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338 lines
15 KiB
338 lines
15 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 unknown, the initial survey that did not make it in 1.8 because of bad code
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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: create_new_survey.php 22297 2009-07-22 22:08:30Z cfasanando $
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*
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* @todo only the available platform languages should be used => need an api get_languages and and api_get_available_languages (or a parameter)
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*/
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// Language file that needs to be included
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$language_file = 'survey';
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// Including the global initialization file
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require_once '../inc/global.inc.php';
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$this_section = SECTION_COURSES;
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// Including additional libraries
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/** @todo check if these are all needed */
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/** @todo check if the starting / is needed. api_get_path probably ends with an / */
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//require_once api_get_path(LIBRARY_PATH).'survey.lib.php';
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require_once 'survey.lib.php';
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require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php';
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require_once api_get_path(CONFIGURATION_PATH).'add_course.conf.php';
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require_once api_get_path(LIBRARY_PATH).'add_course.lib.inc.php';
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require_once api_get_path(LIBRARY_PATH).'course.lib.php';
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require_once api_get_path(LIBRARY_PATH).'groupmanager.lib.php';
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require_once api_get_path(LIBRARY_PATH).'usermanager.lib.php';
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require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
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require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/gradebook_functions.inc.php';
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$htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.js" type="text/javascript" language="javascript"></script>'; //jQuery
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$htmlHeadXtra[] = '<script type="text/javascript" language="javascript">
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function advanced_parameters() {
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if(document.getElementById(\'options\').style.display == \'none\') {
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document.getElementById(\'options\').style.display = \'block\';
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document.getElementById(\'plus_minus\').innerHTML=\' '.Display::return_icon('div_hide.gif', get_lang('Hide'), array('style' => 'vertical-align:middle')).' '.get_lang('AdvancedParameters').'\';
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} else {
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document.getElementById(\'options\').style.display = \'none\';
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document.getElementById(\'plus_minus\').innerHTML=\' '.Display::return_icon('div_show.gif', get_lang('Show'), array('style' => 'vertical-align:middle')).' '.get_lang('AdvancedParameters').'\';
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}
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}
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function setFocus(){
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$("#surveycode_title").focus();
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}
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$(document).ready(function () {
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setFocus();
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});
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</script>';
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// Database table definitions
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$table_survey = Database :: get_course_table(TABLE_SURVEY);
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$table_user = Database :: get_main_table(TABLE_MAIN_USER);
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$table_course = Database :: get_main_table(TABLE_MAIN_COURSE);
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$table_course_survey_rel = Database :: get_main_table(TABLE_MAIN_COURSE_SURVEY);
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$table_gradebook_link = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINK);
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/** @todo this has to be moved to a more appropriate place (after the display_header of the code)*/
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// If user is not teacher or if he's a coach trying to access an element out of his session
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if (!api_is_allowed_to_edit()) {
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if (!api_is_course_coach() || (!empty($_GET['survey_id']) && !api_is_element_in_the_session(TOOL_SURVEY, intval($_GET['survey_id'])))) {
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Display :: display_header();
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Display :: display_error_message(get_lang('NotAllowed'), false);
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Display :: display_footer();
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exit;
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}
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}
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// Getting the survey information
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$survey_id = Security::remove_XSS($_GET['survey_id']);
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$survey_data = survey_manager::get_survey($survey_id);
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// Additional information
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$course_id = api_get_course_id();
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$session_id = api_get_session_id();
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$gradebook_link_type = 8; // LINK_SURVEY
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$urlname = strip_tags(api_substr(api_html_entity_decode($survey_data['title'], ENT_QUOTES), 0, 40));
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if (api_strlen(strip_tags($survey_data['title'])) > 40) {
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$urlname .= '...';
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}
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// Breadcrumbs
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if ($_GET['action'] == 'add') {
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$interbreadcrumb[] = array('url' => 'survey_list.php', 'name' => get_lang('SurveyList'));
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$tool_name = get_lang('CreateNewSurvey');
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}
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if ($_GET['action'] == 'edit' && is_numeric($survey_id))
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{
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$interbreadcrumb[] = array('url' => 'survey_list.php', 'name' => get_lang('SurveyList'));
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$interbreadcrumb[] = array('url' => 'survey.php?survey_id='.$survey_id, 'name' => strip_tags($urlname));
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$tool_name = get_lang('EditSurvey');
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}
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// Getting the default values
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if ($_GET['action'] == 'edit' && isset($survey_id) && is_numeric($survey_id)) {
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$defaults = $survey_data;
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$defaults['survey_id'] = $survey_id;
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$defaults['anonymous'] = $survey_data['anonymous'];
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$gradebook_link_id = is_resource_in_course_gradebook($course_id, $gradebook_link_type, $survey_id, $session_id);
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if ($gradebook_link_id) {
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if ($sql_result_array = Database::fetch_array(Database::query('SELECT weight FROM '.$table_gradebook_link.' WHERE id='.$gradebook_link_id))) {
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$defaults['survey_qualify_gradebook'] = $gradebook_link_id;
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$defaults['survey_weight'] = number_format($sql_result_array['weight'], 2, '.', '');
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}
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}
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} else {
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$defaults['survey_language'] = $_course['language'];
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$defaults['start_date'] = date('d-F-Y H:i');
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$startdateandxdays = time() + 864000; // today + 10 days
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$defaults['end_date'] = date('d-F-Y H:i', $startdateandxdays);
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//$defaults['survey_share']['survey_share'] = 0;
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//$form_share_value = 1;
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$defaults['anonymous'] = 0;
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}
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// Initialize the object
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$form = new FormValidator('survey', 'post', api_get_self().'?action='.Security::remove_XSS($_GET['action']).'&survey_id='.$survey_id);
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$form->addElement('header', '', $tool_name);
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// Settting the form elements
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if ($_GET['action'] == 'edit' && isset($survey_id) && is_numeric($survey_id)) {
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$form->addElement('hidden', 'survey_id');
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}
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$survey_code = $form->addElement('text', 'survey_code', get_lang('SurveyCode'), array('size' => '20', 'maxlength' => '20', 'id' => 'surveycode_title'));
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//$form->applyFilter('survey_code', 'html_filter');
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if ($_GET['action'] == 'edit') {
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$survey_code->freeze();
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$form->applyFilter('survey_code', 'api_strtoupper');
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}
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$form->addElement('html_editor', 'survey_title', get_lang('SurveyTitle'), null, array('ToolbarSet' => 'Survey', 'Width' => '100%', 'Height' => '200'));
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$form->addElement('html_editor', 'survey_subtitle', get_lang('SurveySubTitle'), null, array('ToolbarSet' => 'Survey', 'Width' => '100%', 'Height' => '100', 'ToolbarStartExpanded' => false));
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/*
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//Language selection has been disabled. If you want to re-enable, please
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//disable the following line (hidden language field).
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$lang_array = api_get_languages();
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foreach ($lang_array['name'] as $key => $value) {
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$languages[$lang_array['folder'][$key]] = $value;
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}
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$form->addElement('select', 'survey_language', get_lang('Language'), $languages);
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*/
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// Pass the language of the survey in the form
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$form->addElement('hidden', 'survey_language');
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$form->addElement('datepickerdate', 'start_date', get_lang('StartDate'), array('form_name'=>'survey'));
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$form->addElement('datepickerdate', 'end_date', get_lang('EndDate'), array('form_name'=>'survey'));
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//$group = '';
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//$group[] =& HTML_QuickForm::createElement('radio', 'survey_share', null, get_lang('Yes'), $form_share_value);
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/** TODO Maybe it is better to change this into false instead see line 95 in survey.lib.php */
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//$group[] =& HTML_QuickForm::createElement('radio', 'survey_share', null, get_lang('No'), 0);
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//$form->addGroup($group, 'survey_share', get_lang('ShareSurvey'), ' ');
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$form->addElement('checkbox', 'anonymous', get_lang('Anonymous'));
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$form->addElement('html_editor', 'survey_introduction', get_lang('SurveyIntroduction'), null, array('ToolbarSet' => 'Survey', 'Width' => '100%', 'Height' => '130', 'ToolbarStartExpanded' => false));
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$form->addElement('html_editor', 'survey_thanks', get_lang('SurveyThanks'), null, array('ToolbarSet' => 'Survey', 'Width' => '100%', 'Height' => '130', 'ToolbarStartExpanded' => false));
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// Aditional Parameters
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$form->addElement('html', '
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<div class="row">
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<div class="label">
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<a href="javascript: void(0);" onclick="javascript: advanced_parameters();" ><span id="plus_minus"> '.Display::return_icon('div_show.gif',null,array('style'=>'vertical-align:middle')).' '.get_lang('AdvancedParameters').'</span></a>
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</div>
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<div class="formw">
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</div>
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</div>');
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$form -> addElement('html', '<div id="options" style="display: none;">');
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// An option: Qualify the fact that survey has been answered in the gradebook
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$form->addElement('checkbox', 'survey_qualify_gradebook', '', get_lang('QualifyInGradebook'), 'onclick="javascript: if (this.checked) { document.getElementById(\'gradebook_options\').style.display = \'block\'; } else { document.getElementById(\'gradebook_options\').style.display = \'none\'; }"');
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$form->addElement('html', '<div id="gradebook_options"'.($gradebook_link_id ? '' : ' style="display:none"').'>');
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$form->addElement('text', 'survey_weight', get_lang('QualifyWeight'), 'value="0.00" style="width: 40px;" onfocus="javascript: this.select();"');
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$form->applyFilter('survey_weight', 'html_filter');
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$form->addElement('html', '</div>');
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// Personality/Conditional Test Options
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$surveytypes[0] = get_lang('Normal');
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$surveytypes[1] = get_lang('Conditional');
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if ($_GET['action'] == 'add') {
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$form->addElement('hidden', 'survey_type', 0);
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require_once api_get_path(LIBRARY_PATH).'surveymanager.lib.php';
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$survey_tree = new SurveyTree();
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$list_surveys = $survey_tree->createList($survey_tree->surveylist);
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$list_surveys[0] = '';
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$form->addElement('select', 'parent_id', get_lang('ParentSurvey'), $list_surveys);
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$defaults['parent_id'] = 0;
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}
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if ($survey_data['survey_type'] == 1 || $_GET['action'] == 'add') {
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$form->addElement('checkbox', 'one_question_per_page', get_lang('OneQuestionPerPage'));
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$form->addElement('checkbox', 'shuffle', get_lang('ActivateShuffle'));
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}
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if ((isset($_GET['action']) && $_GET['action'] == 'edit') && !empty($survey_id)) {
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if ($survey_data['anonymous'] == 0) {
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$form->addElement('checkbox', 'show_form_profile', get_lang('ShowFormProfile'), '', 'onclick="javascript: if(this.checked){document.getElementById(\'options_field\').style.display = \'block\';}else{document.getElementById(\'options_field\').style.display = \'none\';}"');
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if ($survey_data['show_form_profile'] == 1) {
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$form -> addElement('html', '<div id="options_field" style="display:block">');
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} else {
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$form -> addElement('html', '<div id="options_field" style="display:none">');
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}
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$field_list = SurveyUtil::make_field_list();
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if (is_array($field_list)) {
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// TODO hide and show the list in a fancy DIV
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foreach ($field_list as $key => & $field) {
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if ($field['visibility'] == 1) {
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$form->addElement('checkbox', 'profile_'.$key, ' ',' '.$field['name'] );
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$input_name_list.= 'profile_'.$key.',';
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}
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}
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// Necesary to know the fields
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$form->addElement('hidden', 'input_name_list', $input_name_list );
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// Set defaults form fields
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if ($survey_data['form_fields']) {
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$form_fields = explode('@', $survey_data['form_fields']);
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foreach ($form_fields as & $field) {
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$field_value = explode(':', $field);
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if ($field_value[0] != '' && $field_value[1] != '') {
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$defaults[$field_value[0]] = $field_value[1];
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}
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}
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}
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}
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$form->addElement('html', '</div>');
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}
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}
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$form -> addElement('html', '</div><br />');
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if (isset($_GET['survey_id']) && $_GET['action'] == 'edit') {
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$class = 'save';
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$text = get_lang('ModifySurvey');
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} else {
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$class = 'add';
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$text = get_lang('CreateSurvey');
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}
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$form->addElement('style_submit_button', 'submit_survey', $text, 'class="'.$class.'"');
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// Setting the rules
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if ($_GET['action'] == 'add') {
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$form->addRule('survey_code', '<div class="required">'.get_lang('ThisFieldIsRequired'), 'required');
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$form->addRule('survey_code', '', 'maxlength', 20);
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}
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$form->addRule('survey_title', '<div class="required">'.get_lang('ThisFieldIsRequired'), 'required');
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$form->addRule('start_date', get_lang('InvalidDate'), 'date');
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$form->addRule('end_date', get_lang('InvalidDate'), 'date');
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$form->addRule(array('start_date', 'end_date'), get_lang('StartDateShouldBeBeforeEndDate'), 'date_compare', 'lte');
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// Setting the default values
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$form->setDefaults($defaults);
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// The validation or display
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if ($form->validate()) {
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// Exporting the values
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$values = $form->exportValues();
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// Storing the survey
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$return = survey_manager::store_survey($values);
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/*// Deleting the shared survey if the survey is getting unshared (this only happens when editing)
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if (is_numeric($survey_data['survey_share']) && $values['survey_share']['survey_share'] == 0 && $values['survey_id'] != '') {
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survey_manager::delete_survey($survey_data['survey_share'], true);
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}
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// Storing the already existing questions and options of a survey that gets shared (this only happens when editing)
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if ($survey_data['survey_share'] == 0 && $values['survey_share']['survey_share'] !== 0 && $values['survey_id'] != '') {
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survey_manager::get_complete_survey_structure($return['id']);
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}
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*/
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if ($return['type'] == 'error') {
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// Displaying the header
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Display::display_header($tool_name);
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// Display the error
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Display::display_error_message(get_lang($return['message']), false);
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// Display the form
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$form->display();
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} else {
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$gradebook_option = $values['survey_qualify_gradebook'] > 0;
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if ($gradebook_option) {
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$survey_id = intval($return['id']);
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if ($survey_id > 0) {
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$title_gradebook = ''; // Not needed here.
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$description_gradebook = ''; // Not needed here.
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$survey_weight = floatval($_POST['survey_weight']);
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$max_score = 1;
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$date = time(); // TODO: Maybe time zones implementation is needed here.
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$visible = 1; // 1 = visible
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$gradebook_link_id = is_resource_in_course_gradebook($course_id, $gradebook_link_type, $survey_id, $session_id);
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if (!$gradebook_link_id) {
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add_resource_to_course_gradebook($course_id, $gradebook_link_type, $survey_id, $title_gradebook, $survey_weight, $max_score, $description_gradebook, time(), 1, $session_id);
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} else {
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Database::query('UPDATE '.$table_gradebook_link.' SET weight='.$survey_weight.' WHERE id='.$gradebook_link_id);
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}
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}
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}
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}
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if ($config['survey']['debug']) {
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// Displaying a feedback message
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Display::display_confirmation_message($return['message'], false);
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} else {
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// Redirecting to the survey page (whilst showing the return message)
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@header('location:survey.php?survey_id='.$return['id'].'&message='.$return['message']);
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}
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} else {
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// Displaying the header
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Display::display_header($tool_name);
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// Displaying the tool title
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//api_display_tool_title($tool_name);
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// Display the form
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$form->display();
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}
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// Footer
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Display :: display_footer();
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