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4715 lines
189 KiB
4715 lines
189 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* @package chamilo.survey
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* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University: cleanup, refactoring and rewriting large parts (if not all) of the code
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* @author Julio Montoya Armas <gugli100@gmail.com>, Chamilo: Personality Test modification and rewriting large parts of the code
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* @version $Id: survey.lib.php 22296 2009-07-22 22:05:50Z cfasanando $
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* @todo move this file to inc/lib
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* @todo use consistent naming for the functions (save vs store for instance)
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*/
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/**
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* Code
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*/
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$config['survey']['debug'] = false;
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$htmlHeadXtra[] = '<script type="text/javascript" language="javascript">
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function setFocus(){
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$("#search_title").focus();
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}
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$(document).ready(function () {
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setFocus();
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});
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</script>';
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/**
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* Survey manager class
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* @package chamilo.survey
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*/
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class survey_manager {
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function get_surveys($course_code, $session_id = 0) {
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$table_survey = Database :: get_course_table(TABLE_SURVEY);
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$course_info = api_get_course_info($course_code);
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$session_condition = api_get_session_condition($session_id, true, true);
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$sql = "SELECT * FROM $table_survey WHERE c_id = {$course_info['real_id']} $session_condition ";
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$result = Database::query($sql);
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$result = Database::store_result($result, 'ASSOC');
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return $result;
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}
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/***
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* SYRVEY FUNCTIONS
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*/
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/**
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* This function retrieves all the survey information
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*
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* @param integer $survey_id the id of the survey
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* @param boolean $shared this parameter determines if we have to get the information of a survey from the central (shared) database or from the
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* course database
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* @param string course code optional
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*
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* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
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* @version February 2007
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*
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* @todo this is the same function as in create_new_survey.php
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*/
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function get_survey($survey_id, $shared = 0, $course_code = '') {
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global $_course;
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// Table definition
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if (!empty($course_code)) {
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$my_course_id = $course_code;
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} else if (isset($_GET['course'])) {
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$my_course_id = Security::remove_XSS($_GET['course']);
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} else {
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$my_course_id = api_get_course_id();
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}
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$my_course_info = api_get_course_info($my_course_id);
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$table_survey = Database :: get_course_table(TABLE_SURVEY);
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if ($shared != 0) {
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$table_survey = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION);
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$sql = "SELECT * FROM $table_survey WHERE survey_id='".Database::escape_string($survey_id)."' ";
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} else {
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$sql = "SELECT * FROM $table_survey WHERE survey_id='".Database::escape_string($survey_id)."' AND c_id = ".$my_course_info['real_id'];
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}
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$result = Database::query($sql);
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$return = array();
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if (Database::num_rows($result)> 0) {
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$return = Database::fetch_array($result,'ASSOC');
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// We do this (temporarily) to have the array match the quickform elements immediately
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// idealiter the fields in the db match the quickform fields
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$return['survey_code'] = $return['code'];
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$return['survey_title'] = $return['title'];
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$return['survey_subtitle'] = $return['subtitle'];
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$return['survey_language'] = $return['lang'];
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$return['start_date'] = $return['avail_from'];
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$return['end_date'] = $return['avail_till'];
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$return['survey_share'] = $return['is_shared'];
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$return['survey_introduction'] = $return['intro'];
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$return['survey_thanks'] = $return['surveythanks'];
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$return['survey_type'] = $return['survey_type'];
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$return['one_question_per_page']= $return['one_question_per_page'];
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$return['show_form_profile'] = $return['show_form_profile'];
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$return['input_name_list'] = $return['input_name_list'];
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$return['shuffle'] = $return['shuffle'];
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$return['parent_id'] = $return['parent_id'];
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$return['survey_version'] = $return['survey_version'];
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return $return;
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} else {
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return $return;
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}
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}
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/**
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* This function stores a survey in the database.
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*
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* @param array $values
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* @return array $return the type of return message that has to be displayed and the message in it
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*
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* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
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* @version February 2007
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*/
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function store_survey($values) {
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global $_user;
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// Table defnitions
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$table_survey = Database :: get_course_table(TABLE_SURVEY);
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$shared_survey_id = 0;
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$course_id = api_get_course_int_id();
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if (!$values['survey_id'] || !is_numeric($values['survey_id'])) {
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// Check if the code doesn't soon exists in this language
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$sql = 'SELECT 1 FROM '.$table_survey.'
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WHERE c_id = '.$course_id.' AND code="'.Database::escape_string($values['survey_code']).'" AND lang="'.Database::escape_string($values['survey_language']).'"';
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$rs = Database::query($sql);
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if (Database::num_rows($rs) > 0) {
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$return['message'] = 'ThisSurveyCodeSoonExistsInThisLanguage';
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$return['type'] = 'error';
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$return['id'] = isset($values['survey_id']) ? $values['survey_id'] : 0;
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return $return;
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}
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if ($values['anonymous'] == '') {
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$values['anonymous'] = 0;
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}
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$additional['columns'] = '';
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$additional['values'] = '';
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if ($values['anonymous'] == 0) {
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// Input_name_list
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$additional['columns'] .= ', show_form_profile';
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$additional['values'] .= ",'".Database::escape_string($values['show_form_profile'])."'";
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if ($values['show_form_profile'] == 1) {
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// Input_name_list
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$fields = explode(',', $values['input_name_list']);
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$field_values = '';
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foreach ($fields as & $field) {
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if ($field != '') {
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if ($values[$field] == '') {
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$values[$field] = 0;
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}
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$field_values.= $field.':'.$values[$field].'@';
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}
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}
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$additional['columns'] .= ', form_fields';
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$additional['values'] .= ",'".Database::escape_string($field_values)."'";
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} else {
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$additional['columns'] .= ', form_fields';
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$additional['values'] .= ",''";
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}
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} else {
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// Input_name_list
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$additional['columns'] .= ', show_form_profile';
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$additional['values'] .= ",'0'";
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$additional['columns'] .= ', form_fields';
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$additional['values'] .= ",''";
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}
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if ($values['survey_type'] == 1) {
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$additional['columns'] .= ', survey_type';
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$additional['values'] .= ",'1'";
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$additional['columns'] .= ', shuffle';
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$additional['values'] .= ",'".Database::escape_string($values['shuffle'])."'";
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$additional['columns'] .= ', one_question_per_page';
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$additional['values'] .= ",'".Database::escape_string($values['one_question_per_page'])."'";
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$additional['columns'] .= ', parent_id';
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$additional['values'] .= ",'".Database::escape_string($values['parent_id'])."'";
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// Logic for versioning surveys
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if (!empty($values['parent_id'])) {
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$additional['columns'] .= ', survey_version';
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$sql = 'SELECT survey_version FROM '.$table_survey.' WHERE c_id = '.$course_id.' AND parent_id = '.Database::escape_string($values['parent_id']).' ORDER BY survey_version DESC LIMIT 1';
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$rs = Database::query($sql);
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if (Database::num_rows($rs) === 0) {
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$sql = 'SELECT survey_version FROM '.$table_survey.' WHERE c_id = '.$course_id.' survey_id = '.Database::escape_string($values['parent_id']);
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$rs = Database::query($sql);
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$getversion = Database::fetch_array($rs, 'ASSOC');
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if (empty($getversion['survey_version'])) {
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$additional['values'] .= ",'".++$getversion['survey_version']."'";
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} else {
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$additional['values'] .= ",'".$getversion['survey_version'].".1'";
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}
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} else {
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$row = Database::fetch_array($rs, 'ASSOC');
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$pos = api_strpos($row['survey_version']);
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if ($pos === false) {
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//$new_version = substr($row['survey_version'],$pos, count())
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$row['survey_version'] = $row['survey_version'] + 1;
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$additional['values'] .= ",'".$row['survey_version']."'";
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} else {
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$getlast = api_split('\.', $row['survey_version']);
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$lastversion = array_pop($getlast);
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$lastversion = $lastversion + 1;
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$add = implode('.', $getlast);
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if ($add != '') {
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$insertnewversion = $add.'.'.$lastversion;
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} else {
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$insertnewversion = $lastversion;
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}
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$additional['values'] .= ",'".$insertnewversion."'";
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}
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}
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}
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}
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$course_id = api_get_course_int_id();
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$sql = "INSERT INTO $table_survey (c_id, code, title, subtitle, author, lang, avail_from, avail_till, is_shared, template, intro, surveythanks, creation_date, anonymous".$additional['columns'].", session_id) VALUES (
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$course_id,
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'".Database::escape_string(strtolower(generate_course_code(api_substr($values['survey_code'],0))))."',
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'".Database::escape_string($values['survey_title'])."',
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'".Database::escape_string($values['survey_subtitle'])."',
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'".Database::escape_string($_user['user_id'])."',
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'".Database::escape_string($values['survey_language'])."',
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'".Database::escape_string($values['start_date'])."',
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'".Database::escape_string($values['end_date'])."',
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'".Database::escape_string($shared_survey_id)."',
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'".Database::escape_string('template')."',
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'".Database::escape_string($values['survey_introduction'])."',
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'".Database::escape_string($values['survey_thanks'])."',
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'".date('Y-m-d H:i:s')."',
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'".Database::escape_string($values['anonymous'])."'".$additional['values'].",
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".intval($_SESSION['id_session'])."
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)";
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$result = Database::query($sql);
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$survey_id = Database::insert_id();
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if ($survey_id > 0) {
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// Insert into item_property
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api_item_property_update(api_get_course_info(), TOOL_SURVEY, $survey_id, 'SurveyAdded', api_get_user_id());
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}
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if ($values['survey_type'] == 1 && !empty($values['parent_id'])) {
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survey_manager::copy_survey($values['parent_id'],$survey_id);
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}
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//$return['message'] = get_lang('SurveyCreatedSuccesfully').'<br />'.get_lang('YouCanNowAddQuestionToYourSurvey').': ';
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//$return['message'] .= '<a href="survey.php?survey_id='.$survey_id.'">'.get_lang('ClickHere').'</a>';
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$return['message'] = 'SurveyCreatedSuccesfully';
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$return['type'] = 'confirmation';
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$return['id'] = $survey_id;
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} else {
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// Check whether the code doesn't soon exists in this language
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$sql = 'SELECT 1 FROM '.$table_survey.' WHERE c_id = '.$course_id.' AND code="'.Database::escape_string($values['survey_code']).'" AND lang="'.Database::escape_string($values['survey_language']).'" AND survey_id!='.intval($values['survey_id']);
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$rs = Database::query($sql);
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if (Database::num_rows($rs) > 0) {
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$return['message'] = 'ThisSurveyCodeSoonExistsInThisLanguage';
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$return['type'] = 'error';
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$return['id'] = isset($values['survey_id']) ? $values['survey_id'] : 0;
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return $return;
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}
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if ($values['anonymous'] == '') {
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$values['anonymous'] = 0;
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}
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$additionalsets = ", shuffle = '".Database::escape_string($values['shuffle'])."'";
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$additionalsets .= ", one_question_per_page = '".Database::escape_string($values['one_question_per_page'])."'";
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if ($values['anonymous'] == 0) {
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$additionalsets .= ", show_form_profile = '".Database::escape_string($values['show_form_profile'])."'";
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if ($values['show_form_profile'] == 1) {
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$fields = explode(',',$values['input_name_list']);
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$field_values = '';
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foreach ($fields as & $field) {
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if ($field != '') {
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if ($values[$field] == '') {
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$values[$field] = 0;
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}
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$field_values.= $field.':'.$values[$field].'@';
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}
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}
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$additionalsets .= ", form_fields = '".Database::escape_string($field_values)."'";
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} else {
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$additionalsets .= ", form_fields = '' ";
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}
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} else {
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$additionalsets .= ", show_form_profile = '0'";
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$additionalsets .= ", form_fields = '' ";
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}
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$sql = "UPDATE $table_survey SET
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title = '".Database::escape_string($values['survey_title'])."',
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subtitle = '".Database::escape_string($values['survey_subtitle'])."',
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author = '".Database::escape_string($_user['user_id'])."',
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lang = '".Database::escape_string($values['survey_language'])."',
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avail_from = '".Database::escape_string($values['start_date'])."',
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avail_till = '".Database::escape_string($values['end_date'])."',
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is_shared = '".Database::escape_string($shared_survey_id)."',
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template = '".Database::escape_string('template')."',
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intro = '".Database::escape_string($values['survey_introduction'])."',
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surveythanks = '".Database::escape_string($values['survey_thanks'])."',
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anonymous = '".Database::escape_string($values['anonymous'])."'".$additionalsets."
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WHERE c_id = '.$course_id.' AND survey_id = '".Database::escape_string($values['survey_id'])."'";
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$result = Database::query($sql);
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// Update into item_property (update)
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api_item_property_update(api_get_course_info(), TOOL_SURVEY, Database::escape_string($values['survey_id']), 'SurveyUpdated', api_get_user_id());
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//$return['message'] = get_lang('SurveyUpdatedSuccesfully').'<br />'.get_lang('YouCanNowAddQuestionToYourSurvey').': ';
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//$return['message'] .= '<a href="survey.php?survey_id='.$values['survey_id'].'">'.get_lang('Here').'</a>';
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//$return['message'] .= get_lang('OrReturnToSurveyOverview').'<a href="survey_list.php">'.get_lang('Here').'</a>';
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$return['message'] = 'SurveyUpdatedSuccesfully';
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$return['type'] = 'confirmation';
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$return['id'] = $values['survey_id'];
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}
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return $return;
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}
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/**
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* This function stores a shared survey in the central database.
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*
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* @param array $values
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* @return array $return the type of return message that has to be displayed and the message in it
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*
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* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
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* @version February 2007
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*/
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function store_shared_survey($values) {
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global $_user, $_course;
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// Table defnitions
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$table_survey = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY);
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if (!$values['survey_id'] || !is_numeric($values['survey_id']) || $values['survey_share']['survey_share'] == 'true') {
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$sql = "INSERT INTO $table_survey (code, title, subtitle, author, lang, template, intro, surveythanks, creation_date, course_code) VALUES (
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'".Database::escape_string($values['survey_code'])."',
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'".Database::escape_string($values['survey_title'])."',
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'".Database::escape_string($values['survey_subtitle'])."',
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'".Database::escape_string($_user['user_id'])."',
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'".Database::escape_string($values['survey_language'])."',
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'".Database::escape_string('template')."',
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'".Database::escape_string($values['survey_introduction'])."',
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'".Database::escape_string($values['survey_thanks'])."',
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'".date('Y-m-d H:i:s')."',
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'".$_course['id']."')";
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$result = Database::query($sql);
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$return = Database::insert_id();
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} else {
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$sql = "UPDATE $table_survey SET
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code = '".Database::escape_string($values['survey_code'])."',
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title = '".Database::escape_string($values['survey_title'])."',
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subtitle = '".Database::escape_string($values['survey_subtitle'])."',
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author = '".Database::escape_string($_user['user_id'])."',
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lang = '".Database::escape_string($values['survey_language'])."',
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template = '".Database::escape_string('template')."',
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intro = '".Database::escape_string($values['survey_introduction'])."',
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surveythanks = '".Database::escape_string($values['survey_thanks'])."'
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WHERE survey_id = '".Database::escape_string($values['survey_share']['survey_share'])."'";
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$result = Database::query($sql);
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$return = $values['survey_share']['survey_share'];
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}
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return $return;
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}
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/**
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* This function deletes a survey (and also all the question in that survey
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*
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* @param $survey_id the id of the survey that has to be deleted
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* @return true
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*
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* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
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* @version January 2007
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*/
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function delete_survey($survey_id, $shared=false, $course_id = '') {
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// Database table definitions
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$course_info = api_get_course_info_by_id($course_id);
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$course_id = $course_info['real_id'];
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$table_survey = Database :: get_course_table(TABLE_SURVEY);
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$table_survey_question_group = Database :: get_course_table(TABLE_SURVEY_QUESTION_GROUP);
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if ($shared) {
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$table_survey = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY);
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// Deleting the survey
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$sql = "DELETE FROM $table_survey WHERE survey_id='".Database::escape_string($survey_id)."'";
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$res = Database::query($sql);
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} else {
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$sql = "DELETE FROM $table_survey WHERE c_id = $course_id AND survey_id='".Database::escape_string($survey_id)."'";
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$res = Database::query($sql);
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}
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// Deleting groups of this survey
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$sql = "DELETE FROM $table_survey_question_group WHERE c_id = $course_id AND survey_id='".Database::escape_string($survey_id)."'";
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$res = Database::query($sql);
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// Deleting the questions of the survey
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survey_manager::delete_all_survey_questions($survey_id, $shared);
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// Update into item_property (delete)
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api_item_property_update($course_info, TOOL_SURVEY, $survey_id, 'delete', api_get_user_id());
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return true;
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}
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|
|
function copy_survey($parent_survey, $new_survey_id) {
|
|
$course_id = api_get_course_int_id();
|
|
|
|
// Database table definitions
|
|
$table_survey = Database::get_course_table(TABLE_SURVEY);
|
|
$table_survey_question_group = Database::get_course_table(TABLE_SURVEY_QUESTION_GROUP);
|
|
$table_survey_question = Database::get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_options = Database::get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
$parent_survey = Database::escape_string($parent_survey);
|
|
// Get groups
|
|
$sql = "SELECT * from $table_survey_question_group WHERE c_id = $course_id AND survey_id='".$parent_survey."'";
|
|
$res = Database::query($sql);
|
|
if (Database::num_rows($res) === 0) {
|
|
return true;
|
|
}
|
|
$new_survey_id = intval($new_survey_id);
|
|
$course_id = api_get_course_int_id();
|
|
while($row = Database::fetch_array($res, 'ASSOC')){
|
|
$sql1 = 'INSERT INTO '.$table_survey_question_group.' (c_id, name,description,survey_id) VALUES
|
|
('.$course_id.', \''.Database::escape_string($row['name']).'\',\''.Database::escape_string($row['description']).'\',\''.$new_survey_id.'\')';
|
|
$res1 = Database::query($sql1);
|
|
$group_id[$row['id']] = Database::insert_id();
|
|
}
|
|
|
|
// Get questions
|
|
$sql = "SELECT * FROM $table_survey_question WHERE c_id = $course_id AND survey_id='".$parent_survey."'";
|
|
$res = Database::query($sql);
|
|
while($row = Database::fetch_array($res, 'ASSOC')){
|
|
$sql2 = 'INSERT INTO '.$table_survey_question.' (c_id, survey_id,survey_question,survey_question_comment,type,display,sort,shared_question_id,max_value,survey_group_pri,survey_group_sec1,survey_group_sec2) VALUES '.
|
|
'('.$course_id.', \''.$new_survey_id.'\',\''.Database::escape_string($row['survey_question']).'\',\''.Database::escape_string($row['survey_comment']).'\',\''.$row['type'].'\',\''.$row['display'].'\',\''.$row['sort'].'\',\''.$row['shared_question_id'].'\',\''.$row['max_value'].
|
|
'\',\''.$group_id[$row['survey_group_pri']].'\',\''.$group_id[$row['survey_group_sec1']].'\',\''.$group_id[$row['survey_group_sec2']].'\')';
|
|
$res2 = Database::query($sql2);
|
|
$question_id[$row['question_id']] = Database::insert_id();
|
|
}
|
|
|
|
// Get questions options
|
|
$sql = "SELECT * FROM $table_survey_options WHERE c_id = $course_id AND survey_id='".$parent_survey."'";
|
|
$res = Database::query($sql);
|
|
while($row = Database::fetch_array($res ,'ASSOC')){
|
|
$sql3 = 'INSERT INTO '.$table_survey_options.' (c_id, question_id,survey_id,option_text,sort,value) VALUES ('.
|
|
" $course_id , '".$question_id[$row['question_id']]."','".$new_survey_id."','".Database::escape_string($row['option_text'])."','".$row['sort']."','".$row['value']."')";
|
|
$res3 = Database::query($sql3);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* This function duplicates a survey (and also all the question in that survey
|
|
*
|
|
* @param $survey_id the id of the survey that has to be duplicated
|
|
* @return true
|
|
*
|
|
* @author Eric Marguin <e.marguin@elixir-interactive.com>, Elixir Interactive
|
|
* @version October 2007
|
|
*/
|
|
function empty_survey($survey_id) {
|
|
// Database table definitions
|
|
$table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
$table_survey = Database :: get_course_table(TABLE_SURVEY);
|
|
|
|
$course_id = api_get_course_int_id();
|
|
|
|
$datas = survey_manager::get_survey($survey_id);
|
|
$session_where = '';
|
|
if (api_get_session_id() != 0) {
|
|
$session_where = ' AND session_id = "'.api_get_session_id().'" ';
|
|
}
|
|
|
|
$sql = 'DELETE FROM '.$table_survey_invitation.' WHERE c_id = '.$course_id.' AND survey_code = "'.Database::escape_string($datas['code']).'" '.$session_where.' ';
|
|
Database::query($sql);
|
|
|
|
$sql = 'DELETE FROM '.$table_survey_answer.' WHERE c_id = '.$course_id.' AND survey_id='.intval($survey_id);
|
|
Database::query($sql);
|
|
|
|
$sql = 'UPDATE '.$table_survey.' SET invited=0, answered=0 WHERE c_id = '.$course_id.' AND survey_id='.intval($survey_id);
|
|
Database::query($sql);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* This function recalculates the number of people who have taken the survey (=filled at least one question)
|
|
*
|
|
* @param $survey_id the id of the survey somebody
|
|
* @return true
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function update_survey_answered($survey_id, $user, $survey_code) {
|
|
global $_course;
|
|
|
|
// Database table definitions
|
|
$table_survey = Database :: get_course_table(TABLE_SURVEY);
|
|
$table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
|
|
// Getting a list with all the people who have filled the survey
|
|
$people_filled = survey_manager::get_people_who_filled_survey($survey_id);
|
|
$number = count($people_filled);
|
|
$course_id = api_get_course_int_id();
|
|
|
|
// Storing this value in the survey table
|
|
$sql = "UPDATE $table_survey SET answered = '".Database::escape_string($number)."' WHERE c_id = '.$course_id.' AND survey_id = '".Database::escape_string($survey_id)."'";
|
|
$res = Database::query($sql);
|
|
|
|
// Storing that the user has finished the survey.
|
|
$sql = "UPDATE $table_survey_invitation SET answered='1' WHERE c_id = '.$course_id.' AND session_id='".api_get_session_id()."' AND user='".Database::escape_string($user)."' AND survey_code='".Database::escape_string($survey_code)."'";
|
|
$res = Database::query($sql);
|
|
}
|
|
|
|
/**
|
|
* This function gets a complete structure of a survey (all survey information, all question information
|
|
* of all the questions and all the options of all the questions.
|
|
*
|
|
* @param integer $survey_id the id of the survey
|
|
* @param boolean $shared this parameter determines if we have to get the information of a survey from the central (shared) database or from the
|
|
* course database
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function get_complete_survey_structure($survey_id, $shared = 0) {
|
|
$structure = survey_manager::get_survey($survey_id, $shared);
|
|
$structure['questions'] = survey_manager::get_questions($survey_id);
|
|
}
|
|
|
|
/***
|
|
* SYRVEY QUESTION FUNCTIONS
|
|
*/
|
|
|
|
/**
|
|
* This function return the "icon" of the question type
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function icon_question($type) {
|
|
// the possible question types
|
|
$possible_types = array('personality', 'yesno', 'multiplechoice', 'multipleresponse', 'open', 'dropdown', 'comment', 'pagebreak', 'percentage', 'score');
|
|
|
|
// the images array
|
|
$icon_question = array(
|
|
'yesno' => 'yesno.gif',
|
|
'personality' => 'yesno.gif',
|
|
'multiplechoice' => 'mcua.gif',
|
|
'multipleresponse' => 'mcma.gif',
|
|
'open' => 'open_answer.gif',
|
|
'dropdown' => 'dropdown.gif',
|
|
'percentage' => 'percentagequestion.gif',
|
|
'score' => 'scorequestion.gif',
|
|
'comment' => 'commentquestion.gif',
|
|
'pagebreak' => 'page_end.gif',
|
|
);
|
|
|
|
if (in_array($type, $possible_types)) {
|
|
return $icon_question[$type];
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function retrieves all the information of a question
|
|
*
|
|
* @param integer $question_id the id of the question
|
|
* @return array
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*
|
|
* @todo one sql call should do the trick
|
|
*/
|
|
function get_question($question_id, $shared = false) {
|
|
// Table definitions
|
|
$tbl_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
$course_id = api_get_course_int_id();
|
|
|
|
$sql = "SELECT * FROM $tbl_survey_question WHERE c_id = $course_id AND question_id='".Database::escape_string($question_id)."' ORDER BY `sort` ";
|
|
$sql_survey_question_option = "SELECT * FROM $table_survey_question_option WHERE c_id = $course_id AND question_id='".Database::escape_string($question_id)."' ORDER BY `sort` ";
|
|
if ($shared) {
|
|
$tbl_survey_question = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION_OPTION);
|
|
|
|
$sql = "SELECT * FROM $tbl_survey_question WHERE question_id='".Database::escape_string($question_id)."' ORDER BY `sort` ";
|
|
$sql_survey_question_option = "SELECT * FROM $table_survey_question_option WHERE question_id='".Database::escape_string($question_id)."' ORDER BY `sort` ";
|
|
}
|
|
|
|
// Getting the information of the question
|
|
|
|
$result = Database::query($sql);
|
|
$row = Database::fetch_array($result,'ASSOC');
|
|
$return['survey_id'] = $row['survey_id'];
|
|
$return['question_id'] = $row['question_id'];
|
|
$return['type'] = $row['type'];
|
|
$return['question'] = $row['survey_question'];
|
|
$return['horizontalvertical'] = $row['display'];
|
|
$return['shared_question_id'] = $row['shared_question_id'];
|
|
$return['maximum_score'] = $row['max_value'];
|
|
|
|
if ($row['survey_group_pri'] != 0) {
|
|
$return['assigned'] = $row['survey_group_pri'];
|
|
$return['choose'] = 1;
|
|
} else {
|
|
$return['assigned1'] = $row['survey_group_sec1'];
|
|
$return['assigned2'] = $row['survey_group_sec2'];
|
|
$return['choose'] = 2;
|
|
}
|
|
|
|
// Getting the information of the question options
|
|
|
|
$result = Database::query($sql_survey_question_option);
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
/** @todo this should be renamed to options instead of answers */
|
|
$return['answers'][] = $row['option_text'];
|
|
$return['values'][] = $row['value'];
|
|
|
|
/** @todo this can be done more elegantly (used in reporting) */
|
|
$return['answersid'][] = $row['question_option_id'];
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* This function gets all the question of any given survey
|
|
*
|
|
* @param integer $survey_id the id of the survey
|
|
* @return array containing all the questions of the survey
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*
|
|
* @todo one sql call should do the trick
|
|
*/
|
|
function get_questions($survey_id) {
|
|
// Table definitions
|
|
$tbl_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
|
|
$course_id = api_get_course_int_id();
|
|
|
|
// Getting the information of the question
|
|
$sql = "SELECT * FROM $tbl_survey_question WHERE c_id = $course_id AND survey_id='".Database::escape_string($survey_id)."'";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
$return[$row['question_id']]['survey_id'] = $row['survey_id'];
|
|
$return[$row['question_id']]['question_id'] = $row['question_id'];
|
|
$return[$row['question_id']]['type'] = $row['type'];
|
|
$return[$row['question_id']]['question'] = $row['survey_question'];
|
|
$return[$row['question_id']]['horizontalvertical'] = $row['display'];
|
|
$return[$row['question_id']]['maximum_score'] = $row['max_value'];
|
|
$return[$row['question_id']]['sort'] = $row['sort'];
|
|
|
|
}
|
|
|
|
// Getting the information of the question options
|
|
$sql = "SELECT * FROM $table_survey_question_option WHERE c_id = $course_id AND survey_id='".Database::escape_string($survey_id)."'";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
$return[$row['question_id']]['answers'][] = $row['option_text'];
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* This function saves a question in the database.
|
|
* This can be either an update of an existing survey or storing a new survey
|
|
*
|
|
* @param array $form_content all the information of the form
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
|
|
function save_question($form_content) {
|
|
global $survey_data;
|
|
|
|
if (strlen($form_content['question']) > 1) { // Checks lenght of the question
|
|
$empty_answer = false;
|
|
|
|
if ($survey_data['survey_type'] == 1) {
|
|
if (empty($form_content['choose'])) {
|
|
$return_message = 'PleaseChooseACondition';
|
|
return $return_message;
|
|
}
|
|
|
|
if (($form_content['choose']==2)&&($form_content['assigned1'] == $form_content['assigned2'])) {
|
|
$return_message = 'ChooseDifferentCategories';
|
|
return $return_message;
|
|
}
|
|
}
|
|
|
|
if ($form_content['type'] != 'percentage') {
|
|
for ($i = 0; $i < count($form_content['answers']); $i++) {
|
|
if (strlen($form_content['answers'][$i]) < 1) {
|
|
$empty_answer = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($form_content['type'] == 'score') {
|
|
if (strlen($form_content['maximum_score']) < 1) {
|
|
$empty_answer = true;
|
|
}
|
|
}
|
|
$additional = array();
|
|
|
|
$course_id = api_get_course_int_id();
|
|
|
|
if (!$empty_answer) {
|
|
global $_course;
|
|
// Table definitions
|
|
$table_survey = Database :: get_course_table(TABLE_SURVEY);
|
|
$tbl_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
|
|
// Getting all the information of the survey
|
|
$survey_data = survey_manager::get_survey($form_content['survey_id']);
|
|
|
|
// Storing the question in the shared database
|
|
if (is_numeric($survey_data['survey_share']) && $survey_data['survey_share'] != 0) {
|
|
$shared_question_id = survey_manager::save_shared_question($form_content, $survey_data);
|
|
$form_content['shared_question_id'] = $shared_question_id;
|
|
}
|
|
|
|
// Storing a new question
|
|
if ($form_content['question_id'] == '' || !is_numeric($form_content['question_id'])) {
|
|
// Finding the max sort order of the questions in the given survey
|
|
$sql = "SELECT max(sort) AS max_sort FROM $tbl_survey_question WHERE c_id = $course_id AND survey_id='".Database::escape_string($form_content['survey_id'])."'";
|
|
$result = Database::query($sql);
|
|
$row = Database::fetch_array($result,'ASSOC');
|
|
$max_sort = $row['max_sort'];
|
|
|
|
// Some variables defined for survey-test type
|
|
$additional['column'] = '';
|
|
$additional['value'] = '';
|
|
|
|
if ($_POST['choose'] == 1) {
|
|
$additional['column'] = ',survey_group_pri';
|
|
$additional['value'] = ",'".Database::escape_string($_POST['assigned'])."'";
|
|
} elseif($_POST['choose'] == 2) {
|
|
$additional['column'] = ',survey_group_sec1, survey_group_sec2';
|
|
$additional['value'] = ",'".Database::escape_string($_POST['assigned1'])."'".",'".Database::escape_string($_POST['assigned2'])."'";
|
|
}
|
|
|
|
// Adding the question to the survey_question table
|
|
$sql = "INSERT INTO $tbl_survey_question (c_id, survey_id,survey_question,survey_question_comment,type,display, sort, shared_question_id, max_value".$additional['column'].") VALUES (
|
|
$course_id,
|
|
'".Database::escape_string($form_content['survey_id'])."',
|
|
'".Database::escape_string($form_content['question'])."',
|
|
'".Database::escape_string($form_content['question_comment'])."',
|
|
'".Database::escape_string($form_content['type'])."',
|
|
'".Database::escape_string($form_content['horizontalvertical'])."',
|
|
'".Database::escape_string($max_sort+1)."',
|
|
'".Database::escape_string($form_content['shared_question_id'])."',
|
|
'".Database::escape_string($form_content['maximum_score'])."'".
|
|
$additional['value']."
|
|
)";
|
|
$result = Database::query($sql);
|
|
$question_id = Database::insert_id();
|
|
$form_content['question_id'] = $question_id;
|
|
$return_message = 'QuestionAdded';
|
|
}
|
|
// Updating an existing question
|
|
else {
|
|
$additionalsets = '';
|
|
|
|
if ($_POST['choose'] == 1) {
|
|
$additionalsets = ',survey_group_pri = \''.Database::escape_string($_POST['assigned']).'\', survey_group_sec1 = \'0\', survey_group_sec2 = \'0\' ';
|
|
}
|
|
elseif ($_POST['choose'] == 2) {
|
|
$additionalsets = ',survey_group_pri = \'0\', survey_group_sec1 = \''.Database::escape_string($_POST['assigned1']).'\', survey_group_sec2 = \''.Database::escape_string($_POST['assigned2']).'\' ';
|
|
}
|
|
|
|
$setadditionals = $additional['set'][1].$additional['set'][2].$additional['set'][3];
|
|
|
|
// Adding the question to the survey_question table
|
|
$sql = "UPDATE $tbl_survey_question SET
|
|
survey_question = '".Database::escape_string($form_content['question'])."',
|
|
survey_question_comment = '".Database::escape_string($form_content['question_comment'])."',
|
|
display = '".Database::escape_string($form_content['horizontalvertical'])."',
|
|
max_value = '".Database::escape_string($form_content['maximum_score'])."'" .
|
|
$additionalsets."
|
|
WHERE c_id = $course_id AND question_id = '".Database::escape_string($form_content['question_id'])."'";
|
|
$result = Database::query($sql);
|
|
$return_message = 'QuestionUpdated';
|
|
}
|
|
// Storing the options of the question
|
|
$message_options=survey_manager::save_question_options($form_content, $survey_data);
|
|
} else {
|
|
$return_message = 'PleasFillAllAnswer';
|
|
}
|
|
} else {
|
|
$return_message = 'PleaseEnterAQuestion';
|
|
}
|
|
return $return_message;
|
|
}
|
|
|
|
/**
|
|
* This function saves the question in the shared database
|
|
*
|
|
* @param array $form_content all the information of the form
|
|
* @param array $survey_data all the information of the survey
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*
|
|
* @todo editing of a shared question
|
|
*/
|
|
function save_shared_question($form_content, $survey_data) {
|
|
global $_course;
|
|
|
|
// Table definitions
|
|
$tbl_survey_question = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION);
|
|
|
|
// Storing a new question
|
|
if ($form_content['shared_question_id'] == '' || !is_numeric($form_content['shared_question_id'])) {
|
|
// Finding the max sort order of the questions in the given survey
|
|
$sql = "SELECT max(sort) AS max_sort FROM $tbl_survey_question
|
|
WHERE survey_id='".Database::escape_string($survey_data['survey_share'])."'
|
|
AND code='".Database::escape_string($_course['id'])."'";
|
|
$result = Database::query($sql);
|
|
$row = Database::fetch_array($result,'ASSOC');
|
|
$max_sort = $row['max_sort'];
|
|
|
|
// Adding the question to the survey_question table
|
|
$sql = "INSERT INTO $tbl_survey_question (survey_id, survey_question, survey_question_comment, type, display, sort, code) VALUES (
|
|
'".Database::escape_string($survey_data['survey_share'])."',
|
|
'".Database::escape_string($form_content['question'])."',
|
|
'".Database::escape_string($form_content['question_comment'])."',
|
|
'".Database::escape_string($form_content['type'])."',
|
|
'".Database::escape_string($form_content['horizontalvertical'])."',
|
|
'".Database::escape_string($max_sort+1)."',
|
|
'".Database::escape_string($_course['id'])."')";
|
|
$result = Database::query($sql);
|
|
$shared_question_id = Database::insert_id();
|
|
}
|
|
// Updating an existing question
|
|
else {
|
|
// adding the question to the survey_question table
|
|
$sql = "UPDATE $tbl_survey_question SET
|
|
survey_question = '".Database::escape_string($form_content['question'])."',
|
|
survey_question_comment = '".Database::escape_string($form_content['question_comment'])."',
|
|
display = '".Database::escape_string($form_content['horizontalvertical'])."'
|
|
WHERE question_id = '".Database::escape_string($form_content['shared_question_id'])."'
|
|
AND code='".Database::escape_string($_course['id'])."'";
|
|
$result = Database::query($sql);
|
|
$shared_question_id = $form_content['shared_question_id'];
|
|
}
|
|
|
|
return $shared_question_id;
|
|
}
|
|
|
|
/**
|
|
* This functions moves a question of a survey up or down
|
|
*
|
|
* @param string $direction
|
|
* @param integer $survey_question_id
|
|
* @param integer $survey_id
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function move_survey_question($direction, $survey_question_id, $survey_id) {
|
|
// Table definition
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
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|
|
|
$course_id = api_get_course_int_id();
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|
|
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if ($direction == 'moveup') {
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|
$sort = 'DESC';
|
|
}
|
|
if ($direction == 'movedown') {
|
|
$sort = 'ASC';
|
|
}
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|
|
|
// Finding the two questions that needs to be swapped
|
|
$sql = "SELECT * FROM $table_survey_question WHERE c_id = $course_id AND survey_id='".Database::escape_string($survey_id)."' ORDER BY sort $sort";
|
|
$result = Database::query($sql);
|
|
$found = false;
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
if ($found) {
|
|
$question_id_two = $row['question_id'];
|
|
$question_sort_two = $row['sort'];
|
|
$found = false;
|
|
}
|
|
if ($row['question_id'] == $survey_question_id) {
|
|
$found = true;
|
|
$question_id_one = $row['question_id'];
|
|
$question_sort_one = $row['sort'];
|
|
}
|
|
}
|
|
|
|
$sql1 = "UPDATE $table_survey_question SET sort = '".Database::escape_string($question_sort_two)."' WHERE c_id = $course_id AND question_id='".Database::escape_string($question_id_one)."'";
|
|
$result = Database::query($sql1);
|
|
$sql2 = "UPDATE $table_survey_question SET sort = '".Database::escape_string($question_sort_one)."' WHERE c_id = $course_id AND question_id='".Database::escape_string($question_id_two)."'";
|
|
$result = Database::query($sql2);
|
|
}
|
|
|
|
|
|
/**
|
|
* This function deletes all the questions of a given survey
|
|
* This function is normally only called when a survey is deleted
|
|
*
|
|
* @param $survey_id the id of the survey that has to be deleted
|
|
* @return true
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function delete_all_survey_questions($survey_id, $shared = false) {
|
|
$course_id = api_get_course_int_id();
|
|
|
|
// Table definitions
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$course_condition = " c_id = $course_id AND ";
|
|
if ($shared) {
|
|
$course_condition = "";
|
|
$table_survey_question = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION);
|
|
}
|
|
|
|
$sql = "DELETE FROM $table_survey_question WHERE $course_condition survey_id='".Database::escape_string($survey_id)."'";
|
|
|
|
// Deleting the survey questions
|
|
|
|
$res = Database::query($sql);
|
|
|
|
// Deleting all the options of the questions of the survey
|
|
survey_manager::delete_all_survey_questions_options($survey_id, $shared);
|
|
|
|
// Deleting all the answers on this survey
|
|
survey_manager::delete_all_survey_answers($survey_id);
|
|
}
|
|
|
|
/**
|
|
* This function deletes a survey question and all its options
|
|
*
|
|
* @param integer $survey_id the id of the survey
|
|
* @param integer $question_id the id of the question
|
|
* @param integer $shared
|
|
*
|
|
* @todo also delete the answers to this question
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version March 2007
|
|
*/
|
|
function delete_survey_question($survey_id, $question_id, $shared = false) {
|
|
$course_id = api_get_course_int_id();
|
|
// Table definitions
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
if ($shared) {
|
|
survey_manager::delete_shared_survey_question($survey_id, $question_id);
|
|
}
|
|
|
|
// Deleting the survey questions
|
|
$sql = "DELETE from $table_survey_question WHERE c_id = $course_id AND survey_id='".Database::escape_string($survey_id)."' AND question_id='".Database::escape_string($question_id)."'";
|
|
$res = Database::query($sql);
|
|
|
|
// Deleting the options of the question of the survey
|
|
survey_manager::delete_survey_question_option($survey_id, $question_id, $shared);
|
|
}
|
|
|
|
/**
|
|
* This function deletes a shared survey question from the main database and all its options
|
|
*
|
|
* @param integer $question_id the id of the question
|
|
* @param integer $shared
|
|
*
|
|
* @todo delete all the options of this question
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version March 2007
|
|
*/
|
|
function delete_shared_survey_question($survey_id, $question_id) {
|
|
// Table definitions
|
|
$table_survey_question = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION_OPTION);
|
|
|
|
// First we have to get the shared_question_id
|
|
$question_data = survey_manager::get_question($question_id);
|
|
|
|
// Deleting the survey questions
|
|
$sql = "DELETE FROM $table_survey_question WHERE question_id='".Database::escape_string($question_data['shared_question_id'])."'";
|
|
$res = Database::query($sql);
|
|
|
|
// Deleting the options of the question of the survey question
|
|
$sql = "DELETE FROM $table_survey_question_option WHERE question_id='".Database::escape_string($question_data['shared_question_id'])."'";
|
|
$res = Database::query($sql);
|
|
}
|
|
|
|
/**
|
|
* SURVEY QUESTION OPTIONS FUNCTIONS
|
|
*/
|
|
|
|
/**
|
|
* This function stores the options of the questions in the table
|
|
*
|
|
* @param array $form_content
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*
|
|
* @todo writing the update statement when editing a question
|
|
*/
|
|
function save_question_options($form_content, $survey_data) {
|
|
$course_id = api_get_course_int_id();
|
|
// A percentage question type has options 1 -> 100
|
|
if ($form_content['type'] == 'percentage') {
|
|
for($i = 1; $i < 101; $i++) {
|
|
$form_content['answers'][] = $i;
|
|
}
|
|
}
|
|
|
|
if (is_numeric($survey_data['survey_share']) && $survey_data['survey_share'] != 0) {
|
|
survey_manager::save_shared_question_options($form_content, $survey_data);
|
|
}
|
|
|
|
// Table defintion
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
|
|
// We are editing a question so we first have to remove all the existing options from the database
|
|
if (is_numeric($form_content['question_id'])) {
|
|
$sql = "DELETE FROM $table_survey_question_option WHERE c_id = $course_id AND question_id = '".Database::escape_string($form_content['question_id'])."'";
|
|
$result = Database::query($sql);
|
|
}
|
|
|
|
$counter = 1;
|
|
if (is_array($form_content['answers'])) {
|
|
//foreach ($form_content['answers'] as $key => $answer) {
|
|
for ($i = 0; $i < count($form_content['answers']); $i++) {
|
|
$sql = "INSERT INTO $table_survey_question_option (c_id, question_id, survey_id, option_text, value,sort) VALUES (
|
|
$course_id,
|
|
'".Database::escape_string($form_content['question_id'])."',
|
|
'".Database::escape_string($form_content['survey_id'])."',
|
|
'".Database::escape_string($form_content['answers'][$i])."',
|
|
'".Database::escape_string($form_content['values'][$i])."',
|
|
'".Database::escape_string($counter)."')";
|
|
$result = Database::query($sql);
|
|
$counter++;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function stores the options of the questions in the shared table
|
|
*
|
|
* @param array $form_content
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*
|
|
* @todo writing the update statement when editing a question
|
|
*/
|
|
function save_shared_question_options($form_content, $survey_data) {
|
|
if (is_array($form_content) && is_array($form_content['answers'])) {
|
|
// Table defintion
|
|
$table_survey_question_option = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION_OPTION);
|
|
|
|
// We are editing a question so we first have to remove all the existing options from the database
|
|
$sql = "DELETE FROM $table_survey_question_option WHERE question_id = '".Database::escape_string($form_content['shared_question_id'])."'";
|
|
$result = Database::query($sql);
|
|
|
|
$counter = 1;
|
|
|
|
foreach ($form_content['answers'] as $key => & $answer) {
|
|
$sql = "INSERT INTO $table_survey_question_option (question_id, survey_id, option_text, sort) VALUES (
|
|
'".Database::escape_string($form_content['shared_question_id'])."',
|
|
'".Database::escape_string($survey_data['is_shared'])."',
|
|
'".Database::escape_string($answer)."',
|
|
'".Database::escape_string($counter)."')";
|
|
$result = Database::query($sql);
|
|
$counter++;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
if (is_numeric($survey_data['survey_share']) AND $survey_data['survey_share'] != 0) {
|
|
$form_content = survey_manager::save_shared_question($form_content, $survey_data);
|
|
}
|
|
*/
|
|
|
|
|
|
/**
|
|
* This function deletes all the options of the questions of a given survey
|
|
* This function is normally only called when a survey is deleted
|
|
*
|
|
* @param $survey_id the id of the survey that has to be deleted
|
|
* @return true
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function delete_all_survey_questions_options($survey_id, $shared = false) {
|
|
|
|
// Table definitions
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
$course_id = api_get_course_int_id();
|
|
$course_condition = " c_id = $course_id AND ";
|
|
if ($shared) {
|
|
$course_condition = "";
|
|
$table_survey_question = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION_OPTION);
|
|
}
|
|
|
|
$sql = "DELETE from $table_survey_question_option WHERE $course_condition survey_id='".Database::escape_string($survey_id)."'";
|
|
|
|
// Deleting the options of the survey questions
|
|
|
|
$res = Database::query($sql);
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* This function deletes the options of a given question
|
|
*
|
|
* @param unknown_type $survey_id
|
|
* @param unknown_type $question_id
|
|
* @param unknown_type $shared
|
|
* @return unknown
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version March 2007
|
|
*/
|
|
function delete_survey_question_option($survey_id, $question_id, $shared = false) {
|
|
$course_id = api_get_course_int_id();
|
|
$course_condition = " c_id = $course_id AND ";
|
|
|
|
// Table definitions
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
if ($shared) {
|
|
$course_condition = "";
|
|
$table_survey_question = Database :: get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION_OPTION);
|
|
}
|
|
|
|
// Deleting the options of the survey questions
|
|
$sql = "DELETE from $table_survey_question_option WHERE $course_condition survey_id='".Database::escape_string($survey_id)."' AND question_id='".Database::escape_string($question_id)."'";
|
|
$res = Database::query($sql);
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* SURVEY ANSWERS FUNCTIONS
|
|
*/
|
|
|
|
/**
|
|
* This function deletes all the answers anyone has given on this survey
|
|
* This function is normally only called when a survey is deleted
|
|
*
|
|
* @param $survey_id the id of the survey that has to be deleted
|
|
* @return true
|
|
*
|
|
* @todo write the function
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007,december 2008
|
|
*/
|
|
function delete_all_survey_answers($survey_id) {
|
|
$course_id = api_get_course_int_id();
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
$survey_id = intval($survey_id);
|
|
Database::query("DELETE FROM $table_survey_answer WHERE c_id = $course_id AND survey_id=$survey_id");
|
|
return true;
|
|
}
|
|
|
|
function is_user_filled_survey($user_id, $survey_id, $course_id) {
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
|
|
$user_id = intval($user_id);
|
|
$course_id = intval($course_id);
|
|
$survey_id = intval($survey_id);
|
|
|
|
$sql = "SELECT DISTINCT user FROM $table_survey_answer
|
|
WHERE c_id = $course_id AND
|
|
user = $user_id AND
|
|
survey_id = $survey_id";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result)) {
|
|
return true;
|
|
}
|
|
return false;
|
|
|
|
}
|
|
|
|
/**
|
|
* This function gets all the persons who have filled the survey
|
|
*
|
|
* @param integer $survey_id
|
|
* @return array
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function get_people_who_filled_survey($survey_id, $all_user_info = false, $course_id = null) {
|
|
global $_course;
|
|
api_get_path(SYS_COURSE_PATH);
|
|
|
|
// Database table definition
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
$table_user = Database :: get_main_table('user');
|
|
|
|
// Variable initialisation
|
|
$return = array();
|
|
|
|
// Getting the survey information
|
|
$survey_data = survey_manager::get_survey($survey_id);
|
|
if (empty($course_id)) {
|
|
$course_id = api_get_course_int_id();
|
|
} else {
|
|
$course_id = intval($course_id);
|
|
}
|
|
|
|
if ($all_user_info) {
|
|
$order_clause = api_sort_by_first_name() ? ' ORDER BY user.firstname, user.lastname' : ' ORDER BY user.lastname, user.firstname';
|
|
$sql = "SELECT DISTINCT answered_user.user as invited_user, user.firstname, user.lastname, user.user_id
|
|
FROM $table_survey_answer answered_user
|
|
LEFT JOIN $table_user as user ON answered_user.user = user.user_id
|
|
WHERE answered_user.c_id = $course_id AND
|
|
survey_id= '".Database::escape_string($survey_data['survey_id'])."' ".
|
|
$order_clause;
|
|
} else {
|
|
$sql = "SELECT DISTINCT user FROM $table_survey_answer
|
|
WHERE c_id = $course_id AND survey_id= '".Database::escape_string($survey_data['survey_id'])."' ";
|
|
}
|
|
|
|
$res = Database::query($sql);
|
|
while ($row = Database::fetch_array($res, 'ASSOC')) {
|
|
if ($all_user_info) {
|
|
$return[] = $row;
|
|
} else {
|
|
$return[] = $row['user'];
|
|
}
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
}
|
|
|
|
|
|
class survey_question {
|
|
|
|
// The html code of the form
|
|
public $html;
|
|
|
|
/**
|
|
* This function does the generic part of any survey question: the question field
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*
|
|
* @todo the form_text has to become a wysiwyg editor or adding a question_comment field
|
|
* @todo consider adding a question_comment form element
|
|
*/
|
|
function create_form($form_content) {
|
|
|
|
global $survey_data;
|
|
|
|
//$tool_name = '<img src="../img/'.survey_manager::icon_question($_GET['type']).'" alt="'.get_lang(ucfirst($_GET['type'])).'" title="'.get_lang(ucfirst($_GET['type'])).'" />';
|
|
$tool_name = Display::return_icon(survey_manager::icon_question(Security::remove_XSS($_GET['type'])), get_lang(ucfirst(Security::remove_XSS($_GET['type']))), array('align' => 'middle', 'height' => '22px')).' ';
|
|
if ($_GET['action'] == 'add') {
|
|
$tool_name .= get_lang('AddQuestion');
|
|
}
|
|
if ($_GET['action'] == 'edit') {
|
|
$tool_name .= get_lang('EditQuestion');
|
|
}
|
|
|
|
if ($_GET['type'] == 'yesno') {
|
|
$tool_name .= ': '.get_lang('YesNo');
|
|
} else if ($_GET['type'] == 'multiplechoice') {
|
|
$tool_name .= ': '.get_lang('UniqueSelect');
|
|
} else {
|
|
$tool_name .= ': '.get_lang(api_ucfirst(Security::remove_XSS($_GET['type'])));
|
|
}
|
|
|
|
$this->html .= '<div class="row"><div class="form_header">'.$tool_name.'</div></div>';
|
|
$this->html .= '<form id="question_form" name="question_form" method="post" action="'.api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&type='.Security::remove_XSS($_GET['type']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'&question_id='.Security::remove_XSS($_GET['question_id']).'">';
|
|
$this->html .= ' <input type="hidden" name="survey_id" id="survey_id" value="'.Security::remove_XSS($_GET['survey_id']).'"/>';
|
|
$this->html .= ' <input type="hidden" name="question_id" id="question_id" value="'.Security::remove_XSS($_GET['question_id']).'"/>';
|
|
$this->html .= ' <input type="hidden" name="shared_question_id" id="shared_question_id" value="'.Security::remove_XSS($form_content['shared_question_id']).'"/>';
|
|
$this->html .= ' <input type="hidden" name="type" id="type" value="'.Security::remove_XSS($_GET['type']).'"/>';
|
|
|
|
// question field
|
|
$this->html .= ' <div class="row">';
|
|
$this->html .= ' <div class="label">';
|
|
$this->html .= ' <span class="form_required">*</span> '.get_lang('Question');
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' <div class="formw">';
|
|
$this->html .= api_return_html_area('question', Security::remove_XSS(stripslashes($form_content['question']), STUDENT), '', '', null, array('ToolbarSet' => 'Survey', 'Width' => '100%', 'Height' => '120'));
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' </div>';
|
|
|
|
/*
|
|
$this->html .= ' <tr>';
|
|
$this->html .= ' <td><label for="question_comment">'.get_lang('QuestionComment').'</label></td>';
|
|
$this->html .= ' <td><input type="text" name="question_comment" id="question_comment" value="'.$form_content['question_comment'].'"/></td>';
|
|
$this->html .= ' <td> </td>';
|
|
$this->html .= ' </tr>';
|
|
*/
|
|
|
|
//$this->html .= '<table>';
|
|
|
|
//$this->html .=' <tr><td colspan=""> </td></tr>';
|
|
|
|
if ($survey_data['survey_type'] == 1) {
|
|
$table_survey_question_group = Database::get_course_table(TABLE_SURVEY_QUESTION_GROUP);
|
|
$sql = 'SELECT id,name FROM '.$table_survey_question_group.' WHERE survey_id = '.(int)$_GET['survey_id'].' ORDER BY name';
|
|
$rs = Database::query($sql);
|
|
|
|
while($row = Database::fetch_array($rs, 'NUM')) {
|
|
$glist .= '<option value="'.$row[0].'" >'.$row[1].'</option>';
|
|
}
|
|
|
|
$grouplist = $grouplist1 = $grouplist2 = $glist;
|
|
|
|
if (!empty($form_content['assigned'])) {
|
|
$grouplist = str_replace('<option value="'.$form_content['assigned'].'"','<option value="'.$form_content['assigned'].'" selected',$glist);
|
|
}
|
|
|
|
if (!empty($form_content['assigned1'])) {
|
|
$grouplist1 = str_replace('<option value="'.$form_content['assigned1'].'"','<option value="'.$form_content['assigned1'].'" selected',$glist);
|
|
}
|
|
|
|
if (!empty($form_content['assigned2'])) {
|
|
$grouplist2 = str_replace('<option value="'.$form_content['assigned2'].'"','<option value="'.$form_content['assigned2'].'" selected',$glist);
|
|
}
|
|
|
|
$this->html .= ' <tr><td colspan="">
|
|
<fieldset style="border:1px solid black"><legend>'.get_lang('Condition').'</legend>
|
|
|
|
<b>'.get_lang('Primary').'</b><br />
|
|
'.'<input type="radio" name="choose" value="1" '.(($form_content['choose'] == 1) ? 'checked' : '').
|
|
'><select name="assigned">'.$grouplist.'</select><br />';
|
|
|
|
$this->html .= '
|
|
<b>'.get_lang('Secondary').'</b><br />
|
|
'.'<input type="radio" name="choose" value="2" '.(($form_content['choose']==2)?'checked':'').
|
|
'><select name="assigned1">'.$grouplist1.'</select> '.
|
|
'<select name="assigned2">'.$grouplist2.'</select>'
|
|
.'</fieldset><br />';
|
|
}
|
|
|
|
return $this->html;
|
|
}
|
|
|
|
/**
|
|
* This functions displays the form after the html variable has correctly been finished
|
|
* (adding a submit button, closing the table and closing the form)
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*
|
|
*/
|
|
function render_form() {
|
|
if (isset($_GET['question_id']) and !empty($_GET['question_id'])) {
|
|
$class = 'save';
|
|
$text = get_lang('ModifyQuestionSurvey');
|
|
} else {
|
|
$class = 'add';
|
|
$text = get_lang('CreateQuestionSurvey');
|
|
}
|
|
|
|
if ($_GET['type'] == 'yesno' || $_GET['type'] == 'open'|| $_GET['type'] == 'percentage' || $_GET['type'] == 'comment' || $_GET['type'] == 'pagebreak') {
|
|
$this->html .= ' <div class="row">';
|
|
$this->html .= ' <div class="label">';
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' <div class="formw">';
|
|
}
|
|
$this->html .= ' <button class="'.$class.'"type="submit" name="save_question">'.$text.'</button>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' </div>';
|
|
|
|
//$this->html .= ' </table>';
|
|
|
|
$this->html .= '</form>';
|
|
echo $this->html;
|
|
}
|
|
|
|
/**
|
|
* This function handles the actions on a question and its answers
|
|
*
|
|
* @todo consider using $form_content instead of $_POST
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function handle_action($form_content) {
|
|
$course_id = api_get_course_int_id();
|
|
global $config;
|
|
|
|
// Moving an answer up
|
|
if ($_POST['move_up']) {
|
|
foreach ($_POST['move_up'] as $key => & $value) {
|
|
$id1 = $key;
|
|
$content1 = $form_content['answers'][$id1];
|
|
$id2 = $key - 1;
|
|
$content2 = $form_content['answers'][$id2];
|
|
$form_content['answers'][$id1] = $content2;
|
|
$form_content['answers'][$id2] = $content1;
|
|
}
|
|
}
|
|
|
|
// Moving an answer down
|
|
if ($_POST['move_down']) {
|
|
foreach ($_POST['move_down'] as $key => & $value) {
|
|
$id1 = $key;
|
|
$content1 = $form_content['answers'][$id1];
|
|
$id2 = $key + 1;
|
|
$content2 = $form_content['answers'][$id2];
|
|
$form_content['answers'][$id1] = $content2;
|
|
$form_content['answers'][$id2] = $content1;
|
|
}
|
|
}
|
|
|
|
// Adding an answer
|
|
if (isset($_POST['add_answer'])) {
|
|
$form_content['answers'][] = '';
|
|
}
|
|
|
|
// Removing an answer
|
|
if (isset($_POST['remove_answer'])) {
|
|
$max_answer = count($form_content['answers']);
|
|
unset($form_content['answers'][$max_answer - 1]);
|
|
}
|
|
|
|
// Saving a question
|
|
if (isset($_POST['save_question'])) {
|
|
$message = survey_manager::save_question($form_content);
|
|
|
|
if ($message == 'QuestionAdded' || $message == 'QuestionUpdated' ) {
|
|
$sql='SELECT COUNT(*) FROM '.Database :: get_course_table(TABLE_SURVEY_QUESTION).' WHERE c_id = '.$course_id.' AND survey_id = '.intval($_GET['survey_id']);
|
|
$res = Database :: fetch_array (Database::query($sql));
|
|
|
|
if ($config['survey']['debug']) {
|
|
Display :: display_header();
|
|
Display :: display_confirmation_message($message.'<br />'.get_lang('ReturnTo').' <a href="survey.php?survey_id='.intval($_GET['survey_id']).'">'.get_lang('Survey').'</a>', false);
|
|
} else {
|
|
header('Location:survey.php?survey_id='.intval($_GET['survey_id']).'&message='.$message);
|
|
exit();
|
|
}
|
|
} else {
|
|
if ($message == 'PleaseEnterAQuestion' || $message == 'PleasFillAllAnswer'|| $message == 'PleaseChooseACondition'|| $message == 'ChooseDifferentCategories') {
|
|
$_SESSION['temp_user_message'] = $form_content['question'];
|
|
$_SESSION['temp_horizontalvertical'] = $form_content['horizontalvertical'];
|
|
$_SESSION['temp_sys_message'] = $message;
|
|
$_SESSION['temp_answers'] = $form_content['answers'];
|
|
$_SESSION['temp_values'] = $form_content['values'];
|
|
header('location:question.php?'.api_get_cidreq().'&question_id='.intval($_GET['question_id']).'&survey_id='.intval($_GET['survey_id']).'&action='.Security::remove_XSS($_GET['action']).'&type='.Security::remove_XSS($_GET['type']).'');
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This solution is a little bit strange but I could not find a different solution.
|
|
*/
|
|
if ($_POST['delete_answer']) {
|
|
foreach ($_POST['delete_answer'] as $key => & $value) {
|
|
unset($form_content['answers'][$key]);
|
|
$deleted = $key;
|
|
}
|
|
foreach ($form_content['answers'] as $key => & $value) {
|
|
if ($key > $deleted) {
|
|
$form_content['answers'][$key - 1] = $form_content['answers'][$key];
|
|
unset($form_content['answers'][$key]);
|
|
}
|
|
}
|
|
}
|
|
return $form_content;
|
|
}
|
|
|
|
/**
|
|
* This functions adds two buttons. One to add an option, one to remove an option
|
|
*
|
|
* @param unknown_type $form_content
|
|
* @return html code
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function add_remove_buttons($form_content) {
|
|
if (count($form_content['answers']) <= 2) {
|
|
$remove_answer_attribute = 'disabled="disabled"';
|
|
}
|
|
|
|
$return .= ' <div class="row">';
|
|
$return .= ' <div class="label">';
|
|
$return .= ' </div>';
|
|
$return .= ' <div class="formw">';
|
|
$return .= ' <input type="hidden" name="is_executable" id="is_executable" value="-" />';
|
|
$return .= ' <button class="minus" type="submit" name="remove_answer" "'.$remove_answer_attribute.'">'.get_lang('RemoveAnswer').' </button>';
|
|
$return .= ' <button class="plus" type="submit" name="add_answer">'.get_lang('AddAnswer').'</button>';
|
|
|
|
return $return;
|
|
}
|
|
|
|
|
|
/**
|
|
* Render the question. In this case this starts with the form tag
|
|
*
|
|
* @param unknown_type $form_content
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function render_question($form_content) {
|
|
$this->html = '<form id="question" name="question" method="post" action="'.api_get_self().'?survey_id='.intval($_GET['survey_id']).'">';
|
|
echo $this->html;
|
|
}
|
|
}
|
|
|
|
class ch_yesno extends survey_question {
|
|
|
|
/**
|
|
* This function creates the form elements for the yesno questions
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function create_form($form_content) {
|
|
$this->html = parent::create_form($form_content);
|
|
// Horizontal or vertical
|
|
$this->html .= ' <div class="row">';
|
|
$this->html .= ' <div class="label">';
|
|
$this->html .= get_lang('DisplayAnswersHorVert');
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' <div class="formw">';
|
|
$this->html .= ' <input name="horizontalvertical" type="radio" value="horizontal" ';
|
|
if (empty($form_content['horizontalvertical']) or $form_content['horizontalvertical'] == 'horizontal') {
|
|
$this->html .= 'checked="checked"';
|
|
}
|
|
$this->html .= '/>'.get_lang('Horizontal').'</label><br />';
|
|
$this->html .= ' <input name="horizontalvertical" type="radio" value="vertical" ';
|
|
if ($form_content['horizontalvertical'] == 'vertical') {
|
|
$this->html .= 'checked="checked"';
|
|
}
|
|
$this->html .= ' />'.get_lang('Vertical').'</label>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' </div>';
|
|
|
|
|
|
// The options
|
|
$this->html .= ' <div class="row">';
|
|
$this->html .= ' <div class="label">';
|
|
$this->html .= get_lang('AnswerOptions');
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' <div class="formw">';
|
|
$this->html .= ' <table>';
|
|
$this->html .= ' <tr>';
|
|
$this->html .= ' <td align="right"><label for="answers[0]">1</label></td>';
|
|
//$this->html .= ' <td><input type="text" name="answers[0]" id="answers[0]" value="'.$form_content['answers'][0].'" /></td>';
|
|
|
|
$this->html .= ' <td width="550">'.api_return_html_area('answers[0]', stripslashes($form_content['answers'][0]), '', '', null, array('ToolbarSet' => 'Survey', 'Width' => '100%', 'Height' => '120')).'</td>';
|
|
$this->html .= ' <td><input type="image" src="../img/icons/22/down.png" value="move_down[0]" name="move_down[0]"/></td>';
|
|
$this->html .= ' </tr>';
|
|
$this->html .= ' <tr>';
|
|
$this->html .= ' <td align="right"><label for="answers[1]">2</label></td>';
|
|
//$this->html .= ' <td><input type="text" name="answers[1]" id="answers[1]" value="'.$form_content['answers'][1].'" /></td>';
|
|
$this->html .= ' <td width="550">'.api_return_html_area('answers[1]', stripslashes($form_content['answers'][1]), '', '', null, array('ToolbarSet' => 'Survey', 'Width' => '100%', 'Height' => '120')).'</td>';
|
|
$this->html .= ' <td><input type="image" src="../img/icons/22/up.png" value="move_up[1]" name="move_up[1]" /></td>';
|
|
$this->html .= ' </tr>';
|
|
$this->html .= ' </table>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' </div>';
|
|
}
|
|
|
|
/**
|
|
* Render the yes not question type
|
|
*
|
|
* @param unknown_type $form_content
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function render_question($form_content, $answers = array()) {
|
|
|
|
if (is_array($form_content['options'])) { // Check if data is correct
|
|
foreach ($form_content['options'] as $key => & $value) {
|
|
$this->html .= '<label><input name="question'.$form_content['question_id'].'" type="radio" value="'.$key.'"';
|
|
if (is_array($answers)) {
|
|
if (in_array($key,$answers)) {
|
|
$this->html .= 'checked="checked"';
|
|
}
|
|
}
|
|
if (substr_count($value, '<p>') == 1) {
|
|
$this->html .= '/>'.substr($value, 3, (strlen($value) - 7)).'</label>';
|
|
if ($form_content['display'] == 'vertical') {
|
|
$this->html .= '<br />';
|
|
}
|
|
} else {
|
|
$this->html .= '/>'.$value.'</label>';
|
|
}
|
|
}
|
|
}
|
|
echo '<div class="survey_question_wrapper">';
|
|
echo '<div class="survey_question">'.$form_content['survey_question'].'</div>';
|
|
echo '<div class="survey_question_options">';
|
|
echo $this->html;
|
|
echo '</div>';
|
|
echo '</div>';
|
|
}
|
|
|
|
}
|
|
|
|
class ch_multiplechoice extends survey_question {
|
|
|
|
/**
|
|
* This function creates the form elements for the multiple choice questions
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function create_form($form_content) {
|
|
|
|
$this->html = parent::create_form($form_content);
|
|
// Horizontal or vertical
|
|
$this->html .= ' <div class="row">';
|
|
$this->html .= ' <div class="label">';
|
|
$this->html .= get_lang('DisplayAnswersHorVert');
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' <div class="formw">';
|
|
$this->html .= ' <input name="horizontalvertical" type="radio" value="horizontal" ';
|
|
if (empty($form_content['horizontalvertical']) or $form_content['horizontalvertical'] == 'horizontal') {
|
|
$this->html .= 'checked="checked"';
|
|
}
|
|
$this->html .= '/>'.get_lang('Horizontal').'</label><br />';
|
|
$this->html .= ' <input name="horizontalvertical" type="radio" value="vertical" ';
|
|
if ($form_content['horizontalvertical'] == 'vertical') {
|
|
$this->html .= 'checked="checked"';
|
|
}
|
|
$this->html .= ' />'.get_lang('Vertical').'</label>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' </div>';
|
|
|
|
// The Options
|
|
$this->html .= ' <div class="row">';
|
|
$this->html .= ' <div class="label">';
|
|
$this->html .= get_lang('AnswerOptions');
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' <div class="formw">';
|
|
$total_number_of_answers = count($form_content['answers']);
|
|
$this->html .= ' <table>';
|
|
if (is_array($form_content['answers'])) { // Check if data is correct
|
|
foreach ($form_content['answers'] as $key => $value) {
|
|
$this->html .= ' <tr>';
|
|
$this->html .= ' <td align="right"><label for="answers['.$key.']">'.($key+1).'</label></td>';
|
|
//$this->html .= ' <td><input type="text" name="answers['.$key.']" id="answers['.$key.']" value="'.$form_content['answers'][$key].'" /></td>';
|
|
$this->html .= ' <td width="550">'.api_return_html_area('answers['.$key.']', api_html_entity_decode(stripslashes($form_content['answers'][$key]), ENT_QUOTES), '', '', null, array('ToolbarSet' => 'Survey', 'Width' => '100%', 'Height' => '120')).'</td>';
|
|
$this->html .= ' <td>';
|
|
if ($key<$total_number_of_answers-1) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/down.png" value="move_down['.$key.']" name="move_down['.$key.']"/>';
|
|
}
|
|
if ($key>0) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/up.png" value="move_up['.$key.']" name="move_up['.$key.']"/>';
|
|
}
|
|
if ($total_number_of_answers> 2) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/delete.png" value="delete_answer['.$key.']" name="delete_answer['.$key.']"/>';
|
|
}
|
|
$this->html .= ' </td>';
|
|
$this->html .= ' </tr>';
|
|
}
|
|
}
|
|
// The buttons for adding or removing
|
|
$this->html .= ' </table>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' </div>';
|
|
|
|
$this->html .= parent :: add_remove_buttons($form_content);
|
|
}
|
|
|
|
/**
|
|
* render the multiple choice question type
|
|
*
|
|
* @param unknown_type $form_content
|
|
*
|
|
* @todo it would make more sense to consider yesno as a special case of multiplechoice and not the other way around
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function render_question($form_content, $answers = array()) {
|
|
$question = new ch_yesno();
|
|
$question->render_question($form_content, $answers);
|
|
}
|
|
}
|
|
|
|
class ch_personality extends survey_question {
|
|
|
|
/**
|
|
* This function creates the form elements for the multiple response questions
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function create_form($form_content) {
|
|
$this->html = parent::create_form($form_content);
|
|
$this->html .= ' <tr>';
|
|
$this->html .= ' <td colspan="2"><strong>'.get_lang('DisplayAnswersHorVert').'</strong></td>';
|
|
$this->html .= ' </tr>';
|
|
// Horizontal or vertical
|
|
$this->html .= ' <tr>';
|
|
$this->html .= ' <td align="right" valign="top"> </td>';
|
|
$this->html .= ' <td>';
|
|
$this->html .= ' <input name="horizontalvertical" type="radio" value="horizontal" ';
|
|
if (empty($form_content['horizontalvertical']) || $form_content['horizontalvertical'] == 'horizontal') {
|
|
$this->html .= 'checked="checked"';
|
|
}
|
|
$this->html .= '/>'.get_lang('Horizontal').'</label><br />';
|
|
$this->html .= ' <input name="horizontalvertical" type="radio" value="vertical" ';
|
|
|
|
if ($form_content['horizontalvertical'] == 'vertical') {
|
|
$this->html .= 'checked="checked"';
|
|
}
|
|
|
|
$this->html .= ' />'.get_lang('Vertical').'</label>';
|
|
$this->html .= ' </td>';
|
|
$this->html .= ' <td> </td>';
|
|
$this->html .= ' </tr>';
|
|
$this->html .= ' <tr>
|
|
<td colspan=""> </td>
|
|
</tr>';
|
|
|
|
// The options
|
|
$this->html .= ' <tr>';
|
|
$this->html .= ' <td colspan="3"><strong>'.get_lang('AnswerOptions').'</strong></td>';
|
|
$this->html .= ' </tr>';
|
|
$total_number_of_answers = count($form_content['answers']);
|
|
|
|
$question_values = array();
|
|
|
|
// Values of question options
|
|
if (is_array($form_content['values'])) { // Check if data is correct
|
|
foreach ($form_content['values'] as $key => & $value) {
|
|
$question_values [] = '<input size="3" type="text" id="values['.$key.']" name="values['.$key.']" value="'.$value.'" />';
|
|
}
|
|
}
|
|
$count = 0;
|
|
if (is_array($form_content['answers'])) {
|
|
foreach ($form_content['answers'] as $key => & $value) {
|
|
$this->html .= ' <tr>';
|
|
$this->html .= ' <td align="right"><label for="answers['.$key.']">'.($key+1).'</label></td>';
|
|
//$this->html .= ' <td><input type="text" name="answers['.$key.']" id="answers['.$key.']" value="'.$form_content['answers'][$key].'" /></td>';
|
|
$this->html .= ' <td width="550">'.api_return_html_area('answers['.$key.']', api_html_entity_decode(stripslashes($form_content['answers'][$key])), '', '', null, array('ToolbarSet' => 'Survey', 'Width' => '100%', 'Height' => '120')).'</td>';
|
|
$this->html .= ' <td>';
|
|
|
|
if ($total_number_of_answers > 2) {
|
|
$this->html .= $question_values[$count];
|
|
}
|
|
|
|
if ($key < $total_number_of_answers - 1) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/down.png" value="move_down['.$key.']" name="move_down['.$key.']"/>';
|
|
}
|
|
if ($key > 0) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/up.png" value="move_up['.$key.']" name="move_up['.$key.']"/>';
|
|
}
|
|
if ($total_number_of_answers > 2) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/delete.png" value="delete_answer['.$key.']" name="delete_answer['.$key.']"/>';
|
|
}
|
|
$this->html .= ' </td>';
|
|
$this->html .= ' </tr>';
|
|
$count++;
|
|
}
|
|
}
|
|
// The buttons for adding or removing
|
|
//$this->html .= parent :: add_remove_buttons($form_content);
|
|
}
|
|
|
|
/**
|
|
* Render the multiple response question type
|
|
*
|
|
* @param unknown_type $form_content
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function render_question($form_content, $answers = array()) {
|
|
$question = new ch_yesno();
|
|
$question->render_question($form_content, $answers);
|
|
}
|
|
}
|
|
|
|
class ch_multipleresponse extends survey_question {
|
|
|
|
/**
|
|
* This function creates the form elements for the multiple response questions
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function create_form($form_content) {
|
|
|
|
$this->html = parent::create_form($form_content);
|
|
// Horizontal or vertical
|
|
$this->html .= ' <div class="row">';
|
|
$this->html .= ' <div class="label">';
|
|
$this->html .= get_lang('DisplayAnswersHorVert');
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' <div class="formw">';
|
|
$this->html .= ' <input name="horizontalvertical" type="radio" value="horizontal" ';
|
|
if (empty($form_content['horizontalvertical']) || $form_content['horizontalvertical'] == 'horizontal') {
|
|
$this->html .= 'checked="checked"';
|
|
}
|
|
$this->html .= '/>'.get_lang('Horizontal').'</label><br />';
|
|
$this->html .= ' <input name="horizontalvertical" type="radio" value="vertical" ';
|
|
if ($form_content['horizontalvertical'] == 'vertical') {
|
|
$this->html .= 'checked="checked"';
|
|
}
|
|
$this->html .= ' />'.get_lang('Vertical').'</label>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' </div>';
|
|
|
|
// The options
|
|
$this->html .= ' <div class="row">';
|
|
$this->html .= ' <div class="label">';
|
|
$this->html .= get_lang('AnswerOptions');
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' <div class="formw">';
|
|
$total_number_of_answers = count($form_content['answers']);
|
|
$this->html .= ' <table>';
|
|
if (is_array($form_content['answers'])) { // Values of question options
|
|
foreach ($form_content['answers'] as $key => & $value) {
|
|
$this->html .= ' <tr>';
|
|
$this->html .= ' <td align="right"><label for="answers['.$key.']">'.($key + 1).'</label></td>';
|
|
//$this->html .= ' <td><input type="text" name="answers['.$key.']" id="answers['.$key.']" value="'.$form_content['answers'][$key].'" /></td>';
|
|
$this->html .= ' <td width="550">'.api_return_html_area('answers['.$key.']', api_html_entity_decode(stripslashes($form_content['answers'][$key]), ENT_QUOTES), '', '', null, array('ToolbarSet' => 'Survey', 'Width' => '100%', 'Height' => '120')).'</td>';
|
|
$this->html .= ' <td>';
|
|
if ($key<$total_number_of_answers - 1) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/down.png" value="move_down['.$key.']" name="move_down['.$key.']"/>';
|
|
}
|
|
|
|
if ($key > 0) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/up.png" value="move_up['.$key.']" name="move_up['.$key.']"/>';
|
|
}
|
|
|
|
if ($total_number_of_answers > 2) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/delete.png" value="delete_answer['.$key.']" name="delete_answer['.$key.']"/>';
|
|
}
|
|
$this->html .= ' </td>';
|
|
$this->html .= ' </tr>';
|
|
}
|
|
}
|
|
// The buttons for adding or removing
|
|
$this->html .= ' </table>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= parent :: add_remove_buttons($form_content);
|
|
}
|
|
|
|
/**
|
|
* Render the multiple response question type
|
|
*
|
|
* @param unknown_type $form_content
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function render_question($form_content, $answers = array()) {
|
|
foreach ($form_content['options'] as $key => & $value) {
|
|
$this->html .= '<label><input name="question'.$form_content['question_id'].'[]" type="checkbox" value="'.$key.'"';
|
|
if (is_array($answers)) {
|
|
if (in_array($key, $answers)) {
|
|
$this->html .= 'checked="checked"';
|
|
}
|
|
}
|
|
if (substr_count($value, '<p>') == 1) {
|
|
$this->html .= '/>'.substr($value, 3, (strlen($value) - 7)).'</label>';
|
|
if ($form_content['display'] == 'vertical') {
|
|
$this->html .= '<br />';
|
|
}
|
|
} else {
|
|
$this->html .= '/>'.$value.'</label>';
|
|
}
|
|
}
|
|
echo '<div class="survey_question_wrapper">';
|
|
echo '<div class="survey_question">'.$form_content['survey_question'].'</div>';
|
|
echo '<div class="survey_question_options">';
|
|
echo $this->html;
|
|
echo '</div>';
|
|
echo '</div>';
|
|
}
|
|
}
|
|
|
|
class ch_dropdown extends survey_question {
|
|
|
|
/**
|
|
* This function creates the form elements for the dropdown questions
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function create_form($form_content) {
|
|
|
|
$this->html = parent::create_form($form_content);
|
|
// The answers
|
|
$this->html .= ' <div class="row">';
|
|
$this->html .= ' <div class="label">';
|
|
$this->html .= get_lang('AnswerOptions');
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' <div class="formw">';
|
|
$total_number_of_answers = count($form_content['answers']);
|
|
$this->html .= ' <table>';
|
|
foreach ($form_content['answers'] as $key => & $value) {
|
|
$this->html .= ' <tr>';
|
|
$this->html .= ' <td align="right"><label for="answers['.$key.']">'.($key + 1).'</label></td>';
|
|
$this->html .= ' <td><input type="text" name="answers['.$key.']" id="answers['.$key.']" value="'.stripslashes($form_content['answers'][$key]).'" /></td>';
|
|
$this->html .= ' <td>';
|
|
if ($key < $total_number_of_answers - 1) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/down.png" value="move_down['.$key.']" name="move_down['.$key.']"/>';
|
|
}
|
|
if ($key > 0) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/up.png" value="move_up['.$key.']" name="move_up['.$key.']"/>';
|
|
}
|
|
if ($total_number_of_answers> 2) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/delete.png" value="delete_answer['.$key.']" name="delete_answer['.$key.']"/>';
|
|
}
|
|
$this->html .= ' </td>';
|
|
$this->html .= ' </tr>';
|
|
}
|
|
// The buttons for adding or removing
|
|
$this->html .= ' </table>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= parent :: add_remove_buttons($form_content);
|
|
}
|
|
|
|
/**
|
|
* Render the dropdown question type
|
|
*
|
|
* @param unknown_type $form_content
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function render_question($form_content, $answers = array()) {
|
|
foreach ($form_content['options'] as $key => & $value) {
|
|
$this->html .= '<option value="'.$key.'" ';
|
|
if (is_array($answers)) {
|
|
if (in_array($key, $answers)) {
|
|
$this->html .= 'selected="selected"';
|
|
}
|
|
}
|
|
$this->html .= '>'.$value.'</option>';
|
|
}
|
|
|
|
echo '<div class="survey_question_wrapper">';
|
|
echo '<div class="survey_question">'.$form_content['survey_question'].'</div>';
|
|
echo '<div class="survey_question_options">';
|
|
echo '<select name="question'.$form_content['question_id'].'" id="select">';
|
|
echo $this->html;
|
|
echo '</select>';
|
|
echo '</div>';
|
|
echo '</div>';
|
|
/*
|
|
<option value="test">test</option>
|
|
*/
|
|
}
|
|
}
|
|
|
|
|
|
class ch_open extends survey_question {
|
|
|
|
/**
|
|
* This function creates the form elements for the open questions
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*
|
|
* @todo add a limit for the number of characters that can be type
|
|
* @todo add a checkbox weither the answer is a textarea or a wysiwyg editor
|
|
*/
|
|
function create_form($form_content) {
|
|
$this->html = parent::create_form($form_content);
|
|
}
|
|
|
|
/**
|
|
* render the open question type
|
|
*
|
|
* @param unknown_type $form_content
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function render_question($form_content, $answers = array()) {
|
|
echo '<div class="survey_question_wrapper">';
|
|
echo '<div class="survey_question">'.$form_content['survey_question'].'</div>';
|
|
echo '<div class="survey_question_options">';
|
|
if (is_array($answers)) {
|
|
$content = implode('', $answers);
|
|
} else {
|
|
$content = $answers;
|
|
}
|
|
echo '<label for="question'.$form_content['question_id'].'"></label><textarea name="question'.$form_content['question_id'].'" id="textarea" style="width: 400px; height: 130px;">'.$content.'</textarea>';
|
|
echo '</div>';
|
|
echo '</div>';
|
|
}
|
|
}
|
|
|
|
|
|
class ch_comment extends survey_question {
|
|
|
|
/**
|
|
* This function creates the form elements for a comment.
|
|
* A comment is nothing more than a block of text that the user can read
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*
|
|
* @param array $form_content
|
|
*/
|
|
function create_form($form_content) {
|
|
$this->html = parent::create_form($form_content);
|
|
}
|
|
|
|
/**
|
|
* Render the comment "question" type
|
|
*
|
|
* @param unknown_type $form_content
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function render_question($form_content) {
|
|
echo '<div class="survey_question_wrapper">';
|
|
echo '<div class="survey_question">'.$form_content['survey_question'].'</div>';
|
|
echo '</div>';
|
|
echo "\n";
|
|
}
|
|
}
|
|
|
|
|
|
class ch_pagebreak extends survey_question {
|
|
|
|
/**
|
|
* This function creates the form elements for a comment.
|
|
* A comment is nothing more than a block of text that the user can read
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*
|
|
* @param array $form_content
|
|
*/
|
|
function create_form($form_content) {
|
|
$this->html = parent::create_form($form_content);
|
|
}
|
|
}
|
|
|
|
|
|
class ch_percentage extends survey_question {
|
|
|
|
function create_form($form_content) {
|
|
$this->html = parent::create_form($form_content);
|
|
}
|
|
|
|
function render_question($form_content, $answers = array()) {
|
|
$this->html .= '<option value="--">--</option>';
|
|
foreach ($form_content['options'] as $key => & $value) {
|
|
$this->html .= '<option value="'.$key.'" ';
|
|
if (is_array($answers)) {
|
|
if (in_array($key, $answers)) {
|
|
$this->html .= 'selected="selected"';
|
|
}
|
|
}
|
|
$this->html .= '>'.$value.'</option>';
|
|
}
|
|
echo '<div class="survey_question_wrapper">';
|
|
echo '<div class="survey_question">'.$form_content['survey_question'].'</div>';
|
|
echo '<div class="survey_question_options">';
|
|
echo '<select name="question'.$form_content['question_id'].'" id="select">';
|
|
echo $this->html;
|
|
echo '</select>';
|
|
echo '</div>';
|
|
echo '</div>';
|
|
}
|
|
}
|
|
|
|
|
|
class ch_score extends survey_question {
|
|
|
|
function create_form($form_content) {
|
|
$this->html = parent::create_form($form_content);
|
|
// The maximum score that can be given
|
|
$this->html .= ' <div class="row">';
|
|
$this->html .= ' <div class="label">';
|
|
$this->html .= ' <span class="form_required">*</span>'.get_lang('MaximumScore');
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' <div class="formw">';
|
|
$this->html .= ' <input type="text" name="maximum_score" value="'.$form_content['maximum_score'].'">';
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' </div>';
|
|
|
|
// The answers
|
|
$this->html .= ' <div class="row">';
|
|
$this->html .= ' <div class="label">';
|
|
$this->html .= get_lang('AnswerOptions');
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' <div class="formw">';
|
|
$total_number_of_answers = count($form_content['answers']);
|
|
$this->html .= ' <table>';
|
|
foreach ($form_content['answers'] as $key => & $value) {
|
|
$this->html .= ' <tr>';
|
|
$this->html .= ' <td align="right"><label for="answers['.$key.']">'.($key+1).'</label></td>';
|
|
//$this->html .= ' <td><input type="text" name="answers['.$key.']" id="answers['.$key.']" value="'.$form_content['answers'][$key].'" /></td>';
|
|
$this->html .= ' <td width="550">'.api_return_html_area('answers['.$key.']', stripslashes($form_content['answers'][$key]), '', '', null, array('ToolbarSet' => 'Survey', 'Width' => '100%', 'Height' => '120')).'</td>';
|
|
$this->html .= ' <td>';
|
|
if ($key<$total_number_of_answers - 1) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/down.png" value="move_down['.$key.']" name="move_down['.$key.']"/>';
|
|
}
|
|
if ($key > 0) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/up.png" value="move_up['.$key.']" name="move_up['.$key.']"/>';
|
|
}
|
|
if ($total_number_of_answers > 2) {
|
|
$this->html .= ' <input type="image" src="../img/icons/22/delete.png" value="delete_answer['.$key.']" name="delete_answer['.$key.']"/>';
|
|
}
|
|
$this->html .= ' </td>';
|
|
$this->html .= ' </tr>';
|
|
}
|
|
// The buttons for adding or removing
|
|
$this->html .= ' </table>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= ' </div>';
|
|
$this->html .= parent :: add_remove_buttons($form_content);
|
|
}
|
|
|
|
function render_question($form_content, $answers = array()) {
|
|
/*
|
|
echo '<div style="border: 1px solid red;">';
|
|
echo '<pre>';
|
|
print_r($answers);
|
|
echo '</pre></div>';
|
|
*/
|
|
$this->html = '<table>';
|
|
foreach ($form_content['options'] as $key => & $value) {
|
|
$this->html .= '<tr>
|
|
<td>'.$value.'</td>';
|
|
$this->html .= ' <td>';
|
|
$this->html .= '<select name="question'.$form_content['question_id'].'['.$key.']">';
|
|
$this->html .= '<option value="--">--</option>';
|
|
for ($i=1; $i <= $form_content['maximum_score']; $i++) {
|
|
$this->html .= '<option value="'.$i.'"';
|
|
if ($answers[$key] == $i) {
|
|
$this->html .= 'selected="selected" ';
|
|
}
|
|
$this->html .= '>'.$i.'</option>';
|
|
}
|
|
$this->html .= '</select>';
|
|
$this->html .= ' </td>';
|
|
$this->html .= '</tr>';
|
|
}
|
|
$this->html .= '</table>';
|
|
echo '<div class="survey_question_wrapper">';
|
|
echo '<div class="survey_question">'.$form_content['survey_question'].'</div>';
|
|
echo '<div class="survey_question_options">';
|
|
//echo '<select name="question'.$form_content['question_id'].'" id="select">';
|
|
echo $this->html;
|
|
//echo '</select>';
|
|
echo '</div>';
|
|
echo '</div>';
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* This class offers a series of general utility functions for survey querying and display
|
|
* @package chamilo.survey
|
|
*/
|
|
class SurveyUtil {
|
|
|
|
/**
|
|
* Checks whether the given survey has a pagebreak question as the first or the last question.
|
|
* If so, break the current process, displaying an error message
|
|
* @param integer Survey ID (database ID)
|
|
* @param boolean Optional. Whether to continue the current process or exit when breaking condition found. Defaults to true (do not break).
|
|
* @return void
|
|
*/
|
|
function check_first_last_question($survey_id, $continue = true) {
|
|
// Table definitions
|
|
$tbl_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
$course_id = api_get_course_int_id();
|
|
|
|
// Getting the information of the question
|
|
$sql = "SELECT * FROM $tbl_survey_question WHERE c_id = $course_id AND survey_id='".Database::escape_string($survey_id)."' ORDER BY sort ASC";
|
|
$result = Database::query($sql);
|
|
$total = Database::num_rows($result);
|
|
$counter = 1;
|
|
$error = false;
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
if ($counter == 1 && $row['type'] == 'pagebreak') {
|
|
Display::display_error_message(get_lang('PagebreakNotFirst'), false);
|
|
$error = true;
|
|
}
|
|
if ($counter == $total && $row['type'] == 'pagebreak') {
|
|
Display::display_error_message(get_lang('PagebreakNotLast'), false);
|
|
$error = true;
|
|
}
|
|
$counter++;
|
|
}
|
|
|
|
if (!$continue && $error) {
|
|
Display::display_footer();
|
|
exit;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function removes an (or multiple) answer(s) of a user on a question of a survey
|
|
*
|
|
* @param mixed The user id or email of the person who fills the survey
|
|
* @param integer The survey id
|
|
* @param integer The question id
|
|
* @param integer The option id
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function remove_answer($user, $survey_id, $question_id) {
|
|
$course_id = api_get_course_int_id();
|
|
// table definition
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
$sql = "DELETE FROM $table_survey_answer
|
|
WHERE c_id = $course_id AND
|
|
user = '".Database::escape_string($user)."'
|
|
AND survey_id = '".Database::escape_string($survey_id)."'
|
|
AND question_id = '".Database::escape_string($question_id)."'";
|
|
$result = Database::query($sql);
|
|
}
|
|
|
|
/**
|
|
* This function stores an answer of a user on a question of a survey
|
|
*
|
|
* @param mixed The user id or email of the person who fills the survey
|
|
* @param integer Survey id
|
|
* @param integer Question id
|
|
* @param integer Option id
|
|
* @param string Option value
|
|
* @param array Survey data settings
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function store_answer($user, $survey_id, $question_id, $option_id, $option_value, $survey_data) {
|
|
global $_course, $types;
|
|
|
|
// Table definition
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
|
|
// Make the survey anonymous
|
|
if ($survey_data['anonymous'] == 1) {
|
|
if (!$_SESSION['surveyuser']) {
|
|
$user = md5($user.time());
|
|
$_SESSION['surveyuser'] = $user;
|
|
} else {
|
|
$user = $_SESSION['surveyuser'];
|
|
}
|
|
}
|
|
$course_id = api_get_course_int_id();
|
|
|
|
$sql = "INSERT INTO $table_survey_answer (c_id, user, survey_id, question_id, option_id, value) VALUES (
|
|
$course_id,
|
|
'".Database::escape_string($user)."',
|
|
'".Database::escape_string($survey_id)."',
|
|
'".Database::escape_string($question_id)."',
|
|
'".Database::escape_string($option_id)."',
|
|
'".Database::escape_string($option_value)."'
|
|
)";
|
|
$result = Database::query($sql);
|
|
}
|
|
|
|
/**
|
|
* This function checks the parameters that are used in this page
|
|
*
|
|
* @return string The header, an error and the footer if any parameter fails, else it returns true
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function check_parameters() {
|
|
$error = false;
|
|
|
|
// Getting the survey data
|
|
$survey_data = survey_manager::get_survey($_GET['survey_id']);
|
|
|
|
// $_GET['survey_id'] has to be numeric
|
|
if (!is_numeric($_GET['survey_id'])) {
|
|
$error = get_lang('IllegalSurveyId');
|
|
}
|
|
|
|
// $_GET['action']
|
|
$allowed_actions = array('overview', 'questionreport', 'userreport', 'comparativereport', 'completereport','deleteuserreport');
|
|
if (isset($_GET['action']) && !in_array($_GET['action'], $allowed_actions)) {
|
|
$error = get_lang('ActionNotAllowed');
|
|
}
|
|
|
|
// User report
|
|
if ($_GET['action'] == 'userreport') {
|
|
global $people_filled;
|
|
if ($survey_data['anonymous'] == 0) {
|
|
$people_filled_full_data = true;
|
|
} else {
|
|
$people_filled_full_data = false;
|
|
}
|
|
$people_filled = survey_manager::get_people_who_filled_survey($_GET['survey_id'], $people_filled_full_data);
|
|
if ($survey_data['anonymous'] == 0) {
|
|
foreach ($people_filled as $key => & $value) {
|
|
$people_filled_userids[] = $value['invited_user'];
|
|
}
|
|
} else {
|
|
$people_filled_userids = $people_filled;
|
|
}
|
|
|
|
if (isset($_GET['user']) && !in_array($_GET['user'], $people_filled_userids)) {
|
|
$error = get_lang('UnknowUser');
|
|
}
|
|
}
|
|
|
|
// Question report
|
|
if ($_GET['action'] == 'questionreport') {
|
|
if (isset($_GET['question']) && !is_numeric($_GET['question'])) {
|
|
$error = get_lang('UnknowQuestion');
|
|
}
|
|
}
|
|
|
|
if ($error) {
|
|
$tool_name = get_lang('Reporting');
|
|
Display::display_header($tool_name);
|
|
Display::display_error_message(get_lang('Error').': '.$error, false);
|
|
Display::display_footer();
|
|
exit;
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function deals with the action handling
|
|
* @return void
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function handle_reporting_actions() {
|
|
// Getting the number of question
|
|
$temp_questions_data = survey_manager::get_questions($_GET['survey_id']);
|
|
|
|
// Sorting like they should be displayed and removing the non-answer question types (comment and pagebreak)
|
|
$my_temp_questions_data=($temp_questions_data==null) ? array() : $temp_questions_data;
|
|
foreach ($my_temp_questions_data as $key => & $value) {
|
|
if ($value['type'] != 'comment' && $value['type'] != 'pagebreak') {
|
|
$questions_data[$value['sort']] = $value;
|
|
}
|
|
}
|
|
|
|
// Counting the number of questions that are relevant for the reporting
|
|
$survey_data['number_of_questions'] = count($questions_data);
|
|
|
|
if ($_GET['action'] == 'questionreport') {
|
|
SurveyUtil::display_question_report($survey_data);
|
|
}
|
|
if ($_GET['action'] == 'userreport') {
|
|
SurveyUtil::display_user_report();
|
|
}
|
|
if ($_GET['action'] == 'comparativereport') {
|
|
SurveyUtil::display_comparative_report();
|
|
}
|
|
if ($_GET['action'] == 'completereport') {
|
|
SurveyUtil::display_complete_report();
|
|
}
|
|
if ($_GET['action'] == 'deleteuserreport') {
|
|
SurveyUtil::delete_user_report($_GET['survey_id'], $_GET['user']);
|
|
//SurveyUtil::display_user_report(); //Could work but looks a bit clunky
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function deletes the report of an user who wants to retake the survey
|
|
* @param integer survey_id
|
|
* @param integer user_id
|
|
* @return void
|
|
* @author Christian Fasanando Flores <christian.fasanando@dokeos.com>
|
|
* @version November 2008
|
|
*/
|
|
function delete_user_report($survey_id, $user_id) {
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
$table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
$table_survey = Database :: get_course_table(TABLE_SURVEY);
|
|
|
|
$course_id = api_get_course_int_id();
|
|
|
|
if (!empty($survey_id) && !empty($user_id)) {
|
|
// delete data from survey_answer by user_id and survey_id
|
|
$sql = "DELETE FROM $table_survey_answer WHERE c_id = $course_id AND survey_id = '".(int)$survey_id."' AND user = '".(int)$user_id."'";
|
|
$result = Database::query($sql);
|
|
// update field answered from survey_invitation by user_id and survey_id
|
|
$sql = "UPDATE $table_survey_invitation SET answered = '0' WHERE c_id = $course_id AND survey_code = (SELECT code FROM $table_survey WHERE c_id = $course_id AND survey_id = '".(int)$survey_id."') AND user = '".(int)$user_id."'";
|
|
$result = Database::query($sql);
|
|
}
|
|
if ($result !== false) {
|
|
$message = get_lang('SurveyUserAnswersHaveBeenRemovedSuccessfully').'<br />
|
|
<a href="reporting.php?action=userreport&survey_id='.Security::remove_XSS($survey_id).'">'.get_lang('GoBack').'</a>';
|
|
Display::display_confirmation_message($message, false);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function displays the user report which is basically nothing more than a one-page display of all the questions
|
|
* of the survey that is filled with the answers of the person who filled the survey.
|
|
*
|
|
* @return string html code of the one-page survey with the answers of the selected user
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007 - Updated March 2008
|
|
*/
|
|
function display_user_report() {
|
|
$course_id = api_get_course_int_id();
|
|
|
|
global $people_filled, $survey_data;
|
|
|
|
// Database table definitions
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
|
|
// Actions bar
|
|
echo '<div class="actions">';
|
|
echo '<a href="reporting.php?survey_id='.Security::remove_XSS($_GET['survey_id']).'">'.Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('ReportingOverview'),'','32').'</a>';
|
|
if (isset($_GET['user'])) {
|
|
|
|
// The delete link
|
|
echo '<a href="reporting.php?action=deleteuserreport&survey_id='.Security::remove_XSS($_GET['survey_id']).'&user='.Security::remove_XSS($_GET['user']).'" >'.Display::return_icon('delete.png', get_lang('Delete'),'','32').'</a>';
|
|
|
|
// Export the user report
|
|
echo '<a href="javascript: void(0);" onclick="document.form1a.submit();">'.Display::return_icon('export_csv.png', get_lang('ExportAsCSV'),'','32').'</a> ';
|
|
echo '<a href="javascript: void(0);" onclick="document.form1b.submit();">'.Display::return_icon('export_excel.png', get_lang('ExportAsXLS'),'','32').'</a> ';
|
|
echo '<form id="form1a" name="form1a" method="post" action="'.api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'&user_id='.Security::remove_XSS($_GET['user']).'">';
|
|
echo '<input type="hidden" name="export_report" value="export_report">';
|
|
echo '<input type="hidden" name="export_format" value="csv">';
|
|
echo '</form>';
|
|
echo '<form id="form1b" name="form1b" method="post" action="'.api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'&user_id='.Security::remove_XSS($_GET['user']).'">';
|
|
echo '<input type="hidden" name="export_report" value="export_report">';
|
|
echo '<input type="hidden" name="export_format" value="xls">';
|
|
echo '</form>';
|
|
echo '<form id="form2" name="form2" method="post" action="'.api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'">';
|
|
}
|
|
echo '</div>';
|
|
|
|
// Step 1: selection of the user
|
|
echo "<script language=\"JavaScript\" type=\"text/javascript\">
|
|
<!--
|
|
function jumpMenu(targ,selObj,restore)
|
|
{
|
|
eval(targ+\".location='\"+selObj.options[selObj.selectedIndex].value+\"'\");
|
|
if (restore) selObj.selectedIndex=0;
|
|
}
|
|
//-->
|
|
</script>";
|
|
echo get_lang('SelectUserWhoFilledSurvey').'<br />';
|
|
echo '<select name="user" onchange="jumpMenu(\'parent\',this,0)">';
|
|
echo '<option value="reporting.php?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'">'.get_lang('SelectUser').'</option>';
|
|
|
|
foreach ($people_filled as $key => & $person) {
|
|
if ($survey_data['anonymous'] == 0) {
|
|
$name = api_get_person_name($person['firstname'], $person['lastname']);
|
|
$id = $person['user_id'];
|
|
if ($id == '') {
|
|
$id = $person['invited_user'];
|
|
$name = $person['invited_user'];
|
|
}
|
|
} else {
|
|
$name = $key + 1;
|
|
$id = $person;
|
|
}
|
|
echo '<option value="reporting.php?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'&user='.Security::remove_XSS($id).'" ';
|
|
if ($_GET['user'] == $id) {
|
|
echo 'selected="selected"';
|
|
}
|
|
echo '>'.$name.'</option>';
|
|
}
|
|
echo '</select>';
|
|
$course_id = api_get_course_int_id();
|
|
// Step 2: displaying the survey and the answer of the selected users
|
|
if (isset($_GET['user'])) {
|
|
Display::display_normal_message(get_lang('AllQuestionsOnOnePage'), false);
|
|
|
|
// Getting all the questions and options
|
|
$sql = "SELECT survey_question.question_id, survey_question.survey_id, survey_question.survey_question, survey_question.display, survey_question.max_value, survey_question.sort, survey_question.type,
|
|
survey_question_option.question_option_id, survey_question_option.option_text, survey_question_option.sort as option_sort
|
|
FROM $table_survey_question survey_question
|
|
LEFT JOIN $table_survey_question_option survey_question_option
|
|
ON survey_question.question_id = survey_question_option.question_id AND survey_question_option.c_id = $course_id
|
|
WHERE survey_question.survey_id = '".Database::escape_string($_GET['survey_id'])."' AND
|
|
survey_question.c_id = $course_id
|
|
ORDER BY survey_question.sort, survey_question_option.sort ASC";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
if($row['type'] != 'pagebreak') {
|
|
$questions[$row['sort']]['question_id'] = $row['question_id'];
|
|
$questions[$row['sort']]['survey_id'] = $row['survey_id'];
|
|
$questions[$row['sort']]['survey_question'] = $row['survey_question'];
|
|
$questions[$row['sort']]['display'] = $row['display'];
|
|
$questions[$row['sort']]['type'] = $row['type'];
|
|
$questions[$row['sort']]['maximum_score'] = $row['max_value'];
|
|
$questions[$row['sort']]['options'][$row['question_option_id']] = $row['option_text'];
|
|
}
|
|
}
|
|
|
|
// Getting all the answers of the user
|
|
$sql = "SELECT * FROM $table_survey_answer WHERE c_id = $course_id AND survey_id = '".Database::escape_string($_GET['survey_id'])."' AND user = '".Database::escape_string($_GET['user'])."'";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
$answers[$row['question_id']][] = $row['option_id'];
|
|
$all_answers[$row['question_id']][] = $row;
|
|
}
|
|
// Displaying all the questions
|
|
$second_parameter=array();
|
|
|
|
foreach ($questions as $key => & $question) {
|
|
// If the question type is a scoring then we have to format the answers differently
|
|
if ($question['type'] == 'score') {
|
|
if (is_array($second_parameter) && is_array($question) && is_array($all_answers)) {
|
|
foreach ($all_answers[$question['question_id']] as $key => & $answer_array) {
|
|
$second_parameter[$answer_array['option_id']] = $answer_array['value'];
|
|
}
|
|
}
|
|
} else {
|
|
$second_parameter = $answers[$question['question_id']];
|
|
if ($question['type'] == 'open') {
|
|
$second_parameter = array();
|
|
$second_parameter[] = $all_answers[$question['question_id']][0]['option_id'];
|
|
}
|
|
}
|
|
$ch_type = 'ch_'.$question['type'];
|
|
$display = new $ch_type;
|
|
$display->render_question($question, $second_parameter);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function displays the report by question.
|
|
*
|
|
* It displays a table with all the options of the question and the number of users who have answered positively on the option.
|
|
* The number of users who answered positive on a given option is expressed in an absolute number, in a percentage of the total
|
|
* and graphically using bars
|
|
* By clicking on the absolute number you get a list with the persons who have answered this.
|
|
* You can then click on the name of the person and you will then go to the report by user where you see all the
|
|
* answers of that user.
|
|
*
|
|
* @param array All the survey data
|
|
* @return string html code that displays the report by question
|
|
* @todo allow switching between horizontal and vertical.
|
|
* @todo multiple response: percentage are probably not OK
|
|
* @todo the question and option text have to be shortened and should expand when the user clicks on it.
|
|
* @todo the pagebreak and comment question types should not be shown => removed from $survey_data before
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007 - Updated March 2008
|
|
*/
|
|
function display_question_report($survey_data) {
|
|
$course_id = api_get_course_int_id();
|
|
// Database table definitions
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
|
|
// Determining the offset of the sql statement (the n-th question of the survey)
|
|
if (!isset($_GET['question'])) {
|
|
$offset = 0;
|
|
} else {
|
|
$offset = Database::escape_string($_GET['question']);
|
|
}
|
|
|
|
echo '<div class="actions">';
|
|
echo '<a href="reporting.php?survey_id='.Security::remove_XSS($_GET['survey_id']).'">'.Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('ReportingOverview'),'','32').'</a>';
|
|
echo '</div>';
|
|
|
|
if ($survey_data['number_of_questions'] > 0) {
|
|
echo '<div id="question_report_questionnumbers">'.get_lang('GoToQuestion').': ';
|
|
for ($i = 1; $i <= $survey_data['number_of_questions']; $i++) {
|
|
if ($offset != $i - 1) {
|
|
echo '<a href="reporting.php?action=questionreport&survey_id='.Security::remove_XSS($_GET['survey_id']).'&question='.($i-1).'">'.$i.'</a>';
|
|
} else {
|
|
echo $i;
|
|
}
|
|
if ($i < $survey_data['number_of_questions']) {
|
|
echo ' | ';
|
|
}
|
|
}
|
|
echo '</div>';
|
|
|
|
// Getting the question information
|
|
$sql = "SELECT * FROM $table_survey_question WHERE c_id = $course_id AND survey_id='".Database::escape_string($_GET['survey_id'])."' AND type<>'pagebreak' AND type<>'comment' ORDER BY sort ASC LIMIT ".$offset.",1";
|
|
$result = Database::query($sql);
|
|
$question = Database::fetch_array($result);
|
|
|
|
// Navigate through the questions (next and previous)
|
|
if ($_GET['question'] != 0) {
|
|
echo '<a href="reporting.php?action='.Security::remove_XSS($_GET['action']).'&survey_id='.$_GET['survey_id'].'&question='.Security::remove_XSS($offset-1).'">'.Display::return_icon('action_prev.png', get_lang('PreviousQuestion'), array('align' => 'middle')).' '.get_lang('PreviousQuestion').'</a> ';
|
|
} else {
|
|
echo Display::return_icon('action_prev.png', get_lang('PreviousQuestion'), array('align' => 'middle')).' '.get_lang('PreviousQuestion').' ';
|
|
}
|
|
echo ' | ';
|
|
if ($_GET['question'] < ($survey_data['number_of_questions'] - 1)) {
|
|
echo '<a href="reporting.php?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'&question='.Security::remove_XSS($offset+1).'">'.get_lang('NextQuestion').' '.Display::return_icon('action_next.png', get_lang('NextQuestion'), array('align' => 'middle')).'</a>';
|
|
} else {
|
|
echo get_lang('NextQuestion').' '.Display::return_icon('action_next.png', get_lang('NextQuestion'), array('align' => 'middle'));
|
|
}
|
|
}
|
|
|
|
echo $question['survey_question'];
|
|
|
|
|
|
if ($question['type'] == 'score') {
|
|
/** @todo This function should return the options as this is needed further in the code */
|
|
$options = SurveyUtil::display_question_report_score($survey_data, $question, $offset);
|
|
} elseif ($question['type'] == 'open') {
|
|
/** @todo Also get the user who has answered this */
|
|
$sql = "SELECT * FROM $table_survey_answer WHERE c_id = $course_id AND survey_id='".Database::escape_string($_GET['survey_id'])."'
|
|
AND question_id = '".Database::escape_string($question['question_id'])."'";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
echo $row['option_id'].'<hr noshade="noshade" size="1" />';
|
|
}
|
|
} else {
|
|
// Getting the options
|
|
$sql = "SELECT * FROM $table_survey_question_option
|
|
WHERE c_id = $course_id AND survey_id='".Database::escape_string($_GET['survey_id'])."'
|
|
AND question_id = '".Database::escape_string($question['question_id'])."'
|
|
ORDER BY sort ASC";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
$options[$row['question_option_id']] = $row;
|
|
}
|
|
// Getting the answers
|
|
$sql = "SELECT *, count(answer_id) as total FROM $table_survey_answer
|
|
WHERE c_id = $course_id AND
|
|
survey_id='".Database::escape_string($_GET['survey_id'])."' AND
|
|
question_id = '".Database::escape_string($question['question_id'])."'
|
|
GROUP BY option_id, value";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
$number_of_answers += $row['total'];
|
|
$data[$row['option_id']] = $row;
|
|
}
|
|
|
|
|
|
// displaying the table: headers
|
|
echo '<table class="data_table">';
|
|
echo ' <tr>';
|
|
echo ' <th> </th>';
|
|
echo ' <th>'.get_lang('AbsoluteTotal').'</th>';
|
|
echo ' <th>'.get_lang('Percentage').'</th>';
|
|
echo ' <th>'.get_lang('VisualRepresentation').'</th>';
|
|
echo ' <tr>';
|
|
|
|
// Displaying the table: the content
|
|
if (is_array($options)) {
|
|
foreach ($options as $key => & $value) {
|
|
$absolute_number = $data[$value['question_option_id']]['total'];
|
|
if ($number_of_answers == 0) {
|
|
$answers_number = 0;
|
|
} else {
|
|
$answers_number = $absolute_number/$number_of_answers*100;
|
|
}
|
|
echo ' <tr>';
|
|
echo ' <td>'.$value['option_text'].'</td>';
|
|
echo ' <td align="right"><a href="reporting.php?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'&question='.Security::remove_XSS($offset).'&viewoption='.$value['question_option_id'].'">'.$absolute_number.'</a></td>';
|
|
echo ' <td align="right">'.round($answers_number, 2).' %</td>';
|
|
echo ' <td align="right">';
|
|
$size = $answers_number*2;
|
|
if ($size > 0) {
|
|
echo '<div style="border:1px solid #264269; background-color:#aecaf4; height:10px; width:'.$size.'px"> </div>';
|
|
}
|
|
echo ' </td>';
|
|
echo ' </tr>';
|
|
}
|
|
}
|
|
// displaying the table: footer (totals)
|
|
echo ' <tr>';
|
|
echo ' <td style="border-top:1px solid black;"><b>'.get_lang('Total').'</b></td>';
|
|
echo ' <td style="border-top:1px solid black;" align="right"><b>'.($number_of_answers==0?'0':$number_of_answers).'</b></td>';
|
|
echo ' <td style="border-top:1px solid black;"> </td>';
|
|
echo ' <td style="border-top:1px solid black;"> </td>';
|
|
echo ' </tr>';
|
|
|
|
echo '</table>';
|
|
}
|
|
|
|
if (isset($_GET['viewoption'])) {
|
|
echo get_lang('PeopleWhoAnswered').': '.$options[Security::remove_XSS($_GET['viewoption'])]['option_text'].'<br />';
|
|
|
|
if (is_numeric($_GET['value'])) {
|
|
$sql_restriction = "AND value='".Database::escape_string($_GET['value'])."'";
|
|
}
|
|
|
|
$sql = "SELECT user FROM $table_survey_answer WHERE c_id = $course_id AND option_id = '".Database::escape_string($_GET['viewoption'])."' $sql_restriction";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
$user_info = api_get_user_info($row['user']);
|
|
$user_info = $user_info['complete_name'];
|
|
echo '<a href="reporting.php?action=userreport&survey_id='.Security::remove_XSS($_GET['survey_id']).'&user='.$row['user'].'">'.$user_info.'</a><br />';
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Display score data about a survey question
|
|
* @param array Question info
|
|
* @param integer The offset of results shown
|
|
* @return void (direct output)
|
|
*/
|
|
function display_question_report_score($survey_data, $question, $offset) {
|
|
$course_id = api_get_course_int_id();
|
|
// Database table definitions
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
|
|
$course_id = api_get_course_int_id();
|
|
|
|
// Getting the options
|
|
$sql = "SELECT * FROM $table_survey_question_option
|
|
WHERE c_id = $course_id AND
|
|
survey_id='".Database::escape_string($_GET['survey_id'])."'
|
|
AND question_id = '".Database::escape_string($question['question_id'])."'
|
|
ORDER BY sort ASC";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
$options[$row['question_option_id']] = $row;
|
|
}
|
|
|
|
// Getting the answers
|
|
$sql = "SELECT *, count(answer_id) as total FROM $table_survey_answer
|
|
WHERE
|
|
c_id = $course_id AND
|
|
survey_id='".Database::escape_string($_GET['survey_id'])."'
|
|
AND question_id = '".Database::escape_string($question['question_id'])."'
|
|
GROUP BY option_id, value";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
$number_of_answers += $row['total'];
|
|
$data[$row['option_id']][$row['value']] = $row;
|
|
}
|
|
// Displaying the table: headers
|
|
echo '<table>';
|
|
echo ' <tr>';
|
|
echo ' <th> </th>';
|
|
echo ' <th>'.get_lang('Score').'</th>';
|
|
echo ' <th>'.get_lang('AbsoluteTotal').'</th>';
|
|
echo ' <th>'.get_lang('Percentage').'</th>';
|
|
echo ' <th>'.get_lang('VisualRepresentation').'</th>';
|
|
echo ' <tr>';
|
|
// Displaying the table: the content
|
|
foreach ($options as $key => & $value) {
|
|
for ($i = 1; $i <= $question['max_value']; $i++) {
|
|
$absolute_number = $data[$value['question_option_id']][$i]['total'];
|
|
echo ' <tr>';
|
|
echo ' <td>'.$value['option_text'].'</td>';
|
|
echo ' <td>'.$i.'</td>';
|
|
echo ' <td><a href="reporting.php?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'&question='.Security::remove_XSS($offset).'&viewoption='.$value['question_option_id'].'&value='.$i.'">'.$absolute_number.'</a></td>';
|
|
echo ' <td>'.round($absolute_number/$number_of_answers*100, 2).' %</td>';
|
|
echo ' <td>';
|
|
$size = ($absolute_number/$number_of_answers*100*2);
|
|
if ($size > 0) {
|
|
echo ' <div style="border:1px solid #264269; background-color:#aecaf4; height:10px; width:'.$size.'px"> </div>';
|
|
}
|
|
echo ' </td>';
|
|
echo ' </tr>';
|
|
}
|
|
}
|
|
// Displaying the table: footer (totals)
|
|
echo ' <tr>';
|
|
echo ' <td style="border-top:1px solid black"><b>'.get_lang('Total').'</b></td>';
|
|
echo ' <td style="border-top:1px solid black"> </td>';
|
|
echo ' <td style="border-top:1px solid black"><b>'.$number_of_answers.'</b></td>';
|
|
echo ' <td style="border-top:1px solid black"> </td>';
|
|
echo ' <td style="border-top:1px solid black"> </td>';
|
|
echo ' </tr>';
|
|
|
|
echo '</table>';
|
|
}
|
|
|
|
/**
|
|
* This functions displays the complete reporting
|
|
* @return string HTML code
|
|
* @todo open questions are not in the complete report yet.
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function display_complete_report() {
|
|
// Database table definitions
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
|
|
// Actions bar
|
|
echo '<div class="actions">';
|
|
echo '<a href="reporting.php?survey_id='.Security::remove_XSS($_GET['survey_id']).'">
|
|
'.Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('ReportingOverview'),'','32').'</a>';
|
|
echo '<a class="survey_export_link" href="javascript: void(0);" onclick="document.form1a.submit();">
|
|
'.Display::return_icon('export_csv.png',get_lang('ExportAsCSV'),'','32').'</a>';
|
|
echo '<a class="survey_export_link" href="javascript: void(0);" onclick="document.form1b.submit();">
|
|
'.Display::return_icon('export_excel.png',get_lang('ExportAsXLS'),'','32').'</a>';
|
|
echo '</div>';
|
|
|
|
// The form
|
|
echo '<form id="form1a" name="form1a" method="post" action="'.api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'">';
|
|
echo '<input type="hidden" name="export_report" value="export_report">';
|
|
echo '<input type="hidden" name="export_format" value="csv">';
|
|
echo '</form>';
|
|
echo '<form id="form1b" name="form1b" method="post" action="'.api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'">';
|
|
echo '<input type="hidden" name="export_report" value="export_report">';
|
|
echo '<input type="hidden" name="export_format" value="xls">';
|
|
echo '</form>';
|
|
|
|
echo '<form id="form2" name="form2" method="post" action="'.api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'">';
|
|
|
|
// The table
|
|
echo '<br /><table class="data_table" border="1">';
|
|
// Getting the number of options per question
|
|
echo ' <tr>';
|
|
echo ' <th>';
|
|
if ($_POST['submit_question_filter'] || $_POST['export_report']) {
|
|
echo '<button class="cancel" type="submit" name="reset_question_filter" value="'.get_lang('ResetQuestionFilter').'">'.get_lang('ResetQuestionFilter').'</button>';
|
|
}
|
|
echo '<button class="save" type="submit" name="submit_question_filter" value="'.get_lang('SubmitQuestionFilter').'">'.get_lang('SubmitQuestionFilter').'</button>';
|
|
echo '</th>';
|
|
|
|
$display_extra_user_fields = false;
|
|
if (!($_POST['submit_question_filter'] || $_POST['export_report']) || !empty($_POST['fields_filter'])) {
|
|
// Show user fields section with a big th colspan that spans over all fields
|
|
$extra_user_fields = UserManager::get_extra_fields(0, 0, 5, 'ASC', false, true);
|
|
$num = count($extra_user_fields);
|
|
if ($num > 0 ) {
|
|
echo '<th '.($num>0?' colspan="'.$num.'"':'').'>';
|
|
echo '<label><input type="checkbox" name="fields_filter" value="1" checked="checked"/> ';
|
|
echo get_lang('UserFields');
|
|
echo '</label>';
|
|
echo '</th>';
|
|
$display_extra_user_fields = true;
|
|
}
|
|
}
|
|
|
|
$course_id = api_get_course_int_id();
|
|
|
|
|
|
// Get all the questions ordered by the "sort" column
|
|
// <hub> modify the query to display open questions too
|
|
// $sql = "SELECT q.question_id, q.type, q.survey_question, count(o.question_option_id) as number_of_options
|
|
// FROM $table_survey_question q LEFT JOIN $table_survey_question_option o
|
|
// ON q.question_id = o.question_id
|
|
// WHERE q.question_id = o.question_id
|
|
// AND q.survey_id = '".Database::escape_string($_GET['survey_id'])."'
|
|
// GROUP BY q.question_id
|
|
// ORDER BY q.sort ASC";
|
|
$sql = "SELECT q.question_id, q.type, q.survey_question, count(o.question_option_id) as number_of_options
|
|
FROM $table_survey_question q LEFT JOIN $table_survey_question_option o
|
|
ON q.question_id = o.question_id
|
|
WHERE q.survey_id = '".Database::escape_string($_GET['survey_id'])."' AND
|
|
q.c_id = $course_id AND
|
|
o.c_id = $course_id
|
|
GROUP BY q.question_id
|
|
ORDER BY q.sort ASC";
|
|
// </hub>
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
// We show the questions if
|
|
// 1. there is no question filter and the export button has not been clicked
|
|
// 2. there is a quesiton filter but the question is selected for display
|
|
//if (!($_POST['submit_question_filter'] || $_POST['export_report']) || in_array($row['question_id'], $_POST['questions_filter'])) {
|
|
if (!($_POST['submit_question_filter']) || (is_array($_POST['questions_filter']) && in_array($row['question_id'], $_POST['questions_filter']))) {
|
|
// We do not show comment and pagebreak question types
|
|
if ($row['type'] != 'comment' && $row['type'] != 'pagebreak') {
|
|
echo ' <th';
|
|
// <hub> modified tst to include percentage
|
|
if ($row['number_of_options'] > 0 && $row['type'] != 'percentage') {
|
|
// </hub>
|
|
echo ' colspan="'.$row['number_of_options'].'"';
|
|
}
|
|
echo '>';
|
|
|
|
echo '<label><input type="checkbox" name="questions_filter[]" value="'.$row['question_id'].'" checked="checked"/> ';
|
|
echo $row['survey_question'];
|
|
echo '</label>';
|
|
echo '</th>';
|
|
}
|
|
// No column at all if it's not a question
|
|
}
|
|
$questions[$row['question_id']] = $row;
|
|
}
|
|
echo ' </tr>';
|
|
// Getting all the questions and options
|
|
echo ' <tr>';
|
|
echo ' <th> </th>'; // the user column
|
|
|
|
if (!($_POST['submit_question_filter'] || $_POST['export_report']) || !empty($_POST['fields_filter'])) {
|
|
//show the fields names for user fields
|
|
foreach($extra_user_fields as & $field) {
|
|
echo '<th>'.$field[3].'</th>';
|
|
}
|
|
}
|
|
|
|
// cells with option (none for open question)
|
|
$sql = "SELECT sq.question_id, sq.survey_id,
|
|
sq.survey_question, sq.display,
|
|
sq.sort, sq.type, sqo.question_option_id,
|
|
sqo.option_text, sqo.sort as option_sort
|
|
FROM $table_survey_question sq
|
|
LEFT JOIN $table_survey_question_option sqo
|
|
ON sq.question_id = sqo.question_id
|
|
WHERE sq.survey_id = '".Database::escape_string($_GET['survey_id'])."' AND
|
|
sq.c_id = $course_id AND
|
|
sqo.c_id = $course_id
|
|
ORDER BY sq.sort ASC, sqo.sort ASC";
|
|
$result = Database::query($sql);
|
|
|
|
$display_percentage_header = 1; // in order to display only once the cell option (and not 100 times)
|
|
while ($row = Database::fetch_array($result)) {
|
|
// We show the options if
|
|
// 1. there is no question filter and the export button has not been clicked
|
|
// 2. there is a question filter but the question is selected for display
|
|
//if (!($_POST['submit_question_filter'] || $_POST['export_report']) || in_array($row['question_id'], $_POST['questions_filter'])) {
|
|
if (!($_POST['submit_question_filter']) || (is_array($_POST['questions_filter']) && in_array($row['question_id'], $_POST['questions_filter']))) {
|
|
// <hub> modif 05-05-2010
|
|
// we do not show comment and pagebreak question types
|
|
if ($row['type'] == 'open') {
|
|
echo '<th> - </th>';
|
|
$possible_answers[$row['question_id']][$row['question_option_id']] = $row['question_option_id'];
|
|
$display_percentage_header = 1;
|
|
}
|
|
else if ($row['type'] == 'percentage' && $display_percentage_header) {
|
|
echo '<th> % </th>';
|
|
$possible_answers[$row['question_id']][$row['question_option_id']] = $row['question_option_id'];
|
|
$display_percentage_header = 0;
|
|
}
|
|
else if ($row['type'] == 'percentage') {
|
|
$possible_answers[$row['question_id']][$row['question_option_id']] = $row['question_option_id'];
|
|
}
|
|
else if ($row['type'] <> 'comment' AND $row['type'] <> 'pagebreak' AND $row['type'] <> 'percentage')
|
|
{
|
|
echo '<th>';
|
|
echo $row['option_text'];
|
|
echo '</th>';
|
|
$possible_answers[$row['question_id']][$row['question_option_id']] = $row['question_option_id'];
|
|
$display_percentage_header = 1;
|
|
}
|
|
//no column at all if the question was not a question
|
|
// </hub>
|
|
}
|
|
}
|
|
|
|
echo ' </tr>';
|
|
|
|
// Getting all the answers of the users
|
|
$old_user = '';
|
|
$answers_of_user = array();
|
|
$sql = "SELECT * FROM $table_survey_answer WHERE c_id = $course_id AND survey_id='".Database::escape_string($_GET['survey_id'])."' ORDER BY user ASC";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
if ($old_user != $row['user'] && $old_user != '') {
|
|
SurveyUtil::display_complete_report_row($possible_answers, $answers_of_user, $old_user, $questions, $display_extra_user_fields);
|
|
$answers_of_user=array();
|
|
}
|
|
if ($questions[$row['question_id']]['type'] != 'open') {
|
|
$answers_of_user[$row['question_id']][$row['option_id']] = $row;
|
|
} else {
|
|
$answers_of_user[$row['question_id']][0] = $row;
|
|
}
|
|
$old_user = $row['user'];
|
|
}
|
|
SurveyUtil::display_complete_report_row($possible_answers, $answers_of_user, $old_user, $questions, $display_extra_user_fields); // This is to display the last user
|
|
|
|
echo '</table>';
|
|
|
|
echo '</form>';
|
|
}
|
|
|
|
/**
|
|
* This function displays a row (= a user and his/her answers) in the table of the complete report.
|
|
*
|
|
* @param array Possible options
|
|
* @param array User answers
|
|
* @param mixed User ID or user details string
|
|
* @param boolean Whether to show extra user fields or not
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007 - Updated March 2008
|
|
*/
|
|
function display_complete_report_row($possible_options, $answers_of_user, $user, $questions, $display_extra_user_fields = false) {
|
|
global $survey_data;
|
|
$user = Security::remove_XSS($user);
|
|
echo '<tr>';
|
|
if ($survey_data['anonymous'] == 0) {
|
|
if (intval($user) !== 0) {
|
|
$sql = 'SELECT firstname, lastname FROM '.Database::get_main_table(TABLE_MAIN_USER).' WHERE user_id='.intval($user);
|
|
$rs = Database::query($sql);
|
|
if ($row = Database::fetch_array($rs)) {
|
|
$user_displayed = api_get_person_name($row['firstname'], $row['lastname']);
|
|
} else {
|
|
$user_displayed = '-';
|
|
}
|
|
echo '<th><a href="'.api_get_self().'?action=userreport&survey_id='.Security::remove_XSS($_GET['survey_id']).'&user='.$user.'">'.$user_displayed.'</a></th>'; // the user column
|
|
} else {
|
|
echo '<th>'.$user.'</th>'; // the user column
|
|
}
|
|
} else {
|
|
echo '<th>-</th>';
|
|
}
|
|
|
|
if ($display_extra_user_fields) {
|
|
// Show user fields data, if any, for this user
|
|
$user_fields_values = UserManager::get_extra_user_data(intval($user), false, false, false, true);
|
|
foreach ($user_fields_values as & $value) {
|
|
echo '<td align="center">'.$value.'</td>';
|
|
}
|
|
}
|
|
if (is_array($possible_options)) {
|
|
// <hub> modified to display open answers and percentage
|
|
foreach ($possible_options as $question_id => & $possible_option) {
|
|
if ($questions[$question_id]['type'] == 'open') {
|
|
echo '<td align="center">';
|
|
echo $answers_of_user[$question_id]['0']['option_id'];
|
|
echo '</td>';
|
|
} else {
|
|
foreach ($possible_option as $option_id => & $value) {
|
|
if ($questions[$question_id]['type'] == 'percentage') {
|
|
if (!empty($answers_of_user[$question_id][$option_id])) {
|
|
echo "<td align='center'>";
|
|
echo $answers_of_user[$question_id][$option_id]['value'];
|
|
echo "</td>";
|
|
}
|
|
}
|
|
else {
|
|
echo '<td align="center">';
|
|
if (!empty($answers_of_user[$question_id][$option_id])) {
|
|
if ($answers_of_user[$question_id][$option_id]['value'] != 0) {
|
|
echo $answers_of_user[$question_id][$option_id]['value'];
|
|
}
|
|
else {
|
|
echo 'v';
|
|
}
|
|
}
|
|
} // </hub>
|
|
}
|
|
}
|
|
}
|
|
}
|
|
echo '</tr>';
|
|
}
|
|
|
|
/**
|
|
* Quite similar to display_complete_report(), returns an HTML string
|
|
* that can be used in a csv file
|
|
* @todo consider merging this function with display_complete_report
|
|
* @return string The contents of a csv file
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function export_complete_report($user_id = 0) {
|
|
|
|
// Database table definitions
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
|
|
// The first column
|
|
$return = ';';
|
|
|
|
// Show extra fields blank space (enough for extra fields on next line)
|
|
|
|
//if (!empty($_REQUEST['fields_filter'])) {
|
|
//show user fields section with a big th colspan that spans over all fields
|
|
$extra_user_fields = UserManager::get_extra_fields(0, 0, 5, 'ASC', false, true);
|
|
|
|
$num = count($extra_user_fields);
|
|
$return .= str_repeat(';', $num);
|
|
//}
|
|
|
|
$course_id = api_get_course_int_id();
|
|
|
|
$sql = "SELECT questions.question_id, questions.type, questions.survey_question, count(options.question_option_id) as number_of_options
|
|
FROM $table_survey_question questions LEFT JOIN $table_survey_question_option options
|
|
ON questions.question_id = options.question_id AND options.c_id = $course_id
|
|
WHERE questions.survey_id = '".Database::escape_string($_GET['survey_id'])."' AND
|
|
questions.c_id = $course_id
|
|
GROUP BY questions.question_id
|
|
ORDER BY questions.sort ASC";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
// We show the questions if
|
|
// 1. there is no question filter and the export button has not been clicked
|
|
// 2. there is a quesiton filter but the question is selected for display
|
|
if (!($_POST['submit_question_filter']) || (is_array($_POST['questions_filter']) && in_array($row['question_id'], $_POST['questions_filter']))) {
|
|
// We do not show comment and pagebreak question types
|
|
if ($row['type'] != 'comment' && $row['type'] != 'pagebreak') {
|
|
if ($row['number_of_options'] == 0 && $row['type'] == 'open') {
|
|
$return .= str_replace("\r\n",' ', api_html_entity_decode(strip_tags($row['survey_question']), ENT_QUOTES)).';';
|
|
} else {
|
|
for ($ii = 0; $ii < $row['number_of_options']; $ii++) {
|
|
$return .= str_replace("\r\n",' ', api_html_entity_decode(strip_tags($row['survey_question']), ENT_QUOTES)).';';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$return .= "\n";
|
|
|
|
// Getting all the questions and options
|
|
$return .= ';';
|
|
|
|
// Show extra field values
|
|
//if (!($_POST['submit_question_filter'] || $_POST['export_report']) || !empty($_POST['fields_filter'])) {
|
|
// Show the fields names for user fields
|
|
if (!empty($extra_user_fields)) {
|
|
foreach ($extra_user_fields as & $field) {
|
|
$return .= '"'.str_replace("\r\n",' ',api_html_entity_decode(strip_tags($field[3]), ENT_QUOTES)).'";';
|
|
}
|
|
}
|
|
//}
|
|
|
|
$sql = "SELECT survey_question.question_id, survey_question.survey_id, survey_question.survey_question, survey_question.display, survey_question.sort, survey_question.type,
|
|
survey_question_option.question_option_id, survey_question_option.option_text, survey_question_option.sort as option_sort
|
|
FROM $table_survey_question survey_question
|
|
LEFT JOIN $table_survey_question_option survey_question_option
|
|
ON survey_question.question_id = survey_question_option.question_id AND survey_question_option.c_id = $course_id
|
|
WHERE survey_question.survey_id = '".Database::escape_string($_GET['survey_id'])."' AND
|
|
survey_question.c_id = $course_id
|
|
ORDER BY survey_question.sort ASC, survey_question_option.sort ASC";
|
|
$result = Database::query($sql);
|
|
$possible_answers = array();
|
|
$possible_answers_type = array();
|
|
while ($row = Database::fetch_array($result)) {
|
|
// We show the options if
|
|
// 1. there is no question filter and the export button has not been clicked
|
|
// 2. there is a quesiton filter but the question is selected for display
|
|
if (!($_POST['submit_question_filter']) || (is_array($_POST['questions_filter']) && in_array($row['question_id'], $_POST['questions_filter']))) {
|
|
// We do not show comment and pagebreak question types
|
|
if ($row['type'] != 'comment' && $row['type'] != 'pagebreak') {
|
|
$row['option_text'] = str_replace(array("\r","\n"),array('',''),$row['option_text']);
|
|
$return .= api_html_entity_decode(strip_tags($row['option_text']), ENT_QUOTES).';';
|
|
$possible_answers[$row['question_id']][$row['question_option_id']] = $row['question_option_id'];
|
|
$possible_answers_type[$row['question_id']] = $row['type'];
|
|
}
|
|
}
|
|
}
|
|
$return .= "\n";
|
|
|
|
// Getting all the answers of the users
|
|
$old_user = '';
|
|
$answers_of_user = array();
|
|
$sql = "SELECT * FROM $table_survey_answer WHERE c_id = $course_id AND survey_id='".Database::escape_string($_GET['survey_id'])."'";
|
|
if ($user_id != 0) {
|
|
$sql .= "AND user='".Database::escape_string($user_id)."' ";
|
|
}
|
|
$sql .= "ORDER BY user ASC";
|
|
|
|
$open_question_iterator = 1;
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
if ($old_user != $row['user'] && $old_user != '') {
|
|
$return .= SurveyUtil::export_complete_report_row($possible_answers, $answers_of_user, $old_user, true);
|
|
$answers_of_user=array();
|
|
}
|
|
if($possible_answers_type[$row['question_id']] == 'open') {
|
|
$temp_id = 'open'.$open_question_iterator;
|
|
$answers_of_user[$row['question_id']][$temp_id] = $row;
|
|
$open_question_iterator++;
|
|
} else {
|
|
$answers_of_user[$row['question_id']][$row['option_id']] = $row;
|
|
}
|
|
$old_user = $row['user'];
|
|
}
|
|
$return .= SurveyUtil::export_complete_report_row($possible_answers, $answers_of_user, $old_user, true); // This is to display the last user
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Add a line to the csv file
|
|
*
|
|
* @param array Possible answers
|
|
* @param array User's answers
|
|
* @param mixed User ID or user details as string - Used as a string in the result string
|
|
* @param boolean Whether to display user fields or not
|
|
* @return string One line of the csv file
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function export_complete_report_row($possible_options, $answers_of_user, $user, $display_extra_user_fields = false) {
|
|
global $survey_data;
|
|
$return = '';
|
|
if ($survey_data['anonymous'] == 0) {
|
|
if (intval($user) !== 0) {
|
|
$sql = 'SELECT firstname, lastname FROM '.Database::get_main_table(TABLE_MAIN_USER).' WHERE user_id='.intval($user);
|
|
$rs = Database::query($sql);
|
|
if ($row = Database::fetch_array($rs)) {
|
|
$user_displayed = api_get_person_name($row['firstname'], $row['lastname']);
|
|
} else {
|
|
$user_displayed = '-';
|
|
}
|
|
$return .= $user_displayed.';';
|
|
} else {
|
|
$return .= $user.';';
|
|
}
|
|
} else {
|
|
$return .= '-;'; // The user column
|
|
}
|
|
|
|
if ($display_extra_user_fields) {
|
|
// Show user fields data, if any, for this user
|
|
$user_fields_values = UserManager::get_extra_user_data($user,false,false, false, true);
|
|
foreach ($user_fields_values as & $value) {
|
|
$return .= '"'.str_replace('"', '""', api_html_entity_decode(strip_tags($value), ENT_QUOTES)).'";';
|
|
}
|
|
}
|
|
|
|
if (is_array($possible_options)) {
|
|
foreach ($possible_options as $question_id => $possible_option) {
|
|
if (is_array($possible_option) && count($possible_option) > 0) {
|
|
foreach ($possible_option as $option_id => & $value) {
|
|
$my_answer_of_user = ($answers_of_user[$question_id] == null) ? array() : $answers_of_user[$question_id];
|
|
$key = array_keys($my_answer_of_user);
|
|
if (substr($key[0], 0, 4) == 'open') {
|
|
$return .= '"'.str_replace('"', '""', api_html_entity_decode(strip_tags($answers_of_user[$question_id][$key[0]]['option_id']), ENT_QUOTES)).'"';
|
|
} elseif (!empty($answers_of_user[$question_id][$option_id])) {
|
|
//$return .= 'v';
|
|
if ($answers_of_user[$question_id][$option_id]['value'] != 0) {
|
|
$return .= $answers_of_user[$question_id][$option_id]['value'];
|
|
} else {
|
|
$return .= 'v';
|
|
}
|
|
}
|
|
$return .= ';';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$return .= "\n";
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Quite similar to display_complete_report(), returns an HTML string
|
|
* that can be used in a csv file
|
|
* @todo consider merging this function with display_complete_report
|
|
* @return string The contents of a csv file
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function export_complete_report_xls($filename, $user_id = 0) {
|
|
|
|
require_once api_get_path(LIBRARY_PATH).'pear/Spreadsheet_Excel_Writer/Writer.php';
|
|
$workbook = new Spreadsheet_Excel_Writer();
|
|
$workbook ->setTempDir(api_get_path(SYS_ARCHIVE_PATH));
|
|
$workbook->send($filename);
|
|
$workbook->setVersion(8); // BIFF8
|
|
$worksheet =& $workbook->addWorksheet('Report 1');
|
|
$worksheet->setInputEncoding(api_get_system_encoding());
|
|
$line = 0;
|
|
$column = 1; // Skip the first column (row titles)
|
|
|
|
// Show extra fields blank space (enough for extra fields on next line)
|
|
$display_extra_user_fields = false;
|
|
//if (!empty($_REQUEST['fields_filter'])) {
|
|
// Show user fields section with a big th colspan that spans over all fields
|
|
$extra_user_fields = UserManager::get_extra_fields(0, 0, 5, 'ASC', false, true);
|
|
$num = count($extra_user_fields);
|
|
for ($i = 0; $i < $num; $i++) {
|
|
$worksheet->write($line, $column, '');
|
|
$column++;
|
|
}
|
|
$display_extra_user_fields = true;
|
|
//}
|
|
|
|
// Database table definitions
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
|
|
$course_id = api_get_course_int_id();
|
|
|
|
// First line (questions)
|
|
$sql = "SELECT questions.question_id, questions.type, questions.survey_question, count(options.question_option_id) as number_of_options
|
|
FROM $table_survey_question questions LEFT JOIN $table_survey_question_option options
|
|
ON questions.question_id = options.question_id AND options.c_id = $course_id
|
|
WHERE questions.survey_id = '".Database::escape_string($_GET['survey_id'])."' AND
|
|
questions.c_id = $course_id
|
|
GROUP BY questions.question_id
|
|
ORDER BY questions.sort ASC";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
// We show the questions if
|
|
// 1. there is no question filter and the export button has not been clicked
|
|
// 2. there is a quesiton filter but the question is selected for display
|
|
if (!($_POST['submit_question_filter']) || (is_array($_POST['questions_filter']) && in_array($row['question_id'], $_POST['questions_filter']))) {
|
|
// We do not show comment and pagebreak question types
|
|
if ($row['type'] != 'comment' && $row['type'] != 'pagebreak') {
|
|
if ($row['number_of_options'] == 0 && $row['type'] == 'open') {
|
|
$worksheet->write($line,$column,api_html_entity_decode(strip_tags($row['survey_question']), ENT_QUOTES));
|
|
$column ++;
|
|
} else {
|
|
for ($ii = 0; $ii < $row['number_of_options']; $ii ++) {
|
|
$worksheet->write($line, $column, api_html_entity_decode(strip_tags($row['survey_question']), ENT_QUOTES));
|
|
$column ++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$line++;
|
|
$column = 1;
|
|
|
|
// Show extra field values
|
|
if ($display_extra_user_fields) {
|
|
// Show the fields names for user fields
|
|
foreach ($extra_user_fields as & $field) {
|
|
$worksheet->write($line, $column, api_html_entity_decode(strip_tags($field[3]), ENT_QUOTES));
|
|
$column++;
|
|
}
|
|
}
|
|
|
|
// Getting all the questions and options (second line)
|
|
$sql = "SELECT survey_question.question_id, survey_question.survey_id, survey_question.survey_question, survey_question.display, survey_question.sort, survey_question.type,
|
|
survey_question_option.question_option_id, survey_question_option.option_text, survey_question_option.sort as option_sort
|
|
FROM $table_survey_question survey_question
|
|
LEFT JOIN $table_survey_question_option survey_question_option
|
|
ON survey_question.question_id = survey_question_option.question_id AND survey_question_option.c_id = $course_id
|
|
WHERE survey_question.survey_id = '".Database::escape_string($_GET['survey_id'])."' AND
|
|
survey_question.c_id = $course_id
|
|
ORDER BY survey_question.sort ASC, survey_question_option.sort ASC";
|
|
$result = Database::query($sql);
|
|
$possible_answers = array();
|
|
$possible_answers_type = array();
|
|
while ($row = Database::fetch_array($result)) {
|
|
// We show the options if
|
|
// 1. there is no question filter and the export button has not been clicked
|
|
// 2. there is a quesiton filter but the question is selected for display
|
|
if (!($_POST['submit_question_filter']) || (is_array($_POST['questions_filter']) && in_array($row['question_id'], $_POST['questions_filter']))) {
|
|
// We do not show comment and pagebreak question types
|
|
if ($row['type'] != 'comment' && $row['type'] != 'pagebreak') {
|
|
$worksheet->write($line,$column,api_html_entity_decode(strip_tags($row['option_text']), ENT_QUOTES));
|
|
$possible_answers[$row['question_id']][$row['question_option_id']] = $row['question_option_id'];
|
|
$possible_answers_type[$row['question_id']] = $row['type'];
|
|
$column++;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Getting all the answers of the users
|
|
$line ++;
|
|
$column = 0;
|
|
$old_user = '';
|
|
$answers_of_user = array();
|
|
$sql = "SELECT * FROM $table_survey_answer WHERE c_id = $course_id AND survey_id='".Database::escape_string($_GET['survey_id'])."' ";
|
|
if ($user_id != 0) {
|
|
$sql .= "AND user='".Database::escape_string($user_id)."' ";
|
|
}
|
|
$sql .= "ORDER BY user ASC";
|
|
|
|
$open_question_iterator = 1;
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
if ($old_user != $row['user'] && $old_user != '') {
|
|
$return = SurveyUtil::export_complete_report_row_xls($possible_answers, $answers_of_user, $old_user, true);
|
|
foreach ($return as $elem) {
|
|
$worksheet->write($line, $column, $elem);
|
|
$column++;
|
|
}
|
|
$answers_of_user = array();
|
|
$line++;
|
|
$column = 0;
|
|
}
|
|
if ($possible_answers_type[$row['question_id']] == 'open') {
|
|
$temp_id = 'open'.$open_question_iterator;
|
|
$answers_of_user[$row['question_id']][$temp_id] = $row;
|
|
$open_question_iterator++;
|
|
} else {
|
|
$answers_of_user[$row['question_id']][$row['option_id']] = $row;
|
|
}
|
|
$old_user = $row['user'];
|
|
}
|
|
$return = SurveyUtil::export_complete_report_row_xls($possible_answers, $answers_of_user, $old_user, true); // this is to display the last user
|
|
foreach ($return as $elem) {
|
|
$worksheet->write($line, $column, $elem);
|
|
$column++;
|
|
}
|
|
$workbook->close();
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Add a line to the csv file
|
|
*
|
|
* @param array Possible answers
|
|
* @param array User's answers
|
|
* @param mixed User ID or user details as string - Used as a string in the result string
|
|
* @param boolean Whether to display user fields or not
|
|
* @return string One line of the csv file
|
|
*/
|
|
function export_complete_report_row_xls($possible_options, $answers_of_user, $user, $display_extra_user_fields = false) {
|
|
|
|
$return = array();
|
|
global $survey_data;
|
|
if ($survey_data['anonymous'] == 0) {
|
|
if (intval($user) !== 0) {
|
|
$sql = 'SELECT firstname, lastname FROM '.Database::get_main_table(TABLE_MAIN_USER).' WHERE user_id='.intval($user);
|
|
$rs = Database::query($sql);
|
|
if($row = Database::fetch_array($rs)) {
|
|
$user_displayed = api_get_person_name($row['firstname'], $row['lastname']);
|
|
} else {
|
|
$user_displayed = '-';
|
|
}
|
|
//echo ' <th><a href="'.api_get_self().'?action=userreport&survey_id='.Security::remove_XSS($_GET['survey_id']).'&user='.$user.'">'.$user_displayed.'</a></th>'; // the user column
|
|
$return[] = $user_displayed;
|
|
} else {
|
|
//echo ' <th>'.$user.'</th>'; // The user column
|
|
$return[] = $user;
|
|
}
|
|
} else {
|
|
$return[] = '-'; // The user column
|
|
}
|
|
|
|
if ($display_extra_user_fields) {
|
|
//show user fields data, if any, for this user
|
|
$user_fields_values = UserManager::get_extra_user_data(intval($user),false,false, false, true);
|
|
foreach($user_fields_values as $value) {
|
|
$return[] = api_html_entity_decode(strip_tags($value), ENT_QUOTES);
|
|
}
|
|
}
|
|
|
|
if (is_array($possible_options)) {
|
|
foreach ($possible_options as $question_id => & $possible_option) {
|
|
if (is_array($possible_option) && count($possible_option) > 0) {
|
|
foreach ($possible_option as $option_id => & $value) {
|
|
$my_answers_of_user = ($answers_of_user[$question_id]==null) ? array() : $answers_of_user[$question_id];
|
|
$key = array_keys($my_answers_of_user);
|
|
if (substr($key[0], 0, 4) == 'open') {
|
|
$return[] = api_html_entity_decode(strip_tags($answers_of_user[$question_id][$key[0]]['option_id']), ENT_QUOTES);
|
|
} elseif (!empty($answers_of_user[$question_id][$option_id])) {
|
|
//$return .= 'v';
|
|
if ($answers_of_user[$question_id][$option_id]['value'] != 0) {
|
|
$return[] = $answers_of_user[$question_id][$option_id]['value'];
|
|
} else {
|
|
$return[] = 'v';
|
|
}
|
|
} else {
|
|
$return[] = '';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* This function displays the comparative report which allows you to compare two questions
|
|
* A comparative report creates a table where one question is on the x axis and a second question is on the y axis.
|
|
* In the intersection is the number of people who have answerd positive on both options.
|
|
*
|
|
* @return string HTML code
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function display_comparative_report() {
|
|
// Allowed question types for comparative report
|
|
$allowed_question_types = array('yesno', 'multiplechoice', 'multipleresponse', 'dropdown', 'percentage', 'score');
|
|
|
|
// Getting all the questions
|
|
$questions = survey_manager::get_questions($_GET['survey_id']);
|
|
|
|
// Actions bar
|
|
echo '<div class="actions">';
|
|
echo '<a href="reporting.php?survey_id='.Security::remove_XSS($_GET['survey_id']).'">'.Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('ReportingOverview'),'','32').'</a>';
|
|
echo '</div>';
|
|
|
|
// Displaying an information message that only the questions with predefined answers can be used in a comparative report
|
|
Display::display_normal_message(get_lang('OnlyQuestionsWithPredefinedAnswers'), false);
|
|
|
|
// The form for selecting the axis of the table
|
|
echo '<form id="form1" name="form1" method="get" action="'.api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&survey_id='.Security::remove_XSS($_GET['survey_id']).'&xaxis='.Security::remove_XSS($_GET['xaxis']).'&y='.Security::remove_XSS($_GET['yaxis']).'">';
|
|
// Survey_id
|
|
echo '<input type="hidden" name="action" value="'.Security::remove_XSS($_GET['action']).'"/>';
|
|
echo '<input type="hidden" name="survey_id" value="'.Security::remove_XSS($_GET['survey_id']).'"/>';
|
|
// X axis
|
|
echo get_lang('SelectXAxis').': ';
|
|
echo '<select name="xaxis">';
|
|
echo '<option value="">---</option>';
|
|
foreach ($questions as $key => & $question) {
|
|
if (is_array($allowed_question_types)) {
|
|
if (in_array($question['type'], $allowed_question_types)) {
|
|
echo '<option value="'.$question['question_id'].'"';
|
|
if ($_GET['xaxis'] == $question['question_id']) {
|
|
echo ' selected="selected"';
|
|
}
|
|
echo '">'.api_substr(strip_tags($question['question']), 0, 50).'</option>';
|
|
}
|
|
}
|
|
|
|
}
|
|
echo '</select><br /><br />';
|
|
// Y axis
|
|
echo get_lang('SelectYAxis').': ';
|
|
echo '<select name="yaxis">';
|
|
echo '<option value="">---</option>';
|
|
foreach ($questions as $key => & $question) {
|
|
if (in_array($question['type'], $allowed_question_types)) {
|
|
echo '<option value="'.$question['question_id'].'"';
|
|
if ($_GET['yaxis'] == $question['question_id']) {
|
|
echo ' selected="selected"';
|
|
}
|
|
echo '">'.api_substr(strip_tags($question['question']), 0, 50).'</option>';
|
|
}
|
|
}
|
|
echo '</select><br /><br />';
|
|
echo '<button class="save" type="submit" name="Submit" value="Submit">'.get_lang('CompareQuestions').'</button>';
|
|
echo '</form>';
|
|
|
|
// Getting all the information of the x axis
|
|
if (isset($_GET['xaxis']) && is_numeric($_GET['xaxis'])) {
|
|
$question_x = survey_manager::get_question($_GET['xaxis']);
|
|
}
|
|
|
|
// Getting all the information of the y axis
|
|
if (isset($_GET['yaxis']) && is_numeric($_GET['yaxis'])) {
|
|
$question_y = survey_manager::get_question($_GET['yaxis']);
|
|
}
|
|
|
|
if (isset($_GET['xaxis']) && is_numeric($_GET['xaxis']) && isset($_GET['yaxis']) && is_numeric($_GET['yaxis'])) {
|
|
// Getting the answers of the two questions
|
|
$answers_x = SurveyUtil::get_answers_of_question_by_user($_GET['survey_id'], $_GET['xaxis']);
|
|
$answers_y = SurveyUtil::get_answers_of_question_by_user($_GET['survey_id'], $_GET['yaxis']);
|
|
|
|
// Displaying the table
|
|
echo '<table border="1" class="data_table">';
|
|
|
|
// The header
|
|
echo ' <tr>';
|
|
for ($ii = 0; $ii <= count($question_x['answers']); $ii++) {
|
|
if ($ii == 0) {
|
|
echo ' <th> </th>';
|
|
} else {
|
|
if ($question_x['type'] == 'score') {
|
|
for ($x = 1; $x <= $question_x['maximum_score']; $x++) {
|
|
echo ' <th>'.$question_x['answers'][($ii-1)].'<br />'.$x.'</th>';
|
|
}
|
|
$x = '';
|
|
} else {
|
|
echo ' <th>'.$question_x['answers'][($ii-1)].'</th>';
|
|
}
|
|
}
|
|
}
|
|
echo ' </tr>';
|
|
|
|
// The main part
|
|
for ($ij = 0; $ij < count($question_y['answers']); $ij++) {
|
|
// The Y axis is a scoring question type so we have more rows than the options (actually options * maximum score)
|
|
if ($question_y['type'] == 'score') {
|
|
for ($y = 1; $y <= $question_y['maximum_score']; $y++) {
|
|
echo ' <tr>';
|
|
for ($ii = 0; $ii <= count($question_x['answers']); $ii++) {
|
|
if ($question_x['type'] == 'score') {
|
|
for ($x = 1; $x <= $question_x['maximum_score']; $x++) {
|
|
if ($ii == 0) {
|
|
echo ' <th>'.$question_y['answers'][($ij)].' '.$y.'</th>';
|
|
break;
|
|
} else {
|
|
echo ' <td align="center">';
|
|
echo SurveyUtil::comparative_check($answers_x, $answers_y, $question_x['answersid'][($ii-1)], $question_y['answersid'][($ij)], $x, $y);
|
|
echo '</td>';
|
|
}
|
|
}
|
|
} else {
|
|
if ($ii == 0) {
|
|
echo ' <th>'.$question_y['answers'][($ij)].' '.$y.'</th>';
|
|
} else {
|
|
echo ' <td align="center">';
|
|
echo SurveyUtil::comparative_check($answers_x, $answers_y, $question_x['answersid'][($ii-1)], $question_y['answersid'][($ij)], 0, $y);
|
|
echo '</td>';
|
|
}
|
|
}
|
|
}
|
|
echo ' </tr>';
|
|
}
|
|
}
|
|
// The Y axis is NOT a score question type so the number of rows = the number of options
|
|
else {
|
|
echo ' <tr>';
|
|
for ($ii = 0; $ii <= count($question_x['answers']); $ii++) {
|
|
if ($question_x['type'] == 'score') {
|
|
for ($x = 1; $x <= $question_x['maximum_score']; $x++) {
|
|
if ($ii == 0) {
|
|
echo ' <th>'.$question_y['answers'][($ij)].'</th>';
|
|
break;
|
|
} else {
|
|
echo ' <td align="center">';
|
|
echo SurveyUtil::comparative_check($answers_x, $answers_y, $question_x['answersid'][($ii-1)], $question_y['answersid'][($ij)], $x, 0);
|
|
echo '</td>';
|
|
}
|
|
}
|
|
} else {
|
|
if ($ii == 0) {
|
|
echo ' <th>'.$question_y['answers'][($ij)].'</th>';
|
|
} else {
|
|
echo ' <td align="center">';
|
|
echo SurveyUtil::comparative_check($answers_x, $answers_y, $question_x['answersid'][($ii-1)], $question_y['answersid'][($ij)]);
|
|
echo '</td>';
|
|
}
|
|
}
|
|
}
|
|
echo ' </tr>';
|
|
}
|
|
}
|
|
echo '</table>';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get all the answers of a question grouped by user
|
|
*
|
|
* @param integer Survey ID
|
|
* @param integer Question ID
|
|
* @return Array Array containing all answers of all users, grouped by user
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007 - Updated March 2008
|
|
*/
|
|
function get_answers_of_question_by_user($survey_id, $question_id) {
|
|
$course_id = api_get_course_int_id();
|
|
// Database table definitions
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
|
|
$sql = "SELECT * FROM $table_survey_answer
|
|
WHERE c_id = $course_id AND survey_id='".Database::escape_string($survey_id)."'
|
|
AND question_id='".Database::escape_string($question_id)."'
|
|
ORDER BY USER ASC";
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
if ($row['value'] == 0) {
|
|
$return[$row['user']][] = $row['option_id'];
|
|
} else {
|
|
$return[$row['user']][] = $row['option_id'].'*'.$row['value'];
|
|
}
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Count the number of users who answer positively on both options
|
|
*
|
|
* @param array All answers of the x axis
|
|
* @param array All answers of the y axis
|
|
* @param integer x axis value (= the option_id of the first question)
|
|
* @param integer y axis value (= the option_id of the second question)
|
|
* @return integer Number of users who have answered positively to both options
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version February 2007
|
|
*/
|
|
function comparative_check($answers_x, $answers_y, $option_x, $option_y, $value_x = 0, $value_y = 0) {
|
|
if ($value_x == 0) {
|
|
$check_x = $option_x;
|
|
} else {
|
|
$check_x = $option_x.'*'.$value_x;
|
|
}
|
|
if ($value_y == 0) {
|
|
$check_y = $option_y;
|
|
} else {
|
|
$check_y = $option_y.'*'.$value_y;
|
|
}
|
|
|
|
$counter = 0;
|
|
if (is_array($answers_x)) {
|
|
foreach ($answers_x as $user => & $answers) {
|
|
// Check if the user has given $option_x as answer
|
|
if (in_array($check_x, $answers)) {
|
|
// Check if the user has given $option_y as an answer
|
|
if (in_array($check_y, $answers_y[$user])) {
|
|
$counter++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $counter;
|
|
}
|
|
|
|
/**
|
|
* Get all the information about the invitations of a certain survey
|
|
*
|
|
* @return array Lines of invitation [user, code, date, empty element]
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*
|
|
* @todo use survey_id parameter instead of $_GET
|
|
*/
|
|
function get_survey_invitations_data() {
|
|
$course_id = api_get_course_int_id();
|
|
// Database table definition
|
|
$table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
$table_user = Database :: get_main_table(TABLE_MAIN_USER);
|
|
|
|
$sql = "SELECT
|
|
survey_invitation.user as col1,
|
|
survey_invitation.invitation_code as col2,
|
|
survey_invitation.invitation_date as col3,
|
|
'' as col4
|
|
FROM $table_survey_invitation survey_invitation
|
|
LEFT JOIN $table_user user ON survey_invitation.user = user.user_id
|
|
WHERE survey_invitation.c_id = $course_id AND survey_invitation.survey_id = '".Database::escape_string($_GET['survey_id'])."' AND session_id='".api_get_session_id()."' ";
|
|
$res = Database::query($sql);
|
|
while ($row = Database::fetch_array($res)) {
|
|
$survey_invitation_data[] = $row;
|
|
}
|
|
return $survey_invitation_data;
|
|
}
|
|
|
|
/**
|
|
* Get the total number of survey invitations for a given survey (through $_GET['survey_id'])
|
|
*
|
|
* @return integer Total number of survey invitations
|
|
*
|
|
* @todo use survey_id parameter instead of $_GET
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function get_number_of_survey_invitations() {
|
|
$course_id = api_get_course_int_id();
|
|
|
|
// Database table definition
|
|
$table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
|
|
$sql = "SELECT count(user) AS total FROM $table_survey_invitation WHERE c_id = $course_id AND survey_id='".Database::escape_string($_GET['survey_id'])."' AND session_id='".api_get_session_id()."' ";
|
|
$res = Database::query($sql);
|
|
$row = Database::fetch_array($res,'ASSOC');
|
|
return $row['total'];
|
|
}
|
|
|
|
/**
|
|
* Save the invitation mail
|
|
*
|
|
* @param string Text of the e-mail
|
|
* @param integer Whether the mail contents are for invite mail (0, default) or reminder mail (1)
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function save_invite_mail($mailtext, $mail_subject, $reminder = 0) {
|
|
$course_id = api_get_course_int_id();
|
|
// Database table definition
|
|
$table_survey = Database :: get_course_table(TABLE_SURVEY);
|
|
|
|
// Reminder or not
|
|
if ($reminder == 0) {
|
|
$mail_field = 'invite_mail';
|
|
} else {
|
|
$mail_field = 'reminder_mail';
|
|
}
|
|
|
|
$sql = "UPDATE $table_survey SET mail_subject='".Database::escape_string($mail_subject)."', $mail_field = '".Database::escape_string($mailtext)."'
|
|
WHERE c_id = $course_id AND survey_id = '".Database::escape_string($_GET['survey_id'])."'";
|
|
$result = Database::query($sql);
|
|
}
|
|
|
|
/**
|
|
* This function saves all the invitations of course users and additional users in the database
|
|
* and sends the invitations by email
|
|
*
|
|
* @param array Users array can be both a list of course uids AND a list of additional emailaddresses
|
|
* @param string Title of the invitation, used as the title of the mail
|
|
* @param string Text of the invitation, used as the text of the mail.
|
|
* The text has to contain a **link** string or this will automatically be added to the end
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*
|
|
*/
|
|
function save_invitations($users_array, $invitation_title, $invitation_text, $reminder = 0, $sendmail = 0, $remindUnAnswered = 0) {
|
|
|
|
if (!is_array($users_array)) return 0; // Should not happen
|
|
// Getting the survey information
|
|
$survey_data = survey_manager::get_survey($_GET['survey_id']);
|
|
// Database table to store the invitations data
|
|
$table_survey_invitation = Database::get_course_table(TABLE_SURVEY_INVITATION);
|
|
|
|
$survey_invitations = array();
|
|
$survey_invitations = SurveyUtil::get_invitations($survey_data['survey_code']);
|
|
$already_invited = array();
|
|
$already_invited = SurveyUtil::get_invited_users($survey_data['code']);
|
|
|
|
// Remind unanswered is a special version of remind all reminder
|
|
$exclude_users = array();
|
|
if ($remindUnAnswered == 1) { // Remind only unanswered users
|
|
$reminder = 1;
|
|
$exclude_users = survey_manager::get_people_who_filled_survey($_GET['survey_id']);
|
|
}
|
|
|
|
$counter = 0; // Nr of invitations "sent" (if sendmail option)
|
|
$course_id = api_get_course_int_id();
|
|
|
|
foreach ($users_array as $key=>$value) {
|
|
if (!isset($value) || $value == '') continue;
|
|
// Skip user if reminding only unanswered people
|
|
if (in_array($value, $exclude_users)) continue;
|
|
// Get the unique invitation code if we already have it
|
|
if ($reminder == 1 && array_key_exists($value, $survey_invitations)) {
|
|
$invitation_code = $survey_invitations[$value]['invitation_code'];
|
|
} else {
|
|
$invitation_code = md5($value.microtime());
|
|
}
|
|
$new_user = false; // User not already invited
|
|
// Store the invitation if user_id not in $already_invited['course_users'] OR email is not in $already_invited['additional_users']
|
|
$addit_users_array = explode(';', $already_invited['additional_users']);
|
|
$my_alredy_invited = ($already_invited['course_users'] == null) ? array() : $already_invited['course_users'];
|
|
if ((is_numeric($value) && !in_array($value, $my_alredy_invited)) || (!is_numeric($value) && !in_array($value, $addit_users_array))) {
|
|
$new_user = true;
|
|
if (!array_key_exists($value, $survey_invitations)) {
|
|
$sql = "INSERT INTO $table_survey_invitation (c_id, user, survey_code, invitation_code, invitation_date) VALUES
|
|
($course_id, '".Database::escape_string($value)."','".Database::escape_string($survey_data['code'])."','".Database::escape_string($invitation_code)."','".Database::escape_string(date('Y-m-d H:i:s'))."')";
|
|
$result = Database::query($sql);
|
|
}
|
|
}
|
|
// Send the email if checkboxed
|
|
if (($new_user || $reminder == 1) && $sendmail != 0) {
|
|
// Make a change for absolute url
|
|
if (isset($invitation_text)) {
|
|
$invitation_text = api_html_entity_decode($invitation_text, ENT_QUOTES);
|
|
$invitation_text = str_replace('src="../../', 'src="'.api_get_path(WEB_PATH), $invitation_text);
|
|
$invitation_text = trim(stripslashes($invitation_text));
|
|
}
|
|
SurveyUtil::send_invitation_mail($value, $invitation_code, $invitation_title, $invitation_text);
|
|
$counter++;
|
|
}
|
|
}
|
|
return $counter; // Number of invitations sent
|
|
}
|
|
|
|
/**
|
|
* Send the invitation by mail.
|
|
*
|
|
* @param invitedUser - the userId (course user) or emailaddress of additional user
|
|
* $param $invitation_code - the unique invitation code for the URL
|
|
* @return void
|
|
*/
|
|
function send_invitation_mail($invitedUser, $invitation_code, $invitation_title, $invitation_text) {
|
|
global $_user, $_course, $_configuration;
|
|
|
|
$portal_url = $_configuration['root_web'];
|
|
if ($_configuration['multiple_access_urls']) {
|
|
$access_url_id = api_get_current_access_url_id();
|
|
if ($access_url_id != -1) {
|
|
$url = api_get_access_url($access_url_id);
|
|
$portal_url = $url['url'];
|
|
}
|
|
}
|
|
// Replacing the **link** part with a valid link for the user
|
|
$survey_link = $portal_url.$_configuration['code_append'].'survey/'.'fillsurvey.php?course='.$_course['sysCode'].'&invitationcode='.$invitation_code;
|
|
$text_link = '<a href="'.$survey_link.'">'.get_lang('ClickHereToAnswerTheSurvey')."</a><br />\r\n<br />\r\n".get_lang('OrCopyPasteTheFollowingUrl')." <br />\r\n ".$survey_link;
|
|
|
|
$replace_count = 0;
|
|
$full_invitation_text = api_str_ireplace('**link**', $text_link ,$invitation_text, $replace_count);
|
|
if ($replace_count < 1) {
|
|
$full_invitation_text = $full_invitation_text."<br />\r\n<br />\r\n".$text_link;
|
|
}
|
|
|
|
// Optionally: finding the e-mail of the course user
|
|
if (is_numeric($invitedUser)) {
|
|
$table_user = Database :: get_main_table(TABLE_MAIN_USER);
|
|
$sql = "SELECT firstname, lastname, email FROM $table_user WHERE user_id='".Database::escape_string($invitedUser)."'";
|
|
$result = Database::query($sql);
|
|
$row = Database::fetch_array($result);
|
|
$recipient_email = $row['email'];
|
|
$recipient_name = api_get_person_name($row['firstname'], $row['lastname'], null, PERSON_NAME_EMAIL_ADDRESS);
|
|
} else {
|
|
/** @todo check if the address is a valid email */
|
|
$recipient_email = $invitedUser;
|
|
}
|
|
|
|
// Sending the mail
|
|
$sender_name = api_get_person_name($_user['firstName'], $_user['lastName'], null, PERSON_NAME_EMAIL_ADDRESS);
|
|
$sender_email = $_user['mail'];
|
|
|
|
$replyto = array();
|
|
if (api_get_setting('survey_email_sender_noreply') == 'noreply') {
|
|
$noreply = api_get_setting('noreply_email_address');
|
|
if (!empty($noreply)) {
|
|
$replyto['Reply-to'] = $noreply;
|
|
$sender_name = $noreply;
|
|
$sender_email = $noreply;
|
|
}
|
|
}
|
|
@api_mail_html($recipient_name, $recipient_email, $invitation_title, $full_invitation_text, $sender_name, $sender_email, $replyto);
|
|
}
|
|
|
|
/**
|
|
* This function recalculates the number of users who have been invited and updates the survey table with this value.
|
|
*
|
|
* @param string Survey code
|
|
* @return void
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function update_count_invited($survey_code) {
|
|
$course_id = api_get_course_int_id();
|
|
|
|
// Database table definition
|
|
$table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
$table_survey = Database :: get_course_table(TABLE_SURVEY);
|
|
|
|
// Counting the number of people that are invited
|
|
$sql = "SELECT count(user) as total FROM $table_survey_invitation WHERE c_id = $course_id AND survey_code = '".Database::escape_string($survey_code)."'";
|
|
$result = Database::query($sql);
|
|
$row = Database::fetch_array($result);
|
|
$total_invited = $row['total'];
|
|
|
|
// Updating the field in the survey table
|
|
$sql = "UPDATE $table_survey SET invited = '".Database::escape_string($total_invited)."' WHERE c_id = $course_id AND code = '".Database::escape_string($survey_code)."'";
|
|
$result = Database::query($sql);
|
|
}
|
|
|
|
/**
|
|
* This function gets all the invited users for a given survey code.
|
|
*
|
|
* @param string Survey code
|
|
* @param string optional - course database
|
|
* @return array Array containing the course users and additional users (non course users)
|
|
*
|
|
* @todo consider making $defaults['additional_users'] also an array
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function get_invited_users($survey_code, $course_code = '') {
|
|
if (!empty($course_code)) {
|
|
$course_info = api_get_course_info($course_code);
|
|
$course_id = $course_info['real_id'];
|
|
} else {
|
|
$course_id = api_get_course_int_id();
|
|
}
|
|
|
|
$table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
$table_user = Database :: get_main_table(TABLE_MAIN_USER);
|
|
|
|
// Selecting all the invitations of this survey AND the additional emailaddresses (the left join)
|
|
$order_clause = api_sort_by_first_name() ? ' ORDER BY firstname, lastname' : ' ORDER BY lastname, firstname';
|
|
$sql = "SELECT user
|
|
FROM $table_survey_invitation as table_invitation
|
|
LEFT JOIN $table_user as table_user
|
|
ON table_invitation.user = table_user.user_id AND table_invitation.c_id = $course_id
|
|
WHERE survey_code='".Database::escape_string($survey_code)."'".$order_clause;
|
|
|
|
$defaults = array();
|
|
$defaults['course_users'] = array();
|
|
$defaults['additional_users'] = '';
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
if (is_numeric($row['user'])) {
|
|
$defaults['course_users'][] = $row['user'];
|
|
} else {
|
|
if (empty($defaults['additional_users'])) {
|
|
$defaults['additional_users'] = $row['user'];
|
|
} else {
|
|
$defaults['additional_users'] .= ';'.$row['user'];
|
|
}
|
|
}
|
|
}
|
|
return $defaults;
|
|
}
|
|
|
|
/**
|
|
* Get all the invitations
|
|
*
|
|
* @param string Survey code
|
|
* @return array Database rows matching the survey code
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version September 2007
|
|
*/
|
|
function get_invitations($survey_code) {
|
|
$course_id = api_get_course_int_id();
|
|
// Database table definition
|
|
$table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
|
|
$sql = "SELECT * FROM $table_survey_invitation WHERE c_id = $course_id AND survey_code = '".Database::escape_string($survey_code)."'";
|
|
$result = Database::query($sql);
|
|
$return = array();
|
|
while ($row = Database::fetch_array($result)) {
|
|
$return[$row['user']] = $row;
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* This function displays the form for searching a survey
|
|
*
|
|
* @return void (direct output)
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*
|
|
* @todo use quickforms
|
|
* @todo consider moving this to surveymanager.inc.lib.php
|
|
*/
|
|
function display_survey_search_form() {
|
|
|
|
echo '<form method="get" action="survey_list.php?search=advanced">';
|
|
echo '<div class="row"><div class="form_header">'.get_lang('SearchASurvey').'</div></div>';
|
|
echo ' <div class="row">
|
|
<div class="label">
|
|
'.get_lang('Title').'
|
|
</div>
|
|
<div class="formw">
|
|
<input type="text" id="search_title" name="keyword_title"/>
|
|
</div>
|
|
</div>';
|
|
echo ' <div class="row">
|
|
<div class="label">
|
|
'.get_lang('Code').'
|
|
</div>
|
|
<div class="formw">
|
|
<input type="text" name="keyword_code"/>
|
|
</div>
|
|
</div>';
|
|
echo ' <div class="row">
|
|
<div class="label">
|
|
'.get_lang('Language').'
|
|
</div>
|
|
<div class="formw">';
|
|
echo ' <select name="keyword_language"><option value="%">'.get_lang('All').'</option>';
|
|
$languages = api_get_languages();
|
|
foreach ($languages['name'] as $index => & $name) {
|
|
echo '<option value="'.$languages['folder'][$index].'">'.$name.'</option>';
|
|
}
|
|
echo ' </select>';
|
|
echo ' </div>
|
|
</div>';
|
|
echo '<input type="hidden" name="cidReq" value="'.api_get_course_id().'"/>';
|
|
echo ' <div class="row">
|
|
<div class="label">
|
|
</div>
|
|
<div class="formw">
|
|
<button class="search" type="submit" name="do_search">'.get_lang('Search').'</button>
|
|
</div>
|
|
</div>';
|
|
echo '</form>';
|
|
echo '<div style="clear: both;margin-bottom: 10px;"></div>';
|
|
}
|
|
|
|
/**
|
|
* This function displays the sortable table with all the surveys
|
|
*
|
|
* @return void (direct output)
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function display_survey_list() {
|
|
$parameters = array();
|
|
$parameters['cidReq'] = api_get_course_id();
|
|
if ($_GET['do_search']) {
|
|
$message = get_lang('DisplaySearchResults').'<br />';
|
|
$message .= '<a href="'.api_get_self().'?'.api_get_cidreq().'">'.get_lang('DisplayAll').'</a>';
|
|
Display::display_normal_message($message, false);
|
|
}
|
|
|
|
// Create a sortable table with survey-data
|
|
$table = new SortableTable('surveys', 'get_number_of_surveys', 'get_survey_data', 2);
|
|
$table->set_additional_parameters($parameters);
|
|
$table->set_header(0, '', false);
|
|
$table->set_header(1, get_lang('SurveyName'));
|
|
$table->set_header(2, get_lang('SurveyCode'));
|
|
$table->set_header(3, get_lang('NumberOfQuestions'));
|
|
$table->set_header(4, get_lang('Author'));
|
|
//$table->set_header(5, get_lang('Language'));
|
|
//$table->set_header(6, get_lang('Shared'));
|
|
$table->set_header(5, get_lang('AvailableFrom'));
|
|
$table->set_header(6, get_lang('AvailableUntil'));
|
|
$table->set_header(7, get_lang('Invite'));
|
|
$table->set_header(8, get_lang('Anonymous'));
|
|
$table->set_header(9, get_lang('Modify'), false, 'width="150"');
|
|
$table->set_column_filter(8, 'anonymous_filter');
|
|
$table->set_column_filter(9, 'modify_filter');
|
|
$table->set_form_actions(array('delete' => get_lang('DeleteSurvey')));
|
|
$table->display();
|
|
}
|
|
|
|
function display_survey_list_for_coach() {
|
|
$parameters = array();
|
|
$parameters['cidReq']=api_get_course_id();
|
|
if (isset($_GET['do_search'])) {
|
|
$message = get_lang('DisplaySearchResults').'<br />';
|
|
$message .= '<a href="'.api_get_self().'?'.api_get_cidreq().'">'.get_lang('DisplayAll').'</a>';
|
|
Display::display_normal_message($message, false);
|
|
}
|
|
|
|
// Create a sortable table with survey-data
|
|
$table = new SortableTable('surveys_coach', 'get_number_of_surveys_for_coach', 'get_survey_data_for_coach', 2);
|
|
$table->set_additional_parameters($parameters);
|
|
$table->set_header(0, '', false);
|
|
$table->set_header(1, get_lang('SurveyName'));
|
|
$table->set_header(2, get_lang('SurveyCode'));
|
|
$table->set_header(3, get_lang('NumberOfQuestions'));
|
|
$table->set_header(4, get_lang('Author'));
|
|
//$table->set_header(5, get_lang('Language'));
|
|
//$table->set_header(6, get_lang('Shared'));
|
|
$table->set_header(5, get_lang('AvailableFrom'));
|
|
$table->set_header(6, get_lang('AvailableUntil'));
|
|
$table->set_header(7, get_lang('Invite'));
|
|
$table->set_header(8, get_lang('Anonymous'));
|
|
$table->set_header(9, get_lang('Modify'), false, 'width="130"');
|
|
$table->set_column_filter(8, 'anonymous_filter');
|
|
$table->set_column_filter(9, 'modify_filter_for_coach');
|
|
$table->display();
|
|
}
|
|
|
|
/**
|
|
* This function changes the modify column of the sortable table
|
|
*
|
|
* @param integer $survey_id the id of the survey
|
|
* @return html code that are the actions that can be performed on any survey
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function modify_filter($survey_id) {
|
|
|
|
$survey_id = Security::remove_XSS($survey_id);
|
|
$return = '';
|
|
|
|
// Coach can see that only if the survey is in his session
|
|
if (api_is_allowed_to_edit() || api_is_element_in_the_session(TOOL_SURVEY, $survey_id)) {
|
|
$return .= '<a href="create_new_survey.php?'.api_get_cidreq().'&action=edit&survey_id='.$survey_id.'">'.Display::return_icon('edit.png', get_lang('Edit'),'',22).'</a>';
|
|
$return .= '<a href="survey_list.php?'.api_get_cidreq().'&action=empty&survey_id='.$survey_id.'" onclick="javascript: if(!confirm(\''.addslashes(api_htmlentities(get_lang("EmptySurvey").'?')).'\')) return false;">'.Display::return_icon('clean.png', get_lang('EmptySurvey'),'','22').'</a> ';
|
|
}
|
|
//$return .= '<a href="create_survey_in_another_language.php?id_survey='.$survey_id.'">'.Display::return_icon('copy.gif', get_lang('Copy')).'</a>';
|
|
//$return .= '<a href="survey.php?survey_id='.$survey_id.'">'.Display::return_icon('add.gif', get_lang('Add')).'</a>';
|
|
$return .= '<a href="preview.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('preview_view.png', get_lang('Preview'),'','22').'</a> ';
|
|
$return .= '<a href="survey_invite.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('mail_send.png', get_lang('Publish'),'','22').'</a> ';
|
|
$return .= '<a href="reporting.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('stats.png', get_lang('Reporting'),'','22').'</a>';
|
|
if (api_is_allowed_to_edit() || api_is_element_in_the_session(TOOL_SURVEY, $survey_id)) {
|
|
$return .= '<a href="survey_list.php?'.api_get_cidreq().'&action=delete&survey_id='.$survey_id.'" onclick="javascript: if(!confirm(\''.addslashes(api_htmlentities(get_lang("DeleteSurvey").'?', ENT_QUOTES)).'\')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'),'',22).'</a> ';
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
function modify_filter_for_coach($survey_id) {
|
|
|
|
$survey_id = Security::remove_XSS($survey_id);
|
|
//$return = '<a href="create_new_survey.php?'.api_get_cidreq().'&action=edit&survey_id='.$survey_id.'">'.Display::return_icon('edit.gif', get_lang('Edit')).'</a>';
|
|
//$return .= '<a href="survey_list.php?'.api_get_cidreq().'&action=delete&survey_id='.$survey_id.'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("DeleteSurvey").'?', ENT_QUOTES)).'\')) return false;">'.Display::return_icon('delete.gif', get_lang('Delete')).'</a>';
|
|
//$return .= '<a href="create_survey_in_another_language.php?id_survey='.$survey_id.'">'.Display::return_icon('copy.gif', get_lang('Copy')).'</a>';
|
|
//$return .= '<a href="survey.php?survey_id='.$survey_id.'">'.Display::return_icon('add.gif', get_lang('Add')).'</a>';
|
|
$return .= '<a href="preview.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('preview_view.png', get_lang('Preview'),'',22).'</a> ';
|
|
$return .= '<a href="survey_invite.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('mail_send.png', get_lang('Publish'),'',22).'</a> ';
|
|
$return .= '<a href="survey_list.php?'.api_get_cidreq().'&action=empty&survey_id='.$survey_id.'" onclick="javascript: if(!confirm(\''.addslashes(api_htmlentities(get_lang("EmptySurvey").'?', ENT_QUOTES)).'\')) return false;">'.Display::return_icon('clean.png', get_lang('EmptySurvey'),'',22).'</a> ';
|
|
//$return .= '<a href="reporting.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('statistics.gif', get_lang('Reporting')).'</a>';
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Returns "yes" when given parameter is one, "no" for any other value
|
|
* @param integer Whether anonymous or not
|
|
* @return string "Yes" or "No" in the current language
|
|
*/
|
|
function anonymous_filter($anonymous) {
|
|
if ($anonymous == 1) {
|
|
return get_lang('Yes');
|
|
} else {
|
|
return get_lang('No');
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* This function handles the search restriction for the SQL statements
|
|
*
|
|
* @return string Part of a SQL statement or false on error
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function survey_search_restriction() {
|
|
if (isset($_GET['do_search'])) {
|
|
if ($_GET['keyword_title'] != '') {
|
|
$search_term[] = 'title like "%" \''.Database::escape_string($_GET['keyword_title']).'\' "%"';
|
|
}
|
|
if ($_GET['keyword_code'] != '') {
|
|
$search_term[] = 'code =\''.Database::escape_string($_GET['keyword_code']).'\'';
|
|
}
|
|
if ($_GET['keyword_language'] != '%') {
|
|
$search_term[] = 'lang =\''.Database::escape_string($_GET['keyword_language']).'\'';
|
|
}
|
|
$my_search_term = ($search_term == null) ? array() : $search_term;
|
|
$search_restriction = implode(' AND ', $my_search_term);
|
|
return $search_restriction;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function calculates the total number of surveys
|
|
*
|
|
* @return integer Total number of surveys
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version January 2007
|
|
*/
|
|
function get_number_of_surveys() {
|
|
global $table_survey;
|
|
$course_id = api_get_course_int_id();
|
|
|
|
$search_restriction = SurveyUtil::survey_search_restriction();
|
|
if ($search_restriction) {
|
|
$search_restriction = 'WHERE c_id = '.$course_id.' AND '.$search_restriction;
|
|
} else {
|
|
$search_restriction = "WHERE c_id = $course_id";
|
|
}
|
|
$sql = "SELECT count(survey_id) AS total_number_of_items FROM ".$table_survey.' '.$search_restriction;
|
|
$res = Database::query($sql);
|
|
$obj = Database::fetch_object($res);
|
|
return $obj->total_number_of_items;
|
|
}
|
|
|
|
function get_number_of_surveys_for_coach() {
|
|
/*global $table_survey;
|
|
$search_restriction = SurveyUtil::survey_search_restriction();
|
|
if ($search_restriction) {
|
|
$search_restriction = 'WHERE '.$search_restriction;
|
|
}
|
|
$sql = "SELECT count(survey_id) AS total_number_of_items FROM ".$table_survey.' '.$search_restriction;
|
|
$res = Database::query($sql);
|
|
$obj = Database::fetch_object($res);
|
|
return $obj->total_number_of_items;
|
|
*/
|
|
|
|
// Ugly fix
|
|
require_once(api_get_path(LIBRARY_PATH).'surveymanager.lib.php');
|
|
$survey_tree = new SurveyTree();
|
|
return count($survey_tree->get_last_children_from_branch($survey_tree->surveylist));
|
|
}
|
|
|
|
/**
|
|
* This function gets all the survey data that is to be displayed in the sortable table
|
|
*
|
|
* @param unknown_type $from
|
|
* @param unknown_type $number_of_items
|
|
* @param unknown_type $column
|
|
* @param unknown_type $direction
|
|
* @return unknown
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @author Julio Montoya <gugli100@gmail.com>, Beeznest - Adding intvals
|
|
* @version January 2007
|
|
*/
|
|
function get_survey_data($from, $number_of_items, $column, $direction) {
|
|
global $table_survey, $table_user, $table_survey_question;
|
|
global $_user;
|
|
|
|
// Searching
|
|
$search_restriction = SurveyUtil::survey_search_restriction();
|
|
if ($search_restriction) {
|
|
$search_restriction = ' AND '.$search_restriction;
|
|
}
|
|
$from = intval($from);
|
|
$number_of_items = intval($number_of_items);
|
|
$column = intval($column);
|
|
if (!in_array(strtolower($direction), array('asc', 'desc'))) {
|
|
$direction = 'asc';
|
|
}
|
|
|
|
// Condition for the session
|
|
$session_id = api_get_session_id();
|
|
$condition_session = api_get_session_condition($session_id);
|
|
|
|
$course_id = api_get_course_int_id();
|
|
|
|
//IF(is_shared<>0,'V','-') AS col6,
|
|
$sql = "SELECT
|
|
survey.survey_id AS col0,
|
|
CONCAT('<a href=\"survey.php?survey_id=',survey.survey_id,'\">',survey.title,'</a>') AS col1,
|
|
survey.code AS col2,
|
|
count(survey_question.question_id) AS col3,
|
|
".(api_is_western_name_order() ? "CONCAT(user.firstname, ' ', user.lastname)" : "CONCAT(user.lastname, ' ', user.firstname)")." AS col4,
|
|
survey.avail_from AS col5,
|
|
survey.avail_till AS col6,
|
|
CONCAT('<a href=\"survey_invitation.php?view=answered&survey_id=',survey.survey_id,'\">',survey.answered,'</a> / <a href=\"survey_invitation.php?view=invited&survey_id=',survey.survey_id,'\">',survey.invited, '</a>') AS col7,
|
|
survey.anonymous AS col8,
|
|
survey.survey_id AS col9,
|
|
survey.session_id AS session_id
|
|
FROM $table_survey survey LEFT JOIN $table_survey_question survey_question
|
|
ON survey.survey_id = survey_question.survey_id, $table_user user
|
|
WHERE survey.author = user.user_id AND survey.c_id = $course_id
|
|
$search_restriction
|
|
$condition_session ";
|
|
$sql .= " GROUP BY survey.survey_id";
|
|
$sql .= " ORDER BY col$column $direction ";
|
|
$sql .= " LIMIT $from,$number_of_items";
|
|
$res = Database::query($sql);
|
|
$surveys = array();
|
|
$array = array();
|
|
while ($survey = Database::fetch_array($res)) {
|
|
$array[0] = $survey[0];
|
|
$array[1] = $survey[1];
|
|
|
|
// Validation when belonging to a session
|
|
$session_img = api_get_session_image($survey['session_id'], $_user['status']);
|
|
$array[2] = $survey[2] . $session_img;
|
|
|
|
$array[3] = $survey[3];
|
|
$array[4] = $survey[4];
|
|
$array[5] = $survey[5];
|
|
$array[6] = $survey[6];
|
|
$array[7] = $survey[7];
|
|
$array[8] = $survey[8];
|
|
$array[9] = $survey[9];
|
|
//$array[10] = $survey[10];
|
|
|
|
$surveys[] = $array;
|
|
}
|
|
return $surveys;
|
|
}
|
|
|
|
function get_survey_data_for_coach($from, $number_of_items, $column, $direction) {
|
|
require_once api_get_path(LIBRARY_PATH).'surveymanager.lib.php';
|
|
$survey_tree = new SurveyTree();
|
|
$last_version_surveys = $survey_tree->get_last_children_from_branch($survey_tree->surveylist);
|
|
$list = array();
|
|
foreach ($last_version_surveys as & $survey) {
|
|
$list[]=$survey['id'];
|
|
}
|
|
if (count($list) > 0) {
|
|
$list_condition = " AND survey.survey_id IN (".implode(',',$list).") ";
|
|
} else {
|
|
$list_condition = '';
|
|
}
|
|
|
|
$from = intval($from);
|
|
$number_of_items = intval($number_of_items);
|
|
$column = intval($column);
|
|
if (!in_array(strtolower($direction), array('asc', 'desc'))) {
|
|
$direction = 'asc';
|
|
}
|
|
|
|
$table_survey = Database :: get_course_table(TABLE_SURVEY);
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_user = Database :: get_main_table(TABLE_MAIN_USER);
|
|
|
|
|
|
|
|
$course_id = api_get_course_int_id();
|
|
|
|
//IF(is_shared<>0,'V','-') AS col6,
|
|
$sql = "SELECT ".
|
|
"survey.survey_id AS col0, ".
|
|
"survey.title AS col1, ".
|
|
"survey.code AS col2, ".
|
|
"count(survey_question.question_id) AS col3, ".
|
|
(api_is_western_name_order() ? "CONCAT(user.firstname, ' ', user.lastname)" : "CONCAT(user.lastname, ' ', user.firstname)")." AS col4, ".
|
|
"survey.avail_from AS col5, ".
|
|
"survey.avail_till AS col6, ".
|
|
"CONCAT('<a href=\"survey_invitation.php?view=answered&survey_id=',survey.survey_id,'\">',survey.answered,'</a> / <a href=\"survey_invitation.php?view=invited&survey_id=',survey.survey_id,'\">',survey.invited, '</a>') AS col7, ".
|
|
"survey.anonymous AS col8, ".
|
|
"survey.survey_id AS col9 ".
|
|
"FROM $table_survey survey ".
|
|
"LEFT JOIN $table_survey_question survey_question ON survey.survey_id = survey_question.survey_id ".
|
|
", $table_user user ".
|
|
",WHERE survey.author = user.user_id AND survey.c_id = $course_id $list_condition ";
|
|
$sql .= " GROUP BY survey.survey_id";
|
|
$sql .= " ORDER BY col$column $direction ";
|
|
$sql .= " LIMIT $from,$number_of_items";
|
|
|
|
$res = Database::query($sql);
|
|
$surveys = array();
|
|
while ($survey = Database::fetch_array($res)) {
|
|
$surveys[] = $survey;
|
|
}
|
|
return $surveys;
|
|
}
|
|
|
|
/**
|
|
* Display all the active surveys for the given course user
|
|
*
|
|
* @param unknown_type $user_id
|
|
*
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
* @version April 2007
|
|
*/
|
|
function survey_list_user($user_id) {
|
|
global $_course;
|
|
$course_id = api_get_course_int_id();
|
|
|
|
// Database table definitions
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
$table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
$table_survey = Database :: get_course_table(TABLE_SURVEY);
|
|
$table_user = Database :: get_main_table(TABLE_MAIN_USER);
|
|
$all_question_id = array();
|
|
|
|
$sql = 'SELECT question_id from '.$table_survey_question." WHERE c_id = $course_id";
|
|
$result = Database::query($sql);
|
|
|
|
while($row=Database::fetch_array($result, 'ASSOC')) {
|
|
$all_question_id[] = $row;
|
|
}
|
|
|
|
$count = 0;
|
|
for ($i = 0; $i < count($all_question_id); $i++) {
|
|
$sql = 'SELECT COUNT(*) as count FROM '.$table_survey_answer.'
|
|
WHERE c_id = '.$course_id.' AND question_id='.Database::escape_string($all_question_id[$i]['question_id']).' AND user='.api_get_user_id();
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
if ($row['count'] == 0) {
|
|
$count++;
|
|
break;
|
|
}
|
|
}
|
|
if ($count > 0) {
|
|
$link_add = true;
|
|
break;
|
|
}
|
|
}
|
|
echo '<table class="data_table">';
|
|
echo '<tr>';
|
|
echo ' <th>'.get_lang('SurveyName').'</th>';
|
|
echo ' <th>'.get_lang('Anonymous').'</th>';
|
|
echo '</tr>';
|
|
$sql = "SELECT * FROM $table_survey survey, $table_survey_invitation survey_invitation
|
|
WHERE
|
|
survey_invitation.user = '".Database::escape_string($user_id)."' AND
|
|
survey.code = survey_invitation.survey_code AND
|
|
survey.avail_from <= '".date('Y-m-d H:i:s')."' AND
|
|
survey.avail_till >= '".date('Y-m-d H:i:s')."' AND
|
|
survey.c_id = $course_id AND
|
|
survey_invitation.c_id = $course_id
|
|
";
|
|
$result = Database::query($sql);
|
|
$counter = 0;
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
// Get the user into survey answer table (user or anonymus)
|
|
$sql = "SELECT user FROM $table_survey_answer
|
|
WHERE c_id = $course_id AND survey_id = (SELECT survey_id from $table_survey WHERE code ='".Database::escape_string($row['code'])." AND c_id = $course_id')";
|
|
$result_answer = Database::query($sql);
|
|
$row_answer = Database::fetch_array($result_answer,'ASSOC');
|
|
echo '<tr>';
|
|
if ($row['answered'] == 0) {
|
|
echo '<td><a href="fillsurvey.php?course='.$_course['sysCode'].'&invitationcode='.$row['invitation_code'].'&cidReq='.$_course['sysCode'].'">'.$row['title'].'</a></td>';
|
|
} else {
|
|
echo '<td>'.$row['title'].'</td>';
|
|
}
|
|
echo '<td>';
|
|
echo ($row['anonymous'] == 1) ? get_lang('Yes') : get_lang('No');
|
|
echo '</td>';
|
|
echo '</tr>';
|
|
if ($row['anonymous'] == 1) {
|
|
$current_user_id = $_SESSION['surveyuser'];
|
|
} else {
|
|
$current_user_id = api_get_user_id();
|
|
}
|
|
$link_available = self::show_link_available(api_get_user_id(),$row['code'],$current_user_id);
|
|
//todo check this link
|
|
if ($link_add === true && $link_available === true) {
|
|
//echo '<tr><td><a href="fillsurvey.php?user_id='.api_get_user_id().'&course='.$_course['sysCode'].'&invitationcode='.$row['invitation_code'].'&cidReq='.$_course['sysCode'].'">'.get_lang('CompleteTheSurveysQuestions').'</a></td><td></td></tr>';
|
|
}
|
|
}
|
|
echo '</table>';
|
|
}
|
|
|
|
/**
|
|
* Creates a multi array with the user fields that we can show. We look the visibility with the api_get_setting function
|
|
* The username is always NOT able to change it.
|
|
* @author Julio Montoya Armas <gugli100@gmail.com>, Chamilo: Personality Test modification
|
|
* @return array[value_name][name]
|
|
* array[value_name][visibilty]
|
|
*/
|
|
function make_field_list() {
|
|
|
|
// LAST NAME and FIRST NAME
|
|
$field_list_array = array();
|
|
$field_list_array['lastname']['name'] = get_lang('Lastname');
|
|
$field_list_array['firstname']['name'] = get_lang('Firstname');
|
|
|
|
if (api_get_setting('profile', 'name') != 'true') {
|
|
$field_list_array['firstname']['visibility'] = 0;
|
|
$field_list_array['lastname']['visibility'] = 0;
|
|
} else {
|
|
$field_list_array['firstname']['visibility'] = 1;
|
|
$field_list_array['lastname']['visibility'] = 1;
|
|
}
|
|
|
|
$field_list_array['username']['name'] = get_lang('Username');
|
|
$field_list_array['username']['visibility'] = 0;
|
|
|
|
// OFFICIAL CODE
|
|
$field_list_array['official_code']['name'] = get_lang('OfficialCode');
|
|
|
|
if (api_get_setting('profile', 'officialcode') != 'true') {
|
|
$field_list_array['official_code']['visibility'] = 1;
|
|
} else {
|
|
$field_list_array['official_code']['visibility'] = 0;
|
|
}
|
|
|
|
// EMAIL
|
|
$field_list_array['email']['name'] = get_lang('Email');
|
|
if (api_get_setting('profile', 'email') != 'true') {
|
|
$field_list_array['email']['visibility'] = 1;
|
|
} else {
|
|
$field_list_array['email']['visibility'] = 0;
|
|
}
|
|
|
|
// OPENID URL
|
|
//$field_list_array[] = 'openid_authentication';
|
|
/*
|
|
if (is_profile_editable() && api_get_setting('openid_authentication') == 'true') {
|
|
$form->addElement('text', 'openid', get_lang('OpenIDURL'), array('size' => 40));
|
|
if (api_get_setting('profile', 'openid') != 'true') {
|
|
$form->freeze('openid');
|
|
}
|
|
$form->applyFilter('openid', 'trim');
|
|
//if (api_get_setting('registration', 'openid') == 'true')
|
|
// $form->addRule('openid', get_lang('ThisFieldIsRequired'), 'required');
|
|
}*/
|
|
|
|
// PHONE
|
|
$field_list_array['phone']['name'] = get_lang('Phone');
|
|
if (api_get_setting('profile', 'phone') != 'true') {
|
|
$field_list_array['phone']['visibility'] = 0;
|
|
} else {
|
|
$field_list_array['phone']['visibility'] = 1;
|
|
}
|
|
// LANGUAGE
|
|
$field_list_array['language']['name'] = get_lang('Language');
|
|
if (api_get_setting('profile', 'language') != 'true') {
|
|
$field_list_array['language']['visibility'] = 0;
|
|
} else {
|
|
$field_list_array['language']['visibility'] = 1;
|
|
}
|
|
|
|
// EXTRA FIELDS
|
|
$extra = UserManager::get_extra_fields(0, 50, 5, 'ASC');
|
|
$extra_data = UserManager::get_extra_user_data(api_get_user_id(), true);
|
|
foreach ($extra as $id => $field_details) {
|
|
if ($field_details[6] == 0) {
|
|
continue;
|
|
}
|
|
switch ($field_details[2]) {
|
|
|
|
case USER_FIELD_TYPE_TEXT:
|
|
$field_list_array['extra_'.$field_details[1]]['name'] = $field_details[3];
|
|
if ($field_details[7] == 0) {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 0;
|
|
} else {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 1;
|
|
}
|
|
break;
|
|
|
|
case USER_FIELD_TYPE_TEXTAREA:
|
|
$field_list_array['extra_'.$field_details[1]]['name'] = $field_details[3];
|
|
if ($field_details[7] == 0) {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 0;
|
|
} else {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 1;
|
|
}
|
|
break;
|
|
|
|
case USER_FIELD_TYPE_RADIO:
|
|
|
|
$field_list_array['extra_'.$field_details[1]]['name'] = $field_details[3];
|
|
if ($field_details[7] == 0) {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 0;
|
|
} else {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 1;
|
|
}
|
|
break;
|
|
|
|
case USER_FIELD_TYPE_SELECT:
|
|
$field_list_array['extra_'.$field_details[1]]['name'] = $field_details[3];
|
|
if ($field_details[7] == 0) {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 0;
|
|
} else {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 1;
|
|
}
|
|
break;
|
|
|
|
case USER_FIELD_TYPE_SELECT_MULTIPLE:
|
|
$field_list_array['extra_'.$field_details[1]]['name'] = $field_details[3];
|
|
if ($field_details[7] == 0) {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 0;
|
|
} else {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 1;
|
|
}
|
|
break;
|
|
|
|
case USER_FIELD_TYPE_DATE:
|
|
$field_list_array['extra_'.$field_details[1]]['name'] = $field_details[3];
|
|
if ($field_details[7] == 0) {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 0;
|
|
} else {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 1;
|
|
}
|
|
break;
|
|
|
|
case USER_FIELD_TYPE_DATETIME:
|
|
$field_list_array['extra_'.$field_details[1]]['name'] = $field_details[3];
|
|
if ($field_details[7] == 0) {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 0;
|
|
} else {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 1;
|
|
}
|
|
break;
|
|
|
|
case USER_FIELD_TYPE_DOUBLE_SELECT:
|
|
$field_list_array['extra_'.$field_details[1]]['name'] = $field_details[3];
|
|
if ($field_details[7] == 0) {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility'] = 0;
|
|
} else {
|
|
$field_list_array['extra_'.$field_details[1]]['visibility']=1;
|
|
}
|
|
/*
|
|
foreach ($field_details[8] as $key => $element) {
|
|
if ($element[2][0] == '*') {
|
|
$values['*'][$element[0]] = str_replace('*','',$element[2]);
|
|
} else {
|
|
$values[0][$element[0]] = $element[2];
|
|
}
|
|
}
|
|
|
|
$group = '';
|
|
$group[] =& HTML_QuickForm::createElement('select', 'extra_'.$field_details[1], '', $values[0], '');
|
|
$group[] =& HTML_QuickForm::createElement('select', 'extra_'.$field_details[1].'*', '', $values['*'], '');
|
|
$form->addGroup($group, 'extra_'.$field_details[1], $field_details[3], ' ');
|
|
if ($field_details[7] == 0) $form->freeze('extra_'.$field_details[1]);
|
|
|
|
// Recoding the selected values for double : if the user has selected certain values, we have to assign them to the correct select form
|
|
if (key_exists('extra_'.$field_details[1], $extra_data)) {
|
|
// Exploding all the selected values (of both select forms)
|
|
$selected_values = explode(';',$extra_data['extra_'.$field_details[1]]);
|
|
$extra_data['extra_'.$field_details[1]] = array();
|
|
|
|
// Looping through the selected values and assigning the selected values to either the first or second select form
|
|
foreach ($selected_values as $key => $selected_value) {
|
|
if (key_exists($selected_value, $values[0])) {
|
|
$extra_data['extra_'.$field_details[1]]['extra_'.$field_details[1]] = $selected_value;
|
|
} else {
|
|
$extra_data['extra_'.$field_details[1]]['extra_'.$field_details[1].'*'] = $selected_value;
|
|
}
|
|
}
|
|
}*/
|
|
break;
|
|
case USER_FIELD_TYPE_DIVIDER:
|
|
//$form->addElement('static',$field_details[1], '<br /><strong>'.$field_details[3].'</strong>');
|
|
break;
|
|
}
|
|
}
|
|
return $field_list_array;
|
|
}
|
|
|
|
/**
|
|
* @author Isaac Flores Paz <florespaz@bidsoftperu.com>
|
|
* @param int $user_id - User ID
|
|
* @param int $user_id_answer - User in survey answer table (user id or anonymus)
|
|
* @return boolean
|
|
*/
|
|
function show_link_available($user_id, $survey_code, $user_answer) {
|
|
$table_survey = Database :: get_course_table(TABLE_SURVEY);
|
|
$table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION);
|
|
$table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER);
|
|
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
|
|
|
|
$survey_code = Database::escape_string($survey_code);
|
|
$user_id = Database::escape_string($user_id);
|
|
$user_answer = Database::escape_string($user_answer);
|
|
|
|
$course_id = api_get_course_int_id();
|
|
|
|
|
|
$sql = 'SELECT COUNT(*) as count FROM '.$table_survey_invitation.'
|
|
WHERE user='.$user_id.' AND survey_code="'.$survey_code.'" AND answered="1" AND c_id = '.$course_id.' ';
|
|
|
|
$sql2 = 'SELECT COUNT(*) as count FROM '.$table_survey.' s INNER JOIN '.$table_survey_question.' q ON s.survey_id=q.survey_id
|
|
WHERE s.code="'.$survey_code.'" AND q.type NOT IN("pagebreak","comment") AND s.c_id = '.$course_id.' AND q.c_id = '.$course_id.' ';
|
|
|
|
$sql3 = 'SELECT COUNT(DISTINCT question_id) as count FROM '.$table_survey_answer.'
|
|
WHERE survey_id=(SELECT survey_id FROM '.$table_survey.'
|
|
WHERE code="'.$survey_code.'" AND c_id = '.$course_id.' ) AND user="'.$user_answer.'" AND c_id = '.$course_id.' ';
|
|
|
|
$result = Database::query($sql);
|
|
$result2 = Database::query($sql2);
|
|
$result3 = Database::query($sql3);
|
|
|
|
$row = Database::fetch_array($result, 'ASSOC');
|
|
$row2 = Database::fetch_array($result2, 'ASSOC');
|
|
$row3 = Database::fetch_array($result3, 'ASSOC');
|
|
|
|
if ($row['count'] == 1 && $row3['count'] != $row2['count']) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
|