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<?php |
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/* For licensing terms, see /license.txt */ |
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/** |
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* Class learnpathItem |
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* lp_item defines items belonging to a learnpath. Each item has a name, |
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* a score, a use time and additional information that enables tracking a user's |
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* progress in a learning path. |
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* |
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* @author Yannick Warnier <[email protected]> |
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*/ |
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class learnpathItem |
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{ |
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public const DEBUG = 0; // Logging parameter. |
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public $iId; |
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public $attempt_id; // Also called "objectives" SCORM-wise. |
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public $audio; // The path to an audio file (stored in document/audio/). |
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public $children = []; // Contains the ids of children items. |
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public $condition; // If this item has a special condition embedded. |
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public $current_score; |
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public $current_start_time; |
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public $current_stop_time; |
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public $current_data = ''; |
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public $db_id; |
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public $db_item_view_id = ''; |
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public $description = ''; |
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public $file; |
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/** |
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* At the moment, interactions are just an array of arrays with a structure |
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* of 8 text fields: id(0), type(1), time(2), weighting(3), |
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* correct_responses(4), student_response(5), result(6), latency(7). |
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*/ |
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public $interactions = []; |
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public $interactions_count = 0; |
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public $objectives = []; |
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public $objectives_count = 0; |
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public $launch_data = ''; |
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public $lesson_location = ''; |
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public $level = 0; |
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public $core_exit = ''; |
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public $lp_id; |
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public $max_score; |
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public $mastery_score; |
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public $min_score; |
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public $max_time_allowed = ''; |
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public $name; |
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public $next; |
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public $parent; |
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public $path; // In some cases the exo_id = exercise_id in courseDb exercices table. |
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public $possible_status = [ |
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'not attempted', |
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'incomplete', |
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'completed', |
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'passed', |
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'failed', |
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'browsed', |
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]; |
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public $prereq_string = ''; |
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public $prereq_alert = ''; |
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public $prereqs = []; |
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public $previous; |
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public $prevent_reinit = 1; // 0 = multiple attempts 1 = one attempt |
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public $seriousgame_mode; |
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public $ref; |
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public $save_on_close = true; |
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public $search_did = null; |
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public $status; |
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public $title; |
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/** |
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* Type attribute can contain one of |
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* link|student_publication|dir|quiz|document|forum|thread. |
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*/ |
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public $type; |
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public $view_id; |
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public $oldTotalTime; |
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public $view_max_score; |
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public $courseInfo; |
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public $courseId; |
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//var used if absolute session time mode is used |
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private $last_scorm_session_time = 0; |
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private $prerequisiteMaxScore; |
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private $prerequisiteMinScore; |
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/** |
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* Prepares the learning path item for later launch. |
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* Don't forget to use set_lp_view() if applicable after creating the item. |
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* Setting an lp_view will finalise the item_view data collection. |
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* |
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* @param int $id Learning path item ID |
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* @param int $user_id User ID |
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* @param int $courseId Course int id |
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* @param array|null $item_content An array with the contents of the item |
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*/ |
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public function __construct( |
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$id, |
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$user_id = 0, |
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$courseId = 0, |
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$item_content = null |
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) { |
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$items_table = Database::get_course_table(TABLE_LP_ITEM); |
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$id = (int) $id; |
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$this->courseId = $courseId = empty($courseId) ? api_get_course_int_id() : (int) $courseId; |
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$this->courseInfo = api_get_course_info_by_id($this->courseId); |
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if (empty($item_content)) { |
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$sql = "SELECT * FROM $items_table |
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WHERE iid = $id"; |
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$res = Database::query($sql); |
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if (Database::num_rows($res) < 1) { |
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$this->error = 'Could not find given learnpath item in learnpath_item table'; |
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} |
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$row = Database::fetch_array($res); |
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} else { |
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$row = $item_content; |
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} |
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$this->lp_id = $row['lp_id']; |
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$this->iId = $row['iid']; |
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$this->max_score = $row['max_score']; |
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$this->min_score = $row['min_score']; |
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$this->name = $row['title']; |
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$this->type = $row['item_type']; |
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$this->ref = $row['ref']; |
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$this->title = $row['title']; |
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$this->description = $row['description']; |
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$this->path = $row['path']; |
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$this->mastery_score = $row['mastery_score']; |
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$this->parent = $row['parent_item_id']; |
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$this->next = $row['next_item_id']; |
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$this->previous = $row['previous_item_id']; |
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$this->display_order = $row['display_order']; |
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$this->prereq_string = $row['prerequisite']; |
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$this->max_time_allowed = $row['max_time_allowed']; |
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$this->setPrerequisiteMaxScore($row['prerequisite_max_score']); |
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$this->setPrerequisiteMinScore($row['prerequisite_min_score']); |
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$this->oldTotalTime = 0; |
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$this->view_max_score = 0; |
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$this->seriousgame_mode = 0; |
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$this->audio = self::fixAudio($row['audio']); |
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$this->launch_data = $row['launch_data']; |
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$this->save_on_close = true; |
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$this->db_id = $id; |
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// Load children list |
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if (!empty($this->lp_id)) { |
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$sql = "SELECT iid FROM $items_table |
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WHERE |
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c_id = $courseId AND |
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lp_id = ".$this->lp_id." AND |
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parent_item_id = $id"; |
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$res = Database::query($sql); |
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if (Database::num_rows($res) > 0) { |
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while ($row = Database::fetch_assoc($res)) { |
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$this->children[] = $row['iid']; |
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} |
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} |
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// Get search_did. |
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if ('true' === api_get_setting('search_enabled')) { |
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$tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF); |
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$sql = 'SELECT * |
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FROM %s |
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WHERE |
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course_code=\'%s\' AND |
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tool_id=\'%s\' AND |
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ref_id_high_level=%s AND |
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ref_id_second_level=%d |
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LIMIT 1'; |
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// TODO: Verify if it's possible to assume the actual course instead |
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// of getting it from db. |
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$sql = sprintf( |
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$sql, |
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$tbl_se_ref, |
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api_get_course_id(), |
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TOOL_LEARNPATH, |
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$this->lp_id, |
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$id |
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); |
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$res = Database::query($sql); |
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if (Database::num_rows($res) > 0) { |
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$se_ref = Database::fetch_array($res); |
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$this->search_did = (int) $se_ref['search_did']; |
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} |
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} |
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} |
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} |
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public static function fixAudio($audio) |
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{ |
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$courseInfo = api_get_course_info(); |
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if (empty($audio) || empty($courseInfo)) { |
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return ''; |
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} |
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// Old structure |
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$file = api_get_path(SYS_COURSE_PATH).$courseInfo['path'].'/document/audio/'.$audio; |
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if (file_exists($file)) { |
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$audio = '/audio/'.$audio; |
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$audio = str_replace('//', '/', $audio); |
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return $audio; |
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} |
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$file = api_get_path(SYS_COURSE_PATH).$courseInfo['path'].'/document'.$audio; |
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if (file_exists($file)) { |
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return $audio; |
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} |
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return ''; |
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} |
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/** |
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* Adds an interaction to the current item. |
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* |
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* @param int $index Index (order ID) of the interaction inside this item |
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* @param array $params Array of parameters: |
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* id(0), type(1), time(2), weighting(3), correct_responses(4), |
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* student_response(5), result(6), latency(7) |
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*/ |
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public function add_interaction($index, $params) |
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{ |
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$this->interactions[$index] = $params; |
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// Take the current maximum index to generate the interactions_count. |
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if (($index + 1) > $this->interactions_count) { |
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$this->interactions_count = $index + 1; |
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} |
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} |
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/** |
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* Adds an objective to the current item. |
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* |
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* @param array Array of parameters: |
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* id(0), status(1), score_raw(2), score_max(3), score_min(4) |
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*/ |
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public function add_objective($index, $params) |
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{ |
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if (empty($params[0])) { |
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return null; |
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} |
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$this->objectives[$index] = $params; |
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// Take the current maximum index to generate the objectives_count. |
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if ((count($this->objectives) + 1) > $this->objectives_count) { |
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$this->objectives_count = (count($this->objectives) + 1); |
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} |
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} |
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/** |
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* Closes/stops the item viewing. Finalises runtime values. |
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* If required, save to DB. |
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* |
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* @param bool $prerequisitesCheck Needed to check if asset can be set as completed or not |
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* |
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* @return bool True on success, false otherwise |
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*/ |
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public function close() |
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{ |
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$debug = self::DEBUG; |
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$this->current_stop_time = time(); |
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$type = $this->get_type(); |
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if ($debug) { |
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error_log('Start - learnpathItem:close'); |
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error_log("Type: ".$type); |
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error_log("get_id: ".$this->get_id()); |
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} |
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if ($type !== 'sco') { |
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if ($type == TOOL_QUIZ || $type == TOOL_HOTPOTATOES || $type == TOOL_H5P) { |
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$this->get_status( |
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true, |
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true |
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); |
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} else { |
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/*$this->status = $this->possible_status[2]; |
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if (self::DEBUG) { |
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error_log("STATUS changed to: ".$this->status); |
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}*/ |
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} |
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} |
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if ($this->save_on_close) { |
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if ($debug) { |
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error_log('save_on_close'); |
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} |
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$this->save(); |
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} |
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if ($debug) { |
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error_log('End - learnpathItem:close'); |
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} |
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return true; |
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} |
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/** |
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* Deletes all traces of this item in the database. |
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* |
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* @return bool true. Doesn't check for errors yet. |
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*/ |
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public function delete() |
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{ |
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$lp_item_view = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
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$lp_item = Database::get_course_table(TABLE_LP_ITEM); |
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$courseId = $this->courseId; |
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$sql = "DELETE FROM $lp_item_view |
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WHERE c_id = $courseId AND lp_item_id = ".$this->db_id; |
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Database::query($sql); |
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$sql = "SELECT * FROM $lp_item |
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WHERE iid = ".$this->db_id; |
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$res_sel = Database::query($sql); |
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if (Database::num_rows($res_sel) < 1) { |
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return false; |
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} |
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$sql = "DELETE FROM $lp_item |
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WHERE iid = ".$this->db_id; |
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Database::query($sql); |
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if (api_get_setting('search_enabled') === 'true') { |
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if (!is_null($this->search_did)) { |
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$di = new ChamiloIndexer(); |
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$di->remove_document($this->search_did); |
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} |
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} |
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return true; |
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} |
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/** |
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* Gets the current attempt_id for this user on this item. |
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* |
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* @return int attempt_id for this item view by this user or 1 if none defined |
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*/ |
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public function get_attempt_id() |
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{ |
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$res = 1; |
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if (!empty($this->attempt_id)) { |
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$res = (int) $this->attempt_id; |
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} |
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return $res; |
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} |
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/** |
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* Gets a list of the item's children. |
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* |
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* @return array Array of children items IDs |
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*/ |
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public function get_children() |
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{ |
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$list = []; |
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foreach ($this->children as $child) { |
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if (!empty($child)) { |
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$list[] = $child; |
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} |
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} |
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return $list; |
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} |
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/** |
364
|
|
|
* Gets the core_exit value from the database. |
365
|
|
|
*/ |
366
|
|
|
public function get_core_exit() |
367
|
|
|
{ |
368
|
|
|
return $this->core_exit; |
369
|
|
|
} |
370
|
|
|
|
371
|
|
|
/** |
372
|
|
|
* Gets the credit information (rather scorm-stuff) based on current status |
373
|
|
|
* and reinit autorization. Credit tells the sco(content) if Chamilo will |
374
|
|
|
* record the data it is sent (credit) or not (no-credit). |
375
|
|
|
* |
376
|
|
|
* @return string 'credit' or 'no-credit'. Defaults to 'credit' |
377
|
|
|
* Because if we don't know enough about this item, it's probably because |
378
|
|
|
* it was never used before. |
379
|
|
|
*/ |
380
|
|
|
public function get_credit() |
381
|
|
|
{ |
382
|
|
|
if (self::DEBUG > 1) { |
383
|
|
|
error_log('learnpathItem::get_credit()', 0); |
384
|
|
|
} |
385
|
|
|
$credit = 'credit'; |
386
|
|
|
// Now check the value of prevent_reinit (if it's 0, return credit as |
387
|
|
|
// the default was). |
388
|
|
|
// If prevent_reinit == 1 (or more). |
389
|
|
|
if ($this->get_prevent_reinit() != 0) { |
390
|
|
|
// If status is not attempted or incomplete, credit anyway. |
391
|
|
|
// Otherwise: |
392
|
|
|
// Check the status in the database rather than in the object, as |
393
|
|
|
// checking in the object would always return "no-credit" when we |
394
|
|
|
// want to set it to completed. |
395
|
|
|
$status = $this->get_status(true); |
396
|
|
|
if (self::DEBUG > 2) { |
397
|
|
|
error_log( |
398
|
|
|
'learnpathItem::get_credit() - get_prevent_reinit!=0 and '. |
399
|
|
|
'status is '.$status, |
400
|
|
|
0 |
401
|
|
|
); |
402
|
|
|
} |
403
|
|
|
//0=not attempted - 1 = incomplete |
404
|
|
|
if ($status != $this->possible_status[0] && |
405
|
|
|
$status != $this->possible_status[1] |
406
|
|
|
) { |
407
|
|
|
$credit = 'no-credit'; |
408
|
|
|
} |
409
|
|
|
} |
410
|
|
|
if (self::DEBUG > 1) { |
411
|
|
|
error_log("learnpathItem::get_credit() returns: $credit"); |
412
|
|
|
} |
413
|
|
|
|
414
|
|
|
return $credit; |
415
|
|
|
} |
416
|
|
|
|
417
|
|
|
/** |
418
|
|
|
* Gets the current start time property. |
419
|
|
|
* |
420
|
|
|
* @return int Current start time, or current time if none |
421
|
|
|
*/ |
422
|
|
|
public function get_current_start_time() |
423
|
|
|
{ |
424
|
|
|
if (empty($this->current_start_time)) { |
425
|
|
|
return time(); |
426
|
|
|
} |
427
|
|
|
|
428
|
|
|
return $this->current_start_time; |
429
|
|
|
} |
430
|
|
|
|
431
|
|
|
/** |
432
|
|
|
* Gets the item's description. |
433
|
|
|
* |
434
|
|
|
* @return string Description |
435
|
|
|
*/ |
436
|
|
|
public function get_description() |
437
|
|
|
{ |
438
|
|
|
if (empty($this->description)) { |
439
|
|
|
return ''; |
440
|
|
|
} |
441
|
|
|
|
442
|
|
|
return $this->description; |
443
|
|
|
} |
444
|
|
|
|
445
|
|
|
/** |
446
|
|
|
* Gets the file path from the course's root directory, no matter what |
447
|
|
|
* tool it is from. |
448
|
|
|
* |
449
|
|
|
* @param string $path_to_scorm_dir |
450
|
|
|
* |
451
|
|
|
* @return string The file path, or an empty string if there is no file |
452
|
|
|
* attached, or '-1' if the file must be replaced by an error page |
453
|
|
|
*/ |
454
|
|
|
public function get_file_path($path_to_scorm_dir = '') |
455
|
|
|
{ |
456
|
|
|
$courseId = $this->courseId; |
457
|
|
|
$path = $this->get_path(); |
458
|
|
|
$type = $this->get_type(); |
459
|
|
|
|
460
|
|
|
if (empty($path)) { |
461
|
|
|
if ($type === 'dir') { |
462
|
|
|
return ''; |
463
|
|
|
} else { |
464
|
|
|
return '-1'; |
465
|
|
|
} |
466
|
|
|
} elseif ($path == strval(intval($path))) { |
467
|
|
|
// The path is numeric, so it is a reference to a Chamilo object. |
468
|
|
|
switch ($type) { |
469
|
|
|
case 'dir': |
470
|
|
|
return ''; |
471
|
|
|
case TOOL_DOCUMENT: |
472
|
|
|
$table_doc = Database::get_course_table(TABLE_DOCUMENT); |
473
|
|
|
$sql = 'SELECT path |
474
|
|
|
FROM '.$table_doc.' |
475
|
|
|
WHERE |
476
|
|
|
c_id = '.$courseId.' AND |
477
|
|
|
iid = '.$path; |
478
|
|
|
$res = Database::query($sql); |
479
|
|
|
$row = Database::fetch_array($res); |
480
|
|
|
$real_path = 'document'.$row['path']; |
481
|
|
|
|
482
|
|
|
return $real_path; |
483
|
|
|
case TOOL_STUDENTPUBLICATION: |
484
|
|
|
case TOOL_QUIZ: |
485
|
|
|
case TOOL_FORUM: |
486
|
|
|
case TOOL_THREAD: |
487
|
|
|
case TOOL_LINK: |
488
|
|
|
default: |
489
|
|
|
return '-1'; |
490
|
|
|
} |
491
|
|
|
} else { |
492
|
|
|
if (!empty($path_to_scorm_dir)) { |
493
|
|
|
$path = $path_to_scorm_dir.$path; |
494
|
|
|
} |
495
|
|
|
|
496
|
|
|
return $path; |
497
|
|
|
} |
498
|
|
|
} |
499
|
|
|
|
500
|
|
|
/** |
501
|
|
|
* Gets the DB ID. |
502
|
|
|
* |
503
|
|
|
* @return int Database ID for the current item |
504
|
|
|
*/ |
505
|
|
|
public function get_id() |
506
|
|
|
{ |
507
|
|
|
if (!empty($this->db_id)) { |
508
|
|
|
return $this->db_id; |
509
|
|
|
} |
510
|
|
|
// TODO: Check this return value is valid for children classes (SCORM?). |
511
|
|
|
return 0; |
512
|
|
|
} |
513
|
|
|
|
514
|
|
|
/** |
515
|
|
|
* Loads the interactions into the item object, from the database. |
516
|
|
|
* If object interactions exist, they will be overwritten by this function, |
517
|
|
|
* using the database elements only. |
518
|
|
|
*/ |
519
|
|
|
public function load_interactions() |
520
|
|
|
{ |
521
|
|
|
$this->interactions = []; |
522
|
|
|
$courseId = $this->courseId; |
523
|
|
|
$tbl = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
524
|
|
|
$sql = "SELECT id FROM $tbl |
525
|
|
|
WHERE |
526
|
|
|
c_id = $courseId AND |
527
|
|
|
lp_item_id = ".$this->db_id." AND |
528
|
|
|
lp_view_id = ".$this->view_id." AND |
529
|
|
|
view_count = ".$this->get_view_count(); |
530
|
|
|
$res = Database::query($sql); |
531
|
|
|
if (Database::num_rows($res) > 0) { |
532
|
|
|
$row = Database::fetch_array($res); |
533
|
|
|
$lp_iv_id = $row[0]; |
534
|
|
|
$iva_table = Database::get_course_table(TABLE_LP_IV_INTERACTION); |
535
|
|
|
$sql = "SELECT * FROM $iva_table |
536
|
|
|
WHERE c_id = $courseId AND lp_iv_id = $lp_iv_id "; |
537
|
|
|
$res_sql = Database::query($sql); |
538
|
|
|
while ($row = Database::fetch_array($res_sql)) { |
539
|
|
|
$this->interactions[$row['interaction_id']] = [ |
540
|
|
|
$row['interaction_id'], |
541
|
|
|
$row['interaction_type'], |
542
|
|
|
$row['weighting'], |
543
|
|
|
$row['completion_time'], |
544
|
|
|
$row['correct_responses'], |
545
|
|
|
$row['student_responses'], |
546
|
|
|
$row['result'], |
547
|
|
|
$row['latency'], |
548
|
|
|
]; |
549
|
|
|
} |
550
|
|
|
} |
551
|
|
|
} |
552
|
|
|
|
553
|
|
|
/** |
554
|
|
|
* Gets the current count of interactions recorded in the database. |
555
|
|
|
* |
556
|
|
|
* @param bool $checkdb Whether to count from database or not (defaults to no) |
557
|
|
|
* |
558
|
|
|
* @return int The current number of interactions recorder |
559
|
|
|
*/ |
560
|
|
|
public function get_interactions_count($checkdb = false) |
561
|
|
|
{ |
562
|
|
|
$return = 0; |
563
|
|
|
if (api_is_invitee()) { |
564
|
|
|
// If the user is an invitee, we consider there's no interaction |
565
|
|
|
return 0; |
566
|
|
|
} |
567
|
|
|
$courseId = $this->courseId; |
568
|
|
|
|
569
|
|
|
if ($checkdb) { |
570
|
|
|
$tbl = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
571
|
|
|
$sql = "SELECT iid FROM $tbl |
572
|
|
|
WHERE |
573
|
|
|
c_id = $courseId AND |
574
|
|
|
lp_item_id = ".$this->db_id." AND |
575
|
|
|
lp_view_id = ".$this->view_id." AND |
576
|
|
|
view_count = ".$this->get_attempt_id(); |
577
|
|
|
$res = Database::query($sql); |
578
|
|
|
if (Database::num_rows($res) > 0) { |
579
|
|
|
$row = Database::fetch_array($res); |
580
|
|
|
$lp_iv_id = $row[0]; |
581
|
|
|
$iva_table = Database::get_course_table( |
582
|
|
|
TABLE_LP_IV_INTERACTION |
583
|
|
|
); |
584
|
|
|
$sql = "SELECT count(id) as mycount |
585
|
|
|
FROM $iva_table |
586
|
|
|
WHERE c_id = $courseId AND lp_iv_id = $lp_iv_id "; |
587
|
|
|
$res_sql = Database::query($sql); |
588
|
|
|
if (Database::num_rows($res_sql) > 0) { |
589
|
|
|
$row = Database::fetch_array($res_sql); |
590
|
|
|
$return = $row['mycount']; |
591
|
|
|
} |
592
|
|
|
} |
593
|
|
|
} else { |
594
|
|
|
if (!empty($this->interactions_count)) { |
595
|
|
|
$return = $this->interactions_count; |
596
|
|
|
} |
597
|
|
|
} |
598
|
|
|
|
599
|
|
|
return $return; |
600
|
|
|
} |
601
|
|
|
|
602
|
|
|
/** |
603
|
|
|
* Gets the JavaScript array content to fill the interactions array. |
604
|
|
|
* |
605
|
|
|
* @param bool $checkdb Whether to check directly into the database (default no) |
606
|
|
|
* |
607
|
|
|
* @return string An empty string if no interaction, a JS array definition otherwise |
608
|
|
|
*/ |
609
|
|
|
public function get_interactions_js_array($checkdb = false) |
610
|
|
|
{ |
611
|
|
|
$return = ''; |
612
|
|
|
if ($checkdb) { |
613
|
|
|
$this->load_interactions(true); |
614
|
|
|
} |
615
|
|
|
foreach ($this->interactions as $id => $in) { |
616
|
|
|
$return .= "[ |
617
|
|
|
'$id', |
618
|
|
|
'".$in[1]."', |
619
|
|
|
'".$in[2]."', |
620
|
|
|
'".$in[3]."', |
621
|
|
|
'".$in[4]."', |
622
|
|
|
'".$in[5]."', |
623
|
|
|
'".$in[6]."', |
624
|
|
|
'".$in[7]."'],"; |
625
|
|
|
} |
626
|
|
|
if (!empty($return)) { |
627
|
|
|
$return = substr($return, 0, -1); |
628
|
|
|
} |
629
|
|
|
|
630
|
|
|
return $return; |
631
|
|
|
} |
632
|
|
|
|
633
|
|
|
/** |
634
|
|
|
* Gets the current count of objectives recorded in the database. |
635
|
|
|
* |
636
|
|
|
* @return int The current number of objectives recorder |
637
|
|
|
*/ |
638
|
|
|
public function get_objectives_count() |
639
|
|
|
{ |
640
|
|
|
$res = 0; |
641
|
|
|
if (!empty($this->objectives_count)) { |
642
|
|
|
$res = $this->objectives_count; |
643
|
|
|
} |
644
|
|
|
|
645
|
|
|
return $res; |
646
|
|
|
} |
647
|
|
|
|
648
|
|
|
/** |
649
|
|
|
* Gets the launch_data field found in imsmanifests (this is SCORM- or |
650
|
|
|
* AICC-related, really). |
651
|
|
|
* |
652
|
|
|
* @return string Launch data as found in imsmanifest and stored in |
653
|
|
|
* Chamilo (read only). Defaults to ''. |
654
|
|
|
*/ |
655
|
|
|
public function get_launch_data() |
656
|
|
|
{ |
657
|
|
|
if (!empty($this->launch_data)) { |
658
|
|
|
return str_replace( |
659
|
|
|
["\r", "\n", "'"], |
660
|
|
|
['\r', '\n', "\\'"], |
661
|
|
|
$this->launch_data |
662
|
|
|
); |
663
|
|
|
} |
664
|
|
|
|
665
|
|
|
return ''; |
666
|
|
|
} |
667
|
|
|
|
668
|
|
|
/** |
669
|
|
|
* Gets the lesson location. |
670
|
|
|
* |
671
|
|
|
* @return string lesson location as recorded by the SCORM and AICC |
672
|
|
|
* elements. Defaults to '' |
673
|
|
|
*/ |
674
|
|
|
public function get_lesson_location() |
675
|
|
|
{ |
676
|
|
|
if (!empty($this->lesson_location)) { |
677
|
|
|
return str_replace( |
678
|
|
|
["\r", "\n", "'"], |
679
|
|
|
['\r', '\n', "\\'"], |
680
|
|
|
$this->lesson_location |
681
|
|
|
); |
682
|
|
|
} |
683
|
|
|
|
684
|
|
|
return ''; |
685
|
|
|
} |
686
|
|
|
|
687
|
|
|
/** |
688
|
|
|
* Gets the lesson_mode (scorm feature, but might be used by aicc as well |
689
|
|
|
* as chamilo paths). |
690
|
|
|
* |
691
|
|
|
* The "browse" mode is not supported yet (because there is no such way of |
692
|
|
|
* seeing a sco in Chamilo) |
693
|
|
|
* |
694
|
|
|
* @return string 'browse','normal' or 'review'. Defaults to 'normal' |
695
|
|
|
*/ |
696
|
|
|
public function get_lesson_mode() |
697
|
|
|
{ |
698
|
|
|
$mode = 'normal'; |
699
|
|
|
if ($this->get_prevent_reinit() != 0) { |
700
|
|
|
// If prevent_reinit == 0 |
701
|
|
|
$my_status = $this->get_status(); |
702
|
|
|
if ($my_status != $this->possible_status[0] && $my_status != $this->possible_status[1]) { |
703
|
|
|
$mode = 'review'; |
704
|
|
|
} |
705
|
|
|
} |
706
|
|
|
|
707
|
|
|
return $mode; |
708
|
|
|
} |
709
|
|
|
|
710
|
|
|
/** |
711
|
|
|
* Gets the depth level. |
712
|
|
|
* |
713
|
|
|
* @return int Level. Defaults to 0 |
714
|
|
|
*/ |
715
|
|
|
public function get_level() |
716
|
|
|
{ |
717
|
|
|
if (empty($this->level)) { |
718
|
|
|
return 0; |
719
|
|
|
} |
720
|
|
|
|
721
|
|
|
return $this->level; |
722
|
|
|
} |
723
|
|
|
|
724
|
|
|
/** |
725
|
|
|
* Gets the mastery score. |
726
|
|
|
*/ |
727
|
|
|
public function get_mastery_score() |
728
|
|
|
{ |
729
|
|
|
if (isset($this->mastery_score)) { |
730
|
|
|
return $this->mastery_score; |
731
|
|
|
} |
732
|
|
|
|
733
|
|
|
return -1; |
734
|
|
|
} |
735
|
|
|
|
736
|
|
|
/** |
737
|
|
|
* Gets the maximum (score). |
738
|
|
|
* |
739
|
|
|
* @return int Maximum score. Defaults to 100 if nothing else is defined |
740
|
|
|
*/ |
741
|
|
|
public function get_max() |
742
|
|
|
{ |
743
|
|
|
if ($this->type === 'sco') { |
744
|
|
|
if (!empty($this->view_max_score) && $this->view_max_score > 0) { |
745
|
|
|
return $this->view_max_score; |
746
|
|
|
} else { |
747
|
|
|
if (!empty($this->max_score)) { |
748
|
|
|
return $this->max_score; |
749
|
|
|
} |
750
|
|
|
|
751
|
|
|
return 100; |
752
|
|
|
} |
753
|
|
|
} else { |
754
|
|
|
if (!empty($this->max_score)) { |
755
|
|
|
return $this->max_score; |
756
|
|
|
} |
757
|
|
|
|
758
|
|
|
return 100; |
759
|
|
|
} |
760
|
|
|
} |
761
|
|
|
|
762
|
|
|
/** |
763
|
|
|
* Gets the maximum time allowed for this user in this attempt on this item. |
764
|
|
|
* |
765
|
|
|
* @return string Time string in SCORM format |
766
|
|
|
* (HH:MM:SS or HH:MM:SS.SS or HHHH:MM:SS.SS) |
767
|
|
|
*/ |
768
|
|
|
public function get_max_time_allowed() |
769
|
|
|
{ |
770
|
|
|
if (!empty($this->max_time_allowed)) { |
771
|
|
|
return $this->max_time_allowed; |
772
|
|
|
} |
773
|
|
|
|
774
|
|
|
return ''; |
775
|
|
|
} |
776
|
|
|
|
777
|
|
|
/** |
778
|
|
|
* Gets the minimum (score). |
779
|
|
|
* |
780
|
|
|
* @return int Minimum score. Defaults to 0 |
781
|
|
|
*/ |
782
|
|
|
public function get_min() |
783
|
|
|
{ |
784
|
|
|
if (!empty($this->min_score)) { |
785
|
|
|
return $this->min_score; |
786
|
|
|
} |
787
|
|
|
|
788
|
|
|
return 0; |
789
|
|
|
} |
790
|
|
|
|
791
|
|
|
/** |
792
|
|
|
* Gets the parent ID. |
793
|
|
|
* |
794
|
|
|
* @return int Parent ID. Defaults to null |
795
|
|
|
*/ |
796
|
|
|
public function get_parent() |
797
|
|
|
{ |
798
|
|
|
if (!empty($this->parent)) { |
799
|
|
|
return $this->parent; |
800
|
|
|
} |
801
|
|
|
// TODO: Check this return value is valid for children classes (SCORM?). |
802
|
|
|
return null; |
803
|
|
|
} |
804
|
|
|
|
805
|
|
|
/** |
806
|
|
|
* Gets the path attribute. |
807
|
|
|
* |
808
|
|
|
* @return string Path. Defaults to '' |
809
|
|
|
*/ |
810
|
|
|
public function get_path() |
811
|
|
|
{ |
812
|
|
|
if (empty($this->path)) { |
813
|
|
|
return ''; |
814
|
|
|
} |
815
|
|
|
|
816
|
|
|
return $this->path; |
817
|
|
|
} |
818
|
|
|
|
819
|
|
|
/** |
820
|
|
|
* Gets the prerequisites string. |
821
|
|
|
* |
822
|
|
|
* @return string empty string or prerequisites string if defined |
823
|
|
|
*/ |
824
|
|
|
public function get_prereq_string() |
825
|
|
|
{ |
826
|
|
|
if (!empty($this->prereq_string)) { |
827
|
|
|
return $this->prereq_string; |
828
|
|
|
} |
829
|
|
|
|
830
|
|
|
return ''; |
831
|
|
|
} |
832
|
|
|
|
833
|
|
|
/** |
834
|
|
|
* Gets the prevent_reinit attribute value (and sets it if not set already). |
835
|
|
|
* |
836
|
|
|
* @return int 1 or 0 (defaults to 1) |
837
|
|
|
*/ |
838
|
|
|
public function get_prevent_reinit() |
839
|
|
|
{ |
840
|
|
|
if (self::DEBUG > 2) { |
841
|
|
|
error_log('learnpathItem::get_prevent_reinit()', 0); |
842
|
|
|
} |
843
|
|
|
if (!isset($this->prevent_reinit)) { |
844
|
|
|
if (!empty($this->lp_id)) { |
845
|
|
|
$table = Database::get_course_table(TABLE_LP_MAIN); |
846
|
|
|
$sql = "SELECT prevent_reinit |
847
|
|
|
FROM $table |
848
|
|
|
WHERE iid = ".$this->lp_id; |
849
|
|
|
$res = Database::query($sql); |
850
|
|
|
if (Database::num_rows($res) < 1) { |
851
|
|
|
$this->error = 'Could not find parent learnpath in lp table'; |
852
|
|
|
if (self::DEBUG > 2) { |
853
|
|
|
error_log( |
854
|
|
|
'LearnpathItem::get_prevent_reinit() - Returning false', |
855
|
|
|
0 |
856
|
|
|
); |
857
|
|
|
} |
858
|
|
|
|
859
|
|
|
return false; |
860
|
|
|
} else { |
861
|
|
|
$row = Database::fetch_array($res); |
862
|
|
|
$this->prevent_reinit = $row['prevent_reinit']; |
863
|
|
|
} |
864
|
|
|
} else { |
865
|
|
|
// Prevent reinit is always 1 by default - see learnpath.class.php |
866
|
|
|
$this->prevent_reinit = 1; |
867
|
|
|
} |
868
|
|
|
} |
869
|
|
|
if (self::DEBUG > 2) { |
870
|
|
|
error_log('End of learnpathItem::get_prevent_reinit() - Returned '.$this->prevent_reinit); |
871
|
|
|
} |
872
|
|
|
|
873
|
|
|
return $this->prevent_reinit; |
874
|
|
|
} |
875
|
|
|
|
876
|
|
|
/** |
877
|
|
|
* Returns 1 if seriousgame_mode is activated, 0 otherwise. |
878
|
|
|
* |
879
|
|
|
* @return int (0 or 1) |
880
|
|
|
* |
881
|
|
|
* @deprecated seriousgame_mode seems not to be used |
882
|
|
|
* |
883
|
|
|
* @author ndiechburg <[email protected]> |
884
|
|
|
*/ |
885
|
|
|
public function get_seriousgame_mode() |
886
|
|
|
{ |
887
|
|
|
if (!isset($this->seriousgame_mode)) { |
888
|
|
|
if (!empty($this->lp_id)) { |
889
|
|
|
$table = Database::get_course_table(TABLE_LP_MAIN); |
890
|
|
|
$sql = "SELECT seriousgame_mode |
891
|
|
|
FROM $table |
892
|
|
|
WHERE iid = ".$this->lp_id; |
893
|
|
|
$res = Database::query($sql); |
894
|
|
|
if (Database::num_rows($res) < 1) { |
895
|
|
|
$this->error = 'Could not find parent learnpath in learnpath table'; |
896
|
|
|
|
897
|
|
|
return false; |
898
|
|
|
} else { |
899
|
|
|
$row = Database::fetch_array($res); |
900
|
|
|
$this->seriousgame_mode = isset($row['seriousgame_mode']) ? $row['seriousgame_mode'] : 0; |
901
|
|
|
} |
902
|
|
|
} else { |
903
|
|
|
$this->seriousgame_mode = 0; //SeriousGame mode is always off by default |
904
|
|
|
} |
905
|
|
|
} |
906
|
|
|
|
907
|
|
|
return $this->seriousgame_mode; |
908
|
|
|
} |
909
|
|
|
|
910
|
|
|
/** |
911
|
|
|
* Gets the item's reference column. |
912
|
|
|
* |
913
|
|
|
* @return string The item's reference field (generally used for SCORM identifiers) |
914
|
|
|
*/ |
915
|
|
|
public function get_ref() |
916
|
|
|
{ |
917
|
|
|
return $this->ref; |
918
|
|
|
} |
919
|
|
|
|
920
|
|
|
/** |
921
|
|
|
* Gets the list of included resources as a list of absolute or relative |
922
|
|
|
* paths of resources included in the current item. This allows for a |
923
|
|
|
* better SCORM export. The list will generally include pictures, flash |
924
|
|
|
* objects, java applets, or any other stuff included in the source of the |
925
|
|
|
* current item. The current item is expected to be an HTML file. If it |
926
|
|
|
* is not, then the function will return and empty list. |
927
|
|
|
* |
928
|
|
|
* @param string $type (one of the Chamilo tools) - optional (otherwise takes the current item's type) |
929
|
|
|
* @param string $abs_path absolute file path - optional (otherwise takes the current item's path) |
930
|
|
|
* @param int $recursivity level of recursivity we're in |
931
|
|
|
* |
932
|
|
|
* @return array List of file paths. |
933
|
|
|
* An additional field containing 'local' or 'remote' helps determine if |
934
|
|
|
* the file should be copied into the zip or just linked |
935
|
|
|
*/ |
936
|
|
|
public function get_resources_from_source( |
937
|
|
|
$type = null, |
938
|
|
|
$abs_path = null, |
939
|
|
|
$recursivity = 1 |
940
|
|
|
) { |
941
|
|
|
$max = 5; |
942
|
|
|
if ($recursivity > $max) { |
943
|
|
|
return []; |
944
|
|
|
} |
945
|
|
|
|
946
|
|
|
$type = empty($type) ? $this->get_type() : $type; |
947
|
|
|
|
948
|
|
|
if (!isset($abs_path)) { |
949
|
|
|
$path = $this->get_file_path(); |
950
|
|
|
$abs_path = api_get_path(SYS_COURSE_PATH).api_get_course_path().'/'.$path; |
951
|
|
|
} |
952
|
|
|
|
953
|
|
|
$files_list = []; |
954
|
|
|
switch ($type) { |
955
|
|
|
case TOOL_DOCUMENT: |
956
|
|
|
case TOOL_QUIZ: |
957
|
|
|
case TOOL_H5P: |
958
|
|
|
case 'sco': |
959
|
|
|
// Get the document and, if HTML, open it. |
960
|
|
|
if (!is_file($abs_path)) { |
961
|
|
|
// The file could not be found. |
962
|
|
|
return false; |
963
|
|
|
} |
964
|
|
|
|
965
|
|
|
// for now, read the whole file in one go (that's gonna be |
966
|
|
|
// a problem when the file is too big). |
967
|
|
|
$info = pathinfo($abs_path); |
968
|
|
|
$ext = $info['extension']; |
969
|
|
|
|
970
|
|
|
switch (strtolower($ext)) { |
971
|
|
|
case 'html': |
972
|
|
|
case 'htm': |
973
|
|
|
case 'shtml': |
974
|
|
|
case 'css': |
975
|
|
|
$wantedAttributes = [ |
976
|
|
|
'src', |
977
|
|
|
'url', |
978
|
|
|
'@import', |
979
|
|
|
'href', |
980
|
|
|
'value', |
981
|
|
|
]; |
982
|
|
|
|
983
|
|
|
// Parse it for included resources. |
984
|
|
|
$fileContent = file_get_contents($abs_path); |
985
|
|
|
// Get an array of attributes from the HTML source. |
986
|
|
|
$attributes = DocumentManager::parse_HTML_attributes( |
987
|
|
|
$fileContent, |
988
|
|
|
$wantedAttributes |
989
|
|
|
); |
990
|
|
|
|
991
|
|
|
// Look at 'src' attributes in this file |
992
|
|
|
foreach ($wantedAttributes as $attr) { |
993
|
|
|
if (isset($attributes[$attr])) { |
994
|
|
|
// Find which kind of path these are (local or remote). |
995
|
|
|
$sources = $attributes[$attr]; |
996
|
|
|
|
997
|
|
|
foreach ($sources as $source) { |
998
|
|
|
// Skip what is obviously not a resource. |
999
|
|
|
if (strpos($source, "+this.")) { |
1000
|
|
|
continue; |
1001
|
|
|
} // javascript code - will still work unaltered. |
1002
|
|
|
if (strpos($source, '.') === false) { |
1003
|
|
|
continue; |
1004
|
|
|
} // No dot, should not be an external file anyway. |
1005
|
|
|
if (strpos($source, 'mailto:')) { |
1006
|
|
|
continue; |
1007
|
|
|
} // mailto link. |
1008
|
|
|
if (strpos($source, ';') && |
1009
|
|
|
!strpos($source, '&') |
1010
|
|
|
) { |
1011
|
|
|
continue; |
1012
|
|
|
} // Avoid code - that should help. |
1013
|
|
|
|
1014
|
|
|
if ($attr == 'value') { |
1015
|
|
|
if (strpos($source, 'mp3file')) { |
1016
|
|
|
$files_list[] = [ |
1017
|
|
|
substr( |
1018
|
|
|
$source, |
1019
|
|
|
0, |
1020
|
|
|
strpos( |
1021
|
|
|
$source, |
1022
|
|
|
'.swf' |
1023
|
|
|
) + 4 |
1024
|
|
|
), |
1025
|
|
|
'local', |
1026
|
|
|
'abs', |
1027
|
|
|
]; |
1028
|
|
|
$mp3file = substr( |
1029
|
|
|
$source, |
1030
|
|
|
strpos( |
1031
|
|
|
$source, |
1032
|
|
|
'mp3file=' |
1033
|
|
|
) + 8 |
1034
|
|
|
); |
1035
|
|
|
if (substr($mp3file, 0, 1) == '/') { |
1036
|
|
|
$files_list[] = [ |
1037
|
|
|
$mp3file, |
1038
|
|
|
'local', |
1039
|
|
|
'abs', |
1040
|
|
|
]; |
1041
|
|
|
} else { |
1042
|
|
|
$files_list[] = [ |
1043
|
|
|
$mp3file, |
1044
|
|
|
'local', |
1045
|
|
|
'rel', |
1046
|
|
|
]; |
1047
|
|
|
} |
1048
|
|
|
} elseif (strpos($source, 'flv=') === 0) { |
1049
|
|
|
$source = substr($source, 4); |
1050
|
|
|
if (strpos($source, '&') > 0) { |
1051
|
|
|
$source = substr( |
1052
|
|
|
$source, |
1053
|
|
|
0, |
1054
|
|
|
strpos($source, '&') |
1055
|
|
|
); |
1056
|
|
|
} |
1057
|
|
|
if (strpos($source, '://') > 0) { |
1058
|
|
|
if (strpos($source, api_get_path(WEB_PATH)) !== false) { |
1059
|
|
|
// We found the current portal url. |
1060
|
|
|
$files_list[] = [ |
1061
|
|
|
$source, |
1062
|
|
|
'local', |
1063
|
|
|
'url', |
1064
|
|
|
]; |
1065
|
|
|
} else { |
1066
|
|
|
// We didn't find any trace of current portal. |
1067
|
|
|
$files_list[] = [ |
1068
|
|
|
$source, |
1069
|
|
|
'remote', |
1070
|
|
|
'url', |
1071
|
|
|
]; |
1072
|
|
|
} |
1073
|
|
|
} else { |
1074
|
|
|
$files_list[] = [ |
1075
|
|
|
$source, |
1076
|
|
|
'local', |
1077
|
|
|
'abs', |
1078
|
|
|
]; |
1079
|
|
|
} |
1080
|
|
|
continue; // Skipping anything else to avoid two entries |
1081
|
|
|
//(while the others can have sub-files in their url, flv's can't). |
1082
|
|
|
} |
1083
|
|
|
} |
1084
|
|
|
|
1085
|
|
|
if (strpos($source, '://') > 0) { |
1086
|
|
|
// Cut at '?' in a URL with params. |
1087
|
|
|
if (strpos($source, '?') > 0) { |
1088
|
|
|
$second_part = substr( |
1089
|
|
|
$source, |
1090
|
|
|
strpos($source, '?') |
1091
|
|
|
); |
1092
|
|
|
if (strpos($second_part, '://') > 0) { |
1093
|
|
|
// If the second part of the url contains a url too, |
1094
|
|
|
// treat the second one before cutting. |
1095
|
|
|
$pos1 = strpos( |
1096
|
|
|
$second_part, |
1097
|
|
|
'=' |
1098
|
|
|
); |
1099
|
|
|
$pos2 = strpos( |
1100
|
|
|
$second_part, |
1101
|
|
|
'&' |
1102
|
|
|
); |
1103
|
|
|
$second_part = substr( |
1104
|
|
|
$second_part, |
1105
|
|
|
$pos1 + 1, |
1106
|
|
|
$pos2 - ($pos1 + 1) |
1107
|
|
|
); |
1108
|
|
|
if (strpos($second_part, api_get_path(WEB_PATH)) !== false) { |
1109
|
|
|
// We found the current portal url. |
1110
|
|
|
$files_list[] = [ |
1111
|
|
|
$second_part, |
1112
|
|
|
'local', |
1113
|
|
|
'url', |
1114
|
|
|
]; |
1115
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1116
|
|
|
TOOL_DOCUMENT, |
1117
|
|
|
$second_part, |
1118
|
|
|
$recursivity + 1 |
1119
|
|
|
); |
1120
|
|
|
if (count($in_files_list) > 0) { |
1121
|
|
|
$files_list = array_merge( |
1122
|
|
|
$files_list, |
1123
|
|
|
$in_files_list |
1124
|
|
|
); |
1125
|
|
|
} |
1126
|
|
|
} else { |
1127
|
|
|
// We didn't find any trace of current portal. |
1128
|
|
|
$files_list[] = [ |
1129
|
|
|
$second_part, |
1130
|
|
|
'remote', |
1131
|
|
|
'url', |
1132
|
|
|
]; |
1133
|
|
|
} |
1134
|
|
|
} elseif (strpos($second_part, '=') > 0) { |
1135
|
|
|
if (substr($second_part, 0, 1) === '/') { |
1136
|
|
|
// Link starts with a /, |
1137
|
|
|
// making it absolute (relative to DocumentRoot). |
1138
|
|
|
$files_list[] = [ |
1139
|
|
|
$second_part, |
1140
|
|
|
'local', |
1141
|
|
|
'abs', |
1142
|
|
|
]; |
1143
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1144
|
|
|
TOOL_DOCUMENT, |
1145
|
|
|
$second_part, |
1146
|
|
|
$recursivity + 1 |
1147
|
|
|
); |
1148
|
|
|
if (count($in_files_list) > 0) { |
1149
|
|
|
$files_list = array_merge( |
1150
|
|
|
$files_list, |
1151
|
|
|
$in_files_list |
1152
|
|
|
); |
1153
|
|
|
} |
1154
|
|
|
} elseif (strstr($second_part, '..') === 0) { |
1155
|
|
|
// Link is relative but going back in the hierarchy. |
1156
|
|
|
$files_list[] = [ |
1157
|
|
|
$second_part, |
1158
|
|
|
'local', |
1159
|
|
|
'rel', |
1160
|
|
|
]; |
1161
|
|
|
$dir = dirname( |
1162
|
|
|
$abs_path |
1163
|
|
|
); |
1164
|
|
|
$new_abs_path = realpath( |
1165
|
|
|
$dir.'/'.$second_part |
1166
|
|
|
); |
1167
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1168
|
|
|
TOOL_DOCUMENT, |
1169
|
|
|
$new_abs_path, |
1170
|
|
|
$recursivity + 1 |
1171
|
|
|
); |
1172
|
|
|
if (count($in_files_list) > 0) { |
1173
|
|
|
$files_list = array_merge( |
1174
|
|
|
$files_list, |
1175
|
|
|
$in_files_list |
1176
|
|
|
); |
1177
|
|
|
} |
1178
|
|
|
} else { |
1179
|
|
|
// No starting '/', making it relative to current document's path. |
1180
|
|
|
if (substr($second_part, 0, 2) == './') { |
1181
|
|
|
$second_part = substr( |
1182
|
|
|
$second_part, |
1183
|
|
|
2 |
1184
|
|
|
); |
1185
|
|
|
} |
1186
|
|
|
$files_list[] = [ |
1187
|
|
|
$second_part, |
1188
|
|
|
'local', |
1189
|
|
|
'rel', |
1190
|
|
|
]; |
1191
|
|
|
$dir = dirname( |
1192
|
|
|
$abs_path |
1193
|
|
|
); |
1194
|
|
|
$new_abs_path = realpath( |
1195
|
|
|
$dir.'/'.$second_part |
1196
|
|
|
); |
1197
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1198
|
|
|
TOOL_DOCUMENT, |
1199
|
|
|
$new_abs_path, |
1200
|
|
|
$recursivity + 1 |
1201
|
|
|
); |
1202
|
|
|
if (count($in_files_list) > 0) { |
1203
|
|
|
$files_list = array_merge( |
1204
|
|
|
$files_list, |
1205
|
|
|
$in_files_list |
1206
|
|
|
); |
1207
|
|
|
} |
1208
|
|
|
} |
1209
|
|
|
} |
1210
|
|
|
// Leave that second part behind now. |
1211
|
|
|
$source = substr( |
1212
|
|
|
$source, |
1213
|
|
|
0, |
1214
|
|
|
strpos($source, '?') |
1215
|
|
|
); |
1216
|
|
|
if (strpos($source, '://') > 0) { |
1217
|
|
|
if (strpos($source, api_get_path(WEB_PATH)) !== false) { |
1218
|
|
|
// We found the current portal url. |
1219
|
|
|
$files_list[] = [ |
1220
|
|
|
$source, |
1221
|
|
|
'local', |
1222
|
|
|
'url', |
1223
|
|
|
]; |
1224
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1225
|
|
|
TOOL_DOCUMENT, |
1226
|
|
|
$source, |
1227
|
|
|
$recursivity + 1 |
1228
|
|
|
); |
1229
|
|
|
if (count($in_files_list) > 0) { |
1230
|
|
|
$files_list = array_merge( |
1231
|
|
|
$files_list, |
1232
|
|
|
$in_files_list |
1233
|
|
|
); |
1234
|
|
|
} |
1235
|
|
|
} else { |
1236
|
|
|
// We didn't find any trace of current portal. |
1237
|
|
|
$files_list[] = [ |
1238
|
|
|
$source, |
1239
|
|
|
'remote', |
1240
|
|
|
'url', |
1241
|
|
|
]; |
1242
|
|
|
} |
1243
|
|
|
} else { |
1244
|
|
|
// No protocol found, make link local. |
1245
|
|
|
if (substr($source, 0, 1) === '/') { |
1246
|
|
|
// Link starts with a /, making it absolute (relative to DocumentRoot). |
1247
|
|
|
$files_list[] = [ |
1248
|
|
|
$source, |
1249
|
|
|
'local', |
1250
|
|
|
'abs', |
1251
|
|
|
]; |
1252
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1253
|
|
|
TOOL_DOCUMENT, |
1254
|
|
|
$source, |
1255
|
|
|
$recursivity + 1 |
1256
|
|
|
); |
1257
|
|
|
if (count($in_files_list) > 0) { |
1258
|
|
|
$files_list = array_merge( |
1259
|
|
|
$files_list, |
1260
|
|
|
$in_files_list |
1261
|
|
|
); |
1262
|
|
|
} |
1263
|
|
|
} elseif (strstr($source, '..') === 0) { |
1264
|
|
|
// Link is relative but going back in the hierarchy. |
1265
|
|
|
$files_list[] = [ |
1266
|
|
|
$source, |
1267
|
|
|
'local', |
1268
|
|
|
'rel', |
1269
|
|
|
]; |
1270
|
|
|
$dir = dirname( |
1271
|
|
|
$abs_path |
1272
|
|
|
); |
1273
|
|
|
$new_abs_path = realpath( |
1274
|
|
|
$dir.'/'.$source |
1275
|
|
|
); |
1276
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1277
|
|
|
TOOL_DOCUMENT, |
1278
|
|
|
$new_abs_path, |
1279
|
|
|
$recursivity + 1 |
1280
|
|
|
); |
1281
|
|
|
if (count($in_files_list) > 0) { |
1282
|
|
|
$files_list = array_merge( |
1283
|
|
|
$files_list, |
1284
|
|
|
$in_files_list |
1285
|
|
|
); |
1286
|
|
|
} |
1287
|
|
|
} else { |
1288
|
|
|
// No starting '/', making it relative to current document's path. |
1289
|
|
|
if (substr($source, 0, 2) == './') { |
1290
|
|
|
$source = substr( |
1291
|
|
|
$source, |
1292
|
|
|
2 |
1293
|
|
|
); |
1294
|
|
|
} |
1295
|
|
|
$files_list[] = [ |
1296
|
|
|
$source, |
1297
|
|
|
'local', |
1298
|
|
|
'rel', |
1299
|
|
|
]; |
1300
|
|
|
$dir = dirname( |
1301
|
|
|
$abs_path |
1302
|
|
|
); |
1303
|
|
|
$new_abs_path = realpath( |
1304
|
|
|
$dir.'/'.$source |
1305
|
|
|
); |
1306
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1307
|
|
|
TOOL_DOCUMENT, |
1308
|
|
|
$new_abs_path, |
1309
|
|
|
$recursivity + 1 |
1310
|
|
|
); |
1311
|
|
|
if (count($in_files_list) > 0) { |
1312
|
|
|
$files_list = array_merge( |
1313
|
|
|
$files_list, |
1314
|
|
|
$in_files_list |
1315
|
|
|
); |
1316
|
|
|
} |
1317
|
|
|
} |
1318
|
|
|
} |
1319
|
|
|
} |
1320
|
|
|
|
1321
|
|
|
// Found some protocol there. |
1322
|
|
|
if (strpos($source, api_get_path(WEB_PATH)) !== false) { |
1323
|
|
|
// We found the current portal url. |
1324
|
|
|
$files_list[] = [ |
1325
|
|
|
$source, |
1326
|
|
|
'local', |
1327
|
|
|
'url', |
1328
|
|
|
]; |
1329
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1330
|
|
|
TOOL_DOCUMENT, |
1331
|
|
|
$source, |
1332
|
|
|
$recursivity + 1 |
1333
|
|
|
); |
1334
|
|
|
if (count($in_files_list) > 0) { |
1335
|
|
|
$files_list = array_merge( |
1336
|
|
|
$files_list, |
1337
|
|
|
$in_files_list |
1338
|
|
|
); |
1339
|
|
|
} |
1340
|
|
|
} else { |
1341
|
|
|
// We didn't find any trace of current portal. |
1342
|
|
|
$files_list[] = [ |
1343
|
|
|
$source, |
1344
|
|
|
'remote', |
1345
|
|
|
'url', |
1346
|
|
|
]; |
1347
|
|
|
} |
1348
|
|
|
} else { |
1349
|
|
|
// No protocol found, make link local. |
1350
|
|
|
if (substr($source, 0, 1) === '/') { |
1351
|
|
|
// Link starts with a /, making it absolute (relative to DocumentRoot). |
1352
|
|
|
$files_list[] = [ |
1353
|
|
|
$source, |
1354
|
|
|
'local', |
1355
|
|
|
'abs', |
1356
|
|
|
]; |
1357
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1358
|
|
|
TOOL_DOCUMENT, |
1359
|
|
|
$source, |
1360
|
|
|
$recursivity + 1 |
1361
|
|
|
); |
1362
|
|
|
if (count($in_files_list) > 0) { |
1363
|
|
|
$files_list = array_merge( |
1364
|
|
|
$files_list, |
1365
|
|
|
$in_files_list |
1366
|
|
|
); |
1367
|
|
|
} |
1368
|
|
|
} elseif (strstr($source, '..') === 0) { |
1369
|
|
|
// Link is relative but going back in the hierarchy. |
1370
|
|
|
$files_list[] = [ |
1371
|
|
|
$source, |
1372
|
|
|
'local', |
1373
|
|
|
'rel', |
1374
|
|
|
]; |
1375
|
|
|
$dir = dirname($abs_path); |
1376
|
|
|
$new_abs_path = realpath( |
1377
|
|
|
$dir.'/'.$source |
1378
|
|
|
); |
1379
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1380
|
|
|
TOOL_DOCUMENT, |
1381
|
|
|
$new_abs_path, |
1382
|
|
|
$recursivity + 1 |
1383
|
|
|
); |
1384
|
|
|
if (count($in_files_list) > 0) { |
1385
|
|
|
$files_list = array_merge( |
1386
|
|
|
$files_list, |
1387
|
|
|
$in_files_list |
1388
|
|
|
); |
1389
|
|
|
} |
1390
|
|
|
} else { |
1391
|
|
|
// No starting '/', making it relative to current document's path. |
1392
|
|
|
if (strpos($source, 'width=') || |
1393
|
|
|
strpos($source, 'autostart=') |
1394
|
|
|
) { |
1395
|
|
|
continue; |
1396
|
|
|
} |
1397
|
|
|
|
1398
|
|
|
if (substr($source, 0, 2) == './') { |
1399
|
|
|
$source = substr( |
1400
|
|
|
$source, |
1401
|
|
|
2 |
1402
|
|
|
); |
1403
|
|
|
} |
1404
|
|
|
$files_list[] = [ |
1405
|
|
|
$source, |
1406
|
|
|
'local', |
1407
|
|
|
'rel', |
1408
|
|
|
]; |
1409
|
|
|
$dir = dirname($abs_path); |
1410
|
|
|
$new_abs_path = realpath( |
1411
|
|
|
$dir.'/'.$source |
1412
|
|
|
); |
1413
|
|
|
$in_files_list[] = self::get_resources_from_source( |
1414
|
|
|
TOOL_DOCUMENT, |
1415
|
|
|
$new_abs_path, |
1416
|
|
|
$recursivity + 1 |
1417
|
|
|
); |
1418
|
|
|
if (count($in_files_list) > 0) { |
1419
|
|
|
$files_list = array_merge( |
1420
|
|
|
$files_list, |
1421
|
|
|
$in_files_list |
1422
|
|
|
); |
1423
|
|
|
} |
1424
|
|
|
} |
1425
|
|
|
} |
1426
|
|
|
} |
1427
|
|
|
} |
1428
|
|
|
} |
1429
|
|
|
break; |
1430
|
|
|
default: |
1431
|
|
|
break; |
1432
|
|
|
} |
1433
|
|
|
|
1434
|
|
|
break; |
1435
|
|
|
default: // Ignore. |
1436
|
|
|
break; |
1437
|
|
|
} |
1438
|
|
|
|
1439
|
|
|
$checked_files_list = []; |
1440
|
|
|
$checked_array_list = []; |
1441
|
|
|
foreach ($files_list as $idx => $file) { |
1442
|
|
|
if (!empty($file[0])) { |
1443
|
|
|
if (!in_array($file[0], $checked_files_list)) { |
1444
|
|
|
$checked_files_list[] = $files_list[$idx][0]; |
1445
|
|
|
$checked_array_list[] = $files_list[$idx]; |
1446
|
|
|
} |
1447
|
|
|
} |
1448
|
|
|
} |
1449
|
|
|
|
1450
|
|
|
return $checked_array_list; |
1451
|
|
|
} |
1452
|
|
|
|
1453
|
|
|
/** |
1454
|
|
|
* Gets the score. |
1455
|
|
|
* |
1456
|
|
|
* @return float The current score or 0 if no score set yet |
1457
|
|
|
*/ |
1458
|
|
|
public function get_score() |
1459
|
|
|
{ |
1460
|
|
|
$res = 0; |
1461
|
|
|
if (!empty($this->current_score)) { |
1462
|
|
|
$res = $this->current_score; |
1463
|
|
|
} |
1464
|
|
|
|
1465
|
|
|
return $res; |
1466
|
|
|
} |
1467
|
|
|
|
1468
|
|
|
/** |
1469
|
|
|
* Gets the item status. |
1470
|
|
|
* |
1471
|
|
|
* @param bool $check_db Do or don't check into the database for the |
1472
|
|
|
* latest value. Optional. Default is true |
1473
|
|
|
* @param bool $update_local Do or don't update the local attribute |
1474
|
|
|
* value with what's been found in DB |
1475
|
|
|
* |
1476
|
|
|
* @return string Current status or 'Not attempted' if no status set yet |
1477
|
|
|
*/ |
1478
|
|
|
public function get_status($check_db = true, $update_local = false) |
1479
|
|
|
{ |
1480
|
|
|
$courseId = $this->courseId; |
1481
|
|
|
$debug = self::DEBUG; |
1482
|
|
|
if ($debug) { |
1483
|
|
|
error_log('learnpathItem::get_status() on item '.$this->db_id); |
1484
|
|
|
} |
1485
|
|
|
if ($check_db) { |
1486
|
|
|
if ($debug) { |
1487
|
|
|
error_log('learnpathItem::get_status(): checking db'); |
1488
|
|
|
} |
1489
|
|
|
if (!empty($this->db_item_view_id) && !empty($courseId)) { |
1490
|
|
|
$table = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
1491
|
|
|
$sql = "SELECT status FROM $table |
1492
|
|
|
WHERE |
1493
|
|
|
c_id = $courseId AND |
1494
|
|
|
iid = '".$this->db_item_view_id."' AND |
1495
|
|
|
view_count = '".$this->get_attempt_id()."'"; |
1496
|
|
|
$res = Database::query($sql); |
1497
|
|
|
if (Database::num_rows($res) == 1) { |
1498
|
|
|
$row = Database::fetch_array($res); |
1499
|
|
|
if ($update_local) { |
1500
|
|
|
if ($debug) { |
1501
|
|
|
error_log('Status to be updated to: '.$row['status']); |
1502
|
|
|
} |
1503
|
|
|
$this->set_status($row['status']); |
1504
|
|
|
} |
1505
|
|
|
|
1506
|
|
|
if ($debug) { |
1507
|
|
|
error_log('Return of $row[status]: '.$row['status']); |
1508
|
|
|
} |
1509
|
|
|
|
1510
|
|
|
return $row['status']; |
1511
|
|
|
} |
1512
|
|
|
} |
1513
|
|
|
} else { |
1514
|
|
|
if ($debug) { |
1515
|
|
|
error_log('Status from this->status: '.$this->status); |
1516
|
|
|
} |
1517
|
|
|
if (!empty($this->status)) { |
1518
|
|
|
return $this->status; |
1519
|
|
|
} |
1520
|
|
|
} |
1521
|
|
|
|
1522
|
|
|
if ($debug) { |
1523
|
|
|
error_log('Return default: '.$this->possible_status[0]); |
1524
|
|
|
} |
1525
|
|
|
|
1526
|
|
|
return $this->possible_status[0]; |
1527
|
|
|
} |
1528
|
|
|
|
1529
|
|
|
/** |
1530
|
|
|
* Gets the suspend data. |
1531
|
|
|
*/ |
1532
|
|
|
public function get_suspend_data() |
1533
|
|
|
{ |
1534
|
|
|
// TODO: Improve cleaning of breaklines ... it works but is it really |
1535
|
|
|
// a beautiful way to do it ? |
1536
|
|
|
if (!empty($this->current_data)) { |
1537
|
|
|
return str_replace( |
1538
|
|
|
["\r", "\n", "'"], |
1539
|
|
|
['\r', '\n', "\\'"], |
1540
|
|
|
$this->current_data |
1541
|
|
|
); |
1542
|
|
|
} |
1543
|
|
|
|
1544
|
|
|
return ''; |
1545
|
|
|
} |
1546
|
|
|
|
1547
|
|
|
/** |
1548
|
|
|
* @param string $origin |
1549
|
|
|
* @param string $time |
1550
|
|
|
* |
1551
|
|
|
* @return string |
1552
|
|
|
*/ |
1553
|
|
|
public static function getScormTimeFromParameter( |
1554
|
|
|
$origin = 'php', |
1555
|
|
|
$time = null |
1556
|
|
|
) { |
1557
|
|
|
$h = get_lang('h'); |
1558
|
|
|
if (!isset($time)) { |
1559
|
|
|
if ($origin == 'js') { |
1560
|
|
|
return '00 : 00: 00'; |
1561
|
|
|
} |
1562
|
|
|
|
1563
|
|
|
return '00 '.$h.' 00 \' 00"'; |
1564
|
|
|
} |
1565
|
|
|
|
1566
|
|
|
return api_format_time($time, $origin); |
1567
|
|
|
} |
1568
|
|
|
|
1569
|
|
|
/** |
1570
|
|
|
* Gets the total time spent on this item view so far. |
1571
|
|
|
* |
1572
|
|
|
* @param string $origin Origin of the request. If coming from PHP, |
1573
|
|
|
* send formatted as xxhxx'xx", otherwise use scorm format 00:00:00 |
1574
|
|
|
* @param int|null $given_time Given time is a default time to return formatted |
1575
|
|
|
* @param bool $query_db Whether to get the value from db or from memory |
1576
|
|
|
* |
1577
|
|
|
* @return string A string with the time in SCORM format |
1578
|
|
|
*/ |
1579
|
|
|
public function get_scorm_time( |
1580
|
|
|
$origin = 'php', |
1581
|
|
|
$given_time = null, |
1582
|
|
|
$query_db = false |
1583
|
|
|
) { |
1584
|
|
|
$time = null; |
1585
|
|
|
$courseId = $this->courseId; |
1586
|
|
|
if (empty($courseId)) { |
1587
|
|
|
$courseId = api_get_course_int_id(); |
1588
|
|
|
} |
1589
|
|
|
|
1590
|
|
|
$courseId = (int) $courseId; |
1591
|
|
|
|
1592
|
|
|
if (!isset($given_time)) { |
1593
|
|
|
if (self::DEBUG > 2) { |
1594
|
|
|
error_log( |
1595
|
|
|
'learnpathItem::get_scorm_time(): given time empty, current_start_time = '.$this->current_start_time, |
1596
|
|
|
0 |
1597
|
|
|
); |
1598
|
|
|
} |
1599
|
|
|
if ($query_db === true) { |
1600
|
|
|
$table = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
1601
|
|
|
$sql = "SELECT start_time, total_time |
1602
|
|
|
FROM $table |
1603
|
|
|
WHERE |
1604
|
|
|
c_id = $courseId AND |
1605
|
|
|
iid = '".$this->db_item_view_id."' AND |
1606
|
|
|
view_count = '".$this->get_attempt_id()."'"; |
1607
|
|
|
$res = Database::query($sql); |
1608
|
|
|
$row = Database::fetch_array($res); |
1609
|
|
|
$start = $row['start_time']; |
1610
|
|
|
$stop = $start + $row['total_time']; |
1611
|
|
|
} else { |
1612
|
|
|
$start = $this->current_start_time; |
1613
|
|
|
$stop = $this->current_stop_time; |
1614
|
|
|
} |
1615
|
|
|
if (!empty($start)) { |
1616
|
|
|
if (!empty($stop)) { |
1617
|
|
|
$time = $stop - $start; |
1618
|
|
|
} else { |
1619
|
|
|
$time = time() - $start; |
1620
|
|
|
} |
1621
|
|
|
} |
1622
|
|
|
} else { |
1623
|
|
|
$time = $given_time; |
1624
|
|
|
} |
1625
|
|
|
if (self::DEBUG > 2) { |
1626
|
|
|
error_log( |
1627
|
|
|
'learnpathItem::get_scorm_time(): intermediate = '.$time, |
1628
|
|
|
0 |
1629
|
|
|
); |
1630
|
|
|
} |
1631
|
|
|
$time = api_format_time($time, $origin); |
1632
|
|
|
|
1633
|
|
|
return $time; |
1634
|
|
|
} |
1635
|
|
|
|
1636
|
|
|
/** |
1637
|
|
|
* Get the extra terms (tags) that identify this item. |
1638
|
|
|
* |
1639
|
|
|
* @return mixed |
1640
|
|
|
*/ |
1641
|
|
|
public function get_terms() |
1642
|
|
|
{ |
1643
|
|
|
$table = Database::get_course_table(TABLE_LP_ITEM); |
1644
|
|
|
$sql = "SELECT * FROM $table |
1645
|
|
|
WHERE iid = ".intval($this->db_id); |
1646
|
|
|
$res = Database::query($sql); |
1647
|
|
|
$row = Database::fetch_array($res); |
1648
|
|
|
|
1649
|
|
|
return $row['terms']; |
1650
|
|
|
} |
1651
|
|
|
|
1652
|
|
|
/** |
1653
|
|
|
* Returns the item's title. |
1654
|
|
|
* |
1655
|
|
|
* @return string Title |
1656
|
|
|
*/ |
1657
|
|
|
public function get_title() |
1658
|
|
|
{ |
1659
|
|
|
if (empty($this->title)) { |
1660
|
|
|
return ''; |
1661
|
|
|
} |
1662
|
|
|
|
1663
|
|
|
return $this->title; |
1664
|
|
|
} |
1665
|
|
|
|
1666
|
|
|
/** |
1667
|
|
|
* Returns the total time used to see that item. |
1668
|
|
|
* |
1669
|
|
|
* @return int Total time |
1670
|
|
|
*/ |
1671
|
|
|
public function get_total_time() |
1672
|
|
|
{ |
1673
|
|
|
$debug = self::DEBUG; |
1674
|
|
|
if ($debug) { |
1675
|
|
|
error_log( |
1676
|
|
|
'learnpathItem::get_total_time() for item '.$this->db_id. |
1677
|
|
|
' - Initially, current_start_time = '.$this->current_start_time. |
1678
|
|
|
' and current_stop_time = '.$this->current_stop_time, |
1679
|
|
|
0 |
1680
|
|
|
); |
1681
|
|
|
} |
1682
|
|
|
if ($this->current_start_time == 0) { |
1683
|
|
|
// Shouldn't be necessary thanks to the open() method. |
1684
|
|
|
if ($debug) { |
1685
|
|
|
error_log( |
1686
|
|
|
'learnpathItem::get_total_time() - Current start time was empty', |
1687
|
|
|
0 |
1688
|
|
|
); |
1689
|
|
|
} |
1690
|
|
|
$this->current_start_time = time(); |
1691
|
|
|
} |
1692
|
|
|
|
1693
|
|
|
if (time() < $this->current_stop_time || |
1694
|
|
|
$this->current_stop_time == 0 |
1695
|
|
|
) { |
1696
|
|
|
if ($debug) { |
1697
|
|
|
error_log( |
1698
|
|
|
'learnpathItem::get_total_time() - Current stop time was ' |
1699
|
|
|
.'greater than the current time or was empty', |
1700
|
|
|
0 |
1701
|
|
|
); |
1702
|
|
|
} |
1703
|
|
|
// If this case occurs, then we risk to write huge time data in db. |
1704
|
|
|
// In theory, stop time should be *always* updated here, but it |
1705
|
|
|
// might be used in some unknown goal. |
1706
|
|
|
$this->current_stop_time = time(); |
1707
|
|
|
} |
1708
|
|
|
|
1709
|
|
|
$time = $this->current_stop_time - $this->current_start_time; |
1710
|
|
|
|
1711
|
|
|
if ($time < 0) { |
1712
|
|
|
if ($debug) { |
1713
|
|
|
error_log( |
1714
|
|
|
'learnpathItem::get_total_time() - Time smaller than 0. Returning 0', |
1715
|
|
|
0 |
1716
|
|
|
); |
1717
|
|
|
} |
1718
|
|
|
|
1719
|
|
|
return 0; |
1720
|
|
|
} else { |
1721
|
|
|
$time = $this->fixAbusiveTime($time); |
1722
|
|
|
if ($debug) { |
1723
|
|
|
error_log( |
1724
|
|
|
'Current start time = '.$this->current_start_time.', current stop time = '. |
1725
|
|
|
$this->current_stop_time.' Returning '.$time."-----------\n" |
1726
|
|
|
); |
1727
|
|
|
} |
1728
|
|
|
|
1729
|
|
|
return $time; |
1730
|
|
|
} |
1731
|
|
|
} |
1732
|
|
|
|
1733
|
|
|
/** |
1734
|
|
|
* Sometimes time recorded for a learning path item is superior to the maximum allowed duration of the session. |
1735
|
|
|
* In this case, this session resets the time for that particular learning path item to 5 minutes |
1736
|
|
|
* (something more realistic, that is also used when leaving the portal without closing one's session). |
1737
|
|
|
* |
1738
|
|
|
* @param int $time |
1739
|
|
|
* |
1740
|
|
|
* @return int |
1741
|
|
|
*/ |
1742
|
|
|
public function fixAbusiveTime($time) |
1743
|
|
|
{ |
1744
|
|
|
// Code based from Event::courseLogout |
1745
|
|
|
$sessionLifetime = api_get_configuration_value('session_lifetime'); |
1746
|
|
|
// If session life time too big use 1 hour |
1747
|
|
|
if (empty($sessionLifetime) || $sessionLifetime > 86400) { |
1748
|
|
|
$sessionLifetime = 3600; |
1749
|
|
|
} |
1750
|
|
|
|
1751
|
|
|
if (!Tracking::minimumTimeAvailable(api_get_session_id(), api_get_course_int_id())) { |
1752
|
|
|
$fixedAddedMinute = 5 * 60; // Add only 5 minutes |
1753
|
|
|
$defaultTimeAdded = api_get_configuration_value('time_to_be_registered_for_abusiveTime'); |
1754
|
|
|
if (!empty($defaultTimeAdded)) { |
1755
|
|
|
$fixedAddedMinute = $defaultTimeAdded; |
1756
|
|
|
} |
1757
|
|
|
if ($time > $sessionLifetime) { |
1758
|
|
|
if (api_get_setting('server_type') === 'test') { |
1759
|
|
|
error_log("fixAbusiveTime: Total time is too big: $time replaced with: $fixedAddedMinute"); |
1760
|
|
|
error_log("item_id : ".$this->db_id." lp_item_view.iid: ".$this->db_item_view_id); |
1761
|
|
|
} |
1762
|
|
|
$time = $fixedAddedMinute; |
1763
|
|
|
} |
1764
|
|
|
|
1765
|
|
|
return $time; |
1766
|
|
|
} else { |
1767
|
|
|
// Calulate minimum and accumulated time |
1768
|
|
|
$user_id = api_get_user_id(); |
1769
|
|
|
$myLP = learnpath::getLpFromSession(api_get_course_id(), $this->lp_id, $user_id); |
1770
|
|
|
$timeLp = $myLP->getAccumulateWorkTime(); |
1771
|
|
|
$timeTotalCourse = $myLP->getAccumulateWorkTimeTotalCourse(); |
1772
|
|
|
/* |
1773
|
|
|
$timeLp = $_SESSION['oLP']->getAccumulateWorkTime(); |
1774
|
|
|
$timeTotalCourse = $_SESSION['oLP']->getAccumulateWorkTimeTotalCourse(); |
1775
|
|
|
*/ |
1776
|
|
|
// Minimum connection percentage |
1777
|
|
|
$perc = 100; |
1778
|
|
|
// Time from the course |
1779
|
|
|
$tc = $timeTotalCourse; |
1780
|
|
|
/*if (!empty($sessionId) && $sessionId != 0) { |
1781
|
|
|
$sql = "SELECT hours, perc FROM plugin_licences_course_session WHERE session_id = $sessionId"; |
1782
|
|
|
$res = Database::query($sql); |
1783
|
|
|
if (Database::num_rows($res) > 0) { |
1784
|
|
|
$aux = Database::fetch_assoc($res); |
1785
|
|
|
$perc = $aux['perc']; |
1786
|
|
|
$tc = $aux['hours'] * 60; |
1787
|
|
|
} |
1788
|
|
|
}*/ |
1789
|
|
|
// Percentage of the learning paths |
1790
|
|
|
$pl = 0; |
1791
|
|
|
if (!empty($timeTotalCourse)) { |
1792
|
|
|
$pl = $timeLp / $timeTotalCourse; |
1793
|
|
|
} |
1794
|
|
|
|
1795
|
|
|
// Minimum time for each learning path |
1796
|
|
|
$accumulateWorkTime = ($pl * $tc * $perc / 100); |
1797
|
|
|
$time_seg = intval($accumulateWorkTime * 60); |
1798
|
|
|
|
1799
|
|
|
if ($time_seg < $sessionLifetime) { |
1800
|
|
|
$sessionLifetime = $time_seg; |
1801
|
|
|
} |
1802
|
|
|
|
1803
|
|
|
if ($time > $sessionLifetime) { |
1804
|
|
|
$fixedAddedMinute = $time_seg + mt_rand(0, 300); |
1805
|
|
|
if (self::DEBUG > 2) { |
1806
|
|
|
error_log("Total time is too big: $time replaced with: $fixedAddedMinute"); |
1807
|
|
|
} |
1808
|
|
|
$time = $fixedAddedMinute; |
1809
|
|
|
} |
1810
|
|
|
|
1811
|
|
|
return $time; |
1812
|
|
|
} |
1813
|
|
|
} |
1814
|
|
|
|
1815
|
|
|
/** |
1816
|
|
|
* Gets the item type. |
1817
|
|
|
* |
1818
|
|
|
* @return string The item type (can be doc, dir, sco, asset) |
1819
|
|
|
*/ |
1820
|
|
|
public function get_type() |
1821
|
|
|
{ |
1822
|
|
|
$res = 'asset'; |
1823
|
|
|
if (!empty($this->type)) { |
1824
|
|
|
$res = $this->type; |
1825
|
|
|
} |
1826
|
|
|
|
1827
|
|
|
return $res; |
1828
|
|
|
} |
1829
|
|
|
|
1830
|
|
|
/** |
1831
|
|
|
* Gets the view count for this item. |
1832
|
|
|
* |
1833
|
|
|
* @return int Number of attempts or 0 |
1834
|
|
|
*/ |
1835
|
|
|
public function get_view_count() |
1836
|
|
|
{ |
1837
|
|
|
if (!empty($this->attempt_id)) { |
1838
|
|
|
return $this->attempt_id; |
1839
|
|
|
} |
1840
|
|
|
|
1841
|
|
|
return 0; |
1842
|
|
|
} |
1843
|
|
|
|
1844
|
|
|
/** |
1845
|
|
|
* Tells if an item is done ('completed','passed','succeeded') or not. |
1846
|
|
|
* |
1847
|
|
|
* @return bool True if the item is done ('completed','passed','succeeded'), |
1848
|
|
|
* false otherwise |
1849
|
|
|
*/ |
1850
|
|
|
public function is_done() |
1851
|
|
|
{ |
1852
|
|
|
$completedStatusList = [ |
1853
|
|
|
'completed', |
1854
|
|
|
'passed', |
1855
|
|
|
'succeeded', |
1856
|
|
|
'failed', |
1857
|
|
|
]; |
1858
|
|
|
|
1859
|
|
|
if ($this->status_is($completedStatusList)) { |
1860
|
|
|
if (self::DEBUG > 2) { |
1861
|
|
|
error_log( |
1862
|
|
|
'learnpath::is_done() - Item '.$this->get_id( |
1863
|
|
|
).' is complete', |
1864
|
|
|
0 |
1865
|
|
|
); |
1866
|
|
|
} |
1867
|
|
|
|
1868
|
|
|
return true; |
1869
|
|
|
} else { |
1870
|
|
|
if (self::DEBUG > 2) { |
1871
|
|
|
error_log( |
1872
|
|
|
'learnpath::is_done() - Item '.$this->get_id( |
1873
|
|
|
).' is not complete', |
1874
|
|
|
0 |
1875
|
|
|
); |
1876
|
|
|
} |
1877
|
|
|
|
1878
|
|
|
return false; |
1879
|
|
|
} |
1880
|
|
|
} |
1881
|
|
|
|
1882
|
|
|
/** |
1883
|
|
|
* Tells if a restart is allowed (take it from $this->prevent_reinit and $this->status). |
1884
|
|
|
* |
1885
|
|
|
* @return int -1 if retaking the sco another time for credit is not allowed, |
1886
|
|
|
* 0 if it is not allowed but the item has to be finished |
1887
|
|
|
* 1 if it is allowed. Defaults to 1 |
1888
|
|
|
*/ |
1889
|
|
|
public function isRestartAllowed() |
1890
|
|
|
{ |
1891
|
|
|
$restart = 1; |
1892
|
|
|
$mystatus = $this->get_status(true); |
1893
|
|
|
if ($this->get_prevent_reinit() > 0) { |
1894
|
|
|
// If prevent_reinit == 1 (or more) |
1895
|
|
|
// If status is not attempted or incomplete, authorize retaking (of the same) anyway. Otherwise: |
1896
|
|
|
if ($mystatus != $this->possible_status[0] && $mystatus != $this->possible_status[1]) { |
1897
|
|
|
$restart = -1; |
1898
|
|
|
} else { //status incompleted or not attempted |
1899
|
|
|
$restart = 0; |
1900
|
|
|
} |
1901
|
|
|
} else { |
1902
|
|
|
if ($mystatus == $this->possible_status[0] || $mystatus == $this->possible_status[1]) { |
1903
|
|
|
$restart = -1; |
1904
|
|
|
} |
1905
|
|
|
} |
1906
|
|
|
if (self::DEBUG > 2) { |
1907
|
|
|
error_log( |
1908
|
|
|
'New LP - End of learnpathItem::isRestartAllowed() - Returning '.$restart, |
1909
|
|
|
0 |
1910
|
|
|
); |
1911
|
|
|
} |
1912
|
|
|
|
1913
|
|
|
return $restart; |
1914
|
|
|
} |
1915
|
|
|
|
1916
|
|
|
/** |
1917
|
|
|
* Opens/launches the item. Initialises runtime values. |
1918
|
|
|
* |
1919
|
|
|
* @param bool $allow_new_attempt |
1920
|
|
|
* |
1921
|
|
|
* @return bool true on success, false on failure |
1922
|
|
|
*/ |
1923
|
|
|
public function open($allow_new_attempt = false) |
1924
|
|
|
{ |
1925
|
|
|
if (self::DEBUG > 0) { |
1926
|
|
|
error_log('learnpathItem::open()', 0); |
1927
|
|
|
} |
1928
|
|
|
if ($this->prevent_reinit == 0) { |
1929
|
|
|
$this->current_score = 0; |
1930
|
|
|
$this->current_start_time = time(); |
1931
|
|
|
// In this case, as we are opening the item, what is important to us |
1932
|
|
|
// is the database status, in order to know if this item has already |
1933
|
|
|
// been used in the past (rather than just loaded and modified by |
1934
|
|
|
// some javascript but not written in the database). |
1935
|
|
|
// If the database status is different from 'not attempted', we can |
1936
|
|
|
// consider this item has already been used, and as such we can |
1937
|
|
|
// open a new attempt. Otherwise, we'll just reuse the current |
1938
|
|
|
// attempt, which is generally created the first time the item is |
1939
|
|
|
// loaded (for example as part of the table of contents). |
1940
|
|
|
$stat = $this->get_status(true); |
1941
|
|
|
if ($allow_new_attempt && isset($stat) && ($stat != $this->possible_status[0])) { |
1942
|
|
|
$this->attempt_id = $this->attempt_id + 1; // Open a new attempt. |
1943
|
|
|
} |
1944
|
|
|
$this->status = $this->possible_status[1]; |
1945
|
|
|
} else { |
1946
|
|
|
/*if ($this->current_start_time == 0) { |
1947
|
|
|
// Small exception for start time, to avoid amazing values. |
1948
|
|
|
$this->current_start_time = time(); |
1949
|
|
|
}*/ |
1950
|
|
|
// If we don't init start time here, the time is sometimes calculated from the last start time. |
1951
|
|
|
$this->current_start_time = time(); |
1952
|
|
|
} |
1953
|
|
|
} |
1954
|
|
|
|
1955
|
|
|
/** |
1956
|
|
|
* Outputs the item contents. |
1957
|
|
|
* |
1958
|
|
|
* @return string HTML file (displayable in an <iframe>) or empty string if no path defined |
1959
|
|
|
*/ |
1960
|
|
|
public function output() |
1961
|
|
|
{ |
1962
|
|
|
if (!empty($this->path) and is_file($this->path)) { |
1963
|
|
|
$output = ''; |
1964
|
|
|
$output .= file_get_contents($this->path); |
1965
|
|
|
|
1966
|
|
|
return $output; |
1967
|
|
|
} |
1968
|
|
|
|
1969
|
|
|
return ''; |
1970
|
|
|
} |
1971
|
|
|
|
1972
|
|
|
/** |
1973
|
|
|
* Parses the prerequisites string with the AICC logic language. |
1974
|
|
|
* |
1975
|
|
|
* @param string $prereqs_string The prerequisites string as it figures in imsmanifest.xml |
1976
|
|
|
* @param array $items Array of items in the current learnpath object. |
1977
|
|
|
* Although we're in the learnpathItem object, it's necessary to have |
1978
|
|
|
* a list of all items to be able to check the current item's prerequisites |
1979
|
|
|
* @param array $refs_list list of references |
1980
|
|
|
* (the "ref" column in the lp_item table) that are strings used in the |
1981
|
|
|
* expression of prerequisites |
1982
|
|
|
* @param int $user_id The user ID. In some cases like Chamilo quizzes, |
1983
|
|
|
* it's necessary to have the user ID to query other tables (like the results of quizzes) |
1984
|
|
|
* |
1985
|
|
|
* @return bool True if the list of prerequisites given is entirely satisfied, false otherwise |
1986
|
|
|
*/ |
1987
|
|
|
public function parse_prereq($prereqs_string, $items, $refs_list, $user_id) |
1988
|
|
|
{ |
1989
|
|
|
$debug = self::DEBUG; |
1990
|
|
|
if ($debug > 0) { |
1991
|
|
|
error_log( |
1992
|
|
|
'learnpathItem::parse_prereq() for learnpath '.$this->lp_id.' with string '.$prereqs_string, |
1993
|
|
|
0 |
1994
|
|
|
); |
1995
|
|
|
} |
1996
|
|
|
|
1997
|
|
|
$courseId = $this->courseId; |
1998
|
|
|
$sessionId = api_get_session_id(); |
1999
|
|
|
|
2000
|
|
|
// Deal with &, |, ~, =, <>, {}, ,, X*, () in reverse order. |
2001
|
|
|
$this->prereq_alert = ''; |
2002
|
|
|
|
2003
|
|
|
// First parse all parenthesis by using a sequential loop |
2004
|
|
|
// (looking for less-inclusives first). |
2005
|
|
|
if ($prereqs_string == '_true_') { |
2006
|
|
|
return true; |
2007
|
|
|
} |
2008
|
|
|
|
2009
|
|
|
if ($prereqs_string == '_false_') { |
2010
|
|
|
if (empty($this->prereq_alert)) { |
2011
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2012
|
|
|
} |
2013
|
|
|
|
2014
|
|
|
return false; |
2015
|
|
|
} |
2016
|
|
|
|
2017
|
|
|
while (strpos($prereqs_string, '(') !== false) { |
2018
|
|
|
// Remove any () set and replace with its value. |
2019
|
|
|
$matches = []; |
2020
|
|
|
$res = preg_match_all( |
2021
|
|
|
'/(\(([^\(\)]*)\))/', |
2022
|
|
|
$prereqs_string, |
2023
|
|
|
$matches |
2024
|
|
|
); |
2025
|
|
|
if ($res) { |
2026
|
|
|
foreach ($matches[2] as $id => $match) { |
2027
|
|
|
$str_res = $this->parse_prereq( |
2028
|
|
|
$match, |
2029
|
|
|
$items, |
2030
|
|
|
$refs_list, |
2031
|
|
|
$user_id |
2032
|
|
|
); |
2033
|
|
|
if ($str_res) { |
2034
|
|
|
$prereqs_string = str_replace( |
2035
|
|
|
$matches[1][$id], |
2036
|
|
|
'_true_', |
2037
|
|
|
$prereqs_string |
2038
|
|
|
); |
2039
|
|
|
} else { |
2040
|
|
|
$prereqs_string = str_replace( |
2041
|
|
|
$matches[1][$id], |
2042
|
|
|
'_false_', |
2043
|
|
|
$prereqs_string |
2044
|
|
|
); |
2045
|
|
|
} |
2046
|
|
|
} |
2047
|
|
|
} |
2048
|
|
|
} |
2049
|
|
|
|
2050
|
|
|
// Parenthesis removed, now look for ORs as it is the lesser-priority |
2051
|
|
|
// binary operator (= always uses one text operand). |
2052
|
|
|
if (strpos($prereqs_string, '|') === false) { |
2053
|
|
|
if ($debug) { |
2054
|
|
|
error_log('New LP - Didnt find any OR, looking for AND', 0); |
2055
|
|
|
} |
2056
|
|
|
if (strpos($prereqs_string, '&') !== false) { |
2057
|
|
|
$list = explode('&', $prereqs_string); |
2058
|
|
|
if (count($list) > 1) { |
2059
|
|
|
$andstatus = true; |
2060
|
|
|
foreach ($list as $condition) { |
2061
|
|
|
$andstatus = $andstatus && $this->parse_prereq( |
2062
|
|
|
$condition, |
2063
|
|
|
$items, |
2064
|
|
|
$refs_list, |
2065
|
|
|
$user_id |
2066
|
|
|
); |
2067
|
|
|
|
2068
|
|
|
if (!$andstatus) { |
2069
|
|
|
if ($debug) { |
2070
|
|
|
error_log( |
2071
|
|
|
'New LP - One condition in AND was false, short-circuit', |
2072
|
|
|
0 |
2073
|
|
|
); |
2074
|
|
|
} |
2075
|
|
|
break; |
2076
|
|
|
} |
2077
|
|
|
} |
2078
|
|
|
|
2079
|
|
|
if (empty($this->prereq_alert) && !$andstatus) { |
2080
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2081
|
|
|
} |
2082
|
|
|
|
2083
|
|
|
return $andstatus; |
2084
|
|
|
} else { |
2085
|
|
|
if (isset($items[$refs_list[$list[0]]])) { |
2086
|
|
|
$status = $items[$refs_list[$list[0]]]->get_status(true); |
2087
|
|
|
$returnstatus = ($status == $this->possible_status[2]) || ($status == $this->possible_status[3]); |
2088
|
|
|
if (empty($this->prereq_alert) && !$returnstatus) { |
2089
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2090
|
|
|
} |
2091
|
|
|
|
2092
|
|
|
return $returnstatus; |
2093
|
|
|
} |
2094
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2095
|
|
|
|
2096
|
|
|
return false; |
2097
|
|
|
} |
2098
|
|
|
} else { |
2099
|
|
|
// No ORs found, now look for ANDs. |
2100
|
|
|
if ($debug) { |
2101
|
|
|
error_log('New LP - Didnt find any AND, looking for =', 0); |
2102
|
|
|
} |
2103
|
|
|
|
2104
|
|
|
if (strpos($prereqs_string, '=') !== false) { |
2105
|
|
|
if ($debug) { |
2106
|
|
|
error_log('New LP - Found =, looking into it', 0); |
2107
|
|
|
} |
2108
|
|
|
// We assume '=' signs only appear when there's nothing else around. |
2109
|
|
|
$params = explode('=', $prereqs_string); |
2110
|
|
|
if (count($params) == 2) { |
2111
|
|
|
// Right number of operands. |
2112
|
|
|
if (isset($items[$refs_list[$params[0]]])) { |
2113
|
|
|
$status = $items[$refs_list[$params[0]]]->get_status(true); |
2114
|
|
|
$returnstatus = $status == $params[1]; |
2115
|
|
|
if (empty($this->prereq_alert) && !$returnstatus) { |
2116
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2117
|
|
|
} |
2118
|
|
|
|
2119
|
|
|
return $returnstatus; |
2120
|
|
|
} |
2121
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2122
|
|
|
|
2123
|
|
|
return false; |
2124
|
|
|
} |
2125
|
|
|
} else { |
2126
|
|
|
// No ANDs found, look for <> |
2127
|
|
|
if ($debug) { |
2128
|
|
|
error_log( |
2129
|
|
|
'New LP - Didnt find any =, looking for <>', |
2130
|
|
|
0 |
2131
|
|
|
); |
2132
|
|
|
} |
2133
|
|
|
|
2134
|
|
|
if (strpos($prereqs_string, '<>') !== false) { |
2135
|
|
|
if ($debug) { |
2136
|
|
|
error_log('New LP - Found <>, looking into it', 0); |
2137
|
|
|
} |
2138
|
|
|
// We assume '<>' signs only appear when there's nothing else around. |
2139
|
|
|
$params = explode('<>', $prereqs_string); |
2140
|
|
|
if (count($params) == 2) { |
2141
|
|
|
// Right number of operands. |
2142
|
|
|
if (isset($items[$refs_list[$params[0]]])) { |
2143
|
|
|
$status = $items[$refs_list[$params[0]]]->get_status(true); |
2144
|
|
|
$returnstatus = $status != $params[1]; |
2145
|
|
|
if (empty($this->prereq_alert) && !$returnstatus) { |
2146
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2147
|
|
|
} |
2148
|
|
|
|
2149
|
|
|
return $returnstatus; |
2150
|
|
|
} |
2151
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2152
|
|
|
|
2153
|
|
|
return false; |
2154
|
|
|
} |
2155
|
|
|
} else { |
2156
|
|
|
// No <> found, look for ~ (unary) |
2157
|
|
|
if ($debug) { |
2158
|
|
|
error_log( |
2159
|
|
|
'New LP - Didnt find any =, looking for ~', |
2160
|
|
|
0 |
2161
|
|
|
); |
2162
|
|
|
} |
2163
|
|
|
// Only remains: ~ and X*{} |
2164
|
|
|
if (strpos($prereqs_string, '~') !== false) { |
2165
|
|
|
// Found NOT. |
2166
|
|
|
if ($debug) { |
2167
|
|
|
error_log( |
2168
|
|
|
'New LP - Found ~, looking into it', |
2169
|
|
|
0 |
2170
|
|
|
); |
2171
|
|
|
} |
2172
|
|
|
$list = []; |
2173
|
|
|
$myres = preg_match( |
2174
|
|
|
'/~([^(\d+\*)\{]*)/', |
2175
|
|
|
$prereqs_string, |
2176
|
|
|
$list |
2177
|
|
|
); |
2178
|
|
|
if ($myres) { |
2179
|
|
|
$returnstatus = !$this->parse_prereq( |
2180
|
|
|
$list[1], |
2181
|
|
|
$items, |
2182
|
|
|
$refs_list, |
2183
|
|
|
$user_id |
2184
|
|
|
); |
2185
|
|
|
if (empty($this->prereq_alert) && !$returnstatus) { |
2186
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2187
|
|
|
} |
2188
|
|
|
|
2189
|
|
|
return $returnstatus; |
2190
|
|
|
} else { |
2191
|
|
|
// Strange... |
2192
|
|
|
if ($debug) { |
2193
|
|
|
error_log( |
2194
|
|
|
'New LP - Found ~ but strange string: '.$prereqs_string, |
2195
|
|
|
0 |
2196
|
|
|
); |
2197
|
|
|
} |
2198
|
|
|
} |
2199
|
|
|
} else { |
2200
|
|
|
// Finally, look for sets/groups |
2201
|
|
|
if ($debug) { |
2202
|
|
|
error_log( |
2203
|
|
|
'New LP - Didnt find any ~, looking for groups', |
2204
|
|
|
0 |
2205
|
|
|
); |
2206
|
|
|
} |
2207
|
|
|
// Only groups here. |
2208
|
|
|
$groups = []; |
2209
|
|
|
$groups_there = preg_match_all( |
2210
|
|
|
'/((\d+\*)?\{([^\}]+)\}+)/', |
2211
|
|
|
$prereqs_string, |
2212
|
|
|
$groups |
2213
|
|
|
); |
2214
|
|
|
|
2215
|
|
|
if ($groups_there) { |
2216
|
|
|
foreach ($groups[1] as $gr) { |
2217
|
|
|
// Only take the results that correspond to |
2218
|
|
|
// the big brackets-enclosed condition. |
2219
|
|
|
if ($debug) { |
2220
|
|
|
error_log( |
2221
|
|
|
'New LP - Dealing with group '.$gr, |
2222
|
|
|
0 |
2223
|
|
|
); |
2224
|
|
|
} |
2225
|
|
|
$multi = []; |
2226
|
|
|
$mycond = false; |
2227
|
|
|
if (preg_match( |
2228
|
|
|
'/(\d+)\*\{([^\}]+)\}/', |
2229
|
|
|
$gr, |
2230
|
|
|
$multi |
2231
|
|
|
) |
2232
|
|
|
) { |
2233
|
|
|
if ($debug) { |
2234
|
|
|
error_log( |
2235
|
|
|
'New LP - Found multiplier '.$multi[0], |
2236
|
|
|
0 |
2237
|
|
|
); |
2238
|
|
|
} |
2239
|
|
|
$count = $multi[1]; |
2240
|
|
|
$list = explode(',', $multi[2]); |
2241
|
|
|
$mytrue = 0; |
2242
|
|
|
foreach ($list as $cond) { |
2243
|
|
|
if (isset($items[$refs_list[$cond]])) { |
2244
|
|
|
$status = $items[$refs_list[$cond]]->get_status(true); |
2245
|
|
|
if ($status == $this->possible_status[2] || |
2246
|
|
|
$status == $this->possible_status[3] |
2247
|
|
|
) { |
2248
|
|
|
$mytrue++; |
2249
|
|
|
if ($debug) { |
2250
|
|
|
error_log( |
2251
|
|
|
'New LP - Found true item, counting.. ('.($mytrue).')', |
2252
|
|
|
0 |
2253
|
|
|
); |
2254
|
|
|
} |
2255
|
|
|
} |
2256
|
|
|
} else { |
2257
|
|
|
if ($debug) { |
2258
|
|
|
error_log( |
2259
|
|
|
'New LP - item '.$cond.' does not exist in items list', |
2260
|
|
|
0 |
2261
|
|
|
); |
2262
|
|
|
} |
2263
|
|
|
} |
2264
|
|
|
} |
2265
|
|
|
if ($mytrue >= $count) { |
2266
|
|
|
if ($debug) { |
2267
|
|
|
error_log( |
2268
|
|
|
'New LP - Got enough true results, return true', |
2269
|
|
|
0 |
2270
|
|
|
); |
2271
|
|
|
} |
2272
|
|
|
$mycond = true; |
2273
|
|
|
} else { |
2274
|
|
|
if ($debug) { |
2275
|
|
|
error_log( |
2276
|
|
|
'New LP - Not enough true results', |
2277
|
|
|
0 |
2278
|
|
|
); |
2279
|
|
|
} |
2280
|
|
|
} |
2281
|
|
|
} else { |
2282
|
|
|
if ($debug) { |
2283
|
|
|
error_log( |
2284
|
|
|
'New LP - No multiplier', |
2285
|
|
|
0 |
2286
|
|
|
); |
2287
|
|
|
} |
2288
|
|
|
$list = explode(',', $gr); |
2289
|
|
|
$mycond = true; |
2290
|
|
|
foreach ($list as $cond) { |
2291
|
|
|
if (isset($items[$refs_list[$cond]])) { |
2292
|
|
|
$status = $items[$refs_list[$cond]]->get_status(true); |
2293
|
|
|
if ($status == $this->possible_status[2] || |
2294
|
|
|
$status == $this->possible_status[3] |
2295
|
|
|
) { |
2296
|
|
|
$mycond = true; |
2297
|
|
|
if ($debug) { |
2298
|
|
|
error_log( |
2299
|
|
|
'New LP - Found true item', |
2300
|
|
|
0 |
2301
|
|
|
); |
2302
|
|
|
} |
2303
|
|
|
} else { |
2304
|
|
|
if ($debug) { |
2305
|
|
|
error_log( |
2306
|
|
|
'New LP - '. |
2307
|
|
|
' Found false item, the set is not true, return false', |
2308
|
|
|
0 |
2309
|
|
|
); |
2310
|
|
|
} |
2311
|
|
|
$mycond = false; |
2312
|
|
|
break; |
2313
|
|
|
} |
2314
|
|
|
} else { |
2315
|
|
|
if ($debug) { |
2316
|
|
|
error_log( |
2317
|
|
|
'New LP - item '.$cond.' does not exist in items list', |
2318
|
|
|
0 |
2319
|
|
|
); |
2320
|
|
|
} |
2321
|
|
|
if ($debug) { |
2322
|
|
|
error_log( |
2323
|
|
|
'New LP - Found false item, the set is not true, return false', |
2324
|
|
|
0 |
2325
|
|
|
); |
2326
|
|
|
} |
2327
|
|
|
$mycond = false; |
2328
|
|
|
break; |
2329
|
|
|
} |
2330
|
|
|
} |
2331
|
|
|
} |
2332
|
|
|
if (!$mycond && empty($this->prereq_alert)) { |
2333
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2334
|
|
|
} |
2335
|
|
|
|
2336
|
|
|
return $mycond; |
2337
|
|
|
} |
2338
|
|
|
} else { |
2339
|
|
|
// Nothing found there either. Now return the |
2340
|
|
|
// value of the corresponding resource completion status. |
2341
|
|
|
if (isset($refs_list[$prereqs_string]) && |
2342
|
|
|
isset($items[$refs_list[$prereqs_string]]) |
2343
|
|
|
) { |
2344
|
|
|
/** @var learnpathItem $itemToCheck */ |
2345
|
|
|
$itemToCheck = $items[$refs_list[$prereqs_string]]; |
2346
|
|
|
|
2347
|
|
|
if ($itemToCheck->type === 'quiz' || $itemToCheck->type === 'h5p') { |
2348
|
|
|
// 1. Checking the status in current items. |
2349
|
|
|
$status = $itemToCheck->get_status(true); |
2350
|
|
|
$returnstatus = $status == $this->possible_status[2] || $status == $this->possible_status[3]; |
2351
|
|
|
|
2352
|
|
|
// Allow learnpath prerequisite on quiz to unblock if maximum attempt is reached |
2353
|
|
|
if (true === api_get_configuration_value('lp_prerequisit_on_quiz_unblock_if_max_attempt_reached')) { |
2354
|
|
|
$isQuizMaxAttemptReached = $this->isQuizMaxAttemptReached($items[$refs_list[$prereqs_string]]->path, $user_id, $courseId, $this->lp_id, $prereqs_string); |
2355
|
|
|
if ($isQuizMaxAttemptReached) { |
2356
|
|
|
$returnstatus = true; |
2357
|
|
|
} |
2358
|
|
|
} |
2359
|
|
|
if (!$returnstatus) { |
2360
|
|
|
$explanation = sprintf( |
2361
|
|
|
get_lang('ItemXBlocksThisElement'), |
2362
|
|
|
$itemToCheck->get_title() |
2363
|
|
|
); |
2364
|
|
|
$this->prereq_alert = $explanation; |
2365
|
|
|
} |
2366
|
|
|
|
2367
|
|
|
// For one and first attempt. |
2368
|
|
|
if ($this->prevent_reinit == 1) { |
2369
|
|
|
// 2. If is completed we check the results in the DB of the quiz. |
2370
|
|
|
if ($returnstatus) { |
2371
|
|
|
$checkLastScoreAttempt = api_get_configuration_value('lp_prerequisite_use_last_attempt_only'); |
2372
|
|
|
$orderBy = ($checkLastScoreAttempt ? 'ORDER BY exe_date DESC' : 'ORDER BY (exe_result/exe_weighting) DESC'); |
2373
|
|
|
$sql = 'SELECT exe_result, exe_weighting |
2374
|
|
|
FROM '.Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES).' |
2375
|
|
|
WHERE |
2376
|
|
|
exe_exo_id = '.$items[$refs_list[$prereqs_string]]->path.' AND |
2377
|
|
|
exe_user_id = '.$user_id.' AND |
2378
|
|
|
orig_lp_id = '.$this->lp_id.' AND |
2379
|
|
|
orig_lp_item_id = '.$prereqs_string.' AND |
2380
|
|
|
status <> "incomplete" AND |
2381
|
|
|
c_id = '.$courseId.' |
2382
|
|
|
'.$orderBy.' |
2383
|
|
|
LIMIT 0, 1'; |
2384
|
|
|
$rs_quiz = Database::query($sql); |
2385
|
|
|
if ($quiz = Database::fetch_array($rs_quiz)) { |
2386
|
|
|
/** @var learnpathItem $myItemToCheck */ |
2387
|
|
|
$myItemToCheck = $items[$refs_list[$this->get_id()]]; |
2388
|
|
|
$minScore = $myItemToCheck->getPrerequisiteMinScore(); |
2389
|
|
|
$maxScore = $myItemToCheck->getPrerequisiteMaxScore(); |
2390
|
|
|
|
2391
|
|
|
if (isset($minScore) && isset($minScore)) { |
2392
|
|
|
// Taking min/max prerequisites values see BT#5776 |
2393
|
|
|
if ($quiz['exe_result'] >= $minScore && |
2394
|
|
|
$quiz['exe_result'] <= $maxScore |
2395
|
|
|
) { |
2396
|
|
|
$returnstatus = true; |
2397
|
|
|
} else { |
2398
|
|
|
$explanation = sprintf( |
2399
|
|
|
get_lang('YourResultAtXBlocksThisElement'), |
2400
|
|
|
$itemToCheck->get_title() |
2401
|
|
|
); |
2402
|
|
|
$this->prereq_alert = $explanation; |
2403
|
|
|
$returnstatus = false; |
2404
|
|
|
} |
2405
|
|
|
} else { |
2406
|
|
|
// Classic way |
2407
|
|
|
if ($quiz['exe_result'] >= |
2408
|
|
|
$items[$refs_list[$prereqs_string]]->get_mastery_score() |
2409
|
|
|
) { |
2410
|
|
|
$returnstatus = true; |
2411
|
|
|
} else { |
2412
|
|
|
$explanation = sprintf( |
2413
|
|
|
get_lang('YourResultAtXBlocksThisElement'), |
2414
|
|
|
$itemToCheck->get_title() |
2415
|
|
|
); |
2416
|
|
|
$this->prereq_alert = $explanation; |
2417
|
|
|
$returnstatus = false; |
2418
|
|
|
} |
2419
|
|
|
} |
2420
|
|
|
} else { |
2421
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2422
|
|
|
$returnstatus = false; |
2423
|
|
|
} |
2424
|
|
|
} |
2425
|
|
|
} else { |
2426
|
|
|
// 3. For multiple attempts we check that there are minimum 1 item completed |
2427
|
|
|
// Checking in the database. |
2428
|
|
|
$sql = 'SELECT exe_result, exe_weighting |
2429
|
|
|
FROM '.Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES).' |
2430
|
|
|
WHERE |
2431
|
|
|
c_id = '.$courseId.' AND |
2432
|
|
|
exe_exo_id = '.$items[$refs_list[$prereqs_string]]->path.' AND |
2433
|
|
|
exe_user_id = '.$user_id.' AND |
2434
|
|
|
orig_lp_id = '.$this->lp_id.' AND |
2435
|
|
|
orig_lp_item_id = '.$prereqs_string; |
2436
|
|
|
|
2437
|
|
|
$rs_quiz = Database::query($sql); |
2438
|
|
|
if (Database::num_rows($rs_quiz) > 0) { |
2439
|
|
|
while ($quiz = Database::fetch_array($rs_quiz)) { |
2440
|
|
|
/** @var learnpathItem $myItemToCheck */ |
2441
|
|
|
$myItemToCheck = $items[$refs_list[$this->get_id()]]; |
2442
|
|
|
$minScore = $myItemToCheck->getPrerequisiteMinScore(); |
2443
|
|
|
$maxScore = $myItemToCheck->getPrerequisiteMaxScore(); |
2444
|
|
|
|
2445
|
|
|
if (empty($minScore)) { |
2446
|
|
|
// Try with mastery_score |
2447
|
|
|
$masteryScoreAsMin = $myItemToCheck->get_mastery_score(); |
2448
|
|
|
if (!empty($masteryScoreAsMin)) { |
2449
|
|
|
$minScore = $masteryScoreAsMin; |
2450
|
|
|
} |
2451
|
|
|
} |
2452
|
|
|
if (isset($minScore) && isset($minScore)) { |
2453
|
|
|
// Taking min/max prerequisites values see BT#5776 |
2454
|
|
|
if ($quiz['exe_result'] >= $minScore && |
2455
|
|
|
$quiz['exe_result'] <= $maxScore |
2456
|
|
|
) { |
2457
|
|
|
$returnstatus = true; |
2458
|
|
|
break; |
2459
|
|
|
} else { |
2460
|
|
|
$explanation = sprintf( |
2461
|
|
|
get_lang('YourResultAtXBlocksThisElement'), |
2462
|
|
|
$itemToCheck->get_title() |
2463
|
|
|
); |
2464
|
|
|
$this->prereq_alert = $explanation; |
2465
|
|
|
$returnstatus = false; |
2466
|
|
|
} |
2467
|
|
|
} else { |
2468
|
|
|
if ($quiz['exe_result'] >= |
2469
|
|
|
$items[$refs_list[$prereqs_string]]->get_mastery_score() |
2470
|
|
|
) { |
2471
|
|
|
$returnstatus = true; |
2472
|
|
|
break; |
2473
|
|
|
} else { |
2474
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2475
|
|
|
$returnstatus = false; |
2476
|
|
|
} |
2477
|
|
|
} |
2478
|
|
|
} |
2479
|
|
|
} else { |
2480
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2481
|
|
|
$returnstatus = false; |
2482
|
|
|
} |
2483
|
|
|
} |
2484
|
|
|
|
2485
|
|
|
if ($returnstatus === false) { |
2486
|
|
|
// Check results from another sessions. |
2487
|
|
|
$checkOtherSessions = api_get_configuration_value('validate_lp_prerequisite_from_other_session'); |
2488
|
|
|
if ($checkOtherSessions) { |
2489
|
|
|
$returnstatus = $this->getStatusFromOtherSessions( |
2490
|
|
|
$user_id, |
2491
|
|
|
$prereqs_string, |
2492
|
|
|
$refs_list |
2493
|
|
|
); |
2494
|
|
|
} |
2495
|
|
|
// Allow learnpath prerequisite on quiz to unblock if maximum attempt is reached |
2496
|
|
|
if (true === api_get_configuration_value('lp_prerequisit_on_quiz_unblock_if_max_attempt_reached')) { |
2497
|
|
|
$isQuizMaxAttemptReached = $this->isQuizMaxAttemptReached($items[$refs_list[$prereqs_string]]->path, $user_id, $courseId, $this->lp_id, $prereqs_string); |
2498
|
|
|
if ($isQuizMaxAttemptReached) { |
2499
|
|
|
$returnstatus = true; |
2500
|
|
|
} |
2501
|
|
|
} |
2502
|
|
|
} |
2503
|
|
|
|
2504
|
|
|
return $returnstatus; |
2505
|
|
|
} elseif ($itemToCheck->type === 'student_publication') { |
2506
|
|
|
require_once api_get_path(SYS_CODE_PATH).'work/work.lib.php'; |
2507
|
|
|
$workId = $items[$refs_list[$prereqs_string]]->path; |
2508
|
|
|
$count = get_work_count_by_student($user_id, $workId); |
2509
|
|
|
if ($count >= 1) { |
2510
|
|
|
$returnstatus = true; |
2511
|
|
|
} else { |
2512
|
|
|
$returnstatus = false; |
2513
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2514
|
|
|
} |
2515
|
|
|
|
2516
|
|
|
return $returnstatus; |
2517
|
|
|
} else { |
2518
|
|
|
$status = $itemToCheck->get_status(true); |
2519
|
|
|
if (self::DEBUG) { |
2520
|
|
|
error_log('Status:'.$status); |
2521
|
|
|
} |
2522
|
|
|
$returnstatus = $status == $this->possible_status[2] || $status == $this->possible_status[3]; |
2523
|
|
|
|
2524
|
|
|
// Check results from another sessions. |
2525
|
|
|
$checkOtherSessions = api_get_configuration_value('validate_lp_prerequisite_from_other_session'); |
2526
|
|
|
if ($checkOtherSessions && !$returnstatus) { |
2527
|
|
|
$returnstatus = $this->getStatusFromOtherSessions( |
2528
|
|
|
$user_id, |
2529
|
|
|
$prereqs_string, |
2530
|
|
|
$refs_list |
2531
|
|
|
); |
2532
|
|
|
} |
2533
|
|
|
|
2534
|
|
|
if (!$returnstatus) { |
2535
|
|
|
$explanation = sprintf( |
2536
|
|
|
get_lang('ItemXBlocksThisElement'), |
2537
|
|
|
$itemToCheck->get_title() |
2538
|
|
|
); |
2539
|
|
|
$this->prereq_alert = $explanation; |
2540
|
|
|
} |
2541
|
|
|
|
2542
|
|
|
$lp_item_view = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
2543
|
|
|
$lp_view = Database::get_course_table(TABLE_LP_VIEW); |
2544
|
|
|
|
2545
|
|
|
if ($returnstatus && $this->prevent_reinit == 1) { |
2546
|
|
|
$sql = "SELECT iid FROM $lp_view |
2547
|
|
|
WHERE |
2548
|
|
|
c_id = $courseId AND |
2549
|
|
|
user_id = $user_id AND |
2550
|
|
|
lp_id = $this->lp_id AND |
2551
|
|
|
session_id = $sessionId |
2552
|
|
|
LIMIT 0, 1"; |
2553
|
|
|
$rs_lp = Database::query($sql); |
2554
|
|
|
if (Database::num_rows($rs_lp)) { |
2555
|
|
|
$lp_id = Database::fetch_row($rs_lp); |
2556
|
|
|
$my_lp_id = $lp_id[0]; |
2557
|
|
|
|
2558
|
|
|
$sql = "SELECT status FROM $lp_item_view |
2559
|
|
|
WHERE |
2560
|
|
|
c_id = $courseId AND |
2561
|
|
|
lp_view_id = $my_lp_id AND |
2562
|
|
|
lp_item_id = $refs_list[$prereqs_string] |
2563
|
|
|
LIMIT 0, 1"; |
2564
|
|
|
$rs_lp = Database::query($sql); |
2565
|
|
|
$status_array = Database::fetch_row($rs_lp); |
2566
|
|
|
$status = $status_array[0]; |
2567
|
|
|
|
2568
|
|
|
$returnstatus = $status == $this->possible_status[2] || $status == $this->possible_status[3]; |
2569
|
|
|
if (!$returnstatus && empty($this->prereq_alert)) { |
2570
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2571
|
|
|
} |
2572
|
|
|
} |
2573
|
|
|
|
2574
|
|
|
if ($checkOtherSessions && $returnstatus === false) { |
2575
|
|
|
$returnstatus = $returnstatus = $this->getStatusFromOtherSessions( |
2576
|
|
|
$user_id, |
2577
|
|
|
$prereqs_string, |
2578
|
|
|
$refs_list |
2579
|
|
|
); |
2580
|
|
|
} |
2581
|
|
|
} |
2582
|
|
|
|
2583
|
|
|
return $returnstatus; |
2584
|
|
|
} |
2585
|
|
|
} |
2586
|
|
|
} |
2587
|
|
|
} |
2588
|
|
|
} |
2589
|
|
|
} |
2590
|
|
|
} |
2591
|
|
|
} else { |
2592
|
|
|
$list = explode("\|", $prereqs_string); |
2593
|
|
|
if (count($list) > 1) { |
2594
|
|
|
if (self::DEBUG > 1) { |
2595
|
|
|
error_log('New LP - Found OR, looking into it', 0); |
2596
|
|
|
} |
2597
|
|
|
$orstatus = false; |
2598
|
|
|
foreach ($list as $condition) { |
2599
|
|
|
if (self::DEBUG) { |
2600
|
|
|
error_log( |
2601
|
|
|
'New LP - Found OR, adding it ('.$condition.')', |
2602
|
|
|
0 |
2603
|
|
|
); |
2604
|
|
|
} |
2605
|
|
|
$orstatus = $orstatus || $this->parse_prereq( |
2606
|
|
|
$condition, |
2607
|
|
|
$items, |
2608
|
|
|
$refs_list, |
2609
|
|
|
$user_id |
2610
|
|
|
); |
2611
|
|
|
if ($orstatus) { |
2612
|
|
|
// Shortcircuit OR. |
2613
|
|
|
if (self::DEBUG > 1) { |
2614
|
|
|
error_log( |
2615
|
|
|
'New LP - One condition in OR was true, short-circuit', |
2616
|
|
|
0 |
2617
|
|
|
); |
2618
|
|
|
} |
2619
|
|
|
break; |
2620
|
|
|
} |
2621
|
|
|
} |
2622
|
|
|
if (!$orstatus && empty($this->prereq_alert)) { |
2623
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2624
|
|
|
} |
2625
|
|
|
|
2626
|
|
|
return $orstatus; |
2627
|
|
|
} else { |
2628
|
|
|
if (self::DEBUG > 1) { |
2629
|
|
|
error_log( |
2630
|
|
|
'New LP - OR was found but only one elem present !?', |
2631
|
|
|
0 |
2632
|
|
|
); |
2633
|
|
|
} |
2634
|
|
|
if (isset($items[$refs_list[$list[0]]])) { |
2635
|
|
|
$status = $items[$refs_list[$list[0]]]->get_status(true); |
2636
|
|
|
$returnstatus = $status == 'completed' || $status == 'passed'; |
2637
|
|
|
if (!$returnstatus && empty($this->prereq_alert)) { |
2638
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2639
|
|
|
} |
2640
|
|
|
|
2641
|
|
|
return $returnstatus; |
2642
|
|
|
} |
2643
|
|
|
} |
2644
|
|
|
} |
2645
|
|
|
if (empty($this->prereq_alert)) { |
2646
|
|
|
$this->prereq_alert = get_lang('LearnpathPrereqNotCompleted'); |
2647
|
|
|
} |
2648
|
|
|
|
2649
|
|
|
if (self::DEBUG > 1) { |
2650
|
|
|
error_log( |
2651
|
|
|
'New LP - End of parse_prereq. Error code is now '.$this->prereq_alert, |
2652
|
|
|
0 |
2653
|
|
|
); |
2654
|
|
|
} |
2655
|
|
|
|
2656
|
|
|
return false; |
2657
|
|
|
} |
2658
|
|
|
|
2659
|
|
|
/** |
2660
|
|
|
* Check if max quiz attempt is reached. |
2661
|
|
|
* |
2662
|
|
|
* @param $exerciseId |
2663
|
|
|
* @param $userId |
2664
|
|
|
* @param $courseId |
2665
|
|
|
* @param $lpId |
2666
|
|
|
* @param $lpItemId |
2667
|
|
|
* |
2668
|
|
|
* @return bool |
2669
|
|
|
*/ |
2670
|
|
|
public function isQuizMaxAttemptReached($exerciseId, $userId, $courseId, $lpId, $lpItemId) |
2671
|
|
|
{ |
2672
|
|
|
$objExercise = new Exercise(); |
2673
|
|
|
$objExercise->read($exerciseId); |
2674
|
|
|
$nbAttempts = $objExercise->selectAttempts(); |
2675
|
|
|
$countAttempts = Tracking::count_student_exercise_attempts( |
2676
|
|
|
$userId, |
2677
|
|
|
$courseId, |
2678
|
|
|
$exerciseId, |
2679
|
|
|
$lpId, |
2680
|
|
|
$lpItemId, |
2681
|
|
|
api_get_session_id() |
2682
|
|
|
); |
2683
|
|
|
|
2684
|
|
|
$isMaxAttemptReached = ($nbAttempts > 0 && $countAttempts >= $nbAttempts); |
2685
|
|
|
|
2686
|
|
|
return $isMaxAttemptReached; |
2687
|
|
|
} |
2688
|
|
|
|
2689
|
|
|
/** |
2690
|
|
|
* Reinits all local values as the learnpath is restarted. |
2691
|
|
|
* |
2692
|
|
|
* @return bool True on success, false otherwise |
2693
|
|
|
*/ |
2694
|
|
|
public function restart() |
2695
|
|
|
{ |
2696
|
|
|
if (self::DEBUG > 0) { |
2697
|
|
|
error_log('learnpathItem::restart()', 0); |
2698
|
|
|
} |
2699
|
|
|
$seriousGame = $this->get_seriousgame_mode(); |
2700
|
|
|
//For serious game : We reuse same attempt_id |
2701
|
|
|
if ($seriousGame == 1 && $this->type == 'sco') { |
2702
|
|
|
// If this is a sco, Chamilo can't update the time without an |
2703
|
|
|
// explicit scorm call |
2704
|
|
|
$this->current_start_time = 0; |
2705
|
|
|
$this->current_stop_time = 0; //Those 0 value have this effect |
2706
|
|
|
$this->last_scorm_session_time = 0; |
2707
|
|
|
$this->save(); |
2708
|
|
|
|
2709
|
|
|
return true; |
2710
|
|
|
} |
2711
|
|
|
|
2712
|
|
|
$this->save(); |
2713
|
|
|
|
2714
|
|
|
$allowed = $this->isRestartAllowed(); |
2715
|
|
|
if ($allowed === -1) { |
2716
|
|
|
// Nothing allowed, do nothing. |
2717
|
|
|
} elseif ($allowed === 1) { |
2718
|
|
|
// Restart as new attempt is allowed, record a new attempt. |
2719
|
|
|
$this->attempt_id = $this->attempt_id + 1; // Simply reuse the previous attempt_id. |
2720
|
|
|
$this->current_score = 0; |
2721
|
|
|
$this->current_start_time = 0; |
2722
|
|
|
$this->current_stop_time = 0; |
2723
|
|
|
$this->current_data = ''; |
2724
|
|
|
$this->status = $this->possible_status[0]; |
2725
|
|
|
$this->interactions_count = 0; |
2726
|
|
|
$this->interactions = []; |
2727
|
|
|
$this->objectives_count = 0; |
2728
|
|
|
$this->objectives = []; |
2729
|
|
|
$this->lesson_location = ''; |
2730
|
|
|
if ($this->type != TOOL_QUIZ || $this->type != TOOL_H5P) { |
2731
|
|
|
$this->write_to_db(); |
2732
|
|
|
} |
2733
|
|
|
} else { |
2734
|
|
|
// Restart current element is allowed (because it's not finished yet), |
2735
|
|
|
// reinit current. |
2736
|
|
|
//$this->current_score = 0; |
2737
|
|
|
$this->current_start_time = 0; |
2738
|
|
|
$this->current_stop_time = 0; |
2739
|
|
|
$this->interactions_count = $this->get_interactions_count(true); |
2740
|
|
|
} |
2741
|
|
|
|
2742
|
|
|
return true; |
2743
|
|
|
} |
2744
|
|
|
|
2745
|
|
|
/** |
2746
|
|
|
* Saves data in the database. |
2747
|
|
|
* |
2748
|
|
|
* @param bool $from_outside Save from URL params (1) or from object attributes (0) |
2749
|
|
|
* @param bool $prereqs_complete The results of a check on prerequisites for this item. |
2750
|
|
|
* True if prerequisites are completed, false otherwise. Defaults to false. Only used if not sco or au |
2751
|
|
|
* |
2752
|
|
|
* @return bool True on success, false on failure |
2753
|
|
|
*/ |
2754
|
|
|
public function save($from_outside = true, $prereqs_complete = false) |
2755
|
|
|
{ |
2756
|
|
|
$debug = self::DEBUG; |
2757
|
|
|
if ($debug) { |
2758
|
|
|
error_log('learnpathItem::save()'); |
2759
|
|
|
} |
2760
|
|
|
// First check if parameters passed via GET can be saved here |
2761
|
|
|
// in case it's a SCORM, we should get: |
2762
|
|
|
if ($this->type == 'sco' || $this->type == 'au') { |
2763
|
|
|
$status = $this->get_status(true); |
2764
|
|
|
if ($debug) { |
2765
|
|
|
error_log( |
2766
|
|
|
'learnpathItem::save() - SCORM save request received', |
2767
|
|
|
0 |
2768
|
|
|
); |
2769
|
|
|
} |
2770
|
|
|
// Get all new settings from the URL |
2771
|
|
|
if ($from_outside) { |
2772
|
|
|
if ($debug) { |
2773
|
|
|
error_log( |
2774
|
|
|
'learnpathItem::save() - Getting item data from outside', |
2775
|
|
|
0 |
2776
|
|
|
); |
2777
|
|
|
} |
2778
|
|
|
foreach ($_GET as $param => $value) { |
2779
|
|
|
switch ($param) { |
2780
|
|
|
case 'score': |
2781
|
|
|
$this->set_score($value); |
2782
|
|
|
if ($debug) { |
2783
|
|
|
error_log( |
2784
|
|
|
'learnpathItem::save() - setting score to '.$value, |
2785
|
|
|
0 |
2786
|
|
|
); |
2787
|
|
|
} |
2788
|
|
|
break; |
2789
|
|
|
case 'max': |
2790
|
|
|
$this->set_max_score($value); |
2791
|
|
|
if ($debug) { |
2792
|
|
|
error_log( |
2793
|
|
|
'learnpathItem::save() - setting view_max_score to '.$value, |
2794
|
|
|
0 |
2795
|
|
|
); |
2796
|
|
|
} |
2797
|
|
|
break; |
2798
|
|
|
case 'min': |
2799
|
|
|
$this->min_score = $value; |
2800
|
|
|
if ($debug) { |
2801
|
|
|
error_log( |
2802
|
|
|
'learnpathItem::save() - setting min_score to '.$value, |
2803
|
|
|
0 |
2804
|
|
|
); |
2805
|
|
|
} |
2806
|
|
|
break; |
2807
|
|
|
case 'lesson_status': |
2808
|
|
|
if (!empty($value)) { |
2809
|
|
|
if ($this->prevent_reinit == 1 && |
2810
|
|
|
$status != $this->possible_status[0] && // not attempted |
2811
|
|
|
$status != $this->possible_status[1] // incomplete |
2812
|
|
|
) { |
2813
|
|
|
// do nothing: status was already completed or similar and we don't want to allow the SCO to reinitialize |
2814
|
|
|
} else { |
2815
|
|
|
$this->set_status($value); |
2816
|
|
|
if ($debug) { |
2817
|
|
|
error_log( |
2818
|
|
|
'learnpathItem::save() - setting status to '.$value, |
2819
|
|
|
0 |
2820
|
|
|
); |
2821
|
|
|
} |
2822
|
|
|
} |
2823
|
|
|
} |
2824
|
|
|
break; |
2825
|
|
|
case 'time': |
2826
|
|
|
$this->set_time($value); |
2827
|
|
|
if ($debug) { |
2828
|
|
|
error_log( |
2829
|
|
|
'learnpathItem::save() - setting time to '.$value, |
2830
|
|
|
0 |
2831
|
|
|
); |
2832
|
|
|
} |
2833
|
|
|
break; |
2834
|
|
|
case 'suspend_data': |
2835
|
|
|
$this->current_data = $value; |
2836
|
|
|
if ($debug) { |
2837
|
|
|
error_log( |
2838
|
|
|
'learnpathItem::save() - setting suspend_data to '.$value, |
2839
|
|
|
0 |
2840
|
|
|
); |
2841
|
|
|
} |
2842
|
|
|
break; |
2843
|
|
|
case 'lesson_location': |
2844
|
|
|
$this->set_lesson_location($value); |
2845
|
|
|
if ($debug) { |
2846
|
|
|
error_log( |
2847
|
|
|
'learnpathItem::save() - setting lesson_location to '.$value, |
2848
|
|
|
0 |
2849
|
|
|
); |
2850
|
|
|
} |
2851
|
|
|
break; |
2852
|
|
|
case 'core_exit': |
2853
|
|
|
$this->set_core_exit($value); |
2854
|
|
|
if ($debug) { |
2855
|
|
|
error_log( |
2856
|
|
|
'learnpathItem::save() - setting core_exit to '.$value, |
2857
|
|
|
0 |
2858
|
|
|
); |
2859
|
|
|
} |
2860
|
|
|
break; |
2861
|
|
|
case 'interactions': |
2862
|
|
|
case 'objectives': |
2863
|
|
|
break; |
2864
|
|
|
default: |
2865
|
|
|
// Ignore. |
2866
|
|
|
break; |
2867
|
|
|
} |
2868
|
|
|
} |
2869
|
|
|
} else { |
2870
|
|
|
if ($debug) { |
2871
|
|
|
error_log( |
2872
|
|
|
'learnpathItem::save() - Using inside item status', |
2873
|
|
|
0 |
2874
|
|
|
); |
2875
|
|
|
} |
2876
|
|
|
// Do nothing, just let the local attributes be used. |
2877
|
|
|
} |
2878
|
|
|
} else { |
2879
|
|
|
// If not SCO, such messages should not be expected. |
2880
|
|
|
$type = strtolower($this->type); |
2881
|
|
|
if ($debug) { |
2882
|
|
|
error_log("type: $type"); |
2883
|
|
|
} |
2884
|
|
|
|
2885
|
|
|
if (!WhispeakAuthPlugin::isAllowedToSaveLpItem($this->iId)) { |
2886
|
|
|
return false; |
2887
|
|
|
} |
2888
|
|
|
|
2889
|
|
|
switch ($type) { |
2890
|
|
|
case 'asset': |
2891
|
|
|
if ($prereqs_complete) { |
2892
|
|
|
$this->set_status($this->possible_status[2]); |
2893
|
|
|
} |
2894
|
|
|
break; |
2895
|
|
|
case TOOL_HOTPOTATOES: |
2896
|
|
|
break; |
2897
|
|
|
case TOOL_H5P: |
2898
|
|
|
case TOOL_QUIZ: |
2899
|
|
|
return false; |
2900
|
|
|
break; |
|
|
|
|
2901
|
|
|
default: |
2902
|
|
|
// For now, everything that is not sco and not asset is set to |
2903
|
|
|
// completed when saved. |
2904
|
|
|
if ($prereqs_complete) { |
2905
|
|
|
$this->set_status($this->possible_status[2]); |
2906
|
|
|
} |
2907
|
|
|
break; |
2908
|
|
|
} |
2909
|
|
|
} |
2910
|
|
|
|
2911
|
|
|
if ($debug) { |
2912
|
|
|
error_log('End of learnpathItem::save() - Calling write_to_db() now'); |
2913
|
|
|
} |
2914
|
|
|
|
2915
|
|
|
return $this->write_to_db(); |
2916
|
|
|
} |
2917
|
|
|
|
2918
|
|
|
/** |
2919
|
|
|
* Sets the number of attempt_id to a given value. |
2920
|
|
|
* |
2921
|
|
|
* @param int $num The given value to set attempt_id to |
2922
|
|
|
* |
2923
|
|
|
* @return bool TRUE on success, FALSE otherwise |
2924
|
|
|
*/ |
2925
|
|
|
public function set_attempt_id($num) |
2926
|
|
|
{ |
2927
|
|
|
if ($num == strval(intval($num)) && $num >= 0) { |
2928
|
|
|
$this->attempt_id = $num; |
2929
|
|
|
|
2930
|
|
|
return true; |
2931
|
|
|
} |
2932
|
|
|
|
2933
|
|
|
return false; |
2934
|
|
|
} |
2935
|
|
|
|
2936
|
|
|
/** |
2937
|
|
|
* Sets the core_exit value to the one given. |
2938
|
|
|
* |
2939
|
|
|
* @return bool $value True (always) |
2940
|
|
|
*/ |
2941
|
|
|
public function set_core_exit($value) |
2942
|
|
|
{ |
2943
|
|
|
switch ($value) { |
2944
|
|
|
case '': |
2945
|
|
|
$this->core_exit = ''; |
2946
|
|
|
break; |
2947
|
|
|
case 'suspend': |
2948
|
|
|
$this->core_exit = 'suspend'; |
2949
|
|
|
break; |
2950
|
|
|
default: |
2951
|
|
|
$this->core_exit = 'none'; |
2952
|
|
|
break; |
2953
|
|
|
} |
2954
|
|
|
|
2955
|
|
|
return true; |
2956
|
|
|
} |
2957
|
|
|
|
2958
|
|
|
/** |
2959
|
|
|
* Sets the item's description. |
2960
|
|
|
* |
2961
|
|
|
* @param string $string Description |
2962
|
|
|
*/ |
2963
|
|
|
public function set_description($string = '') |
2964
|
|
|
{ |
2965
|
|
|
if (!empty($string)) { |
2966
|
|
|
$this->description = $string; |
2967
|
|
|
} |
2968
|
|
|
} |
2969
|
|
|
|
2970
|
|
|
/** |
2971
|
|
|
* Sets the lesson_location value. |
2972
|
|
|
* |
2973
|
|
|
* @param string $location lesson_location as provided by the SCO |
2974
|
|
|
* |
2975
|
|
|
* @return bool True on success, false otherwise |
2976
|
|
|
*/ |
2977
|
|
|
public function set_lesson_location($location) |
2978
|
|
|
{ |
2979
|
|
|
if (isset($location)) { |
2980
|
|
|
$this->lesson_location = $location; |
2981
|
|
|
|
2982
|
|
|
return true; |
2983
|
|
|
} |
2984
|
|
|
|
2985
|
|
|
return false; |
2986
|
|
|
} |
2987
|
|
|
|
2988
|
|
|
/** |
2989
|
|
|
* Sets the item's depth level in the LP tree (0 is at root). |
2990
|
|
|
* |
2991
|
|
|
* @param int $int Level |
2992
|
|
|
*/ |
2993
|
|
|
public function set_level($int = 0) |
2994
|
|
|
{ |
2995
|
|
|
$this->level = (int) $int; |
2996
|
|
|
} |
2997
|
|
|
|
2998
|
|
|
/** |
2999
|
|
|
* Sets the lp_view id this item view is registered to. |
3000
|
|
|
* |
3001
|
|
|
* @param int $lp_view_id lp_view DB ID |
3002
|
|
|
* @param int $courseId |
3003
|
|
|
* |
3004
|
|
|
* @return bool |
3005
|
|
|
* |
3006
|
|
|
* @todo //todo insert into lp_item_view if lp_view not exists |
3007
|
|
|
*/ |
3008
|
|
|
public function set_lp_view($lp_view_id, $courseId = null) |
3009
|
|
|
{ |
3010
|
|
|
$lp_view_id = (int) $lp_view_id; |
3011
|
|
|
$courseId = (int) $courseId; |
3012
|
|
|
|
3013
|
|
|
if (empty($courseId)) { |
3014
|
|
|
$courseId = api_get_course_int_id(); |
3015
|
|
|
} |
3016
|
|
|
|
3017
|
|
|
$lpItemId = $this->get_id(); |
3018
|
|
|
|
3019
|
|
|
if (empty($lpItemId)) { |
3020
|
|
|
return false; |
3021
|
|
|
} |
3022
|
|
|
|
3023
|
|
|
if (empty($lp_view_id)) { |
3024
|
|
|
return false; |
3025
|
|
|
} |
3026
|
|
|
|
3027
|
|
|
if (self::DEBUG > 0) { |
3028
|
|
|
error_log('learnpathItem::set_lp_view('.$lp_view_id.')', 0); |
3029
|
|
|
} |
3030
|
|
|
|
3031
|
|
|
$this->view_id = $lp_view_id; |
3032
|
|
|
|
3033
|
|
|
$item_view_table = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
3034
|
|
|
// Get the lp_item_view with the highest view_count. |
3035
|
|
|
$sql = "SELECT * FROM $item_view_table |
3036
|
|
|
WHERE |
3037
|
|
|
c_id = $courseId AND |
3038
|
|
|
lp_item_id = $lpItemId AND |
3039
|
|
|
lp_view_id = $lp_view_id |
3040
|
|
|
ORDER BY view_count DESC"; |
3041
|
|
|
|
3042
|
|
|
if (self::DEBUG > 2) { |
3043
|
|
|
error_log( |
3044
|
|
|
'learnpathItem::set_lp_view() - Querying lp_item_view: '.$sql, |
3045
|
|
|
0 |
3046
|
|
|
); |
3047
|
|
|
} |
3048
|
|
|
$res = Database::query($sql); |
3049
|
|
|
if (Database::num_rows($res) > 0) { |
3050
|
|
|
$row = Database::fetch_array($res); |
3051
|
|
|
$this->db_item_view_id = $row['iid']; |
3052
|
|
|
$this->attempt_id = $row['view_count']; |
3053
|
|
|
$this->current_score = $row['score']; |
3054
|
|
|
$this->current_data = $row['suspend_data']; |
3055
|
|
|
$this->view_max_score = $row['max_score']; |
3056
|
|
|
$this->status = $row['status']; |
3057
|
|
|
$this->current_start_time = $row['start_time']; |
3058
|
|
|
$this->current_stop_time = $this->current_start_time + $row['total_time']; |
3059
|
|
|
$this->lesson_location = $row['lesson_location']; |
3060
|
|
|
$this->core_exit = $row['core_exit']; |
3061
|
|
|
|
3062
|
|
|
if (self::DEBUG > 2) { |
3063
|
|
|
error_log( |
3064
|
|
|
'learnpathItem::set_lp_view() - Updated item object with database values', |
3065
|
|
|
0 |
3066
|
|
|
); |
3067
|
|
|
} |
3068
|
|
|
|
3069
|
|
|
// Now get the number of interactions for this little guy. |
3070
|
|
|
$table = Database::get_course_table(TABLE_LP_IV_INTERACTION); |
3071
|
|
|
$sql = "SELECT * FROM $table |
3072
|
|
|
WHERE |
3073
|
|
|
c_id = $courseId AND |
3074
|
|
|
lp_iv_id = '".$this->db_item_view_id."'"; |
3075
|
|
|
|
3076
|
|
|
$res = Database::query($sql); |
3077
|
|
|
if ($res !== false) { |
3078
|
|
|
$this->interactions_count = Database::num_rows($res); |
3079
|
|
|
} else { |
3080
|
|
|
$this->interactions_count = 0; |
3081
|
|
|
} |
3082
|
|
|
// Now get the number of objectives for this little guy. |
3083
|
|
|
$table = Database::get_course_table(TABLE_LP_IV_OBJECTIVE); |
3084
|
|
|
$sql = "SELECT * FROM $table |
3085
|
|
|
WHERE |
3086
|
|
|
c_id = $courseId AND |
3087
|
|
|
lp_iv_id = '".$this->db_item_view_id."'"; |
3088
|
|
|
|
3089
|
|
|
$this->objectives_count = 0; |
3090
|
|
|
$res = Database::query($sql); |
3091
|
|
|
if ($res !== false) { |
3092
|
|
|
$this->objectives_count = Database::num_rows($res); |
3093
|
|
|
} |
3094
|
|
|
} |
3095
|
|
|
|
3096
|
|
|
return true; |
3097
|
|
|
} |
3098
|
|
|
|
3099
|
|
|
/** |
3100
|
|
|
* Sets the path. |
3101
|
|
|
* |
3102
|
|
|
* @param string $string Path |
3103
|
|
|
*/ |
3104
|
|
|
public function set_path($string = '') |
3105
|
|
|
{ |
3106
|
|
|
if (!empty($string)) { |
3107
|
|
|
$this->path = $string; |
3108
|
|
|
} |
3109
|
|
|
} |
3110
|
|
|
|
3111
|
|
|
/** |
3112
|
|
|
* Sets the prevent_reinit attribute. |
3113
|
|
|
* This is based on the LP value and is set at creation time for |
3114
|
|
|
* each learnpathItem. It is a (bad?) way of avoiding |
3115
|
|
|
* a reference to the LP when saving an item. |
3116
|
|
|
* |
3117
|
|
|
* @param int 1 for "prevent", 0 for "don't prevent" |
|
|
|
|
3118
|
|
|
* saving freshened values (new "not attempted" status etc) |
3119
|
|
|
*/ |
3120
|
|
|
public function set_prevent_reinit($prevent) |
3121
|
|
|
{ |
3122
|
|
|
$this->prevent_reinit = 0; |
3123
|
|
|
if ($prevent) { |
3124
|
|
|
$this->prevent_reinit = 1; |
3125
|
|
|
} |
3126
|
|
|
} |
3127
|
|
|
|
3128
|
|
|
/** |
3129
|
|
|
* Sets the score value. If the mastery_score is set and the score reaches |
3130
|
|
|
* it, then set the status to 'passed'. |
3131
|
|
|
* |
3132
|
|
|
* @param float $score Score |
3133
|
|
|
* |
3134
|
|
|
* @return bool True on success, false otherwise |
3135
|
|
|
*/ |
3136
|
|
|
public function set_score($score) |
3137
|
|
|
{ |
3138
|
|
|
$debug = self::DEBUG; |
3139
|
|
|
if ($debug > 0) { |
3140
|
|
|
error_log('learnpathItem::set_score('.$score.')', 0); |
3141
|
|
|
} |
3142
|
|
|
if (($this->max_score <= 0 || $score <= $this->max_score) && ($score >= $this->min_score)) { |
3143
|
|
|
$this->current_score = $score; |
3144
|
|
|
$masteryScore = $this->get_mastery_score(); |
3145
|
|
|
$current_status = $this->get_status(false); |
3146
|
|
|
|
3147
|
|
|
// Fixes bug when SCORM doesn't send a mastery score even if they sent a score! |
3148
|
|
|
if ($masteryScore == -1) { |
3149
|
|
|
$masteryScore = $this->max_score; |
3150
|
|
|
} |
3151
|
|
|
|
3152
|
|
|
if ($debug > 0) { |
3153
|
|
|
error_log('get_mastery_score: '.$masteryScore); |
3154
|
|
|
error_log('current_status: '.$current_status); |
3155
|
|
|
error_log('current score : '.$this->current_score); |
3156
|
|
|
} |
3157
|
|
|
|
3158
|
|
|
// If mastery_score is set AND the current score reaches the mastery |
3159
|
|
|
// score AND the current status is different from 'completed', then |
3160
|
|
|
// set it to 'passed'. |
3161
|
|
|
/* |
3162
|
|
|
if ($master != -1 && $this->current_score >= $master && $current_status != $this->possible_status[2]) { |
3163
|
|
|
if ($debug > 0) error_log('Status changed to: '.$this->possible_status[3]); |
3164
|
|
|
$this->set_status($this->possible_status[3]); //passed |
3165
|
|
|
} elseif ($master != -1 && $this->current_score < $master) { |
3166
|
|
|
if ($debug > 0) error_log('Status changed to: '.$this->possible_status[4]); |
3167
|
|
|
$this->set_status($this->possible_status[4]); //failed |
3168
|
|
|
}*/ |
3169
|
|
|
return true; |
3170
|
|
|
} |
3171
|
|
|
|
3172
|
|
|
return false; |
3173
|
|
|
} |
3174
|
|
|
|
3175
|
|
|
/** |
3176
|
|
|
* Sets the maximum score for this item. |
3177
|
|
|
* |
3178
|
|
|
* @param int $score Maximum score - must be a decimal or an empty string |
3179
|
|
|
* |
3180
|
|
|
* @return bool True on success, false on error |
3181
|
|
|
*/ |
3182
|
|
|
public function set_max_score($score) |
3183
|
|
|
{ |
3184
|
|
|
if (is_int($score) || $score == '') { |
3185
|
|
|
$this->view_max_score = $score; |
3186
|
|
|
|
3187
|
|
|
return true; |
3188
|
|
|
} |
3189
|
|
|
|
3190
|
|
|
return false; |
3191
|
|
|
} |
3192
|
|
|
|
3193
|
|
|
/** |
3194
|
|
|
* Sets the status for this item. |
3195
|
|
|
* |
3196
|
|
|
* @param string $status Status - must be one of the values defined in $this->possible_status |
3197
|
|
|
* (this affects the status setting) |
3198
|
|
|
* |
3199
|
|
|
* @return bool True on success, false on error |
3200
|
|
|
*/ |
3201
|
|
|
public function set_status($status) |
3202
|
|
|
{ |
3203
|
|
|
if (self::DEBUG) { |
3204
|
|
|
error_log('learnpathItem::set_status('.$status.')'); |
3205
|
|
|
} |
3206
|
|
|
|
3207
|
|
|
$found = false; |
3208
|
|
|
foreach ($this->possible_status as $possible) { |
3209
|
|
|
if (preg_match('/^'.$possible.'$/i', $status)) { |
3210
|
|
|
$found = true; |
3211
|
|
|
} |
3212
|
|
|
} |
3213
|
|
|
|
3214
|
|
|
if ($found) { |
3215
|
|
|
$this->status = $status; |
3216
|
|
|
if (self::DEBUG) { |
3217
|
|
|
error_log( |
3218
|
|
|
'learnpathItem::set_status() - '. |
3219
|
|
|
'Updated object status of item '.$this->db_id. |
3220
|
|
|
' to '.$this->status |
3221
|
|
|
); |
3222
|
|
|
} |
3223
|
|
|
|
3224
|
|
|
return true; |
3225
|
|
|
} |
3226
|
|
|
|
3227
|
|
|
if (self::DEBUG) { |
3228
|
|
|
error_log('Setting status: '.$this->possible_status[0]); |
3229
|
|
|
} |
3230
|
|
|
|
3231
|
|
|
$this->status = $this->possible_status[0]; |
3232
|
|
|
|
3233
|
|
|
return false; |
3234
|
|
|
} |
3235
|
|
|
|
3236
|
|
|
/** |
3237
|
|
|
* Set the (indexing) terms for this learnpath item. |
3238
|
|
|
* |
3239
|
|
|
* @param string $terms Terms, as a comma-split list |
3240
|
|
|
* |
3241
|
|
|
* @return bool Always return true |
3242
|
|
|
*/ |
3243
|
|
|
public function set_terms($terms) |
3244
|
|
|
{ |
3245
|
|
|
global $charset; |
3246
|
|
|
$lp_item = Database::get_course_table(TABLE_LP_ITEM); |
3247
|
|
|
$a_terms = preg_split('/,/', $terms); |
3248
|
|
|
$i_terms = preg_split('/,/', $this->get_terms()); |
3249
|
|
|
foreach ($i_terms as $term) { |
3250
|
|
|
if (!in_array($term, $a_terms)) { |
3251
|
|
|
array_push($a_terms, $term); |
3252
|
|
|
} |
3253
|
|
|
} |
3254
|
|
|
$new_terms = $a_terms; |
3255
|
|
|
$new_terms_string = implode(',', $new_terms); |
3256
|
|
|
|
3257
|
|
|
// TODO: Validate csv string. |
3258
|
|
|
$terms = Database::escape_string(api_htmlentities($new_terms_string, ENT_QUOTES, $charset)); |
3259
|
|
|
$sql = "UPDATE $lp_item |
3260
|
|
|
SET terms = '$terms' |
3261
|
|
|
WHERE iid=".$this->get_id(); |
3262
|
|
|
Database::query($sql); |
3263
|
|
|
// Save it to search engine. |
3264
|
|
|
if (api_get_setting('search_enabled') == 'true') { |
3265
|
|
|
$di = new ChamiloIndexer(); |
3266
|
|
|
$di->update_terms($this->get_search_did(), $new_terms, 'T'); |
3267
|
|
|
} |
3268
|
|
|
|
3269
|
|
|
return true; |
3270
|
|
|
} |
3271
|
|
|
|
3272
|
|
|
/** |
3273
|
|
|
* Get the document ID from inside the text index database. |
3274
|
|
|
* |
3275
|
|
|
* @return int Search index database document ID |
3276
|
|
|
*/ |
3277
|
|
|
public function get_search_did() |
3278
|
|
|
{ |
3279
|
|
|
return $this->search_did; |
3280
|
|
|
} |
3281
|
|
|
|
3282
|
|
|
/** |
3283
|
|
|
* Sets the item viewing time in a usable form, given that SCORM packages |
3284
|
|
|
* often give it as 00:00:00.0000. |
3285
|
|
|
* |
3286
|
|
|
* @param string Time as given by SCORM |
3287
|
|
|
* @param string $format |
3288
|
|
|
*/ |
3289
|
|
|
public function set_time($scorm_time, $format = 'scorm') |
3290
|
|
|
{ |
3291
|
|
|
$debug = self::DEBUG; |
3292
|
|
|
if ($debug) { |
3293
|
|
|
error_log("learnpathItem::set_time($scorm_time, $format)"); |
3294
|
|
|
error_log("this->type: ".$this->type); |
3295
|
|
|
error_log("this->current_start_time: ".$this->current_start_time); |
3296
|
|
|
} |
3297
|
|
|
|
3298
|
|
|
if ($scorm_time == '0' && |
3299
|
|
|
$this->type != 'sco' && |
3300
|
|
|
$this->current_start_time != 0 |
3301
|
|
|
) { |
3302
|
|
|
$myTime = time() - $this->current_start_time; |
3303
|
|
|
if ($myTime > 0) { |
3304
|
|
|
$this->update_time($myTime); |
3305
|
|
|
if ($debug) { |
3306
|
|
|
error_log('found asset - set time to '.$myTime); |
3307
|
|
|
} |
3308
|
|
|
} else { |
3309
|
|
|
if ($debug) { |
3310
|
|
|
error_log('Time not set'); |
3311
|
|
|
} |
3312
|
|
|
} |
3313
|
|
|
} else { |
3314
|
|
|
switch ($format) { |
3315
|
|
|
case 'scorm': |
3316
|
|
|
$res = []; |
3317
|
|
|
if (preg_match( |
3318
|
|
|
'/^(\d{1,4}):(\d{2}):(\d{2})(\.\d{1,4})?/', |
3319
|
|
|
$scorm_time, |
3320
|
|
|
$res |
3321
|
|
|
) |
3322
|
|
|
) { |
3323
|
|
|
$hour = $res[1]; |
3324
|
|
|
$min = $res[2]; |
3325
|
|
|
$sec = $res[3]; |
3326
|
|
|
// Getting total number of seconds spent. |
3327
|
|
|
$totalSec = $hour * 3600 + $min * 60 + $sec; |
3328
|
|
|
if ($debug) { |
3329
|
|
|
error_log("totalSec : $totalSec"); |
3330
|
|
|
error_log("Now calling to scorm_update_time()"); |
3331
|
|
|
} |
3332
|
|
|
$this->scorm_update_time($totalSec); |
3333
|
|
|
} |
3334
|
|
|
break; |
3335
|
|
|
case 'int': |
3336
|
|
|
if ($debug) { |
3337
|
|
|
error_log("scorm_time = $scorm_time"); |
3338
|
|
|
error_log("Now calling to scorm_update_time()"); |
3339
|
|
|
} |
3340
|
|
|
$this->scorm_update_time($scorm_time); |
3341
|
|
|
break; |
3342
|
|
|
} |
3343
|
|
|
} |
3344
|
|
|
} |
3345
|
|
|
|
3346
|
|
|
/** |
3347
|
|
|
* Sets the item's title. |
3348
|
|
|
* |
3349
|
|
|
* @param string $string Title |
3350
|
|
|
*/ |
3351
|
|
|
public function set_title($string = '') |
3352
|
|
|
{ |
3353
|
|
|
if (!empty($string)) { |
3354
|
|
|
$this->title = $string; |
3355
|
|
|
} |
3356
|
|
|
} |
3357
|
|
|
|
3358
|
|
|
/** |
3359
|
|
|
* Sets the item's type. |
3360
|
|
|
* |
3361
|
|
|
* @param string $string Type |
3362
|
|
|
*/ |
3363
|
|
|
public function set_type($string = '') |
3364
|
|
|
{ |
3365
|
|
|
if (!empty($string)) { |
3366
|
|
|
$this->type = $string; |
3367
|
|
|
} |
3368
|
|
|
} |
3369
|
|
|
|
3370
|
|
|
/** |
3371
|
|
|
* Checks if the current status is part of the list of status given. |
3372
|
|
|
* |
3373
|
|
|
* @param array $list An array of status to check for. |
3374
|
|
|
* If the current status is one of the strings, return true |
3375
|
|
|
* |
3376
|
|
|
* @return bool True if the status was one of the given strings, |
3377
|
|
|
* false otherwise |
3378
|
|
|
*/ |
3379
|
|
|
public function status_is($list = []) |
3380
|
|
|
{ |
3381
|
|
|
if (self::DEBUG > 1) { |
3382
|
|
|
error_log( |
3383
|
|
|
'learnpathItem::status_is('.print_r( |
3384
|
|
|
$list, |
3385
|
|
|
true |
3386
|
|
|
).') on item '.$this->db_id, |
3387
|
|
|
0 |
3388
|
|
|
); |
3389
|
|
|
} |
3390
|
|
|
$currentStatus = $this->get_status(true); |
3391
|
|
|
if (empty($currentStatus)) { |
3392
|
|
|
return false; |
3393
|
|
|
} |
3394
|
|
|
$found = false; |
3395
|
|
|
foreach ($list as $status) { |
3396
|
|
|
if (preg_match('/^'.$status.'$/i', $currentStatus)) { |
3397
|
|
|
if (self::DEBUG > 2) { |
3398
|
|
|
error_log( |
3399
|
|
|
'New LP - learnpathItem::status_is() - Found status '. |
3400
|
|
|
$status.' corresponding to current status', |
3401
|
|
|
0 |
3402
|
|
|
); |
3403
|
|
|
} |
3404
|
|
|
$found = true; |
3405
|
|
|
|
3406
|
|
|
return $found; |
3407
|
|
|
} |
3408
|
|
|
} |
3409
|
|
|
if (self::DEBUG > 2) { |
3410
|
|
|
error_log( |
3411
|
|
|
'New LP - learnpathItem::status_is() - Status '. |
3412
|
|
|
$currentStatus.' did not match request', |
3413
|
|
|
0 |
3414
|
|
|
); |
3415
|
|
|
} |
3416
|
|
|
|
3417
|
|
|
return $found; |
3418
|
|
|
} |
3419
|
|
|
|
3420
|
|
|
/** |
3421
|
|
|
* Updates the time info according to the given session_time. |
3422
|
|
|
* |
3423
|
|
|
* @param int $totalSec Time in seconds |
3424
|
|
|
*/ |
3425
|
|
|
public function update_time($totalSec = 0) |
3426
|
|
|
{ |
3427
|
|
|
if (self::DEBUG > 0) { |
3428
|
|
|
error_log('learnpathItem::update_time('.$totalSec.')'); |
3429
|
|
|
} |
3430
|
|
|
if ($totalSec >= 0) { |
3431
|
|
|
// Getting start time from finish time. The only problem in the calculation is it might be |
3432
|
|
|
// modified by the scripts processing time. |
3433
|
|
|
$now = time(); |
3434
|
|
|
$start = $now - $totalSec; |
3435
|
|
|
$this->current_start_time = $start; |
3436
|
|
|
$this->current_stop_time = $now; |
3437
|
|
|
} |
3438
|
|
|
} |
3439
|
|
|
|
3440
|
|
|
/** |
3441
|
|
|
* Special scorm update time function. This function will update time |
3442
|
|
|
* directly into db for scorm objects. |
3443
|
|
|
* |
3444
|
|
|
* @param int $total_sec Total number of seconds |
3445
|
|
|
*/ |
3446
|
|
|
public function scorm_update_time($total_sec = 0) |
3447
|
|
|
{ |
3448
|
|
|
$debug = self::DEBUG; |
3449
|
|
|
if ($debug) { |
3450
|
|
|
error_log('learnpathItem::scorm_update_time()'); |
3451
|
|
|
error_log("total_sec: $total_sec"); |
3452
|
|
|
} |
3453
|
|
|
|
3454
|
|
|
// Step 1 : get actual total time stored in db |
3455
|
|
|
$item_view_table = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
3456
|
|
|
$courseId = $this->courseId; |
3457
|
|
|
|
3458
|
|
|
$sql = 'SELECT total_time, status |
3459
|
|
|
FROM '.$item_view_table.' |
3460
|
|
|
WHERE |
3461
|
|
|
c_id = '.$courseId.' AND |
3462
|
|
|
lp_item_id = "'.$this->db_id.'" AND |
3463
|
|
|
lp_view_id = "'.$this->view_id.'" AND |
3464
|
|
|
view_count = "'.$this->get_attempt_id().'"'; |
3465
|
|
|
$result = Database::query($sql); |
3466
|
|
|
$row = Database::fetch_array($result); |
3467
|
|
|
|
3468
|
|
|
if (!isset($row['total_time'])) { |
3469
|
|
|
$total_time = 0; |
3470
|
|
|
} else { |
3471
|
|
|
$total_time = $row['total_time']; |
3472
|
|
|
} |
3473
|
|
|
if ($debug) { |
3474
|
|
|
error_log("Original total_time: $total_time"); |
3475
|
|
|
} |
3476
|
|
|
|
3477
|
|
|
$lp_table = Database::get_course_table(TABLE_LP_MAIN); |
3478
|
|
|
$lp_id = (int) $this->lp_id; |
3479
|
|
|
$sql = "SELECT * FROM $lp_table WHERE iid = $lp_id"; |
3480
|
|
|
$res = Database::query($sql); |
3481
|
|
|
$accumulateScormTime = 'false'; |
3482
|
|
|
if (Database::num_rows($res) > 0) { |
3483
|
|
|
$row = Database::fetch_assoc($res); |
3484
|
|
|
$accumulateScormTime = $row['accumulate_scorm_time']; |
3485
|
|
|
} |
3486
|
|
|
|
3487
|
|
|
// Step 2.1 : if normal mode total_time = total_time + total_sec |
3488
|
|
|
if ($this->type == 'sco' && $accumulateScormTime != 0) { |
3489
|
|
|
if ($debug) { |
3490
|
|
|
error_log("accumulateScormTime is on. total_time modified: $total_time + $total_sec"); |
3491
|
|
|
} |
3492
|
|
|
$total_time += $total_sec; |
3493
|
|
|
} else { |
3494
|
|
|
// Step 2.2 : if not cumulative mode total_time = total_time - last_update + total_sec |
3495
|
|
|
$total_sec = $this->fixAbusiveTime($total_sec); |
3496
|
|
|
if ($debug) { |
3497
|
|
|
error_log("after fix abusive: $total_sec"); |
3498
|
|
|
error_log("total_time: $total_time"); |
3499
|
|
|
error_log("this->last_scorm_session_time: ".$this->last_scorm_session_time); |
3500
|
|
|
} |
3501
|
|
|
|
3502
|
|
|
$total_time = $total_time - $this->last_scorm_session_time + $total_sec; |
3503
|
|
|
$this->last_scorm_session_time = $total_sec; |
3504
|
|
|
|
3505
|
|
|
if ($total_time < 0) { |
3506
|
|
|
$total_time = $total_sec; |
3507
|
|
|
} |
3508
|
|
|
} |
3509
|
|
|
|
3510
|
|
|
if ($debug) { |
3511
|
|
|
error_log("accumulate_scorm_time: $accumulateScormTime"); |
3512
|
|
|
error_log("total_time modified: $total_time"); |
3513
|
|
|
} |
3514
|
|
|
|
3515
|
|
|
// Step 3 update db only if status != completed, passed, browsed or seriousgamemode not activated |
3516
|
|
|
// @todo complete |
3517
|
|
|
$case_completed = [ |
3518
|
|
|
'completed', |
3519
|
|
|
'passed', |
3520
|
|
|
'browsed', |
3521
|
|
|
'failed', |
3522
|
|
|
]; |
3523
|
|
|
|
3524
|
|
|
if ($this->seriousgame_mode != 1 || |
3525
|
|
|
!in_array($row['status'], $case_completed) |
3526
|
|
|
) { |
3527
|
|
|
$sql = "UPDATE $item_view_table |
3528
|
|
|
SET total_time = '$total_time' |
3529
|
|
|
WHERE |
3530
|
|
|
c_id = $courseId AND |
3531
|
|
|
lp_item_id = {$this->db_id} AND |
3532
|
|
|
lp_view_id = {$this->view_id} AND |
3533
|
|
|
view_count = {$this->get_attempt_id()}"; |
3534
|
|
|
if ($debug) { |
3535
|
|
|
error_log('-------------total_time updated ------------------------'); |
3536
|
|
|
error_log($sql); |
3537
|
|
|
error_log('-------------------------------------'); |
3538
|
|
|
} |
3539
|
|
|
Database::query($sql); |
3540
|
|
|
} |
3541
|
|
|
} |
3542
|
|
|
|
3543
|
|
|
/** |
3544
|
|
|
* Write objectives to DB. This method is separate from write_to_db() because otherwise |
3545
|
|
|
* objectives are lost as a side effect to AJAX and session concurrent access. |
3546
|
|
|
* |
3547
|
|
|
* @return bool True or false on error |
3548
|
|
|
*/ |
3549
|
|
|
public function write_objectives_to_db() |
3550
|
|
|
{ |
3551
|
|
|
if (self::DEBUG > 0) { |
3552
|
|
|
error_log('learnpathItem::write_objectives_to_db()', 0); |
3553
|
|
|
} |
3554
|
|
|
if (api_is_invitee()) { |
3555
|
|
|
// If the user is an invitee, we don't write anything to DB |
3556
|
|
|
return true; |
3557
|
|
|
} |
3558
|
|
|
$courseId = api_get_course_int_id(); |
3559
|
|
|
if (is_array($this->objectives) && count($this->objectives) > 0) { |
3560
|
|
|
// Save objectives. |
3561
|
|
|
$tbl = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
3562
|
|
|
$sql = "SELECT iid |
3563
|
|
|
FROM $tbl |
3564
|
|
|
WHERE |
3565
|
|
|
c_id = $courseId AND |
3566
|
|
|
lp_item_id = ".$this->db_id." AND |
3567
|
|
|
lp_view_id = ".$this->view_id." AND |
3568
|
|
|
view_count = ".$this->attempt_id; |
3569
|
|
|
$res = Database::query($sql); |
3570
|
|
|
if (Database::num_rows($res) > 0) { |
3571
|
|
|
$row = Database::fetch_array($res); |
3572
|
|
|
$lp_iv_id = $row[0]; |
3573
|
|
|
if (self::DEBUG > 2) { |
3574
|
|
|
error_log( |
3575
|
|
|
'learnpathItem::write_to_db() - Got item_view_id '. |
3576
|
|
|
$lp_iv_id.', now checking objectives ', |
3577
|
|
|
0 |
3578
|
|
|
); |
3579
|
|
|
} |
3580
|
|
|
foreach ($this->objectives as $index => $objective) { |
3581
|
|
|
$iva_table = Database::get_course_table( |
3582
|
|
|
TABLE_LP_IV_OBJECTIVE |
3583
|
|
|
); |
3584
|
|
|
$iva_sql = "SELECT iid FROM $iva_table |
3585
|
|
|
WHERE |
3586
|
|
|
c_id = $courseId AND |
3587
|
|
|
lp_iv_id = $lp_iv_id AND |
3588
|
|
|
objective_id = '".Database::escape_string($objective[0])."'"; |
3589
|
|
|
$iva_res = Database::query($iva_sql); |
3590
|
|
|
// id(0), type(1), time(2), weighting(3), |
3591
|
|
|
// correct_responses(4), student_response(5), |
3592
|
|
|
// result(6), latency(7) |
3593
|
|
|
if (Database::num_rows($iva_res) > 0) { |
3594
|
|
|
// Update (or don't). |
3595
|
|
|
$iva_row = Database::fetch_array($iva_res); |
3596
|
|
|
$iva_id = $iva_row[0]; |
3597
|
|
|
$ivau_sql = "UPDATE $iva_table ". |
3598
|
|
|
"SET objective_id = '".Database::escape_string($objective[0])."',". |
3599
|
|
|
"status = '".Database::escape_string($objective[1])."',". |
3600
|
|
|
"score_raw = '".Database::escape_string($objective[2])."',". |
3601
|
|
|
"score_min = '".Database::escape_string($objective[4])."',". |
3602
|
|
|
"score_max = '".Database::escape_string($objective[3])."' ". |
3603
|
|
|
"WHERE c_id = $courseId AND iid = $iva_id"; |
3604
|
|
|
Database::query($ivau_sql); |
3605
|
|
|
} else { |
3606
|
|
|
// Insert new one. |
3607
|
|
|
$params = [ |
3608
|
|
|
'c_id' => $courseId, |
3609
|
|
|
'lp_iv_id' => $lp_iv_id, |
3610
|
|
|
'order_id' => $index, |
3611
|
|
|
'objective_id' => $objective[0], |
3612
|
|
|
'status' => $objective[1], |
3613
|
|
|
'score_raw' => $objective[2], |
3614
|
|
|
'score_min' => $objective[4], |
3615
|
|
|
'score_max' => $objective[3], |
3616
|
|
|
]; |
3617
|
|
|
|
3618
|
|
|
$insertId = Database::insert($iva_table, $params); |
3619
|
|
|
if ($insertId) { |
3620
|
|
|
$sql = "UPDATE $iva_table SET id = iid |
3621
|
|
|
WHERE iid = $insertId"; |
3622
|
|
|
Database::query($sql); |
3623
|
|
|
} |
3624
|
|
|
} |
3625
|
|
|
} |
3626
|
|
|
} |
3627
|
|
|
} |
3628
|
|
|
} |
3629
|
|
|
|
3630
|
|
|
public function isLpItemsCompleted() |
3631
|
|
|
{ |
3632
|
|
|
$lp = new Learnpath(api_get_course_id(), $this->lp_id, api_get_user_id()); |
3633
|
|
|
$count = $lp->getTotalItemsCountWithoutDirs([TOOL_LP_FINAL_ITEM]); |
3634
|
|
|
$excludeFailedStatus = !(true === api_get_configuration_value('lp_prerequisit_on_quiz_unblock_if_max_attempt_reached')); |
3635
|
|
|
$completed = $lp->get_complete_items_count($excludeFailedStatus, [TOOL_LP_FINAL_ITEM]); |
3636
|
|
|
$isCompleted = ($count - $completed == 0); |
3637
|
|
|
|
3638
|
|
|
return $isCompleted; |
3639
|
|
|
} |
3640
|
|
|
|
3641
|
|
|
public function getLpFinalItem() |
3642
|
|
|
{ |
3643
|
|
|
$lp = new Learnpath(api_get_course_id(), $this->lp_id, api_get_user_id()); |
3644
|
|
|
|
3645
|
|
|
return $lp->getFinalItem(); |
3646
|
|
|
} |
3647
|
|
|
|
3648
|
|
|
/** |
3649
|
|
|
* Writes the current data to the database. |
3650
|
|
|
* |
3651
|
|
|
* @return bool Query result |
3652
|
|
|
*/ |
3653
|
|
|
public function write_to_db() |
3654
|
|
|
{ |
3655
|
|
|
$debug = self::DEBUG; |
3656
|
|
|
if ($debug) { |
3657
|
|
|
error_log('------------------------'); |
3658
|
|
|
error_log('learnpathItem::write_to_db()'); |
3659
|
|
|
} |
3660
|
|
|
|
3661
|
|
|
// Check the session visibility. |
3662
|
|
|
if (!api_is_allowed_to_session_edit()) { |
3663
|
|
|
if ($debug) { |
3664
|
|
|
error_log('return false api_is_allowed_to_session_edit'); |
3665
|
|
|
} |
3666
|
|
|
|
3667
|
|
|
return false; |
3668
|
|
|
} |
3669
|
|
|
|
3670
|
|
|
if (api_is_invitee()) { |
3671
|
|
|
if ($debug) { |
3672
|
|
|
error_log('api_is_invitee'); |
3673
|
|
|
} |
3674
|
|
|
// If the user is an invitee, we don't write anything to DB |
3675
|
|
|
return true; |
3676
|
|
|
} |
3677
|
|
|
|
3678
|
|
|
// Final item is checked when previous are completed. |
3679
|
|
|
if ($this->type == 'final_item') { |
3680
|
|
|
if ($debug) { |
3681
|
|
|
error_log('learnpathItem::write_to_db() , final item, so not updated.', 0); |
3682
|
|
|
} |
3683
|
|
|
|
3684
|
|
|
return false; |
3685
|
|
|
} |
3686
|
|
|
|
3687
|
|
|
$courseId = api_get_course_int_id(); |
3688
|
|
|
$mode = $this->get_lesson_mode(); |
3689
|
|
|
$credit = $this->get_credit(); |
3690
|
|
|
$total_time = ' '; |
3691
|
|
|
$my_status = ' '; |
3692
|
|
|
|
3693
|
|
|
$item_view_table = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
3694
|
|
|
$sql = 'SELECT status, total_time |
3695
|
|
|
FROM '.$item_view_table.' |
3696
|
|
|
WHERE |
3697
|
|
|
c_id = '.$courseId.' AND |
3698
|
|
|
lp_item_id="'.$this->db_id.'" AND |
3699
|
|
|
lp_view_id="'.$this->view_id.'" AND |
3700
|
|
|
view_count="'.$this->get_attempt_id().'" '; |
3701
|
|
|
$rs_verified = Database::query($sql); |
3702
|
|
|
$row_verified = Database::fetch_array($rs_verified); |
3703
|
|
|
|
3704
|
|
|
$oldTotalTime = $row_verified['total_time']; |
3705
|
|
|
$this->oldTotalTime = $oldTotalTime; |
3706
|
|
|
$inserted = false; |
3707
|
|
|
|
3708
|
|
|
if ( |
3709
|
|
|
$this->type === 'sco' && |
3710
|
|
|
($credit === 'no-credit' || $mode === 'review' || $mode === 'browse') && |
3711
|
|
|
$this->seriousgame_mode != 1 |
3712
|
|
|
) { |
3713
|
|
|
if ($debug) { |
3714
|
|
|
error_log( |
3715
|
|
|
"This info shouldn't be saved as the credit or lesson mode info prevent it" |
3716
|
|
|
); |
3717
|
|
|
error_log( |
3718
|
|
|
'learnpathItem::write_to_db() - credit('.$credit.') or'. |
3719
|
|
|
' lesson_mode('.$mode.') prevent recording!', |
3720
|
|
|
0 |
3721
|
|
|
); |
3722
|
|
|
} |
3723
|
|
|
} else { |
3724
|
|
|
// Check the row exists. |
3725
|
|
|
// This a special case for multiple attempts and Chamilo exercises. |
3726
|
|
|
if (($this->type === 'quiz' || $this->type === 'h5p') && |
3727
|
|
|
$this->get_prevent_reinit() == 0 && |
3728
|
|
|
$this->get_status() === 'completed' |
3729
|
|
|
) { |
3730
|
|
|
// We force the item to be restarted. |
3731
|
|
|
$this->restart(); |
3732
|
|
|
$params = [ |
3733
|
|
|
"c_id" => $courseId, |
3734
|
|
|
"total_time" => $this->get_total_time(), |
3735
|
|
|
"start_time" => $this->current_start_time, |
3736
|
|
|
"score" => $this->get_score(), |
3737
|
|
|
"status" => $this->get_status(false), |
3738
|
|
|
"max_score" => $this->get_max(), |
3739
|
|
|
"lp_item_id" => $this->db_id, |
3740
|
|
|
"lp_view_id" => $this->view_id, |
3741
|
|
|
"view_count" => $this->get_attempt_id(), |
3742
|
|
|
"suspend_data" => $this->current_data, |
3743
|
|
|
//"max_time_allowed" => , |
3744
|
|
|
"lesson_location" => $this->lesson_location, |
3745
|
|
|
]; |
3746
|
|
|
if ($debug) { |
3747
|
|
|
error_log( |
3748
|
|
|
'learnpathItem::write_to_db() - Inserting into item_view forced: '.print_r($params, 1), |
3749
|
|
|
0 |
3750
|
|
|
); |
3751
|
|
|
} |
3752
|
|
|
$this->db_item_view_id = Database::insert($item_view_table, $params); |
3753
|
|
|
if ($this->db_item_view_id) { |
3754
|
|
|
$sql = "UPDATE $item_view_table SET id = iid |
3755
|
|
|
WHERE iid = ".$this->db_item_view_id; |
3756
|
|
|
Database::query($sql); |
3757
|
|
|
$inserted = true; |
3758
|
|
|
} |
3759
|
|
|
} |
3760
|
|
|
|
3761
|
|
|
$item_view_table = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
3762
|
|
|
$sql = "SELECT * FROM $item_view_table |
3763
|
|
|
WHERE |
3764
|
|
|
c_id = $courseId AND |
3765
|
|
|
lp_item_id = ".$this->db_id." AND |
3766
|
|
|
lp_view_id = ".$this->view_id." AND |
3767
|
|
|
view_count = ".$this->get_attempt_id(); |
3768
|
|
|
if ($debug) { |
3769
|
|
|
error_log('learnpathItem::write_to_db() - Querying item_view: '.$sql); |
3770
|
|
|
} |
3771
|
|
|
|
3772
|
|
|
$check_res = Database::query($sql); |
3773
|
|
|
// Depending on what we want (really), we'll update or insert a new row |
3774
|
|
|
// now save into DB. |
3775
|
|
|
if (!$inserted && Database::num_rows($check_res) < 1) { |
3776
|
|
|
$params = [ |
3777
|
|
|
"c_id" => $courseId, |
3778
|
|
|
"total_time" => $this->get_total_time(), |
3779
|
|
|
"start_time" => $this->current_start_time, |
3780
|
|
|
"score" => $this->get_score(), |
3781
|
|
|
"status" => $this->get_status(false), |
3782
|
|
|
"max_score" => $this->get_max(), |
3783
|
|
|
"lp_item_id" => $this->db_id, |
3784
|
|
|
"lp_view_id" => $this->view_id, |
3785
|
|
|
"view_count" => $this->get_attempt_id(), |
3786
|
|
|
"suspend_data" => $this->current_data, |
3787
|
|
|
//"max_time_allowed" => ,$this->get_max_time_allowed() |
3788
|
|
|
"lesson_location" => $this->lesson_location, |
3789
|
|
|
]; |
3790
|
|
|
|
3791
|
|
|
if ($debug) { |
3792
|
|
|
error_log( |
3793
|
|
|
'learnpathItem::write_to_db() - Inserting into item_view forced: '.print_r($params, 1), |
3794
|
|
|
0 |
3795
|
|
|
); |
3796
|
|
|
} |
3797
|
|
|
|
3798
|
|
|
$this->db_item_view_id = Database::insert($item_view_table, $params); |
3799
|
|
|
if ($this->db_item_view_id) { |
3800
|
|
|
$sql = "UPDATE $item_view_table SET id = iid |
3801
|
|
|
WHERE iid = ".$this->db_item_view_id; |
3802
|
|
|
Database::query($sql); |
3803
|
|
|
} |
3804
|
|
|
} else { |
3805
|
|
|
if ($debug) { |
3806
|
|
|
error_log('item is: '.$this->type); |
3807
|
|
|
} |
3808
|
|
|
if ($this->type === 'hotpotatoes') { |
3809
|
|
|
$params = [ |
3810
|
|
|
'total_time' => $this->get_total_time(), |
3811
|
|
|
'start_time' => $this->get_current_start_time(), |
3812
|
|
|
'score' => $this->get_score(), |
3813
|
|
|
'status' => $this->get_status(false), |
3814
|
|
|
'max_score' => $this->get_max(), |
3815
|
|
|
'suspend_data' => $this->current_data, |
3816
|
|
|
'lesson_location' => $this->lesson_location, |
3817
|
|
|
]; |
3818
|
|
|
$where = [ |
3819
|
|
|
'c_id = ? AND lp_item_id = ? AND lp_view_id = ? AND view_count = ?' => [ |
3820
|
|
|
$courseId, |
3821
|
|
|
$this->db_id, |
3822
|
|
|
$this->view_id, |
3823
|
|
|
$this->get_attempt_id(), |
3824
|
|
|
], |
3825
|
|
|
]; |
3826
|
|
|
Database::update($item_view_table, $params, $where); |
3827
|
|
|
} else { |
3828
|
|
|
// For all other content types... |
3829
|
|
|
if ($this->type === 'quiz' || $this->type === 'h5p') { |
3830
|
|
|
$my_status = ' '; |
3831
|
|
|
$total_time = ' '; |
3832
|
|
|
if (!empty($_REQUEST['exeId'])) { |
3833
|
|
|
$table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES); |
3834
|
|
|
$exeId = (int) $_REQUEST['exeId']; |
3835
|
|
|
$sql = "SELECT exe_duration |
3836
|
|
|
FROM $table |
3837
|
|
|
WHERE exe_id = $exeId"; |
3838
|
|
|
$res = Database::query($sql); |
3839
|
|
|
$exeRow = Database::fetch_array($res); |
3840
|
|
|
$duration = $exeRow['exe_duration']; |
3841
|
|
|
$total_time = " total_time = ".$duration.", "; |
3842
|
|
|
if ($debug) { |
3843
|
|
|
error_log("quiz: $total_time"); |
3844
|
|
|
} |
3845
|
|
|
} |
3846
|
|
|
} else { |
3847
|
|
|
$my_type_lp = learnpath::get_type_static($this->lp_id); |
3848
|
|
|
if ($debug) { |
3849
|
|
|
error_log('get_type_static: '.$my_type_lp); |
3850
|
|
|
} |
3851
|
|
|
|
3852
|
|
|
// This is an array containing values equivalent to a finished state |
3853
|
|
|
$case_completed = [ |
3854
|
|
|
'completed', |
3855
|
|
|
'passed', |
3856
|
|
|
'browsed', |
3857
|
|
|
'failed', |
3858
|
|
|
]; |
3859
|
|
|
|
3860
|
|
|
// Is not multiple attempts |
3861
|
|
|
if ($this->seriousgame_mode == 1 && $this->type === 'sco') { |
3862
|
|
|
$total_time = " total_time = total_time +".$this->get_total_time().", "; |
3863
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
3864
|
|
|
} elseif ($this->get_prevent_reinit() == 1) { |
3865
|
|
|
// Process of status verified into data base. |
3866
|
|
|
$sql = 'SELECT status FROM '.$item_view_table.' |
3867
|
|
|
WHERE |
3868
|
|
|
c_id = '.$courseId.' AND |
3869
|
|
|
lp_item_id="'.$this->db_id.'" AND |
3870
|
|
|
lp_view_id="'.$this->view_id.'" AND |
3871
|
|
|
view_count="'.$this->get_attempt_id().'" |
3872
|
|
|
'; |
3873
|
|
|
$rs_verified = Database::query($sql); |
3874
|
|
|
$row_verified = Database::fetch_array($rs_verified, 'ASSOC'); |
3875
|
|
|
|
3876
|
|
|
if ($debug) { |
3877
|
|
|
error_log("Query: $sql"); |
3878
|
|
|
error_log("With result: ".print_r($row_verified, 1)); |
3879
|
|
|
} |
3880
|
|
|
|
3881
|
|
|
// Get type lp: 1 = Chamilo and 2 = Scorm. |
3882
|
|
|
// If not is completed or passed or browsed and learning path is scorm. |
3883
|
|
|
if (!in_array($this->get_status(false), $case_completed) && |
3884
|
|
|
2 == $my_type_lp |
3885
|
|
|
) { |
3886
|
|
|
$total_time = " total_time = total_time +".$this->get_total_time().", "; |
3887
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
3888
|
|
|
if ($debug) { |
3889
|
|
|
error_log("get_prevent_reinit = 1 time changed: $total_time"); |
3890
|
|
|
} |
3891
|
|
|
} else { |
3892
|
|
|
// Verified into database. |
3893
|
|
|
if (2 == $my_type_lp && |
3894
|
|
|
!in_array($row_verified['status'], $case_completed) |
3895
|
|
|
) { |
3896
|
|
|
$total_time = " total_time = total_time +".$this->get_total_time().", "; |
3897
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
3898
|
|
|
if ($debug) { |
3899
|
|
|
error_log("total_time time changed case 1: $total_time"); |
3900
|
|
|
} |
3901
|
|
|
} elseif (2 == $my_type_lp && |
3902
|
|
|
$this->type != 'sco' && |
3903
|
|
|
in_array($row_verified['status'], $case_completed) |
3904
|
|
|
) { |
3905
|
|
|
$total_time = " total_time = total_time +".$this->get_total_time().", "; |
3906
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
3907
|
|
|
if ($debug) { |
3908
|
|
|
error_log("total_time time changed case 2: $total_time"); |
3909
|
|
|
} |
3910
|
|
|
} else { |
3911
|
|
|
if (($my_type_lp == 3 && $this->type == 'au') || |
3912
|
|
|
($my_type_lp == 1 && $this->type != 'dir')) { |
3913
|
|
|
// Is AICC or Chamilo LP |
3914
|
|
|
$total_time = " total_time = total_time + ".$this->get_total_time().", "; |
3915
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
3916
|
|
|
if ($debug) { |
3917
|
|
|
error_log("total_time time changed case 3: $total_time"); |
3918
|
|
|
} |
3919
|
|
|
} |
3920
|
|
|
} |
3921
|
|
|
} |
3922
|
|
|
} else { |
3923
|
|
|
// Multiple attempts are allowed. |
3924
|
|
|
if (in_array($this->get_status(false), $case_completed) && $my_type_lp == 2) { |
3925
|
|
|
// Reset zero new attempt ? |
3926
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
3927
|
|
|
if ($debug) { |
3928
|
|
|
error_log("total_time time changed Multiple attempt case 1: $total_time"); |
3929
|
|
|
} |
3930
|
|
|
} elseif (!in_array($this->get_status(false), $case_completed) && $my_type_lp == 2) { |
3931
|
|
|
$total_time = " total_time = ".$this->get_total_time().", "; |
3932
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
3933
|
|
|
if ($debug) { |
3934
|
|
|
error_log("total_time time changed Multiple attempt case 2: $total_time"); |
3935
|
|
|
} |
3936
|
|
|
} else { |
3937
|
|
|
// It is chamilo LP. |
3938
|
|
|
$total_time = " total_time = total_time +".$this->get_total_time().", "; |
3939
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
3940
|
|
|
if ($debug) { |
3941
|
|
|
error_log("total_time time changed Multiple attempt case 3: $total_time"); |
3942
|
|
|
} |
3943
|
|
|
} |
3944
|
|
|
|
3945
|
|
|
// This code line fixes the problem of wrong status. |
3946
|
|
|
if ($my_type_lp == 2) { |
3947
|
|
|
// Verify current status in multiples attempts. |
3948
|
|
|
$sql = 'SELECT status FROM '.$item_view_table.' |
3949
|
|
|
WHERE |
3950
|
|
|
c_id = '.$courseId.' AND |
3951
|
|
|
lp_item_id="'.$this->db_id.'" AND |
3952
|
|
|
lp_view_id="'.$this->view_id.'" AND |
3953
|
|
|
view_count="'.$this->get_attempt_id().'" '; |
3954
|
|
|
$rs_status = Database::query($sql); |
3955
|
|
|
if ($debug) { |
3956
|
|
|
error_log("Query: $sql"); |
3957
|
|
|
error_log("With result: ".print_r($rs_status, 1)); |
3958
|
|
|
} |
3959
|
|
|
|
3960
|
|
|
$current_status = Database::result($rs_status, 0, 'status'); |
3961
|
|
|
if (in_array($current_status, $case_completed)) { |
3962
|
|
|
$my_status = ''; |
3963
|
|
|
$total_time = ''; |
3964
|
|
|
} else { |
3965
|
|
|
$total_time = " total_time = total_time + ".$this->get_total_time().", "; |
3966
|
|
|
} |
3967
|
|
|
|
3968
|
|
|
if ($debug) { |
3969
|
|
|
error_log("total_time time my_type_lp: $total_time"); |
3970
|
|
|
} |
3971
|
|
|
} |
3972
|
|
|
} |
3973
|
|
|
} |
3974
|
|
|
|
3975
|
|
|
if ($this->type === 'sco') { |
3976
|
|
|
//IF scorm scorm_update_time has already updated total_time in db |
3977
|
|
|
//" . //start_time = ".$this->get_current_start_time().", " . //scorm_init_time does it |
3978
|
|
|
////" max_time_allowed = '".$this->get_max_time_allowed()."'," . |
3979
|
|
|
$sql = "UPDATE $item_view_table SET |
3980
|
|
|
score = ".$this->get_score().", |
3981
|
|
|
$my_status |
3982
|
|
|
max_score = '".$this->get_max()."', |
3983
|
|
|
suspend_data = '".Database::escape_string($this->current_data)."', |
3984
|
|
|
lesson_location = '".$this->lesson_location."' |
3985
|
|
|
WHERE |
3986
|
|
|
c_id = $courseId AND |
3987
|
|
|
lp_item_id = ".$this->db_id." AND |
3988
|
|
|
lp_view_id = ".$this->view_id." AND |
3989
|
|
|
view_count = ".$this->get_attempt_id(); |
3990
|
|
|
} else { |
3991
|
|
|
//" max_time_allowed = '".$this->get_max_time_allowed()."'," . |
3992
|
|
|
$sql = "UPDATE $item_view_table SET |
3993
|
|
|
$total_time |
3994
|
|
|
start_time = ".$this->get_current_start_time().", |
3995
|
|
|
score = ".$this->get_score().", |
3996
|
|
|
$my_status |
3997
|
|
|
max_score = '".$this->get_max()."', |
3998
|
|
|
suspend_data = '".Database::escape_string($this->current_data)."', |
3999
|
|
|
lesson_location = '".$this->lesson_location."' |
4000
|
|
|
WHERE |
4001
|
|
|
c_id = $courseId AND |
4002
|
|
|
lp_item_id = ".$this->db_id." AND |
4003
|
|
|
lp_view_id = ".$this->view_id." AND |
4004
|
|
|
view_count = ".$this->get_attempt_id(); |
4005
|
|
|
} |
4006
|
|
|
$this->current_start_time = time(); |
4007
|
|
|
} |
4008
|
|
|
if ($debug) { |
4009
|
|
|
error_log('-------------------------------------------'); |
4010
|
|
|
error_log('learnpathItem::write_to_db() - Updating item_view:'); |
4011
|
|
|
error_log($sql); |
4012
|
|
|
error_log('-------------------------------------------'); |
4013
|
|
|
} |
4014
|
|
|
Database::query($sql); |
4015
|
|
|
} |
4016
|
|
|
|
4017
|
|
|
if (is_array($this->interactions) && |
4018
|
|
|
count($this->interactions) > 0 |
4019
|
|
|
) { |
4020
|
|
|
// Save interactions. |
4021
|
|
|
$tbl = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
4022
|
|
|
$sql = "SELECT iid FROM $tbl |
4023
|
|
|
WHERE |
4024
|
|
|
c_id = $courseId AND |
4025
|
|
|
lp_item_id = ".$this->db_id." AND |
4026
|
|
|
lp_view_id = ".$this->view_id." AND |
4027
|
|
|
view_count = ".$this->get_attempt_id(); |
4028
|
|
|
$res = Database::query($sql); |
4029
|
|
|
if (Database::num_rows($res) > 0) { |
4030
|
|
|
$row = Database::fetch_array($res); |
4031
|
|
|
$lp_iv_id = $row[0]; |
4032
|
|
|
if ($debug) { |
4033
|
|
|
error_log( |
4034
|
|
|
'learnpathItem::write_to_db() - Got item_view_id '. |
4035
|
|
|
$lp_iv_id.', now checking interactions ', |
4036
|
|
|
0 |
4037
|
|
|
); |
4038
|
|
|
} |
4039
|
|
|
foreach ($this->interactions as $index => $interaction) { |
4040
|
|
|
$correct_resp = ''; |
4041
|
|
|
if (is_array($interaction[4]) && !empty($interaction[4][0])) { |
4042
|
|
|
foreach ($interaction[4] as $resp) { |
4043
|
|
|
$correct_resp .= $resp.','; |
4044
|
|
|
} |
4045
|
|
|
$correct_resp = substr( |
4046
|
|
|
$correct_resp, |
4047
|
|
|
0, |
4048
|
|
|
strlen($correct_resp) - 1 |
4049
|
|
|
); |
4050
|
|
|
} |
4051
|
|
|
$iva_table = Database::get_course_table( |
4052
|
|
|
TABLE_LP_IV_INTERACTION |
4053
|
|
|
); |
4054
|
|
|
|
4055
|
|
|
//also check for the interaction ID as it must be unique for this SCO view |
4056
|
|
|
$iva_sql = "SELECT iid FROM $iva_table |
4057
|
|
|
WHERE |
4058
|
|
|
c_id = $courseId AND |
4059
|
|
|
lp_iv_id = $lp_iv_id AND |
4060
|
|
|
( |
4061
|
|
|
order_id = $index OR |
4062
|
|
|
interaction_id = '".Database::escape_string($interaction[0])."' |
4063
|
|
|
) |
4064
|
|
|
"; |
4065
|
|
|
$iva_res = Database::query($iva_sql); |
4066
|
|
|
|
4067
|
|
|
$interaction[0] = isset($interaction[0]) ? $interaction[0] : ''; |
4068
|
|
|
$interaction[1] = isset($interaction[1]) ? $interaction[1] : ''; |
4069
|
|
|
$interaction[2] = isset($interaction[2]) ? $interaction[2] : ''; |
4070
|
|
|
$interaction[3] = isset($interaction[3]) ? $interaction[3] : ''; |
4071
|
|
|
$interaction[4] = isset($interaction[4]) ? $interaction[4] : ''; |
4072
|
|
|
$interaction[5] = isset($interaction[5]) ? $interaction[5] : ''; |
4073
|
|
|
$interaction[6] = isset($interaction[6]) ? $interaction[6] : ''; |
4074
|
|
|
$interaction[7] = isset($interaction[7]) ? $interaction[7] : ''; |
4075
|
|
|
|
4076
|
|
|
// id(0), type(1), time(2), weighting(3), correct_responses(4), student_response(5), result(6), latency(7) |
4077
|
|
|
if (Database::num_rows($iva_res) > 0) { |
4078
|
|
|
// Update (or don't). |
4079
|
|
|
$iva_row = Database::fetch_array($iva_res); |
4080
|
|
|
$iva_id = $iva_row[0]; |
4081
|
|
|
// Insert new one. |
4082
|
|
|
$params = [ |
4083
|
|
|
'interaction_id' => $interaction[0], |
4084
|
|
|
'interaction_type' => $interaction[1], |
4085
|
|
|
'weighting' => $interaction[3], |
4086
|
|
|
'completion_time' => $interaction[2], |
4087
|
|
|
'correct_responses' => $correct_resp, |
4088
|
|
|
'student_response' => $interaction[5], |
4089
|
|
|
'result' => $interaction[6], |
4090
|
|
|
'latency' => $interaction[7], |
4091
|
|
|
]; |
4092
|
|
|
Database::update( |
4093
|
|
|
$iva_table, |
4094
|
|
|
$params, |
4095
|
|
|
[ |
4096
|
|
|
'c_id = ? AND iid = ?' => [ |
4097
|
|
|
$courseId, |
4098
|
|
|
$iva_id, |
4099
|
|
|
], |
4100
|
|
|
] |
4101
|
|
|
); |
4102
|
|
|
} else { |
4103
|
|
|
// Insert new one. |
4104
|
|
|
$params = [ |
4105
|
|
|
'c_id' => $courseId, |
4106
|
|
|
'order_id' => $index, |
4107
|
|
|
'lp_iv_id' => $lp_iv_id, |
4108
|
|
|
'interaction_id' => $interaction[0], |
4109
|
|
|
'interaction_type' => $interaction[1], |
4110
|
|
|
'weighting' => $interaction[3], |
4111
|
|
|
'completion_time' => $interaction[2], |
4112
|
|
|
'correct_responses' => $correct_resp, |
4113
|
|
|
'student_response' => $interaction[5], |
4114
|
|
|
'result' => $interaction[6], |
4115
|
|
|
'latency' => $interaction[7], |
4116
|
|
|
]; |
4117
|
|
|
|
4118
|
|
|
$insertId = Database::insert($iva_table, $params); |
4119
|
|
|
if ($insertId) { |
4120
|
|
|
$sql = "UPDATE $iva_table SET id = iid |
4121
|
|
|
WHERE iid = $insertId"; |
4122
|
|
|
Database::query($sql); |
4123
|
|
|
} |
4124
|
|
|
} |
4125
|
|
|
} |
4126
|
|
|
} |
4127
|
|
|
} |
4128
|
|
|
} |
4129
|
|
|
|
4130
|
|
|
// It updates the last progress only in case. |
4131
|
|
|
if (is_object($_SESSION['oLP'])) { |
4132
|
|
|
$_SESSION['oLP']->updateLpProgress(); |
4133
|
|
|
} |
4134
|
|
|
|
4135
|
|
|
if ($debug) { |
4136
|
|
|
error_log('End of learnpathItem::write_to_db()', 0); |
4137
|
|
|
} |
4138
|
|
|
|
4139
|
|
|
// Check if lp is completed to validate the final item |
4140
|
|
|
if ($this->isLpItemsCompleted()) { |
4141
|
|
|
$lpFinalItem = $this->getLpFinalItem(); |
4142
|
|
|
if ($lpFinalItem) { |
|
|
|
|
4143
|
|
|
$sql = "SELECT iid |
4144
|
|
|
FROM $item_view_table |
4145
|
|
|
WHERE |
4146
|
|
|
c_id = $courseId AND |
4147
|
|
|
lp_item_id = {$lpFinalItem->get_id()} AND |
4148
|
|
|
lp_view_id = {$this->view_id} AND |
4149
|
|
|
status != 'completed'"; |
4150
|
|
|
$rs = Database::query($sql); |
4151
|
|
|
if (Database::num_rows($rs) > 0) { |
4152
|
|
|
$params = [ |
4153
|
|
|
'total_time' => $this->get_total_time(), |
4154
|
|
|
'start_time' => $this->get_current_start_time(), |
4155
|
|
|
'score' => $this->get_score(), |
4156
|
|
|
'status' => 'completed', |
4157
|
|
|
'max_score' => $this->get_max(), |
4158
|
|
|
'suspend_data' => $this->current_data, |
4159
|
|
|
'lesson_location' => $this->lesson_location, |
4160
|
|
|
]; |
4161
|
|
|
$where = [ |
4162
|
|
|
'c_id = ? AND lp_item_id = ? AND lp_view_id = ? AND view_count = ?' => [ |
4163
|
|
|
$courseId, |
4164
|
|
|
$lpFinalItem->get_id(), |
4165
|
|
|
$this->view_id, |
4166
|
|
|
$this->get_attempt_id(), |
4167
|
|
|
], |
4168
|
|
|
]; |
4169
|
|
|
Database::update($item_view_table, $params, $where); |
4170
|
|
|
} |
4171
|
|
|
} |
4172
|
|
|
} |
4173
|
|
|
|
4174
|
|
|
return true; |
4175
|
|
|
} |
4176
|
|
|
|
4177
|
|
|
/** |
4178
|
|
|
* Adds an audio file attached to the current item (store on disk and in db). |
4179
|
|
|
* |
4180
|
|
|
* @return bool|string|null |
4181
|
|
|
*/ |
4182
|
|
|
public function addAudio() |
4183
|
|
|
{ |
4184
|
|
|
$course_info = api_get_course_info(); |
4185
|
|
|
$filepath = api_get_path(SYS_COURSE_PATH).$course_info['path'].'/document/'; |
4186
|
|
|
|
4187
|
|
|
if (!is_dir($filepath.'audio')) { |
4188
|
|
|
mkdir( |
4189
|
|
|
$filepath.'audio', |
4190
|
|
|
api_get_permissions_for_new_directories() |
4191
|
|
|
); |
4192
|
|
|
$audio_id = add_document( |
4193
|
|
|
$course_info, |
4194
|
|
|
'/audio', |
4195
|
|
|
'folder', |
4196
|
|
|
0, |
4197
|
|
|
'audio' |
4198
|
|
|
); |
4199
|
|
|
api_item_property_update( |
4200
|
|
|
$course_info, |
4201
|
|
|
TOOL_DOCUMENT, |
4202
|
|
|
$audio_id, |
4203
|
|
|
'FolderCreated', |
4204
|
|
|
api_get_user_id(), |
4205
|
|
|
null, |
4206
|
|
|
null, |
4207
|
|
|
null, |
4208
|
|
|
null, |
4209
|
|
|
api_get_session_id() |
4210
|
|
|
); |
4211
|
|
|
api_item_property_update( |
4212
|
|
|
$course_info, |
4213
|
|
|
TOOL_DOCUMENT, |
4214
|
|
|
$audio_id, |
4215
|
|
|
'invisible', |
4216
|
|
|
api_get_user_id(), |
4217
|
|
|
null, |
4218
|
|
|
null, |
4219
|
|
|
null, |
4220
|
|
|
null, |
4221
|
|
|
api_get_session_id() |
4222
|
|
|
); |
4223
|
|
|
} |
4224
|
|
|
|
4225
|
|
|
$key = 'file'; |
4226
|
|
|
if (!isset($_FILES[$key]['name']) || !isset($_FILES[$key]['tmp_name'])) { |
4227
|
|
|
return false; |
4228
|
|
|
} |
4229
|
|
|
$result = DocumentManager::upload_document( |
4230
|
|
|
$_FILES, |
4231
|
|
|
'/audio', |
4232
|
|
|
null, |
4233
|
|
|
null, |
4234
|
|
|
0, |
4235
|
|
|
'rename', |
4236
|
|
|
false, |
4237
|
|
|
false |
4238
|
|
|
); |
4239
|
|
|
$file_path = null; |
4240
|
|
|
|
4241
|
|
|
if ($result) { |
4242
|
|
|
$file_path = $result['path']; |
4243
|
|
|
// Store the mp3 file in the lp_item table. |
4244
|
|
|
$tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM); |
4245
|
|
|
$sql = "UPDATE $tbl_lp_item SET |
4246
|
|
|
audio = '".Database::escape_string($file_path)."' |
4247
|
|
|
WHERE iid = ".intval($this->db_id); |
4248
|
|
|
Database::query($sql); |
4249
|
|
|
} |
4250
|
|
|
|
4251
|
|
|
return $file_path; |
4252
|
|
|
} |
4253
|
|
|
|
4254
|
|
|
/** |
4255
|
|
|
* Removes the relation between the current item and an audio file. The file |
4256
|
|
|
* is only removed from the lp_item table, but remains in the document table |
4257
|
|
|
* and directory. |
4258
|
|
|
* |
4259
|
|
|
* @return bool |
4260
|
|
|
*/ |
4261
|
|
|
public function removeAudio() |
4262
|
|
|
{ |
4263
|
|
|
$courseInfo = api_get_course_info(); |
4264
|
|
|
|
4265
|
|
|
if (empty($this->db_id) || empty($courseInfo)) { |
4266
|
|
|
return false; |
4267
|
|
|
} |
4268
|
|
|
|
4269
|
|
|
$table = Database::get_course_table(TABLE_LP_ITEM); |
4270
|
|
|
$sql = "UPDATE $table SET |
4271
|
|
|
audio = '' |
4272
|
|
|
WHERE iid = ".$this->db_id; |
4273
|
|
|
Database::query($sql); |
4274
|
|
|
} |
4275
|
|
|
|
4276
|
|
|
/** |
4277
|
|
|
* Adds an audio file to the current item, using a file already in documents. |
4278
|
|
|
* |
4279
|
|
|
* @param int $documentId |
4280
|
|
|
* |
4281
|
|
|
* @return string |
4282
|
|
|
*/ |
4283
|
|
|
public function add_audio_from_documents($documentId) |
4284
|
|
|
{ |
4285
|
|
|
$courseInfo = api_get_course_info(); |
4286
|
|
|
$documentData = DocumentManager::get_document_data_by_id($documentId, $courseInfo['code']); |
4287
|
|
|
|
4288
|
|
|
$path = ''; |
4289
|
|
|
if (!empty($documentData)) { |
4290
|
|
|
$path = $documentData['path']; |
4291
|
|
|
// Store the mp3 file in the lp_item table. |
4292
|
|
|
$table = Database::get_course_table(TABLE_LP_ITEM); |
4293
|
|
|
$sql = "UPDATE $table SET |
4294
|
|
|
audio = '".Database::escape_string($path)."' |
4295
|
|
|
WHERE iid = ".$this->db_id; |
4296
|
|
|
Database::query($sql); |
4297
|
|
|
} |
4298
|
|
|
|
4299
|
|
|
return $path; |
4300
|
|
|
} |
4301
|
|
|
|
4302
|
|
|
/** |
4303
|
|
|
* Transform the SCORM status to a string that can be translated by Chamilo |
4304
|
|
|
* in different user languages. |
4305
|
|
|
* |
4306
|
|
|
* @param $status |
4307
|
|
|
* @param bool $decorate |
4308
|
|
|
* @param string $type classic|simple |
4309
|
|
|
* |
4310
|
|
|
* @return array|string |
4311
|
|
|
*/ |
4312
|
|
|
public static function humanize_status($status, $decorate = true, $type = 'classic') |
4313
|
|
|
{ |
4314
|
|
|
$statusList = [ |
4315
|
|
|
'completed' => 'ScormCompstatus', |
4316
|
|
|
'incomplete' => 'ScormIncomplete', |
4317
|
|
|
'failed' => 'ScormFailed', |
4318
|
|
|
'passed' => 'ScormPassed', |
4319
|
|
|
'browsed' => 'ScormBrowsed', |
4320
|
|
|
'not attempted' => 'ScormNotAttempted', |
4321
|
|
|
]; |
4322
|
|
|
|
4323
|
|
|
$myLessonStatus = get_lang($statusList[$status]); |
4324
|
|
|
|
4325
|
|
|
switch ($status) { |
4326
|
|
|
case 'completed': |
4327
|
|
|
case 'browsed': |
4328
|
|
|
$classStatus = 'info'; |
4329
|
|
|
break; |
4330
|
|
|
case 'incomplete': |
4331
|
|
|
$classStatus = 'warning'; |
4332
|
|
|
break; |
4333
|
|
|
case 'passed': |
4334
|
|
|
$classStatus = 'success'; |
4335
|
|
|
break; |
4336
|
|
|
case 'failed': |
4337
|
|
|
$classStatus = 'important'; |
4338
|
|
|
break; |
4339
|
|
|
default: |
4340
|
|
|
$classStatus = 'default'; |
4341
|
|
|
break; |
4342
|
|
|
} |
4343
|
|
|
|
4344
|
|
|
if ($type === 'simple') { |
4345
|
|
|
if (in_array($status, ['failed', 'passed', 'browsed'])) { |
4346
|
|
|
$myLessonStatus = get_lang('ScormIncomplete'); |
4347
|
|
|
|
4348
|
|
|
$classStatus = 'warning'; |
4349
|
|
|
} |
4350
|
|
|
} |
4351
|
|
|
|
4352
|
|
|
if ($decorate) { |
4353
|
|
|
return Display::label($myLessonStatus, $classStatus); |
4354
|
|
|
} |
4355
|
|
|
|
4356
|
|
|
return $myLessonStatus; |
4357
|
|
|
} |
4358
|
|
|
|
4359
|
|
|
/** |
4360
|
|
|
* @return float |
4361
|
|
|
*/ |
4362
|
|
|
public function getPrerequisiteMaxScore() |
4363
|
|
|
{ |
4364
|
|
|
return $this->prerequisiteMaxScore; |
4365
|
|
|
} |
4366
|
|
|
|
4367
|
|
|
/** |
4368
|
|
|
* @param float $prerequisiteMaxScore |
4369
|
|
|
*/ |
4370
|
|
|
public function setPrerequisiteMaxScore($prerequisiteMaxScore) |
4371
|
|
|
{ |
4372
|
|
|
$this->prerequisiteMaxScore = $prerequisiteMaxScore; |
4373
|
|
|
} |
4374
|
|
|
|
4375
|
|
|
/** |
4376
|
|
|
* @return float |
4377
|
|
|
*/ |
4378
|
|
|
public function getPrerequisiteMinScore() |
4379
|
|
|
{ |
4380
|
|
|
return $this->prerequisiteMinScore; |
4381
|
|
|
} |
4382
|
|
|
|
4383
|
|
|
/** |
4384
|
|
|
* @param float $prerequisiteMinScore |
4385
|
|
|
*/ |
4386
|
|
|
public function setPrerequisiteMinScore($prerequisiteMinScore) |
4387
|
|
|
{ |
4388
|
|
|
$this->prerequisiteMinScore = $prerequisiteMinScore; |
4389
|
|
|
} |
4390
|
|
|
|
4391
|
|
|
/** |
4392
|
|
|
* Check if this LP item has a created thread in the basis course from the forum of its LP. |
4393
|
|
|
* |
4394
|
|
|
* @param int $lpCourseId The course ID |
4395
|
|
|
* |
4396
|
|
|
* @return bool |
4397
|
|
|
*/ |
4398
|
|
|
public function lpItemHasThread($lpCourseId) |
4399
|
|
|
{ |
4400
|
|
|
$forumThreadTable = Database::get_course_table(TABLE_FORUM_THREAD); |
4401
|
|
|
$itemProperty = Database::get_course_table(TABLE_ITEM_PROPERTY); |
4402
|
|
|
|
4403
|
|
|
$fakeFrom = " |
4404
|
|
|
$forumThreadTable ft |
4405
|
|
|
INNER JOIN $itemProperty ip |
4406
|
|
|
ON (ft.thread_id = ip.ref AND ft.c_id = ip.c_id) |
4407
|
|
|
"; |
4408
|
|
|
|
4409
|
|
|
$resultData = Database::select( |
4410
|
|
|
'COUNT(ft.iid) AS qty', |
4411
|
|
|
$fakeFrom, |
4412
|
|
|
[ |
4413
|
|
|
'where' => [ |
4414
|
|
|
'ip.visibility != ? AND ' => 2, |
4415
|
|
|
'ip.tool = ? AND ' => TOOL_FORUM_THREAD, |
4416
|
|
|
'ft.c_id = ? AND ' => intval($lpCourseId), |
4417
|
|
|
'(ft.lp_item_id = ? OR (ft.thread_title = ? AND ft.lp_item_id = ?))' => [ |
4418
|
|
|
intval($this->db_id), |
4419
|
|
|
"{$this->title} - {$this->db_id}", |
4420
|
|
|
intval($this->db_id), |
4421
|
|
|
], |
4422
|
|
|
], |
4423
|
|
|
], |
4424
|
|
|
'first' |
4425
|
|
|
); |
4426
|
|
|
|
4427
|
|
|
if ($resultData['qty'] > 0) { |
4428
|
|
|
return true; |
4429
|
|
|
} |
4430
|
|
|
|
4431
|
|
|
return false; |
4432
|
|
|
} |
4433
|
|
|
|
4434
|
|
|
/** |
4435
|
|
|
* Get the forum thread info. |
4436
|
|
|
* |
4437
|
|
|
* @param int $lpCourseId The course ID from the learning path |
4438
|
|
|
* @param int $lpSessionId Optional. The session ID from the learning path |
4439
|
|
|
* |
4440
|
|
|
* @return bool |
4441
|
|
|
*/ |
4442
|
|
|
public function getForumThread($lpCourseId, $lpSessionId = 0) |
4443
|
|
|
{ |
4444
|
|
|
$lpSessionId = (int) $lpSessionId; |
4445
|
|
|
$lpCourseId = (int) $lpCourseId; |
4446
|
|
|
|
4447
|
|
|
$forumThreadTable = Database::get_course_table(TABLE_FORUM_THREAD); |
4448
|
|
|
$itemProperty = Database::get_course_table(TABLE_ITEM_PROPERTY); |
4449
|
|
|
|
4450
|
|
|
$fakeFrom = "$forumThreadTable ft INNER JOIN $itemProperty ip "; |
4451
|
|
|
|
4452
|
|
|
if ($lpSessionId == 0) { |
4453
|
|
|
$fakeFrom .= " |
4454
|
|
|
ON ( |
4455
|
|
|
ft.thread_id = ip.ref AND ft.c_id = ip.c_id AND ( |
4456
|
|
|
ft.session_id = ip.session_id OR ip.session_id IS NULL |
4457
|
|
|
) |
4458
|
|
|
) |
4459
|
|
|
"; |
4460
|
|
|
} else { |
4461
|
|
|
$fakeFrom .= " |
4462
|
|
|
ON ( |
4463
|
|
|
ft.thread_id = ip.ref AND ft.c_id = ip.c_id AND ft.session_id = ip.session_id |
4464
|
|
|
) |
4465
|
|
|
"; |
4466
|
|
|
} |
4467
|
|
|
|
4468
|
|
|
$resultData = Database::select( |
4469
|
|
|
'ft.*', |
4470
|
|
|
$fakeFrom, |
4471
|
|
|
[ |
4472
|
|
|
'where' => [ |
4473
|
|
|
'ip.visibility != ? AND ' => 2, |
4474
|
|
|
'ip.tool = ? AND ' => TOOL_FORUM_THREAD, |
4475
|
|
|
'ft.session_id = ? AND ' => $lpSessionId, |
4476
|
|
|
'ft.c_id = ? AND ' => $lpCourseId, |
4477
|
|
|
'(ft.lp_item_id = ? OR (ft.thread_title = ? AND ft.lp_item_id = ?))' => [ |
4478
|
|
|
intval($this->db_id), |
4479
|
|
|
"{$this->title} - {$this->db_id}", |
4480
|
|
|
intval($this->db_id), |
4481
|
|
|
], |
4482
|
|
|
], |
4483
|
|
|
], |
4484
|
|
|
'first' |
4485
|
|
|
); |
4486
|
|
|
|
4487
|
|
|
if (empty($resultData)) { |
4488
|
|
|
return false; |
4489
|
|
|
} |
4490
|
|
|
|
4491
|
|
|
return $resultData; |
4492
|
|
|
} |
4493
|
|
|
|
4494
|
|
|
/** |
4495
|
|
|
* Create a forum thread for this learning path item. |
4496
|
|
|
* |
4497
|
|
|
* @param int $currentForumId The forum ID to add the new thread |
4498
|
|
|
* |
4499
|
|
|
* @return int The forum thread if was created. Otherwise return false |
4500
|
|
|
*/ |
4501
|
|
|
public function createForumThread($currentForumId) |
4502
|
|
|
{ |
4503
|
|
|
require_once api_get_path(SYS_CODE_PATH).'forum/forumfunction.inc.php'; |
4504
|
|
|
|
4505
|
|
|
$currentForumId = (int) $currentForumId; |
4506
|
|
|
|
4507
|
|
|
$em = Database::getManager(); |
4508
|
|
|
$threadRepo = $em->getRepository('ChamiloCourseBundle:CForumThread'); |
4509
|
|
|
$forumThread = $threadRepo->findOneBy([ |
4510
|
|
|
'threadTitle' => "{$this->title} - {$this->db_id}", |
4511
|
|
|
'forumId' => $currentForumId, |
4512
|
|
|
]); |
4513
|
|
|
|
4514
|
|
|
if (!$forumThread) { |
4515
|
|
|
$forumInfo = get_forum_information($currentForumId); |
4516
|
|
|
|
4517
|
|
|
store_thread( |
4518
|
|
|
$forumInfo, |
4519
|
|
|
[ |
4520
|
|
|
'forum_id' => $currentForumId, |
4521
|
|
|
'thread_id' => 0, |
4522
|
|
|
'gradebook' => 0, |
4523
|
|
|
'post_title' => "{$this->name} - {$this->db_id}", |
4524
|
|
|
'post_text' => $this->description, |
4525
|
|
|
'category_id' => 1, |
4526
|
|
|
'numeric_calification' => 0, |
4527
|
|
|
'calification_notebook_title' => 0, |
4528
|
|
|
'weight_calification' => 0.00, |
4529
|
|
|
'thread_peer_qualify' => 0, |
4530
|
|
|
'lp_item_id' => $this->db_id, |
4531
|
|
|
], |
4532
|
|
|
[], |
4533
|
|
|
false |
4534
|
|
|
); |
4535
|
|
|
|
4536
|
|
|
return; |
4537
|
|
|
} |
4538
|
|
|
|
4539
|
|
|
$forumThread->setLpItemId($this->db_id); |
4540
|
|
|
|
4541
|
|
|
$em->persist($forumThread); |
4542
|
|
|
$em->flush(); |
4543
|
|
|
} |
4544
|
|
|
|
4545
|
|
|
/** |
4546
|
|
|
* Allow dissociate a forum to this LP item. |
4547
|
|
|
* |
4548
|
|
|
* @param int $threadIid The thread id |
4549
|
|
|
* |
4550
|
|
|
* @return bool |
4551
|
|
|
*/ |
4552
|
|
|
public function dissociateForumThread($threadIid) |
4553
|
|
|
{ |
4554
|
|
|
$threadIid = (int) $threadIid; |
4555
|
|
|
$em = Database::getManager(); |
4556
|
|
|
|
4557
|
|
|
$forumThread = $em->find('ChamiloCourseBundle:CForumThread', $threadIid); |
4558
|
|
|
|
4559
|
|
|
if (!$forumThread) { |
4560
|
|
|
return false; |
4561
|
|
|
} |
4562
|
|
|
|
4563
|
|
|
$forumThread->setThreadTitle("{$this->get_title()} - {$this->db_id}"); |
4564
|
|
|
$forumThread->setLpItemId(0); |
4565
|
|
|
|
4566
|
|
|
$em->persist($forumThread); |
4567
|
|
|
$em->flush(); |
4568
|
|
|
|
4569
|
|
|
return true; |
4570
|
|
|
} |
4571
|
|
|
|
4572
|
|
|
/** |
4573
|
|
|
* @return int |
4574
|
|
|
*/ |
4575
|
|
|
public function getLastScormSessionTime() |
4576
|
|
|
{ |
4577
|
|
|
return $this->last_scorm_session_time; |
4578
|
|
|
} |
4579
|
|
|
|
4580
|
|
|
/** |
4581
|
|
|
* @return int |
4582
|
|
|
*/ |
4583
|
|
|
public function getIid() |
4584
|
|
|
{ |
4585
|
|
|
return $this->iId; |
4586
|
|
|
} |
4587
|
|
|
|
4588
|
|
|
/** |
4589
|
|
|
* @param int $user_id |
4590
|
|
|
* @param string $prereqs_string |
4591
|
|
|
* @param array $refs_list |
4592
|
|
|
* |
4593
|
|
|
* @return bool |
4594
|
|
|
*/ |
4595
|
|
|
public function getStatusFromOtherSessions($user_id, $prereqs_string, $refs_list) |
4596
|
|
|
{ |
4597
|
|
|
$lp_item_view = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
4598
|
|
|
$lp_view = Database::get_course_table(TABLE_LP_VIEW); |
4599
|
|
|
$courseId = api_get_course_int_id(); |
4600
|
|
|
$user_id = (int) $user_id; |
4601
|
|
|
|
4602
|
|
|
// Check results from another sessions: |
4603
|
|
|
$checkOtherSessions = api_get_configuration_value('validate_lp_prerequisite_from_other_session'); |
4604
|
|
|
if ($checkOtherSessions) { |
4605
|
|
|
// Check items |
4606
|
|
|
$sql = "SELECT iid FROM $lp_view |
4607
|
|
|
WHERE |
4608
|
|
|
c_id = $courseId AND |
4609
|
|
|
user_id = $user_id AND |
4610
|
|
|
lp_id = $this->lp_id AND |
4611
|
|
|
session_id <> 0 |
4612
|
|
|
"; |
4613
|
|
|
$result = Database::query($sql); |
4614
|
|
|
$resultFromOtherSessions = false; |
4615
|
|
|
while ($row = Database::fetch_array($result)) { |
4616
|
|
|
$lpIid = $row['iid']; |
4617
|
|
|
$sql = "SELECT status FROM $lp_item_view |
4618
|
|
|
WHERE |
4619
|
|
|
c_id = $courseId AND |
4620
|
|
|
lp_view_id = $lpIid AND |
4621
|
|
|
lp_item_id = $refs_list[$prereqs_string] |
4622
|
|
|
LIMIT 1"; |
4623
|
|
|
$resultRow = Database::query($sql); |
4624
|
|
|
if (Database::num_rows($resultRow)) { |
4625
|
|
|
$statusResult = Database::fetch_array($resultRow); |
4626
|
|
|
$status = $statusResult['status']; |
4627
|
|
|
$checked = $status == $this->possible_status[2] || $status == $this->possible_status[3]; |
4628
|
|
|
if ($checked) { |
4629
|
|
|
$resultFromOtherSessions = true; |
4630
|
|
|
break; |
4631
|
|
|
} |
4632
|
|
|
} |
4633
|
|
|
} |
4634
|
|
|
|
4635
|
|
|
return $resultFromOtherSessions; |
4636
|
|
|
} |
4637
|
|
|
} |
4638
|
|
|
|
4639
|
|
|
public static function isLpItemAutoComplete($lpItemId): bool |
4640
|
|
|
{ |
4641
|
|
|
$extraFieldValue = new ExtraFieldValue('lp_item'); |
4642
|
|
|
$saveAutomatic = $extraFieldValue->get_values_by_handler_and_field_variable( |
4643
|
|
|
$lpItemId, |
4644
|
|
|
'no_automatic_validation' |
4645
|
|
|
); |
4646
|
|
|
|
4647
|
|
|
if (false !== $saveAutomatic && is_array($saveAutomatic) && isset($saveAutomatic['value'])) { |
4648
|
|
|
if (1 === (int) $saveAutomatic['value']) { |
4649
|
|
|
return false; |
4650
|
|
|
} |
4651
|
|
|
} |
4652
|
|
|
|
4653
|
|
|
return true; |
4654
|
|
|
} |
4655
|
|
|
} |
4656
|
|
|
|
The
break
statement is not necessary if it is preceded for example by areturn
statement:If you would like to keep this construct to be consistent with other
case
statements, you can safely mark this issue as a false-positive.