<?php // $Id: survey.php 16739 2008-11-13 15:36:40Z pcool $
/*
==============================================================================
Dokeos - elearning and course management software
Copyright (c) 2004-2008 Dokeos SPRL
Copyright (c) 2003 Ghent University (UGent)
For a full list of contributors, see "credits.txt".
The full license can be read in "license.txt".
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
See the GNU General Public License for more details.
Contact: Dokeos, rue Notre Dame, 152, B-1140 Evere, Belgium, info@dokeos.com
==============================================================================
*/
/**
* @package dokeos.survey
* @author unknown
* @author Patrick Cool < patrick.cool @ UGent . be > , Ghent University: cleanup, refactoring and rewriting large parts of the code
* @version $Id: survey.php 16739 2008-11-13 15:36:40Z pcool $
*
* @todo use quickforms for the forms
*/
// name of the language file that needs to be included
$language_file = 'survey';
// including the global dokeos file
require ('../inc/global.inc.php');
// including additional libraries
//require_once (api_get_path(LIBRARY_PATH)."/survey.lib.php");
require_once('survey.lib.php');
require_once (api_get_path(LIBRARY_PATH)."/course.lib.php");
/** @todo this has to be moved to a more appropriate place (after the display_header of the code)*/
// coach can't view this page
$extend_rights_for_coachs = api_get_setting('extend_rights_for_coach_on_survey');
if (!api_is_allowed_to_edit(false,true) || (api_is_course_coach() & & $extend_rights_for_coachs=='false'))
{
Display :: display_header(get_lang('Survey'));
Display :: display_error_message(get_lang('NotAllowed'), false);
Display :: display_footer();
exit;
}
// Database table definitions
$table_survey = Database :: get_course_table(TABLE_SURVEY);
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
$table_survey_question_group = Database :: get_course_table(TABLE_SURVEY_QUESTION_GROUP);
$table_course = Database :: get_main_table(TABLE_MAIN_COURSE);
$table_user = Database :: get_main_table(TABLE_MAIN_USER);
$user_info = Database :: get_main_table(TABLE_MAIN_SURVEY_REMINDER);
// breadcrumbs
$interbreadcrumb[] = array ("url" => "survey_list.php", "name" => get_lang('SurveyList'));
// getting the survey information
$survey_data = survey_manager::get_survey($_GET['survey_id']);
$tool_name = substr(html_entity_decode($survey_data['title'],ENT_QUOTES,$charset), 0, 40);
$is_survey_type_1 = ($survey_data['survey_type']==1)?true:false;
if (strlen(strip_tags($survey_data['title'])) > 40)
{
$tool_name .= '...';
}
if($is_survey_type_1 & & ($_GET['action']=='addgroup')||($_GET['action']=='deletegroup'))
{
$_POST['name'] = trim($_POST['name']);
if(($_GET['action']=='addgroup'))
{
if(!empty($_POST['group_id']))
{
api_sql_query('UPDATE '.$table_survey_question_group.' SET description = \''.Database::escape_string($_POST['description']).'\' WHERE id = \''.Database::escape_string($_POST['group_id']).'\'');
$sendmsg = 'GroupUpdatedSuccessfully';
}
elseif(!empty($_POST['name']))
{
api_sql_query('INSERT INTO '.$table_survey_question_group.' (name,description,survey_id) values (\''.Database::escape_string($_POST['name']).'\',\''.Database::escape_string($_POST['description']).'\',\''.Database::escape_string($_GET['survey_id']).'\') ');
$sendmsg = 'GroupCreatedSuccessfully';
} else {
$sendmsg = 'GroupNeedName';
}
}
if($_GET['action']=='deletegroup'){
api_sql_query('DELETE FROM '.$table_survey_question_group.' WHERE id = '.Database::escape_string($_GET['gid']).' and survey_id = '.Database::escape_string($_GET['survey_id']));
$sendmsg = 'GroupDeletedSuccessfully';
}
header('Location:survey.php?survey_id='.(int)$_GET['survey_id'].'&sendmsg='.$sendmsg);
exit;
}
// Displaying the header
Display::display_header($tool_name,'Survey');
// Action handling
if (isset($_GET['action']))
{
if (($_GET['action'] == 'moveup' OR $_GET['action'] == 'movedown') AND isset($_GET['question_id']))
{
survey_manager::move_survey_question($_GET['action'], $_GET['question_id'], $_GET['survey_id']);
Display::display_confirmation_message('SurveyQuestionMoved', false);
}
if ($_GET['action'] == 'delete' AND is_numeric($_GET['question_id']))
{
survey_manager::delete_survey_question($_GET['survey_id'], $_GET['question_id'], $survey_data['is_shared']);
}
}
if (isset($_GET['message']))
{
// we have created the survey or updated the survey
if (in_array($_GET['message'], array('SurveyUpdatedSuccesfully','SurveyCreatedSuccesfully')))
{
Display::display_confirmation_message(get_lang($_GET['message']).'< br / > '.get_lang('YouCanNowAddQuestionToYourSurvey'), false);
}
// we have added a question
if (in_array($_GET['message'], array('QuestionAdded','QuestionUpdated')))
{
Display::display_confirmation_message(get_lang($_GET['message']), false);
}
if (in_array($_GET['message'], array('YouNeedToCreateGroups')))
{
Display::display_warning_message(get_lang($_GET['message']), false);
}
}
if(!empty($survey_data['survey_version'])) echo '< b > '.get_lang('Version').': '.$survey_data['survey_version'].'< / b > ';
// We exit here is the first or last question is a pagebreak (which causes errors)
SurveyUtil::check_first_last_question($_GET['survey_id']);
// Action links
$survey_actions = get_lang('Survey').': ';
$survey_actions .= '< a href = "create_new_survey.php?'.api_get_cidreq().'&action=edit&survey_id='.$_GET['survey_id'].'" > '.Display::return_icon('edit.gif', get_lang('Edit')).' '.get_lang('EditSurvey').'< / a > ';
$survey_actions .= '< a href = "survey_list.php?'.api_get_cidreq().'&action=delete&survey_id='.$_GET['survey_id'].'" onclick = "javascript:if(!confirm(\''.addslashes(htmlentities(get_lang(" DeleteSurvey " ) . ' ? ' , ENT_QUOTES , $ charset ) ) . ' \ ' ) ) return false ; " > '.Display::return_icon('delete.gif', get_lang('Delete')).' '.get_lang('DeleteSurvey').'< / a > ';
//$survey_actions .= '< a href = "create_survey_in_another_language.php?id_survey='.$_GET['survey_id'].'" > '.Display::return_icon('copy.gif', get_lang('Copy')).'< / a > ';
$survey_actions .= '< a href = "preview.php?'.api_get_cidreq().'&survey_id='.$_GET['survey_id'].'" > '.Display::return_icon('preview.gif', get_lang('Preview')).' '.get_lang('Preview').'< / a > ';
$survey_actions .= '< a href = "survey_invite.php?'.api_get_cidreq().'&survey_id='.$_GET['survey_id'].'" > '.Display::return_icon('survey_publish.gif', get_lang('Publish')).' '.get_lang('Publish').'< / a > ';
$survey_actions .= '< a href = "reporting.php?'.api_get_cidreq().'&survey_id='.$_GET['survey_id'].'" > '.Display::return_icon('statistics.gif', get_lang('Reporting')).' '.get_lang('Reporting').'< / a > ';
echo '< div class = "actions" > '.$survey_actions.'< / div > ';
//print_r($survey_data);
if ($survey_data['survey_type']==0)
{
echo '< div class = "actionsbig" > ';
echo '< a href = "question.php?'.api_get_cidreq().'&action=add&type=yesno&survey_id='.$_GET['survey_id'].'" > < img src = "../img/yesno.gif" / > '.get_lang('YesNo').'< / a > ';
echo '< a href = "question.php?'.api_get_cidreq().'&action=add&type=multiplechoice&survey_id='.$_GET['survey_id'].'" > < img src = "../img/mcua.gif" / > '.get_lang('MultipleChoice').'< / a > ';
echo '< a href = "question.php?'.api_get_cidreq().'&action=add&type=multipleresponse&survey_id='.$_GET['survey_id'].'" > < img src = "../img/mcma.gif" / > '.get_lang('MultipleResponse').'< / a > ';
echo '< a href = "question.php?'.api_get_cidreq().'&action=add&type=open&survey_id='.$_GET['survey_id'].'" > < img src = "../img/open_answer.gif" / > '.get_lang('Open').'< / a > ';
echo '< a href = "question.php?'.api_get_cidreq().'&action=add&type=dropdown&survey_id='.$_GET['survey_id'].'" > < img src = "../img/dropdown.gif" / > '.get_lang('Dropdown').'< / a > ';
echo '< a href = "question.php?'.api_get_cidreq().'&action=add&type=percentage&survey_id='.$_GET['survey_id'].'" > < img src = "../img/percentagequestion.gif" / > '.get_lang('Percentage').'< / a > ';
echo '< a href = "question.php?'.api_get_cidreq().'&action=add&type=score&survey_id='.$_GET['survey_id'].'" > < img src = "../img/scorequestion.gif" / > '.get_lang('Score').'< / a > ';
echo '< a href = "question.php?'.api_get_cidreq().'&action=add&type=comment&survey_id='.$_GET['survey_id'].'" > < img src = "../img/commentquestion.gif" / > '.get_lang('Comment').'< / a > ';
echo '< a href = "question.php?'.api_get_cidreq().'&action=add&type=pagebreak&survey_id='.$_GET['survey_id'].'" > < img src = "../img/page_end.gif" / > '.get_lang('Pagebreak').'< / a > ';
echo '< / div > ';
}
else
{
echo '< div > ';
//echo '< a href = "group.php?'.api_get_cidreq().'&action=add&survey_id='.$_GET['survey_id'].'" > < img src = "../img/yesno.gif" / > < br / > '.get_lang('Add groups').'< / a > < / div > ';
echo '< a href = "question.php?'.api_get_cidreq().'&action=add&type=personality&survey_id='.$_GET['survey_id'].'" > < img src = "../img/yesno.gif" / > '.get_lang('PersonalityQuestion').'< / a > < / div > ';
echo '< / div > ';
}
// Displaying the table header with all the questions
echo '< table class = "data_table" > ';
echo ' < tr class = "row_odd" > ';
echo ' < th width = "15" > '.get_lang('QuestionNumber').'< / th > ';
echo ' < th > '.get_lang('Title').'< / th > ';
echo ' < th > '.get_lang('Type').'< / th > ';
echo ' < th > '.get_lang('NumberOfOptions').'< / th > ';
echo ' < th width = "100" > '.get_lang('Modify').'< / th > ';
if($is_survey_type_1)
{
echo '< th width = "100" > '.get_lang('Condition').'< / th > ';
echo '< th width = "40" > '.get_lang('Group').'< / th > ';
}
echo ' < / tr > ';
// Displaying the table contents with all the questions
$question_counter = 1;
$sql = "SELECT * FROM $table_survey_question_group WHERE survey_id = '".(int)$_GET['survey_id']."' ORDER BY id";
$result = api_sql_query($sql, __FILE__, __LINE__);
$groups = array();
while($row = Database::fetch_array($result))
{
$groups[$row['id']] = $row['name'];
}
$sql = "SELECT survey_question.*, count(survey_question_option.question_option_id) as number_of_options
FROM $table_survey_question survey_question
LEFT JOIN $table_survey_question_option survey_question_option
ON survey_question.question_id = survey_question_option.question_id
WHERE survey_question.survey_id = '".Database::escape_string($_GET['survey_id'])."'
GROUP BY survey_question.question_id
ORDER BY survey_question.sort ASC";
$result = api_sql_query($sql, __FILE__, __LINE__);
$question_counter_max = Database::num_rows($result);
while ($row = Database::fetch_array($result,'ASSOC'))
{
echo '< tr > ';
echo ' < td > '.$question_counter.'< / td > ';
echo ' < td > ';
if (strlen($row['survey_question']) > 100)
{
echo substr(strip_tags($row['survey_question']),0, 100).' ... ';
}
else
{
echo $row['survey_question'];
}
echo '< / td > ';
echo ' < td > '.get_lang(ucfirst($row['type'])).'< / td > ';
echo ' < td > '.$row['number_of_options'].'< / td > ';
echo ' < td > ';
echo ' < a href = "question.php?'.api_get_cidreq().'&action=edit&type='.$row['type'].'&survey_id='.$_GET['survey_id'].'&question_id='.$row['question_id'].'" > '.Display::return_icon('edit.gif', get_lang('Edit')).'< / a > ';
echo ' < a href = "survey.php?'.api_get_cidreq().'&action=delete&survey_id='.$_GET['survey_id'].'&question_id='.$row['question_id'].'" onclick = "javascript:if(!confirm(\''.addslashes(htmlentities(get_lang(" DeleteSurveyQuestion " ) . ' ? ' , ENT_QUOTES , $ charset ) ) . ' \ ' ) ) return false ; " > '.Display::return_icon('delete.gif', get_lang('Delete')).'< / a > ';
if ($question_counter > 1)
{
echo ' < a href = "survey.php?'.api_get_cidreq().'&action=moveup&survey_id='.$_GET['survey_id'].'&question_id='.$row['question_id'].'" > '.Display::return_icon('up.gif', get_lang('MoveUp')).'< / a > ';
} else {
echo ' < img src = "../img/up_na.gif" > ';
}
if ($question_counter < $question_counter_max)
{
echo ' < a href = "survey.php?'.api_get_cidreq().'&action=movedown&survey_id='.$_GET['survey_id'].'&question_id='.$row['question_id'].'" > '.Display::return_icon('down.gif', get_lang('MoveDown')).'< / a > ';
} else {
echo ' < img src = "../img/down_na.gif" > ';
}
echo ' < / td > ';
$question_counter++;
if($is_survey_type_1)
{
echo '< td > '.(($row['survey_group_pri']==0)?get_lang('Secondary'):get_lang('Primary')).'< / td > ';
echo '< td > '.(($row['survey_group_pri']==0)?$groups[$row['survey_group_sec1']].'-'.$groups[$row['survey_group_sec2']]:$groups[$row['survey_group_pri']]).'< / td > ';
}
echo '< / tr > ';
}
echo '< / table > ';
if($is_survey_type_1)
{
echo '< br / > < br / > < b > '.get_lang('ManageGroups').'< / b > < br / > < br / > ';
if (in_array($_GET['sendmsg'], array('GroupUpdatedSuccessfully','GroupDeletedSuccessfully','GroupCreatedSuccessfully'))){
echo Display::display_confirmation_message(get_lang($_GET['sendmsg']), false);
}
if (in_array($_GET['sendmsg'], array('GroupNeedName'))){
echo Display::display_warning_message(get_lang($_GET['sendmsg']), false);
}
echo '< table border = "0" > < tr > < td width = "100" > '.get_lang('Name').'< / td > < td > '.get_lang('Description').'< / td > < / tr > < / table > ';
echo '< form action = "survey.php?action=addgroup&survey_id='.(int)$_GET['survey_id'].'" method = "post" > ';
if($_GET['action']=='editgroup')
{
$sql = 'SELECT name,description FROM '.$table_survey_question_group.' WHERE id = '.(int)$_GET['gid'].' AND survey_id = '.Database::escape_string($_GET['survey_id']).' limit 1';
$rs = api_sql_query($sql,__FILE__,__LINE__);
$editedrow = Database::fetch_array($rs,'ASSOC');
echo '< input type = "text" maxlength = "20" name = "name" value = "'.$editedrow['name'].'" size = "10" disabled > ';
echo '< input type = "text" maxlength = "150" name = "description" value = "'.$editedrow['description'].'" size = "40" > ';
echo '< input type = "hidden" name = "group_id" value = "'.(int)$_GET['gid'].'" > ';
echo '< input type = "submit" value = "'.get_lang('Save').'" ' . ' < input type = "button" value = "'.get_lang('Cancel').'" onclick = "window.location.href = \'survey.php?survey_id='.(int)$_GET['survey_id'].'\';" / > ';
}
else
{
echo '< input type = "text" maxlength = "20" name = "name" value = "" size = "10" > ';
echo '< input type = "text" maxlength = "250" name = "description" value = "" size = "80" > ';
echo '< input type = "submit" value = "'.get_lang('Create').'" ' ;
}
echo '< / form > < br / > ';
echo '< table class = "data_table" > ';
echo ' < tr class = "row_odd" > ';
echo ' < th width = "200" > '.get_lang('Name').'< / th > ';
echo ' < th > '.get_lang('Description').'< / th > ';
echo ' < th width = "100" > '.get_lang('Modify').'< / th > ';
echo ' < / tr > ';
$sql = 'SELECT id,name,description FROM '.$table_survey_question_group.' WHERE survey_id = '.Database::escape_string($_GET['survey_id']).' ORDER BY name';
$rs = api_sql_query($sql,__FILE__,__LINE__);
while($row = Database::fetch_array($rs,ASSOC)){
$grouplist .= '< tr > < td > '.$row['name'].'< / td > < td > '.$row['description'].'< / td > < td > '.
'< a href = "survey.php?survey_id='.(int)$_GET['survey_id'].'&gid='.$row['id'].'&action=editgroup" > '.
Display::return_icon('edit.gif', get_lang('Edit')).'< / a > '.
'< a href = "survey.php?survey_id='.(int)$_GET['survey_id'].'&gid='.$row['id'].'&action=deletegroup" onclick = "javascript:if(!confirm(\''.addslashes(htmlentities(sprintf(get_lang('DeleteSurveyGroup'),$row['name']).'?',ENT_QUOTES,$charset)).'\')) return false;" > '.
Display::return_icon('delete.gif', get_lang('Delete')).'< / a > '.
'< / td > < / tr > ';
}
echo $grouplist.'< / table > ';
}
// Footer
Display :: display_footer();
?>
