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- <?php
- /*
- ==============================================================================
- Dokeos - elearning and course management software
- Copyright (c) 2004-2008 Dokeos SPRL
- 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 du Corbeau, 108, B-1030 Brussels, Belgium, info@dokeos.com
- ==============================================================================
- */
- /**
- * @package dokeos.survey
- * @author unknown, the initial survey that did not make it in 1.8 because of bad code
- * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University: cleanup, refactoring and rewriting large parts of the code
- * @author Julio Montoya Armas <gugli100@gmail.com>, Dokeos: Personality Test modification and rewriting large parts of the code
- * @version $Id: survey_list.php 10680 2007-01-11 21:26:23Z pcool $
- *
- * @todo use quickforms for the forms
- * @todo check if the user already filled the survey and if this is the case then the answers have to be updated and not stored again.
- * alterantively we could not allow people from filling the survey twice.
- * @todo performance could be improved if not the survey_id was stored with the invitation but the survey_code
- */
- // name of the language file that needs to be included
- $language_file = 'survey';
- // unsetting the course id (because it is in the URL)
- if (!isset($_GET['cidReq']))
- {
- $cidReset = true;
- }
- else
- {
- $_cid = $_GET['cidReq'];
- }
- // including the global dokeos file
- require ('../inc/global.inc.php');
- // including additional libraries
- //require_once (api_get_path(LIBRARY_PATH)."survey.lib.php");
- require_once('survey.lib.php');
- require_once (api_get_path(LIBRARY_PATH).'course.lib.php');
- // breadcrumbs
- if (!empty($_user))
- {
- $interbreadcrumb[] = array ("url" => 'survey_list.php', 'name' => get_lang('SurveyList'));
- }
- // Header
- Display :: display_header(get_lang('Survey'));
- // getting all the course information
- $_course = CourseManager::get_course_information($_GET['course']);
- // Database table definitions
- $table_survey = Database :: get_course_table(TABLE_SURVEY, $_course['db_name']);
- $table_survey_answer = Database :: get_course_table(TABLE_SURVEY_ANSWER, $_course['db_name']);
- $table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION, $_course['db_name']);
- $table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION, $_course['db_name']);
- $table_course = Database :: get_main_table(TABLE_MAIN_COURSE);
- $table_user = Database :: get_main_table(TABLE_MAIN_USER);
- $table_survey_invitation = Database :: get_course_table(TABLE_SURVEY_INVITATION, $_course['db_name']);
- // first we check if the needed parameters are present
- if (!isset($_GET['course']) OR !isset($_GET['invitationcode']))
- {
- Display :: display_error_message(get_lang('SurveyParametersMissingUseCopyPaste'), false);
- Display :: display_footer();
- exit;
- }
- // now we check if the invitationcode is valid
- $sql = "SELECT * FROM $table_survey_invitation WHERE invitation_code = '".Database::escape_string($_GET['invitationcode'])."'";
- $result = api_sql_query($sql, __FILE__, __LINE__);
- if (mysql_num_rows($result) < 1)
- {
- Display :: display_error_message(get_lang('WrongInvitationCode'), false);
- Display :: display_footer();
- exit;
- }
- $survey_invitation = mysql_fetch_assoc($result);
- // now we check if the user already filled the survey
- if ($survey_invitation['answered'] == 1)
- {
- Display :: display_error_message(get_lang('YouAlreadyFilledThisSurvey'), false);
- Display :: display_footer();
- exit;
- }
- // checking if there is another survey with this code.
- // If this is the case there will be a language choice
- $sql = "SELECT * FROM $table_survey WHERE code='".Database::escape_string($survey_invitation['survey_code'])."'";
- $result = api_sql_query($sql, __FILE__, __LINE__);
-
- if (Database::num_rows($result) > 1)
- {
- if ($_POST['language'])
- {
- $survey_invitation['survey_id'] = $_POST['language'];
- }
- else
- {
- echo '<form id="language" name="language" method="POST" action="'.api_get_self().'?course='.$_GET['course'].'&invitationcode='.$_GET['invitationcode'].'&cidReq='.$_GET['cidReq'].'">';
- echo ' <select name="language">';
- while ($row=mysql_fetch_assoc($result))
- {
- echo '<option value="'.$row['survey_id'].'">'.$row['lang'].'</option>';
- }
- echo '</select>';
- echo ' <input type="submit" name="Submit" value="'.get_lang('Ok').'" />';
- echo '</form>';
- display::display_footer();
- exit;
- }
- }
- else
- {
- $row=mysql_fetch_assoc($result);
- $survey_invitation['survey_id'] = $row['survey_id'];
- }
- // getting the survey information
- $survey_data = survey_manager::get_survey($survey_invitation['survey_id']);
- $survey_data['survey_id'] = $survey_invitation['survey_id'];
- //print_r($survey_data);
- // storing the answers
- if ($_POST)
- {
- if ($survey_data['survey_type']=='0')
- {
- // getting all the types of the question (because of the special treatment of the score question type
- $sql = "SELECT * FROM $table_survey_question WHERE survey_id = '".Database::escape_string($survey_invitation['survey_id'])."'";
- $result = api_sql_query($sql, __FILE__, __LINE__);
-
- while ($row = mysql_fetch_assoc($result))
- {
- $types[$row['question_id']] = $row['type'];
- }
-
- // looping through all the post values
- foreach ($_POST as $key=>$value)
- {
- // if the post value key contains the string 'question' then it is an answer on a question
- if (strstr($key,'question'))
- {
- // finding the question id by removing 'question'
- $survey_question_id = str_replace('question', '',$key);
-
- // if the post value is an array then we have a multiple response question or a scoring question type
- // remark: when it is a multiple response then the value of the array is the option_id
- // when it is a scoring question then the key of the array is the option_id and the value is the value
- if (is_array($value))
- {
- SurveyUtil::remove_answer($survey_invitation['user'], $survey_invitation['survey_id'], $survey_question_id);
- foreach ($value as $answer_key => $answer_value)
- {
- if ($types[$survey_question_id] == 'score')
- {
- $option_id = $answer_key;
- $option_value = $answer_value;
- }
- else
- {
- $option_id = $answer_value;
- $option_value = '';
- }
- SurveyUtil::store_answer($survey_invitation['user'], $survey_invitation['survey_id'], $survey_question_id, $option_id, $option_value, $survey_data);
- }
- }
- // all the other question types (open question, multiple choice, percentage, ...)
- else
- {
- if ($types[$survey_question_id] == 'percentage')
- {
- $sql = "SELECT * FROM $table_survey_question_option WHERE question_option_id='".Database::escape_string($value)."'";
- $result = api_sql_query($sql, __FILE__, __LINE__);
- $row = mysql_fetch_assoc($result);
- $option_value = $row['option_text'];
- }
- else
- {
- $option_value = 0;
- if($types[$survey_question_id] == 'open')
- {
- $option_value = $value;
- //$value = 0;
- }
- }
-
- $survey_question_answer = $value;
- SurveyUtil::remove_answer($survey_invitation['user'], $survey_invitation['survey_id'], $survey_question_id);
- SurveyUtil::store_answer($survey_invitation['user'], $survey_invitation['survey_id'], $survey_question_id, $value, $option_value, $survey_data);
- //SurveyUtil::store_answer($user,$survey_id,$question_id, $option_id, $option_value, $survey_data);
- }
- }
- }
- }
- else
- {
- // getting all the types of the question (because of the special treatment of the score question type
-
- $shuffle='';
- /*
- if ($survey_data['shuffle']=='1')
- {
- $shuffle= ' BY RAND() ' ;
- }
- */
-
- $sql = "SELECT * FROM $table_survey_question
- WHERE survey_id = '".Database::escape_string($survey_invitation['survey_id'])."'
- AND survey_group_pri='0' ORDER BY RAND()
- ";
- $result = api_sql_query($sql, __FILE__, __LINE__);
- while ($row = mysql_fetch_assoc($result))
- {
- $types[$row['question_id']] = $row['type'];
- }
-
- // looping through all the post values
- foreach ($_POST as $key=>$value)
- {
- // if the post value key contains the string 'question' then it is an answer on a question
- if (strstr($key,'question'))
- {
- // finding the question id by removing 'question'
- $survey_question_id = str_replace('question', '',$key);
- // we select the correct answer and the puntuacion
- $sql = "SELECT value FROM $table_survey_question_option WHERE question_option_id='".Database::escape_string($value)."'";
- $result = api_sql_query($sql, __FILE__, __LINE__);
- $row = mysql_fetch_assoc($result);
- $option_value = $row['value'];
- //$option_value = 0;
- $survey_question_answer = $value;
- SurveyUtil::remove_answer($survey_invitation['user'], $survey_invitation['survey_id'], $survey_question_id);
- SurveyUtil::store_answer($survey_invitation['user'], $survey_invitation['survey_id'], $survey_question_id, $value, $option_value, $survey_data);
- //SurveyUtil::store_answer($user,$survey_id,$question_id, $option_id, $option_value, $survey_data);
- }
- }
- }
- }
- // displaying the survey title and subtitle (appears on every page)
- echo '<div id="survey_title">'.$survey_data['survey_title'].'</div>';
- echo '<div id="survey_subtitle">'.$survey_data['survey_subtitle'].'</div>';
- // checking time availability
- $start_date = mktime(0,0,0,substr($survey_data['start_date'],5,2),substr($survey_data['start_date'],8,2),substr($survey_data['start_date'],0,4));
- $end_date = mktime(0,0,0,substr($survey_data['end_date'],5,2),substr($survey_data['end_date'],8,2),substr($survey_data['end_date'],0,4));
- $cur_date = time();
- if($cur_date < $start_date)
- {
- Display :: display_warning_message(get_lang('SurveyNotAvailableYet'), false);
- Display :: display_footer();
- exit;
- }
- if($cur_date > $end_date)
- {
- Display :: display_warning_message(get_lang('SurveyNotAvailableAnymore'), false);
- Display :: display_footer();
- exit;
- }
- // displaying the survey introduction
- if (!isset($_GET['show']))
- {
- echo '<div id="survey_content" class="survey_content">'.$survey_data['survey_introduction'].'</div>';
- $limit = 0;
- }
- // displaying the survey thanks message
- if (isset($_POST['finish_survey']))
- {
- echo '<div id="survey_content" class="survey_content"><strong>'.get_lang('SurveyFinished').'</strong> <br />'.$survey_data['survey_thanks'].'</div>';
- survey_manager::update_survey_answered($survey_data['survey_id'], $survey_invitation['user'], $survey_invitation['survey_code']);
- Display :: display_footer();
- exit;
- }
- $shuffle='';
- if ($survey_data['shuffle']==1)
- {
- $shuffle= ' BY RAND() ';
- }
- if ( isset($_GET['show']) || isset($_POST['personality']))
- {
- // Getting all the questions for this page and add them to a multidimensional array where the first index is the page.
- // as long as there is no pagebreak fount we keep adding questions to the page
- $questions_displayed = array();
- $counter = 0;
-
- // if is a normal survey
- if ($survey_data['survey_type']=='0')
- {
- $sql = "SELECT * FROM $table_survey_question
- WHERE survey_id = '".Database::escape_string($survey_invitation['survey_id'])."'
- ORDER BY sort ASC";
- $result = api_sql_query($sql, __FILE__, __LINE__);
- while ($row = mysql_fetch_assoc($result))
- {
- if($row['type'] == 'pagebreak')
- {
- $counter++;
- }
- else
- {
- // ids from question of the current survey
- $paged_questions[$counter][] = $row['question_id'];
- }
- }
-
- if (key_exists($_GET['show'],$paged_questions))
- {
-
- $sql = "SELECT survey_question.survey_group_sec1, survey_question.survey_group_sec2, survey_question.survey_group_pri,
- survey_question.question_id, survey_question.survey_id, survey_question.survey_question, survey_question.display, survey_question.sort, survey_question.type, survey_question.max_value,
- 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 $table_survey_question_option survey_question_option
- ON survey_question.question_id = survey_question_option.question_id
- WHERE survey_question.survey_id = '".Database::escape_string($survey_invitation['survey_id'])."'
- AND survey_question.question_id IN (".implode(',',$paged_questions[$_GET['show']]).")
- ORDER BY survey_question.sort, survey_question_option.sort ASC";
-
- $result = api_sql_query($sql, __FILE__, __LINE__);
- $question_counter_max = mysql_num_rows($result);
- $counter = 0;
- $limit=0;
- $questions = array();
-
- while ($row = mysql_fetch_assoc($result))
- {
- // if the type is not a pagebreak we store it in the $questions array
- if($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']]['options'][$row['question_option_id']] = $row['option_text'];
- $questions[$row['sort']]['maximum_score'] = $row['max_value'];
- }
- // if the type is a pagebreak we are finished loading the questions for this page
- else
- {
- break;
- }
- $counter++;
- }
- }
- }
- else
- {
- $my_survey_id=Database::escape_string($survey_invitation['survey_id']);
- $current_user = Database::escape_string($survey_invitation['user']);
-
- if (isset($_POST['personality']))
- {
- // I have to calculate the results to get the 3 groups the most near to the personality of the user
- $paged_group_questions=array();
-
- if ($shuffle=='')
- $order = 'BY sort ASC ';
- else
- $order = $shuffle;
-
- $sql = "SELECT * FROM $table_survey_question
- WHERE survey_id = '".$my_survey_id."'
- AND survey_group_sec1='0' AND survey_group_sec2='0'
- ORDER $order ";
-
- $result = api_sql_query($sql, __FILE__, __LINE__);
- //echo "<br>";
-
- while ($row = mysql_fetch_assoc($result))
- {
- $paged_group_questions[] = $row['question_id'];
- $paged_group[] = $row['survey_group_pri'];
- }
- $answer_list=array();
- //echo "<br>"; print_r($paged_group_questions); print_r($paged_group);
-
- // current user results
- $results=array();
- $sql = "SELECT survey_group_pri, user, SUM(value) as value
- FROM $table_survey_answer as survey_answer INNER JOIN $table_survey_question as survey_question
- ON (survey_question.question_id = survey_answer.question_id)
- WHERE survey_answer.survey_id='".$my_survey_id."' AND
- survey_answer.user='".$current_user."'
- GROUP BY survey_group_pri
- ORDER BY survey_group_pri
- ";
-
- $result = api_sql_query($sql, __FILE__, __LINE__);
- while ($row = Database::fetch_array($result))
- {
- $answer_list['value']=$row['value'];
- $answer_list['group']=$row['survey_group_pri'];
- $results[]=$answer_list;
- }
-
- //echo "<br>";print_r($results); echo "<br>";
-
- // total calculations
- $totals=array();
- $sql = "SELECT SUM(temp.value) as value, temp.survey_group_pri FROM
- (SELECT MAX(value) as value, survey_group_pri, survey_question.question_id
- FROM $table_survey_question as survey_question
- INNER JOIN $table_survey_question_option as survey_question_option
- ON (survey_question.question_id = survey_question_option.question_id)
- WHERE survey_question.survey_id='".$my_survey_id."' AND survey_group_sec1='0' AND survey_group_sec2='0'
- GROUP BY survey_group_pri, survey_question.question_id) as temp
- GROUP BY temp.survey_group_pri
- ORDER BY temp.survey_group_pri";
-
- $result = api_sql_query($sql, __FILE__, __LINE__);
- while ($row = Database::fetch_array($result))
- {
- $list['value']=$row['value'];
- $list['group']=$row['survey_group_pri'];
- $totals[]=$list;
- }
- //print_r($totals);
-
- $final_results=array();
-
- for ($i=0; $i< count($totals);$i++)
- {
- for ($j=0; $j< count($results);$j++)
- {
- if ($totals[$i]['group']==$results[$j]['group'])
- {
- $group=$totals[$i]['group'];
- $porcen=($results[$j]['value'] / $totals[$i]['value'] );
- $final_results[$group]=$porcen;
- }
- }
- }
-
- // ordering
- arsort($final_results);
- $groups=array_keys($final_results);
- echo '<pre>';
- echo 'Group id => %';
- echo "<br>";
- print_r($final_results);
-
- $result=array();
-
- foreach ($final_results as $key =>$sub_result)
- {
- $result[]=array('group'=>$key, 'value'=>$sub_result);
- }
-
- $i=0;
- $group_cant=0;
- $equal_count=0;
- /*
- //i.e 70% - 70% -70% 70% $equal_count =3
- while(1)
- {
- if ($result[$i]['value'] == $result[$i+1]['value'])
- {
- $equal_count++;
- }
- else
- {
- break;
- }
- $i++;
- }
- echo 'eq'. $equal_count;
- echo "<br>";
- if ($equal_count==0)
- {
- //i.e 70% 70% -60% 60% $equal_count = 1 only we get the first 2 options
- if ( ($result[0]['value'] == $result[1]['value']) && ($result[2]['value']==$result[3]['value']) )
- {
- $group_cant=1;
- }
- else
- { // by default we chose the highest 3
- $group_cant=2;
- }
- }
- elseif ($equal_count==2)
- {
- $group_cant=2;
- }
- else
- {
- $group_cant=-1;
- }
- */
-
- //i.e 70% - 70% -70% 70% $equal_count =3
- while(1)
- {
- if ($result[$i]['value'] == $result[$i+1]['value'])
- {
- $equal_count++;
- }
- else
- {
- break;
- }
- $i++;
- }
-
- if ($equal_count<4)
- {
-
- if ($equal_count==0 || $equal_count==1 )
- {
- //i.e 70% - 70% -0% - 0% - $equal_count = 0 only we get the first 2 options
- if ( ($result[0]['value'] == $result[1]['value']) && ($result[2]['value']==0 ) )
- {
- $group_cant=0;
- }
- //i.e 70% - 70% -60% - 60% $equal_count = 0 only we get the first 2 options
- elseif ( ($result[0]['value'] == $result[1]['value']) && ($result[2]['value']==$result[3]['value']) )
- {
- $group_cant=0;
- }
- elseif ( ($result[1]['value'] == $result[2]['value']) && ($result[2]['value']==$result[3]['value']) )
- {
- $group_cant=-1;
- }
- else
- { // by default we chose the highest 3
- $group_cant=2;
- }
- }
- else
- {
- $group_cant=$equal_count;
- }
- // conditional_status
- // 0 no determinado
- // 1 determinado
- // 2 un solo valor
- // 3 valores iguales
-
- if ($group_cant>0)
- {
- //echo '$equal_count'.$group_cant;
- // we only get highest 3
- $secondary ='';
- $combi='';
-
- for ($i=0; $i<= $group_cant ;$i++)
- {
- $group1=$groups[$i];
- $group2=$groups[$i+1];
- // here we made all the posibilities with the 3 groups
- if ( $group_cant == 2 && $i==$group_cant)
- {
- $group2=$groups[0];
- $secondary .= " OR ( survey_group_sec1 = '$group1' AND survey_group_sec2 = '$group2') ";
- $secondary .= " OR ( survey_group_sec1 = '$group2' AND survey_group_sec2 = '$group1' ) ";
- $combi.= $group1.' - '.$group2." or ".$group2.' - '.$group1."<br>";
- }
- else
- {
- if ($i!=0 )
- {
- $secondary .= " OR ( survey_group_sec1 = '$group1' AND survey_group_sec2 = '$group2') ";
- $secondary .= " OR ( survey_group_sec1 = '$group2' AND survey_group_sec2 = '$group1' ) ";
- $combi.= $group1.' - '.$group2." or ".$group2.' - '.$group1."<br>";
- }
- else
- {
- $secondary .= " ( survey_group_sec1 = '$group1' AND survey_group_sec2 = '$group2') ";
- $secondary .= " OR ( survey_group_sec1 = '$group2' AND survey_group_sec2 = '$group1' ) ";
- $combi.= $group1.' - '.$group2." or ".$group2.' - '.$group1."<br>";
- }
- }
- }
- echo "Pair of Groups <br><br>";
- echo $combi;
-
- // create the new select with the questions
- $sql = "SELECT * FROM $table_survey_question
- WHERE survey_id = '".$my_survey_id."'
- AND ($secondary )
- ORDER BY sort ASC";
- $result = api_sql_query($sql, __FILE__, __LINE__);
- $counter=0;
- while ($row = mysql_fetch_assoc($result))
- {
- if ($survey_data['one_question_per_page']==0)
- {
- $paged_questions[$counter][] = $row['question_id'];
- $counter++;
- }
- else
-
- if($row['type'] == 'pagebreak')
- {
- $counter++;
- }
- else
- {
- // ids from question of the current survey
- $paged_questions[$counter][] = $row['question_id'];
- }
- }
-
- if ($shuffle=='')
- $shuffle=' BY survey_question.sort, survey_question_option.sort ASC ';
-
- $val=0;
-
-
- if ($survey_data['one_question_per_page']==0)
- {
- $val=$_POST['personality'];
- }
-
- $sql = "SELECT survey_question.survey_group_sec1, survey_question.survey_group_sec2, survey_question.survey_group_pri,
- survey_question.question_id, survey_question.survey_id, survey_question.survey_question, survey_question.display, survey_question.sort, survey_question.type, survey_question.max_value,
- 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 $table_survey_question_option survey_question_option
- ON survey_question.question_id = survey_question_option.question_id
- WHERE survey_question.survey_id = '".$my_survey_id."'
- AND survey_question.question_id IN (".implode(',',$paged_questions[$val]).")
- ORDER $shuffle ";
-
- $result = api_sql_query($sql, __FILE__, __LINE__);
- $question_counter_max = mysql_num_rows($result);
- $counter = 0;
- $limit=0;
- $questions = array();
- while ($row = mysql_fetch_assoc($result))
- {
- // if the type is not a pagebreak we store it in the $questions array
- if($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']]['options'][$row['question_option_id']] = $row['option_text'];
- $questions[$row['sort']]['maximum_score'] = $row['max_value'];
- // personality params
- $questions[$row['sort']]['survey_group_sec1'] = $row['survey_group_sec1'];
- $questions[$row['sort']]['survey_group_sec2'] = $row['survey_group_sec2'];
- $questions[$row['sort']]['survey_group_pri'] = $row['survey_group_pri'];
- }
- // if the type is a pagebreak we are finished loading the questions for this page
- else
- {
- break;
- }
- $counter++;
- }
- }
- else
- {
- echo get_lang('SurveyUndetermined');
- }
- }
- else
- {
- echo get_lang('SurveyUndetermined');
- }
-
- }
- else
- {
- // only the questions from the basic group
- //the 50 questions A B C D E F G
- $order_sql= $shuffle;
- if ($shuffle=='')
- $order_sql=' BY question_id ';
-
- $sql = "SELECT * FROM $table_survey_question
- WHERE survey_id = '".Database::escape_string($survey_invitation['survey_id'])."'
- AND survey_group_sec1='0' AND survey_group_sec2='0'
- ORDER ".$order_sql." ";
- //echo "<br>";echo "<br>";
- $result = api_sql_query($sql, __FILE__, __LINE__);
- $counter=0;
- while ($row = mysql_fetch_assoc($result))
- {
- if ($survey_data['one_question_per_page']==0)
- {
-
- $paged_questions[$counter][] = $row['question_id'];
- $counter++;
- }
- else
- {
- if($row['type'] == 'pagebreak')
- {
- $counter++;
- }
- else
- {
- // ids from question of the current survey
- $paged_questions[$counter][] = $row['question_id'];
- }
- }
- }
-
-
- //if (key_exists($_GET['show'],$paged_questions))
- //{
- $order_sql= $shuffle;
- if ($shuffle=='')
- $order_sql=' BY survey_question.sort, survey_question_option.sort ASC ';
-
- $val=0;
- if ($survey_data['one_question_per_page']==0)
- {
- $val=$_GET['show'];
- }
-
- $sql = "SELECT survey_question.survey_group_sec1, survey_question.survey_group_sec2, survey_question.survey_group_pri,
- survey_question.question_id, survey_question.survey_id, survey_question.survey_question, survey_question.display, survey_question.sort, survey_question.type, survey_question.max_value,
- 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 $table_survey_question_option survey_question_option
- ON survey_question.question_id = survey_question_option.question_id
- WHERE survey_question.survey_id = '".Database::escape_string($survey_invitation['survey_id'])."'
- AND survey_question.question_id IN (".implode(',',$paged_questions[$val]).")
- ORDER $order_sql ";
-
-
- $result = api_sql_query($sql, __FILE__, __LINE__);
- $question_counter_max = mysql_num_rows($result);
- $counter = 0;
- $limit=0;
- $questions = array();
-
- while ($row = mysql_fetch_assoc($result))
- {
- // if the type is not a pagebreak we store it in the $questions array
- if($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']]['options'][$row['question_option_id']] = $row['option_text'];
- $questions[$row['sort']]['maximum_score'] = $row['max_value'];
- // personality params
- $questions[$row['sort']]['survey_group_sec1'] = $row['survey_group_sec1'];
- $questions[$row['sort']]['survey_group_sec2'] = $row['survey_group_sec2'];
- $questions[$row['sort']]['survey_group_pri'] = $row['survey_group_pri'];
- }
- // if the type is a pagebreak we are finished loading the questions for this page
- else
- {
- break;
- }
- $counter++;
- }
- }
- }
- }
- // selecting the maximum number of pages
- $sql = "SELECT * FROM $table_survey_question WHERE type='".Database::escape_string('pagebreak')."' AND survey_id='".Database::escape_string($survey_invitation['survey_id'])."'";
- $result = api_sql_query($sql, __FILE__, __LINE__);
- $numberofpages = Database::num_rows($result) + 1;
- // Displaying the form with the questions
- if (isset($_GET['show']))
- {
- $show = (int)$_GET['show'] + 1;
- }
- else
- {
- $show = 0;
- }
- // Displaying the form with the questions
- if (isset($_POST['personality']))
- {
- $personality = (int)$_POST['personality'] + 1;
- }
- else
- {
- $personality= 0;
- }
- // Displaying the form with the questions
- $g_c = (isset($_GET['course'])?Security::remove_XSS($_GET['course']):'');
- $g_ic = (isset($_GET['invitationcode'])?Security::remove_XSS($_GET['invitationcode']):'');
- $g_cr = (isset($_GET['cidReq'])?Security::remove_XSS($_GET['cidReq']):'');
- $p_l = (isset($_POST['language'])?Security::remove_XSS($_POST['language']):'');
- echo '<form id="question" name="question" method="post" action="'.api_get_self().'?course='.$g_c.'&invitationcode='.$g_ic.'&show='.$show.'&cidReq='.$g_cr.'">';
- echo '<input type="hidden" name="language" value="'.$p_l.'" />';
- if(isset($questions) && is_array($questions))
- {
- foreach ($questions as $key=>$question)
- {
- $display = new $question['type'];
- $display->render_question($question);
- }
- }
- if ($survey_data['survey_type']==0)
- {
- if (($show < $numberofpages) || !$_GET['show'])
- {
- //echo '<a href="'.api_get_self().'?survey_id='.$survey_invitation['survey_id'].'&show='.$limit.'">NEXT</a>';
- echo '<input type="submit" name="next_survey_page" value="'.get_lang('Next').' >> " />';
- }
-
- if ($show >= $numberofpages && $_GET['show'])
- {
- echo '<input type="submit" name="finish_survey" value="'.get_lang('FinishSurvey').' >> " />';
- }
- }
- else
- {
- $numberofpages=count($paged_questions);
- //echo $show.' / '.$numberofpages;echo "<br />";
-
- if (($show < $numberofpages) || !$_GET['show'])
- {
- echo '<input type="submit" name="next_survey_page" value="'.get_lang('Next').' >> " />';
-
- if ($survey_data['one_question_per_page']==1 && $show!=0)
- {
- echo '<input type="hidden" name="personality" value="'.$personality.'">';
- }
- }
-
- if ($show >= $numberofpages && $_GET['show'] )
- {
- if ($survey_data['one_question_per_page']==0)
- {
- echo '<input type="hidden" name="personality" value="'.$personality.'">';
- }
- $numberofpages=count($paged_questions);
-
- echo $personality.' / '.$numberofpages;
- echo "<br />";
-
- if ($personality > $numberofpages -1 )
- {
- echo '<input type="submit" name="finish_survey" value="'.get_lang('FinishSurvey').' >> " />';
- }
- else
- {
- echo '<input type="submit" name="next_survey_page" value="'.get_lang('Next').' >> " />';
- }
- }
- }
- echo '</form>';
- // Footer
- Display :: display_footer();
- ?>
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