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<?php |
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/* For licensing terms, see /license.txt */ |
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use Chamilo\CourseBundle\Entity\CLpItem; |
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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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public $display_order; |
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public $js_lib; |
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public $author; |
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public $hide_toc_frame; |
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public $max_ordered_items; |
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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 CLpItem|array|null $item_content Contents of the item |
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*/ |
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public function __construct($id, $item_content = null) |
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{ |
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$items_table = Database::get_course_table(TABLE_LP_ITEM); |
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$id = (int) $id; |
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$this->courseId = api_get_course_int_id(); |
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if (!empty($id)) { |
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$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($res); |
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} else { |
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if ($item_content instanceof CLpItem) { |
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$row = []; |
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$row['lp_id'] = $item_content->getLp()->getIid(); |
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$row['iid'] = $item_content->getIid(); |
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$row['max_score'] = $item_content->getMaxScore(); |
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$row['min_score'] = $item_content->getMinScore(); |
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$row['title'] = $item_content->getTitle(); |
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$row['item_type'] = $item_content->getItemType(); |
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$row['ref'] = $item_content->getRef(); |
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$row['description'] = $item_content->getDescription(); |
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$row['path'] = $item_content->getPath(); |
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$row['mastery_score'] = $item_content->getMasteryScore(); |
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$row['parent_item_id'] = $item_content->getParentItemId(); |
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$row['next_item_id'] = $item_content->getNextItemId(); |
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$row['previous_item_id'] = $item_content->getPreviousItemId(); |
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$row['display_order'] = $item_content->getDisplayOrder(); |
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$row['prerequisite'] = $item_content->getPrerequisite(); |
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$row['max_time_allowed'] = $item_content->getMaxTimeAllowed(); |
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$row['prerequisite_max_score'] = $item_content->getPrerequisiteMaxScore(); |
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$row['prerequisite_min_score'] = $item_content->getPrerequisiteMinScore(); |
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$row['audio'] = $item_content->getAudio(); |
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$row['launch_data'] = $item_content->getLaunchData(); |
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} |
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} |
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$this->iId = $row['iid']; |
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$this->lp_id = $row['lp_id']; |
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$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->audio = $row['audio']; |
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$this->launch_data = $row['launch_data']; |
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$this->save_on_close = true; |
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$this->db_id = $row['iid']; |
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// Load children list |
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if (!empty($this->lp_id)) { |
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$sql = "SELECT iid FROM $items_table |
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WHERE |
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lp_id = ".$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[] = $row['iid']; |
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} |
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} |
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/* |
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// Xapian full text search does not work |
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// and if the option is activated it generates an error |
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// So I comment this part of the code to avoid unnecesary errors |
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// Get search_did. |
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if ('true' === api_get_setting('search_enabled')) { |
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$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) $se_ref['search_did']; |
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} |
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} |
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*/ |
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} |
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} |
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public static function fixAudio($audio) |
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{ |
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$courseInfo = api_get_course_info(); |
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// Do not check in DB as we expect the call to come from the |
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if (empty($audio) || empty($courseInfo)) { |
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return ''; |
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} |
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// learnpath class which should be aware of any fake. |
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// Old structure |
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$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 ('sco' !== $type) { |
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if (TOOL_QUIZ == $type || TOOL_HOTPOTATOES == $type) { |
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$this->get_status( |
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true, |
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true |
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); // Update status (second option forces the update). |
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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); |
|
306
|
|
|
}*/ |
|
307
|
|
|
} |
|
308
|
|
|
} |
|
309
|
|
|
if ($this->save_on_close) { |
|
310
|
|
|
if ($debug) { |
|
311
|
|
|
error_log('save_on_close'); |
|
312
|
|
|
} |
|
313
|
|
|
$this->save(); |
|
314
|
|
|
} |
|
315
|
|
|
|
|
316
|
|
|
if ($debug) { |
|
317
|
|
|
error_log('End - learnpathItem:close'); |
|
318
|
|
|
} |
|
319
|
|
|
|
|
320
|
|
|
return true; |
|
321
|
|
|
} |
|
322
|
|
|
|
|
323
|
|
|
/** |
|
324
|
|
|
* Deletes all traces of this item in the database. |
|
325
|
|
|
* |
|
326
|
|
|
* @return bool true. Doesn't check for errors yet. |
|
327
|
|
|
*/ |
|
328
|
|
|
public function delete() |
|
329
|
|
|
{ |
|
330
|
|
|
$lp_item_view = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
|
331
|
|
|
$lp_item = Database::get_course_table(TABLE_LP_ITEM); |
|
332
|
|
|
|
|
333
|
|
|
$sql = "DELETE FROM $lp_item_view |
|
334
|
|
|
WHERE lp_item_id = ".$this->db_id; |
|
335
|
|
|
Database::query($sql); |
|
336
|
|
|
|
|
337
|
|
|
$sql = "SELECT * FROM $lp_item |
|
338
|
|
|
WHERE iid = ".$this->db_id; |
|
339
|
|
|
$res_sel = Database::query($sql); |
|
340
|
|
|
if (Database::num_rows($res_sel) < 1) { |
|
341
|
|
|
return false; |
|
342
|
|
|
} |
|
343
|
|
|
|
|
344
|
|
|
$sql = "DELETE FROM $lp_item |
|
345
|
|
|
WHERE iid = ".$this->db_id; |
|
346
|
|
|
Database::query($sql); |
|
347
|
|
|
|
|
348
|
|
|
if ('true' == api_get_setting('search_enabled')) { |
|
349
|
|
|
if (!is_null($this->search_did)) { |
|
350
|
|
|
$di = new ChamiloIndexer(); |
|
351
|
|
|
$di->remove_document($this->search_did); |
|
352
|
|
|
} |
|
353
|
|
|
} |
|
354
|
|
|
|
|
355
|
|
|
return true; |
|
356
|
|
|
} |
|
357
|
|
|
|
|
358
|
|
|
/** |
|
359
|
|
|
* Gets the current attempt_id for this user on this item. |
|
360
|
|
|
* |
|
361
|
|
|
* @return int attempt_id for this item view by this user or 1 if none defined |
|
362
|
|
|
*/ |
|
363
|
|
|
public function get_attempt_id() |
|
364
|
|
|
{ |
|
365
|
|
|
$res = 1; |
|
366
|
|
|
if (!empty($this->attempt_id)) { |
|
367
|
|
|
$res = (int) $this->attempt_id; |
|
368
|
|
|
} |
|
369
|
|
|
|
|
370
|
|
|
return $res; |
|
371
|
|
|
} |
|
372
|
|
|
|
|
373
|
|
|
/** |
|
374
|
|
|
* Gets a list of the item's children. |
|
375
|
|
|
* |
|
376
|
|
|
* @return array Array of children items IDs |
|
377
|
|
|
*/ |
|
378
|
|
|
public function get_children() |
|
379
|
|
|
{ |
|
380
|
|
|
$list = []; |
|
381
|
|
|
foreach ($this->children as $child) { |
|
382
|
|
|
if (!empty($child)) { |
|
383
|
|
|
$list[] = $child; |
|
384
|
|
|
} |
|
385
|
|
|
} |
|
386
|
|
|
|
|
387
|
|
|
return $list; |
|
388
|
|
|
} |
|
389
|
|
|
|
|
390
|
|
|
/** |
|
391
|
|
|
* Gets the core_exit value from the database. |
|
392
|
|
|
*/ |
|
393
|
|
|
public function get_core_exit() |
|
394
|
|
|
{ |
|
395
|
|
|
return $this->core_exit; |
|
396
|
|
|
} |
|
397
|
|
|
|
|
398
|
|
|
/** |
|
399
|
|
|
* Gets the credit information (rather scorm-stuff) based on current status |
|
400
|
|
|
* and reinit autorization. Credit tells the sco(content) if Chamilo will |
|
401
|
|
|
* record the data it is sent (credit) or not (no-credit). |
|
402
|
|
|
* |
|
403
|
|
|
* @return string 'credit' or 'no-credit'. Defaults to 'credit' |
|
404
|
|
|
* Because if we don't know enough about this item, it's probably because |
|
405
|
|
|
* it was never used before. |
|
406
|
|
|
*/ |
|
407
|
|
|
public function get_credit() |
|
408
|
|
|
{ |
|
409
|
|
|
if (self::DEBUG > 1) { |
|
410
|
|
|
error_log('learnpathItem::get_credit()', 0); |
|
411
|
|
|
} |
|
412
|
|
|
$credit = 'credit'; |
|
413
|
|
|
// Now check the value of prevent_reinit (if it's 0, return credit as |
|
414
|
|
|
// the default was). |
|
415
|
|
|
// If prevent_reinit == 1 (or more). |
|
416
|
|
|
if (0 != $this->get_prevent_reinit()) { |
|
417
|
|
|
// If status is not attempted or incomplete, credit anyway. |
|
418
|
|
|
// Otherwise: |
|
419
|
|
|
// Check the status in the database rather than in the object, as |
|
420
|
|
|
// checking in the object would always return "no-credit" when we |
|
421
|
|
|
// want to set it to completed. |
|
422
|
|
|
$status = $this->get_status(true); |
|
423
|
|
|
if (self::DEBUG > 2) { |
|
424
|
|
|
error_log( |
|
425
|
|
|
'learnpathItem::get_credit() - get_prevent_reinit!=0 and '. |
|
426
|
|
|
'status is '.$status, |
|
427
|
|
|
0 |
|
428
|
|
|
); |
|
429
|
|
|
} |
|
430
|
|
|
//0=not attempted - 1 = incomplete |
|
431
|
|
|
if ($status != $this->possible_status[0] && |
|
432
|
|
|
$status != $this->possible_status[1] |
|
433
|
|
|
) { |
|
434
|
|
|
$credit = 'no-credit'; |
|
435
|
|
|
} |
|
436
|
|
|
} |
|
437
|
|
|
if (self::DEBUG > 1) { |
|
438
|
|
|
error_log("learnpathItem::get_credit() returns: $credit"); |
|
439
|
|
|
} |
|
440
|
|
|
|
|
441
|
|
|
return $credit; |
|
442
|
|
|
} |
|
443
|
|
|
|
|
444
|
|
|
/** |
|
445
|
|
|
* Gets the current start time property. |
|
446
|
|
|
* |
|
447
|
|
|
* @return int Current start time, or current time if none |
|
448
|
|
|
*/ |
|
449
|
|
|
public function get_current_start_time() |
|
450
|
|
|
{ |
|
451
|
|
|
if (empty($this->current_start_time)) { |
|
452
|
|
|
return time(); |
|
453
|
|
|
} |
|
454
|
|
|
|
|
455
|
|
|
return $this->current_start_time; |
|
456
|
|
|
} |
|
457
|
|
|
|
|
458
|
|
|
/** |
|
459
|
|
|
* Gets the item's description. |
|
460
|
|
|
* |
|
461
|
|
|
* @return string Description |
|
462
|
|
|
*/ |
|
463
|
|
|
public function get_description() |
|
464
|
|
|
{ |
|
465
|
|
|
if (empty($this->description)) { |
|
466
|
|
|
return ''; |
|
467
|
|
|
} |
|
468
|
|
|
|
|
469
|
|
|
return $this->description; |
|
470
|
|
|
} |
|
471
|
|
|
|
|
472
|
|
|
/** |
|
473
|
|
|
* Gets the file path from the course's root directory, no matter what |
|
474
|
|
|
* tool it is from. |
|
475
|
|
|
* |
|
476
|
|
|
* @param string $path_to_scorm_dir |
|
477
|
|
|
* |
|
478
|
|
|
* @return string The file path, or an empty string if there is no file |
|
479
|
|
|
* attached, or '-1' if the file must be replaced by an error page |
|
480
|
|
|
*/ |
|
481
|
|
|
public function get_file_path($path_to_scorm_dir = '') |
|
482
|
|
|
{ |
|
483
|
|
|
$courseId = $this->courseId; |
|
484
|
|
|
$path = $this->get_path(); |
|
485
|
|
|
$type = $this->get_type(); |
|
486
|
|
|
|
|
487
|
|
|
if (empty($path)) { |
|
488
|
|
|
if ('dir' == $type) { |
|
489
|
|
|
return ''; |
|
490
|
|
|
} else { |
|
491
|
|
|
return '-1'; |
|
492
|
|
|
} |
|
493
|
|
|
} elseif ($path == strval(intval($path))) { |
|
494
|
|
|
// The path is numeric, so it is a reference to a Chamilo object. |
|
495
|
|
|
switch ($type) { |
|
496
|
|
|
case 'dir': |
|
497
|
|
|
return ''; |
|
498
|
|
|
case TOOL_DOCUMENT: |
|
499
|
|
|
case 'video': |
|
500
|
|
|
$table_doc = Database::get_course_table(TABLE_DOCUMENT); |
|
501
|
|
|
$sql = 'SELECT path |
|
502
|
|
|
FROM '.$table_doc.' |
|
503
|
|
|
WHERE iid = '.$path; |
|
504
|
|
|
$res = Database::query($sql); |
|
505
|
|
|
$row = Database::fetch_array($res); |
|
506
|
|
|
$real_path = 'document'.$row['path']; |
|
507
|
|
|
|
|
508
|
|
|
return $real_path; |
|
509
|
|
|
case TOOL_STUDENTPUBLICATION: |
|
510
|
|
|
case TOOL_QUIZ: |
|
511
|
|
|
case TOOL_FORUM: |
|
512
|
|
|
case TOOL_THREAD: |
|
513
|
|
|
case TOOL_LINK: |
|
514
|
|
|
default: |
|
515
|
|
|
return '-1'; |
|
516
|
|
|
} |
|
517
|
|
|
} else { |
|
518
|
|
|
if (!empty($path_to_scorm_dir)) { |
|
519
|
|
|
$path = $path_to_scorm_dir.$path; |
|
520
|
|
|
} |
|
521
|
|
|
|
|
522
|
|
|
return $path; |
|
523
|
|
|
} |
|
524
|
|
|
} |
|
525
|
|
|
|
|
526
|
|
|
/** |
|
527
|
|
|
* Gets the DB ID. |
|
528
|
|
|
* |
|
529
|
|
|
* @return int Database ID for the current item |
|
530
|
|
|
*/ |
|
531
|
|
|
public function get_id() |
|
532
|
|
|
{ |
|
533
|
|
|
if (!empty($this->db_id)) { |
|
534
|
|
|
return $this->db_id; |
|
535
|
|
|
} |
|
536
|
|
|
// TODO: Check this return value is valid for children classes (SCORM?). |
|
537
|
|
|
return 0; |
|
538
|
|
|
} |
|
539
|
|
|
|
|
540
|
|
|
/** |
|
541
|
|
|
* Loads the interactions into the item object, from the database. |
|
542
|
|
|
* If object interactions exist, they will be overwritten by this function, |
|
543
|
|
|
* using the database elements only. |
|
544
|
|
|
*/ |
|
545
|
|
|
public function load_interactions() |
|
546
|
|
|
{ |
|
547
|
|
|
$this->interactions = []; |
|
548
|
|
|
$courseId = $this->courseId; |
|
549
|
|
|
$tbl = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
|
550
|
|
|
$sql = "SELECT id FROM $tbl |
|
551
|
|
|
WHERE |
|
552
|
|
|
lp_item_id = ".$this->db_id." AND |
|
553
|
|
|
lp_view_id = ".$this->view_id." AND |
|
554
|
|
|
view_count = ".$this->get_view_count(); |
|
555
|
|
|
$res = Database::query($sql); |
|
556
|
|
|
if (Database::num_rows($res) > 0) { |
|
557
|
|
|
$row = Database::fetch_array($res); |
|
558
|
|
|
$lp_iv_id = $row[0]; |
|
559
|
|
|
$iva_table = Database::get_course_table(TABLE_LP_IV_INTERACTION); |
|
560
|
|
|
$sql = "SELECT * FROM $iva_table |
|
561
|
|
|
WHERE c_id = $courseId AND lp_iv_id = $lp_iv_id "; |
|
562
|
|
|
$res_sql = Database::query($sql); |
|
563
|
|
|
while ($row = Database::fetch_array($res_sql)) { |
|
564
|
|
|
$this->interactions[$row['interaction_id']] = [ |
|
565
|
|
|
$row['interaction_id'], |
|
566
|
|
|
$row['interaction_type'], |
|
567
|
|
|
$row['weighting'], |
|
568
|
|
|
$row['completion_time'], |
|
569
|
|
|
$row['correct_responses'], |
|
570
|
|
|
$row['student_responses'], |
|
571
|
|
|
$row['result'], |
|
572
|
|
|
$row['latency'], |
|
573
|
|
|
]; |
|
574
|
|
|
} |
|
575
|
|
|
} |
|
576
|
|
|
} |
|
577
|
|
|
|
|
578
|
|
|
/** |
|
579
|
|
|
* Gets the current count of interactions recorded in the database. |
|
580
|
|
|
* |
|
581
|
|
|
* @param bool $checkdb Whether to count from database or not (defaults to no) |
|
582
|
|
|
* |
|
583
|
|
|
* @return int The current number of interactions recorder |
|
584
|
|
|
*/ |
|
585
|
|
|
public function get_interactions_count($checkdb = false) |
|
586
|
|
|
{ |
|
587
|
|
|
$return = 0; |
|
588
|
|
|
if (api_is_invitee()) { |
|
589
|
|
|
// If the user is an invitee, we consider there's no interaction |
|
590
|
|
|
return 0; |
|
591
|
|
|
} |
|
592
|
|
|
if ($checkdb) { |
|
593
|
|
|
$tbl = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
|
594
|
|
|
$sql = "SELECT iid FROM $tbl |
|
595
|
|
|
WHERE |
|
596
|
|
|
lp_item_id = ".$this->db_id." AND |
|
597
|
|
|
lp_view_id = ".$this->view_id." AND |
|
598
|
|
|
view_count = ".$this->get_attempt_id(); |
|
599
|
|
|
$res = Database::query($sql); |
|
600
|
|
|
if (Database::num_rows($res) > 0) { |
|
601
|
|
|
$row = Database::fetch_array($res); |
|
602
|
|
|
$lp_iv_id = $row[0]; |
|
603
|
|
|
$iva_table = Database::get_course_table(TABLE_LP_IV_INTERACTION); |
|
604
|
|
|
$sql = "SELECT count(iid) as count |
|
605
|
|
|
FROM $iva_table |
|
606
|
|
|
WHERE lp_iv_id = $lp_iv_id "; |
|
607
|
|
|
$res_sql = Database::query($sql); |
|
608
|
|
|
if (Database::num_rows($res_sql) > 0) { |
|
609
|
|
|
$row = Database::fetch_array($res_sql); |
|
610
|
|
|
$return = (int) $row['count']; |
|
611
|
|
|
} |
|
612
|
|
|
} |
|
613
|
|
|
} else { |
|
614
|
|
|
if (!empty($this->interactions_count)) { |
|
615
|
|
|
$return = $this->interactions_count; |
|
616
|
|
|
} |
|
617
|
|
|
} |
|
618
|
|
|
|
|
619
|
|
|
return $return; |
|
620
|
|
|
} |
|
621
|
|
|
|
|
622
|
|
|
/** |
|
623
|
|
|
* Gets the JavaScript array content to fill the interactions array. |
|
624
|
|
|
* |
|
625
|
|
|
* @param bool $checkdb Whether to check directly into the database (default no) |
|
626
|
|
|
* |
|
627
|
|
|
* @return string An empty string if no interaction, a JS array definition otherwise |
|
628
|
|
|
*/ |
|
629
|
|
|
public function get_interactions_js_array($checkdb = false) |
|
630
|
|
|
{ |
|
631
|
|
|
$return = ''; |
|
632
|
|
|
if ($checkdb) { |
|
633
|
|
|
$this->load_interactions(); |
|
634
|
|
|
} |
|
635
|
|
|
foreach ($this->interactions as $id => $in) { |
|
636
|
|
|
$return .= "[ |
|
637
|
|
|
'$id', |
|
638
|
|
|
'".$in[1]."', |
|
639
|
|
|
'".$in[2]."', |
|
640
|
|
|
'".$in[3]."', |
|
641
|
|
|
'".$in[4]."', |
|
642
|
|
|
'".$in[5]."', |
|
643
|
|
|
'".$in[6]."', |
|
644
|
|
|
'".$in[7]."'],"; |
|
645
|
|
|
} |
|
646
|
|
|
if (!empty($return)) { |
|
647
|
|
|
$return = substr($return, 0, -1); |
|
648
|
|
|
} |
|
649
|
|
|
|
|
650
|
|
|
return $return; |
|
651
|
|
|
} |
|
652
|
|
|
|
|
653
|
|
|
/** |
|
654
|
|
|
* Gets the current count of objectives recorded in the database. |
|
655
|
|
|
* |
|
656
|
|
|
* @return int The current number of objectives recorder |
|
657
|
|
|
*/ |
|
658
|
|
|
public function get_objectives_count() |
|
659
|
|
|
{ |
|
660
|
|
|
$res = 0; |
|
661
|
|
|
if (!empty($this->objectives_count)) { |
|
662
|
|
|
$res = $this->objectives_count; |
|
663
|
|
|
} |
|
664
|
|
|
|
|
665
|
|
|
return $res; |
|
666
|
|
|
} |
|
667
|
|
|
|
|
668
|
|
|
/** |
|
669
|
|
|
* Gets the launch_data field found in imsmanifests (this is SCORM- or |
|
670
|
|
|
* AICC-related, really). |
|
671
|
|
|
* |
|
672
|
|
|
* @return string Launch data as found in imsmanifest and stored in |
|
673
|
|
|
* Chamilo (read only). Defaults to ''. |
|
674
|
|
|
*/ |
|
675
|
|
|
public function get_launch_data() |
|
676
|
|
|
{ |
|
677
|
|
|
if (!empty($this->launch_data)) { |
|
678
|
|
|
return str_replace( |
|
679
|
|
|
["\r", "\n", "'"], |
|
680
|
|
|
['\r', '\n', "\\'"], |
|
681
|
|
|
$this->launch_data |
|
682
|
|
|
); |
|
683
|
|
|
} |
|
684
|
|
|
|
|
685
|
|
|
return ''; |
|
686
|
|
|
} |
|
687
|
|
|
|
|
688
|
|
|
/** |
|
689
|
|
|
* Gets the lesson location. |
|
690
|
|
|
* |
|
691
|
|
|
* @return string lesson location as recorded by the SCORM and AICC |
|
692
|
|
|
* elements. Defaults to '' |
|
693
|
|
|
*/ |
|
694
|
|
|
public function get_lesson_location() |
|
695
|
|
|
{ |
|
696
|
|
|
if (!empty($this->lesson_location)) { |
|
697
|
|
|
return str_replace( |
|
698
|
|
|
["\r", "\n", "'"], |
|
699
|
|
|
['\r', '\n', "\\'"], |
|
700
|
|
|
$this->lesson_location |
|
701
|
|
|
); |
|
702
|
|
|
} |
|
703
|
|
|
|
|
704
|
|
|
return ''; |
|
705
|
|
|
} |
|
706
|
|
|
|
|
707
|
|
|
/** |
|
708
|
|
|
* Gets the lesson_mode (scorm feature, but might be used by aicc as well |
|
709
|
|
|
* as chamilo paths). |
|
710
|
|
|
* |
|
711
|
|
|
* The "browse" mode is not supported yet (because there is no such way of |
|
712
|
|
|
* seeing a sco in Chamilo) |
|
713
|
|
|
* |
|
714
|
|
|
* @return string 'browse','normal' or 'review'. Defaults to 'normal' |
|
715
|
|
|
*/ |
|
716
|
|
|
public function get_lesson_mode() |
|
717
|
|
|
{ |
|
718
|
|
|
$mode = 'normal'; |
|
719
|
|
|
if (0 != $this->get_prevent_reinit()) { |
|
720
|
|
|
// If prevent_reinit == 0 |
|
721
|
|
|
$my_status = $this->get_status(); |
|
722
|
|
|
if ($my_status != $this->possible_status[0] && $my_status != $this->possible_status[1]) { |
|
723
|
|
|
$mode = 'review'; |
|
724
|
|
|
} |
|
725
|
|
|
} |
|
726
|
|
|
|
|
727
|
|
|
return $mode; |
|
728
|
|
|
} |
|
729
|
|
|
|
|
730
|
|
|
/** |
|
731
|
|
|
* Gets the depth level. |
|
732
|
|
|
* |
|
733
|
|
|
* @return int Level. Defaults to 0 |
|
734
|
|
|
*/ |
|
735
|
|
|
public function get_level() |
|
736
|
|
|
{ |
|
737
|
|
|
if (empty($this->level)) { |
|
738
|
|
|
return 0; |
|
739
|
|
|
} |
|
740
|
|
|
|
|
741
|
|
|
return $this->level; |
|
742
|
|
|
} |
|
743
|
|
|
|
|
744
|
|
|
/** |
|
745
|
|
|
* Gets the mastery score. |
|
746
|
|
|
*/ |
|
747
|
|
|
public function get_mastery_score() |
|
748
|
|
|
{ |
|
749
|
|
|
if (isset($this->mastery_score)) { |
|
750
|
|
|
return $this->mastery_score; |
|
751
|
|
|
} |
|
752
|
|
|
|
|
753
|
|
|
return -1; |
|
754
|
|
|
} |
|
755
|
|
|
|
|
756
|
|
|
/** |
|
757
|
|
|
* Gets the maximum (score). |
|
758
|
|
|
* |
|
759
|
|
|
* @return int Maximum score. Defaults to 100 if nothing else is defined |
|
760
|
|
|
*/ |
|
761
|
|
|
public function get_max() |
|
762
|
|
|
{ |
|
763
|
|
|
if ('sco' === $this->type) { |
|
764
|
|
|
if (!empty($this->view_max_score) && $this->view_max_score > 0) { |
|
765
|
|
|
return $this->view_max_score; |
|
766
|
|
|
} else { |
|
767
|
|
|
if (!empty($this->max_score)) { |
|
768
|
|
|
return $this->max_score; |
|
769
|
|
|
} |
|
770
|
|
|
|
|
771
|
|
|
return 100; |
|
772
|
|
|
} |
|
773
|
|
|
} else { |
|
774
|
|
|
if (!empty($this->max_score)) { |
|
775
|
|
|
return $this->max_score; |
|
776
|
|
|
} |
|
777
|
|
|
|
|
778
|
|
|
return 100; |
|
779
|
|
|
} |
|
780
|
|
|
} |
|
781
|
|
|
|
|
782
|
|
|
/** |
|
783
|
|
|
* Gets the maximum time allowed for this user in this attempt on this item. |
|
784
|
|
|
* |
|
785
|
|
|
* @return string Time string in SCORM format |
|
786
|
|
|
* (HH:MM:SS or HH:MM:SS.SS or HHHH:MM:SS.SS) |
|
787
|
|
|
*/ |
|
788
|
|
|
public function get_max_time_allowed() |
|
789
|
|
|
{ |
|
790
|
|
|
if (!empty($this->max_time_allowed)) { |
|
791
|
|
|
return $this->max_time_allowed; |
|
792
|
|
|
} |
|
793
|
|
|
|
|
794
|
|
|
return ''; |
|
795
|
|
|
} |
|
796
|
|
|
|
|
797
|
|
|
/** |
|
798
|
|
|
* Gets the minimum (score). |
|
799
|
|
|
* |
|
800
|
|
|
* @return int Minimum score. Defaults to 0 |
|
801
|
|
|
*/ |
|
802
|
|
|
public function get_min() |
|
803
|
|
|
{ |
|
804
|
|
|
if (!empty($this->min_score)) { |
|
805
|
|
|
return $this->min_score; |
|
806
|
|
|
} |
|
807
|
|
|
|
|
808
|
|
|
return 0; |
|
809
|
|
|
} |
|
810
|
|
|
|
|
811
|
|
|
/** |
|
812
|
|
|
* Gets the parent ID. |
|
813
|
|
|
* |
|
814
|
|
|
* @return int Parent ID. Defaults to null |
|
815
|
|
|
*/ |
|
816
|
|
|
public function get_parent() |
|
817
|
|
|
{ |
|
818
|
|
|
if (!empty($this->parent)) { |
|
819
|
|
|
return $this->parent; |
|
820
|
|
|
} |
|
821
|
|
|
// TODO: Check this return value is valid for children classes (SCORM?). |
|
822
|
|
|
return null; |
|
823
|
|
|
} |
|
824
|
|
|
|
|
825
|
|
|
/** |
|
826
|
|
|
* Gets the path attribute. |
|
827
|
|
|
* |
|
828
|
|
|
* @return string Path. Defaults to '' |
|
829
|
|
|
*/ |
|
830
|
|
|
public function get_path() |
|
831
|
|
|
{ |
|
832
|
|
|
if (empty($this->path)) { |
|
833
|
|
|
return ''; |
|
834
|
|
|
} |
|
835
|
|
|
|
|
836
|
|
|
return $this->path; |
|
837
|
|
|
} |
|
838
|
|
|
|
|
839
|
|
|
/** |
|
840
|
|
|
* Gets the prerequisites string. |
|
841
|
|
|
* |
|
842
|
|
|
* @return string empty string or prerequisites string if defined |
|
843
|
|
|
*/ |
|
844
|
|
|
public function get_prereq_string() |
|
845
|
|
|
{ |
|
846
|
|
|
if (!empty($this->prereq_string)) { |
|
847
|
|
|
return $this->prereq_string; |
|
848
|
|
|
} |
|
849
|
|
|
|
|
850
|
|
|
return ''; |
|
851
|
|
|
} |
|
852
|
|
|
|
|
853
|
|
|
/** |
|
854
|
|
|
* Gets the prevent_reinit attribute value (and sets it if not set already). |
|
855
|
|
|
* |
|
856
|
|
|
* @return int 1 or 0 (defaults to 1) |
|
857
|
|
|
*/ |
|
858
|
|
|
public function get_prevent_reinit() |
|
859
|
|
|
{ |
|
860
|
|
|
if (self::DEBUG > 2) { |
|
861
|
|
|
error_log('learnpathItem::get_prevent_reinit()', 0); |
|
862
|
|
|
} |
|
863
|
|
|
if (!isset($this->prevent_reinit)) { |
|
864
|
|
|
if (!empty($this->lp_id)) { |
|
865
|
|
|
$table = Database::get_course_table(TABLE_LP_MAIN); |
|
866
|
|
|
$sql = "SELECT prevent_reinit |
|
867
|
|
|
FROM $table |
|
868
|
|
|
WHERE iid = ".$this->lp_id; |
|
869
|
|
|
$res = Database::query($sql); |
|
870
|
|
|
if (Database::num_rows($res) < 1) { |
|
871
|
|
|
$this->error = 'Could not find parent learnpath in lp table'; |
|
872
|
|
|
if (self::DEBUG > 2) { |
|
873
|
|
|
error_log( |
|
874
|
|
|
'LearnpathItem::get_prevent_reinit() - Returning false', |
|
875
|
|
|
0 |
|
876
|
|
|
); |
|
877
|
|
|
} |
|
878
|
|
|
|
|
879
|
|
|
return false; |
|
880
|
|
|
} else { |
|
881
|
|
|
$row = Database::fetch_array($res); |
|
882
|
|
|
$this->prevent_reinit = $row['prevent_reinit']; |
|
883
|
|
|
} |
|
884
|
|
|
} else { |
|
885
|
|
|
// Prevent reinit is always 1 by default - see learnpath.class.php |
|
886
|
|
|
$this->prevent_reinit = 1; |
|
887
|
|
|
} |
|
888
|
|
|
} |
|
889
|
|
|
if (self::DEBUG > 2) { |
|
890
|
|
|
error_log('End of learnpathItem::get_prevent_reinit() - Returned '.$this->prevent_reinit); |
|
891
|
|
|
} |
|
892
|
|
|
|
|
893
|
|
|
return $this->prevent_reinit; |
|
894
|
|
|
} |
|
895
|
|
|
|
|
896
|
|
|
/** |
|
897
|
|
|
* Returns 1 if seriousgame_mode is activated, 0 otherwise. |
|
898
|
|
|
* |
|
899
|
|
|
* @return int (0 or 1) |
|
900
|
|
|
* |
|
901
|
|
|
* @deprecated seriousgame_mode seems not to be used |
|
902
|
|
|
* |
|
903
|
|
|
* @author ndiechburg <[email protected]> |
|
904
|
|
|
*/ |
|
905
|
|
|
public function get_seriousgame_mode() |
|
906
|
|
|
{ |
|
907
|
|
|
if (!isset($this->seriousgame_mode)) { |
|
908
|
|
|
if (!empty($this->lp_id)) { |
|
909
|
|
|
$table = Database::get_course_table(TABLE_LP_MAIN); |
|
910
|
|
|
$sql = "SELECT seriousgame_mode |
|
911
|
|
|
FROM $table |
|
912
|
|
|
WHERE iid = ".$this->lp_id; |
|
913
|
|
|
$res = Database::query($sql); |
|
914
|
|
|
if (Database::num_rows($res) < 1) { |
|
915
|
|
|
$this->error = 'Could not find parent learnpath in learnpath table'; |
|
916
|
|
|
|
|
917
|
|
|
return false; |
|
918
|
|
|
} else { |
|
919
|
|
|
$row = Database::fetch_array($res); |
|
920
|
|
|
$this->seriousgame_mode = isset($row['seriousgame_mode']) ? $row['seriousgame_mode'] : 0; |
|
921
|
|
|
} |
|
922
|
|
|
} else { |
|
923
|
|
|
$this->seriousgame_mode = 0; //SeriousGame mode is always off by default |
|
924
|
|
|
} |
|
925
|
|
|
} |
|
926
|
|
|
|
|
927
|
|
|
return $this->seriousgame_mode; |
|
928
|
|
|
} |
|
929
|
|
|
|
|
930
|
|
|
/** |
|
931
|
|
|
* Gets the item's reference column. |
|
932
|
|
|
* |
|
933
|
|
|
* @return string The item's reference field (generally used for SCORM identifiers) |
|
934
|
|
|
*/ |
|
935
|
|
|
public function get_ref() |
|
936
|
|
|
{ |
|
937
|
|
|
return $this->ref; |
|
938
|
|
|
} |
|
939
|
|
|
|
|
940
|
|
|
/** |
|
941
|
|
|
* Gets the list of included resources as a list of absolute or relative |
|
942
|
|
|
* paths of resources included in the current item. This allows for a |
|
943
|
|
|
* better SCORM export. The list will generally include pictures, flash |
|
944
|
|
|
* objects, java applets, or any other stuff included in the source of the |
|
945
|
|
|
* current item. The current item is expected to be an HTML file. If it |
|
946
|
|
|
* is not, then the function will return and empty list. |
|
947
|
|
|
* |
|
948
|
|
|
* @param string $type (one of the Chamilo tools) - optional (otherwise takes the current item's type) |
|
949
|
|
|
* @param string $abs_path absolute file path - optional (otherwise takes the current item's path) |
|
950
|
|
|
* @param int $recursivity level of recursivity we're in |
|
951
|
|
|
* |
|
952
|
|
|
* @return array List of file paths. |
|
953
|
|
|
* An additional field containing 'local' or 'remote' helps determine if |
|
954
|
|
|
* the file should be copied into the zip or just linked |
|
955
|
|
|
*/ |
|
956
|
|
|
public function get_resources_from_source( |
|
957
|
|
|
$type = null, |
|
958
|
|
|
$abs_path = null, |
|
959
|
|
|
$recursivity = 1 |
|
960
|
|
|
) { |
|
961
|
|
|
$max = 5; |
|
962
|
|
|
if ($recursivity > $max) { |
|
963
|
|
|
return []; |
|
964
|
|
|
} |
|
965
|
|
|
|
|
966
|
|
|
$type = empty($type) ? $this->get_type() : $type; |
|
967
|
|
|
|
|
968
|
|
|
if (!isset($abs_path)) { |
|
969
|
|
|
$path = $this->get_file_path(); |
|
970
|
|
|
$abs_path = api_get_path(SYS_COURSE_PATH).api_get_course_path().'/'.$path; |
|
|
|
|
|
|
971
|
|
|
} |
|
972
|
|
|
|
|
973
|
|
|
$files_list = []; |
|
974
|
|
|
switch ($type) { |
|
975
|
|
|
case TOOL_DOCUMENT: |
|
976
|
|
|
case TOOL_QUIZ: |
|
977
|
|
|
case 'sco': |
|
978
|
|
|
// Get the document and, if HTML, open it. |
|
979
|
|
|
if (!is_file($abs_path)) { |
|
980
|
|
|
// The file could not be found. |
|
981
|
|
|
return false; |
|
982
|
|
|
} |
|
983
|
|
|
|
|
984
|
|
|
// for now, read the whole file in one go (that's gonna be |
|
985
|
|
|
// a problem when the file is too big). |
|
986
|
|
|
$info = pathinfo($abs_path); |
|
987
|
|
|
$ext = $info['extension']; |
|
988
|
|
|
|
|
989
|
|
|
switch (strtolower($ext)) { |
|
990
|
|
|
case 'html': |
|
991
|
|
|
case 'htm': |
|
992
|
|
|
case 'shtml': |
|
993
|
|
|
case 'css': |
|
994
|
|
|
$wantedAttributes = [ |
|
995
|
|
|
'src', |
|
996
|
|
|
'url', |
|
997
|
|
|
'@import', |
|
998
|
|
|
'href', |
|
999
|
|
|
'value', |
|
1000
|
|
|
]; |
|
1001
|
|
|
|
|
1002
|
|
|
// Parse it for included resources. |
|
1003
|
|
|
$fileContent = file_get_contents($abs_path); |
|
1004
|
|
|
// Get an array of attributes from the HTML source. |
|
1005
|
|
|
$attributes = DocumentManager::parse_HTML_attributes( |
|
1006
|
|
|
$fileContent, |
|
1007
|
|
|
$wantedAttributes |
|
1008
|
|
|
); |
|
1009
|
|
|
|
|
1010
|
|
|
// Look at 'src' attributes in this file |
|
1011
|
|
|
foreach ($wantedAttributes as $attr) { |
|
1012
|
|
|
if (isset($attributes[$attr])) { |
|
1013
|
|
|
// Find which kind of path these are (local or remote). |
|
1014
|
|
|
$sources = $attributes[$attr]; |
|
1015
|
|
|
|
|
1016
|
|
|
foreach ($sources as $source) { |
|
1017
|
|
|
// Skip what is obviously not a resource. |
|
1018
|
|
|
if (strpos($source, "+this.")) { |
|
1019
|
|
|
continue; |
|
1020
|
|
|
} // javascript code - will still work unaltered. |
|
1021
|
|
|
if (false === strpos($source, '.')) { |
|
1022
|
|
|
continue; |
|
1023
|
|
|
} // No dot, should not be an external file anyway. |
|
1024
|
|
|
if (strpos($source, 'mailto:')) { |
|
1025
|
|
|
continue; |
|
1026
|
|
|
} // mailto link. |
|
1027
|
|
|
if (strpos($source, ';') && |
|
1028
|
|
|
!strpos($source, '&') |
|
1029
|
|
|
) { |
|
1030
|
|
|
continue; |
|
1031
|
|
|
} // Avoid code - that should help. |
|
1032
|
|
|
|
|
1033
|
|
|
if ('value' == $attr) { |
|
1034
|
|
|
if (strpos($source, 'mp3file')) { |
|
1035
|
|
|
$files_list[] = [ |
|
1036
|
|
|
substr( |
|
1037
|
|
|
$source, |
|
1038
|
|
|
0, |
|
1039
|
|
|
strpos( |
|
1040
|
|
|
$source, |
|
1041
|
|
|
'.swf' |
|
1042
|
|
|
) + 4 |
|
1043
|
|
|
), |
|
1044
|
|
|
'local', |
|
1045
|
|
|
'abs', |
|
1046
|
|
|
]; |
|
1047
|
|
|
$mp3file = substr( |
|
1048
|
|
|
$source, |
|
1049
|
|
|
strpos( |
|
1050
|
|
|
$source, |
|
1051
|
|
|
'mp3file=' |
|
1052
|
|
|
) + 8 |
|
1053
|
|
|
); |
|
1054
|
|
|
if ('/' == substr($mp3file, 0, 1)) { |
|
1055
|
|
|
$files_list[] = [ |
|
1056
|
|
|
$mp3file, |
|
1057
|
|
|
'local', |
|
1058
|
|
|
'abs', |
|
1059
|
|
|
]; |
|
1060
|
|
|
} else { |
|
1061
|
|
|
$files_list[] = [ |
|
1062
|
|
|
$mp3file, |
|
1063
|
|
|
'local', |
|
1064
|
|
|
'rel', |
|
1065
|
|
|
]; |
|
1066
|
|
|
} |
|
1067
|
|
|
} elseif (0 === strpos($source, 'flv=')) { |
|
1068
|
|
|
$source = substr($source, 4); |
|
1069
|
|
|
if (strpos($source, '&') > 0) { |
|
1070
|
|
|
$source = substr( |
|
1071
|
|
|
$source, |
|
1072
|
|
|
0, |
|
1073
|
|
|
strpos($source, '&') |
|
1074
|
|
|
); |
|
1075
|
|
|
} |
|
1076
|
|
|
if (strpos($source, '://') > 0) { |
|
1077
|
|
|
if (false !== strpos($source, api_get_path(WEB_PATH))) { |
|
1078
|
|
|
// We found the current portal url. |
|
1079
|
|
|
$files_list[] = [ |
|
1080
|
|
|
$source, |
|
1081
|
|
|
'local', |
|
1082
|
|
|
'url', |
|
1083
|
|
|
]; |
|
1084
|
|
|
} else { |
|
1085
|
|
|
// We didn't find any trace of current portal. |
|
1086
|
|
|
$files_list[] = [ |
|
1087
|
|
|
$source, |
|
1088
|
|
|
'remote', |
|
1089
|
|
|
'url', |
|
1090
|
|
|
]; |
|
1091
|
|
|
} |
|
1092
|
|
|
} else { |
|
1093
|
|
|
$files_list[] = [ |
|
1094
|
|
|
$source, |
|
1095
|
|
|
'local', |
|
1096
|
|
|
'abs', |
|
1097
|
|
|
]; |
|
1098
|
|
|
} |
|
1099
|
|
|
continue; // Skipping anything else to avoid two entries |
|
1100
|
|
|
//(while the others can have sub-files in their url, flv's can't). |
|
1101
|
|
|
} |
|
1102
|
|
|
} |
|
1103
|
|
|
|
|
1104
|
|
|
if (strpos($source, '://') > 0) { |
|
1105
|
|
|
// Cut at '?' in a URL with params. |
|
1106
|
|
|
if (strpos($source, '?') > 0) { |
|
1107
|
|
|
$second_part = substr( |
|
1108
|
|
|
$source, |
|
1109
|
|
|
strpos($source, '?') |
|
1110
|
|
|
); |
|
1111
|
|
|
if (strpos($second_part, '://') > 0) { |
|
1112
|
|
|
// If the second part of the url contains a url too, |
|
1113
|
|
|
// treat the second one before cutting. |
|
1114
|
|
|
$pos1 = strpos( |
|
1115
|
|
|
$second_part, |
|
1116
|
|
|
'=' |
|
1117
|
|
|
); |
|
1118
|
|
|
$pos2 = strpos( |
|
1119
|
|
|
$second_part, |
|
1120
|
|
|
'&' |
|
1121
|
|
|
); |
|
1122
|
|
|
$second_part = substr( |
|
1123
|
|
|
$second_part, |
|
1124
|
|
|
$pos1 + 1, |
|
1125
|
|
|
$pos2 - ($pos1 + 1) |
|
1126
|
|
|
); |
|
1127
|
|
|
if (false !== strpos($second_part, api_get_path(WEB_PATH))) { |
|
1128
|
|
|
// We found the current portal url. |
|
1129
|
|
|
$files_list[] = [ |
|
1130
|
|
|
$second_part, |
|
1131
|
|
|
'local', |
|
1132
|
|
|
'url', |
|
1133
|
|
|
]; |
|
1134
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
|
|
|
|
|
1135
|
|
|
TOOL_DOCUMENT, |
|
1136
|
|
|
$second_part, |
|
1137
|
|
|
$recursivity + 1 |
|
1138
|
|
|
); |
|
1139
|
|
|
if (count($in_files_list) > 0) { |
|
1140
|
|
|
$files_list = array_merge( |
|
1141
|
|
|
$files_list, |
|
1142
|
|
|
$in_files_list |
|
1143
|
|
|
); |
|
1144
|
|
|
} |
|
1145
|
|
|
} else { |
|
1146
|
|
|
// We didn't find any trace of current portal. |
|
1147
|
|
|
$files_list[] = [ |
|
1148
|
|
|
$second_part, |
|
1149
|
|
|
'remote', |
|
1150
|
|
|
'url', |
|
1151
|
|
|
]; |
|
1152
|
|
|
} |
|
1153
|
|
|
} elseif (strpos($second_part, '=') > 0) { |
|
1154
|
|
|
if ('/' === substr($second_part, 0, 1)) { |
|
1155
|
|
|
// Link starts with a /, |
|
1156
|
|
|
// making it absolute (relative to DocumentRoot). |
|
1157
|
|
|
$files_list[] = [ |
|
1158
|
|
|
$second_part, |
|
1159
|
|
|
'local', |
|
1160
|
|
|
'abs', |
|
1161
|
|
|
]; |
|
1162
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
1163
|
|
|
TOOL_DOCUMENT, |
|
1164
|
|
|
$second_part, |
|
1165
|
|
|
$recursivity + 1 |
|
1166
|
|
|
); |
|
1167
|
|
|
if (count($in_files_list) > 0) { |
|
1168
|
|
|
$files_list = array_merge( |
|
1169
|
|
|
$files_list, |
|
1170
|
|
|
$in_files_list |
|
1171
|
|
|
); |
|
1172
|
|
|
} |
|
1173
|
|
|
} elseif (0 === strstr($second_part, '..')) { |
|
1174
|
|
|
// Link is relative but going back in the hierarchy. |
|
1175
|
|
|
$files_list[] = [ |
|
1176
|
|
|
$second_part, |
|
1177
|
|
|
'local', |
|
1178
|
|
|
'rel', |
|
1179
|
|
|
]; |
|
1180
|
|
|
$dir = dirname( |
|
1181
|
|
|
$abs_path |
|
1182
|
|
|
); |
|
1183
|
|
|
$new_abs_path = realpath( |
|
1184
|
|
|
$dir.'/'.$second_part |
|
1185
|
|
|
); |
|
1186
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
1187
|
|
|
TOOL_DOCUMENT, |
|
1188
|
|
|
$new_abs_path, |
|
1189
|
|
|
$recursivity + 1 |
|
1190
|
|
|
); |
|
1191
|
|
|
if (count($in_files_list) > 0) { |
|
1192
|
|
|
$files_list = array_merge( |
|
1193
|
|
|
$files_list, |
|
1194
|
|
|
$in_files_list |
|
1195
|
|
|
); |
|
1196
|
|
|
} |
|
1197
|
|
|
} else { |
|
1198
|
|
|
// No starting '/', making it relative to current document's path. |
|
1199
|
|
|
if ('./' == substr($second_part, 0, 2)) { |
|
1200
|
|
|
$second_part = substr( |
|
1201
|
|
|
$second_part, |
|
1202
|
|
|
2 |
|
1203
|
|
|
); |
|
1204
|
|
|
} |
|
1205
|
|
|
$files_list[] = [ |
|
1206
|
|
|
$second_part, |
|
1207
|
|
|
'local', |
|
1208
|
|
|
'rel', |
|
1209
|
|
|
]; |
|
1210
|
|
|
$dir = dirname( |
|
1211
|
|
|
$abs_path |
|
1212
|
|
|
); |
|
1213
|
|
|
$new_abs_path = realpath( |
|
1214
|
|
|
$dir.'/'.$second_part |
|
1215
|
|
|
); |
|
1216
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
1217
|
|
|
TOOL_DOCUMENT, |
|
1218
|
|
|
$new_abs_path, |
|
1219
|
|
|
$recursivity + 1 |
|
1220
|
|
|
); |
|
1221
|
|
|
if (count($in_files_list) > 0) { |
|
1222
|
|
|
$files_list = array_merge( |
|
1223
|
|
|
$files_list, |
|
1224
|
|
|
$in_files_list |
|
1225
|
|
|
); |
|
1226
|
|
|
} |
|
1227
|
|
|
} |
|
1228
|
|
|
} |
|
1229
|
|
|
// Leave that second part behind now. |
|
1230
|
|
|
$source = substr( |
|
1231
|
|
|
$source, |
|
1232
|
|
|
0, |
|
1233
|
|
|
strpos($source, '?') |
|
1234
|
|
|
); |
|
1235
|
|
|
if (strpos($source, '://') > 0) { |
|
1236
|
|
|
if (false !== strpos($source, api_get_path(WEB_PATH))) { |
|
1237
|
|
|
// We found the current portal url. |
|
1238
|
|
|
$files_list[] = [ |
|
1239
|
|
|
$source, |
|
1240
|
|
|
'local', |
|
1241
|
|
|
'url', |
|
1242
|
|
|
]; |
|
1243
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
1244
|
|
|
TOOL_DOCUMENT, |
|
1245
|
|
|
$source, |
|
1246
|
|
|
$recursivity + 1 |
|
1247
|
|
|
); |
|
1248
|
|
|
if (count($in_files_list) > 0) { |
|
1249
|
|
|
$files_list = array_merge( |
|
1250
|
|
|
$files_list, |
|
1251
|
|
|
$in_files_list |
|
1252
|
|
|
); |
|
1253
|
|
|
} |
|
1254
|
|
|
} else { |
|
1255
|
|
|
// We didn't find any trace of current portal. |
|
1256
|
|
|
$files_list[] = [ |
|
1257
|
|
|
$source, |
|
1258
|
|
|
'remote', |
|
1259
|
|
|
'url', |
|
1260
|
|
|
]; |
|
1261
|
|
|
} |
|
1262
|
|
|
} else { |
|
1263
|
|
|
// No protocol found, make link local. |
|
1264
|
|
|
if ('/' === substr($source, 0, 1)) { |
|
1265
|
|
|
// Link starts with a /, making it absolute (relative to DocumentRoot). |
|
1266
|
|
|
$files_list[] = [ |
|
1267
|
|
|
$source, |
|
1268
|
|
|
'local', |
|
1269
|
|
|
'abs', |
|
1270
|
|
|
]; |
|
1271
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
1272
|
|
|
TOOL_DOCUMENT, |
|
1273
|
|
|
$source, |
|
1274
|
|
|
$recursivity + 1 |
|
1275
|
|
|
); |
|
1276
|
|
|
if (count($in_files_list) > 0) { |
|
1277
|
|
|
$files_list = array_merge( |
|
1278
|
|
|
$files_list, |
|
1279
|
|
|
$in_files_list |
|
1280
|
|
|
); |
|
1281
|
|
|
} |
|
1282
|
|
|
} elseif (0 === strstr($source, '..')) { |
|
1283
|
|
|
// Link is relative but going back in the hierarchy. |
|
1284
|
|
|
$files_list[] = [ |
|
1285
|
|
|
$source, |
|
1286
|
|
|
'local', |
|
1287
|
|
|
'rel', |
|
1288
|
|
|
]; |
|
1289
|
|
|
$dir = dirname( |
|
1290
|
|
|
$abs_path |
|
1291
|
|
|
); |
|
1292
|
|
|
$new_abs_path = realpath( |
|
1293
|
|
|
$dir.'/'.$source |
|
1294
|
|
|
); |
|
1295
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
1296
|
|
|
TOOL_DOCUMENT, |
|
1297
|
|
|
$new_abs_path, |
|
1298
|
|
|
$recursivity + 1 |
|
1299
|
|
|
); |
|
1300
|
|
|
if (count($in_files_list) > 0) { |
|
1301
|
|
|
$files_list = array_merge( |
|
1302
|
|
|
$files_list, |
|
1303
|
|
|
$in_files_list |
|
1304
|
|
|
); |
|
1305
|
|
|
} |
|
1306
|
|
|
} else { |
|
1307
|
|
|
// No starting '/', making it relative to current document's path. |
|
1308
|
|
|
if ('./' == substr($source, 0, 2)) { |
|
1309
|
|
|
$source = substr( |
|
1310
|
|
|
$source, |
|
1311
|
|
|
2 |
|
1312
|
|
|
); |
|
1313
|
|
|
} |
|
1314
|
|
|
$files_list[] = [ |
|
1315
|
|
|
$source, |
|
1316
|
|
|
'local', |
|
1317
|
|
|
'rel', |
|
1318
|
|
|
]; |
|
1319
|
|
|
$dir = dirname( |
|
1320
|
|
|
$abs_path |
|
1321
|
|
|
); |
|
1322
|
|
|
$new_abs_path = realpath( |
|
1323
|
|
|
$dir.'/'.$source |
|
1324
|
|
|
); |
|
1325
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
1326
|
|
|
TOOL_DOCUMENT, |
|
1327
|
|
|
$new_abs_path, |
|
1328
|
|
|
$recursivity + 1 |
|
1329
|
|
|
); |
|
1330
|
|
|
if (count($in_files_list) > 0) { |
|
1331
|
|
|
$files_list = array_merge( |
|
1332
|
|
|
$files_list, |
|
1333
|
|
|
$in_files_list |
|
1334
|
|
|
); |
|
1335
|
|
|
} |
|
1336
|
|
|
} |
|
1337
|
|
|
} |
|
1338
|
|
|
} |
|
1339
|
|
|
|
|
1340
|
|
|
// Found some protocol there. |
|
1341
|
|
|
if (false !== strpos($source, api_get_path(WEB_PATH))) { |
|
1342
|
|
|
// We found the current portal url. |
|
1343
|
|
|
$files_list[] = [ |
|
1344
|
|
|
$source, |
|
1345
|
|
|
'local', |
|
1346
|
|
|
'url', |
|
1347
|
|
|
]; |
|
1348
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
1349
|
|
|
TOOL_DOCUMENT, |
|
1350
|
|
|
$source, |
|
1351
|
|
|
$recursivity + 1 |
|
1352
|
|
|
); |
|
1353
|
|
|
if (count($in_files_list) > 0) { |
|
1354
|
|
|
$files_list = array_merge( |
|
1355
|
|
|
$files_list, |
|
1356
|
|
|
$in_files_list |
|
1357
|
|
|
); |
|
1358
|
|
|
} |
|
1359
|
|
|
} else { |
|
1360
|
|
|
// We didn't find any trace of current portal. |
|
1361
|
|
|
$files_list[] = [ |
|
1362
|
|
|
$source, |
|
1363
|
|
|
'remote', |
|
1364
|
|
|
'url', |
|
1365
|
|
|
]; |
|
1366
|
|
|
} |
|
1367
|
|
|
} else { |
|
1368
|
|
|
// No protocol found, make link local. |
|
1369
|
|
|
if ('/' === substr($source, 0, 1)) { |
|
1370
|
|
|
// Link starts with a /, making it absolute (relative to DocumentRoot). |
|
1371
|
|
|
$files_list[] = [ |
|
1372
|
|
|
$source, |
|
1373
|
|
|
'local', |
|
1374
|
|
|
'abs', |
|
1375
|
|
|
]; |
|
1376
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
1377
|
|
|
TOOL_DOCUMENT, |
|
1378
|
|
|
$source, |
|
1379
|
|
|
$recursivity + 1 |
|
1380
|
|
|
); |
|
1381
|
|
|
if (count($in_files_list) > 0) { |
|
1382
|
|
|
$files_list = array_merge( |
|
1383
|
|
|
$files_list, |
|
1384
|
|
|
$in_files_list |
|
1385
|
|
|
); |
|
1386
|
|
|
} |
|
1387
|
|
|
} elseif (0 === strstr($source, '..')) { |
|
1388
|
|
|
// Link is relative but going back in the hierarchy. |
|
1389
|
|
|
$files_list[] = [ |
|
1390
|
|
|
$source, |
|
1391
|
|
|
'local', |
|
1392
|
|
|
'rel', |
|
1393
|
|
|
]; |
|
1394
|
|
|
$dir = dirname($abs_path); |
|
1395
|
|
|
$new_abs_path = realpath( |
|
1396
|
|
|
$dir.'/'.$source |
|
1397
|
|
|
); |
|
1398
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
1399
|
|
|
TOOL_DOCUMENT, |
|
1400
|
|
|
$new_abs_path, |
|
1401
|
|
|
$recursivity + 1 |
|
1402
|
|
|
); |
|
1403
|
|
|
if (count($in_files_list) > 0) { |
|
1404
|
|
|
$files_list = array_merge( |
|
1405
|
|
|
$files_list, |
|
1406
|
|
|
$in_files_list |
|
1407
|
|
|
); |
|
1408
|
|
|
} |
|
1409
|
|
|
} else { |
|
1410
|
|
|
// No starting '/', making it relative to current document's path. |
|
1411
|
|
|
if (strpos($source, 'width=') || |
|
1412
|
|
|
strpos($source, 'autostart=') |
|
1413
|
|
|
) { |
|
1414
|
|
|
continue; |
|
1415
|
|
|
} |
|
1416
|
|
|
|
|
1417
|
|
|
if ('./' == substr($source, 0, 2)) { |
|
1418
|
|
|
$source = substr( |
|
1419
|
|
|
$source, |
|
1420
|
|
|
2 |
|
1421
|
|
|
); |
|
1422
|
|
|
} |
|
1423
|
|
|
$files_list[] = [ |
|
1424
|
|
|
$source, |
|
1425
|
|
|
'local', |
|
1426
|
|
|
'rel', |
|
1427
|
|
|
]; |
|
1428
|
|
|
$dir = dirname($abs_path); |
|
1429
|
|
|
$new_abs_path = realpath( |
|
1430
|
|
|
$dir.'/'.$source |
|
1431
|
|
|
); |
|
1432
|
|
|
$in_files_list[] = self::get_resources_from_source( |
|
1433
|
|
|
TOOL_DOCUMENT, |
|
1434
|
|
|
$new_abs_path, |
|
1435
|
|
|
$recursivity + 1 |
|
1436
|
|
|
); |
|
1437
|
|
|
if (count($in_files_list) > 0) { |
|
1438
|
|
|
$files_list = array_merge( |
|
1439
|
|
|
$files_list, |
|
1440
|
|
|
$in_files_list |
|
1441
|
|
|
); |
|
1442
|
|
|
} |
|
1443
|
|
|
} |
|
1444
|
|
|
} |
|
1445
|
|
|
} |
|
1446
|
|
|
} |
|
1447
|
|
|
} |
|
1448
|
|
|
break; |
|
1449
|
|
|
default: |
|
1450
|
|
|
break; |
|
1451
|
|
|
} |
|
1452
|
|
|
|
|
1453
|
|
|
break; |
|
1454
|
|
|
default: // Ignore. |
|
1455
|
|
|
break; |
|
1456
|
|
|
} |
|
1457
|
|
|
|
|
1458
|
|
|
$checked_files_list = []; |
|
1459
|
|
|
$checked_array_list = []; |
|
1460
|
|
|
foreach ($files_list as $idx => $file) { |
|
1461
|
|
|
if (!empty($file[0])) { |
|
1462
|
|
|
if (!in_array($file[0], $checked_files_list)) { |
|
1463
|
|
|
$checked_files_list[] = $files_list[$idx][0]; |
|
1464
|
|
|
$checked_array_list[] = $files_list[$idx]; |
|
1465
|
|
|
} |
|
1466
|
|
|
} |
|
1467
|
|
|
} |
|
1468
|
|
|
|
|
1469
|
|
|
return $checked_array_list; |
|
1470
|
|
|
} |
|
1471
|
|
|
|
|
1472
|
|
|
/** |
|
1473
|
|
|
* Gets the score. |
|
1474
|
|
|
* |
|
1475
|
|
|
* @return float The current score or 0 if no score set yet |
|
1476
|
|
|
*/ |
|
1477
|
|
|
public function get_score() |
|
1478
|
|
|
{ |
|
1479
|
|
|
$res = 0; |
|
1480
|
|
|
if (!empty($this->current_score)) { |
|
1481
|
|
|
$res = $this->current_score; |
|
1482
|
|
|
} |
|
1483
|
|
|
|
|
1484
|
|
|
return $res; |
|
1485
|
|
|
} |
|
1486
|
|
|
|
|
1487
|
|
|
/** |
|
1488
|
|
|
* Gets the item status. |
|
1489
|
|
|
* |
|
1490
|
|
|
* @param bool $check_db Do or don't check into the database for the |
|
1491
|
|
|
* latest value. Optional. Default is true |
|
1492
|
|
|
* @param bool $update_local Do or don't update the local attribute |
|
1493
|
|
|
* value with what's been found in DB |
|
1494
|
|
|
* |
|
1495
|
|
|
* @return string Current status or 'Not attempted' if no status set yet |
|
1496
|
|
|
*/ |
|
1497
|
|
|
public function get_status($check_db = true, $update_local = false) |
|
1498
|
|
|
{ |
|
1499
|
|
|
$debug = self::DEBUG; |
|
1500
|
|
|
if ($debug) { |
|
1501
|
|
|
error_log('learnpathItem::get_status() on item '.$this->db_id); |
|
1502
|
|
|
} |
|
1503
|
|
|
if ($check_db) { |
|
1504
|
|
|
if ($debug) { |
|
1505
|
|
|
error_log('learnpathItem::get_status(): checking db'); |
|
1506
|
|
|
} |
|
1507
|
|
|
if (!empty($this->db_item_view_id)) { |
|
1508
|
|
|
$table = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
|
1509
|
|
|
$sql = "SELECT status FROM $table |
|
1510
|
|
|
WHERE |
|
1511
|
|
|
iid = '".$this->db_item_view_id."' AND |
|
1512
|
|
|
view_count = '".$this->get_attempt_id()."'"; |
|
1513
|
|
|
$res = Database::query($sql); |
|
1514
|
|
|
if (1 == Database::num_rows($res)) { |
|
1515
|
|
|
$row = Database::fetch_array($res); |
|
1516
|
|
|
if ($update_local) { |
|
1517
|
|
|
$this->set_status($row['status']); |
|
1518
|
|
|
} |
|
1519
|
|
|
|
|
1520
|
|
|
return $row['status']; |
|
1521
|
|
|
} |
|
1522
|
|
|
} |
|
1523
|
|
|
} else { |
|
1524
|
|
|
if (!empty($this->status)) { |
|
1525
|
|
|
return $this->status; |
|
1526
|
|
|
} |
|
1527
|
|
|
} |
|
1528
|
|
|
|
|
1529
|
|
|
return $this->possible_status[0]; |
|
1530
|
|
|
} |
|
1531
|
|
|
|
|
1532
|
|
|
/** |
|
1533
|
|
|
* Gets the suspend data. |
|
1534
|
|
|
*/ |
|
1535
|
|
|
public function get_suspend_data() |
|
1536
|
|
|
{ |
|
1537
|
|
|
// TODO: Improve cleaning of breaklines ... it works but is it really |
|
1538
|
|
|
// a beautiful way to do it ? |
|
1539
|
|
|
if (!empty($this->current_data)) { |
|
1540
|
|
|
return str_replace( |
|
1541
|
|
|
["\r", "\n", "'"], |
|
1542
|
|
|
['\r', '\n', "\\'"], |
|
1543
|
|
|
$this->current_data |
|
1544
|
|
|
); |
|
1545
|
|
|
} |
|
1546
|
|
|
|
|
1547
|
|
|
return ''; |
|
1548
|
|
|
} |
|
1549
|
|
|
|
|
1550
|
|
|
/** |
|
1551
|
|
|
* @param string $origin |
|
1552
|
|
|
* @param string $time |
|
1553
|
|
|
* |
|
1554
|
|
|
* @return string |
|
1555
|
|
|
*/ |
|
1556
|
|
|
public static function getScormTimeFromParameter( |
|
1557
|
|
|
$origin = 'php', |
|
1558
|
|
|
$time = null |
|
1559
|
|
|
) { |
|
1560
|
|
|
$h = get_lang('h'); |
|
1561
|
|
|
if (!isset($time)) { |
|
1562
|
|
|
if ('js' == $origin) { |
|
1563
|
|
|
return '00 : 00: 00'; |
|
1564
|
|
|
} |
|
1565
|
|
|
|
|
1566
|
|
|
return '00 '.$h.' 00 \' 00"'; |
|
1567
|
|
|
} |
|
1568
|
|
|
|
|
1569
|
|
|
return api_format_time($time, $origin); |
|
1570
|
|
|
} |
|
1571
|
|
|
|
|
1572
|
|
|
/** |
|
1573
|
|
|
* Gets the total time spent on this item view so far. |
|
1574
|
|
|
* |
|
1575
|
|
|
* @param string $origin Origin of the request. If coming from PHP, |
|
1576
|
|
|
* send formatted as xxhxx'xx", otherwise use scorm format 00:00:00 |
|
1577
|
|
|
* @param int|null $given_time Given time is a default time to return formatted |
|
1578
|
|
|
* @param bool $query_db Whether to get the value from db or from memory |
|
1579
|
|
|
* |
|
1580
|
|
|
* @return string A string with the time in SCORM format |
|
1581
|
|
|
*/ |
|
1582
|
|
|
public function get_scorm_time( |
|
1583
|
|
|
$origin = 'php', |
|
1584
|
|
|
$given_time = null, |
|
1585
|
|
|
$query_db = false |
|
1586
|
|
|
) { |
|
1587
|
|
|
$time = null; |
|
1588
|
|
|
$courseId = $this->courseId; |
|
1589
|
|
|
if (empty($courseId)) { |
|
1590
|
|
|
$courseId = api_get_course_int_id(); |
|
1591
|
|
|
} |
|
1592
|
|
|
|
|
1593
|
|
|
$courseId = (int) $courseId; |
|
1594
|
|
|
if (!isset($given_time)) { |
|
1595
|
|
|
if (self::DEBUG > 2) { |
|
1596
|
|
|
error_log( |
|
1597
|
|
|
'learnpathItem::get_scorm_time(): given time empty, current_start_time = '.$this->current_start_time, |
|
1598
|
|
|
0 |
|
1599
|
|
|
); |
|
1600
|
|
|
} |
|
1601
|
|
|
if (true === $query_db) { |
|
1602
|
|
|
$table = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
|
1603
|
|
|
$sql = "SELECT start_time, total_time |
|
1604
|
|
|
FROM $table |
|
1605
|
|
|
WHERE |
|
1606
|
|
|
iid = '".$this->db_item_view_id."' AND |
|
1607
|
|
|
view_count = '".$this->get_attempt_id()."'"; |
|
1608
|
|
|
$res = Database::query($sql); |
|
1609
|
|
|
$row = Database::fetch_array($res); |
|
1610
|
|
|
$start = $row['start_time']; |
|
1611
|
|
|
$stop = $start + $row['total_time']; |
|
1612
|
|
|
} else { |
|
1613
|
|
|
$start = $this->current_start_time; |
|
1614
|
|
|
$stop = $this->current_stop_time; |
|
1615
|
|
|
} |
|
1616
|
|
|
if (!empty($start)) { |
|
1617
|
|
|
if (!empty($stop)) { |
|
1618
|
|
|
$time = $stop - $start; |
|
1619
|
|
|
} else { |
|
1620
|
|
|
$time = time() - $start; |
|
1621
|
|
|
} |
|
1622
|
|
|
} |
|
1623
|
|
|
} else { |
|
1624
|
|
|
$time = $given_time; |
|
1625
|
|
|
} |
|
1626
|
|
|
if (self::DEBUG > 2) { |
|
1627
|
|
|
error_log( |
|
1628
|
|
|
'learnpathItem::get_scorm_time(): intermediate = '.$time, |
|
1629
|
|
|
0 |
|
1630
|
|
|
); |
|
1631
|
|
|
} |
|
1632
|
|
|
$time = api_format_time($time, $origin); |
|
1633
|
|
|
|
|
1634
|
|
|
return $time; |
|
1635
|
|
|
} |
|
1636
|
|
|
|
|
1637
|
|
|
/** |
|
1638
|
|
|
* Get the extra terms (tags) that identify this item. |
|
1639
|
|
|
* |
|
1640
|
|
|
* @return mixed |
|
1641
|
|
|
*/ |
|
1642
|
|
|
public function get_terms() |
|
1643
|
|
|
{ |
|
1644
|
|
|
$table = Database::get_course_table(TABLE_LP_ITEM); |
|
1645
|
|
|
$sql = "SELECT * FROM $table |
|
1646
|
|
|
WHERE iid = ".intval($this->db_id); |
|
1647
|
|
|
$res = Database::query($sql); |
|
1648
|
|
|
$row = Database::fetch_array($res); |
|
1649
|
|
|
|
|
1650
|
|
|
return $row['terms']; |
|
1651
|
|
|
} |
|
1652
|
|
|
|
|
1653
|
|
|
/** |
|
1654
|
|
|
* Returns the item's title. |
|
1655
|
|
|
* |
|
1656
|
|
|
* @return string Title |
|
1657
|
|
|
*/ |
|
1658
|
|
|
public function get_title() |
|
1659
|
|
|
{ |
|
1660
|
|
|
if (empty($this->title)) { |
|
1661
|
|
|
return ''; |
|
1662
|
|
|
} |
|
1663
|
|
|
|
|
1664
|
|
|
return $this->title; |
|
1665
|
|
|
} |
|
1666
|
|
|
|
|
1667
|
|
|
/** |
|
1668
|
|
|
* Returns the total time used to see that item. |
|
1669
|
|
|
* |
|
1670
|
|
|
* @return int Total time |
|
1671
|
|
|
*/ |
|
1672
|
|
|
public function get_total_time() |
|
1673
|
|
|
{ |
|
1674
|
|
|
$debug = self::DEBUG; |
|
1675
|
|
|
if ($debug) { |
|
1676
|
|
|
error_log( |
|
1677
|
|
|
'learnpathItem::get_total_time() for item '.$this->db_id. |
|
1678
|
|
|
' - Initially, current_start_time = '.$this->current_start_time. |
|
1679
|
|
|
' and current_stop_time = '.$this->current_stop_time, |
|
1680
|
|
|
0 |
|
1681
|
|
|
); |
|
1682
|
|
|
} |
|
1683
|
|
|
if (0 == $this->current_start_time) { |
|
1684
|
|
|
// Shouldn't be necessary thanks to the open() method. |
|
1685
|
|
|
if ($debug) { |
|
1686
|
|
|
error_log( |
|
1687
|
|
|
'learnpathItem::get_total_time() - Current start time was empty', |
|
1688
|
|
|
0 |
|
1689
|
|
|
); |
|
1690
|
|
|
} |
|
1691
|
|
|
$this->current_start_time = time(); |
|
1692
|
|
|
} |
|
1693
|
|
|
|
|
1694
|
|
|
if (time() < $this->current_stop_time || |
|
1695
|
|
|
0 == $this->current_stop_time |
|
1696
|
|
|
) { |
|
1697
|
|
|
if ($debug) { |
|
1698
|
|
|
error_log( |
|
1699
|
|
|
'learnpathItem::get_total_time() - Current stop time was ' |
|
1700
|
|
|
.'greater than the current time or was empty', |
|
1701
|
|
|
0 |
|
1702
|
|
|
); |
|
1703
|
|
|
} |
|
1704
|
|
|
// If this case occurs, then we risk to write huge time data in db. |
|
1705
|
|
|
// In theory, stop time should be *always* updated here, but it |
|
1706
|
|
|
// might be used in some unknown goal. |
|
1707
|
|
|
$this->current_stop_time = time(); |
|
1708
|
|
|
} |
|
1709
|
|
|
|
|
1710
|
|
|
$time = $this->current_stop_time - $this->current_start_time; |
|
1711
|
|
|
|
|
1712
|
|
|
if ($time < 0) { |
|
1713
|
|
|
if ($debug) { |
|
1714
|
|
|
error_log( |
|
1715
|
|
|
'learnpathItem::get_total_time() - Time smaller than 0. Returning 0', |
|
1716
|
|
|
0 |
|
1717
|
|
|
); |
|
1718
|
|
|
} |
|
1719
|
|
|
|
|
1720
|
|
|
return 0; |
|
1721
|
|
|
} else { |
|
1722
|
|
|
$time = $this->fixAbusiveTime($time); |
|
1723
|
|
|
if ($debug) { |
|
1724
|
|
|
error_log( |
|
1725
|
|
|
'Current start time = '.$this->current_start_time.', current stop time = '. |
|
1726
|
|
|
$this->current_stop_time.' Returning '.$time."-----------\n" |
|
1727
|
|
|
); |
|
1728
|
|
|
} |
|
1729
|
|
|
|
|
1730
|
|
|
return $time; |
|
1731
|
|
|
} |
|
1732
|
|
|
} |
|
1733
|
|
|
|
|
1734
|
|
|
/** |
|
1735
|
|
|
* Sometimes time recorded for a learning path item is superior to the maximum allowed duration of the session. |
|
1736
|
|
|
* In this case, this session resets the time for that particular learning path item to 5 minutes |
|
1737
|
|
|
* (something more realistic, that is also used when leaving the portal without closing one's session). |
|
1738
|
|
|
* |
|
1739
|
|
|
* @param int $time |
|
1740
|
|
|
* |
|
1741
|
|
|
* @return int |
|
1742
|
|
|
*/ |
|
1743
|
|
|
public function fixAbusiveTime($time) |
|
1744
|
|
|
{ |
|
1745
|
|
|
// Code based from Event::courseLogout |
|
1746
|
|
|
$sessionLifetime = api_get_configuration_value('session_lifetime'); |
|
1747
|
|
|
// If session life time too big use 1 hour |
|
1748
|
|
|
if (empty($sessionLifetime) || $sessionLifetime > 86400) { |
|
1749
|
|
|
$sessionLifetime = 3600; |
|
1750
|
|
|
} |
|
1751
|
|
|
|
|
1752
|
|
|
if (!Tracking::minimumTimeAvailable(api_get_session_id(), api_get_course_int_id())) { |
|
1753
|
|
|
$fixedAddedMinute = 5 * 60; // Add only 5 minutes |
|
1754
|
|
|
if ($time > $sessionLifetime) { |
|
1755
|
|
|
error_log("fixAbusiveTime: Total time is too big: $time replaced with: $fixedAddedMinute"); |
|
1756
|
|
|
error_log("item_id : ".$this->db_id." lp_item_view.iid: ".$this->db_item_view_id); |
|
1757
|
|
|
$time = $fixedAddedMinute; |
|
1758
|
|
|
} |
|
1759
|
|
|
|
|
1760
|
|
|
return $time; |
|
1761
|
|
|
} else { |
|
1762
|
|
|
// Calulate minimum and accumulated time |
|
1763
|
|
|
$user_id = api_get_user_id(); |
|
1764
|
|
|
$myLP = learnpath::getLpFromSession(api_get_course_int_id(), $this->lp_id, $user_id); |
|
1765
|
|
|
$timeLp = $myLP->getAccumulateWorkTime(); |
|
1766
|
|
|
$timeTotalCourse = $myLP->getAccumulateWorkTimeTotalCourse(); |
|
1767
|
|
|
/* |
|
1768
|
|
|
$timeLp = $_SESSION['oLP']->getAccumulateWorkTime(); |
|
1769
|
|
|
$timeTotalCourse = $_SESSION['oLP']->getAccumulateWorkTimeTotalCourse(); |
|
1770
|
|
|
*/ |
|
1771
|
|
|
// Minimum connection percentage |
|
1772
|
|
|
$perc = 100; |
|
1773
|
|
|
// Time from the course |
|
1774
|
|
|
$tc = $timeTotalCourse; |
|
1775
|
|
|
/*if (!empty($sessionId) && $sessionId != 0) { |
|
1776
|
|
|
$sql = "SELECT hours, perc FROM plugin_licences_course_session WHERE session_id = $sessionId"; |
|
1777
|
|
|
$res = Database::query($sql); |
|
1778
|
|
|
if (Database::num_rows($res) > 0) { |
|
1779
|
|
|
$aux = Database::fetch_assoc($res); |
|
1780
|
|
|
$perc = $aux['perc']; |
|
1781
|
|
|
$tc = $aux['hours'] * 60; |
|
1782
|
|
|
} |
|
1783
|
|
|
}*/ |
|
1784
|
|
|
// Percentage of the learning paths |
|
1785
|
|
|
$pl = 0; |
|
1786
|
|
|
if (!empty($timeTotalCourse)) { |
|
1787
|
|
|
$pl = $timeLp / $timeTotalCourse; |
|
1788
|
|
|
} |
|
1789
|
|
|
|
|
1790
|
|
|
// Minimum time for each learning path |
|
1791
|
|
|
$accumulateWorkTime = ($pl * $tc * $perc / 100); |
|
1792
|
|
|
$time_seg = intval($accumulateWorkTime * 60); |
|
1793
|
|
|
|
|
1794
|
|
|
if ($time_seg < $sessionLifetime) { |
|
1795
|
|
|
$sessionLifetime = $time_seg; |
|
1796
|
|
|
} |
|
1797
|
|
|
|
|
1798
|
|
|
if ($time > $sessionLifetime) { |
|
1799
|
|
|
$fixedAddedMinute = $time_seg + mt_rand(0, 300); |
|
1800
|
|
|
if (self::DEBUG > 2) { |
|
1801
|
|
|
error_log("Total time is too big: $time replaced with: $fixedAddedMinute"); |
|
1802
|
|
|
} |
|
1803
|
|
|
$time = $fixedAddedMinute; |
|
1804
|
|
|
} |
|
1805
|
|
|
|
|
1806
|
|
|
return $time; |
|
1807
|
|
|
} |
|
1808
|
|
|
} |
|
1809
|
|
|
|
|
1810
|
|
|
/** |
|
1811
|
|
|
* Gets the item type. |
|
1812
|
|
|
* |
|
1813
|
|
|
* @return string The item type (can be doc, dir, sco, asset) |
|
1814
|
|
|
*/ |
|
1815
|
|
|
public function get_type() |
|
1816
|
|
|
{ |
|
1817
|
|
|
$res = 'asset'; |
|
1818
|
|
|
if (!empty($this->type)) { |
|
1819
|
|
|
$res = $this->type; |
|
1820
|
|
|
} |
|
1821
|
|
|
|
|
1822
|
|
|
return $res; |
|
1823
|
|
|
} |
|
1824
|
|
|
|
|
1825
|
|
|
/** |
|
1826
|
|
|
* Gets the view count for this item. |
|
1827
|
|
|
* |
|
1828
|
|
|
* @return int Number of attempts or 0 |
|
1829
|
|
|
*/ |
|
1830
|
|
|
public function get_view_count() |
|
1831
|
|
|
{ |
|
1832
|
|
|
if (!empty($this->attempt_id)) { |
|
1833
|
|
|
return $this->attempt_id; |
|
1834
|
|
|
} |
|
1835
|
|
|
|
|
1836
|
|
|
return 0; |
|
1837
|
|
|
} |
|
1838
|
|
|
|
|
1839
|
|
|
/** |
|
1840
|
|
|
* Tells if an item is done ('completed','passed','succeeded') or not. |
|
1841
|
|
|
* |
|
1842
|
|
|
* @return bool True if the item is done ('completed','passed','succeeded'), |
|
1843
|
|
|
* false otherwise |
|
1844
|
|
|
*/ |
|
1845
|
|
|
public function is_done() |
|
1846
|
|
|
{ |
|
1847
|
|
|
$completedStatusList = [ |
|
1848
|
|
|
'completed', |
|
1849
|
|
|
'passed', |
|
1850
|
|
|
'succeeded', |
|
1851
|
|
|
'failed', |
|
1852
|
|
|
]; |
|
1853
|
|
|
|
|
1854
|
|
|
if ($this->status_is($completedStatusList)) { |
|
1855
|
|
|
return true; |
|
1856
|
|
|
} |
|
1857
|
|
|
|
|
1858
|
|
|
return false; |
|
1859
|
|
|
} |
|
1860
|
|
|
|
|
1861
|
|
|
/** |
|
1862
|
|
|
* Tells if a restart is allowed (take it from $this->prevent_reinit and $this->status). |
|
1863
|
|
|
* |
|
1864
|
|
|
* @return int -1 if retaking the sco another time for credit is not allowed, |
|
1865
|
|
|
* 0 if it is not allowed but the item has to be finished |
|
1866
|
|
|
* 1 if it is allowed. Defaults to 1 |
|
1867
|
|
|
*/ |
|
1868
|
|
|
public function isRestartAllowed() |
|
1869
|
|
|
{ |
|
1870
|
|
|
$restart = 1; |
|
1871
|
|
|
$mystatus = $this->get_status(true); |
|
1872
|
|
|
if ($this->get_prevent_reinit() > 0) { |
|
1873
|
|
|
// If prevent_reinit == 1 (or more) |
|
1874
|
|
|
// If status is not attempted or incomplete, authorize retaking (of the same) anyway. Otherwise: |
|
1875
|
|
|
if ($mystatus != $this->possible_status[0] && $mystatus != $this->possible_status[1]) { |
|
1876
|
|
|
$restart = -1; |
|
1877
|
|
|
} else { //status incompleted or not attempted |
|
1878
|
|
|
$restart = 0; |
|
1879
|
|
|
} |
|
1880
|
|
|
} else { |
|
1881
|
|
|
if ($mystatus == $this->possible_status[0] || $mystatus == $this->possible_status[1]) { |
|
1882
|
|
|
$restart = -1; |
|
1883
|
|
|
} |
|
1884
|
|
|
} |
|
1885
|
|
|
|
|
1886
|
|
|
return $restart; |
|
1887
|
|
|
} |
|
1888
|
|
|
|
|
1889
|
|
|
/** |
|
1890
|
|
|
* Opens/launches the item. Initialises runtime values. |
|
1891
|
|
|
* |
|
1892
|
|
|
* @param bool $allow_new_attempt |
|
1893
|
|
|
* |
|
1894
|
|
|
* @return bool true on success, false on failure |
|
1895
|
|
|
*/ |
|
1896
|
|
|
public function open($allow_new_attempt = false) |
|
1897
|
|
|
{ |
|
1898
|
|
|
if (0 == $this->prevent_reinit) { |
|
1899
|
|
|
$this->current_score = 0; |
|
1900
|
|
|
$this->current_start_time = time(); |
|
1901
|
|
|
// In this case, as we are opening the item, what is important to us |
|
1902
|
|
|
// is the database status, in order to know if this item has already |
|
1903
|
|
|
// been used in the past (rather than just loaded and modified by |
|
1904
|
|
|
// some javascript but not written in the database). |
|
1905
|
|
|
// If the database status is different from 'not attempted', we can |
|
1906
|
|
|
// consider this item has already been used, and as such we can |
|
1907
|
|
|
// open a new attempt. Otherwise, we'll just reuse the current |
|
1908
|
|
|
// attempt, which is generally created the first time the item is |
|
1909
|
|
|
// loaded (for example as part of the table of contents). |
|
1910
|
|
|
$stat = $this->get_status(true); |
|
1911
|
|
|
if ($allow_new_attempt && isset($stat) && ($stat != $this->possible_status[0])) { |
|
1912
|
|
|
$this->attempt_id = $this->attempt_id + 1; // Open a new attempt. |
|
1913
|
|
|
} |
|
1914
|
|
|
$this->status = $this->possible_status[1]; |
|
1915
|
|
|
} else { |
|
1916
|
|
|
/*if ($this->current_start_time == 0) { |
|
1917
|
|
|
// Small exception for start time, to avoid amazing values. |
|
1918
|
|
|
$this->current_start_time = time(); |
|
1919
|
|
|
}*/ |
|
1920
|
|
|
// If we don't init start time here, the time is sometimes calculated from the last start time. |
|
1921
|
|
|
$this->current_start_time = time(); |
|
1922
|
|
|
} |
|
1923
|
|
|
} |
|
1924
|
|
|
|
|
1925
|
|
|
/** |
|
1926
|
|
|
* Outputs the item contents. |
|
1927
|
|
|
* |
|
1928
|
|
|
* @return string HTML file (displayable in an <iframe>) or empty string if no path defined |
|
1929
|
|
|
*/ |
|
1930
|
|
|
public function output() |
|
1931
|
|
|
{ |
|
1932
|
|
|
if (!empty($this->path) and is_file($this->path)) { |
|
1933
|
|
|
$output = ''; |
|
1934
|
|
|
$output .= file_get_contents($this->path); |
|
1935
|
|
|
|
|
1936
|
|
|
return $output; |
|
1937
|
|
|
} |
|
1938
|
|
|
|
|
1939
|
|
|
return ''; |
|
1940
|
|
|
} |
|
1941
|
|
|
|
|
1942
|
|
|
/** |
|
1943
|
|
|
* Parses the prerequisites string with the AICC logic language. |
|
1944
|
|
|
* |
|
1945
|
|
|
* @param string $prereqs_string The prerequisites string as it figures in imsmanifest.xml |
|
1946
|
|
|
* @param array $items Array of items in the current learnpath object. |
|
1947
|
|
|
* Although we're in the learnpathItem object, it's necessary to have |
|
1948
|
|
|
* a list of all items to be able to check the current item's prerequisites |
|
1949
|
|
|
* @param array $refs_list list of references |
|
1950
|
|
|
* (the "ref" column in the lp_item table) that are strings used in the |
|
1951
|
|
|
* expression of prerequisites |
|
1952
|
|
|
* @param int $user_id The user ID. In some cases like Chamilo quizzes, |
|
1953
|
|
|
* it's necessary to have the user ID to query other tables (like the results of quizzes) |
|
1954
|
|
|
* |
|
1955
|
|
|
* @return bool True if the list of prerequisites given is entirely satisfied, false otherwise |
|
1956
|
|
|
*/ |
|
1957
|
|
|
public function parse_prereq($prereqs_string, $items, $refs_list, $user_id) |
|
1958
|
|
|
{ |
|
1959
|
|
|
$debug = self::DEBUG; |
|
1960
|
|
|
if ($debug > 0) { |
|
1961
|
|
|
error_log( |
|
1962
|
|
|
'learnpathItem::parse_prereq() for learnpath '.$this->lp_id.' with string '.$prereqs_string, |
|
1963
|
|
|
0 |
|
1964
|
|
|
); |
|
1965
|
|
|
} |
|
1966
|
|
|
|
|
1967
|
|
|
$courseId = $this->courseId; |
|
1968
|
|
|
$sessionId = api_get_session_id(); |
|
1969
|
|
|
|
|
1970
|
|
|
// Deal with &, |, ~, =, <>, {}, ,, X*, () in reverse order. |
|
1971
|
|
|
$this->prereq_alert = ''; |
|
1972
|
|
|
|
|
1973
|
|
|
// First parse all parenthesis by using a sequential loop |
|
1974
|
|
|
// (looking for less-inclusives first). |
|
1975
|
|
|
if ('_true_' == $prereqs_string) { |
|
1976
|
|
|
return true; |
|
1977
|
|
|
} |
|
1978
|
|
|
|
|
1979
|
|
|
if ('_false_' == $prereqs_string) { |
|
1980
|
|
|
if (empty($this->prereq_alert)) { |
|
1981
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
1982
|
|
|
} |
|
1983
|
|
|
|
|
1984
|
|
|
return false; |
|
1985
|
|
|
} |
|
1986
|
|
|
|
|
1987
|
|
|
while (false !== strpos($prereqs_string, '(')) { |
|
1988
|
|
|
// Remove any () set and replace with its value. |
|
1989
|
|
|
$matches = []; |
|
1990
|
|
|
$res = preg_match_all( |
|
1991
|
|
|
'/(\(([^\(\)]*)\))/', |
|
1992
|
|
|
$prereqs_string, |
|
1993
|
|
|
$matches |
|
1994
|
|
|
); |
|
1995
|
|
|
if ($res) { |
|
|
|
|
|
|
1996
|
|
|
foreach ($matches[2] as $id => $match) { |
|
1997
|
|
|
$str_res = $this->parse_prereq( |
|
1998
|
|
|
$match, |
|
1999
|
|
|
$items, |
|
2000
|
|
|
$refs_list, |
|
2001
|
|
|
$user_id |
|
2002
|
|
|
); |
|
2003
|
|
|
if ($str_res) { |
|
2004
|
|
|
$prereqs_string = str_replace( |
|
2005
|
|
|
$matches[1][$id], |
|
2006
|
|
|
'_true_', |
|
2007
|
|
|
$prereqs_string |
|
2008
|
|
|
); |
|
2009
|
|
|
} else { |
|
2010
|
|
|
$prereqs_string = str_replace( |
|
2011
|
|
|
$matches[1][$id], |
|
2012
|
|
|
'_false_', |
|
2013
|
|
|
$prereqs_string |
|
2014
|
|
|
); |
|
2015
|
|
|
} |
|
2016
|
|
|
} |
|
2017
|
|
|
} |
|
2018
|
|
|
} |
|
2019
|
|
|
|
|
2020
|
|
|
// Parenthesis removed, now look for ORs as it is the lesser-priority |
|
2021
|
|
|
// binary operator (= always uses one text operand). |
|
2022
|
|
|
if (false === strpos($prereqs_string, '|')) { |
|
2023
|
|
|
if ($debug) { |
|
2024
|
|
|
error_log('New LP - Didnt find any OR, looking for AND', 0); |
|
2025
|
|
|
} |
|
2026
|
|
|
if (false !== strpos($prereqs_string, '&')) { |
|
2027
|
|
|
$list = explode('&', $prereqs_string); |
|
2028
|
|
|
if (count($list) > 1) { |
|
2029
|
|
|
$andstatus = true; |
|
2030
|
|
|
foreach ($list as $condition) { |
|
2031
|
|
|
$andstatus = $andstatus && $this->parse_prereq( |
|
2032
|
|
|
$condition, |
|
2033
|
|
|
$items, |
|
2034
|
|
|
$refs_list, |
|
2035
|
|
|
$user_id |
|
2036
|
|
|
); |
|
2037
|
|
|
|
|
2038
|
|
|
if (!$andstatus) { |
|
2039
|
|
|
if ($debug) { |
|
2040
|
|
|
error_log( |
|
2041
|
|
|
'New LP - One condition in AND was false, short-circuit', |
|
2042
|
|
|
0 |
|
2043
|
|
|
); |
|
2044
|
|
|
} |
|
2045
|
|
|
break; |
|
2046
|
|
|
} |
|
2047
|
|
|
} |
|
2048
|
|
|
|
|
2049
|
|
|
if (empty($this->prereq_alert) && !$andstatus) { |
|
2050
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2051
|
|
|
} |
|
2052
|
|
|
|
|
2053
|
|
|
return $andstatus; |
|
2054
|
|
|
} else { |
|
2055
|
|
|
if (isset($items[$refs_list[$list[0]]])) { |
|
2056
|
|
|
$status = $items[$refs_list[$list[0]]]->get_status(true); |
|
2057
|
|
|
$returnstatus = ($status == $this->possible_status[2]) || ($status == $this->possible_status[3]); |
|
2058
|
|
|
if (empty($this->prereq_alert) && !$returnstatus) { |
|
2059
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2060
|
|
|
} |
|
2061
|
|
|
|
|
2062
|
|
|
return $returnstatus; |
|
2063
|
|
|
} |
|
2064
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2065
|
|
|
|
|
2066
|
|
|
return false; |
|
2067
|
|
|
} |
|
2068
|
|
|
} else { |
|
2069
|
|
|
// No ORs found, now look for ANDs. |
|
2070
|
|
|
if ($debug) { |
|
2071
|
|
|
error_log('New LP - Didnt find any AND, looking for =', 0); |
|
2072
|
|
|
} |
|
2073
|
|
|
|
|
2074
|
|
|
if (false !== strpos($prereqs_string, '=')) { |
|
2075
|
|
|
if ($debug) { |
|
2076
|
|
|
error_log('New LP - Found =, looking into it', 0); |
|
2077
|
|
|
} |
|
2078
|
|
|
// We assume '=' signs only appear when there's nothing else around. |
|
2079
|
|
|
$params = explode('=', $prereqs_string); |
|
2080
|
|
|
if (2 == count($params)) { |
|
2081
|
|
|
// Right number of operands. |
|
2082
|
|
|
if (isset($items[$refs_list[$params[0]]])) { |
|
2083
|
|
|
$status = $items[$refs_list[$params[0]]]->get_status(true); |
|
2084
|
|
|
$returnstatus = $status == $params[1]; |
|
2085
|
|
|
if (empty($this->prereq_alert) && !$returnstatus) { |
|
2086
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2087
|
|
|
} |
|
2088
|
|
|
|
|
2089
|
|
|
return $returnstatus; |
|
2090
|
|
|
} |
|
2091
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2092
|
|
|
|
|
2093
|
|
|
return false; |
|
2094
|
|
|
} |
|
2095
|
|
|
} else { |
|
2096
|
|
|
// No ANDs found, look for <> |
|
2097
|
|
|
if ($debug) { |
|
2098
|
|
|
error_log( |
|
2099
|
|
|
'New LP - Didnt find any =, looking for <>', |
|
2100
|
|
|
0 |
|
2101
|
|
|
); |
|
2102
|
|
|
} |
|
2103
|
|
|
|
|
2104
|
|
|
if (false !== strpos($prereqs_string, '<>')) { |
|
2105
|
|
|
if ($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('<>', $prereqs_string); |
|
2110
|
|
|
if (2 == count($params)) { |
|
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('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2117
|
|
|
} |
|
2118
|
|
|
|
|
2119
|
|
|
return $returnstatus; |
|
2120
|
|
|
} |
|
2121
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2122
|
|
|
|
|
2123
|
|
|
return false; |
|
2124
|
|
|
} |
|
2125
|
|
|
} else { |
|
2126
|
|
|
// No <> found, look for ~ (unary) |
|
2127
|
|
|
if ($debug) { |
|
2128
|
|
|
error_log( |
|
2129
|
|
|
'New LP - Didnt find any =, looking for ~', |
|
2130
|
|
|
0 |
|
2131
|
|
|
); |
|
2132
|
|
|
} |
|
2133
|
|
|
// Only remains: ~ and X*{} |
|
2134
|
|
|
if (false !== strpos($prereqs_string, '~')) { |
|
2135
|
|
|
// Found NOT. |
|
2136
|
|
|
if ($debug) { |
|
2137
|
|
|
error_log( |
|
2138
|
|
|
'New LP - Found ~, looking into it', |
|
2139
|
|
|
0 |
|
2140
|
|
|
); |
|
2141
|
|
|
} |
|
2142
|
|
|
$list = []; |
|
2143
|
|
|
$myres = preg_match( |
|
2144
|
|
|
'/~([^(\d+\*)\{]*)/', |
|
2145
|
|
|
$prereqs_string, |
|
2146
|
|
|
$list |
|
2147
|
|
|
); |
|
2148
|
|
|
if ($myres) { |
|
2149
|
|
|
$returnstatus = !$this->parse_prereq( |
|
2150
|
|
|
$list[1], |
|
2151
|
|
|
$items, |
|
2152
|
|
|
$refs_list, |
|
2153
|
|
|
$user_id |
|
2154
|
|
|
); |
|
2155
|
|
|
if (empty($this->prereq_alert) && !$returnstatus) { |
|
2156
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2157
|
|
|
} |
|
2158
|
|
|
|
|
2159
|
|
|
return $returnstatus; |
|
2160
|
|
|
} else { |
|
2161
|
|
|
// Strange... |
|
2162
|
|
|
if ($debug) { |
|
2163
|
|
|
error_log( |
|
2164
|
|
|
'New LP - Found ~ but strange string: '.$prereqs_string, |
|
2165
|
|
|
0 |
|
2166
|
|
|
); |
|
2167
|
|
|
} |
|
2168
|
|
|
} |
|
2169
|
|
|
} else { |
|
2170
|
|
|
// Finally, look for sets/groups |
|
2171
|
|
|
if ($debug) { |
|
2172
|
|
|
error_log( |
|
2173
|
|
|
'New LP - Didnt find any ~, looking for groups', |
|
2174
|
|
|
0 |
|
2175
|
|
|
); |
|
2176
|
|
|
} |
|
2177
|
|
|
// Only groups here. |
|
2178
|
|
|
$groups = []; |
|
2179
|
|
|
$groups_there = preg_match_all( |
|
2180
|
|
|
'/((\d+\*)?\{([^\}]+)\}+)/', |
|
2181
|
|
|
$prereqs_string, |
|
2182
|
|
|
$groups |
|
2183
|
|
|
); |
|
2184
|
|
|
|
|
2185
|
|
|
if ($groups_there) { |
|
|
|
|
|
|
2186
|
|
|
foreach ($groups[1] as $gr) { |
|
2187
|
|
|
// Only take the results that correspond to |
|
2188
|
|
|
// the big brackets-enclosed condition. |
|
2189
|
|
|
if ($debug) { |
|
2190
|
|
|
error_log( |
|
2191
|
|
|
'New LP - Dealing with group '.$gr, |
|
2192
|
|
|
0 |
|
2193
|
|
|
); |
|
2194
|
|
|
} |
|
2195
|
|
|
$multi = []; |
|
2196
|
|
|
$mycond = false; |
|
2197
|
|
|
if (preg_match( |
|
2198
|
|
|
'/(\d+)\*\{([^\}]+)\}/', |
|
2199
|
|
|
$gr, |
|
2200
|
|
|
$multi |
|
2201
|
|
|
) |
|
2202
|
|
|
) { |
|
2203
|
|
|
if ($debug) { |
|
2204
|
|
|
error_log( |
|
2205
|
|
|
'New LP - Found multiplier '.$multi[0], |
|
2206
|
|
|
0 |
|
2207
|
|
|
); |
|
2208
|
|
|
} |
|
2209
|
|
|
$count = $multi[1]; |
|
2210
|
|
|
$list = explode(',', $multi[2]); |
|
2211
|
|
|
$mytrue = 0; |
|
2212
|
|
|
foreach ($list as $cond) { |
|
2213
|
|
|
if (isset($items[$refs_list[$cond]])) { |
|
2214
|
|
|
$status = $items[$refs_list[$cond]]->get_status(true); |
|
2215
|
|
|
if ($status == $this->possible_status[2] || |
|
2216
|
|
|
$status == $this->possible_status[3] |
|
2217
|
|
|
) { |
|
2218
|
|
|
$mytrue++; |
|
2219
|
|
|
if ($debug) { |
|
2220
|
|
|
error_log( |
|
2221
|
|
|
'New LP - Found true item, counting.. ('.($mytrue).')', |
|
2222
|
|
|
0 |
|
2223
|
|
|
); |
|
2224
|
|
|
} |
|
2225
|
|
|
} |
|
2226
|
|
|
} else { |
|
2227
|
|
|
if ($debug) { |
|
2228
|
|
|
error_log( |
|
2229
|
|
|
'New LP - item '.$cond.' does not exist in items list', |
|
2230
|
|
|
0 |
|
2231
|
|
|
); |
|
2232
|
|
|
} |
|
2233
|
|
|
} |
|
2234
|
|
|
} |
|
2235
|
|
|
if ($mytrue >= $count) { |
|
2236
|
|
|
if ($debug) { |
|
2237
|
|
|
error_log( |
|
2238
|
|
|
'New LP - Got enough true results, return true', |
|
2239
|
|
|
0 |
|
2240
|
|
|
); |
|
2241
|
|
|
} |
|
2242
|
|
|
$mycond = true; |
|
2243
|
|
|
} else { |
|
2244
|
|
|
if ($debug) { |
|
2245
|
|
|
error_log( |
|
2246
|
|
|
'New LP - Not enough true results', |
|
2247
|
|
|
0 |
|
2248
|
|
|
); |
|
2249
|
|
|
} |
|
2250
|
|
|
} |
|
2251
|
|
|
} else { |
|
2252
|
|
|
if ($debug) { |
|
2253
|
|
|
error_log( |
|
2254
|
|
|
'New LP - No multiplier', |
|
2255
|
|
|
0 |
|
2256
|
|
|
); |
|
2257
|
|
|
} |
|
2258
|
|
|
$list = explode(',', $gr); |
|
2259
|
|
|
$mycond = true; |
|
2260
|
|
|
foreach ($list as $cond) { |
|
2261
|
|
|
if (isset($items[$refs_list[$cond]])) { |
|
2262
|
|
|
$status = $items[$refs_list[$cond]]->get_status(true); |
|
2263
|
|
|
if ($status == $this->possible_status[2] || |
|
2264
|
|
|
$status == $this->possible_status[3] |
|
2265
|
|
|
) { |
|
2266
|
|
|
$mycond = true; |
|
2267
|
|
|
if ($debug) { |
|
2268
|
|
|
error_log( |
|
2269
|
|
|
'New LP - Found true item', |
|
2270
|
|
|
0 |
|
2271
|
|
|
); |
|
2272
|
|
|
} |
|
2273
|
|
|
} else { |
|
2274
|
|
|
if ($debug) { |
|
2275
|
|
|
error_log( |
|
2276
|
|
|
'New LP - '. |
|
2277
|
|
|
' Found false item, the set is not true, return false', |
|
2278
|
|
|
0 |
|
2279
|
|
|
); |
|
2280
|
|
|
} |
|
2281
|
|
|
$mycond = false; |
|
2282
|
|
|
break; |
|
2283
|
|
|
} |
|
2284
|
|
|
} else { |
|
2285
|
|
|
if ($debug) { |
|
2286
|
|
|
error_log( |
|
2287
|
|
|
'New LP - item '.$cond.' does not exist in items list', |
|
2288
|
|
|
0 |
|
2289
|
|
|
); |
|
2290
|
|
|
} |
|
2291
|
|
|
if ($debug) { |
|
2292
|
|
|
error_log( |
|
2293
|
|
|
'New LP - Found false item, the set is not true, return false', |
|
2294
|
|
|
0 |
|
2295
|
|
|
); |
|
2296
|
|
|
} |
|
2297
|
|
|
$mycond = false; |
|
2298
|
|
|
break; |
|
2299
|
|
|
} |
|
2300
|
|
|
} |
|
2301
|
|
|
} |
|
2302
|
|
|
if (!$mycond && empty($this->prereq_alert)) { |
|
2303
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2304
|
|
|
} |
|
2305
|
|
|
|
|
2306
|
|
|
return $mycond; |
|
2307
|
|
|
} |
|
2308
|
|
|
} else { |
|
2309
|
|
|
// Nothing found there either. Now return the |
|
2310
|
|
|
// value of the corresponding resource completion status. |
|
2311
|
|
|
if (isset($refs_list[$prereqs_string]) && |
|
2312
|
|
|
isset($items[$refs_list[$prereqs_string]]) |
|
2313
|
|
|
) { |
|
2314
|
|
|
/** @var learnpathItem $itemToCheck */ |
|
2315
|
|
|
$itemToCheck = $items[$refs_list[$prereqs_string]]; |
|
2316
|
|
|
|
|
2317
|
|
|
if ('quiz' === $itemToCheck->type) { |
|
2318
|
|
|
// 1. Checking the status in current items. |
|
2319
|
|
|
$status = $itemToCheck->get_status(true); |
|
2320
|
|
|
$returnstatus = $status == $this->possible_status[2] || $status == $this->possible_status[3]; |
|
2321
|
|
|
|
|
2322
|
|
|
if (!$returnstatus) { |
|
2323
|
|
|
$explanation = sprintf( |
|
2324
|
|
|
get_lang('Item %s blocks this step'), |
|
2325
|
|
|
$itemToCheck->get_title() |
|
2326
|
|
|
); |
|
2327
|
|
|
$this->prereq_alert = $explanation; |
|
2328
|
|
|
} |
|
2329
|
|
|
|
|
2330
|
|
|
// For one and first attempt. |
|
2331
|
|
|
if (1 == $this->prevent_reinit) { |
|
2332
|
|
|
// 2. If is completed we check the results in the DB of the quiz. |
|
2333
|
|
|
if ($returnstatus) { |
|
2334
|
|
|
$sql = 'SELECT score, max_score |
|
2335
|
|
|
FROM '.Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES).' |
|
2336
|
|
|
WHERE |
|
2337
|
|
|
exe_exo_id = '.$items[$refs_list[$prereqs_string]]->path.' AND |
|
2338
|
|
|
exe_user_id = '.$user_id.' AND |
|
2339
|
|
|
orig_lp_id = '.$this->lp_id.' AND |
|
2340
|
|
|
orig_lp_item_id = '.$prereqs_string.' AND |
|
2341
|
|
|
status <> "incomplete" AND |
|
2342
|
|
|
c_id = '.$courseId.' |
|
2343
|
|
|
ORDER BY exe_date DESC |
|
2344
|
|
|
LIMIT 0, 1'; |
|
2345
|
|
|
$rs_quiz = Database::query($sql); |
|
2346
|
|
|
if ($quiz = Database::fetch_array($rs_quiz)) { |
|
2347
|
|
|
/** @var learnpathItem $myItemToCheck */ |
|
2348
|
|
|
$myItemToCheck = $items[$refs_list[$this->get_id()]]; |
|
2349
|
|
|
$minScore = $myItemToCheck->getPrerequisiteMinScore(); |
|
2350
|
|
|
$maxScore = $myItemToCheck->getPrerequisiteMaxScore(); |
|
2351
|
|
|
|
|
2352
|
|
|
if (isset($minScore) && isset($minScore)) { |
|
2353
|
|
|
// Taking min/max prerequisites values see BT#5776 |
|
2354
|
|
|
if ($quiz['score'] >= $minScore && |
|
2355
|
|
|
$quiz['score'] <= $maxScore |
|
2356
|
|
|
) { |
|
2357
|
|
|
$returnstatus = true; |
|
2358
|
|
|
} else { |
|
2359
|
|
|
$explanation = sprintf( |
|
2360
|
|
|
get_lang('Your result at %s blocks this step'), |
|
2361
|
|
|
$itemToCheck->get_title() |
|
2362
|
|
|
); |
|
2363
|
|
|
$this->prereq_alert = $explanation; |
|
2364
|
|
|
$returnstatus = false; |
|
2365
|
|
|
} |
|
2366
|
|
|
} else { |
|
2367
|
|
|
// Classic way |
|
2368
|
|
|
if ($quiz['score'] >= |
|
2369
|
|
|
$items[$refs_list[$prereqs_string]]->get_mastery_score() |
|
2370
|
|
|
) { |
|
2371
|
|
|
$returnstatus = true; |
|
2372
|
|
|
} else { |
|
2373
|
|
|
$explanation = sprintf( |
|
2374
|
|
|
get_lang('Your result at %s blocks this step'), |
|
2375
|
|
|
$itemToCheck->get_title() |
|
2376
|
|
|
); |
|
2377
|
|
|
$this->prereq_alert = $explanation; |
|
2378
|
|
|
$returnstatus = false; |
|
2379
|
|
|
} |
|
2380
|
|
|
} |
|
2381
|
|
|
} else { |
|
2382
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2383
|
|
|
$returnstatus = false; |
|
2384
|
|
|
} |
|
2385
|
|
|
} |
|
2386
|
|
|
} else { |
|
2387
|
|
|
// 3. For multiple attempts we check that there are minimum 1 item completed |
|
2388
|
|
|
// Checking in the database. |
|
2389
|
|
|
$sql = 'SELECT score, max_score |
|
2390
|
|
|
FROM '.Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES).' |
|
2391
|
|
|
WHERE |
|
2392
|
|
|
c_id = '.$courseId.' AND |
|
2393
|
|
|
exe_exo_id = '.$items[$refs_list[$prereqs_string]]->path.' AND |
|
2394
|
|
|
exe_user_id = '.$user_id.' AND |
|
2395
|
|
|
orig_lp_id = '.$this->lp_id.' AND |
|
2396
|
|
|
orig_lp_item_id = '.$prereqs_string; |
|
2397
|
|
|
|
|
2398
|
|
|
$rs_quiz = Database::query($sql); |
|
2399
|
|
|
if (Database::num_rows($rs_quiz) > 0) { |
|
2400
|
|
|
while ($quiz = Database::fetch_array($rs_quiz)) { |
|
2401
|
|
|
/** @var learnpathItem $myItemToCheck */ |
|
2402
|
|
|
$myItemToCheck = $items[$refs_list[$this->get_id()]]; |
|
2403
|
|
|
$minScore = $myItemToCheck->getPrerequisiteMinScore(); |
|
2404
|
|
|
$maxScore = $myItemToCheck->getPrerequisiteMaxScore(); |
|
2405
|
|
|
|
|
2406
|
|
|
if (empty($minScore)) { |
|
2407
|
|
|
// Try with mastery_score |
|
2408
|
|
|
$masteryScoreAsMin = $myItemToCheck->get_mastery_score(); |
|
2409
|
|
|
if (!empty($masteryScoreAsMin)) { |
|
2410
|
|
|
$minScore = $masteryScoreAsMin; |
|
2411
|
|
|
} |
|
2412
|
|
|
} |
|
2413
|
|
|
|
|
2414
|
|
|
if (isset($minScore) && isset($minScore)) { |
|
2415
|
|
|
// Taking min/max prerequisites values see BT#5776 |
|
2416
|
|
|
if ($quiz['score'] >= $minScore && $quiz['score'] <= $maxScore) { |
|
2417
|
|
|
$returnstatus = true; |
|
2418
|
|
|
break; |
|
2419
|
|
|
} else { |
|
2420
|
|
|
$explanation = sprintf( |
|
2421
|
|
|
get_lang('Your result at %s blocks this step'), |
|
2422
|
|
|
$itemToCheck->get_title() |
|
2423
|
|
|
); |
|
2424
|
|
|
$this->prereq_alert = $explanation; |
|
2425
|
|
|
$returnstatus = false; |
|
2426
|
|
|
} |
|
2427
|
|
|
} else { |
|
2428
|
|
|
if ($quiz['score'] >= |
|
2429
|
|
|
$items[$refs_list[$prereqs_string]]->get_mastery_score() |
|
2430
|
|
|
) { |
|
2431
|
|
|
$returnstatus = true; |
|
2432
|
|
|
break; |
|
2433
|
|
|
} else { |
|
2434
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2435
|
|
|
$returnstatus = false; |
|
2436
|
|
|
} |
|
2437
|
|
|
} |
|
2438
|
|
|
} |
|
2439
|
|
|
} else { |
|
2440
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2441
|
|
|
$returnstatus = false; |
|
2442
|
|
|
} |
|
2443
|
|
|
} |
|
2444
|
|
|
|
|
2445
|
|
|
if (false === $returnstatus) { |
|
2446
|
|
|
// Check results from another sessions. |
|
2447
|
|
|
$checkOtherSessions = ('true' === api_get_setting('lp.validate_lp_prerequisite_from_other_session')); |
|
2448
|
|
|
if ($checkOtherSessions) { |
|
2449
|
|
|
$returnstatus = $this->getStatusFromOtherSessions( |
|
2450
|
|
|
$user_id, |
|
2451
|
|
|
$prereqs_string, |
|
2452
|
|
|
$refs_list |
|
2453
|
|
|
); |
|
2454
|
|
|
} |
|
2455
|
|
|
} |
|
2456
|
|
|
|
|
2457
|
|
|
return $returnstatus; |
|
2458
|
|
|
} elseif ('student_publication' === $itemToCheck->type) { |
|
2459
|
|
|
$workId = $items[$refs_list[$prereqs_string]]->path; |
|
2460
|
|
|
$count = get_work_count_by_student($user_id, $workId); |
|
2461
|
|
|
if ($count >= 1) { |
|
2462
|
|
|
$returnstatus = true; |
|
2463
|
|
|
} else { |
|
2464
|
|
|
$returnstatus = false; |
|
2465
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2466
|
|
|
} |
|
2467
|
|
|
|
|
2468
|
|
|
return $returnstatus; |
|
2469
|
|
|
} else { |
|
2470
|
|
|
$status = $itemToCheck->get_status(true); |
|
2471
|
|
|
if (self::DEBUG) { |
|
2472
|
|
|
error_log('Status:'.$status); |
|
2473
|
|
|
} |
|
2474
|
|
|
$returnstatus = $status == $this->possible_status[2] || $status == $this->possible_status[3]; |
|
2475
|
|
|
|
|
2476
|
|
|
// Check results from another sessions. |
|
2477
|
|
|
$checkOtherSessions = ('true' === api_get_setting('lp.validate_lp_prerequisite_from_other_session')); |
|
2478
|
|
|
if ($checkOtherSessions && !$returnstatus) { |
|
2479
|
|
|
$returnstatus = $this->getStatusFromOtherSessions( |
|
2480
|
|
|
$user_id, |
|
2481
|
|
|
$prereqs_string, |
|
2482
|
|
|
$refs_list |
|
2483
|
|
|
); |
|
2484
|
|
|
} |
|
2485
|
|
|
|
|
2486
|
|
|
if (!$returnstatus) { |
|
2487
|
|
|
$explanation = sprintf( |
|
2488
|
|
|
get_lang('Item %s blocks this step'), |
|
2489
|
|
|
$itemToCheck->get_title() |
|
2490
|
|
|
); |
|
2491
|
|
|
$this->prereq_alert = $explanation; |
|
2492
|
|
|
} |
|
2493
|
|
|
|
|
2494
|
|
|
$lp_item_view = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
|
2495
|
|
|
$lp_view = Database::get_course_table(TABLE_LP_VIEW); |
|
2496
|
|
|
|
|
2497
|
|
|
if ($returnstatus && 1 == $this->prevent_reinit) { |
|
2498
|
|
|
$sql = "SELECT iid FROM $lp_view |
|
2499
|
|
|
WHERE |
|
2500
|
|
|
c_id = $courseId AND |
|
2501
|
|
|
user_id = $user_id AND |
|
2502
|
|
|
lp_id = $this->lp_id AND |
|
2503
|
|
|
session_id = $sessionId |
|
2504
|
|
|
LIMIT 0, 1"; |
|
2505
|
|
|
$rs_lp = Database::query($sql); |
|
2506
|
|
|
if (Database::num_rows($rs_lp)) { |
|
2507
|
|
|
$lp_id = Database::fetch_row($rs_lp); |
|
2508
|
|
|
$my_lp_id = $lp_id[0]; |
|
2509
|
|
|
|
|
2510
|
|
|
$sql = "SELECT status FROM $lp_item_view |
|
2511
|
|
|
WHERE |
|
2512
|
|
|
lp_view_id = $my_lp_id AND |
|
2513
|
|
|
lp_item_id = $refs_list[$prereqs_string] |
|
2514
|
|
|
LIMIT 0, 1"; |
|
2515
|
|
|
$rs_lp = Database::query($sql); |
|
2516
|
|
|
$status_array = Database::fetch_row($rs_lp); |
|
2517
|
|
|
$status = $status_array[0]; |
|
2518
|
|
|
|
|
2519
|
|
|
$returnstatus = $status == $this->possible_status[2] || $status == $this->possible_status[3]; |
|
2520
|
|
|
if (!$returnstatus && empty($this->prereq_alert)) { |
|
2521
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2522
|
|
|
} |
|
2523
|
|
|
} |
|
2524
|
|
|
|
|
2525
|
|
|
if ($checkOtherSessions && false === $returnstatus) { |
|
2526
|
|
|
$returnstatus = $returnstatus = $this->getStatusFromOtherSessions( |
|
2527
|
|
|
$user_id, |
|
2528
|
|
|
$prereqs_string, |
|
2529
|
|
|
$refs_list |
|
2530
|
|
|
); |
|
2531
|
|
|
} |
|
2532
|
|
|
} |
|
2533
|
|
|
|
|
2534
|
|
|
return $returnstatus; |
|
2535
|
|
|
} |
|
2536
|
|
|
} |
|
2537
|
|
|
} |
|
2538
|
|
|
} |
|
2539
|
|
|
} |
|
2540
|
|
|
} |
|
2541
|
|
|
} |
|
2542
|
|
|
} else { |
|
2543
|
|
|
$list = explode("\|", $prereqs_string); |
|
2544
|
|
|
if (count($list) > 1) { |
|
2545
|
|
|
if (self::DEBUG > 1) { |
|
2546
|
|
|
error_log('New LP - Found OR, looking into it', 0); |
|
2547
|
|
|
} |
|
2548
|
|
|
$orstatus = false; |
|
2549
|
|
|
foreach ($list as $condition) { |
|
2550
|
|
|
if (self::DEBUG) { |
|
2551
|
|
|
error_log( |
|
2552
|
|
|
'New LP - Found OR, adding it ('.$condition.')', |
|
2553
|
|
|
0 |
|
2554
|
|
|
); |
|
2555
|
|
|
} |
|
2556
|
|
|
$orstatus = $orstatus || $this->parse_prereq( |
|
2557
|
|
|
$condition, |
|
2558
|
|
|
$items, |
|
2559
|
|
|
$refs_list, |
|
2560
|
|
|
$user_id |
|
2561
|
|
|
); |
|
2562
|
|
|
if ($orstatus) { |
|
2563
|
|
|
// Shortcircuit OR. |
|
2564
|
|
|
if (self::DEBUG > 1) { |
|
2565
|
|
|
error_log( |
|
2566
|
|
|
'New LP - One condition in OR was true, short-circuit', |
|
2567
|
|
|
0 |
|
2568
|
|
|
); |
|
2569
|
|
|
} |
|
2570
|
|
|
break; |
|
2571
|
|
|
} |
|
2572
|
|
|
} |
|
2573
|
|
|
if (!$orstatus && empty($this->prereq_alert)) { |
|
2574
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2575
|
|
|
} |
|
2576
|
|
|
|
|
2577
|
|
|
return $orstatus; |
|
2578
|
|
|
} else { |
|
2579
|
|
|
if (self::DEBUG > 1) { |
|
2580
|
|
|
error_log( |
|
2581
|
|
|
'New LP - OR was found but only one elem present !?', |
|
2582
|
|
|
0 |
|
2583
|
|
|
); |
|
2584
|
|
|
} |
|
2585
|
|
|
if (isset($items[$refs_list[$list[0]]])) { |
|
2586
|
|
|
$status = $items[$refs_list[$list[0]]]->get_status(true); |
|
2587
|
|
|
$returnstatus = 'completed' == $status || 'passed' == $status; |
|
2588
|
|
|
if (!$returnstatus && empty($this->prereq_alert)) { |
|
2589
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2590
|
|
|
} |
|
2591
|
|
|
|
|
2592
|
|
|
return $returnstatus; |
|
2593
|
|
|
} |
|
2594
|
|
|
} |
|
2595
|
|
|
} |
|
2596
|
|
|
if (empty($this->prereq_alert)) { |
|
2597
|
|
|
$this->prereq_alert = get_lang('This learning object cannot display because the course prerequisites are not completed. This happens when a course imposes that you follow it step by step or get a minimum score in tests before you reach the next steps.'); |
|
2598
|
|
|
} |
|
2599
|
|
|
|
|
2600
|
|
|
if (self::DEBUG > 1) { |
|
2601
|
|
|
error_log( |
|
2602
|
|
|
'New LP - End of parse_prereq. Error code is now '.$this->prereq_alert, |
|
2603
|
|
|
0 |
|
2604
|
|
|
); |
|
2605
|
|
|
} |
|
2606
|
|
|
|
|
2607
|
|
|
return false; |
|
2608
|
|
|
} |
|
2609
|
|
|
|
|
2610
|
|
|
/** |
|
2611
|
|
|
* Reinits all local values as the learnpath is restarted. |
|
2612
|
|
|
* |
|
2613
|
|
|
* @return bool True on success, false otherwise |
|
2614
|
|
|
*/ |
|
2615
|
|
|
public function restart() |
|
2616
|
|
|
{ |
|
2617
|
|
|
if (self::DEBUG > 0) { |
|
2618
|
|
|
error_log('learnpathItem::restart()', 0); |
|
2619
|
|
|
} |
|
2620
|
|
|
$seriousGame = $this->get_seriousgame_mode(); |
|
|
|
|
|
|
2621
|
|
|
//For serious game : We reuse same attempt_id |
|
2622
|
|
|
if (1 == $seriousGame && 'sco' == $this->type) { |
|
2623
|
|
|
// If this is a sco, Chamilo can't update the time without an |
|
2624
|
|
|
// explicit scorm call |
|
2625
|
|
|
$this->current_start_time = 0; |
|
2626
|
|
|
$this->current_stop_time = 0; //Those 0 value have this effect |
|
2627
|
|
|
$this->last_scorm_session_time = 0; |
|
2628
|
|
|
$this->save(); |
|
2629
|
|
|
|
|
2630
|
|
|
return true; |
|
2631
|
|
|
} |
|
2632
|
|
|
|
|
2633
|
|
|
$this->save(); |
|
2634
|
|
|
|
|
2635
|
|
|
$allowed = $this->isRestartAllowed(); |
|
2636
|
|
|
if (-1 === $allowed) { |
|
2637
|
|
|
// Nothing allowed, do nothing. |
|
2638
|
|
|
} elseif (1 === $allowed) { |
|
2639
|
|
|
// Restart as new attempt is allowed, record a new attempt. |
|
2640
|
|
|
$this->attempt_id = $this->attempt_id + 1; // Simply reuse the previous attempt_id. |
|
2641
|
|
|
$this->current_score = 0; |
|
2642
|
|
|
$this->current_start_time = 0; |
|
2643
|
|
|
$this->current_stop_time = 0; |
|
2644
|
|
|
$this->current_data = ''; |
|
2645
|
|
|
$this->status = $this->possible_status[0]; |
|
2646
|
|
|
$this->interactions_count = 0; |
|
2647
|
|
|
$this->interactions = []; |
|
2648
|
|
|
$this->objectives_count = 0; |
|
2649
|
|
|
$this->objectives = []; |
|
2650
|
|
|
$this->lesson_location = ''; |
|
2651
|
|
|
if (TOOL_QUIZ != $this->type) { |
|
2652
|
|
|
$this->write_to_db(); |
|
2653
|
|
|
} |
|
2654
|
|
|
} else { |
|
2655
|
|
|
// Restart current element is allowed (because it's not finished yet), |
|
2656
|
|
|
// reinit current. |
|
2657
|
|
|
//$this->current_score = 0; |
|
2658
|
|
|
$this->current_start_time = 0; |
|
2659
|
|
|
$this->current_stop_time = 0; |
|
2660
|
|
|
$this->interactions_count = $this->get_interactions_count(true); |
|
2661
|
|
|
} |
|
2662
|
|
|
|
|
2663
|
|
|
return true; |
|
2664
|
|
|
} |
|
2665
|
|
|
|
|
2666
|
|
|
/** |
|
2667
|
|
|
* Saves data in the database. |
|
2668
|
|
|
* |
|
2669
|
|
|
* @param bool $from_outside Save from URL params (1) or from object attributes (0) |
|
2670
|
|
|
* @param bool $prereqs_complete The results of a check on prerequisites for this item. |
|
2671
|
|
|
* True if prerequisites are completed, false otherwise. Defaults to false. Only used if not sco or au |
|
2672
|
|
|
* |
|
2673
|
|
|
* @return bool True on success, false on failure |
|
2674
|
|
|
*/ |
|
2675
|
|
|
public function save($from_outside = true, $prereqs_complete = false) |
|
2676
|
|
|
{ |
|
2677
|
|
|
$debug = self::DEBUG; |
|
2678
|
|
|
if ($debug) { |
|
2679
|
|
|
error_log('learnpathItem::save()', 0); |
|
2680
|
|
|
} |
|
2681
|
|
|
// First check if parameters passed via GET can be saved here |
|
2682
|
|
|
// in case it's a SCORM, we should get: |
|
2683
|
|
|
if ('sco' === $this->type || 'au' === $this->type) { |
|
2684
|
|
|
$status = $this->get_status(true); |
|
2685
|
|
|
if (1 == $this->prevent_reinit && |
|
2686
|
|
|
$status != $this->possible_status[0] && // not attempted |
|
2687
|
|
|
$status != $this->possible_status[1] //incomplete |
|
2688
|
|
|
) { |
|
2689
|
|
|
if ($debug) { |
|
2690
|
|
|
error_log( |
|
2691
|
|
|
'learnpathItem::save() - save reinit blocked by setting', |
|
2692
|
|
|
0 |
|
2693
|
|
|
); |
|
2694
|
|
|
} |
|
2695
|
|
|
// Do nothing because the status has already been set. Don't allow it to change. |
|
2696
|
|
|
// TODO: Check there isn't a special circumstance where this should be saved. |
|
2697
|
|
|
} else { |
|
2698
|
|
|
if ($debug) { |
|
2699
|
|
|
error_log( |
|
2700
|
|
|
'learnpathItem::save() - SCORM save request received', |
|
2701
|
|
|
0 |
|
2702
|
|
|
); |
|
2703
|
|
|
} |
|
2704
|
|
|
|
|
2705
|
|
|
if ($from_outside) { |
|
2706
|
|
|
if ($debug) { |
|
2707
|
|
|
error_log( |
|
2708
|
|
|
'learnpathItem::save() - Getting item data from outside', |
|
2709
|
|
|
0 |
|
2710
|
|
|
); |
|
2711
|
|
|
} |
|
2712
|
|
|
foreach ($_GET as $param => $value) { |
|
2713
|
|
|
switch ($param) { |
|
2714
|
|
|
case 'score': |
|
2715
|
|
|
$this->set_score($value); |
|
2716
|
|
|
if ($debug) { |
|
2717
|
|
|
error_log( |
|
2718
|
|
|
'learnpathItem::save() - setting score to '.$value, |
|
2719
|
|
|
0 |
|
2720
|
|
|
); |
|
2721
|
|
|
} |
|
2722
|
|
|
break; |
|
2723
|
|
|
case 'max': |
|
2724
|
|
|
$this->set_max_score($value); |
|
2725
|
|
|
if ($debug) { |
|
2726
|
|
|
error_log( |
|
2727
|
|
|
'learnpathItem::save() - setting view_max_score to '.$value, |
|
2728
|
|
|
0 |
|
2729
|
|
|
); |
|
2730
|
|
|
} |
|
2731
|
|
|
break; |
|
2732
|
|
|
case 'min': |
|
2733
|
|
|
$this->min_score = $value; |
|
2734
|
|
|
if ($debug) { |
|
2735
|
|
|
error_log( |
|
2736
|
|
|
'learnpathItem::save() - setting min_score to '.$value, |
|
2737
|
|
|
0 |
|
2738
|
|
|
); |
|
2739
|
|
|
} |
|
2740
|
|
|
break; |
|
2741
|
|
|
case 'lesson_status': |
|
2742
|
|
|
if (!empty($value)) { |
|
2743
|
|
|
$this->set_status($value); |
|
2744
|
|
|
if ($debug) { |
|
2745
|
|
|
error_log( |
|
2746
|
|
|
'learnpathItem::save() - setting status to '.$value, |
|
2747
|
|
|
0 |
|
2748
|
|
|
); |
|
2749
|
|
|
} |
|
2750
|
|
|
} |
|
2751
|
|
|
break; |
|
2752
|
|
|
case 'time': |
|
2753
|
|
|
$this->set_time($value); |
|
2754
|
|
|
if ($debug) { |
|
2755
|
|
|
error_log( |
|
2756
|
|
|
'learnpathItem::save() - setting time to '.$value, |
|
2757
|
|
|
0 |
|
2758
|
|
|
); |
|
2759
|
|
|
} |
|
2760
|
|
|
break; |
|
2761
|
|
|
case 'suspend_data': |
|
2762
|
|
|
$this->current_data = $value; |
|
2763
|
|
|
if ($debug) { |
|
2764
|
|
|
error_log( |
|
2765
|
|
|
'learnpathItem::save() - setting suspend_data to '.$value, |
|
2766
|
|
|
0 |
|
2767
|
|
|
); |
|
2768
|
|
|
} |
|
2769
|
|
|
break; |
|
2770
|
|
|
case 'lesson_location': |
|
2771
|
|
|
$this->set_lesson_location($value); |
|
2772
|
|
|
if ($debug) { |
|
2773
|
|
|
error_log( |
|
2774
|
|
|
'learnpathItem::save() - setting lesson_location to '.$value, |
|
2775
|
|
|
0 |
|
2776
|
|
|
); |
|
2777
|
|
|
} |
|
2778
|
|
|
break; |
|
2779
|
|
|
case 'core_exit': |
|
2780
|
|
|
$this->set_core_exit($value); |
|
2781
|
|
|
if ($debug) { |
|
2782
|
|
|
error_log( |
|
2783
|
|
|
'learnpathItem::save() - setting core_exit to '.$value, |
|
2784
|
|
|
0 |
|
2785
|
|
|
); |
|
2786
|
|
|
} |
|
2787
|
|
|
break; |
|
2788
|
|
|
case 'interactions': |
|
2789
|
|
|
break; |
|
2790
|
|
|
case 'objectives': |
|
2791
|
|
|
break; |
|
2792
|
|
|
default: |
|
2793
|
|
|
// Ignore. |
|
2794
|
|
|
break; |
|
2795
|
|
|
} |
|
2796
|
|
|
} |
|
2797
|
|
|
} else { |
|
2798
|
|
|
// Do nothing, just let the local attributes be used. |
|
2799
|
|
|
if ($debug) { |
|
2800
|
|
|
error_log( |
|
2801
|
|
|
'learnpathItem::save() - Using inside item status', |
|
2802
|
|
|
0 |
|
2803
|
|
|
); |
|
2804
|
|
|
} |
|
2805
|
|
|
} |
|
2806
|
|
|
} |
|
2807
|
|
|
} else { |
|
2808
|
|
|
// If not SCO, such messages should not be expected. |
|
2809
|
|
|
$type = strtolower($this->type); |
|
2810
|
|
|
if ($debug) { |
|
2811
|
|
|
error_log("type: $type"); |
|
2812
|
|
|
} |
|
2813
|
|
|
|
|
2814
|
|
|
switch ($type) { |
|
2815
|
|
|
case 'asset': |
|
2816
|
|
|
if ($prereqs_complete) { |
|
2817
|
|
|
$this->set_status($this->possible_status[2]); |
|
2818
|
|
|
} |
|
2819
|
|
|
break; |
|
2820
|
|
|
case TOOL_HOTPOTATOES: |
|
2821
|
|
|
break; |
|
2822
|
|
|
case TOOL_QUIZ: |
|
2823
|
|
|
return false; |
|
2824
|
|
|
break; |
|
|
|
|
|
|
2825
|
|
|
default: |
|
2826
|
|
|
// For now, everything that is not sco and not asset is set to |
|
2827
|
|
|
// completed when saved. |
|
2828
|
|
|
if ($prereqs_complete) { |
|
2829
|
|
|
$this->set_status($this->possible_status[2]); |
|
2830
|
|
|
} |
|
2831
|
|
|
break; |
|
2832
|
|
|
} |
|
2833
|
|
|
} |
|
2834
|
|
|
|
|
2835
|
|
|
if ($debug) { |
|
2836
|
|
|
error_log('End of learnpathItem::save() - Calling write_to_db() now'); |
|
2837
|
|
|
} |
|
2838
|
|
|
|
|
2839
|
|
|
return $this->write_to_db(); |
|
2840
|
|
|
} |
|
2841
|
|
|
|
|
2842
|
|
|
/** |
|
2843
|
|
|
* Sets the number of attempt_id to a given value. |
|
2844
|
|
|
* |
|
2845
|
|
|
* @param int $num The given value to set attempt_id to |
|
2846
|
|
|
* |
|
2847
|
|
|
* @return bool TRUE on success, FALSE otherwise |
|
2848
|
|
|
*/ |
|
2849
|
|
|
public function set_attempt_id($num) |
|
2850
|
|
|
{ |
|
2851
|
|
|
if ($num == strval(intval($num)) && $num >= 0) { |
|
2852
|
|
|
$this->attempt_id = $num; |
|
2853
|
|
|
|
|
2854
|
|
|
return true; |
|
2855
|
|
|
} |
|
2856
|
|
|
|
|
2857
|
|
|
return false; |
|
2858
|
|
|
} |
|
2859
|
|
|
|
|
2860
|
|
|
/** |
|
2861
|
|
|
* Sets the core_exit value to the one given. |
|
2862
|
|
|
* |
|
2863
|
|
|
* @return bool $value True (always) |
|
2864
|
|
|
*/ |
|
2865
|
|
|
public function set_core_exit($value) |
|
2866
|
|
|
{ |
|
2867
|
|
|
switch ($value) { |
|
2868
|
|
|
case '': |
|
2869
|
|
|
$this->core_exit = ''; |
|
2870
|
|
|
break; |
|
2871
|
|
|
case 'suspend': |
|
2872
|
|
|
$this->core_exit = 'suspend'; |
|
2873
|
|
|
break; |
|
2874
|
|
|
default: |
|
2875
|
|
|
$this->core_exit = 'none'; |
|
2876
|
|
|
break; |
|
2877
|
|
|
} |
|
2878
|
|
|
|
|
2879
|
|
|
return true; |
|
2880
|
|
|
} |
|
2881
|
|
|
|
|
2882
|
|
|
/** |
|
2883
|
|
|
* Sets the item's description. |
|
2884
|
|
|
* |
|
2885
|
|
|
* @param string $string Description |
|
2886
|
|
|
*/ |
|
2887
|
|
|
public function set_description($string = '') |
|
2888
|
|
|
{ |
|
2889
|
|
|
if (!empty($string)) { |
|
2890
|
|
|
$this->description = $string; |
|
2891
|
|
|
} |
|
2892
|
|
|
} |
|
2893
|
|
|
|
|
2894
|
|
|
/** |
|
2895
|
|
|
* Sets the lesson_location value. |
|
2896
|
|
|
* |
|
2897
|
|
|
* @param string $location lesson_location as provided by the SCO |
|
2898
|
|
|
* |
|
2899
|
|
|
* @return bool True on success, false otherwise |
|
2900
|
|
|
*/ |
|
2901
|
|
|
public function set_lesson_location($location) |
|
2902
|
|
|
{ |
|
2903
|
|
|
if (isset($location)) { |
|
2904
|
|
|
$this->lesson_location = $location; |
|
2905
|
|
|
|
|
2906
|
|
|
return true; |
|
2907
|
|
|
} |
|
2908
|
|
|
|
|
2909
|
|
|
return false; |
|
2910
|
|
|
} |
|
2911
|
|
|
|
|
2912
|
|
|
/** |
|
2913
|
|
|
* Sets the item's depth level in the LP tree (0 is at root). |
|
2914
|
|
|
* |
|
2915
|
|
|
* @param int $int Level |
|
2916
|
|
|
*/ |
|
2917
|
|
|
public function set_level($int = 0) |
|
2918
|
|
|
{ |
|
2919
|
|
|
$this->level = (int) $int; |
|
2920
|
|
|
} |
|
2921
|
|
|
|
|
2922
|
|
|
/** |
|
2923
|
|
|
* Sets the lp_view id this item view is registered to. |
|
2924
|
|
|
* |
|
2925
|
|
|
* @param int $lp_view_id lp_view DB ID |
|
2926
|
|
|
* |
|
2927
|
|
|
* @todo //todo insert into lp_item_view if lp_view not exists |
|
2928
|
|
|
*/ |
|
2929
|
|
|
public function set_lp_view(int $lp_view_id): bool |
|
2930
|
|
|
{ |
|
2931
|
|
|
$lpItemId = $this->get_id(); |
|
2932
|
|
|
|
|
2933
|
|
|
if (empty($lpItemId)) { |
|
2934
|
|
|
return false; |
|
2935
|
|
|
} |
|
2936
|
|
|
|
|
2937
|
|
|
if (empty($lp_view_id)) { |
|
2938
|
|
|
return false; |
|
2939
|
|
|
} |
|
2940
|
|
|
|
|
2941
|
|
|
if (self::DEBUG > 0) { |
|
2942
|
|
|
error_log('learnpathItem::set_lp_view('.$lp_view_id.')', 0); |
|
2943
|
|
|
} |
|
2944
|
|
|
|
|
2945
|
|
|
$this->view_id = $lp_view_id; |
|
2946
|
|
|
|
|
2947
|
|
|
$item_view_table = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
|
2948
|
|
|
// Get the lp_item_view with the highest view_count. |
|
2949
|
|
|
$sql = "SELECT * FROM $item_view_table |
|
2950
|
|
|
WHERE |
|
2951
|
|
|
lp_item_id = $lpItemId AND |
|
2952
|
|
|
lp_view_id = $lp_view_id |
|
2953
|
|
|
ORDER BY view_count DESC"; |
|
2954
|
|
|
|
|
2955
|
|
|
if (self::DEBUG > 2) { |
|
2956
|
|
|
error_log( |
|
2957
|
|
|
'learnpathItem::set_lp_view() - Querying lp_item_view: '.$sql, |
|
2958
|
|
|
0 |
|
2959
|
|
|
); |
|
2960
|
|
|
} |
|
2961
|
|
|
$res = Database::query($sql); |
|
2962
|
|
|
if (Database::num_rows($res) > 0) { |
|
2963
|
|
|
$row = Database::fetch_array($res); |
|
2964
|
|
|
$this->db_item_view_id = $row['iid']; |
|
2965
|
|
|
$this->attempt_id = $row['view_count']; |
|
2966
|
|
|
$this->current_score = $row['score']; |
|
2967
|
|
|
$this->current_data = $row['suspend_data']; |
|
2968
|
|
|
$this->view_max_score = $row['max_score']; |
|
2969
|
|
|
$this->status = $row['status']; |
|
2970
|
|
|
$this->current_start_time = $row['start_time']; |
|
2971
|
|
|
$this->current_stop_time = $this->current_start_time + $row['total_time']; |
|
2972
|
|
|
$this->lesson_location = $row['lesson_location']; |
|
2973
|
|
|
$this->core_exit = $row['core_exit']; |
|
2974
|
|
|
|
|
2975
|
|
|
if (self::DEBUG > 2) { |
|
2976
|
|
|
error_log( |
|
2977
|
|
|
'learnpathItem::set_lp_view() - Updated item object with database values', |
|
2978
|
|
|
0 |
|
2979
|
|
|
); |
|
2980
|
|
|
} |
|
2981
|
|
|
|
|
2982
|
|
|
// Now get the number of interactions for this little guy. |
|
2983
|
|
|
$table = Database::get_course_table(TABLE_LP_IV_INTERACTION); |
|
2984
|
|
|
$sql = "SELECT * FROM $table |
|
2985
|
|
|
WHERE lp_iv_id = ".$this->db_item_view_id; |
|
2986
|
|
|
|
|
2987
|
|
|
$res = Database::query($sql); |
|
2988
|
|
|
if (false !== $res) { |
|
2989
|
|
|
$this->interactions_count = Database::num_rows($res); |
|
2990
|
|
|
} else { |
|
2991
|
|
|
$this->interactions_count = 0; |
|
2992
|
|
|
} |
|
2993
|
|
|
// Now get the number of objectives for this little guy. |
|
2994
|
|
|
$table = Database::get_course_table(TABLE_LP_IV_OBJECTIVE); |
|
2995
|
|
|
$sql = "SELECT * FROM $table |
|
2996
|
|
|
WHERE lp_iv_id = ".$this->db_item_view_id; |
|
2997
|
|
|
|
|
2998
|
|
|
$this->objectives_count = 0; |
|
2999
|
|
|
$res = Database::query($sql); |
|
3000
|
|
|
if (false !== $res) { |
|
3001
|
|
|
$this->objectives_count = Database::num_rows($res); |
|
3002
|
|
|
} |
|
3003
|
|
|
} |
|
3004
|
|
|
|
|
3005
|
|
|
return true; |
|
3006
|
|
|
} |
|
3007
|
|
|
|
|
3008
|
|
|
/** |
|
3009
|
|
|
* Sets the path. |
|
3010
|
|
|
* |
|
3011
|
|
|
* @param string $string Path |
|
3012
|
|
|
*/ |
|
3013
|
|
|
public function set_path($string = '') |
|
3014
|
|
|
{ |
|
3015
|
|
|
if (!empty($string)) { |
|
3016
|
|
|
$this->path = $string; |
|
3017
|
|
|
} |
|
3018
|
|
|
} |
|
3019
|
|
|
|
|
3020
|
|
|
/** |
|
3021
|
|
|
* Sets the prevent_reinit attribute. |
|
3022
|
|
|
* This is based on the LP value and is set at creation time for |
|
3023
|
|
|
* each learnpathItem. It is a (bad?) way of avoiding |
|
3024
|
|
|
* a reference to the LP when saving an item. |
|
3025
|
|
|
* |
|
3026
|
|
|
* @param int 1 for "prevent", 0 for "don't prevent" |
|
|
|
|
|
|
3027
|
|
|
* saving freshened values (new "not attempted" status etc) |
|
3028
|
|
|
*/ |
|
3029
|
|
|
public function set_prevent_reinit($prevent) |
|
3030
|
|
|
{ |
|
3031
|
|
|
$this->prevent_reinit = 0; |
|
3032
|
|
|
if ($prevent) { |
|
3033
|
|
|
$this->prevent_reinit = 1; |
|
3034
|
|
|
} |
|
3035
|
|
|
} |
|
3036
|
|
|
|
|
3037
|
|
|
/** |
|
3038
|
|
|
* Sets the score value. If the mastery_score is set and the score reaches |
|
3039
|
|
|
* it, then set the status to 'passed'. |
|
3040
|
|
|
* |
|
3041
|
|
|
* @param float $score Score |
|
3042
|
|
|
* |
|
3043
|
|
|
* @return bool True on success, false otherwise |
|
3044
|
|
|
*/ |
|
3045
|
|
|
public function set_score($score) |
|
3046
|
|
|
{ |
|
3047
|
|
|
$debug = self::DEBUG; |
|
3048
|
|
|
if ($debug > 0) { |
|
3049
|
|
|
error_log('learnpathItem::set_score('.$score.')', 0); |
|
3050
|
|
|
} |
|
3051
|
|
|
if (($this->max_score <= 0 || $score <= $this->max_score) && ($score >= $this->min_score)) { |
|
3052
|
|
|
$this->current_score = $score; |
|
3053
|
|
|
$masteryScore = $this->get_mastery_score(); |
|
3054
|
|
|
$current_status = $this->get_status(false); |
|
3055
|
|
|
|
|
3056
|
|
|
// Fixes bug when SCORM doesn't send a mastery score even if they sent a score! |
|
3057
|
|
|
if (-1 == $masteryScore) { |
|
3058
|
|
|
$masteryScore = $this->max_score; |
|
3059
|
|
|
} |
|
3060
|
|
|
|
|
3061
|
|
|
if ($debug > 0) { |
|
3062
|
|
|
error_log('get_mastery_score: '.$masteryScore); |
|
3063
|
|
|
error_log('current_status: '.$current_status); |
|
3064
|
|
|
error_log('current score : '.$this->current_score); |
|
3065
|
|
|
} |
|
3066
|
|
|
|
|
3067
|
|
|
// If mastery_score is set AND the current score reaches the mastery |
|
3068
|
|
|
// score AND the current status is different from 'completed', then |
|
3069
|
|
|
// set it to 'passed'. |
|
3070
|
|
|
/* |
|
3071
|
|
|
if ($master != -1 && $this->current_score >= $master && $current_status != $this->possible_status[2]) { |
|
3072
|
|
|
if ($debug > 0) error_log('Status changed to: '.$this->possible_status[3]); |
|
3073
|
|
|
$this->set_status($this->possible_status[3]); //passed |
|
3074
|
|
|
} elseif ($master != -1 && $this->current_score < $master) { |
|
3075
|
|
|
if ($debug > 0) error_log('Status changed to: '.$this->possible_status[4]); |
|
3076
|
|
|
$this->set_status($this->possible_status[4]); //failed |
|
3077
|
|
|
}*/ |
|
3078
|
|
|
return true; |
|
3079
|
|
|
} |
|
3080
|
|
|
|
|
3081
|
|
|
return false; |
|
3082
|
|
|
} |
|
3083
|
|
|
|
|
3084
|
|
|
/** |
|
3085
|
|
|
* Sets the maximum score for this item. |
|
3086
|
|
|
* |
|
3087
|
|
|
* @param int $score Maximum score - must be a decimal or an empty string |
|
3088
|
|
|
* |
|
3089
|
|
|
* @return bool True on success, false on error |
|
3090
|
|
|
*/ |
|
3091
|
|
|
public function set_max_score($score) |
|
3092
|
|
|
{ |
|
3093
|
|
|
if (is_int($score) || '' == $score) { |
|
3094
|
|
|
$this->view_max_score = $score; |
|
3095
|
|
|
|
|
3096
|
|
|
return true; |
|
3097
|
|
|
} |
|
3098
|
|
|
|
|
3099
|
|
|
return false; |
|
3100
|
|
|
} |
|
3101
|
|
|
|
|
3102
|
|
|
/** |
|
3103
|
|
|
* Sets the status for this item. |
|
3104
|
|
|
* |
|
3105
|
|
|
* @param string $status Status - must be one of the values defined in $this->possible_status |
|
3106
|
|
|
* (this affects the status setting) |
|
3107
|
|
|
* |
|
3108
|
|
|
* @return bool True on success, false on error |
|
3109
|
|
|
*/ |
|
3110
|
|
|
public function set_status($status) |
|
3111
|
|
|
{ |
|
3112
|
|
|
if (self::DEBUG) { |
|
3113
|
|
|
error_log('learnpathItem::set_status('.$status.')'); |
|
3114
|
|
|
} |
|
3115
|
|
|
|
|
3116
|
|
|
$found = false; |
|
3117
|
|
|
foreach ($this->possible_status as $possible) { |
|
3118
|
|
|
if (preg_match('/^'.$possible.'$/i', $status)) { |
|
3119
|
|
|
$found = true; |
|
3120
|
|
|
} |
|
3121
|
|
|
} |
|
3122
|
|
|
|
|
3123
|
|
|
if ($found) { |
|
3124
|
|
|
$this->status = $status; |
|
3125
|
|
|
if (self::DEBUG) { |
|
3126
|
|
|
error_log( |
|
3127
|
|
|
'learnpathItem::set_status() - '. |
|
3128
|
|
|
'Updated object status of item '.$this->db_id. |
|
3129
|
|
|
' to '.$this->status |
|
3130
|
|
|
); |
|
3131
|
|
|
} |
|
3132
|
|
|
|
|
3133
|
|
|
return true; |
|
3134
|
|
|
} |
|
3135
|
|
|
|
|
3136
|
|
|
if (self::DEBUG) { |
|
3137
|
|
|
error_log('Setting status: '.$this->possible_status[0]); |
|
3138
|
|
|
} |
|
3139
|
|
|
$this->status = $this->possible_status[0]; |
|
3140
|
|
|
|
|
3141
|
|
|
return false; |
|
3142
|
|
|
} |
|
3143
|
|
|
|
|
3144
|
|
|
/** |
|
3145
|
|
|
* Set the (indexing) terms for this learnpath item. |
|
3146
|
|
|
* |
|
3147
|
|
|
* @param string $terms Terms, as a comma-split list |
|
3148
|
|
|
* |
|
3149
|
|
|
* @return bool Always return true |
|
3150
|
|
|
*/ |
|
3151
|
|
|
public function set_terms($terms) |
|
3152
|
|
|
{ |
|
3153
|
|
|
global $charset; |
|
3154
|
|
|
$lp_item = Database::get_course_table(TABLE_LP_ITEM); |
|
3155
|
|
|
$a_terms = preg_split('/,/', $terms); |
|
3156
|
|
|
$i_terms = preg_split('/,/', $this->get_terms()); |
|
3157
|
|
|
foreach ($i_terms as $term) { |
|
3158
|
|
|
if (!in_array($term, $a_terms)) { |
|
3159
|
|
|
array_push($a_terms, $term); |
|
3160
|
|
|
} |
|
3161
|
|
|
} |
|
3162
|
|
|
$new_terms = $a_terms; |
|
3163
|
|
|
$new_terms_string = implode(',', $new_terms); |
|
3164
|
|
|
|
|
3165
|
|
|
// TODO: Validate csv string. |
|
3166
|
|
|
$terms = Database::escape_string(api_htmlentities($new_terms_string, ENT_QUOTES)); |
|
3167
|
|
|
$sql = "UPDATE $lp_item |
|
3168
|
|
|
SET terms = '$terms' |
|
3169
|
|
|
WHERE iid=".$this->get_id(); |
|
3170
|
|
|
Database::query($sql); |
|
3171
|
|
|
// Save it to search engine. |
|
3172
|
|
|
if ('true' == api_get_setting('search_enabled')) { |
|
3173
|
|
|
$di = new ChamiloIndexer(); |
|
3174
|
|
|
$di->update_terms($this->get_search_did(), $new_terms, 'T'); |
|
3175
|
|
|
} |
|
3176
|
|
|
|
|
3177
|
|
|
return true; |
|
3178
|
|
|
} |
|
3179
|
|
|
|
|
3180
|
|
|
/** |
|
3181
|
|
|
* Get the document ID from inside the text index database. |
|
3182
|
|
|
* |
|
3183
|
|
|
* @return int Search index database document ID |
|
3184
|
|
|
*/ |
|
3185
|
|
|
public function get_search_did() |
|
3186
|
|
|
{ |
|
3187
|
|
|
return $this->search_did; |
|
3188
|
|
|
} |
|
3189
|
|
|
|
|
3190
|
|
|
/** |
|
3191
|
|
|
* Sets the item viewing time in a usable form, given that SCORM packages |
|
3192
|
|
|
* often give it as 00:00:00.0000. |
|
3193
|
|
|
* |
|
3194
|
|
|
* @param string Time as given by SCORM |
|
3195
|
|
|
* @param string $format |
|
3196
|
|
|
*/ |
|
3197
|
|
|
public function set_time($scorm_time, $format = 'scorm') |
|
3198
|
|
|
{ |
|
3199
|
|
|
$debug = self::DEBUG; |
|
3200
|
|
|
if ($debug) { |
|
3201
|
|
|
error_log("learnpathItem::set_time($scorm_time, $format)"); |
|
3202
|
|
|
error_log("this->type: ".$this->type); |
|
3203
|
|
|
error_log("this->current_start_time: ".$this->current_start_time); |
|
3204
|
|
|
} |
|
3205
|
|
|
|
|
3206
|
|
|
if ('0' == $scorm_time && |
|
3207
|
|
|
'sco' !== $this->type && |
|
3208
|
|
|
0 != $this->current_start_time |
|
3209
|
|
|
) { |
|
3210
|
|
|
$myTime = time() - $this->current_start_time; |
|
3211
|
|
|
if ($myTime > 0) { |
|
3212
|
|
|
$this->update_time($myTime); |
|
3213
|
|
|
if ($debug) { |
|
3214
|
|
|
error_log('found asset - set time to '.$myTime); |
|
3215
|
|
|
} |
|
3216
|
|
|
} else { |
|
3217
|
|
|
if ($debug) { |
|
3218
|
|
|
error_log('Time not set'); |
|
3219
|
|
|
} |
|
3220
|
|
|
} |
|
3221
|
|
|
} else { |
|
3222
|
|
|
switch ($format) { |
|
3223
|
|
|
case 'scorm': |
|
3224
|
|
|
$res = []; |
|
3225
|
|
|
if (preg_match( |
|
3226
|
|
|
'/^(\d{1,4}):(\d{2}):(\d{2})(\.\d{1,4})?/', |
|
3227
|
|
|
$scorm_time, |
|
3228
|
|
|
$res |
|
3229
|
|
|
) |
|
3230
|
|
|
) { |
|
3231
|
|
|
$hour = $res[1]; |
|
3232
|
|
|
$min = $res[2]; |
|
3233
|
|
|
$sec = $res[3]; |
|
3234
|
|
|
// Getting total number of seconds spent. |
|
3235
|
|
|
$totalSec = $hour * 3600 + $min * 60 + $sec; |
|
3236
|
|
|
if ($debug) { |
|
3237
|
|
|
error_log("totalSec : $totalSec"); |
|
3238
|
|
|
error_log("Now calling to scorm_update_time()"); |
|
3239
|
|
|
} |
|
3240
|
|
|
$this->scorm_update_time($totalSec); |
|
3241
|
|
|
} |
|
3242
|
|
|
break; |
|
3243
|
|
|
case 'int': |
|
3244
|
|
|
if ($debug) { |
|
3245
|
|
|
error_log("scorm_time = $scorm_time"); |
|
3246
|
|
|
error_log("Now calling to scorm_update_time()"); |
|
3247
|
|
|
} |
|
3248
|
|
|
$this->scorm_update_time($scorm_time); |
|
3249
|
|
|
break; |
|
3250
|
|
|
} |
|
3251
|
|
|
} |
|
3252
|
|
|
} |
|
3253
|
|
|
|
|
3254
|
|
|
/** |
|
3255
|
|
|
* Sets the item's title. |
|
3256
|
|
|
* |
|
3257
|
|
|
* @param string $string Title |
|
3258
|
|
|
*/ |
|
3259
|
|
|
public function set_title($string = '') |
|
3260
|
|
|
{ |
|
3261
|
|
|
if (!empty($string)) { |
|
3262
|
|
|
$this->title = $string; |
|
3263
|
|
|
} |
|
3264
|
|
|
} |
|
3265
|
|
|
|
|
3266
|
|
|
/** |
|
3267
|
|
|
* Sets the item's type. |
|
3268
|
|
|
* |
|
3269
|
|
|
* @param string $string Type |
|
3270
|
|
|
*/ |
|
3271
|
|
|
public function set_type($string = '') |
|
3272
|
|
|
{ |
|
3273
|
|
|
if (!empty($string)) { |
|
3274
|
|
|
$this->type = $string; |
|
3275
|
|
|
} |
|
3276
|
|
|
} |
|
3277
|
|
|
|
|
3278
|
|
|
/** |
|
3279
|
|
|
* Checks if the current status is part of the list of status given. |
|
3280
|
|
|
* |
|
3281
|
|
|
* @param array $list An array of status to check for. |
|
3282
|
|
|
* If the current status is one of the strings, return true |
|
3283
|
|
|
* |
|
3284
|
|
|
* @return bool True if the status was one of the given strings, |
|
3285
|
|
|
* false otherwise |
|
3286
|
|
|
*/ |
|
3287
|
|
|
public function status_is($list = []) |
|
3288
|
|
|
{ |
|
3289
|
|
|
if (self::DEBUG > 1) { |
|
3290
|
|
|
error_log( |
|
3291
|
|
|
'learnpathItem::status_is('.print_r( |
|
|
|
|
|
|
3292
|
|
|
$list, |
|
3293
|
|
|
true |
|
3294
|
|
|
).') on item '.$this->db_id, |
|
3295
|
|
|
0 |
|
3296
|
|
|
); |
|
3297
|
|
|
} |
|
3298
|
|
|
$currentStatus = $this->get_status(true); |
|
3299
|
|
|
if (empty($currentStatus)) { |
|
3300
|
|
|
return false; |
|
3301
|
|
|
} |
|
3302
|
|
|
$found = false; |
|
3303
|
|
|
foreach ($list as $status) { |
|
3304
|
|
|
if (preg_match('/^'.$status.'$/i', $currentStatus)) { |
|
3305
|
|
|
if (self::DEBUG > 2) { |
|
3306
|
|
|
error_log( |
|
3307
|
|
|
'New LP - learnpathItem::status_is() - Found status '. |
|
3308
|
|
|
$status.' corresponding to current status', |
|
3309
|
|
|
0 |
|
3310
|
|
|
); |
|
3311
|
|
|
} |
|
3312
|
|
|
$found = true; |
|
3313
|
|
|
|
|
3314
|
|
|
return $found; |
|
3315
|
|
|
} |
|
3316
|
|
|
} |
|
3317
|
|
|
if (self::DEBUG > 2) { |
|
3318
|
|
|
error_log( |
|
3319
|
|
|
'New LP - learnpathItem::status_is() - Status '. |
|
3320
|
|
|
$currentStatus.' did not match request', |
|
3321
|
|
|
0 |
|
3322
|
|
|
); |
|
3323
|
|
|
} |
|
3324
|
|
|
|
|
3325
|
|
|
return $found; |
|
3326
|
|
|
} |
|
3327
|
|
|
|
|
3328
|
|
|
/** |
|
3329
|
|
|
* Updates the time info according to the given session_time. |
|
3330
|
|
|
* |
|
3331
|
|
|
* @param int $totalSec Time in seconds |
|
3332
|
|
|
*/ |
|
3333
|
|
|
public function update_time($totalSec = 0) |
|
3334
|
|
|
{ |
|
3335
|
|
|
if (self::DEBUG > 0) { |
|
3336
|
|
|
error_log('learnpathItem::update_time('.$totalSec.')'); |
|
3337
|
|
|
} |
|
3338
|
|
|
if ($totalSec >= 0) { |
|
3339
|
|
|
// Getting start time from finish time. The only problem in the calculation is it might be |
|
3340
|
|
|
// modified by the scripts processing time. |
|
3341
|
|
|
$now = time(); |
|
3342
|
|
|
$start = $now - $totalSec; |
|
3343
|
|
|
$this->current_start_time = $start; |
|
3344
|
|
|
$this->current_stop_time = $now; |
|
3345
|
|
|
} |
|
3346
|
|
|
} |
|
3347
|
|
|
|
|
3348
|
|
|
/** |
|
3349
|
|
|
* Special scorm update time function. This function will update time |
|
3350
|
|
|
* directly into db for scorm objects. |
|
3351
|
|
|
* |
|
3352
|
|
|
* @param int $total_sec Total number of seconds |
|
3353
|
|
|
*/ |
|
3354
|
|
|
public function scorm_update_time($total_sec = 0) |
|
3355
|
|
|
{ |
|
3356
|
|
|
$debug = self::DEBUG; |
|
3357
|
|
|
if ($debug) { |
|
3358
|
|
|
error_log('learnpathItem::scorm_update_time()'); |
|
3359
|
|
|
error_log("total_sec: $total_sec"); |
|
3360
|
|
|
} |
|
3361
|
|
|
|
|
3362
|
|
|
// Step 1 : get actual total time stored in db |
|
3363
|
|
|
$item_view_table = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
|
3364
|
|
|
|
|
3365
|
|
|
$sql = 'SELECT total_time, status |
|
3366
|
|
|
FROM '.$item_view_table.' |
|
3367
|
|
|
WHERE |
|
3368
|
|
|
lp_item_id = "'.$this->db_id.'" AND |
|
3369
|
|
|
lp_view_id = "'.$this->view_id.'" AND |
|
3370
|
|
|
view_count = "'.$this->get_attempt_id().'"'; |
|
3371
|
|
|
$result = Database::query($sql); |
|
3372
|
|
|
$row = Database::fetch_array($result); |
|
3373
|
|
|
|
|
3374
|
|
|
if (!isset($row['total_time'])) { |
|
3375
|
|
|
$total_time = 0; |
|
3376
|
|
|
} else { |
|
3377
|
|
|
$total_time = $row['total_time']; |
|
3378
|
|
|
} |
|
3379
|
|
|
if ($debug) { |
|
3380
|
|
|
error_log("Original total_time: $total_time"); |
|
3381
|
|
|
} |
|
3382
|
|
|
|
|
3383
|
|
|
$lp_table = Database::get_course_table(TABLE_LP_MAIN); |
|
3384
|
|
|
$lp_id = (int) $this->lp_id; |
|
3385
|
|
|
$sql = "SELECT * FROM $lp_table WHERE iid = $lp_id"; |
|
3386
|
|
|
$res = Database::query($sql); |
|
3387
|
|
|
$accumulateScormTime = 'false'; |
|
3388
|
|
|
if (Database::num_rows($res) > 0) { |
|
3389
|
|
|
$row = Database::fetch_assoc($res); |
|
3390
|
|
|
$accumulateScormTime = $row['accumulate_scorm_time']; |
|
3391
|
|
|
} |
|
3392
|
|
|
|
|
3393
|
|
|
// Step 2.1 : if normal mode total_time = total_time + total_sec |
|
3394
|
|
|
if ('sco' === $this->type && 0 != $accumulateScormTime) { |
|
3395
|
|
|
if ($debug) { |
|
3396
|
|
|
error_log("accumulateScormTime is on. total_time modified: $total_time + $total_sec"); |
|
3397
|
|
|
} |
|
3398
|
|
|
$total_time += $total_sec; |
|
3399
|
|
|
} else { |
|
3400
|
|
|
// Step 2.2 : if not cumulative mode total_time = total_time - last_update + total_sec |
|
3401
|
|
|
$total_sec = $this->fixAbusiveTime($total_sec); |
|
3402
|
|
|
if ($debug) { |
|
3403
|
|
|
error_log("after fix abusive: $total_sec"); |
|
3404
|
|
|
error_log("total_time: $total_time"); |
|
3405
|
|
|
error_log("this->last_scorm_session_time: ".$this->last_scorm_session_time); |
|
3406
|
|
|
} |
|
3407
|
|
|
|
|
3408
|
|
|
$total_time = $total_time - $this->last_scorm_session_time + $total_sec; |
|
3409
|
|
|
$this->last_scorm_session_time = $total_sec; |
|
3410
|
|
|
|
|
3411
|
|
|
if ($total_time < 0) { |
|
3412
|
|
|
$total_time = $total_sec; |
|
3413
|
|
|
} |
|
3414
|
|
|
} |
|
3415
|
|
|
|
|
3416
|
|
|
if ($debug) { |
|
3417
|
|
|
error_log("accumulate_scorm_time: $accumulateScormTime"); |
|
3418
|
|
|
error_log("total_time modified: $total_time"); |
|
3419
|
|
|
} |
|
3420
|
|
|
|
|
3421
|
|
|
// Step 3 update db only if status != completed, passed, browsed or seriousgamemode not activated |
|
3422
|
|
|
// @todo complete |
|
3423
|
|
|
$case_completed = [ |
|
3424
|
|
|
'completed', |
|
3425
|
|
|
'passed', |
|
3426
|
|
|
'browsed', |
|
3427
|
|
|
'failed', |
|
3428
|
|
|
]; |
|
3429
|
|
|
|
|
3430
|
|
|
if (1 != $this->seriousgame_mode || |
|
3431
|
|
|
!in_array($row['status'], $case_completed) |
|
3432
|
|
|
) { |
|
3433
|
|
|
$sql = "UPDATE $item_view_table |
|
3434
|
|
|
SET total_time = '$total_time' |
|
3435
|
|
|
WHERE |
|
3436
|
|
|
lp_item_id = {$this->db_id} AND |
|
3437
|
|
|
lp_view_id = {$this->view_id} AND |
|
3438
|
|
|
view_count = {$this->get_attempt_id()}"; |
|
3439
|
|
|
if ($debug) { |
|
3440
|
|
|
error_log('-------------total_time updated ------------------------'); |
|
3441
|
|
|
error_log($sql); |
|
3442
|
|
|
error_log('-------------------------------------'); |
|
3443
|
|
|
} |
|
3444
|
|
|
Database::query($sql); |
|
3445
|
|
|
} |
|
3446
|
|
|
} |
|
3447
|
|
|
|
|
3448
|
|
|
/** |
|
3449
|
|
|
* Write objectives to DB. This method is separate from write_to_db() because otherwise |
|
3450
|
|
|
* objectives are lost as a side effect to AJAX and session concurrent access. |
|
3451
|
|
|
* |
|
3452
|
|
|
* @return bool True or false on error |
|
3453
|
|
|
*/ |
|
3454
|
|
|
public function write_objectives_to_db() |
|
3455
|
|
|
{ |
|
3456
|
|
|
if (self::DEBUG > 0) { |
|
3457
|
|
|
error_log('learnpathItem::write_objectives_to_db()', 0); |
|
3458
|
|
|
} |
|
3459
|
|
|
if (api_is_invitee()) { |
|
3460
|
|
|
// If the user is an invitee, we don't write anything to DB |
|
3461
|
|
|
return true; |
|
3462
|
|
|
} |
|
3463
|
|
|
$courseId = api_get_course_int_id(); |
|
3464
|
|
|
if (is_array($this->objectives) && count($this->objectives) > 0) { |
|
3465
|
|
|
// Save objectives. |
|
3466
|
|
|
$tbl = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
|
3467
|
|
|
$sql = "SELECT iid |
|
3468
|
|
|
FROM $tbl |
|
3469
|
|
|
WHERE |
|
3470
|
|
|
lp_item_id = ".$this->db_id." AND |
|
3471
|
|
|
lp_view_id = ".$this->view_id." AND |
|
3472
|
|
|
view_count = ".$this->attempt_id; |
|
3473
|
|
|
$res = Database::query($sql); |
|
3474
|
|
|
if (Database::num_rows($res) > 0) { |
|
3475
|
|
|
$row = Database::fetch_array($res); |
|
3476
|
|
|
$lp_iv_id = $row[0]; |
|
3477
|
|
|
if (self::DEBUG > 2) { |
|
3478
|
|
|
error_log( |
|
3479
|
|
|
'learnpathItem::write_to_db() - Got item_view_id '. |
|
3480
|
|
|
$lp_iv_id.', now checking objectives ', |
|
3481
|
|
|
0 |
|
3482
|
|
|
); |
|
3483
|
|
|
} |
|
3484
|
|
|
foreach ($this->objectives as $index => $objective) { |
|
3485
|
|
|
$iva_table = Database::get_course_table( |
|
3486
|
|
|
TABLE_LP_IV_OBJECTIVE |
|
3487
|
|
|
); |
|
3488
|
|
|
$iva_sql = "SELECT iid FROM $iva_table |
|
3489
|
|
|
WHERE |
|
3490
|
|
|
c_id = $courseId AND |
|
3491
|
|
|
lp_iv_id = $lp_iv_id AND |
|
3492
|
|
|
objective_id = '".Database::escape_string($objective[0])."'"; |
|
3493
|
|
|
$iva_res = Database::query($iva_sql); |
|
3494
|
|
|
// id(0), type(1), time(2), weighting(3), |
|
3495
|
|
|
// correct_responses(4), student_response(5), |
|
3496
|
|
|
// result(6), latency(7) |
|
3497
|
|
|
if (Database::num_rows($iva_res) > 0) { |
|
3498
|
|
|
// Update (or don't). |
|
3499
|
|
|
$iva_row = Database::fetch_array($iva_res); |
|
3500
|
|
|
$iva_id = $iva_row[0]; |
|
3501
|
|
|
$ivau_sql = "UPDATE $iva_table ". |
|
3502
|
|
|
"SET objective_id = '".Database::escape_string($objective[0])."',". |
|
3503
|
|
|
"status = '".Database::escape_string($objective[1])."',". |
|
3504
|
|
|
"score_raw = '".Database::escape_string($objective[2])."',". |
|
3505
|
|
|
"score_min = '".Database::escape_string($objective[4])."',". |
|
3506
|
|
|
"score_max = '".Database::escape_string($objective[3])."' ". |
|
3507
|
|
|
"WHERE c_id = $courseId AND iid = $iva_id"; |
|
3508
|
|
|
Database::query($ivau_sql); |
|
3509
|
|
|
} else { |
|
3510
|
|
|
// Insert new one. |
|
3511
|
|
|
$params = [ |
|
3512
|
|
|
'c_id' => $courseId, |
|
3513
|
|
|
'lp_iv_id' => $lp_iv_id, |
|
3514
|
|
|
'order_id' => $index, |
|
3515
|
|
|
'objective_id' => $objective[0], |
|
3516
|
|
|
'status' => $objective[1], |
|
3517
|
|
|
'score_raw' => $objective[2], |
|
3518
|
|
|
'score_min' => $objective[4], |
|
3519
|
|
|
'score_max' => $objective[3], |
|
3520
|
|
|
]; |
|
3521
|
|
|
|
|
3522
|
|
|
$insertId = Database::insert($iva_table, $params); |
|
3523
|
|
|
if ($insertId) { |
|
|
|
|
|
|
3524
|
|
|
$sql = "UPDATE $iva_table SET id = iid |
|
3525
|
|
|
WHERE iid = $insertId"; |
|
3526
|
|
|
Database::query($sql); |
|
3527
|
|
|
} |
|
3528
|
|
|
} |
|
3529
|
|
|
} |
|
3530
|
|
|
} |
|
3531
|
|
|
} |
|
3532
|
|
|
} |
|
3533
|
|
|
|
|
3534
|
|
|
/** |
|
3535
|
|
|
* Writes the current data to the database. |
|
3536
|
|
|
* |
|
3537
|
|
|
* @return bool Query result |
|
3538
|
|
|
*/ |
|
3539
|
|
|
public function write_to_db() |
|
3540
|
|
|
{ |
|
3541
|
|
|
$debug = self::DEBUG; |
|
3542
|
|
|
if ($debug) { |
|
3543
|
|
|
error_log('------------------------'); |
|
3544
|
|
|
error_log('learnpathItem::write_to_db()'); |
|
3545
|
|
|
} |
|
3546
|
|
|
|
|
3547
|
|
|
// Check the session visibility. |
|
3548
|
|
|
if (!api_is_allowed_to_session_edit()) { |
|
3549
|
|
|
if ($debug) { |
|
3550
|
|
|
error_log('return false api_is_allowed_to_session_edit'); |
|
3551
|
|
|
} |
|
3552
|
|
|
|
|
3553
|
|
|
return false; |
|
3554
|
|
|
} |
|
3555
|
|
|
if (api_is_invitee()) { |
|
3556
|
|
|
if ($debug) { |
|
3557
|
|
|
error_log('api_is_invitee'); |
|
3558
|
|
|
} |
|
3559
|
|
|
// If the user is an invitee, we don't write anything to DB |
|
3560
|
|
|
return true; |
|
3561
|
|
|
} |
|
3562
|
|
|
|
|
3563
|
|
|
$courseId = api_get_course_int_id(); |
|
3564
|
|
|
$mode = $this->get_lesson_mode(); |
|
3565
|
|
|
$credit = $this->get_credit(); |
|
3566
|
|
|
$total_time = ' '; |
|
3567
|
|
|
$my_status = ' '; |
|
3568
|
|
|
$item_view_table = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
|
3569
|
|
|
$sql = 'SELECT status, total_time |
|
3570
|
|
|
FROM '.$item_view_table.' |
|
3571
|
|
|
WHERE |
|
3572
|
|
|
lp_item_id="'.$this->db_id.'" AND |
|
3573
|
|
|
lp_view_id="'.$this->view_id.'" AND |
|
3574
|
|
|
view_count="'.$this->get_attempt_id().'" '; |
|
3575
|
|
|
$rs_verified = Database::query($sql); |
|
3576
|
|
|
$row_verified = Database::fetch_array($rs_verified); |
|
3577
|
|
|
$my_case_completed = [ |
|
3578
|
|
|
'completed', |
|
3579
|
|
|
'passed', |
|
3580
|
|
|
'browsed', |
|
3581
|
|
|
'failed', |
|
3582
|
|
|
]; |
|
3583
|
|
|
|
|
3584
|
|
|
$save = true; |
|
3585
|
|
|
|
|
3586
|
|
|
if (!empty($row_verified)) { |
|
3587
|
|
|
$oldTotalTime = $row_verified['total_time']; |
|
3588
|
|
|
$this->oldTotalTime = $oldTotalTime; |
|
3589
|
|
|
if (isset($row_verified['status'])) { |
|
3590
|
|
|
if (in_array($row_verified['status'], $my_case_completed)) { |
|
3591
|
|
|
$save = false; |
|
3592
|
|
|
} |
|
3593
|
|
|
} |
|
3594
|
|
|
} |
|
3595
|
|
|
|
|
3596
|
|
|
if (((false === $save && 'sco' === $this->type) || |
|
|
|
|
|
|
3597
|
|
|
('sco' === $this->type && ('no-credit' === $credit || 'review' === $mode || 'browse' === $mode))) && |
|
3598
|
|
|
(1 != $this->seriousgame_mode && 'sco' === $this->type) |
|
3599
|
|
|
) { |
|
3600
|
|
|
if ($debug) { |
|
3601
|
|
|
error_log( |
|
3602
|
|
|
"This info shouldn't be saved as the credit or lesson mode info prevent it" |
|
3603
|
|
|
); |
|
3604
|
|
|
error_log( |
|
3605
|
|
|
'learnpathItem::write_to_db() - credit('.$credit.') or'. |
|
3606
|
|
|
' lesson_mode('.$mode.') prevent recording!', |
|
3607
|
|
|
0 |
|
3608
|
|
|
); |
|
3609
|
|
|
} |
|
3610
|
|
|
} else { |
|
3611
|
|
|
// Check the row exists. |
|
3612
|
|
|
$inserted = false; |
|
3613
|
|
|
// This a special case for multiple attempts and Chamilo exercises. |
|
3614
|
|
|
if ('quiz' === $this->type && |
|
3615
|
|
|
0 == $this->get_prevent_reinit() && |
|
3616
|
|
|
'completed' === $this->get_status() |
|
3617
|
|
|
) { |
|
3618
|
|
|
// We force the item to be restarted. |
|
3619
|
|
|
$this->restart(); |
|
3620
|
|
|
$params = [ |
|
3621
|
|
|
"c_id" => $courseId, |
|
3622
|
|
|
"total_time" => $this->get_total_time(), |
|
3623
|
|
|
"start_time" => $this->current_start_time, |
|
3624
|
|
|
"score" => $this->get_score(), |
|
3625
|
|
|
"status" => $this->get_status(false), |
|
3626
|
|
|
"max_score" => $this->get_max(), |
|
3627
|
|
|
"lp_item_id" => $this->db_id, |
|
3628
|
|
|
"lp_view_id" => $this->view_id, |
|
3629
|
|
|
"view_count" => $this->get_attempt_id(), |
|
3630
|
|
|
"suspend_data" => $this->current_data, |
|
3631
|
|
|
//"max_time_allowed" => , |
|
3632
|
|
|
"lesson_location" => $this->lesson_location, |
|
3633
|
|
|
]; |
|
3634
|
|
|
if ($debug) { |
|
3635
|
|
|
error_log('learnpathItem::write_to_db() - Inserting into item_view forced: '.print_r($params, 1)); |
|
|
|
|
|
|
3636
|
|
|
} |
|
3637
|
|
|
$this->db_item_view_id = Database::insert($item_view_table, $params); |
|
3638
|
|
|
if ($this->db_item_view_id) { |
|
|
|
|
|
|
3639
|
|
|
$inserted = true; |
|
3640
|
|
|
} |
|
3641
|
|
|
} |
|
3642
|
|
|
|
|
3643
|
|
|
$sql = "SELECT * FROM $item_view_table |
|
3644
|
|
|
WHERE |
|
3645
|
|
|
lp_item_id = ".$this->db_id." AND |
|
3646
|
|
|
lp_view_id = ".$this->view_id." AND |
|
3647
|
|
|
view_count = ".$this->get_attempt_id(); |
|
3648
|
|
|
if ($debug) { |
|
3649
|
|
|
error_log('learnpathItem::write_to_db() - Querying item_view: '.$sql); |
|
3650
|
|
|
} |
|
3651
|
|
|
|
|
3652
|
|
|
$check_res = Database::query($sql); |
|
3653
|
|
|
// Depending on what we want (really), we'll update or insert a new row |
|
3654
|
|
|
// now save into DB. |
|
3655
|
|
|
if (!$inserted && Database::num_rows($check_res) < 1) { |
|
3656
|
|
|
$params = [ |
|
3657
|
|
|
"c_id" => $courseId, |
|
3658
|
|
|
"total_time" => $this->get_total_time(), |
|
3659
|
|
|
"start_time" => $this->current_start_time, |
|
3660
|
|
|
"score" => $this->get_score(), |
|
3661
|
|
|
"status" => $this->get_status(false), |
|
3662
|
|
|
"max_score" => $this->get_max(), |
|
3663
|
|
|
"lp_item_id" => $this->db_id, |
|
3664
|
|
|
"lp_view_id" => $this->view_id, |
|
3665
|
|
|
"view_count" => $this->get_attempt_id(), |
|
3666
|
|
|
"suspend_data" => $this->current_data, |
|
3667
|
|
|
//"max_time_allowed" => ,$this->get_max_time_allowed() |
|
3668
|
|
|
"lesson_location" => $this->lesson_location, |
|
3669
|
|
|
]; |
|
3670
|
|
|
|
|
3671
|
|
|
if ($debug) { |
|
3672
|
|
|
error_log( |
|
3673
|
|
|
'learnpathItem::write_to_db() - Inserting into item_view forced: '.print_r($params, 1), |
|
3674
|
|
|
0 |
|
3675
|
|
|
); |
|
3676
|
|
|
} |
|
3677
|
|
|
$this->db_item_view_id = Database::insert($item_view_table, $params); |
|
3678
|
|
|
} else { |
|
3679
|
|
|
if ('hotpotatoes' === $this->type) { |
|
3680
|
|
|
$params = [ |
|
3681
|
|
|
'total_time' => $this->get_total_time(), |
|
3682
|
|
|
'start_time' => $this->get_current_start_time(), |
|
3683
|
|
|
'score' => $this->get_score(), |
|
3684
|
|
|
'status' => $this->get_status(false), |
|
3685
|
|
|
'max_score' => $this->get_max(), |
|
3686
|
|
|
'suspend_data' => $this->current_data, |
|
3687
|
|
|
'lesson_location' => $this->lesson_location, |
|
3688
|
|
|
]; |
|
3689
|
|
|
$where = [ |
|
3690
|
|
|
'c_id = ? AND lp_item_id = ? AND lp_view_id = ? AND view_count = ?' => [ |
|
3691
|
|
|
$courseId, |
|
3692
|
|
|
$this->db_id, |
|
3693
|
|
|
$this->view_id, |
|
3694
|
|
|
$this->get_attempt_id(), |
|
3695
|
|
|
], |
|
3696
|
|
|
]; |
|
3697
|
|
|
Database::update($item_view_table, $params, $where); |
|
3698
|
|
|
} else { |
|
3699
|
|
|
// For all other content types... |
|
3700
|
|
|
if ('quiz' === $this->type) { |
|
3701
|
|
|
$my_status = ' '; |
|
3702
|
|
|
$total_time = ' '; |
|
3703
|
|
|
if (!empty($_REQUEST['exeId'])) { |
|
3704
|
|
|
$table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES); |
|
3705
|
|
|
$exeId = (int) $_REQUEST['exeId']; |
|
3706
|
|
|
$sql = "SELECT exe_duration |
|
3707
|
|
|
FROM $table |
|
3708
|
|
|
WHERE exe_id = $exeId"; |
|
3709
|
|
|
$res = Database::query($sql); |
|
3710
|
|
|
$exeRow = Database::fetch_array($res); |
|
3711
|
|
|
$duration = isset($exeRow['exe_duration']) ? (int) $exeRow['exe_duration'] : 0; |
|
3712
|
|
|
$total_time = " total_time = ".$duration.", "; |
|
3713
|
|
|
if ($debug) { |
|
3714
|
|
|
error_log("quiz: $total_time"); |
|
3715
|
|
|
} |
|
3716
|
|
|
} |
|
3717
|
|
|
} else { |
|
3718
|
|
|
$my_type_lp = learnpath::get_type_static($this->lp_id); |
|
3719
|
|
|
// This is a array containing values finished |
|
3720
|
|
|
$case_completed = [ |
|
3721
|
|
|
'completed', |
|
3722
|
|
|
'passed', |
|
3723
|
|
|
'browsed', |
|
3724
|
|
|
'failed', |
|
3725
|
|
|
]; |
|
3726
|
|
|
|
|
3727
|
|
|
// Is not multiple attempts |
|
3728
|
|
|
if (1 == $this->seriousgame_mode && 'sco' === $this->type) { |
|
3729
|
|
|
$total_time = " total_time = total_time +".$this->get_total_time().", "; |
|
3730
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
|
3731
|
|
|
if ($debug) { |
|
3732
|
|
|
error_log("seriousgame_mode time changed: $total_time"); |
|
3733
|
|
|
} |
|
3734
|
|
|
} elseif (1 == $this->get_prevent_reinit()) { |
|
3735
|
|
|
// Process of status verified into data base. |
|
3736
|
|
|
$sql = 'SELECT status FROM '.$item_view_table.' |
|
3737
|
|
|
WHERE |
|
3738
|
|
|
lp_item_id="'.$this->db_id.'" AND |
|
3739
|
|
|
lp_view_id="'.$this->view_id.'" AND |
|
3740
|
|
|
view_count="'.$this->get_attempt_id().'" |
|
3741
|
|
|
'; |
|
3742
|
|
|
$rs_verified = Database::query($sql); |
|
3743
|
|
|
$row_verified = Database::fetch_array($rs_verified); |
|
3744
|
|
|
|
|
3745
|
|
|
// Get type lp: 1=lp dokeos and 2=scorm. |
|
3746
|
|
|
// If not is completed or passed or browsed and learning path is scorm. |
|
3747
|
|
|
if (!in_array($this->get_status(false), $case_completed) && |
|
3748
|
|
|
2 == $my_type_lp |
|
3749
|
|
|
) { |
|
3750
|
|
|
$total_time = " total_time = total_time +".$this->get_total_time().", "; |
|
3751
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
|
3752
|
|
|
if ($debug) { |
|
3753
|
|
|
error_log("get_prevent_reinit = 1 time changed: $total_time"); |
|
3754
|
|
|
} |
|
3755
|
|
|
} else { |
|
3756
|
|
|
// Verified into database. |
|
3757
|
|
|
if (!in_array($row_verified['status'], $case_completed) && |
|
3758
|
|
|
2 == $my_type_lp |
|
3759
|
|
|
) { |
|
3760
|
|
|
$total_time = " total_time = total_time +".$this->get_total_time().", "; |
|
3761
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
|
3762
|
|
|
if ($debug) { |
|
3763
|
|
|
error_log("total_time time changed case 1: $total_time"); |
|
3764
|
|
|
} |
|
3765
|
|
|
} elseif (in_array($row_verified['status'], $case_completed) && |
|
3766
|
|
|
2 == $my_type_lp && 'sco' != $this->type |
|
3767
|
|
|
) { |
|
3768
|
|
|
$total_time = " total_time = total_time +".$this->get_total_time().", "; |
|
3769
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
|
3770
|
|
|
if ($debug) { |
|
3771
|
|
|
error_log("total_time time changed case 2: $total_time"); |
|
3772
|
|
|
} |
|
3773
|
|
|
} else { |
|
3774
|
|
|
if ((3 == $my_type_lp && 'au' == $this->type) || |
|
3775
|
|
|
(1 == $my_type_lp && 'dir' != $this->type)) { |
|
3776
|
|
|
// Is AICC or Chamilo LP |
|
3777
|
|
|
$total_time = " total_time = total_time + ".$this->get_total_time().", "; |
|
3778
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
|
3779
|
|
|
if ($debug) { |
|
3780
|
|
|
error_log("total_time time changed case 3: $total_time"); |
|
3781
|
|
|
} |
|
3782
|
|
|
} |
|
3783
|
|
|
} |
|
3784
|
|
|
} |
|
3785
|
|
|
} else { |
|
3786
|
|
|
// Multiple attempts are allowed. |
|
3787
|
|
|
if (in_array($this->get_status(false), $case_completed) && 2 == $my_type_lp) { |
|
3788
|
|
|
// Reset zero new attempt ? |
|
3789
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
|
3790
|
|
|
if ($debug) { |
|
3791
|
|
|
error_log("total_time time changed Multiple attempt case 1: $total_time"); |
|
3792
|
|
|
} |
|
3793
|
|
|
} elseif (!in_array($this->get_status(false), $case_completed) && 2 == $my_type_lp) { |
|
3794
|
|
|
$total_time = " total_time = ".$this->get_total_time().", "; |
|
3795
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
|
3796
|
|
|
if ($debug) { |
|
3797
|
|
|
error_log("total_time time changed Multiple attempt case 2: $total_time"); |
|
3798
|
|
|
} |
|
3799
|
|
|
} else { |
|
3800
|
|
|
// It is chamilo LP. |
|
3801
|
|
|
$total_time = " total_time = total_time +".$this->get_total_time().", "; |
|
3802
|
|
|
$my_status = " status = '".$this->get_status(false)."' ,"; |
|
3803
|
|
|
if ($debug) { |
|
3804
|
|
|
error_log("total_time time changed Multiple attempt case 3: $total_time"); |
|
3805
|
|
|
} |
|
3806
|
|
|
} |
|
3807
|
|
|
|
|
3808
|
|
|
// This code line fixes the problem of wrong status. |
|
3809
|
|
|
if (2 == $my_type_lp) { |
|
3810
|
|
|
// Verify current status in multiples attempts. |
|
3811
|
|
|
$sql = 'SELECT status FROM '.$item_view_table.' |
|
3812
|
|
|
WHERE |
|
3813
|
|
|
c_id = '.$courseId.' AND |
|
3814
|
|
|
lp_item_id="'.$this->db_id.'" AND |
|
3815
|
|
|
lp_view_id="'.$this->view_id.'" AND |
|
3816
|
|
|
view_count="'.$this->get_attempt_id().'" '; |
|
3817
|
|
|
$rs_status = Database::query($sql); |
|
3818
|
|
|
$current_status = Database::result($rs_status, 0, 'status'); |
|
3819
|
|
|
if (in_array($current_status, $case_completed)) { |
|
3820
|
|
|
$my_status = ''; |
|
3821
|
|
|
$total_time = ''; |
|
3822
|
|
|
} else { |
|
3823
|
|
|
$total_time = " total_time = total_time + ".$this->get_total_time().", "; |
|
3824
|
|
|
} |
|
3825
|
|
|
|
|
3826
|
|
|
if ($debug) { |
|
3827
|
|
|
error_log("total_time time my_type_lp: $total_time"); |
|
3828
|
|
|
} |
|
3829
|
|
|
} |
|
3830
|
|
|
} |
|
3831
|
|
|
} |
|
3832
|
|
|
|
|
3833
|
|
|
if ('sco' === $this->type) { |
|
3834
|
|
|
//IF scorm scorm_update_time has already updated total_time in db |
|
3835
|
|
|
//" . //start_time = ".$this->get_current_start_time().", " . //scorm_init_time does it |
|
3836
|
|
|
////" max_time_allowed = '".$this->get_max_time_allowed()."'," . |
|
3837
|
|
|
$sql = "UPDATE $item_view_table SET |
|
3838
|
|
|
score = ".$this->get_score().", |
|
3839
|
|
|
$my_status |
|
3840
|
|
|
max_score = '".$this->get_max()."', |
|
3841
|
|
|
suspend_data = '".Database::escape_string($this->current_data)."', |
|
3842
|
|
|
lesson_location = '".$this->lesson_location."' |
|
3843
|
|
|
WHERE |
|
3844
|
|
|
lp_item_id = ".$this->db_id." AND |
|
3845
|
|
|
lp_view_id = ".$this->view_id." AND |
|
3846
|
|
|
view_count = ".$this->get_attempt_id(); |
|
3847
|
|
|
} else { |
|
3848
|
|
|
//" max_time_allowed = '".$this->get_max_time_allowed()."'," . |
|
3849
|
|
|
$sql = "UPDATE $item_view_table SET |
|
3850
|
|
|
$total_time |
|
3851
|
|
|
start_time = ".$this->get_current_start_time().", |
|
3852
|
|
|
score = ".$this->get_score().", |
|
3853
|
|
|
$my_status |
|
3854
|
|
|
max_score = '".$this->get_max()."', |
|
3855
|
|
|
suspend_data = '".Database::escape_string($this->current_data)."', |
|
3856
|
|
|
lesson_location = '".$this->lesson_location."' |
|
3857
|
|
|
WHERE |
|
3858
|
|
|
lp_item_id = ".$this->db_id." AND |
|
3859
|
|
|
lp_view_id = ".$this->view_id." AND |
|
3860
|
|
|
view_count = ".$this->get_attempt_id(); |
|
3861
|
|
|
} |
|
3862
|
|
|
$this->current_start_time = time(); |
|
3863
|
|
|
} |
|
3864
|
|
|
if ($debug) { |
|
3865
|
|
|
error_log('-------------------------------------------'); |
|
3866
|
|
|
error_log('learnpathItem::write_to_db() - Updating item_view:'); |
|
3867
|
|
|
error_log($sql); |
|
3868
|
|
|
error_log('-------------------------------------------'); |
|
3869
|
|
|
} |
|
3870
|
|
|
Database::query($sql); |
|
3871
|
|
|
} |
|
3872
|
|
|
|
|
3873
|
|
|
if (is_array($this->interactions) && |
|
3874
|
|
|
count($this->interactions) > 0 |
|
3875
|
|
|
) { |
|
3876
|
|
|
$sql = "SELECT iid FROM $item_view_table |
|
3877
|
|
|
WHERE |
|
3878
|
|
|
lp_item_id = ".$this->db_id." AND |
|
3879
|
|
|
lp_view_id = ".$this->view_id." AND |
|
3880
|
|
|
view_count = ".$this->get_attempt_id(); |
|
3881
|
|
|
$res = Database::query($sql); |
|
3882
|
|
|
if (Database::num_rows($res) > 0) { |
|
3883
|
|
|
$row = Database::fetch_array($res); |
|
3884
|
|
|
$lp_iv_id = $row[0]; |
|
3885
|
|
|
if ($debug) { |
|
3886
|
|
|
error_log( |
|
3887
|
|
|
'learnpathItem::write_to_db() - Got item_view_id '. |
|
3888
|
|
|
$lp_iv_id.', now checking interactions ', |
|
3889
|
|
|
0 |
|
3890
|
|
|
); |
|
3891
|
|
|
} |
|
3892
|
|
|
foreach ($this->interactions as $index => $interaction) { |
|
3893
|
|
|
$correct_resp = ''; |
|
3894
|
|
|
if (is_array($interaction[4]) && !empty($interaction[4][0])) { |
|
3895
|
|
|
foreach ($interaction[4] as $resp) { |
|
3896
|
|
|
$correct_resp .= $resp.','; |
|
3897
|
|
|
} |
|
3898
|
|
|
$correct_resp = substr( |
|
3899
|
|
|
$correct_resp, |
|
3900
|
|
|
0, |
|
3901
|
|
|
strlen($correct_resp) - 1 |
|
3902
|
|
|
); |
|
3903
|
|
|
} |
|
3904
|
|
|
$iva_table = Database::get_course_table( |
|
3905
|
|
|
TABLE_LP_IV_INTERACTION |
|
3906
|
|
|
); |
|
3907
|
|
|
|
|
3908
|
|
|
//also check for the interaction ID as it must be unique for this SCO view |
|
3909
|
|
|
$iva_sql = "SELECT iid FROM $iva_table |
|
3910
|
|
|
WHERE |
|
3911
|
|
|
c_id = $courseId AND |
|
3912
|
|
|
lp_iv_id = $lp_iv_id AND |
|
3913
|
|
|
( |
|
3914
|
|
|
order_id = $index OR |
|
3915
|
|
|
interaction_id = '".Database::escape_string($interaction[0])."' |
|
3916
|
|
|
) |
|
3917
|
|
|
"; |
|
3918
|
|
|
$iva_res = Database::query($iva_sql); |
|
3919
|
|
|
|
|
3920
|
|
|
$interaction[0] = $interaction[0] ?? ''; |
|
3921
|
|
|
$interaction[1] = $interaction[1] ?? ''; |
|
3922
|
|
|
$interaction[2] = $interaction[2] ?? ''; |
|
3923
|
|
|
$interaction[3] = $interaction[3] ?? ''; |
|
3924
|
|
|
$interaction[4] = $interaction[4] ?? ''; |
|
3925
|
|
|
$interaction[5] = $interaction[5] ?? ''; |
|
3926
|
|
|
$interaction[6] = $interaction[6] ?? ''; |
|
3927
|
|
|
$interaction[7] = $interaction[7] ?? ''; |
|
3928
|
|
|
|
|
3929
|
|
|
// id(0), type(1), time(2), weighting(3), correct_responses(4), student_response(5), result(6), latency(7) |
|
3930
|
|
|
if (Database::num_rows($iva_res) > 0) { |
|
3931
|
|
|
// Update (or don't). |
|
3932
|
|
|
$iva_row = Database::fetch_array($iva_res); |
|
3933
|
|
|
$iva_id = $iva_row[0]; |
|
3934
|
|
|
// Insert new one. |
|
3935
|
|
|
$params = [ |
|
3936
|
|
|
'interaction_id' => $interaction[0], |
|
3937
|
|
|
'interaction_type' => $interaction[1], |
|
3938
|
|
|
'weighting' => $interaction[3], |
|
3939
|
|
|
'completion_time' => $interaction[2], |
|
3940
|
|
|
'correct_responses' => $correct_resp, |
|
3941
|
|
|
'student_response' => $interaction[5], |
|
3942
|
|
|
'result' => $interaction[6], |
|
3943
|
|
|
'latency' => $interaction[7], |
|
3944
|
|
|
]; |
|
3945
|
|
|
Database::update( |
|
3946
|
|
|
$iva_table, |
|
3947
|
|
|
$params, |
|
3948
|
|
|
[ |
|
3949
|
|
|
'c_id = ? AND iid = ?' => [ |
|
3950
|
|
|
$courseId, |
|
3951
|
|
|
$iva_id, |
|
3952
|
|
|
], |
|
3953
|
|
|
] |
|
3954
|
|
|
); |
|
3955
|
|
|
} else { |
|
3956
|
|
|
// Insert new one. |
|
3957
|
|
|
$params = [ |
|
3958
|
|
|
'c_id' => $courseId, |
|
3959
|
|
|
'order_id' => $index, |
|
3960
|
|
|
'lp_iv_id' => $lp_iv_id, |
|
3961
|
|
|
'interaction_id' => $interaction[0], |
|
3962
|
|
|
'interaction_type' => $interaction[1], |
|
3963
|
|
|
'weighting' => $interaction[3], |
|
3964
|
|
|
'completion_time' => $interaction[2], |
|
3965
|
|
|
'correct_responses' => $correct_resp, |
|
3966
|
|
|
'student_response' => $interaction[5], |
|
3967
|
|
|
'result' => $interaction[6], |
|
3968
|
|
|
'latency' => $interaction[7], |
|
3969
|
|
|
]; |
|
3970
|
|
|
|
|
3971
|
|
|
$insertId = Database::insert($iva_table, $params); |
|
3972
|
|
|
if ($insertId) { |
|
|
|
|
|
|
3973
|
|
|
$sql = "UPDATE $iva_table SET id = iid |
|
3974
|
|
|
WHERE iid = $insertId"; |
|
3975
|
|
|
Database::query($sql); |
|
3976
|
|
|
} |
|
3977
|
|
|
} |
|
3978
|
|
|
} |
|
3979
|
|
|
} |
|
3980
|
|
|
} |
|
3981
|
|
|
} |
|
3982
|
|
|
|
|
3983
|
|
|
if ($debug) { |
|
3984
|
|
|
error_log('End of learnpathItem::write_to_db()', 0); |
|
3985
|
|
|
} |
|
3986
|
|
|
|
|
3987
|
|
|
return true; |
|
3988
|
|
|
} |
|
3989
|
|
|
|
|
3990
|
|
|
/** |
|
3991
|
|
|
* Adds an audio file attached to the current item (store on disk and in db). |
|
3992
|
|
|
* |
|
3993
|
|
|
* @return bool |
|
3994
|
|
|
*/ |
|
3995
|
|
|
public function addAudio() |
|
3996
|
|
|
{ |
|
3997
|
|
|
$course_info = api_get_course_info(); |
|
3998
|
|
|
$userId = api_get_user_id(); |
|
3999
|
|
|
|
|
4000
|
|
|
$folderDocument = create_unexisting_directory( |
|
4001
|
|
|
$course_info, |
|
4002
|
|
|
$userId, |
|
4003
|
|
|
0, |
|
4004
|
|
|
0, |
|
4005
|
|
|
0, |
|
4006
|
|
|
null, |
|
4007
|
|
|
'/audio', |
|
4008
|
|
|
get_lang('Audio'), |
|
4009
|
|
|
0, |
|
4010
|
|
|
false, |
|
4011
|
|
|
false |
|
4012
|
|
|
); |
|
4013
|
|
|
|
|
4014
|
|
|
/*$filepath = api_get_path(SYS_COURSE_PATH).$course_info['path'].'/document/'; |
|
4015
|
|
|
if (!is_dir($filepath.'audio')) { |
|
4016
|
|
|
mkdir( |
|
4017
|
|
|
$filepath.'audio', |
|
4018
|
|
|
api_get_permissions_for_new_directories() |
|
4019
|
|
|
); |
|
4020
|
|
|
DocumentManager::addDocument( |
|
4021
|
|
|
$course_info, |
|
4022
|
|
|
'/audio', |
|
4023
|
|
|
'folder', |
|
4024
|
|
|
0, |
|
4025
|
|
|
'audio' |
|
4026
|
|
|
); |
|
4027
|
|
|
}*/ |
|
4028
|
|
|
|
|
4029
|
|
|
$key = 'file'; |
|
4030
|
|
|
if (!isset($_FILES[$key]['name']) || !isset($_FILES[$key]['tmp_name'])) { |
|
4031
|
|
|
return false; |
|
4032
|
|
|
} |
|
4033
|
|
|
|
|
4034
|
|
|
$document = null; |
|
4035
|
|
|
/*$document = DocumentManager::upload_document( |
|
4036
|
|
|
$_FILES, |
|
4037
|
|
|
null, |
|
4038
|
|
|
null, |
|
4039
|
|
|
null, |
|
4040
|
|
|
0, |
|
4041
|
|
|
'rename', |
|
4042
|
|
|
false, |
|
4043
|
|
|
true, |
|
4044
|
|
|
'file', |
|
4045
|
|
|
false, |
|
4046
|
|
|
$folderDocument->getIid(), |
|
4047
|
|
|
);*/ |
|
4048
|
|
|
|
|
4049
|
|
|
if ($document) { |
|
|
|
|
|
|
4050
|
|
|
$name = '/audio/'.$document->getResourceNode()->getResourceFiles()->first()->getOriginalName(); |
|
4051
|
|
|
// Store the mp3 file in the lp_item table. |
|
4052
|
|
|
$table = Database::get_course_table(TABLE_LP_ITEM); |
|
4053
|
|
|
$sql = "UPDATE $table SET |
|
4054
|
|
|
audio = '".Database::escape_string($name)."' |
|
4055
|
|
|
WHERE iid = ".intval($this->db_id); |
|
4056
|
|
|
Database::query($sql); |
|
4057
|
|
|
|
|
4058
|
|
|
return true; |
|
4059
|
|
|
} |
|
4060
|
|
|
|
|
4061
|
|
|
return false; |
|
4062
|
|
|
} |
|
4063
|
|
|
|
|
4064
|
|
|
/** |
|
4065
|
|
|
* Removes the relation between the current item and an audio file. The file |
|
4066
|
|
|
* is only removed from the lp_item table, but remains in the document table |
|
4067
|
|
|
* and directory. |
|
4068
|
|
|
* |
|
4069
|
|
|
* @return bool |
|
4070
|
|
|
*/ |
|
4071
|
|
|
public function removeAudio() |
|
4072
|
|
|
{ |
|
4073
|
|
|
$courseInfo = api_get_course_info(); |
|
4074
|
|
|
|
|
4075
|
|
|
if (empty($this->db_id) || empty($courseInfo)) { |
|
4076
|
|
|
return false; |
|
4077
|
|
|
} |
|
4078
|
|
|
|
|
4079
|
|
|
$table = Database::get_course_table(TABLE_LP_ITEM); |
|
4080
|
|
|
$sql = "UPDATE $table SET |
|
4081
|
|
|
audio = '' |
|
4082
|
|
|
WHERE iid = ".$this->db_id; |
|
4083
|
|
|
Database::query($sql); |
|
4084
|
|
|
} |
|
4085
|
|
|
|
|
4086
|
|
|
/** |
|
4087
|
|
|
* Adds an audio file to the current item, using a file already in documents. |
|
4088
|
|
|
* |
|
4089
|
|
|
* @param int $documentId |
|
4090
|
|
|
* |
|
4091
|
|
|
* @return string |
|
4092
|
|
|
*/ |
|
4093
|
|
|
public function add_audio_from_documents($documentId) |
|
4094
|
|
|
{ |
|
4095
|
|
|
$courseInfo = api_get_course_info(); |
|
4096
|
|
|
$documentData = DocumentManager::get_document_data_by_id($documentId, $courseInfo['code']); |
|
|
|
|
|
|
4097
|
|
|
|
|
4098
|
|
|
$path = ''; |
|
4099
|
|
|
if (!empty($documentData)) { |
|
4100
|
|
|
$path = $documentData['path']; |
|
4101
|
|
|
// Store the mp3 file in the lp_item table. |
|
4102
|
|
|
$table = Database::get_course_table(TABLE_LP_ITEM); |
|
4103
|
|
|
$sql = "UPDATE $table SET |
|
4104
|
|
|
audio = '".Database::escape_string($path)."' |
|
4105
|
|
|
WHERE iid = ".$this->db_id; |
|
4106
|
|
|
Database::query($sql); |
|
4107
|
|
|
} |
|
4108
|
|
|
|
|
4109
|
|
|
return $path; |
|
4110
|
|
|
} |
|
4111
|
|
|
|
|
4112
|
|
|
/** |
|
4113
|
|
|
* Transform the SCORM status to a string that can be translated by Chamilo |
|
4114
|
|
|
* in different user languages. |
|
4115
|
|
|
* |
|
4116
|
|
|
* @param $status |
|
4117
|
|
|
* @param bool $decorate |
|
4118
|
|
|
* @param string $type classic|simple |
|
4119
|
|
|
* |
|
4120
|
|
|
* @return array|string |
|
4121
|
|
|
*/ |
|
4122
|
|
|
public static function humanize_status($status, $decorate = true, $type = 'classic') |
|
4123
|
|
|
{ |
|
4124
|
|
|
$statusList = [ |
|
4125
|
|
|
'completed' => 'Completed', |
|
4126
|
|
|
'incomplete' => 'Incomplete', |
|
4127
|
|
|
'failed' => 'Failed', |
|
4128
|
|
|
'passed' => 'Passed', |
|
4129
|
|
|
'browsed' => 'Browsed', |
|
4130
|
|
|
'not attempted' => 'Not attempted', |
|
4131
|
|
|
]; |
|
4132
|
|
|
|
|
4133
|
|
|
$myLessonStatus = get_lang($statusList[$status]); |
|
4134
|
|
|
|
|
4135
|
|
|
switch ($status) { |
|
4136
|
|
|
case 'completed': |
|
4137
|
|
|
case 'browsed': |
|
4138
|
|
|
$classStatus = 'info'; |
|
4139
|
|
|
break; |
|
4140
|
|
|
case 'incomplete': |
|
4141
|
|
|
$classStatus = 'warning'; |
|
4142
|
|
|
break; |
|
4143
|
|
|
case 'passed': |
|
4144
|
|
|
$classStatus = 'success'; |
|
4145
|
|
|
break; |
|
4146
|
|
|
case 'failed': |
|
4147
|
|
|
$classStatus = 'important'; |
|
4148
|
|
|
break; |
|
4149
|
|
|
default: |
|
4150
|
|
|
$classStatus = 'default'; |
|
4151
|
|
|
break; |
|
4152
|
|
|
} |
|
4153
|
|
|
|
|
4154
|
|
|
if ('simple' === $type) { |
|
4155
|
|
|
if (in_array($status, ['failed', 'passed', 'browsed'])) { |
|
4156
|
|
|
$myLessonStatus = get_lang('Incomplete'); |
|
4157
|
|
|
|
|
4158
|
|
|
$classStatus = 'warning'; |
|
4159
|
|
|
} |
|
4160
|
|
|
} |
|
4161
|
|
|
|
|
4162
|
|
|
if ($decorate) { |
|
4163
|
|
|
return Display::label($myLessonStatus, $classStatus); |
|
4164
|
|
|
} |
|
4165
|
|
|
|
|
4166
|
|
|
return $myLessonStatus; |
|
4167
|
|
|
} |
|
4168
|
|
|
|
|
4169
|
|
|
/** |
|
4170
|
|
|
* @return float |
|
4171
|
|
|
*/ |
|
4172
|
|
|
public function getPrerequisiteMaxScore() |
|
4173
|
|
|
{ |
|
4174
|
|
|
return $this->prerequisiteMaxScore; |
|
4175
|
|
|
} |
|
4176
|
|
|
|
|
4177
|
|
|
/** |
|
4178
|
|
|
* @param float $prerequisiteMaxScore |
|
4179
|
|
|
*/ |
|
4180
|
|
|
public function setPrerequisiteMaxScore($prerequisiteMaxScore) |
|
4181
|
|
|
{ |
|
4182
|
|
|
$this->prerequisiteMaxScore = $prerequisiteMaxScore; |
|
4183
|
|
|
} |
|
4184
|
|
|
|
|
4185
|
|
|
/** |
|
4186
|
|
|
* @return float |
|
4187
|
|
|
*/ |
|
4188
|
|
|
public function getPrerequisiteMinScore() |
|
4189
|
|
|
{ |
|
4190
|
|
|
return $this->prerequisiteMinScore; |
|
4191
|
|
|
} |
|
4192
|
|
|
|
|
4193
|
|
|
/** |
|
4194
|
|
|
* @param float $prerequisiteMinScore |
|
4195
|
|
|
*/ |
|
4196
|
|
|
public function setPrerequisiteMinScore($prerequisiteMinScore) |
|
4197
|
|
|
{ |
|
4198
|
|
|
$this->prerequisiteMinScore = $prerequisiteMinScore; |
|
4199
|
|
|
} |
|
4200
|
|
|
|
|
4201
|
|
|
/** |
|
4202
|
|
|
* @return int |
|
4203
|
|
|
*/ |
|
4204
|
|
|
public function getLastScormSessionTime() |
|
4205
|
|
|
{ |
|
4206
|
|
|
return $this->last_scorm_session_time; |
|
4207
|
|
|
} |
|
4208
|
|
|
|
|
4209
|
|
|
/** |
|
4210
|
|
|
* @return int |
|
4211
|
|
|
*/ |
|
4212
|
|
|
public function getIid() |
|
4213
|
|
|
{ |
|
4214
|
|
|
return $this->iId; |
|
4215
|
|
|
} |
|
4216
|
|
|
|
|
4217
|
|
|
/** |
|
4218
|
|
|
* @param int $user_id |
|
4219
|
|
|
* @param string $prereqs_string |
|
4220
|
|
|
* @param array $refs_list |
|
4221
|
|
|
* |
|
4222
|
|
|
* @return bool |
|
4223
|
|
|
*/ |
|
4224
|
|
|
public function getStatusFromOtherSessions($user_id, $prereqs_string, $refs_list) |
|
4225
|
|
|
{ |
|
4226
|
|
|
$lp_item_view = Database::get_course_table(TABLE_LP_ITEM_VIEW); |
|
4227
|
|
|
$lp_view = Database::get_course_table(TABLE_LP_VIEW); |
|
4228
|
|
|
$courseId = api_get_course_int_id(); |
|
4229
|
|
|
$user_id = (int) $user_id; |
|
4230
|
|
|
|
|
4231
|
|
|
// Check results from another sessions: |
|
4232
|
|
|
$checkOtherSessions = ('true' === api_get_setting('lp.validate_lp_prerequisite_from_other_session')); |
|
4233
|
|
|
if ($checkOtherSessions) { |
|
4234
|
|
|
// Check items |
|
4235
|
|
|
$sql = "SELECT iid FROM $lp_view |
|
4236
|
|
|
WHERE |
|
4237
|
|
|
c_id = $courseId AND |
|
4238
|
|
|
user_id = $user_id AND |
|
4239
|
|
|
lp_id = $this->lp_id AND |
|
4240
|
|
|
session_id <> 0 |
|
4241
|
|
|
"; |
|
4242
|
|
|
$result = Database::query($sql); |
|
4243
|
|
|
$resultFromOtherSessions = false; |
|
4244
|
|
|
while ($row = Database::fetch_array($result)) { |
|
4245
|
|
|
$lpIid = $row['iid']; |
|
4246
|
|
|
$sql = "SELECT status FROM $lp_item_view |
|
4247
|
|
|
WHERE |
|
4248
|
|
|
lp_view_id = $lpIid AND |
|
4249
|
|
|
lp_item_id = $refs_list[$prereqs_string] |
|
4250
|
|
|
LIMIT 1"; |
|
4251
|
|
|
$resultRow = Database::query($sql); |
|
4252
|
|
|
if (Database::num_rows($resultRow)) { |
|
4253
|
|
|
$statusResult = Database::fetch_array($resultRow); |
|
4254
|
|
|
$status = $statusResult['status']; |
|
4255
|
|
|
$checked = $status == $this->possible_status[2] || $status == $this->possible_status[3]; |
|
4256
|
|
|
if ($checked) { |
|
4257
|
|
|
$resultFromOtherSessions = true; |
|
4258
|
|
|
break; |
|
4259
|
|
|
} |
|
4260
|
|
|
} |
|
4261
|
|
|
} |
|
4262
|
|
|
|
|
4263
|
|
|
return $resultFromOtherSessions; |
|
4264
|
|
|
} |
|
4265
|
|
|
} |
|
4266
|
|
|
} |
|
4267
|
|
|
|
chamilo /
chamilo-lms
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