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- <?php
- /* For licensing terms, see /license.txt */
- /**
- * This is the tracking library for Chamilo
- * Include/require it in your code to use its functionality.
- *
- * @package chamilo.library
- * @author Julio Montoya <gugli100@gmail.com> (Score average fixes)
- */
- /**
- * Code
- */
- define('SESSION_LINK_TARGET','_self');
- /**
- * Class
- * @package chamilo.library
- */
- class Tracking {
- /**
- * Calculates the time spent on the platform by a user
- * @param int User id
- * @param bool True for calculating only time spent last week (optional)
- * @param int Timestamp for filtering by Day (optional, default = 0)
- * @return timestamp $nb_seconds
- */
- public static function get_time_spent_on_the_platform($user_id, $last_week = false, $by_day = 0) {
- $tbl_track_login = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_LOGIN);
- $condition_time = '';
- if ($last_week) {
- $a_last_week = get_last_week();
- $fday_last_week = date('Y-m-d H:i:s',$a_last_week[0]);
- $lday_last_week = date('Y-m-d H:i:s',$a_last_week[6]);
- $condition_time = ' AND (login_date >= "'.$fday_last_week.'" AND logout_date <= "'.$lday_last_week.'") ';
- } else if (!empty($by_day)) {
- $fdate_time = date('Y-m-d',$by_day).' 00:00:00';
- $ldate_time = date('Y-m-d',$by_day).' 23:59:59';
- $condition_time = ' AND (login_date >= "'.$fdate_time.'" AND logout_date <= "'.$ldate_time.'" ) ';
- }
- $sql = 'SELECT login_date, logout_date FROM '.$tbl_track_login.'
- WHERE login_user_id = '.intval($user_id).$condition_time;
- $rs = Database::query($sql);
- $nb_seconds = 0;
- $wrong_logout_dates = false;
- while ($a_connections = Database::fetch_array($rs)) {
- $s_login_date = $a_connections["login_date"];
- $s_logout_date = $a_connections["logout_date"];
- $i_timestamp_login_date = strtotime($s_login_date);
- $i_timestamp_logout_date = strtotime($s_logout_date);
- if ($i_timestamp_logout_date > 0) {
- // @TODO YW 20110708: for some reason the result here is often
- // negative, resulting in a negative time total. Considering the
- // logout_date is > 0, this can only mean that the database
- // contains items where the login_date is higher (=later) than
- // the logout date for a specific connexion. This has to be
- // analyzed and fixed. Also see the get_time_spent_on_the_course
- // for SQL summing.
- $nb_seconds += abs($i_timestamp_logout_date - $i_timestamp_login_date);
- } else { // there are wrong datas in db, then we can't give a wrong time
- $wrong_logout_dates = true;
- }
- }
- if($nb_seconds>0 || !$wrong_logout_dates)
- {
- return $nb_seconds;
- }
- else
- {
- return -1; //-1 means we have wrong datas in the db
- }
- }
- /**
- * Calculates the time spent on the course
- * @param integer User id
- * @param string Course code
- * @param int Session id (optional)
- * @return timestamp Time in seconds
- */
- public static function get_time_spent_on_the_course($user_id, $course_code, $session_id = 0) {
- // protect datas
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
- $tbl_track_course = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
- $condition_user = "";
- if (is_array($user_id)) {
- $user_id = array_map('intval', $user_id);
- $condition_user = " AND user_id IN (".implode(',',$user_id).") ";
- } else {
- $user_id = intval($user_id);
- $condition_user = " AND user_id = '$user_id' ";
- }
- $sql = "SELECT SUM(UNIX_TIMESTAMP(logout_course_date) - UNIX_TIMESTAMP(login_course_date)) as nb_seconds
- FROM $tbl_track_course
- WHERE course_code='$course_code' AND session_id = '$session_id' $condition_user";
- $rs = Database::query($sql);
- $row = Database::fetch_array($rs);
- return $row['nb_seconds'];
- }
- /**
- * Get first connection date for a student
- * @param int Student id
- * @return string|bool Date format long without day or false if there are no connections
- */
- public static function get_first_connection_date($student_id) {
- $tbl_track_login = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_LOGIN);
- $sql = 'SELECT login_date FROM ' . $tbl_track_login . '
- WHERE login_user_id = ' . intval($student_id) . '
- ORDER BY login_date ASC LIMIT 0,1';
- $rs = Database::query($sql);
- if(Database::num_rows($rs)>0) {
- if ($first_login_date = Database::result($rs, 0, 0)) {
- return api_convert_and_format_date($first_login_date, DATE_FORMAT_SHORT, date_default_timezone_get());
- }
- }
- return false;
- }
- /**
- * Get las connection date for a student
- * @param int Student id
- * @param bool Show a warning message (optional)
- * @param bool True for returning results in timestamp (optional)
- * @return string|int|bool Date format long without day, false if there are no connections or timestamp if parameter $return_timestamp is true
- */
- public static function get_last_connection_date($student_id, $warning_message = false, $return_timestamp = false) {
- $tbl_track_login = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_LOGIN);
- $sql = 'SELECT login_date FROM ' . $tbl_track_login . '
- WHERE login_user_id = ' . intval($student_id) . '
- ORDER BY login_date DESC LIMIT 0,1';
- $rs = Database::query($sql);
- if(Database::num_rows($rs)>0) {
- if ($last_login_date = Database::result($rs, 0, 0)) {
- $last_login_date = api_get_local_time($last_login_date);
- if ($return_timestamp) {
- return api_strtotime($last_login_date,'UTC');
- } else {
- if (!$warning_message) {
- return api_format_date($last_login_date, DATE_FORMAT_SHORT);
- } else {
- $timestamp = api_strtotime($last_login_date,'UTC');
- $currentTimestamp = time();
- //If the last connection is > than 7 days, the text is red
- //345600 = 7 days in seconds
- if ($currentTimestamp - $timestamp > 604800)
- {
- return '<span style="color: #F00;">' . api_format_date($last_login_date, DATE_FORMAT_SHORT) . '</span>';
- }
- else
- {
- return api_format_date($last_login_date, DATE_FORMAT_SHORT);
- }
- }
- }
- }
- }
- return false;
- }
- /**
- * Get first user's connection date on the course
- * @param int User id
- * @param string Course code
- * @param int Session id (optional, default=0)
- * @return string|bool Date with format long without day or false if there is no date
- */
- public static function get_first_connection_date_on_the_course($student_id, $course_code, $session_id = 0, $convert_date = true) {
- // protect data
- $student_id = intval($student_id);
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
- $tbl_track_login = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
- $sql = 'SELECT login_course_date FROM '.$tbl_track_login.'
- WHERE user_id = '.$student_id.'
- AND course_code = "'.$course_code.'"
- AND session_id = '.$session_id.'
- ORDER BY login_course_date ASC LIMIT 0,1';
- $rs = Database::query($sql);
- if (Database::num_rows($rs)>0) {
- if ($first_login_date = Database::result($rs, 0, 0)) {
- if ($convert_date) {
- return api_convert_and_format_date($first_login_date, DATE_FORMAT_SHORT, date_default_timezone_get());
- } else {
- return $first_login_date;
- }
- }
- }
- return false;
- }
- /**
- * Get last user's connection date on the course
- * @param int User id
- * @param string Course code
- * @param int Session id (optional, default=0)
- * @return string|bool Date with format long without day or false if there is no date
- */
- public static function get_last_connection_date_on_the_course($student_id, $course_code, $session_id = 0, $convert_date = true) {
- // protect data
- $student_id = intval($student_id);
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
- $tbl_track_e_course_access = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
- $sql = 'SELECT login_course_date FROM '.$tbl_track_e_course_access.'
- WHERE user_id = '.$student_id.'
- AND course_code = "'.$course_code.'"
- AND session_id = '.$session_id.'
- ORDER BY login_course_date DESC LIMIT 0,1';
- $rs = Database::query($sql);
- if (Database::num_rows($rs)>0) {
- if ($last_login_date = Database::result($rs, 0, 0)) {
- $last_login_date = api_get_local_time($last_login_date, null, date_default_timezone_get());
- $timestamp = api_strtotime($last_login_date);
- $currentTimestamp = time();
- //If the last connection is > than 7 days, the text is red
- //345600 = 7 days in seconds
- if ($currentTimestamp - $timestamp > 604800) {
- if ($convert_date) {
- //@todo this is so bad ...
- return '<span style="color: #F00;">' . api_format_date($last_login_date, DATE_FORMAT_SHORT) . (api_is_allowed_to_edit()?' <a href="'.api_get_path(REL_CODE_PATH).'announcements/announcements.php?action=add&remind_inactive='.$student_id.'" title="'.get_lang('RemindInactiveUser').'"><img align="middle" src="'.api_get_path(WEB_IMG_PATH).'messagebox_warning.gif" /></a>':'').'</span>';
- } else {
- return $last_login_date;
- }
- } else {
- if ($convert_date) {
- return api_format_date($last_login_date, DATE_FORMAT_SHORT);
- } else {
- return $last_login_date;
- }
- }
- }
- }
- return false;
- }
- /**
- * Get count of the connections to the course during a specified period
- * @param string Course code
- * @param int Session id (optional)
- * @param int Datetime from which to collect data (defaults to 0)
- * @param int Datetime to which to collect data (defaults to now)
- * @return int count connections
- */
- public static function get_course_connections_count($course_code, $session_id = 0, $start = 0, $stop = null) {
- // protect data
- $month_filter = '';
- if ($start < 0) {
- $start = 0;
- }
- if (!isset($stop) or ($stop < 0)) {
- $stop = api_get_utc_datetime();
- }
- $month_filter = " AND login_course_date > '$start' AND login_course_date < '$stop' ";
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
- $count = 0;
- $tbl_track_e_course_access = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
- $sql = "SELECT count(*) as count_connections FROM $tbl_track_e_course_access WHERE course_code = '$course_code' AND session_id = $session_id $month_filter";
- $rs = Database::query($sql);
- if (Database::num_rows($rs)>0) {
- $row = Database::fetch_object($rs);
- $count = $row->count_connections;
- }
- return $count;
- }
- /**
- * Get count courses per student
- * @param int Student id
- * @param bool Include sessions (optional)
- * @return int count courses
- */
- public static function count_course_per_student($user_id, $include_sessions = true) {
- $user_id = intval($user_id);
- $tbl_course_rel_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
- $tbl_session_course_rel_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $sql = 'SELECT DISTINCT course_code
- FROM ' . $tbl_course_rel_user . '
- WHERE user_id = ' . $user_id.' AND relation_type<>'.COURSE_RELATION_TYPE_RRHH;
- $rs = Database::query($sql);
- $nb_courses = Database::num_rows($rs);
- if ($include_sessions) {
- $sql = 'SELECT DISTINCT course_code
- FROM ' . $tbl_session_course_rel_user . '
- WHERE id_user = ' . $user_id;
- $rs = Database::query($sql);
- $nb_courses += Database::num_rows($rs);
- }
- return $nb_courses;
- }
- /**
- * Gets the score average from all tests in a course by student
- *
- * @param mixed Student(s) id
- * @param string Course code
- * @param int Exercise id (optional), filtered by exercise
- * @param int Session id (optional), if param $session_id is null it'll return results including sessions, 0 = session is not filtered
- * @return string value (number %) Which represents a round integer about the score average.
- */
- public static function get_avg_student_exercise_score($student_id, $course_code, $exercise_id = 0, $session_id = null) {
- // protect datas
- $course_code = Database::escape_string($course_code);
- // get the informations of the course
- $a_course = CourseManager :: get_course_information($course_code);
- if (!empty($a_course)) {
- // table definition
- $tbl_course_quiz = Database::get_course_table(TABLE_QUIZ_TEST);
- $tbl_stats_exercise = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
- // Compose a filter based on optional exercise given
- $condition_quiz = "";
- if (!empty($exercise_id)) {
- $exercise_id = intval($exercise_id);
- $condition_quiz =" AND id = $exercise_id ";
- }
- // Compose a filter based on optional session id given
- $condition_session = "";
- if (isset($session_id)) {
- $session_id = intval($session_id);
- $condition_session = " AND session_id = $session_id ";
- }
- $sql = "SELECT count(id) FROM $tbl_course_quiz
- WHERE c_id = {$a_course['real_id']} AND active <> -1 $condition_quiz ";
- $count_quiz = Database::fetch_row(Database::query($sql));
- $quiz_avg_total_score = 0;
- if (!empty($count_quiz[0]) && !empty($student_id)) {
- $condition_user = "";
- if (is_array($student_id)) {
- $condition_user = " AND exe_user_id IN (".implode(',',$student_id).") ";
- } else {
- $condition_user = " AND exe_user_id = '$student_id' ";
- }
- if (empty($exercise_id)) {
- $sql = "SELECT id FROM $tbl_course_quiz
- WHERE c_id = {$a_course['real_id']} AND active <> -1 $condition_quiz";
- $exercises = Database::fetch_row(Database::query($sql));
- $exercise_list = array();
- $exercise_id = 0;
- if (!empty($exercises)) {
- foreach($exercises as $row) {
- $exercise_list[] = $row['id'];
- }
- $exercise_id = implode("','",$exercise_list);
- }
- }
- $count_quiz = Database::fetch_row(Database::query($sql));
- $sql = "SELECT SUM(exe_result/exe_weighting*100) as avg_score, COUNT(*) as num_attempts
- FROM $tbl_stats_exercise
- WHERE exe_exo_id IN ('".$exercise_id."')
- $condition_user
- AND orig_lp_id = 0
- AND exe_cours_id = '$course_code'
- AND orig_lp_item_id = 0 $condition_session
- ORDER BY exe_date DESC";
- $res = Database::query($sql);
- $row = Database::fetch_array($res);
- $quiz_avg_score = 0;
- if (!empty($row['avg_score'])) {
- $quiz_avg_score = round($row['avg_score'],2);
- }
- if(!empty($row['num_attempts'])) {
- $quiz_avg_score = round($quiz_avg_score / $row['num_attempts'], 2);
- }
- if (is_array($student_id)) {
- $quiz_avg_score = round($quiz_avg_score / count($student_id), 2);
- }
- return $quiz_avg_score;
- }
- }
- return null;
- }
- /**
- * Get count student's exercise attempts
- * @param int Student id
- * @param string Course code
- * @param int Exercise id
- * @param int Learning path id (optional), for showing attempts inside a learning path $lp_id and $lp_item_id params are required.
- * @param int Learning path item id (optional), for showing attempts inside a learning path $lp_id and $lp_item_id params are required.
- * @return int count of attempts
- */
- public function count_student_exercise_attempts($student_id, $course_code, $exercise_id, $lp_id = 0, $lp_item_id = 0, $session_id = 0) {
- $course_code = Database::escape_string($course_code);
- $student_id = intval($student_id);
- $exercise_id = intval($exercise_id);
- $session_id = intval($session_id);
- $count_attempts = 0;
- if (!empty($lp_id)) $lp_id = intval($lp_id);
- if (!empty($lp_item_id)) $lp_id = intval($lp_item_id);
-
- $tbl_stats_exercices = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
- $sql = "SELECT COUNT(ex.exe_id) as essais FROM $tbl_stats_exercices AS ex
- WHERE ex.exe_cours_id = '$course_code'
- AND ex.exe_exo_id = $exercise_id
- AND orig_lp_id = $lp_id
- AND orig_lp_item_id = $lp_item_id
- AND exe_user_id= $student_id
- AND session_id = $session_id ";
-
- $rs = Database::query($sql);
- $row = Database::fetch_row($rs);
- $count_attempts = $row[0];
-
- return $count_attempts;
- }
- /**
- * Get count student's exercise progress
- * @param int user id
- * @param string course code
- * @param int session id
- */
-
- function get_exercise_student_progress($exercise_list, $user_id, $course_code, $session_id) {
- $course_code = Database::escape_string($course_code);
- $user_id = intval($user_id);
- $session_id = intval($session_id);
-
- if (empty($exercise_list)) {
- return '0%';
- }
- $tbl_stats_exercices = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
- $exercise_list = array_keys($exercise_list);
- $exercise_list = array_map('intval', $exercise_list);
-
- $exercise_list_imploded = implode("' ,'", $exercise_list);
-
- $sql = "SELECT COUNT(DISTINCT ex.exe_exo_id) FROM $tbl_stats_exercices AS ex
- WHERE ex.exe_cours_id = '$course_code' AND
- ex.session_id = $session_id AND
- ex.exe_user_id = $user_id AND ex.exe_exo_id IN ('$exercise_list_imploded') ";
-
- $rs = Database::query($sql);
- $count = 0;
- if ($rs) {
- $row = Database::fetch_row($rs);
- $count = $row[0];
- }
- $count = ($count != 0 ) ? 100*round(intval($count)/count($exercise_list), 2) .'%' : '0%';
- return $count;
- }
- /**
- * Returns the average student progress in the learning paths of the given
- * course.
- * @param int/array Student id(s)
- * @param string Course code
- * @param array Limit average to listed lp ids
- * @param int Session id (optional), if parameter $session_id is null(default) it'll return results including sessions, 0 = session is not filtered
- * @param bool Will return an array of the type: [sum_of_progresses, number] if it is set to true
- * @return double Average progress of the user in this course
- */
- public static function get_avg_student_progress($student_id, $course_code, $lp_ids = array(), $session_id = null, $return_array = false) {
- // get the informations of the course
- $a_course = CourseManager :: get_course_information($course_code);
- if (!empty($a_course)) {
- // table definition
- $tbl_course_lp_view = Database :: get_course_table(TABLE_LP_VIEW);
- $tbl_course_lp = Database :: get_course_table(TABLE_LP_MAIN);
- // Compose a filter based on optional learning paths list given
- $condition_lp = "";
- if (!empty($lp_ids)) {
- if (count($lp_ids) > 0) {
- $condition_lp =" AND id IN(".implode(',',$lp_ids).") ";
- }
- }
- $session_id = intval($session_id);
- $sql = "SELECT id FROM $tbl_course_lp lp WHERE c_id = {$a_course['real_id']} $condition_lp";
- $res_count_lp = Database::query($sql);
- // count the number of learning paths
- $lp_id = array();
- while ($row_lp = Database::fetch_array($res_count_lp,'ASSOC')) {
- //$visibility = api_get_item_visibility($a_course, TOOL_LEARNPATH, $row_lp['id'], $session_id);
- // if ($visibility == 1) {
- $lp_id[] = $row_lp['id'];
- //}
- }
- $count_lp = count($lp_id);
- $avg_progress = 0;
- //if there is at least one learning path and one student
- if ($count_lp>0 && !empty($student_id)) {
- $condition_user = "";
- if (is_array($student_id)) {
- array_walk($student_id,'intval');
- $condition_user = " lp_view.user_id IN (".implode(',',$student_id).") AND ";
- } else {
- $student_id = intval($student_id);
- $condition_user = " lp_view.user_id = '$student_id' AND ";
- }
- // Get last view for each student (in case of multi-attempt)
- // Also filter on LPs of this session
- $sql_maxes = "SELECT MAX(view_count), progress FROM $tbl_course_lp_view lp_view ".
- "WHERE c_id = {$a_course['real_id']} AND
- $condition_user session_id = $session_id AND
- lp_view.lp_id IN (".implode(',',$lp_id).") ".
- "GROUP BY lp_id, user_id";
- $res_maxes = Database::query($sql_maxes);
- $sum = 0;
- while ($row_maxes = Database::fetch_array($res_maxes)) {
- $sum += $row_maxes[1];
- }
- // average progress = total sum divided by the number of views
- // summed up.
- $number_items = count($lp_id);
- if ($number_items == 0) {
- return 0; //not necessary to return something else if there is no view
- }
- if (!$return_array) {
- $avg_progress = round($sum / $number_items, 1);
- return $avg_progress;
- } else {
- return array($sum, $number_items);
- }
- }
- }
- return null;
- }
- /**
- * This function gets:
- * 1. The score average from all SCORM Test items in all LP in a course-> All the answers / All the max scores.
- * 2. The score average from all Tests (quiz) in all LP in a course-> All the answers / All the max scores.
- * 3. And finally it will return the average between 1. and 2.
- * @todo improve performance, when loading 1500 users with 20 lps the script dies
- * This function does not take the results of a Test out of a LP
- *
- * @param mixed Array of user ids or an user id
- * @param string Course code
- * @param array List of LP ids
- * @param int Session id (optional), if param $session_id is null(default) it'll return results including sessions, 0 = session is not filtered
- * @param bool Returns an array of the type [sum_score, num_score] if set to true
- * @param bool get only the latest attempts or ALL attempts
- * @return string Value (number %) Which represents a round integer explain in got in 3.
- */
- public static function get_avg_student_score($student_id, $course_code, $lp_ids = array(), $session_id = null, $return_array = false, $get_only_latest_attempt_results = false) {
- $debug = false;
- if (empty($lp_ids)) {
- $debug = false;
- }
- if ($debug) echo '<h1>Tracking::get_avg_student_score</h1>';
- // get global tables names
- $course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
- $course_user_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
- $table_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_stats_exercices = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
- $tbl_stats_attempts = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
- $course = CourseManager :: get_course_information($course_code);
- if (!empty($course)) {
- // get course tables names
- $tbl_quiz_questions = Database :: get_course_table(TABLE_QUIZ_QUESTION);
- $lp_table = Database :: get_course_table(TABLE_LP_MAIN);
- $lp_item_table = Database :: get_course_table(TABLE_LP_ITEM);
- $lp_view_table = Database :: get_course_table(TABLE_LP_VIEW);
- $lp_item_view_table = Database :: get_course_table(TABLE_LP_ITEM_VIEW);
-
- $course_id = $course['real_id'];
- // Compose a filter based on optional learning paths list given
- $condition_lp = "";
- if (count($lp_ids) > 0) {
- $condition_lp =" AND id IN(".implode(',',$lp_ids).") ";
- }
- // Compose a filter based on optional session id
- $condition_session = "";
- $session_id = intval($session_id);
- if (count($lp_ids) > 0) {
- $condition_session = " AND session_id = $session_id ";
- } else {
- $condition_session = " WHERE session_id = $session_id ";
- }
- // Check the real number of LPs corresponding to the filter in the
- // database (and if no list was given, get them all)
- if (empty($session_id)) {
- $sql = "SELECT DISTINCT(id), use_max_score FROM $lp_table WHERE c_id = $course_id AND session_id = 0 $condition_lp ";
- } else {
- $sql = "SELECT DISTINCT(id), use_max_score FROM $lp_table WHERE c_id = $course_id $condition_lp ";
- }
- $res_row_lp = Database::query($sql);
- $count_row_lp = Database::num_rows($res_row_lp);
- $lp_list = $use_max_score = array();
- while ($row_lp = Database::fetch_array($res_row_lp)) {
- $lp_list[] = $row_lp['id'];
- $use_max_score[$row_lp['id']] = $row_lp['use_max_score'];
- }
- if ($debug) {
- echo 'Use max score or not list '; var_dump($use_max_score);
- }
- // Init local variables that will be used through the calculation
- $progress = 0;
- // prepare filter on users
- $condition_user1 = "";
- if (is_array($student_id)) {
- array_walk($student_id, 'intval');
- $condition_user1 =" AND user_id IN (".implode(',', $student_id).") ";
- } else {
- $condition_user1 =" AND user_id = $student_id ";
- }
- if ($count_row_lp > 0 && !empty($student_id)) {
- // Getting latest LP result for a student
- //@todo problem when a course have more than 1500 users
- $sql = "SELECT MAX(view_count) as vc, id, progress, lp_id, user_id FROM $lp_view_table
- WHERE c_id = $course_id AND
- lp_id IN (".implode(',',$lp_list).")
- $condition_user1 AND
- session_id = $session_id
- GROUP BY lp_id, user_id";
- if ($debug) echo $sql;
- $rs_last_lp_view_id = Database::query($sql);
- $global_result = 0;
- if (Database::num_rows($rs_last_lp_view_id) > 0) {
- // Cycle through each line of the results (grouped by lp_id, user_id)
- $exe_list = array();
- while ($row_lp_view = Database::fetch_array($rs_last_lp_view_id)) {
- $count_items = 0;
- $lp_partial_total = 0;
- $list = array();
- $lp_view_id = $row_lp_view['id'];
- $progress = $row_lp_view['progress'];
- $lp_id = $row_lp_view['lp_id'];
- $user_id = $row_lp_view['user_id'];
- if ($debug) echo '<h2>LP id '.$lp_id.'</h2>';
- if ($get_only_latest_attempt_results) {
- //if (1) {
- //Getting lp_items done by the user
- $sql = "SELECT DISTINCT lp_item_id FROM $lp_item_view_table
- WHERE c_id = $course_id AND lp_view_id = $lp_view_id ORDER BY lp_item_id";
- $res_lp_item = Database::query($sql);
- while ($row_lp_item = Database::fetch_array($res_lp_item,'ASSOC')) {
- $my_lp_item_id = $row_lp_item['lp_item_id'];
- //Getting the most recent attempt
- $sql = "SELECT lp_iv.id as lp_item_view_id, lp_iv.score as score,lp_i.max_score, lp_iv.max_score as max_score_item_view, lp_i.path, lp_i.item_type, lp_i.id as iid
- FROM $lp_item_view_table as lp_iv INNER JOIN $lp_item_table as lp_i ON lp_i.id = lp_iv.lp_item_id AND (lp_i.item_type='sco' OR lp_i.item_type='".TOOL_QUIZ."')
- WHERE lp_iv.c_id = $course_id AND
- lp_i.c_id = $course_id AND
- lp_item_id = $my_lp_item_id AND
- lp_view_id = $lp_view_id
- ORDER BY view_count DESC
- LIMIT 1";
- $res_lp_item_result = Database::query($sql);
- while ($row_max_score = Database::fetch_array($res_lp_item_result,'ASSOC')) {
- $list[]= $row_max_score;
- }
- }
- } else {
- // For the currently analysed view, get the score and
- // max_score of each item if it is a sco or a TOOL_QUIZ
- $sql_max_score = "SELECT lp_iv.id as lp_item_view_id, lp_iv.score as score,lp_i.max_score, lp_iv.max_score as max_score_item_view, lp_i.path, lp_i.item_type, lp_i.id as iid
- FROM $lp_item_view_table as lp_iv INNER JOIN $lp_item_table as lp_i ON lp_i.id = lp_iv.lp_item_id AND (lp_i.item_type='sco' OR lp_i.item_type='".TOOL_QUIZ."')
- WHERE lp_iv.c_id = $course_id AND
- lp_i.c_id = $course_id AND
- lp_view_id = $lp_view_id ";
- if ($debug) echo $sql_max_score.'<br />';
- $res_max_score = Database::query($sql_max_score);
-
- while ($row_max_score = Database::fetch_array($res_max_score,'ASSOC')) {
- $list[]= $row_max_score;
- }
- }
- $count_total_loop = 0;
- // Go through each scorable element of this view
-
- $score_of_scorm_calculate = 0;
- foreach ($list as $row_max_score) {
- $max_score = $row_max_score['max_score']; //Came from the original lp_item
- $max_score_item_view = $row_max_score['max_score_item_view']; //Came from the lp_item_view
- $score = $row_max_score['score'];
- if ($debug) echo '<h3>Item Type: ' .$row_max_score['item_type'].'</h3>';
- if ($row_max_score['item_type'] == 'sco') {
- //var_dump($row_max_score);
- // Check if it is sco (easier to get max_score)
- //when there's no max score, we assume 100 as the max score, as the SCORM 1.2 says that the value should always be between 0 and 100.
- if ($max_score == 0 || is_null($max_score) || $max_score == '') {
- //Chamilo style
- if ($use_max_score[$lp_id]) {
- $max_score = 100;
- } else {
- //Overwrites max score = 100 to use the one that came in the lp_item_view see BT#1613
- $max_score = $max_score_item_view;
- }
- }
- //Avoid division by zero errors
- if (!empty($max_score)) {
- $lp_partial_total += $score/$max_score;
- }
- if ($debug) echo '<b>$lp_partial_total, $score, $max_score '.$lp_partial_total.' '.$score.' '.$max_score.'</b><br />';
- } else {
- // Case of a TOOL_QUIZ element
- $item_id = $row_max_score['iid'];
- $item_path = $row_max_score['path'];
- $lp_item_view_id = $row_max_score['lp_item_view_id'];
- // Get last attempt to this exercise through
- // the current lp for the current user
- $sql_last_attempt = "SELECT exe_id FROM $tbl_stats_exercices WHERE
- exe_exo_id = '$item_path' AND
- exe_user_id = $user_id AND
- orig_lp_item_id = $item_id AND
- orig_lp_item_view_id = $lp_item_view_id AND
- exe_cours_id = '$course_code' AND
- session_id = $session_id
- ORDER BY exe_date DESC LIMIT 1";
- if ($debug) echo $sql_last_attempt .'<br />';
- $result_last_attempt = Database::query($sql_last_attempt);
- $num = Database :: num_rows($result_last_attempt);
- if ($num > 0 ) {
- $id_last_attempt = Database :: result($result_last_attempt, 0, 0);
- if ($debug) echo $id_last_attempt.'<br />';
- /* if (in_array($id_last_attempt, $exe_list)) {
- continue;
- }*/
- //$exe_list[] = $id_last_attempt;
- //echo $id_last_attempt .'<br />';
- // Within the last attempt number tracking, get the sum of
- // the max_scores of all questions that it was
- // made of (we need to make this call dynamic
- // because of random questions selection)
- $sql = "SELECT SUM(t.ponderation) as maxscore FROM
- ( SELECT distinct question_id, marks, ponderation FROM $tbl_stats_attempts AS at INNER JOIN $tbl_quiz_questions AS q ON (q.id = at.question_id)
- WHERE exe_id ='$id_last_attempt' ) AS t";
- $res_max_score_bis = Database::query($sql);
- $row_max_score_bis = Database :: fetch_array($res_max_score_bis);
- if (!empty($row_max_score_bis['maxscore'])) {
- $max_score = $row_max_score_bis['maxscore'];
- }
- if (!empty($max_score)) {
- $lp_partial_total += $score/$max_score;
- }
- if ($debug) echo '$lp_partial_total, $score, $max_score <b>'.$lp_partial_total.' '.$score.' '.$max_score.'</b><br />';
- }
- }
- if (in_array($row_max_score['item_type'], array('quiz','sco'))) {
- // Normal way
- if ($use_max_score[$lp_id]) {
- $count_items++;
- } else {
- if ($max_score != '') {
- $count_items++;
- }
- }
- if ($debug) echo '$count_items: '.$count_items;
- }
- } //end for
- $score_of_scorm_calculate += $count_items?(($lp_partial_total/$count_items)*100):0;
- if ($debug) echo '<h3>$count_items '.$count_items.'</h3>';
- if ($debug) echo '<h3>$score_of_scorm_calculate '.$score_of_scorm_calculate.'</h3>';
-
- // var_dump($score_of_scorm_calculate);
- $global_result += $score_of_scorm_calculate;
- if ($debug) echo '<h3>$global_result '.$global_result.'</h3>';
- } // end while
- }
- $lp_with_quiz = 0;
- if ($debug) var_dump($lp_list);
- foreach($lp_list as $lp_id) {
- //Check if LP have a score we asume that all SCO have an score
- $sql = "SELECT count(id) as count FROM $lp_item_table WHERE c_id = $course_id AND (item_type = 'quiz' OR item_type = 'sco') AND lp_id = ".$lp_id;
- if ($debug) echo $sql;
- $result_have_quiz = Database::query($sql);
- if (Database::num_rows($result_have_quiz) > 0 ) {
- $row = Database::fetch_array($result_have_quiz,'ASSOC');
- if (is_numeric($row['count']) && $row['count'] != 0) {
- $lp_with_quiz ++;
- }
- }
- }
- if ($debug) echo '<h3>$lp_with_quiz '.$lp_with_quiz.' </h3>';
- if ($debug) echo '<h3>Final return</h3>';
- if ($lp_with_quiz != 0 ) {
- if (!$return_array) {
- $score_of_scorm_calculate = round(($global_result/$lp_with_quiz),2);
- if ($debug) var_dump($score_of_scorm_calculate);
- if (empty($lp_ids)) {
- //$score_of_scorm_calculate = round($score_of_scorm_calculate/count($lp_list),2);
- if ($debug) echo '<h2>All lps fix: '.$score_of_scorm_calculate.'</h2>';
- }
- return $score_of_scorm_calculate;
- } else {
- if ($debug) var_dump($global_result, $lp_with_quiz);
- return array($global_result, $lp_with_quiz);
- }
- } else {
- return '-';
- }
- }
- }
- return null;
- }
- /**
- * This function gets time spent in learning path for a student inside a course
- * @param int|array Student id(s)
- * @param string Course code
- * @param array Limit average to listed lp ids
- * @param int Session id (optional), if param $session_id is null(default) it'll return results including sessions, 0 = session is not filtered
- * @return int Total time
- */
- public static function get_time_spent_in_lp($student_id, $course_code, $lp_ids = array(), $session_id = null) {
- $course = CourseManager :: get_course_information($course_code);
- $student_id = intval($student_id);
- $total_time = 0;
- if (!empty($course)) {
- $lp_table = Database :: get_course_table(TABLE_LP_MAIN);
- $t_lpv = Database :: get_course_table(TABLE_LP_VIEW);
- $t_lpiv = Database :: get_course_table(TABLE_LP_ITEM_VIEW);
-
- $course_id = $course['real_id'];
- // Compose a filter based on optional learning paths list given
- $condition_lp = "";
- if(count($lp_ids) > 0) {
- $condition_lp =" AND id IN(".implode(',',$lp_ids).") ";
- }
- // Compose a filter based on optional session id
- $condition_session = "";
- $session_id = intval($session_id);
-
- if (isset($session_id)) {
- $condition_session = " AND session_id = $session_id ";
- }
- // Check the real number of LPs corresponding to the filter in the
- // database (and if no list was given, get them all)
- //$res_row_lp = Database::query("SELECT DISTINCT(id) FROM $lp_table $condition_lp $condition_session");
- $res_row_lp = Database::query("SELECT DISTINCT(id) FROM $lp_table WHERE c_id = $course_id $condition_lp");
- $count_row_lp = Database::num_rows($res_row_lp);
- // calculates time
- if ($count_row_lp > 0) {
- while ($row_lp = Database::fetch_array($res_row_lp)) {
- $lp_id = intval($row_lp['id']);
- $sql = 'SELECT SUM(total_time)
- FROM '.$t_lpiv.' AS item_view
- INNER JOIN '.$t_lpv.' AS view
- ON item_view.lp_view_id = view.id
- WHERE
- item_view.c_id = '.$course_id.' AND
- view.c_id = '.$course_id.' AND
- view.lp_id = '.$lp_id.'
- AND view.user_id = '.$student_id.' AND
- session_id = '.$session_id;
- $rs = Database::query($sql);
- if (Database :: num_rows($rs) > 0) {
- $total_time += Database :: result($rs, 0, 0);
- }
- }
- }
- }
- return $total_time;
- }
- /**
- * This function gets last connection time to one learning path
- * @param int|array Student id(s)
- * @param string Course code
- * @param int Learning path id
- * @return int Total time
- */
- public static function get_last_connection_time_in_lp($student_id, $course_code, $lp_id, $session_id = 0) {
- $course = CourseManager :: get_course_information($course_code);
- $student_id = intval($student_id);
- $lp_id = intval($lp_id);
- $last_time = 0;
- $session_id = intval($session_id);
- if (!empty($course)) {
-
- $course_id = $course['real_id'];
- $lp_table = Database :: get_course_table(TABLE_LP_MAIN);
- $t_lpv = Database :: get_course_table(TABLE_LP_VIEW);
- $t_lpiv = Database :: get_course_table(TABLE_LP_ITEM_VIEW);
- // Check the real number of LPs corresponding to the filter in the
- // database (and if no list was given, get them all)
- $res_row_lp = Database::query("SELECT id FROM $lp_table WHERE c_id = $course_id AND id = $lp_id ");
- $count_row_lp = Database::num_rows($res_row_lp);
- // calculates last connection time
- if ($count_row_lp > 0) {
- $sql = 'SELECT MAX(start_time)
- FROM ' . $t_lpiv . ' AS item_view
- INNER JOIN ' . $t_lpv . ' AS view
- ON item_view.lp_view_id = view.id
- WHERE
- item_view.c_id = '.$course_id.' AND
- view.c_id = '.$course_id.' AND
- view.lp_id = '.$lp_id.'
- AND view.user_id = '.$student_id.'
- AND view.session_id = '.$session_id;
- $rs = Database::query($sql);
- if (Database :: num_rows($rs) > 0) {
- $last_time = Database :: result($rs, 0, 0);
- }
- }
- }
- return $last_time;
- }
- /**
- * gets the list of students followed by coach
- * @param int Coach id
- * @return array List of students
- */
- public static function get_student_followed_by_coach($coach_id) {
- $coach_id = intval($coach_id);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session_course = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_user = Database :: get_main_table(TABLE_MAIN_SESSION_USER);
- $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
- $a_students = array ();
- // At first, courses where $coach_id is coach of the course //
- $sql = 'SELECT id_session, course_code FROM ' . $tbl_session_course_user . ' WHERE id_user=' . $coach_id.' AND status=2';
- global $_configuration;
- if ($_configuration['multiple_access_urls']) {
- $tbl_session_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $access_url_id = api_get_current_access_url_id();
- if ($access_url_id != -1) {
- $sql = 'SELECT scu.id_session, scu.course_code
- FROM ' . $tbl_session_course_user . ' scu INNER JOIN '.$tbl_session_rel_access_url.' sru
- ON (scu.id_session=sru.session_id)
- WHERE scu.id_user=' . $coach_id.' AND scu.status=2 AND sru.access_url_id = '.$access_url_id;
- }
- }
- $result = Database::query($sql);
- while ($a_courses = Database::fetch_array($result)) {
- $course_code = $a_courses["course_code"];
- $id_session = $a_courses["id_session"];
- $sql = "SELECT distinct srcru.id_user
- FROM $tbl_session_course_user AS srcru, $tbl_session_user sru
- WHERE srcru.id_user = sru.id_user AND sru.relation_type<>".SESSION_RELATION_TYPE_RRHH." AND srcru.id_session = sru.id_session AND srcru.course_code='$course_code' AND srcru.id_session='$id_session'";
- $rs = Database::query($sql);
- while ($row = Database::fetch_array($rs)) {
- $a_students[$row['id_user']] = $row['id_user'];
- }
- }
- // Then, courses where $coach_id is coach of the session //
- $sql = 'SELECT session_course_user.id_user
- FROM ' . $tbl_session_course_user . ' as session_course_user
- INNER JOIN '.$tbl_session_user.' sru ON session_course_user.id_user = sru.id_user AND session_course_user.id_session = sru.id_session
- INNER JOIN ' . $tbl_session_course . ' as session_course
- ON session_course.course_code = session_course_user.course_code
- AND session_course_user.id_session = session_course.id_session
- INNER JOIN ' . $tbl_session . ' as session
- ON session.id = session_course.id_session
- AND session.id_coach = ' . $coach_id;
- if ($_configuration['multiple_access_urls']) {
- $tbl_session_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $access_url_id = api_get_current_access_url_id();
- if ($access_url_id != -1){
- $sql = 'SELECT session_course_user.id_user
- FROM ' . $tbl_session_course_user . ' as session_course_user
- INNER JOIN '.$tbl_session_user.' sru ON session_course_user.id_user = sru.id_user AND session_course_user.id_session = sru.id_session
- INNER JOIN ' . $tbl_session_course . ' as session_course
- ON session_course.course_code = session_course_user.course_code
- AND session_course_user.id_session = session_course.id_session
- INNER JOIN ' . $tbl_session . ' as session
- ON session.id = session_course.id_session
- AND session.id_coach = ' . $coach_id.'
- INNER JOIN '.$tbl_session_rel_access_url.' session_rel_url
- ON session.id = session_rel_url.session_id WHERE access_url_id = '.$access_url_id;
- }
- }
- $result = Database::query($sql);
- while ($row = Database::fetch_array($result)) {
- $a_students[$row['id_user']] = $row['id_user'];
- }
- return $a_students;
- }
- /**
- * Get student followed by a coach inside a session
- * @param int Session id
- * @param int Coach id
- * @return array students list
- */
- public static function get_student_followed_by_coach_in_a_session($id_session, $coach_id) {
- $coach_id = intval($coach_id);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session_course = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
- $a_students = array ();
- //////////////////////////////////////////////////////////////
- // At first, courses where $coach_id is coach of the course //
- //////////////////////////////////////////////////////////////
- $sql = 'SELECT course_code FROM ' . $tbl_session_course_user . ' WHERE id_session="' . $id_session . '" AND id_user=' . $coach_id.' AND status=2';
- $result = Database::query($sql);
- while ($a_courses = Database::fetch_array($result)) {
- $course_code = $a_courses["course_code"];
- $sql = "SELECT distinct srcru.id_user
- FROM $tbl_session_course_user AS srcru
- WHERE course_code='$course_code' and id_session = '" . $id_session . "'";
- $rs = Database::query($sql);
- while ($row = Database::fetch_array($rs)) {
- $a_students[$row['id_user']] = $row['id_user'];
- }
- }
- //////////////////////////////////////////////////////////////
- // Then, courses where $coach_id is coach of the session //
- //////////////////////////////////////////////////////////////
- $dsl_session_coach = 'SELECT id_coach FROM ' . $tbl_session . ' WHERE id="' . $id_session . '" AND id_coach="' . $coach_id . '"';
- $result = Database::query($dsl_session_coach);
- //He is the session_coach so we select all the users in the session
- if (Database::num_rows($result) > 0) {
- $sql = 'SELECT DISTINCT srcru.id_user FROM ' . $tbl_session_course_user . ' AS srcru WHERE id_session="' . $id_session . '"';
- $result = Database::query($sql);
- while ($row = Database::fetch_array($result)) {
- $a_students[$row['id_user']] = $row['id_user'];
- }
- }
- return $a_students;
- }
- /**
- * Check if a coach is allowed to follow a student
- * @param int Coach id
- * @param int Student id
- * @return bool
- */
- public static function is_allowed_to_coach_student($coach_id, $student_id) {
- $coach_id = intval($coach_id);
- $student_id = intval($student_id);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session_course = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
- //////////////////////////////////////////////////////////////
- // At first, courses where $coach_id is coach of the course //
- //////////////////////////////////////////////////////////////
- /*$sql = 'SELECT 1
- FROM ' . $tbl_session_course_user . ' AS session_course_user
- INNER JOIN ' . $tbl_session_course . ' AS session_course
- ON session_course.course_code = session_course_user.course_code
- AND id_coach=' . $coach_id . '
- WHERE id_user=' . $student_id;*/
- $sql = 'SELECT 1 FROM ' . $tbl_session_course_user . ' WHERE id_user=' . $coach_id .' AND status=2';
- $result = Database::query($sql);
- if (Database::num_rows($result) > 0) {
- return true;
- }
- //////////////////////////////////////////////////////////////
- // Then, courses where $coach_id is coach of the session //
- //////////////////////////////////////////////////////////////
- $sql = 'SELECT session_course_user.id_user
- FROM ' . $tbl_session_course_user . ' as session_course_user
- INNER JOIN ' . $tbl_session_course . ' as session_course
- ON session_course.course_code = session_course_user.course_code
- INNER JOIN ' . $tbl_session . ' as session
- ON session.id = session_course.id_session
- AND session.id_coach = ' . $coach_id . '
- WHERE id_user = ' . $student_id;
- $result = Database::query($sql);
- if (Database::num_rows($result) > 0) {
- return true;
- }
- return false;
- }
- /**
- * Get courses followed by coach
- * @param int Coach id
- * @param int Session id (optional)
- * @return array Courses list
- */
- public static function get_courses_followed_by_coach($coach_id, $id_session = '')
- {
- $coach_id = intval($coach_id);
- if (!empty ($id_session))
- $id_session = intval($id_session);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session_course = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
- $tbl_course = Database :: get_main_table(TABLE_MAIN_COURSE);
- //////////////////////////////////////////////////////////////
- // At first, courses where $coach_id is coach of the course //
- //////////////////////////////////////////////////////////////
- $sql = 'SELECT DISTINCT course_code FROM ' . $tbl_session_course_user . ' WHERE id_user=' . $coach_id.' AND status=2';
- global $_configuration;
- if ($_configuration['multiple_access_urls']) {
- $tbl_course_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
- $access_url_id = api_get_current_access_url_id();
- if ($access_url_id != -1){
- $sql = 'SELECT DISTINCT scu.course_code FROM ' . $tbl_session_course_user . ' scu INNER JOIN '.$tbl_course_rel_access_url.' cru
- ON (scu.course_code = cru.course_code)
- WHERE scu.id_user=' . $coach_id.' AND scu.status=2 AND cru.access_url_id = '.$access_url_id;
- }
- }
- if (!empty ($id_session))
- $sql .= ' AND id_session=' . $id_session;
- $result = Database::query($sql);
- while ($row = Database::fetch_array($result)) {
- $a_courses[$row['course_code']] = $row['course_code'];
- }
- //////////////////////////////////////////////////////////////
- // Then, courses where $coach_id is coach of the session //
- //////////////////////////////////////////////////////////////
- $sql = 'SELECT DISTINCT session_course.course_code
- FROM ' . $tbl_session_course . ' as session_course
- INNER JOIN ' . $tbl_session . ' as session
- ON session.id = session_course.id_session
- AND session.id_coach = ' . $coach_id . '
- INNER JOIN ' . $tbl_course . ' as course
- ON course.code = session_course.course_code';
- if ($_configuration['multiple_access_urls']) {
- $tbl_course_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
- $access_url_id = api_get_current_access_url_id();
- if ($access_url_id != -1){
- $sql = 'SELECT DISTINCT session_course.course_code
- FROM ' . $tbl_session_course . ' as session_course
- INNER JOIN ' . $tbl_session . ' as session
- ON session.id = session_course.id_session
- AND session.id_coach = ' . $coach_id . '
- INNER JOIN ' . $tbl_course . ' as course
- ON course.code = session_course.course_code
- INNER JOIN '.$tbl_course_rel_access_url.' course_rel_url
- ON (session_course.course_code = course_rel_url.course_code)';
- }
- }
- if (!empty ($id_session)) {
- $sql .= ' WHERE session_course.id_session=' . $id_session;
- if ($_configuration['multiple_access_urls'])
- $sql .= ' AND access_url_id = '.$access_url_id;
- } else {
- if ($_configuration['multiple_access_urls'])
- $sql .= ' WHERE access_url_id = '.$access_url_id;
- }
- $result = Database::query($sql);
- while ($row = Database::fetch_array($result)) {
- $a_courses[$row['course_code']] = $row['course_code'];
- }
- return $a_courses;
- }
- /**
- * Get sessions coached by user
- * @param int Coach id
- * @return array Sessions list
- */
- public static function get_sessions_coached_by_user($coach_id) {
- // table definition
- $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_course = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- // protect datas
- $coach_id = intval($coach_id);
- // session where we are general coach
- $sql = 'SELECT DISTINCT id, name, date_start, date_end
- FROM ' . $tbl_session . '
- WHERE id_coach=' . $coach_id;
- global $_configuration;
- if ($_configuration['multiple_access_urls']) {
- $tbl_session_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $access_url_id = api_get_current_access_url_id();
- if ($access_url_id != -1){
- $sql = 'SELECT DISTINCT id, name, date_start, date_end
- FROM ' . $tbl_session . ' session INNER JOIN '.$tbl_session_rel_access_url.' session_rel_url
- ON (session.id = session_rel_url.session_id)
- WHERE id_coach=' . $coach_id.' AND access_url_id = '.$access_url_id;
- }
- }
- $rs = Database::query($sql);
- while ($row = Database::fetch_array($rs))
- {
- $a_sessions[$row["id"]] = $row;
- }
- // session where we are coach of a course
- $sql = 'SELECT DISTINCT session.id, session.name, session.date_start, session.date_end
- FROM ' . $tbl_session . ' as session
- INNER JOIN ' . $tbl_session_course_user . ' as session_course_user
- ON session.id = session_course_user.id_session
- AND session_course_user.id_user=' . $coach_id.' AND session_course_user.status=2';
- global $_configuration;
- if ($_configuration['multiple_access_urls']) {
- $tbl_session_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $access_url_id = api_get_current_access_url_id();
- if ($access_url_id != -1){
- $sql = 'SELECT DISTINCT session.id, session.name, session.date_start, session.date_end
- FROM ' . $tbl_session . ' as session
- INNER JOIN ' . $tbl_session_course_user . ' as session_course_user
- ON session.id = session_course_user.id_session AND session_course_user.id_user=' . $coach_id.' AND session_course_user.status=2
- INNER JOIN '.$tbl_session_rel_access_url.' session_rel_url
- ON (session.id = session_rel_url.session_id)
- WHERE access_url_id = '.$access_url_id;
- }
- }
- $rs = Database::query($sql);
- while ($row = Database::fetch_array($rs))
- {
- $a_sessions[$row["id"]] = $row;
- }
- if (is_array($a_sessions)) {
- foreach ($a_sessions as & $session) {
- if ($session['date_start'] == '0000-00-00') {
- $session['status'] = get_lang('SessionActive');
- }
- else {
- $date_start = explode('-', $session['date_start']);
- $time_start = mktime(0, 0, 0, $date_start[1], $date_start[2], $date_start[0]);
- $date_end = explode('-', $session['date_end']);
- $time_end = mktime(0, 0, 0, $date_end[1], $date_end[2], $date_end[0]);
- if ($time_start < time() && time() < $time_end) {
- $session['status'] = get_lang('SessionActive');
- }
- else{
- if (time() < $time_start) {
- $session['status'] = get_lang('SessionFuture');
- }
- else{
- if (time() > $time_end) {
- $session['status'] = get_lang('SessionPast');
- }
- }
- }
- }
- }
- }
- return $a_sessions;
- }
- /**
- * Get courses list from a session
- * @param int Session id
- * @return array Courses list
- */
- public static function get_courses_list_from_session($session_id) {
- //protect datas
- $session_id = intval($session_id);
- // table definition
- $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_course = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE);
- $sql = 'SELECT DISTINCT course_code
- FROM ' . $tbl_session_course . '
- WHERE id_session=' . $session_id;
- $rs = Database::query($sql);
- $a_courses = array ();
- while ($row = Database::fetch_array($rs)) {
- $a_courses[$row['course_code']] = $row;
- }
- return $a_courses;
- }
- /**
- * Count the number of documents that an user has uploaded to a course
- * @param int|array Student id(s)
- * @param string Course code
- * @param int Session id (optional), if param $session_id is null(default) return count of assignments including sessions, 0 = session is not filtered
- * @return int Number of documents
- */
- public static function count_student_uploaded_documents($student_id, $course_code, $session_id = null){
- // protect datas
- $course_code = Database::escape_string($course_code);
- // get the informations of the course
- $a_course = CourseManager :: get_course_information($course_code);
- if (!empty($a_course)) {
- // table definition
- $tbl_item_property = Database :: get_course_table(TABLE_ITEM_PROPERTY);
- $tbl_document = Database :: get_course_table(TABLE_DOCUMENT);
-
- $course_id = $a_course['real_id'];
- $condition_user = "";
- if (is_array($student_id)) {
- $condition_user = " AND ip.insert_user_id IN (".implode(',',$student_id).") ";
- } else {
- $condition_user = " AND ip.insert_user_id = '$student_id' ";
- }
- $condition_session = "";
- if (isset($session_id)) {
- $session_id = intval($session_id);
- $condition_session = " AND pub.session_id = $session_id ";
- }
- $sql = "SELECT count(ip.tool)
- FROM $tbl_item_property ip INNER JOIN $tbl_document pub
- ON ip.ref = pub.id
- WHERE ip.c_id = $course_id AND
- pub.c_id = $course_id AND
- pub.filetype ='file' AND
- ip.tool = 'document'
- $condition_user $condition_session ";
- $rs = Database::query($sql);
- $row = Database::fetch_row($rs);
- return $row[0];
- }
- return null;
- }
- /**
- * Count assignments per student
- * @param int|array Student id(s)
- * @param string Course code
- * @param int Session id (optional), if param $session_id is null(default) return count of assignments including sessions, 0 = session is not filtered
- * @return int Count of assignments
- */
- public static function count_student_assignments($student_id, $course_code, $session_id = null) {
- // protect datas
- $course_code = Database::escape_string($course_code);
- // get the informations of the course
- $a_course = CourseManager :: get_course_information($course_code);
- if (!empty($a_course)) {
- // table definition
- $tbl_item_property = Database :: get_course_table(TABLE_ITEM_PROPERTY);
- $tbl_student_publication = Database :: get_course_table(TABLE_STUDENT_PUBLICATION);
-
- $course_id = $a_course['real_id'];
- $condition_user = "";
- if (is_array($student_id)) {
- $condition_user = " AND ip.insert_user_id IN (".implode(',',$student_id).") ";
- } else {
- $condition_user = " AND ip.insert_user_id = '$student_id' ";
- }
- $condition_session = "";
- if (isset($session_id)) {
- $session_id = intval($session_id);
- $condition_session = " AND pub.session_id = $session_id ";
- }
- $sql = "SELECT count(ip.tool)
- FROM $tbl_item_property ip INNER JOIN $tbl_student_publication pub
- ON ip.ref = pub.id
- WHERE ip.c_id = $course_id AND
- pub.c_id = $course_id AND
- ip.tool='work'
- $condition_user $condition_session ";
- $rs = Database::query($sql);
- $row = Database::fetch_row($rs);
- return $row[0];
- }
- return null;
- }
- /**
- * Count messages per student inside forum tool
- * @param int Student id
- * @param string Course code
- * @param int Session id (optional), if param $session_id is null(default) return count of messages including sessions, 0 = session is not filtered
- * @return int Count of messages
- */
- function count_student_messages($student_id, $course_code, $session_id = null) {
-
- // protect datas
- $student_id = intval($student_id);
- $course_code = addslashes($course_code);
- // get the informations of the course
- $a_course = CourseManager :: get_course_information($course_code);
- if (!empty($a_course)) {
-
- // table definition
- $tbl_forum_post = Database :: get_course_table(TABLE_FORUM_POST);
- $tbl_forum = Database :: get_course_table(TABLE_FORUM);
-
- $course_id = $a_course['real_id'];
- $condition_user = "";
- if (is_array($student_id)) {
- $condition_user = " AND post.poster_id IN (".implode(',',$student_id).") ";
- } else {
- $condition_user = " AND post.poster_id = '$student_id' ";
- }
- $condition_session = "";
- if (isset($session_id)) {
- $session_id = intval($session_id);
- $condition_session = " AND forum.session_id = $session_id";
- }
- $sql = "SELECT 1 FROM $tbl_forum_post post INNER JOIN $tbl_forum forum
- ON forum.forum_id = post.forum_id
- WHERE post.c_id = $course_id AND
- forum.c_id = $course_id
- $condition_user $condition_session ";
- $rs = Database::query($sql);
- return Database::num_rows($rs);
- } else {
- return null;
- }
- }
- /**
- * This function counts the number of post by course
- * @param string Course code
- * @param int Session id (optional), if param $session_id is null(default) it'll return results including sessions, 0 = session is not filtered
- * @return int The number of post by course
- */
- public static function count_number_of_posts_by_course($course_code, $session_id = null) {
- //protect data
- $course_code = Database::escape_string($course_code);
- // get the informations of the course
- $a_course = CourseManager :: get_course_information($course_code);
- $count = 0;
- if (!empty($a_course)) {
- $tbl_posts = Database :: get_course_table(TABLE_FORUM_POST);
- $tbl_forums = Database :: get_course_table(TABLE_FORUM);
-
- $condition_session = '';
- if (isset($session_id)) {
- $session_id = intval($session_id);
- $condition_session = ' AND f.session_id = '. $session_id;
- }
-
- $course_id = $a_course['real_id'];
-
- $sql = "SELECT count(*) FROM $tbl_posts p INNER JOIN $tbl_forums f
- ON f.forum_id = p.forum_id
- WHERE p.c_id = $course_id AND
- f.c_id = $course_id
- $condition_session
- ";
- $result = Database::query($sql);
- $row = Database::fetch_row($result);
- $count = $row[0];
- return $count;
- } else {
- return null;
- }
- }
- /**
- * This function counts the number of threads by course
- * @param string Course code
- * @param int Session id (optional), if param $session_id is null(default) it'll return results including sessions, 0 = session is not filtered
- * @return int The number of threads by course
- */
- public static function count_number_of_threads_by_course($course_code, $session_id = null) {
- $course_info = api_get_course_info($course_code);
- if (empty($course_info)) {
- return null;
- }
- $course_id = $course_info['real_id'];
-
- $count = 0;
-
- $tbl_threads = Database :: get_course_table(TABLE_FORUM_THREAD);
- $tbl_forums = Database :: get_course_table(TABLE_FORUM);
- $condition_session = '';
- if (isset($session_id)) {
- $session_id = intval($session_id);
- $condition_session = ' AND f.session_id = '. $session_id;
- }
-
- $sql = "SELECT count(*) FROM $tbl_threads t INNER JOIN $tbl_forums f ON f.forum_id = t.forum_id
- WHERE t.c_id = $course_id AND f.c_id = $course_id $condition_session ";
- $result = Database::query($sql);
- if (Database::num_rows($result)) {
- $row = Database::fetch_row($result);
- $count = $row[0];
- return $count;
- } else {
- return null;
- }
- }
- /**
- * This function counts the number of forums by course
- * @param string Course code
- * @param int Session id (optional), if param $session_id is null(default) it'll return results including sessions, 0 = session is not filtered
- * @return int The number of forums by course
- */
- public static function count_number_of_forums_by_course($course_code, $session_id = null) {
- $course_info = api_get_course_info($course_code);
- if (empty($course_info)) {
- return null;
- }
- $course_id = $course_info['real_id'];
- $condition_session = '';
- if (isset($session_id)) {
- $session_id = intval($session_id);
- $condition_session = ' session_id = '. $session_id;
- }
- $tbl_forums = Database :: get_course_table(TABLE_FORUM);
- $sql = "SELECT count(*) FROM $tbl_forums WHERE c_id = $course_id AND $condition_session";
- $result = Database::query($sql);
- if (Database::num_rows($result)) {
- $row = Database::fetch_row($result);
- $count = $row[0];
- return $count;
- } else {
- return null;
- }
- }
- /**
- * This function counts the chat last connections by course in x days
- * @param string Course code
- * @param int Last x days
- * @param int Session id (optional)
- * @return int Chat last connections by course in x days
- */
- public static function chat_connections_during_last_x_days_by_course($course_code,$last_days, $session_id = 0) {
- $course_info = api_get_course_info($course_code);
- if (empty($course_info)) {
- return null;
- }
- $course_id = $course_info['real_id'];
-
- //protect data
- $last_days = intval($last_days);
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
-
- $count = 0;
-
- $tbl_stats_access = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_ACCESS);
- $sql = "SELECT count(*) FROM $tbl_stats_access WHERE DATE_SUB(NOW(),INTERVAL $last_days DAY) <= access_date
- AND access_cours_code = '$course_code' AND access_tool='".TOOL_CHAT."' AND access_session_id='$session_id' ";
- $result = Database::query($sql);
- if (Database::num_rows($result)) {
- $row = Database::fetch_row($result);
- $count = $row[0];
- return $count;
- } else {
- return null;
- }
- }
- /**
- * This function gets the last student's connection in chat
- * @param int Student id
- * @param string Course code
- * @param int Session id (optional)
- * @return string datetime formatted without day (e.g: February 23, 2010 10:20:50 )
- */
- public static function chat_last_connection($student_id, $course_code, $session_id = 0) {
- //protect datas
- $student_id = intval($student_id);
- $course_code= Database::escape_string($course_code);
- $session_id = intval($session_id);
- $date_time = '';
- // table definition
- $tbl_stats_access = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_LASTACCESS);
- $sql = "SELECT access_date FROM $tbl_stats_access
- WHERE access_tool='".TOOL_CHAT."' AND access_user_id='$student_id' AND access_cours_code = '$course_code' AND access_session_id = '$session_id' ORDER BY access_date DESC limit 1";
- $rs = Database::query($sql);
- if (Database::num_rows($rs) > 0) {
- $row = Database::fetch_array($rs);
- $date_time = api_convert_and_format_date($row['access_date'], null, date_default_timezone_get());
- }
- return $date_time;
- }
- /**
- * Get count student's visited links
- * @param int Student id
- * @param string Course code
- * @param int Session id (optional)
- * @return int count of visited links
- */
- public static function count_student_visited_links($student_id, $course_code, $session_id = 0) {
- // protect datas
- $student_id = intval($student_id);
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
- // table definition
- $tbl_stats_links = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_LINKS);
- $sql = 'SELECT 1
- FROM '.$tbl_stats_links.'
- WHERE links_user_id= '.$student_id.'
- AND links_cours_id = "'.$course_code.'"
- AND links_session_id = '.$session_id.' ';
- $rs = Database::query($sql);
- return Database::num_rows($rs);
- }
- /**
- * Get count student downloaded documents
- * @param int Student id
- * @param string Course code
- * @param int Session id (optional)
- * @return int Count downloaded documents
- */
- public static function count_student_downloaded_documents($student_id, $course_code, $session_id = 0) {
- // protect datas
- $student_id = intval($student_id);
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
- // table definition
- $tbl_stats_documents = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_DOWNLOADS);
- $sql = 'SELECT 1
- FROM ' . $tbl_stats_documents . '
- WHERE down_user_id = '.$student_id.'
- AND down_cours_id = "'.$course_code.'"
- AND down_session_id = '.$session_id.' ';
- $rs = Database::query($sql);
- return Database::num_rows($rs);
- }
- /**
- * Get course list inside a session from a student
- * @param int Student id
- * @param int Session id (optional)
- * @return array Courses list
- */
- public static function get_course_list_in_session_from_student($user_id, $id_session = 0) {
- $user_id = intval($user_id);
- $id_session = intval($id_session);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $sql = 'SELECT course_code FROM ' . $tbl_session_course_user . ' WHERE id_user="' . $user_id . '" AND id_session="' . $id_session . '"';
- $result = Database::query($sql);
- $a_courses = array ();
- while ($row = Database::fetch_array($result)) {
- $a_courses[$row['course_code']] = $row['course_code'];
- }
- return $a_courses;
- }
- /**
- * Get inactives students in course
- * @param string Course code
- * @param string Since login course date (optional, default = 'never')
- * @param int Session id (optional)
- * @return array Inactives users
- */
- public static function get_inactives_students_in_course($course_code, $since = 'never', $session_id=0) {
- $tbl_track_login = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $table_course_rel_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
- $inner = '';
- if($session_id!=0)
- {
- $inner = ' INNER JOIN '.$tbl_session_course_user.' session_course_user
- ON stats_login.course_code = session_course_user.course_code
- AND session_course_user.id_session = '.intval($session_id).'
- AND session_course_user.id_user = stats_login.user_id ';
- }
- $sql = 'SELECT user_id, MAX(login_course_date) max_date FROM'.$tbl_track_login.' stats_login'.$inner.'
- GROUP BY user_id
- HAVING DATE_SUB( NOW(), INTERVAL '.$since.' DAY) > max_date ';
- //HAVING DATE_ADD(max_date, INTERVAL '.$since.' DAY) < NOW() ';
- if ($since == 'never') {
- $sql = 'SELECT course_user.user_id FROM '.$table_course_rel_user.' course_user
- LEFT JOIN '. $tbl_track_login.' stats_login
- ON course_user.user_id = stats_login.user_id AND relation_type<>'.COURSE_RELATION_TYPE_RRHH.' '.
- $inner.'
- WHERE course_user.course_code = \''.Database::escape_string($course_code).'\'
- AND stats_login.login_course_date IS NULL
- GROUP BY course_user.user_id';
- }
- $rs = Database::query($sql);
- $inactive_users = array();
- while($user = Database::fetch_array($rs))
- {
- $inactive_users[] = $user['user_id'];
- }
- return $inactive_users;
- }
- /**
- * Get count login per student
- * @param int Student id
- * @param string Course code
- * @param int Session id (optional)
- * @return int count login
- */
- public static function count_login_per_student($student_id, $course_code, $session_id = 0) {
- $student_id = intval($student_id);
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
- $tbl_course_rel_user = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ACCESS);
- $sql = 'SELECT '.$student_id.'
- FROM ' . $tbl_course_rel_user . '
- WHERE access_user_id=' . $student_id . '
- AND access_cours_code="' . $course_code . '" AND access_session_id = "'.$session_id.'" ';
- $rs = Database::query($sql);
- $nb_login = Database::num_rows($rs);
- return $nb_login;
- }
- /**
- * Get students followed by a human resources manager
- * @param int Drh id
- * @return array Student list
- */
- public static function get_student_followed_by_drh($hr_dept_id) {
- $hr_dept_id = intval($hr_dept_id);
- $a_students = array();
- $tbl_organism = Database :: get_main_table(TABLE_MAIN_ORGANISM);
- $tbl_user = Database :: get_main_table(TABLE_MAIN_USER);
- $sql = 'SELECT DISTINCT user_id FROM '.$tbl_user.' as user
- WHERE hr_dept_id='.$hr_dept_id;
- $rs = Database::query($sql);
- while($user = Database :: fetch_array($rs))
- {
- $a_students[$user['user_id']] = $user['user_id'];
- }
- return $a_students;
- }
- /**
- * Gets the average of test and scorm inside a learning path
- * @param int User id
- * @param string Course id
- * @return float average of test
- * @author isaac flores paz
- * @deprecated get_avg_student_score should be use
- */
- public static function get_average_test_scorm_and_lp ($user_id, $course_id) {
- //the score inside the Reporting table
- $course_info = api_get_course_info($course_id);
- $course_id = $course_info['real_id'];
-
- $lp_table = Database :: get_course_table(TABLE_LP_MAIN);
- $lp_view_table = Database :: get_course_table(TABLE_LP_VIEW);
- $lp_item_view_table = Database :: get_course_table(TABLE_LP_ITEM_VIEW);
- $lp_item_table = Database :: get_course_table(TABLE_LP_ITEM);
-
- $sql_type = "SELECT id, lp_type FROM $lp_table WHERE c_id = $course_id";
- $rs_type=Database::query($sql_type);
- $average_data=0;
- $count_loop=0;
- $lp_list = array();
- while ($row_type = Database::fetch_array($rs_type)) {
- $lp_list[] = $row_type['id'];
- if ($row_type['lp_type']==1) {
- //lp chamilo
- $sql = "SELECT id FROM $lp_view_table WHERE c_id = $course_id AND user_id = '".intval($user_id)."' and lp_id='".$row_type['id']."'";
- $rs_last_lp_view_id = Database::query($sql);
- $lp_view_id = intval(Database::result($rs_last_lp_view_id,0,'id'));
- $sql_list_view="SELECT li.max_score,lv.user_id,liw.score,(liw.score/li.max_score) as sum_data
- FROM $lp_item_table li INNER JOIN $lp_view_table lv
- ON li.lp_id=lv.lp_id INNER JOIN $lp_item_view_table liw ON liw.lp_item_id=li.id
- WHERE li.c_id = $course_id AND
- liw.c_id = $course_id AND
- lv.c_id = $course_id AND
- lv.user_id= $user_id AND li.item_type = 'quiz' AND liw.lp_view_id= $lp_view_id";
- $sum=0;
- $tot=0;
- $rs_list_view1=Database::query($sql_list_view);
- while ($row_list_view=Database::fetch_array($rs_list_view1)) {
- $sum=$sum+$row_list_view['sum_data'];
- $tot++;
- }
- if ($tot==0) {
- $tot=1;
- }
- $average_data1=$sum/$tot;
- $sql_list_view='';
- $rs_last_lp_view_id='';
- } elseif ($row_type['lp_type']==2) {
- //lp scorm
- $sql = "SELECT id FROM $lp_view_table WHERE c_id = $course_id AND user_id = '".intval($user_id)."' and lp_id='".$row_type['id']."'";
- $rs_last_lp_view_id = Database::query($sql);
- $lp_view_id = intval(Database::result($rs_last_lp_view_id,0,'id'));
- $sql_list_view = "SELECT li.max_score,lv.user_id,liw.score,((liw.score/li.max_score)*100) as sum_data
- FROM $lp_item_table li INNER JOIN $lp_view_table lv
- ON li.lp_id=lv.lp_id INNER JOIN $lp_item_view_table liw ON liw.lp_item_id=li.id
- WHERE li.c_id = $course_id AND
- liw.c_id = $course_id AND
- lv.c_id = $course_id AND
- lv.user_id= $user_id AND (li.item_type = 'sco' OR li.item_type='quiz') AND liw.lp_view_id = $lp_view_id";
- $tot=0;
- $sum=0;
- $rs_list_view2=Database::query($sql_list_view);
- while ($row_list_view=Database::fetch_array($rs_list_view2)) {
- $sum=$sum+$row_list_view['sum_data'];
- $tot++;
- }
- if ($tot==0) {
- $tot=1;
- }
- $average_data2=$sum/$tot;
- }
- $average_data_sum=$average_data_sum+$average_data1+$average_data2;
- $average_data2=0;
- $average_data1=0;
- $count_loop++;
- }
- //We only count the LP that have an exercise to get the average
- $lp_with_quiz = 0;
- foreach($lp_list as $lp_id) {
- //check if LP have a score
- $sql = "SELECT count(id) as count FROM $lp_item_table
- WHERE c_id = $course_id AND item_type = 'quiz' AND lp_id = ".$lp_id." ";
- $result_have_quiz = Database::query($sql);
- if (Database::num_rows($result_have_quiz) > 0 ) {
- $row = Database::fetch_array($result_have_quiz,'ASSOC');
- if (is_numeric($row['count']) && $row['count'] != 0) {
- $lp_with_quiz++;
- }
- }
- }
- if ($lp_with_quiz > 0) {
- $avg_student_score = round(($average_data_sum / $lp_with_quiz * 100), 2);
- }
- return $avg_student_score;
- }
- /**
- * get count clicks about tools most used by course
- * @param string Course code
- * @param int Session id (optional), if param $session_id is null(default) it'll return results including sessions, 0 = session is not filtered
- * @return array tools data
- */
- public static function get_tools_most_used_by_course($course_code, $session_id = null) {
- //protect data
- $course_code = Database::escape_string($course_code);
- $data = array();
- $TABLETRACK_ACCESS = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_LASTACCESS);
- $condition_session = '';
- if (isset($session_id)) {
- $session_id = intval($session_id);
- $condition_session = ' AND access_session_id = '. $session_id;
- }
- $sql = "SELECT access_tool, COUNT(DISTINCT access_user_id),count( access_tool ) as count_access_tool
- FROM $TABLETRACK_ACCESS
- WHERE access_tool IS NOT NULL AND access_tool != '' AND access_cours_code = '$course_code' $condition_session
- GROUP BY access_tool
- ORDER BY count_access_tool DESC
- LIMIT 0, 3";
- $rs = Database::query($sql);
- if (Database::num_rows($rs) > 0) {
- while ($row = Database::fetch_array($rs)) {
- $data[] = $row;
- }
- }
- return $data;
- }
- /**
- * get documents most downloaded by course
- * @param string Course code
- * @param int Session id (optional), if param $session_id is null(default) it'll return results including sessions, 0 = session is not filtered
- * @param int Limit (optional, default = 0, 0 = without limit)
- * @return array documents downloaded
- */
- public static function get_documents_most_downloaded_by_course($course_code, $session_id = null, $limit = 0) {
- //protect data
- $course_code = Database::escape_string($course_code);
- $data = array();
- $TABLETRACK_DOWNLOADS = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_DOWNLOADS);
- $condition_session = '';
- if (isset($session_id)) {
- $session_id = intval($session_id);
- $condition_session = ' AND down_session_id = '. $session_id;
- }
- $sql = "SELECT down_doc_path, COUNT(DISTINCT down_user_id), COUNT(down_doc_path) as count_down
- FROM $TABLETRACK_DOWNLOADS
- WHERE down_cours_id = '$course_code'
- $condition_session
- GROUP BY down_doc_path
- ORDER BY count_down DESC
- LIMIT 0, $limit";
- $rs = Database::query($sql);
- if (Database::num_rows($rs) > 0) {
- while ($row = Database::fetch_array($rs)) {
- $data[] = $row;
- }
- }
- return $data;
- }
- /**
- * get links most visited by course
- * @param string Course code
- * @param int Session id (optional), if param $session_id is null(default) it'll return results including sessions, 0 = session is not filtered
- * @return array links most visited
- */
- public static function get_links_most_visited_by_course($course_code, $session_id = null) {
- //protect data
- $course_code = Database::escape_string($course_code);
- $course_info = api_get_course_info($course_code);
-
- $course_id = $course_info['real_id'];
-
- $data = array();
- $TABLETRACK_LINKS = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_LINKS);
- $TABLECOURSE_LINKS = Database::get_course_table(TABLE_LINK);
- $condition_session = '';
- if (isset($session_id)) {
- $session_id = intval($session_id);
- $condition_session = ' AND cl.session_id = '.$session_id;
- }
- $sql = "SELECT cl.title, cl.url,count(DISTINCT sl.links_user_id), count(cl.title) as count_visits
- FROM $TABLETRACK_LINKS AS sl, $TABLECOURSE_LINKS AS cl
- WHERE cl.c_id = $course_id AND
- sl.links_link_id = cl.id
- AND sl.links_cours_id = '$course_code'
- $condition_session
- GROUP BY cl.title, cl.url
- ORDER BY count_visits DESC
- LIMIT 0, 3";
- $rs = Database::query($sql);
- if (Database::num_rows($rs) > 0) {
- while ($row = Database::fetch_array($rs)) {
- $data[] = $row;
- }
- }
- return $data;
- }
- /**
- * Shows the user progress (when clicking in the Progress tab)
- * @param int user id
- * @return string html code
- */
- function show_user_progress($user_id, $session_id = 0, $extra_params = '', $show_courses = true) {
- require_once api_get_path(SYS_CODE_PATH).'exercice/exercise.class.php';
- global $_configuration;
- $tbl_course = Database :: get_main_table(TABLE_MAIN_COURSE);
- $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
- $tbl_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
- $tbl_access_rel_course = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_access_rel_session = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $tbl_access_rel_course = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
- $user_id = intval($user_id);
- // get course list
- if ($_configuration['multiple_access_urls']) {
- $sql = 'SELECT cu.course_code as code, title
- FROM '.$tbl_course_user.' cu INNER JOIN '.$tbl_access_rel_course.' a ON(a.course_code = cu.course_code) INNER JOIN '.$tbl_course.' c ON( cu.course_code = c.code)
- WHERE user_id='.$user_id.' AND relation_type<>'.COURSE_RELATION_TYPE_RRHH.' AND access_url_id = '.api_get_current_access_url_id().' ORDER BY title ';
- } else {
- $sql = 'SELECT course_code as code, title FROM '.$tbl_course_user.' u INNER JOIN '.$tbl_course.' c ON(course_code = c.code)
- WHERE u.user_id='.$user_id.' AND relation_type<>'.COURSE_RELATION_TYPE_RRHH.' ORDER BY title ';
- }
- $rs = Database::query($sql);
- $courses = $course_in_session = $temp_course_in_session = array();
-
- $courses = array();
- while($row = Database :: fetch_array($rs, 'ASSOC')) {
- $courses[$row['code']] = $row['title'];
- }
-
- /*
- if (!empty($courses)) {
- //sort need to be improved
- sort($courses);
- }*/
-
- // Get the list of sessions where the user is subscribed as student
- if ($_configuration['multiple_access_urls']) {
- $sql = 'SELECT DISTINCT cu.course_code, id_session as session_id, name FROM '.$tbl_session_course_user.' cu INNER JOIN '.$tbl_access_rel_session.' a ON(a.session_id = cu.id_session) INNER JOIN '.$tbl_session.' s ON(s.id = a.session_id)
- WHERE id_user='.$user_id.' AND access_url_id = '.api_get_current_access_url_id().' ORDER BY name ';
- } else {
- $sql = 'SELECT DISTINCT course_code, id_session as session_id, name FROM '.$tbl_session_course_user.' u INNER JOIN '.$tbl_session.' s ON(s.id = u.id_session)
- WHERE id_user='.$user_id.' ORDER BY name ';
- }
- $rs = Database::query($sql);
- $simple_session_array = array();
- while ($row = Database :: fetch_array($rs)) {
- $course_info = CourseManager::get_course_information($row['course_code']);
- $temp_course_in_session[$row['session_id']]['course_list'][$course_info['id']] = $course_info;
- $temp_course_in_session[$row['session_id']]['name'] = $row['name'];
- $simple_session_array[$row['session_id']] = $row['name'];
- }
- foreach($simple_session_array as $my_session_id => $session_name) {
- $course_list = $temp_course_in_session[$my_session_id]['course_list'];
- $my_course_data = array();
-
- foreach($course_list as $course_data) {
- $my_course_data[$course_data['id']] = $course_data['title'];
- }
- $my_course_data = utf8_sort($my_course_data);
- $final_course_data = array();
-
- foreach($my_course_data as $course_id => $value) {
- $final_course_data[$course_id] = $course_list[$course_id];
- }
- $course_in_session[$my_session_id]['course_list'] = $final_course_data;
- $course_in_session[$my_session_id]['name'] = $session_name;
- }
-
- $html = '';
- // Course list
-
- if ($show_courses) {
- if (!empty($courses)) {
- $html .= Display::tag('h1', Display::return_icon('course.png', get_lang('MyCourses'), array(), 22).' '.get_lang('MyCourses'));
- $html .= '<table class="data_table" width="100%">';
- $html .= '<tr>
- '.Display::tag('th', get_lang('Course'), array('width'=>'300px')).'
- '.Display::tag('th', get_lang('TimeSpentInTheCourse'), array('class'=>'head')).'
- '.Display::tag('th', get_lang('Progress'), array('class'=>'head')).'
- '.Display::tag('th', get_lang('Score').Display::return_icon('info3.gif', get_lang('ScormAndLPTestTotalAverage'), array('align' => 'absmiddle', 'hspace' => '3px')),array('class'=>'head')).'
- '.Display::tag('th', get_lang('LastConnexion'), array('class'=>'head')).'
- '.Display::tag('th', get_lang('Details'), array('class'=>'head')).'
- </tr>';
- foreach ($courses as $course_code => $course_title) {
- $weighting = 0;
- $total_time_login = Tracking :: get_time_spent_on_the_course($user_id, $course_code);
- $time = api_time_to_hms($total_time_login);
- $progress = Tracking :: get_avg_student_progress($user_id, $course_code);
- $percentage_score = Tracking :: get_avg_student_score($user_id, $course_code, array());
- $last_connection = Tracking :: get_last_connection_date_on_the_course($user_id, $course_code);
- if ($course_code == $_GET['course'] && empty($_GET['session_id'])) {
- $html .= '<tr class="row_odd" style="background-color:#FBF09D">';
- } else {
- $html .= '<tr class="row_even">';
- }
- $url = api_get_course_url($course_code, $session_id);
- $course_url = Display::url($course_title, $url, array('target'=>SESSION_LINK_TARGET));
- $html .= '<td>'.$course_url.'</td>';
- $html .= '<td align="center">'.$time.'</td>';
- $html .= '<td align="center">'.$progress.'%</td>';
- $html .= '<td align="center">';
- if (is_numeric($percentage_score)) {
- $html .= $percentage_score.'%';
- } else {
- $html .= '0%';
- }
- $html .= '</td>';
- $html .= '<td align="center">'.$last_connection.'</td>';
- $html .= '<td align="center">';
- if ($course_code == $_GET['course'] && empty($_GET['session_id'])) {
- $html .= '<a href="#">';
- $html .= Display::return_icon('2rightarrow_na.gif', get_lang('Details'));
- } else {
- $html .= '<a href="'.api_get_self().'?course='.$course_code.$extra_params.'">';
- $html .= Display::return_icon('2rightarrow.gif', get_lang('Details'));
- }
- $html .= '</a>';
- $html .= '</td></tr>';
- }
- $html .= '</table>';
- }
- }
- // Session list
- if (!empty($course_in_session)) {
- $main_session_graph = '';
-
- if (!isset($_GET['session_id']) && !isset($_GET['course'])) {
-
- //Load graphics only when calling to an specific session
- $session_graph = array();
-
- $all_exercise_graph_name_list = array();
- $all_user_results = array();
- $all_exercise_graph_list = array();
-
- $all_exercise_start_time = array();
-
- foreach ($course_in_session as $my_session_id => $session_data) {
-
- $course_list = $session_data['course_list'];
- $session_name = $session_data['name'];
-
- $user_count = count(SessionManager::get_users_by_session($my_session_id));
-
- $exercise_graph_name_list = array();
- $user_results = array();
- $exercise_graph_list = array();
-
- foreach ($course_list as $course_data) {
-
- $exercise_list = get_all_exercises($course_data, $my_session_id);
-
- foreach($exercise_list as $exercise_data) {
- $exercise_obj = new Exercise($course_data['id']);
- $exercise_obj->read($exercise_data['id']);
- if ($exercise_obj->is_visible()) {
- $best_average = intval(get_best_average_score_by_exercise($exercise_data['id'], $course_data['code'], $my_session_id, $user_count));
- $exercise_graph_list[] = $best_average;
- $all_exercise_graph_list[] = $best_average;
-
- $user_result_data = get_best_attempt_by_user(api_get_user_id(), $exercise_data['id'], $course_data['code'], $my_session_id);
- $score = 0;
- if (!empty($user_result_data['exe_weighting']) && intval($user_result_data['exe_weighting']) != 0) {
- $score = intval($user_result_data['exe_result']/$user_result_data['exe_weighting'] * 100);
- }
- //$user_results[] = 100;
- $user_results[] = $score;
- $time = api_strtotime($exercise_data['start_time']) ? api_strtotime($exercise_data['start_time']) : 0;
- $all_exercise_start_time[] = $time ;
- $all_user_results[] = $score;
- if (count($exercise_list)<=10) {
- $title = cut($course_data['title'], 30)." \n ".cut($exercise_data['title'], 30);
- $exercise_graph_name_list[]= $title;
- $all_exercise_graph_name_list[] = $title;
- } else {
- // if there are more than 10 results, space becomes difficult to find, so only show the title of the exercise, not the tool
- $title = cut($exercise_data['title'], 30);
- $exercise_graph_name_list[]= $title;
- $all_exercise_graph_name_list[]= $title;
- }
- }
- }
- }
- //Graph per session
- if (!empty($user_results) && !empty($exercise_graph_list)) {
- //$session_graph[$my_session_id] = self::generate_session_exercise_graph($exercise_graph_name_list, $user_results, $exercise_graph_list);
- }
- }
-
-
- //Complete graph
- if (!empty($all_user_results) && !empty($all_exercise_graph_list)) {
- asort($all_exercise_start_time);
-
- //Fix exams order
- $final_all_exercise_graph_name_list = array();
- $final_all_user_results = array();
- $final_all_exercise_graph_list = array();
-
- foreach($all_exercise_start_time as $key => $time) {
- $label_time = '';
- if (!empty($time)) {
- $label_time = date('d-m-y', $time);
- //$label_time = api_format_date($time, DATE_FORMAT_NUMBER);
- }
- $final_all_exercise_graph_name_list[] = $all_exercise_graph_name_list[$key].' '.$label_time;
- $final_all_user_results[] = $all_user_results[$key];
- $final_all_exercise_graph_list[] = $all_exercise_graph_list[$key];
- }
- //var_dump($final_all_exercise_graph_name_list, $final_all_user_results, $final_all_exercise_graph_list);
- $main_session_graph = self::generate_session_exercise_graph($final_all_exercise_graph_name_list, $final_all_user_results, $final_all_exercise_graph_list);
- }
- }
-
-
- $html .= Display::tag('h1',Display::return_icon('session.png', get_lang('Sessions'), array(), 22).' '.get_lang('Sessions'));
-
- $html .= '<table class="data_table" width="100%">';
- //'.Display::tag('th', get_lang('DoneExercises'), array('class'=>'head')).'
- $html .= '<tr>
- '.Display::tag('th', get_lang('Session'), array('width'=>'300px')).'
- '.Display::tag('th', get_lang('PublishedExercises'), array('width'=>'300px')).'
- '.Display::tag('th', get_lang('NewExercises'), array('class'=>'head')).'
- '.Display::tag('th', get_lang('AverageExerciseResult'), array('class'=>'head')).'
- '.Display::tag('th', get_lang('Details'), array('class'=>'head')).'
- </tr>';
- foreach ($course_in_session as $my_session_id => $session_data) {
- $course_list = $session_data['course_list'];
- $session_name = $session_data['name'];
-
- if (isset($session_id) && !empty($session_id)) {
- if ($session_id != $my_session_id) {
- continue;
- }
- }
-
- $all_exercises = 0;
- $all_unanswered_exercises_by_user = 0;
- $all_done_exercise = 0;
- $all_average = 0;
- $stats_array = array();
- foreach($course_list as $course_data) {
- //All exercises in the course @todo change for a real count
- $exercises = get_all_exercises($course_data, $my_session_id);
- $count_exercises = 0;
- if (!empty($exercises)) {
- $count_exercises = count($exercises);
- }
-
- //Count of user results
- //$done_exercises = get_count_exercises_attempted_by_course($course_data['code'], $my_session_id);
- $done_exercises = null;
-
- $answered_exercises = 0;
- if (!empty($exercises)) {
- foreach($exercises as $exercise_item) {
- $attempts = count_exercise_attempts_by_user(api_get_user_id(), $exercise_item['id'], $course_data['code'], $my_session_id);
- if ($attempts > 1) {
- $answered_exercises++;
- }
- }
- }
-
- //Average
- $average = get_average_score_by_course($course_data['code'], $my_session_id);
- $all_exercises += $count_exercises;
-
- $all_unanswered_exercises_by_user += $count_exercises - $answered_exercises;
- //$all_done_exercise += $done_exercises;
- $all_average += $average;
- //$stats_array[$course_data['code']] = array('exercises'=>$count_exercises, 'unanswered_exercises_by_user'=>$answered_exercises,'done_exercises'=>$done_exercises, 'average'=>$average);
- }
- $all_average = $all_average / count($course_list);
- if (isset($_GET['session_id']) && $my_session_id == $_GET['session_id']) {
- $html .= '<tr style="background-color:#FBF09D">';
- } else {
- $html .= '<tr>';
- }
- $url = api_get_path(WEB_CODE_PATH)."session/?session_id={$my_session_id}";
-
- $html .= Display::tag('td', Display::url($session_name, $url, array('target'=>SESSION_LINK_TARGET)));
- $html .= Display::tag('td', $all_exercises);
- $html .= Display::tag('td', $all_unanswered_exercises_by_user);
-
- //$html .= Display::tag('td', $all_done_exercise);
- $html .= Display::tag('td', convert_to_percentage($all_average));
-
- if (isset($_GET['session_id']) && $my_session_id == $_GET['session_id']) {
- $icon = Display::url(Display::return_icon('2rightarrow_na.gif', get_lang('Details')), '?session_id='.$my_session_id);
- } else {
- $icon = Display::url(Display::return_icon('2rightarrow.gif', get_lang('Details')), '?session_id='.$my_session_id);
- }
- $html .= Display::tag('td', $icon);
- $html .= '</tr>';
- }
- $html .= '</table><br />';
- $html .= Display::div($main_session_graph, array('id'=>'session_graph','class'=>'chart-session', 'style'=>'position:relative; text-align: center;') );
-
- //Checking selected session
- if (isset($_GET['session_id'])) {
- $session_id_from_get = intval($_GET['session_id']);
- $session_data = $course_in_session[$session_id_from_get];
- $course_list = $session_data['course_list'];
-
- $html .= Display::tag('h2',$session_data['name'].' - '.get_lang('CourseList'));
- $html .= '<table class="data_table" width="100%">';
- //'.Display::tag('th', get_lang('DoneExercises'), array('class'=>'head')).'
- $html .= '
- <tr>
- <th width="300px">'.get_lang('Course').'</th>
- '.Display::tag('th', get_lang('PublishedExercises'), array('class'=>'head')).'
- '.Display::tag('th', get_lang('NewExercises'), array('class'=>'head')).'
- '.Display::tag('th', get_lang('MyAverage'), array('class'=>'head')).'
- '.Display::tag('th', get_lang('AverageExerciseResult'), array('class'=>'head')).'
- '.Display::tag('th', get_lang('TimeSpentInTheCourse'), array('class'=>'head')).'
- '.Display::tag('th', get_lang('LPProgress') , array('class'=>'head')).'
- '.Display::tag('th', get_lang('Score').Display::return_icon('info3.gif', get_lang('ScormAndLPTestTotalAverage'), array ('align' => 'absmiddle', 'hspace' => '3px')), array('class'=>'head')).'
- '.Display::tag('th', get_lang('LastConnexion'), array('class'=>'head')).'
- '.Display::tag('th', get_lang('Details'), array('class'=>'head')).'
- </tr>';
- foreach ($course_list as $course_data) {
- $course_code = $course_data['code'];
- $course_title = $course_data['title'];
- //All exercises in the course @todo change for a real count
- $exercises = get_all_exercises($course_data, $session_id_from_get);
- $count_exercises = 0;
- if (!empty($exercises)) {
- $count_exercises = count($exercises);
- }
- //Count of user results
- //$done_exercises = get_best_exercise_results_by_course($course_code, $session_id_from_get);
-
- //From course exercises NOT from LP exercises!!!
- //$done_exercises = get_count_exercises_attempted_by_course($course_code, $session_id_from_get);
- $answered_exercises = 0;
- foreach($exercises as $exercise_item) {
- $attempts = count_exercise_attempts_by_user(api_get_user_id(), $exercise_item['id'], $course_code, $session_id_from_get);
- if ($attempts > 1) {
- $answered_exercises++;
- }
- }
-
- $unanswered_exercises = $count_exercises - $answered_exercises;
-
- //Average
- $average = get_average_score_by_course($course_code, $session_id_from_get);
- $my_average = get_average_score_by_course_by_user(api_get_user_id(), $course_code, $session_id_from_get);
-
- $stats_array[$course_code] = array( 'exercises' => $count_exercises,
- 'unanswered_exercises_by_user' => $unanswered_exercises,
- 'done_exercises' => $done_exercises,
- 'average' => $average,
- 'my_average' => $my_average);
- $weighting = 0;
- $last_connection = Tracking :: get_last_connection_date_on_the_course($user_id, $course_code, $session_id_from_get);
- $progress = Tracking :: get_avg_student_progress($user_id, $course_code,array(), $session_id_from_get);
- $total_time_login = Tracking :: get_time_spent_on_the_course($user_id, $course_code, $session_id_from_get);
- $time = api_time_to_hms($total_time_login);
- $percentage_score = Tracking :: get_avg_student_score($user_id, $course_code, array(), $session_id_from_get);
- if ($course_code == $_GET['course'] && $_GET['session_id'] == $session_id_from_get) {
- $html .= '<tr class="row_odd" style="background-color:#FBF09D" >';
- } else {
- $html .= '<tr class="row_even">';
- }
- $url = api_get_course_url($course_code, $session_id_from_get);
- $course_url = Display::url($course_title, $url, array('target'=>SESSION_LINK_TARGET));
- $html .= Display::tag('td', $course_url);
- $html .= Display::tag('td', $stats_array[$course_code]['exercises']);
- $html .= Display::tag('td', $stats_array[$course_code]['unanswered_exercises_by_user']);
- //$html .= Display::tag('td', $stats_array[$course_code]['done_exercises']);
- $html .= Display::tag('td', convert_to_percentage($stats_array[$course_code]['my_average']));
-
- $html .= Display::tag('td', $stats_array[$course_code]['average'] == 0 ? '-' : '('.convert_to_percentage($stats_array[$course_code]['average']).')');
- $html .= Display::tag('td', $time, array('align'=>'center'));
- if (is_numeric($progress)) {
- $progress = $progress.'%';
- } else {
- $progress = '0%';
- }
- //Progress
- $html .= Display::tag('td', $progress, array('align'=>'center'));
- if (is_numeric($percentage_score)) {
- $percentage_score = $percentage_score.'%';
- } else {
- $percentage_score = '0%';
- }
- //Score
- $html .= Display::tag('td', $percentage_score, array('align'=>'center'));
- $html .= Display::tag('td', $last_connection, array('align'=>'center'));
- if ($course_code == $_GET['course'] && $_GET['session_id'] == $session_id_from_get) {
- $details = '<a href="#">';
- $details .=Display::return_icon('2rightarrow_na.gif', get_lang('Details'));
- } else {
- $details = '<a href="'.api_get_self().'?course='.$course_code.'&session_id='.$session_id_from_get.$extra_params.'">';
- $details .=Display::return_icon('2rightarrow.gif', get_lang('Details'));
- }
- $details .= '</a>';
- $html .= Display::tag('td', $details, array('align'=>'center'));
- $html .= '</tr>';
- }
- $html .= '</table>';
- if (!empty($session_graph[$session_id_from_get])) {
- //$html .= Display::div($session_graph[$session_id_from_get], array('id'=>'session_graph','class'=>'chart-session', 'style'=>'position:relative; text-align: center;') );
- }
-
- }
- }
- if (!empty($html)) {
- $html = Display::div($html, array('class'=>'rounded_div', 'style'=>'position:relative; float:none; width:95%'));
- }
- return $html;
- }
- /**
- * Shows the user detail progress (when clicking in the details link)
- * @param int user id
- * @param string course code
- * @param int session id
- * @return string html code
- */
- function show_course_detail($user_id, $course_code, $session_id) {
- $html = '';
- if (isset($course_code)) {
- require_once api_get_path(SYS_CODE_PATH).'exercice/exercise.lib.php';
- $user_id = intval($user_id);
- $session_id = intval($session_id);
- $course = Database::escape_string($course_code);
- $course_info = CourseManager::get_course_information($course);
-
- $course_id = $course_info['real_id'];
- $tbl_user = Database :: get_main_table(TABLE_MAIN_USER);
- $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_course = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
-
- $tbl_course_lp = Database :: get_course_table(TABLE_LP_MAIN);
- $tbl_course_quiz = Database :: get_course_table(TABLE_QUIZ_TEST);
-
- $session_name = api_get_session_name($session_id);
- $html .= Display::tag('h2', $course_info['title']);
-
- $html .= '<table class="data_table" width="100%">';
-
- // This code was commented on purpose see BT#924
-
- /*$sql = 'SELECT visibility FROM '.$course_info['db_name'].'.'.TABLE_TOOL_LIST.' WHERE name="quiz"';
- $result_visibility_tests = Database::query($sql);
-
- if (Database::result($result_visibility_tests, 0, 'visibility') == 1) {*/
-
- //Course details
- $html .= '<tr>
- <th class="head" style="color:#000">'.get_lang('Exercices').'</th>
- <th class="head" style="color:#000">'.get_lang('Attempts').'</th>
- <th class="head" style="color:#000">'.get_lang('BestAttempt').'</th>
- <th class="head" style="color:#000">'.get_lang('Ranking').'</th>
- <th class="head" style="color:#000">'.get_lang('BestResultInCourse').'</th>
- <th class="head" style="color:#000">'.get_lang('Statistics').' '.Display :: return_icon('info3.gif', get_lang('OnlyBestResultsPerStudent'), array('align' => 'absmiddle', 'hspace' => '3px')).'</th>
- </tr>';
-
- if (empty($session_id)) {
- $sql_exercices = "SELECT quiz.title,id, results_disabled FROM ".$tbl_course_quiz." AS quiz WHERE c_id = $course_id AND active='1' AND session_id = 0";
- } else {
- $sql_exercices = "SELECT quiz.title,id, results_disabled FROM ".$tbl_course_quiz." AS quiz WHERE c_id = $course_id AND active='1'";
- }
- $result_exercices = Database::query($sql_exercices);
- $to_graph_exercise_result = array();
-
-
- if (empty($session_id)) {
- $user_list = UserManager::get_user_list();
- } else {
- $user_list = SessionManager::get_users_by_session($session_id);
- }
-
- if (Database::num_rows($result_exercices) > 0) {
- $score = $weighting = $exe_id = 0;
- while ($exercices = Database::fetch_array($result_exercices)) {
- //if ($exercices['id'] != 3) continue;
- $score = $weighting = $attempts = 0;
- //Getting count of attempts by user
- $attempts = count_exercise_attempts_by_user(api_get_user_id(), $exercices['id'], $course_info['code'], $session_id);
- //For graphics
- $best_exercise_stats = get_best_exercise_results_by_user($exercices['id'], $course_info['code'], $session_id);
- $to_graph_exercise_result[$exercices['id']] = array('title'=>$exercices['title'], 'data'=>$best_exercise_stats);
-
- $html .= '<tr class="row_even">';
- $url = api_get_path(WEB_CODE_PATH)."exercice/overview.php?cidReq={$course_info['code']}&id_session=$session_id&exerciseId={$exercices['id']}";
- $exercices['title'] = Display::url($exercices['title'], $url, array('target'=>SESSION_LINK_TARGET));
- $html .= Display::tag('td', $exercices['title']);
-
- //Exercise configuration show results show results or show only score
- if ($exercices['results_disabled'] == 0 || $exercices['results_disabled'] == 2) {
- $latest_attempt_url = '';
- $best_score = $position = $percentage_score_result = '-';
- $graph = $normal_graph = null;
-
- //Getting best results
- $best_score_data = get_best_attempt_in_course($exercices['id'], $course_info['code'], $session_id);
- $best_score = show_score($best_score_data['exe_result'], $best_score_data['exe_weighting']);
-
- if ($attempts > 0) {
- $exercise_stat = get_best_attempt_by_user(api_get_user_id(), $exercices['id'], $course_info['code'], $session_id);
- if (!empty($exercise_stat)) {
-
- //Always getting the BEST attempt
- $score = $exercise_stat['exe_result'];
- $weighting = $exercise_stat['exe_weighting'];
- $exe_id = $exercise_stat['exe_id'];
-
- //$latest_attempt_url .= '<a href="../exercice/exercise_show.php?origin=myprogress&id='.$exe_id.'&cidReq='.$course_info['code'].'&id_session='.$session_id.'"> '.Display::return_icon('quiz.gif', get_lang('Quiz')).' </a>';
- $latest_attempt_url .= '../exercice/exercise_show.php?origin=myprogress&id='.$exe_id.'&cidReq='.$course_info['code'].'&id_session='.$session_id;
- $percentage_score_result = Display::url(show_score($score, $weighting), $latest_attempt_url);
- $my_score = 0;
- if (!empty($weighting) && intval($weighting) != 0) {
- $my_score = $score/$weighting;
- }
- $position = get_exercise_result_ranking($my_score, $exe_id, $exercices['id'], $course_info['code'], $session_id, $user_list);
-
- $graph = self::generate_exercise_result_thumbnail_graph($to_graph_exercise_result[$exercices['id']]);
- $normal_graph = self::generate_exercise_result_graph($to_graph_exercise_result[$exercices['id']]);
- }
- }
-
- echo Display::div($normal_graph, array('id'=>'main_graph_'.$exercices['id'],'class'=>'dialog', 'style'=>'display:none') );
-
- if (empty($graph)) {
- $graph = '-';
- } else {
- $graph = Display::url($graph, '#', array('id'=>$exercices['id'], 'class'=>'opener'));
- }
-
- $html .= Display::tag('td', $attempts, array('align'=>'center'));
- $html .= Display::tag('td', $percentage_score_result, array('align'=>'center'));
- $html .= Display::tag('td', $position, array('align'=>'center'));
- $html .= Display::tag('td', $best_score, array('align'=>'center'));
- $html .= Display::tag('td', $graph, array('align'=>'center'));
- //$html .= Display::tag('td', $latest_attempt_url, array('align'=>'center', 'width'=>'25'));
-
- } else {
- // Exercise configuration NO results
- $html .= Display::tag('td', $attempts, array('align'=>'center'));
- $html .= Display::tag('td', '-', array('align'=>'center'));
- $html .= Display::tag('td', '-', array('align'=>'center'));
- $html .= Display::tag('td', '-', array('align'=>'center'));
- $html .= Display::tag('td', '-', array('align'=>'center'));
- }
- $html .= '</tr>';
- }
- } else {
- $html .= '<tr><td colspan="5" align="center">'.get_lang('NoEx').'</td></tr>';
- }
- $html .= '</table>';
-
-
- //LP table results
-
- $html .='<table class="data_table" width="100%">';
- $html .= Display::tag('th', get_lang('Learnpaths'), array('class'=>'head', 'style'=>'color:#000'));
- $html .= Display::tag('th', get_lang('LatencyTimeSpent'), array('class'=>'head', 'style'=>'color:#000'));
- $html .= Display::tag('th', get_lang('Progress'), array('class'=>'head', 'style'=>'color:#000'));
- $html .= Display::tag('th', get_lang('Score'), array('class'=>'head', 'style'=>'color:#000'));
- $html .= Display::tag('th', get_lang('LastConnexion'), array('class'=>'head', 'style'=>'color:#000'));
- $html .= '</tr>';
- if (empty($session_id)) {
- $sql_learnpath = "SELECT lp.name,lp.id FROM ".$tbl_course_lp." AS lp WHERE c_id = $course_id AND session_id = 0 ORDER BY lp.display_order";
- } else {
- $sql_learnpath = "SELECT lp.name,lp.id FROM ".$tbl_course_lp." AS lp WHERE c_id = $course_id ORDER BY lp.display_order";
- }
- $result_learnpath = Database::query($sql_learnpath);
- if (Database::num_rows($result_learnpath) > 0) {
- while($learnpath = Database::fetch_array($result_learnpath)) {
- $progress = Tracking::get_avg_student_progress($user_id, $course, array($learnpath['id']), $session_id);
- $last_connection_in_lp = Tracking::get_last_connection_time_in_lp($user_id, $course, $learnpath['id'], $session_id);
- $time_spent_in_lp = Tracking::get_time_spent_in_lp($user_id, $course, array($learnpath['id']), $session_id);
- $percentage_score = Tracking::get_avg_student_score($user_id, $course, array($learnpath['id']), $session_id);
- if (is_numeric($percentage_score)) {
- $percentage_score = $percentage_score.'%';
- } else {
- $percentage_score = '0%';
- }
- $time_spent_in_lp = api_time_to_hms($time_spent_in_lp);
- $html .= '<tr class="row_even">';
- $url = api_get_path(WEB_CODE_PATH)."newscorm/lp_controller.php?cidReq={$course_code}&id_session=$session_id&lp_id={$learnpath['id']}&action=view";
- $html .= Display::tag('td', Display::url($learnpath['name'], $url, array('target'=>SESSION_LINK_TARGET)));
- $html .= Display::tag('td', $time_spent_in_lp, array('align'=>'center'));
- if (is_numeric($progress)) {
- $progress = $progress.'%';
- }
- $html .= Display::tag('td', $progress, array('align'=>'center'));
- $html .= Display::tag('td', $percentage_score);
- $last_connection = '-';
- if (!empty($last_connection_in_lp)) {
- $last_connection = api_convert_and_format_date($last_connection_in_lp, DATE_TIME_FORMAT_LONG);
- }
- $html .= Display::tag('td', $last_connection, array('align'=>'center','width'=>'180px'));
- $html .= "</tr>";
- }
- } else {
- $html .= '<tr>
- <td colspan="4" align="center">
- '.get_lang('NoLearnpath').'
- </td>
- </tr>';
- }
- $html .='</table>';
- }
- if (!empty($html)) {
- $html = Display::div($html, array('class'=>'rounded_div', 'style'=>'position:relative; float:none; width:95%'));
- }
- return $html;
- }
- /**
- * Generates an histogram
- *
- * @param array list of exercise names
- * @param array my results 0 to 100
- * @param array average scores 0-100
- */
- function generate_session_exercise_graph($names, $my_results, $average) {
- require_once api_get_path(LIBRARY_PATH).'pchart/pData.class.php';
- require_once api_get_path(LIBRARY_PATH).'pchart/pChart.class.php';
- require_once api_get_path(LIBRARY_PATH).'pchart/pCache.class.php';
- $cache = new pCache();
- // Dataset definition
- $data_set = new pData();
- // Dataset definition
- $data_set->AddPoint($average, "Serie1");
- $data_set->AddPoint($my_results, "Serie2");
- $data_set->AddPoint($names, "Serie3");
- $data_set->AddAllSeries();
- $data_set->SetAbsciseLabelSerie('Serie3');
- $data_set->SetSerieName(get_lang('AverageScore'),"Serie1");
- $data_set->SetSerieName(get_lang('MyResults'), "Serie2");
- //$data_set->SetYAxisName(get_lang("Percentage"));
- $data_set->SetYAxisUnit("%");
- // Initialise the graph
- $main_width = 860;
- $main_height = 500;
- $y_label_angle = 50;
- $data_set->RemoveSerie("Serie3");
- $graph = new pChart($main_width, $main_height);
- //See 3.2 BT#2797
- $graph->setFixedScale(0,100);
- $graph->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
- $graph->setGraphArea(65,50,$main_width-20, $main_height-140);
-
- $graph->drawFilledRoundedRectangle(7,7,$main_width-7,$main_height-7,5,240,240,240);
- $graph->drawRoundedRectangle(5,5,$main_width-5,$main_height -5,5,230,230,230);
- $graph->drawGraphArea(255,255,255,TRUE);
- //SCALE_NORMAL, SCALE_START0, SCALE_ADDALLSTART0, SCALE_ADDALL
- $graph->drawScale($data_set->GetData(),$data_set->GetDataDescription(),SCALE_NORMAL ,150,150,150,TRUE,$y_label_angle,1, TRUE);
- $graph->drawGrid(4,TRUE,230,230,230,70);
- // Draw the 0 line
- $graph->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',6);
- $graph->drawTreshold(0,143,55,72,TRUE,TRUE);
- // Draw the cubic curve graph
- $graph->drawLineGraph($data_set->GetData(),$data_set->GetDataDescription());
- $graph->drawPlotGraph($data_set->GetData(),$data_set->GetDataDescription(),1,1,230,255,255);
- // Finish the graph
- $graph->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',10);
- $graph->drawLegend($main_width - 150,70,$data_set->GetDataDescription(),255,255,255);
-
- $graph->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',11);
- $graph->drawTitle(50, 30, get_lang('ExercisesInTimeProgressChart'), 50,50,50,$main_width-110, true);
- // $main_graph = new pChart($main_width,$main_height);
- $graph_id = 'generate_session_exercise_graph'.Security::remove_XSS($_GET['course']).'-'.intval($_GET['session_id']).'-'.api_get_user_id();
- if ($cache->IsInCache($graph_id, $data_set->GetData())) {
- //if (0) {
- //if we already created the img
- //echo 'in cache';
- $img_file = $cache->GetHash($graph_id,$data_set->GetData());
- } else {
- $cache->WriteToCache($graph_id, $data_set->GetData(), $graph);
- ob_start();
- $graph->Stroke();
- ob_end_clean();
- $img_file = $cache->GetHash($graph_id, $data_set->GetData());
- }
- $html = '<img src="'.api_get_path(WEB_ARCHIVE_PATH).$img_file.'">';
- return $html;
- }
- /**
- *
- * Returns a thumbnail of the function generate_exercise_result_graph
- * @param array attempts
- */
- function generate_exercise_result_thumbnail_graph($attempts) {
- require_once api_get_path(LIBRARY_PATH).'pchart/pData.class.php';
- require_once api_get_path(LIBRARY_PATH).'pchart/pChart.class.php';
- require_once api_get_path(LIBRARY_PATH).'pchart/pCache.class.php';
- $exercise_title = $attempts['title'];
- $attempts = $attempts['data'];
- $my_exercise_result_array = $exercise_result = array();
- if (empty($attempts)) {
- return null;
- }
-
- foreach ($attempts as $attempt) {
- if (api_get_user_id() == $attempt['exe_user_id']) {
- if ($attempt['exe_weighting'] != 0 ) {
- $my_exercise_result_array[]= $attempt['exe_result']/$attempt['exe_weighting'];
- }
- } else {
- if ($attempt['exe_weighting'] != 0 ) {
- $exercise_result[]= $attempt['exe_result']/$attempt['exe_weighting'];
- }
- }
- }
- //Getting best result
- rsort($my_exercise_result_array);
- $my_exercise_result = 0;
- if (isset($my_exercise_result_array[0])) {
- $my_exercise_result = $my_exercise_result_array[0] *100;
- }
- //var_dump($exercise_result, $my_exercise_result);
- $max = 100;
- $pieces = 5 ;
- $part = round($max / $pieces);
- $x_axis = array();
- $final_array = array();
- $my_final_array = array();
- for ($i=1; $i <=$pieces; $i++) {
- $sum = 1;
- if ($i == 1) {
- $sum = 0;
- }
- $min = ($i-1)*$part + $sum;
- $max = ($i)*$part;
- $x_axis[]= $min." - ".$max;
- $count = 0;
- foreach($exercise_result as $result) {
- $percentage = $result*100;
- //echo $percentage.' - '.$min.' - '.$max."<br />";
- if ($percentage >= $min && $percentage <= $max) {
- //echo ' is > ';
- $count++;
- }
- }
- //echo '<br />';
- $final_array[]= $count;
- if ($my_exercise_result >= $min && $my_exercise_result <= $max) {
- $my_final_array[] = 1;
- } else {
- $my_final_array[] = 0;
- }
- }
- //var_dump($my_final_array, $final_array); exit;
- //Fix to remove the data of the user with my data
- for($i = 0; $i<=count($my_final_array); $i++) {
- if (!empty($my_final_array[$i])) {
- $my_final_array[$i] = $final_array[$i] + 1; //Add my result
- $final_array[$i] = 0;
- }
- }
- //var_dump($my_final_array, $final_array); echo '<br />';
- //echo '<pre>'; var_dump($my_exercise_result, $exercise_result,$x_axis);
-
- $cache = new pCache();
- // Dataset definition
- $data_set = new pData();
- $data_set->AddPoint($final_array,"Serie1");
- $data_set->AddPoint($my_final_array,"Serie2");
- //$data_set->AddPoint($x_axis,"Serie3");
- $data_set->AddAllSeries();
-
- // Initialise the graph
- $main_width = 80;
- $main_height = 35;
- $thumbnail_graph = new pChart($main_width, $main_height);
- $thumbnail_graph->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
- //$thumbnail_graph->setGraphArea(50,30,680,200);
- $thumbnail_graph->drawFilledRoundedRectangle(2,2,$main_width-2,$main_height-2,2,230,230,230);
- $thumbnail_graph->setGraphArea(5,5,$main_width-5,$main_height-5);
- $thumbnail_graph->drawGraphArea(255,255,255);
- //SCALE_NORMAL, SCALE_START0, SCALE_ADDALLSTART0
- $thumbnail_graph->drawScale($data_set->GetData(),$data_set->GetDataDescription(),SCALE_ADDALLSTART0, 150,150,150,FALSE,0,1,TRUE);
- $thumbnail_graph->drawOverlayBarGraph($data_set->GetData(),$data_set->GetDataDescription(), 100);
- // Finish the graph
- $graph_id = 'thumbnail_exercise_result_graph_'.Security::remove_XSS($_GET['course']).'-'.intval($_GET['session_id']).'-'.api_get_user_id();
- if ($cache->IsInCache($graph_id, $data_set->GetData())) {
- //if (0) {
- //if we already created the img
- //echo 'in cache';
- $img_file = $cache->GetHash($graph_id,$data_set->GetData());
- } else {
- $cache->WriteToCache($graph_id, $data_set->GetData(), $thumbnail_graph);
- ob_start();
- $thumbnail_graph->Stroke();
- ob_end_clean();
- $img_file = $cache->GetHash($graph_id, $data_set->GetData());
- }
- $html = '<img src="'.api_get_path(WEB_ARCHIVE_PATH).$img_file.'">';
- return $html;
- }
- /**
- * Generates a big graph with the number of best results
- * @param array
- */
- function generate_exercise_result_graph($attempts) {
- require_once api_get_path(LIBRARY_PATH).'pchart/pData.class.php';
- require_once api_get_path(LIBRARY_PATH).'pchart/pChart.class.php';
- require_once api_get_path(LIBRARY_PATH).'pchart/pCache.class.php';
- $exercise_title = $attempts['title'];
- $attempts = $attempts['data'];
- $my_exercise_result_array = $exercise_result = array();
- if (empty($attempts)) {
- return null;
- }
- foreach ($attempts as $attempt) {
- if (api_get_user_id() == $attempt['exe_user_id']) {
- if ($attempt['exe_weighting'] != 0 ) {
- $my_exercise_result_array[]= $attempt['exe_result']/$attempt['exe_weighting'];
- }
- } else {
- if ($attempt['exe_weighting'] != 0 ) {
- $exercise_result[]= $attempt['exe_result']/$attempt['exe_weighting'];
- }
- }
- }
- //Getting best result
- rsort($my_exercise_result_array);
- $my_exercise_result = 0;
- if (isset($my_exercise_result_array[0])) {
- $my_exercise_result = $my_exercise_result_array[0] *100;
- }
- //var_dump($exercise_result, $my_exercise_result);
- $max = 100;
- $pieces = 5 ;
- $part = round($max / $pieces);
- $x_axis = array();
- $final_array = array();
- $my_final_array = array();
- for ($i=1; $i <=$pieces; $i++) {
- $sum = 1;
- if ($i == 1) {
- $sum = 0;
- }
- $min = ($i-1)*$part + $sum;
- $max = ($i)*$part;
- $x_axis[]= $min." - ".$max;
- $count = 0;
- foreach($exercise_result as $result) {
- $percentage = $result*100;
- //echo $percentage.' - '.$min.' - '.$max."<br />";
- if ($percentage >= $min && $percentage <= $max) {
- //echo ' is > ';
- $count++;
- }
- }
- //echo '<br />';
- $final_array[]= $count;
- if ($my_exercise_result >= $min && $my_exercise_result <= $max) {
- $my_final_array[] = 1;
- } else {
- $my_final_array[] = 0;
- }
- }
- //var_dump($my_final_array, $final_array); exit;
- //Fix to remove the data of the user with my data
- for($i = 0; $i<=count($my_final_array); $i++) {
- if (!empty($my_final_array[$i])) {
- $my_final_array[$i] = $final_array[$i] + 1; //Add my result
- $final_array[$i] = 0;
- }
- }
- //var_dump($my_final_array, $final_array); echo '<br />';
- //echo '<pre>'; var_dump($my_exercise_result, $exercise_result,$x_axis);
- $cache = new pCache();
- // Dataset definition
- $data_set = new pData();
- $data_set->AddPoint($final_array,"Serie1");
- $data_set->AddPoint($my_final_array,"Serie2");
- $data_set->AddPoint($x_axis,"Serie3");
- $data_set->AddAllSeries();
- $data_set->SetAbsciseLabelSerie('Serie3');
- $data_set->SetSerieName(get_lang('Score'),"Serie1");
- $data_set->SetSerieName(get_lang('MyResults'),"Serie2");
- $data_set->SetXAxisName(get_lang("Score"));
- // Initialise the graph
- $main_width = 500;
- $main_height = 250;
- $main_graph = new pChart($main_width,$main_height);
- $main_graph->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
- $main_graph->setGraphArea(50,30, $main_width -20,$main_height -50);
- $main_graph->drawFilledRoundedRectangle(10,10, $main_width- 10,$main_height -10,5,240,240,240);
- $main_graph->drawRoundedRectangle(7,7,$main_width - 7,$main_height - 7,5,230,230,230);
- $main_graph->drawGraphArea(255,255,255,TRUE);
- //SCALE_NORMAL, SCALE_START0, SCALE_ADDALLSTART0
- $main_graph->drawScale($data_set->GetData(),$data_set->GetDataDescription(),SCALE_ADDALLSTART0, 150,150,150,TRUE,0,1,TRUE);
-
- $main_graph->drawGrid(4,TRUE,230,230,230,50);
- // Draw the 0 line
- $main_graph->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',6);
- // $main_graph->drawTreshold(0,143,55,72,TRUE,TRUE);
- // Draw the bar graph
- $data_set->RemoveSerie("Serie3");
- //$main_graph->drawBarGraph($data_set->GetData(),$data_set->GetDataDescription(),TRUE);
- //$main_graph->drawStackedBarGraph($data_set->GetData(),$data_set->GetDataDescription(),TRUE);
- $main_graph->drawOverlayBarGraph($data_set->GetData(),$data_set->GetDataDescription(), 100);
- // Finish the graph
- $main_graph->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
- $main_graph->drawLegend($main_width - 120,$main_height -100,$data_set->GetDataDescription(),255,255,255);
- $main_graph->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
- $main_graph->drawTitle(180,22,$exercise_title,50,50,50);
- $graph_id = 'exercise_result_graph'.Security::remove_XSS($_GET['course']).'-'.intval($_GET['session_id']).'-'.api_get_user_id();
- if ($cache->IsInCache($graph_id, $data_set->GetData())) {
- //if (0) {
- //if we already created the img
- //echo 'in cache';
- $img_file = $cache->GetHash($graph_id,$data_set->GetData());
- } else {
- $cache->WriteToCache($graph_id, $data_set->GetData(), $main_graph);
- ob_start();
- $main_graph->Stroke();
- ob_end_clean();
- $img_file = $cache->GetHash($graph_id, $data_set->GetData());
- }
- $html = '<img src="'.api_get_path(WEB_ARCHIVE_PATH).$img_file.'">';
- return $html;
- }
- }
- /**
- * @package chamilo.tracking
- */
- class TrackingCourseLog {
- function count_item_resources() {
- global $session_id;
- $course_id = api_get_course_int_id();
- $table_item_property = Database :: get_course_table(TABLE_ITEM_PROPERTY);
- $table_user = Database :: get_main_table(TABLE_MAIN_USER);
- $sql = "SELECT count(tool) AS total_number_of_items FROM $table_item_property track_resource, $table_user user" .
- " WHERE track_resource.c_id = $course_id AND track_resource.insert_user_id = user.user_id AND id_session = $session_id ";
- if (isset($_GET['keyword'])) {
- $keyword = Database::escape_string(trim($_GET['keyword']));
- $sql .= " AND (user.username LIKE '%".$keyword."%' OR lastedit_type LIKE '%".$keyword."%' OR tool LIKE '%".$keyword."%')";
- }
- $sql .= " AND tool IN ('document', 'learnpath', 'quiz', 'glossary', 'link', 'course_description', 'announcement', 'thematic', 'thematic_advance', 'thematic_plan')";
- $res = Database::query($sql);
- $obj = Database::fetch_object($res);
- return $obj->total_number_of_items;
- }
- function get_item_resources_data($from, $number_of_items, $column, $direction) {
- global $dateTimeFormatLong, $session_id;
- $course_id = api_get_course_int_id();
- $table_item_property = Database :: get_course_table(TABLE_ITEM_PROPERTY);
- $table_user = Database :: get_main_table(TABLE_MAIN_USER);
- $table_session = Database :: get_main_table(TABLE_MAIN_SESSION);
-
- $session_id = intval($session_id);
- $sql = "SELECT
- tool as col0,
- lastedit_type as col1,
- ref as ref,
- user.username as col3,
- insert_date as col5,
- visibility as col6
- FROM $table_item_property track_resource, $table_user user
- WHERE track_resource.c_id = $course_id AND
- track_resource.insert_user_id = user.user_id AND
- id_session = $session_id ";
- if (isset($_GET['keyword'])) {
- $keyword = Database::escape_string(trim($_GET['keyword']));
- $sql .= " AND (user.username LIKE '%".$keyword."%' OR lastedit_type LIKE '%".$keyword."%' OR tool LIKE '%".$keyword."%') ";
- }
- $sql .= " AND tool IN ('document', 'learnpath', 'quiz', 'glossary', 'link', 'course_description', 'announcement', 'thematic', 'thematic_advance', 'thematic_plan')";
- if ($column == 0) {
- $column = '0';
- }
- if ($column != '' && $direction != '') {
- if ($column != 2 && $column != 4) {
- $sql .= " ORDER BY col$column $direction";
- }
- } else {
- $sql .= " ORDER BY col5 DESC ";
- }
- $sql .= " LIMIT $from, $number_of_items ";
- $res = Database::query($sql);
- $resources = array ();
- $thematic_tools = array('thematic', 'thematic_advance', 'thematic_plan');
- while ($row = Database::fetch_array($res)) {
- $ref = $row['ref'];
- $table_name = TrackingCourseLog::get_tool_name_table($row['col0']);
- $table_tool = Database :: get_course_table($table_name['table_name']);
- $id = $table_name['id_tool'];
- $recorset = false;
- if (in_array($row['col0'], array('thematic_plan', 'thematic_advance'))) {
- $tbl_thematic = Database :: get_course_table(TABLE_THEMATIC);
- $sql = "SELECT thematic_id FROM $table_tool WHERE c_id = $course_id AND id = $ref";
- $rs_thematic = Database::query($sql);
- if (Database::num_rows($rs_thematic)) {
- $row_thematic = Database::fetch_array($rs_thematic);
- $thematic_id = $row_thematic['thematic_id'];
- $query = "SELECT session.id, session.name, user.username FROM $tbl_thematic t, $table_session session, $table_user user" .
- " WHERE t.c_id = $course_id AND t.session_id = session.id AND session.id_coach = user.user_id AND t.id = $thematic_id";
- $recorset = Database::query($query);
- }
- } else {
- $query = "SELECT session.id, session.name, user.username FROM $table_tool tool, $table_session session, $table_user user
- WHERE tool.c_id = $course_id AND tool.session_id = session.id AND session.id_coach = user.user_id AND tool.$id = $ref";
- $recorset = Database::query($query);
- }
- if (!empty($recorset)) {
- $obj = Database::fetch_object($recorset);
-
- $name_session = '';
- $coach_name = '';
- if (!empty($obj)) {
- $name_session = $obj->name;
- $coach_name = $obj->username;
- }
- $url_tool = api_get_path(WEB_CODE_PATH).$table_name['link_tool'];
- $row[0] = '';
- if ($row['col6'] != 2) {
- if (in_array($row['col0'], $thematic_tools)) {
- $exp_thematic_tool = explode('_', $row['col0']);
- $thematic_tool_title = '';
- if (is_array($exp_thematic_tool)) {
- foreach ($exp_thematic_tool as $exp) {
- $thematic_tool_title .= api_ucfirst($exp);
- }
- } else {
- $thematic_tool_title = api_ucfirst($row['col0']);
- }
- $row[0] = '<a href="'.$url_tool.'?'.api_get_cidreq().'&action=thematic_details">'.get_lang($thematic_tool_title).'</a>';
- } else {
- $row[0] = '<a href="'.$url_tool.'?'.api_get_cidreq().'">'.get_lang('Tool'.api_ucfirst($row['col0'])).'</a>';
- }
- } else {
- $row[0] = api_ucfirst($row['col0']);
- }
- $row[1] = get_lang($row[1]);
- $row[5] = api_convert_and_format_date($row['col5'], null, date_default_timezone_get());
- $row[4] = '';
- //@todo Improve this code please
- switch ($table_name['table_name']) {
- case 'document' :
- $query_document = "SELECT tool.title as title FROM $table_tool tool WHERE c_id = $course_id AND id = $ref";
- $rs_document = Database::query($query_document);
- $obj_document = Database::fetch_object($rs_document);
- $row[4] = $obj_document->title;
- break;
- case 'announcement':
- $query_document = "SELECT title FROM $table_tool WHERE c_id = $course_id AND id = $ref";
- $rs_document = Database::query($query_document);
- $obj_document = Database::fetch_object($rs_document);
- $row[4] = $obj_document->title;
- break;
- case 'glossary':
- $query_document = "SELECT name FROM $table_tool WHERE c_id = $course_id AND glossary_id = $ref";
- $rs_document = Database::query($query_document);
- $obj_document = Database::fetch_object($rs_document);
- $row[4] = $obj_document->name;
- break;
- case 'lp':
- $query_document = "SELECT name FROM $table_tool WHERE c_id = $course_id AND id = $ref";
- $rs_document = Database::query($query_document);
- $obj_document = Database::fetch_object($rs_document);
- $row[4] = $obj_document->name;
- break;
- case 'quiz':
- $query_document = "SELECT title FROM $table_tool WHERE c_id = $course_id AND id = $ref";
- $rs_document = Database::query($query_document);
- $obj_document = Database::fetch_object($rs_document);
- $row[4] = $obj_document->title;
- break;
- case 'course_description':
- $query_document = "SELECT title FROM $table_tool WHERE c_id = $course_id AND id = $ref";
- $rs_document = Database::query($query_document);
- $obj_document = Database::fetch_object($rs_document);
- $row[4] = $obj_document->title;
- break;
- case 'thematic':
- $rs = Database::query("SELECT title FROM $table_tool WHERE c_id = $course_id AND id = $ref");
- if (Database::num_rows($rs) > 0) {
- $obj = Database::fetch_object($rs);
- $row[4] = $obj->title;
- }
- break;
- case 'thematic_advance':
- $rs = Database::query("SELECT content FROM $table_tool WHERE c_id = $course_id AND id = $ref");
- if (Database::num_rows($rs) > 0) {
- $obj = Database::fetch_object($rs);
- $row[4] = $obj->content;
- }
- break;
- case 'thematic_plan':
- $rs = Database::query("SELECT title FROM $table_tool WHERE c_id = $course_id AND id = $ref");
- if (Database::num_rows($rs) > 0) {
- $obj = Database::fetch_object($rs);
- $row[4] = $obj->title;
- }
- break;
- default:
- break;
- }
- $row2 = $name_session;
- if (!empty($coach_name)) {
- $row2 .= '<br />'.get_lang('Coach').': '.$coach_name;
- }
- $row[2] = $row2;
- $resources[] = $row;
- }
- }
- return $resources;
- }
- function get_tool_name_table($tool) {
- switch ($tool) {
- case 'document':
- $table_name = TABLE_DOCUMENT;
- $link_tool = 'document/document.php';
- $id_tool = 'id';
- break;
- case 'learnpath':
- $table_name = TABLE_LP_MAIN;
- $link_tool = 'newscorm/lp_controller.php';
- $id_tool = 'id';
- break;
- case 'quiz':
- $table_name = TABLE_QUIZ_TEST;
- $link_tool = 'exercice/exercice.php';
- $id_tool = 'id';
- break;
- case 'glossary':
- $table_name = TABLE_GLOSSARY;
- $link_tool = 'glossary/index.php';
- $id_tool = 'glossary_id';
- break;
- case 'link':
- $table_name = TABLE_LINK;
- $link_tool = 'link/link.php';
- $id_tool = 'id';
- break;
- case 'course_description':
- $table_name = TABLE_COURSE_DESCRIPTION;
- $link_tool = 'course_description/';
- $id_tool = 'id';
- break;
- case 'announcement':
- $table_name = TABLE_ANNOUNCEMENT;
- $link_tool = 'announcements/announcements.php';
- $id_tool = 'id';
- break;
- case 'thematic':
- $table_name = TABLE_THEMATIC;
- $link_tool = 'course_progress/index.php';
- $id_tool = 'id';
- break;
- case 'thematic_advance':
- $table_name = TABLE_THEMATIC_ADVANCE;
- $link_tool = 'course_progress/index.php';
- $id_tool = 'id';
- break;
- case 'thematic_plan':
- $table_name = TABLE_THEMATIC_PLAN;
- $link_tool = 'course_progress/index.php';
- $id_tool = 'id';
- break;
- default:
- $table_name = $tool;
- break;
- }
- return array('table_name' => $table_name,'link_tool' => $link_tool,'id_tool' => $id_tool);
- }
- function display_additional_profile_fields() {
- // getting all the extra profile fields that are defined by the platform administrator
- $extra_fields = UserManager :: get_extra_fields(0,50,5,'ASC');
- // creating the form
- $return = '<form action="courseLog.php" method="get" name="additional_profile_field_form" id="additional_profile_field_form">';
- // the select field with the additional user profile fields (= this is where we select the field of which we want to see
- // the information the users have entered or selected.
- $return .= '<select name="additional_profile_field">';
- $return .= '<option value="-">'.get_lang('SelectFieldToAdd').'</option>';
- $extra_fields_to_show = 0;
- foreach ($extra_fields as $key=>$field) {
- // show only extra fields that are visible + and can be filtered, added by J.Montoya
- if ($field[6]==1 && $field[8] == 1) {
- if (isset($_GET['additional_profile_field']) && $field[0] == $_GET['additional_profile_field'] ) {
- $selected = 'selected="selected"';
- } else {
- $selected = '';
- }
- $extra_fields_to_show++;
- $return .= '<option value="'.$field[0].'" '.$selected.'>'.$field[3].'</option>';
- }
- }
- $return .= '</select>';
- // the form elements for the $_GET parameters (because the form is passed through GET
- foreach ($_GET as $key=>$value){
- if ($key <> 'additional_profile_field') {
- $return .= '<input type="hidden" name="'.Security::remove_XSS($key).'" value="'.Security::remove_XSS($value).'" />';
- }
- }
- // the submit button
- $return .= '<button class="save" type="submit">'.get_lang('AddAdditionalProfileField').'</button>';
- $return .= '</form>';
- if ($extra_fields_to_show > 0) {
- return $return;
- } else {
- return '';
- }
- }
- /**
- * This function gets all the information of a certrain ($field_id) additional profile field.
- * It gets the information of all the users so that it can be displayed in the sortable table or in the csv or xls export
- *
- * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
- * @since October 2009
- * @version 1.8.7
- */
- function get_addtional_profile_information_of_field($field_id){
- // Database table definition
- $table_user = Database::get_main_table(TABLE_MAIN_USER);
- $table_user_field_values = Database::get_main_table(TABLE_MAIN_USER_FIELD_VALUES);
- $sql = "SELECT user.user_id, field.field_value FROM $table_user user, $table_user_field_values field
- WHERE user.user_id = field.user_id
- AND field.field_id='".intval($field_id)."'";
- $result = Database::query($sql);
- while($row = Database::fetch_array($result)) {
- $return[$row['user_id']][] = $row['field_value'];
- }
- return $return;
- }
- /**
- * This function gets all the information of a certrain ($field_id) additional profile field for a specific list of users is more efficent than get_addtional_profile_information_of_field() function
- * It gets the information of all the users so that it can be displayed in the sortable table or in the csv or xls export
- *
- * @author Julio Montoya <gugli100@gmail.com>
- * @param int field id
- * @param array list of user ids
- * @return array
- * @since Nov 2009
- * @version 1.8.6.2
- */
- function get_addtional_profile_information_of_field_by_user($field_id, $users) {
- // Database table definition
- $table_user = Database::get_main_table(TABLE_MAIN_USER);
- $table_user_field_values = Database::get_main_table(TABLE_MAIN_USER_FIELD_VALUES);
- $result_extra_field = UserManager::get_extra_field_information($field_id);
- if (!empty($users)) {
- if ($result_extra_field['field_type'] == USER_FIELD_TYPE_TAG ) {
- foreach($users as $user_id) {
- $user_result = UserManager::get_user_tags($user_id, $field_id);
- $tag_list = array();
- foreach($user_result as $item) {
- $tag_list[] = $item['tag'];
- }
- $return[$user_id][] = implode(', ',$tag_list);
- }
- } else {
- $new_user_array = array();
- foreach($users as $user_id) {
- $new_user_array[]= "'".$user_id."'";
- }
- $users = implode(',',$new_user_array);
- //selecting only the necessary information NOT ALL the user list
- $sql = "SELECT user.user_id, field.field_value FROM $table_user user INNER JOIN $table_user_field_values field
- ON (user.user_id = field.user_id)
- WHERE field.field_id=".intval($field_id)." AND user.user_id IN ($users)";
- $result = Database::query($sql);
- while($row = Database::fetch_array($result)) {
- // get option value for field type double select by id
- if (!empty($row['field_value'])) {
- if ($result_extra_field['field_type'] == USER_FIELD_TYPE_DOUBLE_SELECT) {
- $id_double_select = explode(';',$row['field_value']);
- if (is_array($id_double_select)) {
- $value1 = $result_extra_field['options'][$id_double_select[0]]['option_value'];
- $value2 = $result_extra_field['options'][$id_double_select[1]]['option_value'];
- $row['field_value'] = ($value1.';'.$value2);
- }
- }
- }
- // get other value from extra field
- $return[$row['user_id']][] = $row['field_value'];
- }
- }
- }
- return $return;
- }
- /**
- * count the number of students in this course (used for SortableTable)
- * Deprecated
- */
- function count_student_in_course() {
- global $nbStudents;
- return $nbStudents;
- }
- function sort_users($a, $b) {
- return strcmp(trim(api_strtolower($a[$_SESSION['tracking_column']])), trim(api_strtolower($b[$_SESSION['tracking_column']])));
- }
- function sort_users_desc($a, $b) {
- return strcmp( trim(api_strtolower($b[$_SESSION['tracking_column']])), trim(api_strtolower($a[$_SESSION['tracking_column']])));
- }
- /**
- * Get number of users for sortable with pagination
- * @return int
- */
- function get_number_of_users() {
- global $user_ids;
- return count($user_ids);
- }
- /**
- * Get data for users list in sortable with pagination
- * @return array
- */
- 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, $_configuration;
- $course_code = Database::escape_string($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);
- $course_info = CourseManager::get_course_information($course_code);
- $access_url_id = api_get_current_access_url_id();
- // get all users data from a course for sortable with limit
- $condition_user = "";
- if (is_array($user_ids)) {
- $user_ids = array_map('intval', $user_ids);
- $condition_user = " WHERE user.user_id IN (".implode(',',$user_ids).") ";
- } else {
- $user_ids = intval($user_ids);
- $condition_user = " WHERE user.user_id = $user_ids ";
- }
-
- if (!empty($_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 '%".$keyword."%' ) ";
- }
- if ($_configuration['multiple_access_urls']) {
- $url_table = ", ".$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
- FROM $tbl_user as user $url_table
- $condition_user $url_condition";
- if (!in_array($direction, array('ASC','DESC'))) {
- $direction = 'ASC';
- }
-
- $column = intval($column);
- if ($is_western_name_order) {
- $original_column = $column;
- if ($original_column == 1) {
- $column = 2;
- }
- if ($original_column == 2) {
- $column = 1;
- }
- }
- $from = intval($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 ();
- $t = time();
- $row = array();
-
- $course_info = api_get_course_info($course_code);
-
- $total_surveys = 0;
-
- $total_exercises = get_all_exercises($course_info, $session_id);
-
- if (empty($session_id)) {
- $survey_user_list = array();
- $survey_list = survey_manager::get_surveys($course_code, $session_id);
-
- $total_surveys = count($survey_list);
- $survey_data = array();
- foreach ($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'] = $user['col0'];
- if ($is_western_name_order) {
- $user['lastname'] = $user['col2'];
- $user['firstname'] = $user['col1'];
- } else {
- $user['lastname'] = $user['col1'];
- $user['firstname'] = $user['col2'];
- }
- $user['time'] = api_time_to_hms(Tracking::get_time_spent_on_the_course($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'] = $total_user_exercise;
-
- if (is_numeric($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['lastname'];
- $user_row[]= $user['firstname'];
- } else {
- $user_row[]= $user['firstname'];
- $user_row[]= $user['lastname'];
- }
-
- $user_row[]= $user['time']; //3
- $user_row[]= $user['average_progress'];
- $user_row[]= $user['exercise_progress'];
- $user_row[]= $user['student_score'];
- $user_row[]= $user['count_assignments'];
- $user_row[]= $user['count_messages']; //8
-
- if (empty($session_id)) {
- $user_row[]= $user['survey'];
- }
-
- $user_row[]= $user['first_connection'];
- $user_row[]= $user['last_connection'];
- $user_row[]= $user['additional'];
-
- $user_row[]= $user['link'];
-
- $users[] = $user_row;
-
- if ($export_csv) {
- if (empty($session_id)) {
- $user_row[10] = strip_tags($user_row[10]);
- $user_row[11] = strip_tags($user_row[11]);
- unset($user_row[13]);
- unset($user_row[14]);
- } else {
- $user_row[9] = strip_tags($user_row[9]);
- $user_row[10] = strip_tags($user_row[10]);
- unset($user_row[12]);
- unset($user_row[13]);
- }
-
- $csv_content[] = $user_row;
- }
- }
- return $users;
- }
- }
- /**
- * @package chamilo.tracking
- */
- class TrackingUserLog {
- /**
- * Displays the number of logins every month for a specific user in a specific course.
- */
- function display_login_tracking_info($view, $user_id, $course_id, $session_id = 0)
- {
- $MonthsLong = $GLOBALS['MonthsLong'];
- // protected data
- $user_id = intval($user_id);
- $session_id = intval($session_id);
- $course_id = Database::escape_string($course_id);
- $track_access_table = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ACCESS);
- $tempView = $view;
- if(substr($view,0,1) == '1') {
- $new_view = substr_replace($view,'0',0,1);
- echo "
- <tr>
- <td valign='top'>
- <font color='#0000FF'>- </font>" .
- "<b>".get_lang('LoginsAndAccessTools')."</b> [<a href='".api_get_self()."?uInfo=".$user_id."&view=".Security::remove_XSS($new_view)."'>".get_lang('Close')."</a>] [<a href='userLogCSV.php?".api_get_cidreq()."&uInfo=".Security::remove_XSS($_GET['uInfo'])."&view=10000'>".get_lang('ExportAsCSV')."</a>]
- </td>
- </tr>
- ";
- echo "<tr><td style='padding-left : 40px;' valign='top'>".get_lang('LoginsDetails')."<br>";
- $sql = "SELECT UNIX_TIMESTAMP(access_date), count(access_date)
- FROM $track_access_table
- WHERE access_user_id = '$user_id'
- AND access_cours_code = '$course_id'
- AND access_session_id = '$session_id'
- GROUP BY YEAR(access_date),MONTH(access_date)
- ORDER BY YEAR(access_date),MONTH(access_date) ASC";
- echo "<tr><td style='padding-left : 40px;padding-right : 40px;'>";
- //$results = getManyResults2Col($sql);
- $results = getManyResults3Col($sql);
- echo "<table cellpadding='2' cellspacing='1' border='0' align=center>";
- echo "<tr>
- <td class='secLine'>
- ".get_lang('LoginsTitleMonthColumn')."
- </td>
- <td class='secLine'>
- ".get_lang('LoginsTitleCountColumn')."
- </td>
- </tr>";
- $total = 0;
- if (is_array($results)) {
- for($j = 0 ; $j < count($results) ; $j++) {
- echo "<tr>";
- echo "<td class='content'><a href='logins_details.php?uInfo=".$user_id."&reqdate=".$results[$j][0]."&view=".Security::remove_XSS($view)."'>".$MonthsLong[date('n', $results[$j][0])-1].' '.date('Y', $results[$j][0])."</a></td>";
- echo "<td valign='top' align='right' class='content'>".$results[$j][1]."</td>";
- echo"</tr>";
- $total = $total + $results[$j][1];
- }
- echo "<tr>";
- echo "<td>".get_lang('Total')."</td>";
- echo "<td align='right' class='content'>".$total."</td>";
- echo"</tr>";
- } else {
- echo "<tr>";
- echo "<td colspan='2'><center>".get_lang('NoResult')."</center></td>";
- echo"</tr>";
- }
- echo "</table>";
- echo "</td></tr>";
- } else {
- $new_view = substr_replace($view,'1',0,1);
- echo "
- <tr>
- <td valign='top'>
- +<font color='#0000FF'> </font><a href='".api_get_self()."?uInfo=".$user_id."&view=".Security::remove_XSS($new_view)."' class='specialLink'>".get_lang('LoginsAndAccessTools')."</a>
- </td>
- </tr>
- ";
- }
- }
- /**
- * Displays the exercise results for a specific user in a specific course.
- * @todo remove globals
- */
- function display_exercise_tracking_info($view, $user_id, $course_id)
- {
- global $TABLECOURSE_EXERCICES, $TABLETRACK_EXERCICES, $dateTimeFormatLong;
- if(substr($view,1,1) == '1')
- {
- $new_view = substr_replace($view,'0',1,1);
- echo "<tr>
- <td valign='top'>
- <font color='#0000FF'>- </font><b>".get_lang('ExercicesResults')."</b> [<a href='".api_get_self()."?uInfo=".Security::remove_XSS($user_id)."&view=".Security::remove_XSS($new_view)."'>".get_lang('Close')."</a>] [<a href='userLogCSV.php?".api_get_cidreq()."&uInfo=".Security::remove_XSS($_GET['uInfo'])."&view=01000'>".get_lang('ExportAsCSV')."</a>]
- </td>
- </tr>";
- echo "<tr><td style='padding-left : 40px;' valign='top'>".get_lang('ExercicesDetails')."<br />";
- $sql = "SELECT ce.title, te.exe_result , te.exe_weighting, UNIX_TIMESTAMP(te.exe_date)
- FROM $TABLECOURSE_EXERCICES AS ce , $TABLETRACK_EXERCICES AS te
- WHERE te.exe_cours_id = '".Database::escape_string($course_id)."'
- AND te.exe_user_id = '".Database::escape_string($user_id)."'
- AND te.exe_exo_id = ce.id
- ORDER BY ce.title ASC, te.exe_date ASC";
- $hpsql = "SELECT te.exe_name, te.exe_result , te.exe_weighting, UNIX_TIMESTAMP(te.exe_date)
- FROM $TBL_TRACK_HOTPOTATOES AS te
- WHERE te.exe_user_id = '".Database::escape_string($user_id)."' AND te.exe_cours_id = '".Database::escape_string($course_id)."'
- ORDER BY te.exe_cours_id ASC, te.exe_date ASC";
- $hpresults = getManyResultsXCol($hpsql, 4);
- $NoTestRes = 0;
- $NoHPTestRes = 0;
- echo "<tr>\n<td style='padding-left : 40px;padding-right : 40px;'>\n";
- $results = getManyResultsXCol($sql, 4);
- echo "<table cellpadding='2' cellspacing='1' border='0' align='center'>\n";
- echo "
- <tr bgcolor='#E6E6E6'>
- <td>
- ".get_lang('ExercicesTitleExerciceColumn')."
- </td>
- <td>
- ".get_lang('Date')."
- </td>
- <td>
- ".get_lang('ExercicesTitleScoreColumn')."
- </td>
- </tr>";
- if (is_array($results)) {
- for($i = 0; $i < sizeof($results); $i++) {
- $display_date = api_convert_and_format_date($results[$i][3], null, date_default_timezone_get());
- echo "<tr>\n";
- echo "<td class='content'>".$results[$i][0]."</td>\n";
- echo "<td class='content'>".$display_date."</td>\n";
- echo "<td valign='top' align='right' class='content'>".$results[$i][1]." / ".$results[$i][2]."</td>\n";
- echo "</tr>\n";
- }
- } else {
- // istvan begin
- $NoTestRes = 1;
- }
- // The Result of Tests
- if(is_array($hpresults)) {
- for($i = 0; $i < sizeof($hpresults); $i++) {
- $title = GetQuizName($hpresults[$i][0],'');
- if ($title == '')
- $title = basename($hpresults[$i][0]);
- $display_date = api_convert_and_format_date($hpresults[$i][3], null, date_default_timezone_get());
- ?>
- <tr>
- <td class="content"><?php echo $title; ?></td>
- <td class="content" align="center"><?php echo $display_date; ?></td>
- <td class="content" align="center"><?php echo $hpresults[$i][1]; ?> / <?php echo $hpresults[$i][2]; ?>
- </td>
- </tr>
- <?php }
- } else {
- $NoHPTestRes = 1;
- }
- if ($NoTestRes == 1 && $NoHPTestRes == 1) {
- echo "<tr>\n";
- echo "<td colspan='3'><center>".get_lang('NoResult')."</center></td>\n";
- echo "</tr>\n";
- }
- echo "</table>";
- echo "</td>\n</tr>\n";
- } else {
- $new_view = substr_replace($view,'1',1,1);
- echo "
- <tr>
- <td valign='top'>
- +<font color='#0000FF'> </font><a href='".api_get_self()."?uInfo=$user_id&view=".$new_view."' class='specialLink'>".get_lang('ExercicesResults')."</a>
- </td>
- </tr>";
- }
- }
- /**
- * Displays the student publications for a specific user in a specific course.
- * @todo remove globals
- */
- function display_student_publications_tracking_info($view, $user_id, $course_id)
- {
- global $TABLETRACK_UPLOADS, $TABLECOURSE_WORK, $dateTimeFormatLong, $_course;
- if(substr($view,2,1) == '1') {
- $new_view = substr_replace($view,'0',2,1);
- echo "<tr>
- <td valign='top'>
- <font color='#0000FF'>- </font><b>".get_lang('WorkUploads')."</b> [<a href='".api_get_self()."?uInfo=".Security::remove_XSS($user_id)."&view=".Security::remove_XSS($new_view)."'>".get_lang('Close')."</a>] [<a href='userLogCSV.php?".api_get_cidreq()."&uInfo=".Security::remove_XSS($_GET['uInfo'])."&view=00100'>".get_lang('ExportAsCSV')."</a>]
- </td>
- </tr>";
- echo "<tr><td style='padding-left : 40px;' valign='top'>".get_lang('WorksDetails')."<br>";
- $sql = "SELECT u.upload_date, w.title, w.author,w.url
- FROM $TABLETRACK_UPLOADS u , $TABLECOURSE_WORK w
- WHERE u.upload_work_id = w.id
- AND u.upload_user_id = '".Database::escape_string($user_id)."'
- AND u.upload_cours_id = '".Database::escape_string($course_id)."'
- ORDER BY u.upload_date DESC";
- echo "<tr><td style='padding-left : 40px;padding-right : 40px;'>";
- $results = getManyResultsXCol($sql,4);
- echo "<table cellpadding='2' cellspacing='1' border='0' align=center>";
- echo "<tr>
- <td class='secLine' width='40%'>
- ".get_lang('WorkTitle')."
- </td>
- <td class='secLine' width='30%'>
- ".get_lang('WorkAuthors')."
- </td>
- <td class='secLine' width='30%'>
- ".get_lang('Date')."
- </td>
- </tr>";
- if (is_array($results)) {
- for($j = 0 ; $j < count($results) ; $j++) {
- $pathToFile = api_get_path(WEB_COURSE_PATH).$_course['path']."/".$results[$j][3];
- $beautifulDate = api_convert_and_format_date($results[$j][0], null, date_default_timezone_get());
- echo "<tr>";
- echo "<td class='content'>"
- ."<a href ='".$pathToFile."'>".$results[$j][1]."</a>"
- ."</td>";
- echo "<td class='content'>".$results[$j][2]."</td>";
- echo "<td class='content'>".$beautifulDate."</td>";
- echo"</tr>";
- }
- } else {
- echo "<tr>";
- echo "<td colspan='3'><center>".get_lang('NoResult')."</center></td>";
- echo"</tr>";
- }
- echo "</table>";
- echo "</td></tr>";
- } else {
- $new_view = substr_replace($view,'1',2,1);
- echo "
- <tr>
- <td valign='top'>
- +<font color='#0000FF'> </font><a href='".api_get_self()."?uInfo=".Security::remove_XSS($user_id)."&view=".Security::remove_XSS($new_view)."' class='specialLink'>".get_lang('WorkUploads')."</a>
- </td>
- </tr>
- ";
- }
- }
- /**
- * Displays the links followed for a specific user in a specific course.
- * @todo remove globals
- */
- function display_links_tracking_info($view, $user_id, $course_id)
- {
- global $TABLETRACK_LINKS, $TABLECOURSE_LINKS;
- if(substr($view,3,1) == '1') {
- $new_view = substr_replace($view,'0',3,1);
- echo "
- <tr>
- <td valign='top'>
- <font color='#0000FF'>- </font><b>".get_lang('LinksAccess')."</b> [<a href='".api_get_self()."?uInfo=".Security::remove_XSS($user_id)."&view=".Security::remove_XSS($new_view)."'>".get_lang('Close')."</a>] [<a href='userLogCSV.php?".api_get_cidreq()."&uInfo=".Security::remove_XSS($_GET['uInfo'])."&view=00010'>".get_lang('ExportAsCSV')."</a>]
- </td>
- </tr>
- ";
- echo "<tr><td style='padding-left : 40px;' valign='top'>".get_lang('LinksDetails')."<br>";
- $sql = "SELECT cl.title, cl.url
- FROM $TABLETRACK_LINKS AS sl, $TABLECOURSE_LINKS AS cl
- WHERE sl.links_link_id = cl.id
- AND sl.links_cours_id = '".Database::escape_string($course_id)."'
- AND sl.links_user_id = '".Database::escape_string($user_id)."'
- GROUP BY cl.title, cl.url";
- echo "<tr><td style='padding-left : 40px;padding-right : 40px;'>";
- $results = getManyResults2Col($sql);
- echo "<table cellpadding='2' cellspacing='1' border='0' align=center>";
- echo "<tr>
- <td class='secLine'>
- ".get_lang('LinksTitleLinkColumn')."
- </td>
- </tr>";
- if (is_array($results)) {
- for($j = 0 ; $j < count($results) ; $j++) {
- echo "<tr>";
- echo "<td class='content'><a href='".$results[$j][1]."'>".$results[$j][0]."</a></td>";
- echo"</tr>";
- }
- } else {
- echo "<tr>";
- echo "<td ><center>".get_lang('NoResult')."</center></td>";
- echo"</tr>";
- }
- echo "</table>";
- echo "</td></tr>";
- } else {
- $new_view = substr_replace($view,'1',3,1);
- echo "
- <tr>
- <td valign='top'>
- +<font color='#0000FF'> </font><a href='".api_get_self()."?uInfo=".Security::remove_XSS($user_id)."&view=".Security::remove_XSS($new_view)."' class='specialLink'>".get_lang('LinksAccess')."</a>
- </td>
- </tr>
- ";
- }
- }
- /**
- * Displays the documents downloaded for a specific user in a specific course.
- * @param string kind of view inside tracking info
- * @param int User id
- * @param string Course code
- * @param int Session id (optional, default = 0)
- * @return void
- */
- function display_document_tracking_info($view, $user_id, $course_id, $session_id = 0) {
- // protect data
- $user_id = intval($user_id);
- $course_id = Database::escape_string($course_id);
- $session_id = intval($session_id);
- $downloads_table = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_DOWNLOADS);
- if(substr($view,4,1) == '1')
- {
- $new_view = substr_replace($view,'0',4,1);
- echo "
- <tr>
- <td valign='top'>
- <font color='#0000FF'>- </font><b>".get_lang('DocumentsAccess')."</b> [<a href='".api_get_self()."?uInfo=".Security::remove_XSS($user_id)."&view=".Security::remove_XSS($new_view)."'>".get_lang('Close')."</a>] [<a href='userLogCSV.php?".api_get_cidreq()."&uInfo=".Security::remove_XSS($_GET['uInfo'])."&view=00001'>".get_lang('ExportAsCSV')."</a>]
- </td>
- </tr>
- ";
- echo "<tr><td style='padding-left : 40px;' valign='top'>".get_lang('DocumentsDetails')."<br>";
- $sql = "SELECT down_doc_path
- FROM $downloads_table
- WHERE down_cours_id = '".$course_id."'
- AND down_user_id = '$user_id'
- AND down_session_id = '$session_id'
- GROUP BY down_doc_path";
- echo "<tr><td style='padding-left : 40px;padding-right : 40px;'>";
- $results = getManyResults1Col($sql);
- echo "<table cellpadding='2' cellspacing='1' border='0' align='center'>";
- echo "<tr>
- <td class='secLine'>
- ".get_lang('DocumentsTitleDocumentColumn')."
- </td>
- </tr>";
- if (is_array($results)) {
- for($j = 0 ; $j < count($results) ; $j++) {
- echo "<tr>";
- echo "<td class='content'>".$results[$j]."</td>";
- echo"</tr>";
- }
- } else {
- echo "<tr>";
- echo "<td><center>".get_lang('NoResult')."</center></td>";
- echo"</tr>";
- }
- echo "</table>";
- echo "</td></tr>";
- } else {
- $new_view = substr_replace($view,'1',4,1);
- echo "
- <tr>
- <td valign='top'>
- +<font color='#0000FF'> </font><a href='".api_get_self()."?uInfo=".Security::remove_XSS($user_id)."&view=".Security::remove_XSS($new_view)."' class='specialLink'>".get_lang('DocumentsAccess')."</a>
- </td>
- </tr>
- ";
- }
- }
- }
- /**
- * @package chamilo.tracking
- */
- class TrackingUserLogCSV {
- /**
- * Displays the number of logins every month for a specific user in a specific course.
- */
- function display_login_tracking_info($view, $user_id, $course_id, $session_id = 0)
- {
- $MonthsLong = $GLOBALS['MonthsLong'];
- $track_access_table = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ACCESS);
- // protected data
- $user_id = intval($user_id);
- $session_id = intval($session_id);
- $course_id = Database::escape_string($course_id);
- $tempView = $view;
- if(substr($view,0,1) == '1')
- {
- $new_view = substr_replace($view,'0',0,1);
- $title[1]= get_lang('LoginsAndAccessTools').get_lang('LoginsDetails');
- $sql = "SELECT UNIX_TIMESTAMP(access_date), count(access_date)
- FROM $track_access_table
- WHERE access_user_id = '$user_id'
- AND access_cours_code = '".$course_id."'
- AND access_session_id = '$session_id'
- GROUP BY YEAR(access_date),MONTH(access_date)
- ORDER BY YEAR(access_date),MONTH(access_date) ASC";
- //$results = getManyResults2Col($sql);
- $results = getManyResults3Col($sql);
- $title_line= get_lang('LoginsTitleMonthColumn').';'.get_lang('LoginsTitleCountColumn')."\n";
- $line='';
- $total = 0;
- if (is_array($results))
- {
- for($j = 0 ; $j < count($results) ; $j++)
- {
- $line .= $results[$j][0].';'.$results[$j][1]."\n";
- $total = $total + $results[$j][1];
- }
- $line .= get_lang('Total').";".$total."\n";
- }
- else
- {
- $line= get_lang('NoResult')."</center></td>";
- }
- }
- else
- {
- $new_view = substr_replace($view,'1',0,1);
- }
- return array($title_line, $line);
- }
- /**
- * Displays the exercise results for a specific user in a specific course.
- * @todo remove globals
- */
- function display_exercise_tracking_info($view, $user_id, $course_id) {
- global $TABLECOURSE_EXERCICES, $TABLETRACK_EXERCICES, $TABLETRACK_HOTPOTATOES, $dateTimeFormatLong;
- if (substr($view,1,1) == '1') {
- $new_view = substr_replace($view,'0',1,1);
- $title[1]= get_lang('ExercicesDetails');
- $line='';
- $sql = "SELECT ce.title, te.exe_result , te.exe_weighting, UNIX_TIMESTAMP(te.exe_date)
- FROM $TABLECOURSE_EXERCICES AS ce , $TABLETRACK_EXERCICES AS te
- WHERE te.exe_cours_id = '$course_id'
- AND te.exe_user_id = '$user_id'
- AND te.exe_exo_id = ce.id
- ORDER BY ce.title ASC, te.exe_date ASC";
- $hpsql = "SELECT te.exe_name, te.exe_result , te.exe_weighting, UNIX_TIMESTAMP(te.exe_date)
- FROM $TABLETRACK_HOTPOTATOES AS te
- WHERE te.exe_user_id = '$user_id' AND te.exe_cours_id = '$course_id'
- ORDER BY te.exe_cours_id ASC, te.exe_date ASC";
- $hpresults = getManyResultsXCol($hpsql, 4);
- $NoTestRes = 0;
- $NoHPTestRes = 0;
- $results = getManyResultsXCol($sql, 4);
- $title_line=get_lang('ExercicesTitleExerciceColumn').";".get_lang('Date').';'.get_lang('ExercicesTitleScoreColumn')."\n";
- if (is_array($results))
- {
- for($i = 0; $i < sizeof($results); $i++)
- {
- $display_date = api_convert_and_format_date($results[$i][3], null, date_default_timezone_get());
- $line .= $results[$i][0].";".$display_date.";".$results[$i][1]." / ".$results[$i][2]."\n";
- }
- }
- else // istvan begin
- {
- $NoTestRes = 1;
- }
- // The Result of Tests
- if(is_array($hpresults))
- {
- for($i = 0; $i < sizeof($hpresults); $i++)
- {
- $title = GetQuizName($hpresults[$i][0],'');
- if ($title == '')
- $title = basename($hpresults[$i][0]);
- $display_date = api_convert_and_format_date($hpresults[$i][3], null, date_default_timezone_get());
- $line .= $title.';'.$display_date.';'.$hpresults[$i][1].'/'.$hpresults[$i][2]."\n";
- }
- }
- else
- {
- $NoHPTestRes = 1;
- }
- if ($NoTestRes == 1 && $NoHPTestRes == 1)
- {
- $line=get_lang('NoResult');
- }
- }
- else
- {
- $new_view = substr_replace($view,'1',1,1);
- }
- return array($title_line, $line);
- }
- /**
- * Displays the student publications for a specific user in a specific course.
- * @todo remove globals
- */
- function display_student_publications_tracking_info($view, $user_id, $course_id) {
- global $TABLETRACK_UPLOADS, $TABLECOURSE_WORK, $dateTimeFormatLong, $_course;
- if (substr($view,2,1) == '1') {
- $new_view = substr_replace($view,'0',2,1);
- $sql = "SELECT u.upload_date, w.title, w.author, w.url
- FROM $TABLETRACK_UPLOADS u , $TABLECOURSE_WORK w
- WHERE u.upload_work_id = w.id
- AND u.upload_user_id = '$user_id'
- AND u.upload_cours_id = '$course_id'
- ORDER BY u.upload_date DESC";
- $results = getManyResultsXCol($sql,4);
- $title[1]=get_lang('WorksDetails');
- $line='';
- $title_line=get_lang('WorkTitle').";".get_lang('WorkAuthors').";".get_lang('Date')."\n";
- if (is_array($results)) {
- for($j = 0 ; $j < count($results) ; $j++) {
- $pathToFile = api_get_path(WEB_COURSE_PATH).$_course['path']."/".$results[$j][3];
- $beautifulDate = api_convert_and_format_date($results[$j][0], null, date_default_timezone_get());
- $line .= $results[$j][1].";".$results[$j][2].";".$beautifulDate."\n";
- }
- } else {
- $line= get_lang('NoResult');
- }
- } else {
- $new_view = substr_replace($view,'1',2,1);
- }
- return array($title_line, $line);
- }
- /**
- * Displays the links followed for a specific user in a specific course.
- * @todo remove globals
- */
- function display_links_tracking_info($view, $user_id, $course_id) {
- global $TABLETRACK_LINKS, $TABLECOURSE_LINKS;
- if (substr($view,3,1) == '1') {
- $new_view = substr_replace($view,'0',3,1);
- $title[1]=get_lang('LinksDetails');
- $sql = "SELECT cl.title, cl.url
- FROM $TABLETRACK_LINKS AS sl, $TABLECOURSE_LINKS AS cl
- WHERE sl.links_link_id = cl.id
- AND sl.links_cours_id = '$course_id'
- AND sl.links_user_id = '$user_id'
- GROUP BY cl.title, cl.url";
- $results = getManyResults2Col($sql);
- $title_line= get_lang('LinksTitleLinkColumn')."\n";
- if (is_array($results)) {
- for ($j = 0 ; $j < count($results) ; $j++) {
- $line .= $results[$j][0]."\n";
- }
- } else {
- $line=get_lang('NoResult');
- }
- } else {
- $new_view = substr_replace($view,'1',3,1);
- }
- return array($title_line, $line);
- }
- /**
- * Displays the documents downloaded for a specific user in a specific course.
- * @param string kind of view inside tracking info
- * @param int User id
- * @param string Course code
- * @param int Session id (optional, default = 0)
- * @return void
- */
- function display_document_tracking_info($view, $user_id, $course_id, $session_id = 0) {
- // protect data
- $user_id = intval($user_id);
- $course_id = Database::escape_string($course_id);
- $session_id = intval($session_id);
- $downloads_table = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_DOWNLOADS);
- if (substr($view,4,1) == '1') {
- $new_view = substr_replace($view,'0',4,1);
- $title[1]= get_lang('DocumentsDetails');
- $sql = "SELECT down_doc_path
- FROM $downloads_table
- WHERE down_cours_id = '$course_id'
- AND down_user_id = '$user_id'
- AND down_session_id = '$session_id'
- GROUP BY down_doc_path";
- $results = getManyResults1Col($sql);
- $title_line = get_lang('DocumentsTitleDocumentColumn')."\n";
- if (is_array($results)) {
- for ($j = 0 ; $j < count($results) ; $j++) {
- $line .= $results[$j]."\n";
- }
- } else {
- $line = get_lang('NoResult');
- }
- } else {
- $new_view = substr_replace($view,'1',4,1);
- }
- return array($title_line, $line);
- }
- }
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