/**
* This function changes the modify column of the sortable table
*
* @param integer $survey_id the id of the survey
* @return html code that are the actions that can be performed on any survey
*
* @author Patrick Cool <*****@*****.**>, Ghent University
* @version January 2007
*/
static function modify_filter($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'), '', ICON_SIZE_SMALL) . '</a>';
if (survey_manager::survey_generation_hash_available()) {
$return .= Display::url(Display::return_icon('new_link.png', get_lang('GenerateSurveyAccessLink'), '', ICON_SIZE_SMALL), 'generate_link.php?survey_id=' . $survey_id . '&' . api_get_cidreq());
}
$return .= Display::url(Display::return_icon('copy.png', get_lang('DuplicateSurvey'), '', ICON_SIZE_SMALL), 'survey_list.php?action=copy_survey&survey_id=' . $survey_id . '&' . api_get_cidreq());
$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'), '', ICON_SIZE_SMALL) . '</a> ';
}
$return .= '<a href="preview.php?' . api_get_cidreq() . '&survey_id=' . $survey_id . '">' . Display::return_icon('preview_view.png', get_lang('Preview'), '', ICON_SIZE_SMALL) . '</a> ';
$return .= '<a href="survey_invite.php?' . api_get_cidreq() . '&survey_id=' . $survey_id . '">' . Display::return_icon('mail_send.png', get_lang('Publish'), '', ICON_SIZE_SMALL) . '</a> ';
$return .= '<a href="reporting.php?' . api_get_cidreq() . '&survey_id=' . $survey_id . '">' . Display::return_icon('stats.png', get_lang('Reporting'), '', ICON_SIZE_SMALL) . '</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'), '', ICON_SIZE_SMALL) . '</a> ';
}
return $return;
}
<?php
/* For licensing terms, see /license.txt */
$language_file = 'survey';
//require_once '../inc/global.inc.php';
if (!api_is_allowed_to_edit(false, true)) {
api_not_allowed(true);
}
$survey_id = isset($_REQUEST['survey_id']) ? intval($_REQUEST['survey_id']) : null;
if (empty($survey_id)) {
api_not_allowed(true);
}
$survey_data = survey_manager::get_survey($survey_id);
$interbreadcrumb[] = array('url' => api_get_path(WEB_CODE_PATH) . 'survey/survey_list.php', 'name' => get_lang('SurveyList'));
$interbreadcrumb[] = array('url' => api_get_path(WEB_CODE_PATH) . 'survey/survey.php?survey_id=' . $survey_id, 'name' => strip_tags($survey_data['title']));
Display::display_header(get_lang('Survey'), 'Survey');
if (!survey_manager::survey_generation_hash_available()) {
api_not_allowed(true);
}
$link = survey_manager::generate_survey_link($survey_id, api_get_course_int_id(), api_get_session_id(), api_get_group_id());
echo '<div class="row">';
echo '<div class="span12" style="text-align:center">';
echo Display::url(get_lang('GenerateSurveyAccessLink'), $link, array('class' => 'btn btn-primary btn-large'));
echo '</div>';
echo '<div class="span12">';
echo get_lang('GenerateSurveyAccessLinkExplanation');
echo '<pre>';
echo $link;
echo '</pre>';
echo '</div>';
echo '</div>';
<?php
/* For licensing terms, see /license.txt */
//require_once '../inc/global.inc.php';
$survey_id = isset($_REQUEST['i']) ? intval($_REQUEST['i']) : null;
if (empty($survey_id)) {
api_not_allowed(true);
}
if (!survey_manager::survey_generation_hash_available()) {
api_not_allowed(true);
}
$course_info = api_get_course_info_by_id($_REQUEST['c']);
$hash_is_valid = survey_manager::validate_survey_hash($survey_id, $_REQUEST['c'], $_REQUEST['s'], $_REQUEST['g'], $_REQUEST['h']);
if ($hash_is_valid && $course_info) {
$survey_data = survey_manager::get_survey($survey_id, null, $course_info['code']);
$invitation_code = api_get_unique_id();
$params = array('c_id' => $_REQUEST['c'], 'session_id' => $_REQUEST['s'], 'user' => $invitation_code, 'survey_code' => $survey_data['code'], 'invitation_code' => $invitation_code, 'invitation_date' => api_get_utc_datetime());
$invitation_id = SurveyUtil::save_invitation($params);
if ($invitation_id) {
$link = api_get_path(WEB_CODE_PATH) . 'survey/fillsurvey.php?invitationcode=' . $invitation_code . '&course=' . $course_info['code'];
header('Location: ' . $link);
exit;
}
} else {
api_not_allowed(true);
}
/**
* Gets the progress of the given session
* @param int session id
* @param array options order and limit keys
* @return array table with user name, lp name, progress
*/
public static function get_session_progress($sessionId, $courseId, $date_from, $date_to, $options)
{
$sessionId = intval($sessionId);
$getAllSessions = false;
if (empty($sessionId)) {
$sessionId = 0;
$getAllSessions = true;
}
//tables
$session_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
$user = Database::get_main_table(TABLE_MAIN_USER);
$course_rel_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$workTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$workTableAssignment = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
$forum = Database::get_course_table(TABLE_FORUM);
$forum_post = Database::get_course_table(TABLE_FORUM_POST);
$tbl_course_lp = Database::get_course_table(TABLE_LP_MAIN);
$wiki = Database::get_course_table(TABLE_WIKI);
$table_stats_default = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_DEFAULT);
$table_stats_access = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ACCESS);
$course = api_get_course_info_by_id($courseId);
//getting all the students of the course
//we are not using this because it only returns user ids
/* if (empty($sessionId)
{
// Registered students in a course outside session.
$users = CourseManager :: get_student_list_from_course_code($course_code);
} else {
// Registered students in session.
$users = CourseManager :: get_student_list_from_course_code($course_code, true, $sessionId);
} */
$where = " WHERE course_code = '%s' AND s.status <> 2 ";
$limit = null;
if (!empty($options['limit'])) {
$limit = " LIMIT " . $options['limit'];
}
if (!empty($options['where'])) {
$where .= ' '.$options['where'];
}
$order = null;
if (!empty($options['order'])) {
$order = " ORDER BY " . $options['order'];
}
//TODO, fix create report without session
$queryVariables = array($course['code']);
if (!empty($sessionId)) {
$where .= ' AND id_session = %s';
$queryVariables[] = $sessionId;
$sql = "SELECT
u.user_id, u.lastname, u.firstname, u.username,
u.email, s.course_code, s.id_session
FROM $session_course_user s
INNER JOIN $user u
ON u.user_id = s.id_user
$where $order $limit";
} else {
$sql = "SELECT
u.user_id, u.lastname, u.firstname, u.username,
u.email, s.course_code, s.id_session
FROM $session_course_user s
INNER JOIN $user u ON u.user_id = s.id_user
$where $order $limit";
}
$sql_query = vsprintf($sql, $queryVariables);
$rs = Database::query($sql_query);
while ($user = Database::fetch_array($rs)) {
$users[$user['user_id']] = $user;
}
/**
* Lessons
*/
$sql = "SELECT * FROM $tbl_course_lp WHERE c_id = %s "; //AND session_id = %s
$sql_query = sprintf($sql, $course['real_id']);
$result = Database::query($sql_query);
$arrLesson = array(array());
while ($row = Database::fetch_array($result)) {
// if (api_get_item_visibility(api_get_course_info($course['code']), 'learnpath', $row['id'], $row['session_id']))
// {
if (empty($arrLesson[$row['session_id']]['lessons_total'])) {
$arrLesson[$row['session_id']]['lessons_total'] = 1;
} else {
$arrLesson[$row['session_id']]['lessons_total'] ++;
}
// }
}
/**
* Exercises
*/
require_once api_get_path(SYS_CODE_PATH) . 'exercice/exercise.lib.php';
$exercises = get_all_exercises($course, $sessionId, false, '', $getAllSessions);
$exercises_total = count($exercises);
/**
* Assignments
*/
//total
if ($getAllSessions) {
$sql = "SELECT count(w.id) as count
FROM $workTable w
LEFT JOIN $workTableAssignment a
ON (a.publication_id = w.id AND a.c_id = w.c_id)
WHERE w.c_id = %s
AND parent_id = 0
AND active IN (1, 0)";
} else {
$sql = "SELECT count(w.id) as count
FROM $workTable w
LEFT JOIN $workTableAssignment a
ON (a.publication_id = w.id AND a.c_id = w.c_id)
WHERE w.c_id = %s
AND parent_id = 0
AND active IN (1, 0)
AND session_id = %s";
}
$sql_query = sprintf($sql, $course['real_id'], $sessionId);
$result = Database::query($sql_query);
$row = Database::fetch_array($result);
$assignments_total = $row['count'];
/**
* Wiki
*/
if ($getAllSessions) {
$sql = "SELECT count(distinct page_id) as count FROM $wiki
WHERE c_id = %s";
} else {
$sql = "SELECT count(distinct page_id) as count FROM $wiki
WHERE c_id = %s and session_id = %s";
}
$sql_query = sprintf($sql, $course['real_id'], $sessionId);
$result = Database::query($sql_query);
$row = Database::fetch_array($result);
$wiki_total = $row['count'];
/**
* Surveys
*/
$survey_user_list = array();
$survey_list = survey_manager::get_surveys($course['code'], $sessionId);
$surveys_total = count($survey_list);
foreach ($survey_list as $survey) {
$user_list = survey_manager::get_people_who_filled_survey(
$survey['survey_id'],
false,
$course['real_id']
);
foreach ($user_list as $user_id) {
isset($survey_user_list[$user_id]) ? $survey_user_list[$user_id] ++ : $survey_user_list[$user_id] = 1;
}
}
/**
* Forums
*/
$forums_total = CourseManager::getCountForum(
$course['real_id'],
$sessionId,
$getAllSessions
);
//process table info
foreach ($users as $user) {
//Course description
$sql = "SELECT count(*) as count
FROM $table_stats_access
WHERE access_tool = 'course_description'
AND access_cours_code = '%s'
AND access_session_id = %s
AND access_user_id = %s ";
$sql_query = sprintf($sql, $course['code'], $user['id_session'], $user['user_id']);
$result = Database::query($sql_query);
$row = Database::fetch_array($result);
$course_description_progress = ($row['count'] > 0) ? 100 : 0;
if (!empty($arrLesson[$user['id_session']]['lessons_total'])) {
$lessons_total = $arrLesson[$user['id_session']]['lessons_total'];
} else {
$lessons_total = !empty($arrLesson[0]['lessons_total']) ? $arrLesson[0]['lessons_total'] : 0;
}
//Lessons
//TODO: Lessons done and left is calculated by progress per item in lesson, maybe we should calculate it only per completed lesson?
$lessons_progress = Tracking::get_avg_student_progress($user['user_id'], $course['code'], array(), $user['id_session']);
$lessons_done = ($lessons_progress * $lessons_total) / 100;
$lessons_left = $lessons_total - $lessons_done;
//Exercises
$exercises_progress = str_replace('%', '', Tracking::get_exercise_student_progress($exercises, $user['user_id'], $course['code'], $user['id_session']));
$exercises_done = round(($exercises_progress * $exercises_total) / 100);
$exercises_left = $exercises_total - $exercises_done;
//Assignments
$assignments_done = Tracking::count_student_assignments($user['user_id'], $course['code'], $user['id_session']);
$assignments_left = $assignments_total - $assignments_done;
if (!empty($assignments_total)) {
$assignments_progress = round((( $assignments_done * 100 ) / $assignments_total), 2);
} else {
$assignments_progress = 0;
}
//Wiki
//total revisions per user
$sql = "SELECT count(*) as count
FROM $wiki
where c_id = %s and session_id = %s and user_id = %s";
$sql_query = sprintf($sql, $course['real_id'], $user['id_session'], $user['user_id']);
$result = Database::query($sql_query);
$row = Database::fetch_array($result);
$wiki_revisions = $row['count'];
//count visited wiki pages
$sql = "SELECT count(distinct default_value) as count
FROM $table_stats_default
WHERE default_user_id = %s
AND default_cours_code = '%s'
AND default_event_type = 'wiki_page_view'
AND default_value_type = 'wiki_page_id'
AND c_id = %s";
$sql_query = sprintf($sql, $user['user_id'], $course['code'], $course['real_id']);
$result = Database::query($sql_query);
$row = Database::fetch_array($result);
$wiki_read = $row['count'];
$wiki_unread = $wiki_total - $wiki_read;
if (!empty($wiki_total)) {
$wiki_progress = round((( $wiki_read * 100 ) / $wiki_total), 2);
} else {
$wiki_progress = 0;
}
//Surveys
$surveys_done = (isset($survey_user_list[$user['user_id']]) ? $survey_user_list[$user['user_id']] : 0);
$surveys_left = $surveys_total - $surveys_done;
if (!empty($surveys_total)) {
$surveys_progress = round((( $surveys_done * 100 ) / $surveys_total), 2);
} else {
$surveys_progress = 0;
}
//Forums
$forums_done = CourseManager::getCountForumPerUser(
$user['user_id'],
$course['real_id'],
$user['id_session']
);
$forums_left = $forums_total - $forums_done;
if (!empty($forums_total)) {
$forums_progress = round((( $forums_done * 100 ) / $forums_total), 2);
} else {
$forums_progress = 0;
}
//Overall Total
$overall_total = ($course_description_progress + $exercises_progress + $forums_progress + $assignments_progress + $wiki_progress + $surveys_progress) / 6;
$link = '<a href="' . api_get_path(WEB_CODE_PATH) . 'mySpace/myStudents.php?student=' . $user[0] . '&details=true&course=' . $course['code'] . '&id_session=' . $user['id_session'] . '"> %s </a>';
$linkForum = '<a href="' . api_get_path(WEB_CODE_PATH) . 'forum/index.php?cidReq=' . $course['code'] . '&id_session=' . $user['id_session'] . '"> %s </a>';
$linkWork = '<a href="' . api_get_path(WEB_CODE_PATH) . 'work/work.php?cidReq=' . $course['code'] . '&id_session=' . $user['id_session'] . '"> %s </a>';
$linkWiki = '<a href="' . api_get_path(WEB_CODE_PATH) . 'wiki/index.php?cidReq=' . $course['code'] . '&session_id=' . $user['id_session'] . '&action=statistics"> %s </a>';
$linkSurvey = '<a href="' . api_get_path(WEB_CODE_PATH) . 'survey/survey_list.php?cidReq=' . $course['code'] . '&id_session=' . $user['id_session'] . '"> %s </a>';
$table[] = array(
'lastname' => $user[1],
'firstname' => $user[2],
'username' => $user[3],
#'profile' => '',
'total' => round($overall_total, 2) . '%',
'courses' => sprintf($link, $course_description_progress . '%'),
'lessons' => sprintf($link, $lessons_progress . '%'),
'exercises' => sprintf($link, $exercises_progress . '%'),
'forums' => sprintf($link, $forums_progress . '%'),
'homeworks' => sprintf($link, $assignments_progress . '%'),
'wikis' => sprintf($link, $wiki_progress . '%'),
'surveys' => sprintf($link, $surveys_progress . '%'),
//course description
'course_description_progress' => $course_description_progress . '%',
//lessons
'lessons_total' => sprintf($link, $lessons_total),
'lessons_done' => sprintf($link, $lessons_done),
'lessons_left' => sprintf($link, $lessons_left),
'lessons_progress' => sprintf($link, $lessons_progress . '%'),
//exercises
'exercises_total' => sprintf($link, $exercises_total),
'exercises_done' => sprintf($link, $exercises_done),
'exercises_left' => sprintf($link, $exercises_left),
'exercises_progress' => sprintf($link, $exercises_progress . '%'),
//forums
'forums_total' => sprintf($linkForum, $forums_total),
'forums_done' => sprintf($linkForum, $forums_done),
'forums_left' => sprintf($linkForum, $forums_left),
'forums_progress' => sprintf($linkForum, $forums_progress . '%'),
//assignments
'assignments_total' => sprintf($linkWork, $assignments_total),
'assignments_done' => sprintf($linkWork, $assignments_done),
'assignments_left' => sprintf($linkWork, $assignments_left),
'assignments_progress' => sprintf($linkWork, $assignments_progress . '%'),
//wiki
'wiki_total' => sprintf($linkWiki, $wiki_total),
'wiki_revisions' => sprintf($linkWiki, $wiki_revisions),
'wiki_read' => sprintf($linkWiki, $wiki_read),
'wiki_unread' => sprintf($linkWiki, $wiki_unread),
'wiki_progress' => sprintf($linkWiki, $wiki_progress . '%'),
//survey
'surveys_total' => sprintf($linkSurvey, $surveys_total),
'surveys_done' => sprintf($linkSurvey, $surveys_done),
'surveys_left' => sprintf($linkSurvey, $surveys_left),
'surveys_progress' => sprintf($linkSurvey, $surveys_progress . '%'),
);
}
return $table;
}
/**
* Get data for users list in sortable with pagination
* @param $from
* @param $number_of_items
* @param $column
* @param $direction
* @return array
*/
public static function get_user_data($from, $number_of_items, $column, $direction)
{
global $user_ids, $course_code, $additional_user_profile_info, $export_csv, $is_western_name_order, $csv_content, $session_id;
$course_code = Database::escape_string($course_code);
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
$tbl_url_rel_user = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
$access_url_id = api_get_current_access_url_id();
// get all users data from a course for sortable with limit
if (is_array($user_ids)) {
$user_ids = array_map('intval', $user_ids);
$condition_user = "******".implode(',',$user_ids).") ";
} else {
$user_ids = intval($user_ids);
$condition_user = "******";
}
if (!empty($_GET['user_keyword'])) {
$keyword = trim(Database::escape_string($_GET['user_keyword']));
$condition_user .= " AND (
user.firstname LIKE '%".$keyword."%' OR
user.lastname LIKE '%".$keyword."%' OR
user.username LIKE '%".$keyword."%' OR
user.email LIKE '%".$keyword."%'
) ";
}
$url_table = null;
$url_condition = null;
if (api_is_multiple_url_enabled()) {
$url_table = ", ".$tbl_url_rel_user."as url_users";
$url_condition = " AND user.user_id = url_users.user_id AND access_url_id='$access_url_id'";
}
$sql = "SELECT user.user_id as user_id,
user.official_code as col0,
user.lastname as col1,
user.firstname as col2,
user.username as col3
FROM $tbl_user as user $url_table
$condition_user $url_condition";
if (!in_array($direction, array('ASC','DESC'))) {
$direction = 'ASC';
}
$column = intval($column);
$from = intval($from);
$number_of_items = intval($number_of_items);
$sql .= " ORDER BY col$column $direction ";
$sql .= " LIMIT $from,$number_of_items";
$res = Database::query($sql);
$users = array();
$course_info = api_get_course_info($course_code);
$total_surveys = 0;
$total_exercises = get_all_exercises(
$course_info,
$session_id,
false,
null,
false,
3
);
if (empty($session_id)) {
$survey_user_list = array();
$survey_list = survey_manager::get_surveys($course_code, $session_id);
$total_surveys = count($survey_list);
foreach ($survey_list as $survey) {
$user_list = survey_manager::get_people_who_filled_survey(
$survey['survey_id'],
false,
$course_info['real_id']
);
foreach ($user_list as $user_id) {
isset($survey_user_list[$user_id]) ? $survey_user_list[$user_id]++ : $survey_user_list[$user_id] = 1;
}
}
}
while ($user = Database::fetch_array($res, 'ASSOC')) {
$user['official_code'] = $user['col0'];
$user['lastname'] = $user['col1'];
$user['firstname'] = $user['col2'];
$user['username'] = $user['col3'];
$user['time'] = api_time_to_hms(Tracking::get_time_spent_on_the_course($user['user_id'], $course_code, $session_id));
$avg_student_score = Tracking::get_avg_student_score(
$user['user_id'],
$course_code,
array(),
$session_id
);
$avg_student_progress = Tracking::get_avg_student_progress(
$user['user_id'],
$course_code,
array(),
$session_id
);
if (empty($avg_student_progress)) {
$avg_student_progress=0;
}
$user['average_progress'] = $avg_student_progress.'%';
$total_user_exercise = Tracking::get_exercise_student_progress(
$total_exercises,
$user['user_id'],
$course_code,
$session_id
);
$user['exercise_progress'] = $total_user_exercise;
$total_user_exercise = Tracking::get_exercise_student_average_best_attempt(
$total_exercises,
$user['user_id'],
$course_code,
$session_id
);
$user['exercise_average_best_attempt'] = $total_user_exercise;
if (is_numeric($avg_student_score)) {
$user['student_score'] = $avg_student_score.'%';
} else {
$user['student_score'] = $avg_student_score;
}
$user['count_assignments'] = Tracking::count_student_assignments($user['user_id'], $course_code, $session_id);
$user['count_messages'] = Tracking::count_student_messages($user['user_id'], $course_code, $session_id);
$user['first_connection'] = Tracking::get_first_connection_date_on_the_course($user['user_id'], $course_code, $session_id);
$user['last_connection'] = Tracking::get_last_connection_date_on_the_course($user['user_id'], $course_code, $session_id);
// we need to display an additional profile field
$user['additional'] = '';
if (isset($_GET['additional_profile_field']) AND is_numeric($_GET['additional_profile_field'])) {
if (isset($additional_user_profile_info[$user['user_id']]) &&
is_array($additional_user_profile_info[$user['user_id']])
) {
$user['additional'] = implode(', ', $additional_user_profile_info[$user['user_id']]);
}
}
if (empty($session_id)) {
$user['survey'] = (isset($survey_user_list[$user['user_id']]) ? $survey_user_list[$user['user_id']] : 0) .' / '.$total_surveys;
}
$user['link'] = '<center><a href="../mySpace/myStudents.php?student='.$user['user_id'].'&details=true&course='.$course_code.'&origin=tracking_course&id_session='.$session_id.'"><img src="'.api_get_path(WEB_IMG_PATH).'2rightarrow.gif" border="0" /></a></center>';
// store columns in array $users
$is_western_name_order = api_is_western_name_order();
$user_row = array();
$user_row[]= $user['official_code']; //0
if ($is_western_name_order) {
$user_row[]= $user['firstname'];
$user_row[]= $user['lastname'];
} else {
$user_row[]= $user['lastname'];
$user_row[]= $user['firstname'];
}
$user_row[]= $user['username'];
$user_row[]= $user['time'];
$user_row[]= $user['average_progress'];
$user_row[]= $user['exercise_progress'];
$user_row[]= $user['exercise_average_best_attempt'];
$user_row[]= $user['student_score'];
$user_row[]= $user['count_assignments'];
$user_row[]= $user['count_messages'];
if (empty($session_id)) {
$user_row[]= $user['survey'];
}
$user_row[]= $user['first_connection'];
$user_row[]= $user['last_connection'];
if (isset($_GET['additional_profile_field']) AND is_numeric($_GET['additional_profile_field'])) {
$user_row[]= $user['additional'];
}
$user_row[]= $user['link'];
$users[] = $user_row;
if ($export_csv) {
if (empty($session_id)) {
$user_row = array_map('strip_tags', $user_row);
unset($user_row[14]);
unset($user_row[15]);
} else {
$user_row = array_map('strip_tags', $user_row);
unset($user_row[13]);
unset($user_row[14]);
}
$csv_content[] = $user_row;
}
}
return $users;
}
// We unset the sessions
unset($_SESSION['paged_questions']);
unset($_SESSION['page_questions_sec']);
$paged_questions_sec = array();
$form->display();
}
}
// Displaying the survey thanks message
if (isset($_POST['finish_survey'])) {
Display::display_confirmation_message(get_lang('SurveyFinished'));
echo $survey_data['survey_thanks'];
survey_manager::update_survey_answered(
$survey_data,
$survey_invitation['user'],
$survey_invitation['survey_code']
);
unset($_SESSION['paged_questions']);
unset($_SESSION['page_questions_sec']);
Display :: display_footer();
exit();
}
// Sets the random questions
$shuffle = '';
if ($survey_data['shuffle'] == 1) {
$shuffle = ' BY RAND() ';
}
if (isset($_GET['show']) || isset($_POST['personality'])) {
if (empty($survey_data)) {
Display::display_header(get_lang('SurveyPreview'));
Display::display_error_message(get_lang('InvallidSurvey'), false);
Display::display_footer();
exit;
}
$urlname = strip_tags($survey_data['title']);
if (api_is_allowed_to_edit()) {
// Breadcrumbs
$interbreadcrumb[] = array('url' => api_get_path(WEB_CODE_PATH).'survey/survey_list.php', 'name' => get_lang('SurveyList'));
$interbreadcrumb[] = array('url' => api_get_path(WEB_CODE_PATH).'survey/survey.php?survey_id='.$survey_id, 'name' => $urlname);
}
$courseCode = isset($_GET['cidReq']) ? $_GET['cidReq'] : null;
$surveyAnonymous = survey_manager::get_survey($survey_id, 0, $courseCode);
$surveyAnonymous = $surveyAnonymous['anonymous'];
if ($surveyAnonymous == 0 && api_is_anonymous()) {
api_not_allowed(true);
} elseif ($surveyAnonymous == 0 && $userInvited == 0) {
if (!api_is_allowed_to_edit()) {
api_not_allowed(true);
}
}
// Header
Display :: display_header(get_lang('SurveyPreview'));
// We exit here is the first or last question is a pagebreak (which causes errors)
SurveyUtil::check_first_last_question($survey_id, false);
// Only a course admin is allowed to preview a survey: you are NOT a course admin => error message
} else {
Display::display_error_message(get_lang('ErrorOccurred'), false);
}
}
// Action handling: performing the same action on multiple surveys
if (isset($_POST['action']) && $_POST['action']) {
if (is_array($_POST['id'])) {
foreach ($_POST['id'] as $key => &$value) {
// getting the information of the survey (used for when the survey is shared)
$survey_data = survey_manager::get_survey($value);
// if the survey is shared => also delete the shared content
if (is_numeric($survey_data['survey_share'])) {
survey_manager::delete_survey($survey_data['survey_share'], true);
}
// delete the actual survey
survey_manager::delete_survey($value);
}
Display::display_confirmation_message(get_lang('SurveysDeleted'), false);
} else {
Display::display_error_message(get_lang('NoSurveysSelected'), false);
}
}
echo '<div class="actions">';
if (!api_is_course_coach() || $extend_rights_for_coachs == 'true') {
// Action links
echo '<a href="' . api_get_path(WEB_CODE_PATH) . 'survey/create_new_survey.php?' . api_get_cidreq() . '&action=add">' . Display::return_icon('new_survey.png', get_lang('CreateNewSurvey'), '', ICON_SIZE_MEDIUM) . '</a> ';
}
echo '<a href="' . api_get_self() . '?' . api_get_cidreq() . '&search=advanced">' . Display::return_icon('search.png', get_lang('Search'), '', ICON_SIZE_MEDIUM) . '</a>';
echo '</div>';
// Load main content
if (api_is_course_coach() && $extend_rights_for_coachs == 'false') {
break;
case 'get_survey_overview':
$sessionId = 0;
if (!empty($_GET['session_id']) && !empty($_GET['course_id']) && !empty($_GET['survey_id'])) {
$sessionId = intval($_GET['session_id']);
$courseId = intval($_GET['course_id']);
$surveyId = intval($_GET['survey_id']);
$date_from = $_GET['date_from'];
$date_to = $_GET['date_to'];
//$course = api_get_course_info_by_id($courseId);
}
/**
* Add lessons of course
*/
$columns = array('username', 'firstname', 'lastname');
$questions = survey_manager::get_questions($surveyId, $courseId);
foreach ($questions as $question_id => $question) {
$columns[] = $question_id;
}
$result = SessionManager::get_survey_overview($sessionId, $courseId, $surveyId, $date_from, $date_to, array('where' => $whereCondition, 'order' => "{$sidx} {$sord}", 'limit' => "{$start} , {$limit}"));
break;
case 'get_session_progress':
$columns = array('lastname', 'firstname', 'username', 'total', 'courses', 'lessons', 'exercises', 'forums', 'homeworks', 'wikis', 'surveys', 'lessons_total', 'lessons_done', 'lessons_left', 'lessons_progress', 'exercises_total', 'exercises_done', 'exercises_left', 'exercises_progress', 'forums_total', 'forums_done', 'forums_left', 'forums_progress', 'assignments_total', 'assignments_done', 'assignments_left', 'assignments_progress', 'wiki_total', 'wiki_revisions', 'wiki_read', 'wiki_unread', 'wiki_progress', 'surveys_total', 'surveys_done', 'surveys_left', 'surveys_progress');
$sessionId = 0;
if (!empty($_GET['course_id']) && !empty($_GET['session_id'])) {
$sessionId = intval($_GET['session_id']);
$courseId = intval($_GET['course_id']);
}
$result = SessionManager::get_session_progress($sessionId, $courseId, array('where' => $whereCondition, 'order' => "{$sidx} {$sord}", 'limit' => "{$start} , {$limit}"));
break;
case 'get_session_access_overview':
/**
* Display a sortable table that contains an overview off all the progress of the user in a session
* @author César Perales <*****@*****.**>, Beeznest Team
*/
function display_survey_overview($sessionId = 0, $courseId = 0, $surveyId = 0, $date_from, $date_to)
{
/**
* Column name
* The order is important you need to check the $column variable in the model.ajax.php file
*/
$columns = array(
get_lang('Username'),
get_lang('FirstName'),
get_lang('LastName'),
);
//add lessons of course
$questions = survey_manager::get_questions($surveyId, $courseId);
foreach ($questions as $question) {
$columns[] = $question['question'];
}
/**
* Column config
*/
$column_model = array(
array('name'=>'username', 'index'=>'username', 'align'=>'left', 'search' => 'true', 'wrap_cell' => "true"),
array('name'=>'firstname', 'index'=>'firstname', 'align'=>'left', 'search' => 'true'),
array('name'=>'lastname', 'index'=>'lastname', 'align'=>'left', 'search' => 'true'),
);
//get dinamic column names
foreach ($questions as $question_id => $question) {
$column_model[] = array(
'name'=> $question_id,
'index'=>$question_id,
'width'=>'70',
'align'=>'left',
'search' => 'true'
);
}
$action_links = '';
// jqgrid will use this URL to do the selects
$url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_survey_overview&session_id=' . $sessionId . '&course_id=' . $courseId . '&survey_id=' . $surveyId . '&date_to=' . $date_to . '&date_from=' . $date_from;
//Table Id
$tableId = 'lpProgress';
//Autowidth
$extra_params['autowidth'] = 'true';
//height auto
$extra_params['height'] = 'auto';
$table = Display::grid_js($tableId, $url, $columns, $column_model, $extra_params, array(), $action_links, true);
$return = '<script>$(function() {'. $table .
'jQuery("#'.$tableId.'").jqGrid("navGrid","#'.$tableId.'_pager",{view:false, edit:false, add:false, del:false, search:false, excel:true});
jQuery("#'.$tableId.'").jqGrid("navButtonAdd","#'.$tableId.'_pager",{
caption:"",
title:"' . get_lang('ExportExcel') . '",
onClickButton : function () {
jQuery("#'.$tableId.'").jqGrid("excelExport",{"url":"'.$url.'&export_format=xls"});
}
});
});</script>';
$return .= Display::grid_html($tableId);
return $return;
}
$form->addRule('survey_code', '', 'maxlength', 20);
}
$form->addRule('survey_title', get_lang('ThisFieldIsRequired'), 'required');
$form->addRule('start_date', get_lang('InvalidDate'), 'date');
$form->addRule('end_date', get_lang('InvalidDate'), 'date');
$form->addRule(array('start_date', 'end_date'), get_lang('StartDateShouldBeBeforeEndDate'), 'date_compare', 'lte');
// Setting the default values
$form->setDefaults($defaults);
// The validation or display
if ($form->validate()) {
// Exporting the values
$values = $form->exportValues();
// Storing the survey
$return = survey_manager::store_survey($values);
/* // Deleting the shared survey if the survey is getting unshared (this only happens when editing)
if (is_numeric($survey_data['survey_share']) && $values['survey_share']['survey_share'] == 0 && $values['survey_id'] != '') {
survey_manager::delete_survey($survey_data['survey_share'], true);
}
// Storing the already existing questions and options of a survey that gets shared (this only happens when editing)
if ($survey_data['survey_share'] == 0 && $values['survey_share']['survey_share'] !== 0 && $values['survey_id'] != '') {
survey_manager::get_complete_survey_structure($return['id']);
}
*/
if ($return['type'] == 'error') {
// Display the error
Display::display_error_message(get_lang($return['message']), false);
// Displaying the header
if (api_strlen(strip_tags($survey_data['title'])) > 40) {
$urlname .= '...';
}
// Breadcrumbs
$interbreadcrumb[] = array('url' => 'survey_list.php', 'name' => get_lang('SurveyList'));
$interbreadcrumb[] = array('url' => 'survey.php?survey_id=' . $survey_id, 'name' => $urlname);
// Displaying the header
Display::display_header($tool_name);
// Checking the parameters
if (!is_numeric($survey_id)) {
Display::display_error_message(get_lang('Error'), false);
Display::display_footer();
exit;
}
// Getting all the people who have filled this survey
$answered_data = survey_manager::get_people_who_filled_survey($survey_id);
if ($survey_data['anonymous'] == 1) {
Display::display_normal_message(get_lang('AnonymousSurveyCannotKnowWhoAnswered') . ' ' . count($answered_data) . ' ' . get_lang('PeopleAnswered'));
$answered_data = array();
}
if (!isset($_GET['view']) or $_GET['view'] == 'invited') {
echo get_lang('ViewInvited') . ' | ';
} else {
echo ' <a href="' . api_get_self() . '?survey_id=' . $survey_id . '&view=invited">' . get_lang('ViewInvited') . '</a> |';
}
if ($_GET['view'] == 'answered') {
echo get_lang('ViewAnswered') . ' | ';
} else {
echo ' <a href="' . api_get_self() . '?survey_id=' . $survey_id . '&view=answered">' . get_lang('ViewAnswered') . '</a> |';
}
if ($_GET['view'] == 'unanswered') {
echo '</td></tr>';
$data_exercices[$i][] = $exercices['title'];
$data_exercices[$i][] = $score_percentage . '%';
$data_exercices[$i][] = $count_attempts;
$i++;
}
} else {
echo '<tr><td colspan="6">' . get_lang('NoExercise') . '</td></tr>';
}
echo '</table>';
//@when using sessions we do not show the survey list
if (empty($session_id)) {
$survey_list = survey_manager::get_surveys($courseInfo['code'], $session_id);
$survey_data = array();
foreach ($survey_list as $survey) {
$user_list = survey_manager::get_people_who_filled_survey($survey['survey_id'], false, $courseId);
$survey_done = Display::return_icon("accept_na.png", get_lang('NoAnswer'), array(), ICON_SIZE_SMALL);
if (in_array($student_id, $user_list)) {
$survey_done = Display::return_icon("accept.png", get_lang('Answered'), array(), ICON_SIZE_SMALL);
}
$data = array('title' => $survey['title'], 'done' => $survey_done);
$survey_data[] = $data;
}
if (!empty($survey_list)) {
$table = new HTML_Table(array('class' => 'data_table'));
$header_names = array(get_lang('Survey'), get_lang('Answered'));
$row = 0;
$column = 0;
foreach ($header_names as $item) {
$table->setHeaderContents($row, $column, $item);
$column++;
$i++;
}
} else {
echo '<tr><td colspan="6">'.get_lang('NoExercise').'</td></tr>';
}
echo '</table>';
//@when using sessions we do not show the survey list
if (empty($session_id)) {
$survey_list = survey_manager::get_surveys($course_code, $session_id);
$survey_data = array();
foreach($survey_list as $survey) {
$user_list = survey_manager::get_people_who_filled_survey($survey['survey_id'], false, $info_course['real_id']);
$survey_done = Display::return_icon("accept_na.png", get_lang('NoAnswer'), array(), ICON_SIZE_SMALL);
if (in_array($student_id, $user_list)) {
$survey_done = Display::return_icon("accept.png", get_lang('Answered'), array(), ICON_SIZE_SMALL);
}
$data = array('title' => $survey['title'], 'done' => $survey_done);
$survey_data[] = $data;
}
if (!empty($survey_list)) {
$table = new HTML_Table(array('class' => 'data_table'));
$header_names = array(get_lang('Survey'), get_lang('Answered'));
$row = 0;
$column = 0;
foreach ($header_names as $item) {
$table->setHeaderContents($row, $column, $item);
exit;
}
// Displaying the header
Display::display_header($tool_name, 'Survey');
// Action handling
$my_action_survey = isset($_GET['action']) ? Security::remove_XSS($_GET['action']) : null;
$my_question_id_survey = isset($_GET['question_id']) ? Security::remove_XSS($_GET['question_id']) : null;
$my_survey_id_survey = Security::remove_XSS($_GET['survey_id']);
$message_information = isset($_GET['message']) ? Security::remove_XSS($_GET['message']) : null;
if (isset($_GET['action'])) {
if (($_GET['action'] == 'moveup' || $_GET['action'] == 'movedown') && isset($_GET['question_id'])) {
survey_manager::move_survey_question($my_action_survey, $my_question_id_survey, $my_survey_id_survey);
Display::display_confirmation_message(get_lang('SurveyQuestionMoved'));
}
if ($_GET['action'] == 'delete' and is_numeric($_GET['question_id'])) {
survey_manager::delete_survey_question($my_survey_id_survey, $my_question_id_survey, $survey_data['is_shared']);
}
}
if (isset($_GET['message'])) {
// We have created the survey or updated the survey
if (in_array($_GET['message'], array('SurveyUpdatedSuccesfully', 'SurveyCreatedSuccesfully'))) {
Display::display_confirmation_message(get_lang($message_information) . ', ' . PHP_EOL . api_strtolower(get_lang('YouCanNowAddQuestionToYourSurvey')));
}
// We have added a question
if (in_array($_GET['message'], array('QuestionAdded', 'QuestionUpdated'))) {
Display::display_confirmation_message(get_lang($message_information));
}
if (in_array($_GET['message'], array('YouNeedToCreateGroups'))) {
Display::display_warning_message(get_lang($message_information), false);
}
}
/**
* Returns the "what's new" icon notifications
*
* The general logic of this function is to track the last time the user
* entered the course and compare to what has changed inside this course
* since then, based on the item_property table inside this course. Note that,
* if the user never entered the course before, he will not see notification
* icons. This function takes session ID into account (if any) and only shows
* the corresponding notifications.
* @param array Course information array, containing at least elements 'db' and 'k'
* @return string The HTML link to be shown next to the course
*/
public static function show_notification($course_info)
{
$t_track_e_access = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_LASTACCESS);
$course_tool_table = Database::get_course_table(TABLE_TOOL_LIST);
$tool_edit_table = Database::get_course_table(TABLE_ITEM_PROPERTY);
$course_code = Database::escape_string($course_info['code']);
$user_id = api_get_user_id();
$course_id = $course_info['real_id'];
$course_info['id_session'] = intval($course_info['id_session']);
// Get the user's last access dates to all tools of this course
$sql = "SELECT *\n FROM {$t_track_e_access} USE INDEX (access_cours_code, access_user_id)\n WHERE\n access_cours_code = '" . $course_code . "' AND\n access_user_id = '{$user_id}' AND\n access_session_id ='" . $course_info['id_session'] . "'";
$resLastTrackInCourse = Database::query($sql);
$oldestTrackDate = $oldestTrackDateOrig = '3000-01-01 00:00:00';
while ($lastTrackInCourse = Database::fetch_array($resLastTrackInCourse)) {
$lastTrackInCourseDate[$lastTrackInCourse['access_tool']] = $lastTrackInCourse['access_date'];
if ($oldestTrackDate > $lastTrackInCourse['access_date']) {
$oldestTrackDate = $lastTrackInCourse['access_date'];
}
}
if ($oldestTrackDate == $oldestTrackDateOrig) {
//if there was no connexion to the course ever, then take the
// course creation date as a reference
$course_table = Database::get_main_table(TABLE_MAIN_COURSE);
$sql = "SELECT course.creation_date " . "FROM {$course_table} course " . "WHERE course.code = '" . $course_code . "'";
$res = Database::query($sql);
if ($res && Database::num_rows($res) > 0) {
$row = Database::fetch_array($res);
}
$oldestTrackDate = $row['creation_date'];
}
// Get the last edits of all tools of this course.
$sql = "SELECT\n tet.*,\n tet.lastedit_date last_date,\n tet.tool tool,\n tet.ref ref,\n tet.lastedit_type type,\n tet.to_group_id group_id,\n ctt.image image,\n ctt.link link\n FROM {$tool_edit_table} tet, {$course_tool_table} ctt\n WHERE\n tet.c_id = {$course_id} AND\n ctt.c_id = {$course_id} AND\n tet.lastedit_date > '{$oldestTrackDate}' " . " AND (ctt.name = tet.tool OR (ctt.name = 'student_publication' AND tet.tool = 'work')) " . " AND ctt.visibility = '1' " . " AND tet.lastedit_user_id != {$user_id} AND tet.id_session = '" . $course_info['id_session'] . "'\n ORDER BY tet.lastedit_date";
$res = Database::query($sql);
// Get the group_id's with user membership.
$group_ids = GroupManager::get_group_ids($course_info['real_id'], $user_id);
$group_ids[] = 0;
//add group 'everyone'
$notifications = array();
// Filter all last edits of all tools of the course
while ($res && ($item_property = Database::fetch_array($res))) {
// First thing to check is if the user never entered the tool
// or if his last visit was earlier than the last modification.
if ((!isset($lastTrackInCourseDate[$item_property['tool']]) || $lastTrackInCourseDate[$item_property['tool']] < $item_property['lastedit_date']) && (in_array($item_property['to_group_id'], $group_ids) && ($item_property['tool'] != TOOL_DROPBOX && $item_property['tool'] != TOOL_NOTEBOOK && $item_property['tool'] != TOOL_CHAT)) && ($item_property['visibility'] == '1' || $course_info['status'] == '1' && $item_property['visibility'] == '0' || !isset($item_property['visibility']))) {
if ($course_info['real_id'] == 1) {
// var_dump($item_property);
}
// Also drop announcements and events that are not for the user or his group.
if (($item_property['tool'] == TOOL_ANNOUNCEMENT || $item_property['tool'] == TOOL_CALENDAR_EVENT) && ($item_property['to_user_id'] != $user_id && (!isset($item_property['to_group_id']) || !in_array($item_property['to_group_id'], $group_ids)))) {
continue;
}
// If it's a survey, make sure the user's invited. Otherwise drop it.
if ($item_property['tool'] == TOOL_SURVEY) {
$survey_info = survey_manager::get_survey($item_property['ref'], 0, $course_code);
if (!empty($survey_info)) {
$invited_users = SurveyUtil::get_invited_users($survey_info['code'], $course_code);
if (!in_array($user_id, $invited_users['course_users'])) {
continue;
}
}
}
// If it's a learning path, ensure it is currently visible to the user
if ($item_property['tool'] == TOOL_LEARNPATH) {
require_once api_get_path(SYS_CODE_PATH) . 'newscorm/learnpath.class.php';
if (!learnpath::is_lp_visible_for_student($item_property['ref'], $user_id, $course_code)) {
continue;
}
}
if ($item_property['tool'] == 'work' && $item_property['type'] == 'DirectoryCreated') {
$item_property['lastedit_type'] = 'WorkAdded';
}
$notifications[$item_property['tool']] = $item_property;
}
}
// Show all tool icons where there is something new.
$retvalue = ' ';
while (list($key, $notification) = each($notifications)) {
$lastDate = date('d/m/Y H:i', convert_sql_date($notification['lastedit_date']));
$type = $notification['lastedit_type'];
if (empty($course_info['id_session'])) {
$my_course['id_session'] = 0;
} else {
$my_course['id_session'] = $course_info['id_session'];
}
$label = get_lang('TitleNotification') . ": " . get_lang($type) . " ({$lastDate})";
$retvalue .= '<a href="' . api_get_path(WEB_CODE_PATH) . $notification['link'] . '?cidReq=' . $course_code . '&ref=' . $notification['ref'] . '&gidReq=' . $notification['to_group_id'] . '&id_session=' . $my_course['id_session'] . '">' . Display::return_icon($notification['image'], $label) . '</a> ';
}
return $retvalue;
}
/**
* Restore surveys
*/
function restore_surveys()
{
if ($this->course->has_resources(RESOURCE_SURVEY)) {
$table_sur = Database::get_course_table(TABLE_SURVEY);
$table_que = Database::get_course_table(TABLE_SURVEY_QUESTION);
$table_ans = Database::get_course_table(TABLE_SURVEY_QUESTION_OPTION);
$resources = $this->course->resources;
foreach ($resources[RESOURCE_SURVEY] as $id => $survey) {
$sql_check = 'SELECT survey_id FROM ' . $table_sur . '
WHERE c_id = ' . $this->destination_course_id . ' AND
code = "' . self::DBUTF8escapestring($survey->code) . '" AND
lang = "' . self::DBUTF8escapestring($survey->lang) . '" ';
$result_check = Database::query($sql_check);
// check resources inside html from fckeditor tool and copy correct urls into recipient course
$survey->title = DocumentManager::replace_urls_inside_content_html_from_copy_course($survey->title, $this->course->code, $this->course->destination_path, $this->course->backup_path, $this->course->info['path']);
$survey->subtitle = DocumentManager::replace_urls_inside_content_html_from_copy_course($survey->subtitle, $this->course->code, $this->course->destination_path, $this->course->backup_path, $this->course->info['path']);
$survey->intro = DocumentManager::replace_urls_inside_content_html_from_copy_course($survey->intro, $this->course->code, $this->course->destination_path, $this->course->backup_path, $this->course->info['path']);
$survey->surveythanks = DocumentManager::replace_urls_inside_content_html_from_copy_course($survey->surveythanks, $this->course->code, $this->course->destination_path, $this->course->backup_path, $this->course->info['path']);
$sql = "INSERT INTO " . $table_sur . " " . "SET\n\t\t\t\t\t\tc_id = " . $this->destination_course_id . " ,\n\t\t\t\t\t\tcode = '" . self::DBUTF8escapestring($survey->code) . "', " . "title = '" . self::DBUTF8escapestring($survey->title) . "', " . "subtitle = '" . self::DBUTF8escapestring($survey->subtitle) . "', " . "author = '" . self::DBUTF8escapestring($survey->author) . "', " . "lang = '" . self::DBUTF8escapestring($survey->lang) . "', " . "avail_from = '" . self::DBUTF8escapestring($survey->avail_from) . "', " . "avail_till = '" . self::DBUTF8escapestring($survey->avail_till) . "', " . "is_shared = '" . self::DBUTF8escapestring($survey->is_shared) . "', " . "template = '" . self::DBUTF8escapestring($survey->template) . "', " . "intro = '" . self::DBUTF8escapestring($survey->intro) . "', " . "surveythanks = '" . self::DBUTF8escapestring($survey->surveythanks) . "', " . "creation_date = '" . self::DBUTF8escapestring($survey->creation_date) . "', " . "invited = '0', " . "answered = '0', " . "invite_mail = '" . self::DBUTF8escapestring($survey->invite_mail) . "', " . "reminder_mail = '" . self::DBUTF8escapestring($survey->reminder_mail) . "'";
//An existing survey exists with the same code and the same language
if (Database::num_rows($result_check) == 1) {
switch ($this->file_option) {
case FILE_SKIP:
//Do nothing
break;
case FILE_RENAME:
$survey_code = $survey->code . '_';
$i = 1;
$temp_survey_code = $survey_code . $i;
while (!$this->is_survey_code_available($temp_survey_code)) {
$temp_survey_code = $survey_code . ++$i;
}
$survey_code = $temp_survey_code;
$sql = "INSERT INTO " . $table_sur . " " . "SET\n\t\t\t\t\t\t\t\t\tc_id = " . $this->destination_course_id . " ,\n\t\t\t\t\t\t\t\t\tcode = '" . self::DBUTF8escapestring($survey_code) . "', " . "title = '" . self::DBUTF8escapestring($survey->title) . "', " . "subtitle = '" . self::DBUTF8escapestring($survey->subtitle) . "', " . "author = '" . self::DBUTF8escapestring($survey->author) . "', " . "lang = '" . self::DBUTF8escapestring($survey->lang) . "', " . "avail_from = '" . self::DBUTF8escapestring($survey->avail_from) . "', " . "avail_till = '" . self::DBUTF8escapestring($survey->avail_till) . "', " . "is_shared = '" . self::DBUTF8escapestring($survey->is_shared) . "', " . "template = '" . self::DBUTF8escapestring($survey->template) . "', " . "intro = '" . self::DBUTF8escapestring($survey->intro) . "', " . "surveythanks = '" . self::DBUTF8escapestring($survey->surveythanks) . "', " . "creation_date = '" . self::DBUTF8escapestring($survey->creation_date) . "', " . "invited = '0', " . "answered = '0', " . "invite_mail = '" . self::DBUTF8escapestring($survey->invite_mail) . "', " . "reminder_mail = '" . self::DBUTF8escapestring($survey->reminder_mail) . "'";
//Insert the new source survey
Database::query($sql);
$new_id = Database::insert_id();
$this->course->resources[RESOURCE_SURVEY][$id]->destination_id = $new_id;
foreach ($survey->question_ids as $index => $question_id) {
$qid = $this->restore_survey_question($question_id, $new_id);
$sql = "UPDATE " . $table_que . " SET survey_id = " . $new_id . " WHERE c_id = " . $this->destination_course_id . " AND question_id = {$qid}";
Database::query($sql);
$sql = "UPDATE " . $table_ans . " SET survey_id = " . $new_id . " WHERE c_id = " . $this->destination_course_id . " AND question_id = {$qid}";
Database::query($sql);
}
break;
case FILE_OVERWRITE:
// Delete the existing survey with the same code and language and import the one of the source course
// getting the information of the survey (used for when the survey is shared)
require_once api_get_path(SYS_CODE_PATH) . 'survey/survey.lib.php';
$sql_select_existing_survey = "SELECT * FROM {$table_sur} WHERE c_id = " . $this->destination_course_id . " AND survey_id='" . self::DBUTF8escapestring(Database::result($result_check, 0, 0)) . "'";
$result = Database::query($sql_select_existing_survey);
$survey_data = Database::fetch_array($result, 'ASSOC');
// if the survey is shared => also delete the shared content
if (is_numeric($survey_data['survey_share'])) {
survey_manager::delete_survey($survey_data['survey_share'], true, $this->destination_course_id);
}
$return = survey_manager::delete_survey($survey_data['survey_id'], false, $this->destination_course_id);
//Insert the new source survey
Database::query($sql);
$new_id = Database::insert_id();
$this->course->resources[RESOURCE_SURVEY][$id]->destination_id = $new_id;
foreach ($survey->question_ids as $index => $question_id) {
$qid = $this->restore_survey_question($question_id, $new_id);
$sql = "UPDATE {$table_que} SET survey_id = {$new_id} WHERE c_id = " . $this->destination_course_id . " AND question_id = {$qid}";
Database::query($sql);
$sql = "UPDATE {$table_ans} SET survey_id = {$new_id} WHERE c_id = " . $this->destination_course_id . " AND question_id = {$qid}";
Database::query($sql);
}
break;
default:
break;
}
} else {
Database::query($sql);
$new_id = Database::insert_id();
$this->course->resources[RESOURCE_SURVEY][$id]->destination_id = $new_id;
foreach ($survey->question_ids as $index => $question_id) {
$qid = $this->restore_survey_question($question_id, $new_id);
$sql = "UPDATE {$table_que} SET survey_id = {$new_id} WHERE c_id = " . $this->destination_course_id . " AND question_id = {$qid}";
Database::query($sql);
$sql = "UPDATE {$table_ans} SET survey_id = {$new_id} WHERE c_id = " . $this->destination_course_id . " AND question_id = {$qid}";
Database::query($sql);
}
}
}
}
}
/** @todo this has to be moved to a more appropriate place (after the display_header of the code)*/
if (!(api_is_allowed_to_edit(false, true) || $isDrhOfCourse)) {
Display :: display_header(get_lang('ToolSurvey'));
Display :: display_error_message(get_lang('NotAllowed'), false);
Display :: display_footer();
exit;
}
// Database table definitions
$table_course = Database:: get_main_table(TABLE_MAIN_COURSE);
$table_user = Database:: get_main_table(TABLE_MAIN_USER);
// Getting the survey information
$survey_data = survey_manager::get_survey($survey_id);
if (empty($survey_data)) {
Display :: display_header(get_lang('ToolSurvey'));
Display :: display_error_message(get_lang('InvallidSurvey'), false);
Display :: display_footer();
exit;
}
$urlname = strip_tags(api_substr(api_html_entity_decode($survey_data['title'], ENT_QUOTES), 0, 40));
if (api_strlen(strip_tags($survey_data['title'])) > 40) {
$urlname .= '...';
}
// Breadcrumbs
$interbreadcrumb[] = array('url' => api_get_path(WEB_CODE_PATH).'survey/survey_list.php', 'name' => get_lang('SurveyList'));
$interbreadcrumb[] = array('url' => api_get_path(WEB_CODE_PATH).'survey/survey.php?survey_id='.$survey_id, 'name' => $urlname);
$form_content['answers'][0] = 1;
$form_content['answers'][1] = 2;
$form_content['answers'][2] = 3;
$form_content['answers'][3] = 4;
$form_content['answers'][4] = 5;
$form_content['values'][0] = 0;
$form_content['values'][1] = 0;
$form_content['values'][2] = 1;
$form_content['values'][3] = 2;
$form_content['values'][4] = 3;
}
// We are editing a question
if (isset($_GET['question_id']) && !empty($_GET['question_id'])) {
$form_content = survey_manager::get_question($_GET['question_id']);
}
// An action has been performed (for instance adding a possible answer, moving an answer, ...)
if ($_POST) {
$form_content = $_POST;
$form_content = $form->handle_action(
$survey_data,
$form_content
);
}
if ($error_message != '') {
$form_content['question'] = $_SESSION['temp_user_message'];
$form_content['answers'] = $_SESSION['temp_answers'];
$form_content['values'] = $_SESSION['temp_values'];
/**
* Delete a user from the platform, and all its belongings. This is a
* very dangerous function that should only be accessible by
* super-admins. Other roles should only be able to disable a user,
* which removes access to the platform but doesn't delete anything.
* @param int The ID of th user to be deleted
* @return boolean true if user is succesfully deleted, false otherwise
* @assert (null) === false
* @assert ('abc') === false
*/
public static function delete_user($user_id)
{
if ($user_id != strval(intval($user_id))) {
return false;
}
if ($user_id === false) {
return false;
}
if (!self::can_delete_user($user_id)) {
return false;
}
$user_info = api_get_user_info($user_id);
$table_user = Database::get_main_table(TABLE_MAIN_USER);
$usergroup_rel_user = Database::get_main_table(TABLE_USERGROUP_REL_USER);
$table_course_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$table_course = Database::get_main_table(TABLE_MAIN_COURSE);
$table_admin = Database::get_main_table(TABLE_MAIN_ADMIN);
$table_session_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
$table_session_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
$table_group = Database::get_course_table(TABLE_GROUP_USER);
$table_work = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
// Unsubscribe the user from all groups in all his courses
$sql = "SELECT c.id FROM {$table_course} c, {$table_course_user} cu\n WHERE cu.user_id = '" . $user_id . "' AND relation_type<>" . COURSE_RELATION_TYPE_RRHH . " AND c.id = cu.c_id";
$res = Database::query($sql);
while ($course = Database::fetch_object($res)) {
$sql = "DELETE FROM {$table_group} WHERE c_id = {$course->id} AND user_id = {$user_id}";
Database::query($sql);
}
// Unsubscribe user from all classes
//Classes are not longer supported
/*$sql = "DELETE FROM $table_class_user WHERE user_id = '".$user_id."'";
Database::query($sql);*/
// Unsubscribe user from usergroup_rel_user
$sql = "DELETE FROM {$usergroup_rel_user} WHERE user_id = '" . $user_id . "'";
Database::query($sql);
// Unsubscribe user from all courses
$sql = "DELETE FROM {$table_course_user} WHERE user_id = '" . $user_id . "'";
Database::query($sql);
// Unsubscribe user from all courses in sessions
$sql = "DELETE FROM {$table_session_course_user} WHERE id_user = '******'";
Database::query($sql);
// Unsubscribe user from all sessions
$sql = "DELETE FROM {$table_session_user} WHERE id_user = '******'";
Database::query($sql);
// Delete user picture
// TODO: Logic about api_get_setting('split_users_upload_directory') === 'true' , a user has 4 differnt sized photos to be deleted.
if (strlen($user_info['picture_uri']) > 0) {
$img_path = api_get_path(SYS_DATA_PATH) . 'upload/users/' . $user_id . '/' . $user_info['picture_uri'];
if (file_exists($img_path)) {
unlink($img_path);
}
}
// Delete the personal course categories
$course_cat_table = Database::get_main_table(TABLE_USER_COURSE_CATEGORY);
$sql = "DELETE FROM {$course_cat_table} WHERE user_id = '" . $user_id . "'";
Database::query($sql);
// Delete user from database
$sql = "DELETE FROM {$table_user} WHERE user_id = '" . $user_id . "'";
Database::query($sql);
// Delete user from the admin table
$sql = "DELETE FROM {$table_admin} WHERE user_id = '" . $user_id . "'";
Database::query($sql);
// Delete the personal agenda-items from this user
$agenda_table = Database::get_main_table(TABLE_PERSONAL_AGENDA);
$sql = "DELETE FROM {$agenda_table} WHERE user = '******'";
Database::query($sql);
$gradebook_results_table = Database::get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
$sql = 'DELETE FROM ' . $gradebook_results_table . ' WHERE user_id = ' . $user_id;
Database::query($sql);
$t_ufv = Database::get_main_table(TABLE_MAIN_USER_FIELD_VALUES);
$sqlv = "DELETE FROM {$t_ufv} WHERE user_id = {$user_id}";
Database::query($sqlv);
if (api_get_multiple_access_url()) {
$url_id = api_get_current_access_url_id();
UrlManager::delete_url_rel_user($user_id, $url_id);
} else {
//we delete the user from the url_id =1
UrlManager::delete_url_rel_user($user_id, 1);
}
if (api_get_setting('allow_social_tool') == 'true') {
$usergroup = new UserGroup();
//Delete user from portal groups
$group_list = $usergroup->get_groups_by_user($user_id);
if (!empty($group_list)) {
foreach ($group_list as $group_id => $data) {
$usergroup->delete_user_rel_group($user_id, $group_id);
}
}
// Delete user from friend lists
SocialManager::remove_user_rel_user($user_id, true);
}
survey_manager::delete_all_survey_invitations_by_user($user_id);
// Delete students works
$sqlw = "DELETE FROM {$table_work} WHERE user_id = {$user_id} AND c_id <> 0";
Database::query($sqlw);
unset($sqlw);
// Add event to system log
$user_id_manager = api_get_user_id();
event_system(LOG_USER_DELETE, LOG_USER_ID, $user_id, api_get_utc_datetime(), $user_id_manager, null, $user_info);
event_system(LOG_USER_DELETE, LOG_USER_OBJECT, implode(';', $user_info), api_get_utc_datetime(), $user_id_manager, null, $user_info);
return true;
}
