@ -171,67 +171,6 @@ class CourseManager {
return false;
}
/**
*
* Updates the course ranking
* @param int course id
* @param int session id
* @param id url id
*
**/
public function update_course_ranking($course_id = null, $session_id = null, $url_id = null) {
//Course catalog stats modifications see #4191
$table_course_ranking = Database::get_main_table(TABLE_STATISTIC_TRACK_COURSE_RANKING);
$table_user_course_vote = Database::get_main_table(TABLE_MAIN_USER_REL_COURSE_VOTE);
$now = api_get_utc_datetime();
$course_id = empty($course_id) ? api_get_course_int_id() : intval($course_id);
$session_id = !isset($session_id) ? api_get_session_id() : intval($session_id);
$url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
$params = array(
'c_id' => $course_id,
'session_id' => $session_id,
'url_id' => $url_id,
'creation_date' => $now,
);
$result = Database::select('*', $table_course_ranking, array('where' => array('c_id = ? AND session_id = ? AND url_id = ?' => $params)), 'first');
// Problem here every thime we load the courses/XXXX/index.php course home page we update the access
if (empty($result)) {
$params['accesses'] = 1;
$result = Database::insert($table_course_ranking, $params);
} else {
$params['accesses'] = intval($result['accesses']) + 1;
$result = Database::update($table_course_ranking, $params, array('c_id = ? AND session_id = ? AND url_id = ?' => $params));
}
return $result;
}
public function remove_course_ranking($course_id, $session_id, $url_id = null) {
$table_course_ranking = Database::get_main_table(TABLE_STATISTIC_TRACK_COURSE_RANKING);
$table_user_course_vote = Database::get_main_table(TABLE_MAIN_USER_REL_COURSE_VOTE);
if (!empty($course_id) & & isset($session_id)) {
$url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
$params = array(
'c_id' => $course_id,
'session_id' => $session_id,
'url_id' => $url_id,
);
Database::delete($table_course_ranking, array('c_id = ? AND session_id = ? AND url_id = ?' => $params));
Database::delete($table_user_course_vote, array('c_id = ? AND session_id = ? AND url_id = ?' => $params));
}
}
/**
* Returns all the information of a given coursecode
* @param string $course_code, the course code
@ -3494,4 +3433,164 @@ class CourseManager {
}
}
public function get_course_ranking($course_id, $session_id = null, $url_id = null) {
$table_course_ranking = Database::get_main_table(TABLE_STATISTIC_TRACK_COURSE_RANKING);
$session_id = !isset($session_id) ? api_get_session_id() : intval($session_id);
$url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
$params = array(
'c_id' => $course_id,
'session_id' => $session_id,
'url_id' => $url_id,
'creation_date' => $now,
);
$result = Database::select('id, accesses, points, users', $table_course_ranking, array('where' => array('c_id = ? AND session_id = ? AND url_id = ?' => $params)), 'first');
return $result;
}
/**
*
* Updates the course ranking
* @param int course id
* @param int session id
* @param id url id
*
**/
public function update_course_ranking($course_id = null, $session_id = null, $url_id = null, $points_to_add = null, $add_access = true, $add_user = true) {
//Course catalog stats modifications see #4191
$table_course_ranking = Database::get_main_table(TABLE_STATISTIC_TRACK_COURSE_RANKING);
$now = api_get_utc_datetime();
$course_id = empty($course_id) ? api_get_course_int_id() : intval($course_id);
$session_id = !isset($session_id) ? api_get_session_id() : intval($session_id);
$url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
$params = array(
'c_id' => $course_id,
'session_id' => $session_id,
'url_id' => $url_id,
'creation_date' => $now,
);
$result = Database::select('id, accesses, points, users', $table_course_ranking, array('where' => array('c_id = ? AND session_id = ? AND url_id = ?' => $params)), 'first');
// Problem here every thime we load the courses/XXXX/index.php course home page we update the access
if (empty($result)) {
if ($add_access) {
$params['accesses'] = 1;
}
//The votes and users are empty
if (isset($points_to_add) & & !empty($points_to_add)) {
$params['points'] = intval($points_to_add);
}
if ($add_user) {
$params['users'] = 1;
}
$result = Database::insert($table_course_ranking, $params);
} else {
$my_params = array();
if ($add_access) {
$my_params['accesses'] = intval($result['accesses']) + 1;
}
if (isset($points_to_add) & & !empty($points_to_add)) {
$my_params['points'] = $result['points'] + $points_to_add;
}
if ($add_user) {
$my_params['users'] = $result['users'] + 1;
}
if (!empty($my_params)) {
$result = Database::update($table_course_ranking, $my_params, array('c_id = ? AND session_id = ? AND url_id = ?' => $params));
}
}
return $result;
}
/**
* Add user vote to a course
*
* @param int user id
* @param int vote [1..5]
* @param int course id
* @param int session id
* @param int url id
*
*/
public function add_course_vote($user_id, $vote, $course_id, $session_id = null, $url_id = null) {
$table_user_course_vote = Database::get_main_table(TABLE_MAIN_USER_REL_COURSE_VOTE);
$course_id = empty($course_id) ? api_get_course_int_id() : intval($course_id);
$session_id = !isset($session_id) ? api_get_session_id() : intval($session_id);
$url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
$vote = intval($vote);
if (!in_array($vote, array(1,2,3,4,5))) {
return false;
}
$params = array(
'user_id' => intval($user_id),
'c_id' => $course_id,
'session_id' => $session_id,
'url_id' => $url_id,
'vote' => $vote
);
$action_done = false;
$result = Database::select('id, vote', $table_user_course_vote, array('where' => array('user_id = ? AND c_id = ? AND session_id = ? AND url_id = ?' => $params)), 'first');
if (empty($result)) {
$result = Database::insert($table_user_course_vote, $params);
$points_to_add = $vote;
$add_user = true;
$action_done = 'added';
} else {
$my_params = array('vote' => $vote);
$points_to_add = $vote - $result['vote'];
$add_user = false;
$result = Database::update($table_user_course_vote, $my_params, array('user_id = ? AND c_id = ? AND session_id = ? AND url_id = ?' => $params));
$action_done = 'updated';
}
//Current points
if (!empty($points_to_add)) {
self::update_course_ranking($course_id, $session_id, $url_id, $points_to_add, false, $add_user);
}
return $action_done;
}
/**
* Remove course ranking + user votes
*
* @param int course id
* @param int session id
* @param int url id
*
*/
public function remove_course_ranking($course_id, $session_id, $url_id = null) {
$table_course_ranking = Database::get_main_table(TABLE_STATISTIC_TRACK_COURSE_RANKING);
$table_user_course_vote = Database::get_main_table(TABLE_MAIN_USER_REL_COURSE_VOTE);
if (!empty($course_id) & & isset($session_id)) {
$url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
$params = array(
'c_id' => $course_id,
'session_id' => $session_id,
'url_id' => $url_id,
);
Database::delete($table_course_ranking, array('c_id = ? AND session_id = ? AND url_id = ?' => $params));
Database::delete($table_user_course_vote, array('c_id = ? AND session_id = ? AND url_id = ?' => $params));
}
}
} //end class CourseManager
Julio Montoya
13 years ago
