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6348 lines
186 KiB
6348 lines
186 KiB
<?php //$id:$
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/**
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* This (abstract?) class defines the parent attributes and methods for the dokeos learnpaths and scorm
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* learnpaths. It is used by the scorm class as well as the dokeos_lp class.
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* @package dokeos.learnpath
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* @author Yannick Warnier <ywarnier@beeznest.org>
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* @license GNU/GPL - See Dokeos license directory for details
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*/
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/**
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* Defines the learnpath parent class
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* @package dokeos.learnpath
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*/
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class learnpath {
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var $attempt = 0; //the number for the current ID view
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var $cc; //course (code) this learnpath is located in
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var $current; //id of the current item the user is viewing
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var $current_score; //the score of the current item
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var $current_time_start; //the time the user loaded this resource (this does not mean he can see it yet)
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var $current_time_stop; //the time the user closed this resource
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var $default_status = 'not attempted';
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var $encoding = 'ISO-8859-1';
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var $error = '';
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var $extra_information = ''; //this string can be used by proprietary SCORM contents to store data about the current learnpath
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var $force_commit = false; //for SCORM only - if set to true, will send a scorm LMSCommit() request on each LMSSetValue()
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var $index; //the index of the active learnpath_item in $ordered_items array
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var $items = array();
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var $last; //item_id of last item viewed in the learning path
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var $last_item_seen = 0; //in case we have already come in this learnpath, reuse the last item seen if authorized
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var $license; //which license this course has been given - not used yet on 20060522
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var $lp_id; //DB ID for this learnpath
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var $lp_view_id; //DB ID for lp_view
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var $log_file; //file where to log learnpath API msg
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var $maker; //which maker has conceived the content (ENI, Articulate, ...)
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var $message = '';
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var $mode='embedded'; //holds the video display mode (fullscreen or embedded)
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var $name; //learnpath name (they generally have one)
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var $ordered_items = array(); //list of the learnpath items in the order they are to be read
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var $path = ''; //path inside the scorm directory (if scorm)
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// Tells if all the items of the learnpath can be tried again. Defaults to "no" (=1)
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var $prevent_reinit = 1;
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// Describes the mode of progress bar display
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var $progress_bar_mode = '%';
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// Percentage progress as saved in the db
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var $progress_db = '0';
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var $proximity; //wether the content is distant or local or unknown
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var $refs_list = array(); //list of items by ref => db_id. Used only for prerequisites match.
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//!!!This array (refs_list) is built differently depending on the nature of the LP.
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//If SCORM, uses ref, if Dokeos, uses id to keep a unique value
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var $type; //type of learnpath. Could be 'dokeos', 'scorm', 'scorm2004', 'aicc', ...
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//TODO check if this type variable is useful here (instead of just in the controller script)
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var $user_id; //ID of the user that is viewing/using the course
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var $update_queue = array();
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var $scorm_debug = 0;
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var $arrMenu = array(); //array for the menu items
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var $debug = 0; //logging level
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/**
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* Class constructor. Needs a database handler, a course code and a learnpath id from the database.
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* Also builds the list of items into $this->items.
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* @param string Course code
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* @param integer Learnpath ID
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* @param integer User ID
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* @return boolean True on success, false on error
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*/
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function learnpath($course, $lp_id, $user_id) {
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//check params
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//check course code
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if($this->debug>0){error_log('New LP - In learnpath::learnpath('.$course.','.$lp_id.','.$user_id.')',0);}
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if(empty($course)){
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$this->error = 'Course code is empty';
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return false;
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}
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else
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{
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$main_table = Database::get_main_table(MAIN_COURSE_TABLE);
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//$course = Database::escape_string($course);
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$course = $this->escape_string($course);
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$sql = "SELECT * FROM $main_table WHERE code = '$course'";
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if($this->debug>2){error_log('New LP - learnpath::learnpath() '.__LINE__.' - Querying course: '.$sql,0);}
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//$res = Database::query($sql);
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$res = api_sql_query($sql);
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if(Database::num_rows($res)>0)
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{
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$this->cc = $course;
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}
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else
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{
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$this->error = 'Course code does not exist in database ('.$sql.')';
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return false;
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}
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}
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//check learnpath ID
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if(empty($lp_id))
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{
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$this->error = 'Learnpath ID is empty';
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return false;
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}
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else
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{
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//TODO make it flexible to use any course_code (still using env course code here)
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//$lp_table = Database::get_course_table(LEARNPATH_TABLE);
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$lp_db = Database::get_current_course_database();
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$lp_pref = Database::get_course_table_prefix();
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$lp_table = $lp_db.'.'.$lp_pref.'lp';
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//$id = Database::escape_integer($id);
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$lp_id = $this->escape_string($lp_id);
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$sql = "SELECT * FROM $lp_table WHERE id = '$lp_id'";
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if($this->debug>2){error_log('New LP - learnpath::learnpath() '.__LINE__.' - Querying lp: '.$sql,0);}
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//$res = Database::query($sql);
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$res = api_sql_query($sql);
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if(Database::num_rows($res)>0)
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{
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$this->lp_id = $lp_id;
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$row = Database::fetch_array($res);
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$this->type = $row['lp_type'];
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$this->name = stripslashes($row['name']);
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$this->encoding = $row['default_encoding'];
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$this->proximity = $row['content_local'];
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$this->maker = $row['content_maker'];
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$this->prevent_reinit = $row['prevent_reinit'];
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$this->license = $row['content_license'];
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$this->scorm_debug = $row['debug'];
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$this->js_lib = $row['js_lib'];
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$this->path = $row['path'];
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if($this->type == 2){
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if($row['force_commit'] == 1){
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$this->force_commit = true;
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}
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}
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$this->mode = $row['default_view_mod'];
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}
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else
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{
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$this->error = 'Learnpath ID does not exist in database ('.$sql.')';
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return false;
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}
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}
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//check user ID
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if(empty($user_id)){
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$this->error = 'User ID is empty';
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return false;
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}
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else
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{
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//$main_table = Database::get_main_user_table();
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$main_table = Database::get_main_table(MAIN_USER_TABLE);
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//$user_id = Database::escape_integer($user_id);
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$user_id = $this->escape_string($user_id);
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$sql = "SELECT * FROM $main_table WHERE user_id = '$user_id'";
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if($this->debug>2){error_log('New LP - learnpath::learnpath() '.__LINE__.' - Querying user: '.$sql,0);}
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//$res = Database::query($sql);
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$res = api_sql_query($sql);
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if(Database::num_rows($res)>0)
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{
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$this->user_id = $user_id;
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}
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else
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{
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$this->error = 'User ID does not exist in database ('.$sql.')';
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return false;
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}
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}
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//end of variables checking
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//now get the latest attempt from this user on this LP, if available, otherwise create a new one
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//$lp_table = Database::get_course_table(LEARNPATH_VIEW_TABLE);
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$lp_db = Database::get_current_course_database();
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$lp_pref = Database::get_course_table_prefix();
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$lp_table = $lp_db.'.'.$lp_pref.'lp_view';
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//selecting by view_count descending allows to get the highest view_count first
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$sql = "SELECT * FROM $lp_table WHERE lp_id = '$lp_id' AND user_id = '$user_id' ORDER BY view_count DESC";
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if($this->debug>2){error_log('New LP - learnpath::learnpath() '.__LINE__.' - querying lp_view: '.$sql,0);}
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//$res = Database::query($sql);
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$res = api_sql_query($sql);
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$view_id = 0; //used later to query lp_item_view
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if(Database::num_rows($res)>0)
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{
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if($this->debug>2){error_log('New LP - learnpath::learnpath() '.__LINE__.' - Found previous view',0);}
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$row = Database::fetch_array($res);
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$this->attempt = $row['view_count'];
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$this->lp_view_id = $row['id'];
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$this->last_item_seen = $row['last_item'];
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$this->progress_db = $row['progress'];
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}
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else
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{
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if($this->debug>2){error_log('New LP - learnpath::learnpath() '.__LINE__.' - NOT Found previous view',0);}
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$this->attempt = 1;
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$sql_ins = "INSERT INTO $lp_table (lp_id,user_id,view_count) VALUES ($lp_id,$user_id,1)";
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$res_ins = api_sql_query($sql_ins);
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$this->lp_view_id = Database::get_last_insert_id();
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if($this->debug>2){error_log('New LP - learnpath::learnpath() '.__LINE__.' - inserting new lp_view: '.$sql_ins,0);}
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}
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//initialise items
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$lp_item_table = $lp_db.'.'.$lp_pref.'lp_item';
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$sql = "SELECT * FROM $lp_item_table WHERE lp_id = '".$this->lp_id."' ORDER BY parent_item_id, display_order";
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$res = api_sql_query($sql);
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while($row = Database::fetch_array($res))
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{
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$oItem = '';
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//$this->ordered_items[] = $row['id'];
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switch($this->type){
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case 3: //aicc
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$oItem = new aiccItem('db',$row['id']);
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if(is_object($oItem)){
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$oItem->set_lp_view($this->lp_view_id);
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$oItem->set_prevent_reinit($this->prevent_reinit);
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$id = $oItem->get_id();
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// Don't use reference here as the next loop will make the pointed object change
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$this->items[$id] = $oItem;
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$this->refs_list[$oItem->ref]=$id;
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if($this->debug>2){error_log('New LP - learnpath::learnpath() - aicc object with id '.$id.' set in items[]',0);}
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}
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break;
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case 2:
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require_once('scorm.class.php');
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require_once('scormItem.class.php');
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$oItem = new scormItem('db',$row['id']);
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if(is_object($oItem)){
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$oItem->set_lp_view($this->lp_view_id);
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$oItem->set_prevent_reinit($this->prevent_reinit);
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// Don't use reference here as the next loop will make the pointed object change
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$this->items[$oItem->get_id()] = $oItem;
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$this->refs_list[$oItem->ref]=$oItem->get_id();
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if($this->debug>2){error_log('New LP - object with id '.$oItem->get_id().' set in items[]',0);}
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}
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break;
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case 1:
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default:
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require_once('learnpathItem.class.php');
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$oItem = new learnpathItem($row['id'],$user_id);
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if(is_object($oItem)){
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//$oItem->set_lp_view($this->lp_view_id); moved down to when we are sure the item_view exists
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$oItem->set_prevent_reinit($this->prevent_reinit);
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// Don't use reference here as the next loop will make the pointed object change
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$this->items[$oItem->get_id()] = $oItem;
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$this->refs_list[$oItem->get_id()]=$oItem->get_id();
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if($this->debug>2){error_log('New LP - learnpath::learnpath() '.__LINE__.' - object with id '.$oItem->get_id().' set in items[]',0);}
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}
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break;
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}
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//items is a list of pointers to all items, classified by DB ID, not SCO id
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if($row['parent_item_id'] == 0 OR empty($this->items[$row['parent_item_id']])){
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$this->items[$row['id']]->set_level(0);
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}else{
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$level = $this->items[$row['parent_item_id']]->get_level()+1;
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$this->items[$row['id']]->set_level($level);
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if(is_object($this->items[$row['parent_item_id']])){
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//items is a list of pointers from item DB ids to item objects
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$this->items[$row['parent_item_id']]->add_child($row['id']);
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}else{
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if($this->debug>2){error_log('New LP - learnpath::learnpath() '.__LINE__.' - The parent item ('.$row['parent_item_id'].') of item '.$row['id'].' could not be found',0);}
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}
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}
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//get last viewing vars
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//$learnpath_items_view_table = Database::get_course_table(LEARNPATH_ITEM_VIEW_TABLE);
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$lp_item_view_table = $lp_db.'.'.$lp_pref.'lp_item_view';
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//this query should only return one or zero result
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$sql = "SELECT * " .
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"FROM $lp_item_view_table " .
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"WHERE lp_view_id = ".$this->lp_view_id." " .
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"AND lp_item_id = ".$row['id']." ORDER BY view_count DESC ";
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if($this->debug>2){error_log('New LP - learnpath::learnpath() - Selecting item_views: '.$sql,0);}
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//get the item status
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$res2 = api_sql_query($sql);
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if(Database::num_rows($res2)>0)
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{
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//if this learnpath has already been used by this user, get his last attempt count and
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//the last item seen back into this object
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//$max = 0;
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$row2 = Database::fetch_array($res2);
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if($this->debug>2){error_log('New LP - learnpath::learnpath() - Got item_view: '.print_r($row2,true),0);}
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$this->items[$row['id']]->set_status($row2['status']);
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if(empty($row2['status'])){
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$this->items[$row['id']]->set_status($this->default_status);
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}
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//$this->attempt = $row['view_count'];
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//$this->last_item = $row['id'];
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}
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else //no item found in lp_item_view for this view
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{
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//first attempt from this user. Set attempt to 1 and last_item to 0 (first item available)
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//TODO if the learnpath has not got attempts activated, always use attempt '1'
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//$this->attempt = 1;
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//$this->last_item = 0;
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$this->items[$row['id']]->set_status($this->default_status);
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//Add that row to the lp_item_view table so that we have something to show in the stats page
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$sql_ins = "INSERT INTO $lp_item_view_table " .
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"(lp_item_id, lp_view_id, view_count, status) VALUES " .
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"(".$row['id'].",".$this->lp_view_id.",1,'not attempted')";
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if($this->debug>2){error_log('New LP - learnpath::learnpath() '.__LINE__.' - Inserting blank item_view : '.$sql_ins,0);}
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$res_ins = api_sql_query($sql_ins);
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}
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//setting the view in the item object
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$this->items[$row['id']]->set_lp_view($this->lp_view_id);
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}
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$this->ordered_items = $this->get_flat_ordered_items_list($this->get_id(),0);
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$this->max_ordered_items = 0;
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foreach($this->ordered_items as $index=>$dummy){
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if($index > $this->max_ordered_items AND !empty($dummy)){
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$this->max_ordered_items = $index;
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}
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}
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//TODO define the current item better
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$this->first();
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if($this->debug>2){error_log('New LP - learnpath::learnpath() '.__LINE__.' - End of learnpath constructor for learnpath '.$this->get_id(),0);}
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}
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/**
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* Function rewritten based on old_add_item() from Yannick Warnier. Due the fact that users can decide where the item should come, I had to overlook this function and
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* I found it better to rewrite it. Old function is still available. Added also the possibility to add a description.
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*
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* @param int $parent
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* @param int $previous
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* @param string $type
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* @param int $id
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* @param string $title
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* @param string $description
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* @return int
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*/
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function add_item($parent, $previous, $type = 'dokeos_chapter', $id, $title, $description)
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{
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if($this->debug>0){error_log('New LP - In learnpath::add_item('.$parent.','.$previous.','.$type.','.$id.','.$title.')',0);}
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$tbl_lp_item = Database::get_course_table('lp_item');
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$parent = (int) $parent;
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$sql_count = "
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SELECT COUNT(id) AS num
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FROM " . $tbl_lp_item . "
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WHERE
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lp_id = " . $this->get_id() . " AND
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parent_item_id = " . $parent;
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$res_count = api_sql_query($sql_count, __FILE__, __LINE__);
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$row = Database::fetch_array($res_count);
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$num = $row['num'];
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if($num > 0)
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{
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if($previous == 0)
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{
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$sql = "
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SELECT
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id,
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next_item_id,
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display_order
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FROM " . $tbl_lp_item . "
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WHERE
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lp_id = " . $this->get_id() . " AND
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parent_item_id = " . $parent . " AND
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previous_item_id = 0";
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$result = api_sql_query($sql, __FILE__, __LINE__);
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$row = Database::fetch_array($result);
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$tmp_previous = 0;
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$next = $row['id'];
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$display_order = 0;
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}
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else
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{
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$previous = (int) $previous;
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$sql = "
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SELECT
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id,
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previous_item_id,
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next_item_id,
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display_order
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FROM " . $tbl_lp_item . "
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WHERE
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lp_id = " . $this->get_id() . " AND
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id = " . $previous;
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$result = api_sql_query($sql, __FILE__, __LINE__);
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$row = Database::fetch_array($result);
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$tmp_previous = $row['id'];
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$next = $row['next_item_id'];
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$display_order = $row['display_order'];
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}
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}
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else
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{
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$tmp_previous = 0;
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$next = 0;
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$display_order = 0;
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}
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$new_item_id = -1;
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$id = $this->escape_string($id);
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//insert new item
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$sql_ins = "
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INSERT INTO " . $tbl_lp_item . " (
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lp_id,
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item_type,
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ref,
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title,
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description,
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path,
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parent_item_id,
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previous_item_id,
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next_item_id,
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display_order
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) VALUES (
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" . $this->get_id() . ",
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'" . $type . "',
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'',
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'" . $this->escape_string(htmlentities($title)) . "',
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'" . $this->escape_string(htmlentities($description)) . "',
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'" . $id . "',
|
|
" . $parent . ",
|
|
" . $previous . ",
|
|
" . $next . ",
|
|
" . ($display_order + 1) . "
|
|
)";
|
|
|
|
//echo $sql_ins; // for debug
|
|
|
|
if($this->debug>2){error_log('New LP - Inserting dokeos_chapter: '.$sql_ins,0);}
|
|
|
|
$res_ins = api_sql_query($sql_ins, __FILE__, __LINE__);
|
|
|
|
if($res_ins > 0)
|
|
{
|
|
$new_item_id = Database::get_last_insert_id($res_ins);
|
|
|
|
//update the item that should come after the new item
|
|
$sql_update_next = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET previous_item_id = " . $new_item_id . "
|
|
WHERE id = " . $next;
|
|
|
|
$res_update_next = api_sql_query($sql_update_next, __FILE__, __LINE__);
|
|
|
|
//update the item that should be before the new item
|
|
$sql_update_previous = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET next_item_id = " . $new_item_id . "
|
|
WHERE id = " . $tmp_previous;
|
|
|
|
$res_update_previous = api_sql_query($sql_update_previous, __FILE__, __LINE__);
|
|
|
|
//update all the items after the new item
|
|
$sql_update_order = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET display_order = display_order + 1
|
|
WHERE
|
|
lp_id = " . $this->get_id() . " AND
|
|
id <> " . $new_item_id . " AND
|
|
parent_item_id = " . $parent . " AND
|
|
display_order > " . $display_order;
|
|
|
|
$res_update_previous = api_sql_query($sql_update_order, __FILE__, __LINE__);
|
|
}
|
|
|
|
return $new_item_id;
|
|
}
|
|
|
|
|
|
/**
|
|
* Adds an item to the current learnpath
|
|
* @param integer Parent ID
|
|
* @param integer Previous elem ID (0 if first)
|
|
* @param string Resource type to add ('file','dokeos_item')
|
|
* @param string Resource ID or path if 'file' or name if 'dokeos_chapter'
|
|
* @return integer New element ID
|
|
*/
|
|
function old_add_item($parent, $previous, $type = 'dokeos_chapter', $id, $title)
|
|
{
|
|
//TODO
|
|
if($this->debug>0){error_log('New LP - In learnpath::add_item('.$parent.','.$previous.','.$type.','.$id.','.$title.')',0);}
|
|
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
$parent = (int) $parent;
|
|
$display_order = 1;
|
|
|
|
if($previous == -1){
|
|
//insert in latest position available
|
|
$sql_check = "SELECT MAX(previous_item_id) as prev, id FROM $tbl_lp_item WHERE lp_id = " . $this->get_id() . " AND parent_item_id = " . $parent;
|
|
|
|
if($this->debug>1){error_log('New LP - checking for latest item at this level: '.$sql_check,0);}
|
|
|
|
$res = mysql_query($sql_check) or die(mysql_error());
|
|
|
|
$res_check = api_sql_query($sql_check, __FILE__, __LINE__);
|
|
$num = Database::num_rows($res_check);
|
|
|
|
if($num>0){
|
|
$row = Database::fetch_array($res_check);
|
|
$previous = $row['id'];
|
|
}else{
|
|
$previous = 0;
|
|
}
|
|
}else{
|
|
$previous = (int) $previous;
|
|
}
|
|
|
|
$new_item_id = -1;
|
|
//check type
|
|
switch ($type){
|
|
case 'dokeos_step':
|
|
$id = $this->escape_string($id);
|
|
//check the next item
|
|
$sql_check = "SELECT * FROM $tbl_lp_item " .
|
|
"WHERE lp_id = ".$this->get_id()." " .
|
|
"AND previous_item_id = $previous " .
|
|
"AND parent_item_id = $parent";
|
|
if($this->debug>2){error_log('New LP - Getting info from the next element: '.$sql_check,0);}
|
|
$res_check = api_sql_query($sql_check);
|
|
if(Database::num_rows($res_check)){
|
|
$row = Database::fetch_array($res_check);
|
|
$next = $row['id'];
|
|
//TODO check display_order
|
|
$display_order = $row['display_order']+1;
|
|
}else{
|
|
$next = 0;
|
|
$display_order = 1;
|
|
}
|
|
|
|
//insert new item
|
|
$sql_ins = "INSERT INTO $tbl_lp_item " .
|
|
"(lp_id,item_type,ref,title," .
|
|
"path,parent_item_id," .
|
|
"previous_item_id,next_item_id,display_order)" .
|
|
"VALUES" .
|
|
"(".$this->get_id().",'$type','','$title','$id'," .
|
|
"$parent," .
|
|
"$previous,$next,$display_order)";
|
|
if($this->debug>2){error_log('New LP - Inserting dokeos_chapter: '.$sql_ins,0);}
|
|
$res_ins = api_sql_query($sql_ins);
|
|
if($res_ins>0){
|
|
$new_item_id = Database::get_last_insert_id($res_ins);
|
|
//now update previous item
|
|
$sql_upd = "UPDATE $tbl_lp_item " .
|
|
"SET next_item_id = $new_item_id " .
|
|
"WHERE lp_id = ".$this->get_id()." " .
|
|
"AND id = $previous AND parent_item_id = $parent";
|
|
|
|
if($this->debug>2){error_log('New LP - Updating previous item: '.$sql_upd,0);}
|
|
|
|
$res_upd = api_sql_query($sql_upd);
|
|
|
|
//now update next item
|
|
|
|
$sql_upd = "UPDATE $tbl_lp_item " .
|
|
|
|
"SET previous_item_id = $new_item_id " .
|
|
|
|
"WHERE lp_id = ".$this->get_id()." " .
|
|
|
|
"AND id = $next AND parent_item_id = $parent";
|
|
|
|
if($this->debug>2){error_log('New LP - Updating next item: '.$sql_upd,0);}
|
|
|
|
$res_upd = api_sql_query($sql_upd);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
return $new_item_id;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Static admin function allowing addition of a learnpath to a course.
|
|
|
|
* @param string Course code
|
|
|
|
* @param string Learnpath name
|
|
|
|
* @param string Learnpath description string, if provided
|
|
|
|
* @param string Type of learnpath (default = 'guess', others = 'dokeos', 'aicc',...)
|
|
|
|
* @param string Type of files origin (default = 'zip', others = 'dir','web_dir',...)
|
|
|
|
* @param string Zip file containing the learnpath or directory containing the learnpath
|
|
|
|
* @return integer The new learnpath ID on success, 0 on failure
|
|
|
|
*/
|
|
|
|
function add_lp($course,$name,$description='',$learnpath='guess',$origin='zip',$zipname='')
|
|
|
|
{
|
|
|
|
//if($this->debug>0){error_log('New LP - In learnpath::add_lp()',0);}
|
|
|
|
//TODO
|
|
|
|
$tbl_lp = Database::get_course_table('lp');
|
|
|
|
//check course code exists
|
|
|
|
//check lp_name doesn't exist, otherwise append something
|
|
|
|
$i = 0;
|
|
|
|
$name = learnpath::escape_string(htmlentities($name)); //Kevin Van Den Haute: added htmlentities()
|
|
|
|
$check_name = "SELECT * FROM $tbl_lp WHERE name = '$name'";
|
|
|
|
//if($this->debug>2){error_log('New LP - Checking the name for new LP: '.$check_name,0);}
|
|
|
|
$res_name = api_sql_query($check_name);
|
|
|
|
while(Database::num_rows($res_name)){
|
|
|
|
//there is already one such name, update the current one a bit
|
|
|
|
$i++;
|
|
|
|
$name = $name.' - '.$i;
|
|
|
|
$check_name = "SELECT * FROM $tbl_lp WHERE name = '$name'";
|
|
|
|
//if($this->debug>2){error_log('New LP - Checking the name for new LP: '.$check_name,0);}
|
|
|
|
$res_name = api_sql_query($check_name);
|
|
|
|
}
|
|
|
|
//new name does not exist yet; keep it
|
|
|
|
//escape description
|
|
|
|
$description = learnpath::escape_string(htmlentities($description)); //Kevin: added htmlentities()
|
|
|
|
$type = 1;
|
|
|
|
switch($learnpath){
|
|
|
|
case 'guess':
|
|
|
|
break;
|
|
|
|
case 'dokeos':
|
|
|
|
$type = 1;
|
|
|
|
break;
|
|
|
|
case 'aicc':
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
switch($origin){
|
|
|
|
case 'zip':
|
|
|
|
//check zipname string. If empty, we are currently creating a new Dokeos learnpath
|
|
|
|
break;
|
|
|
|
case 'manual':
|
|
|
|
$get_max = "SELECT MAX(display_order) FROM $tbl_lp";
|
|
|
|
$res_max = api_sql_query($get_max);
|
|
|
|
if(Database::num_rows($res_max)<1){
|
|
|
|
$dsp = 1;
|
|
|
|
}else{
|
|
|
|
$row = Database::fetch_array($res_max);
|
|
|
|
$dsp = $row[0]+1;
|
|
|
|
}
|
|
|
|
$sql_insert = "INSERT INTO $tbl_lp " .
|
|
|
|
"(lp_type,name,description,path,default_view_mod," .
|
|
|
|
"default_encoding,display_order,content_maker," .
|
|
|
|
"content_local,js_lib) " .
|
|
|
|
"VALUES ($type,'$name','$description','','embedded'," .
|
|
|
|
"'ISO-8859-1','$dsp','Dokeos'," .
|
|
|
|
"'local','')";
|
|
|
|
//if($this->debug>2){error_log('New LP - Inserting new lp '.$sql_insert,0);}
|
|
|
|
$res_insert = api_sql_query($sql_insert);
|
|
|
|
$id = Database::get_last_insert_id();
|
|
|
|
if($id>0){
|
|
|
|
return $id;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Appends a message to the message attribute
|
|
|
|
* @param string Message to append.
|
|
|
|
*/
|
|
|
|
function append_message($string)
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::append_message()',0);}
|
|
|
|
$this->message .= $string;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Autocompletes the parents of an item in case it's been completed or passed
|
|
|
|
* @param integer Optional ID of the item from which to look for parents
|
|
|
|
*/
|
|
|
|
function autocomplete_parents($item)
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::autocomplete_parents()',0);}
|
|
|
|
if(empty($item)){
|
|
|
|
$item = $this->current;
|
|
|
|
}
|
|
|
|
$parent_id = $this->items[$item]->get_parent();
|
|
|
|
if($this->debug>2){error_log('New LP - autocompleting parent of item '.$item.' (item '.$parent_id.')',0);}
|
|
|
|
if(is_object($this->items[$item]) and !empty($parent_id))
|
|
|
|
{//if $item points to an object and there is a parent
|
|
|
|
if($this->debug>2){error_log('New LP - '.$item.' is an item, proceed',0);}
|
|
|
|
$current_item =& $this->items[$item];
|
|
|
|
$parent =& $this->items[$parent_id]; //get the parent
|
|
|
|
//new experiment including failed and browsed in completed status
|
|
$current_status = $current_item->get_status();
|
|
if($current_item->is_done() || $current_status=='browsed' || $current_status=='failed'){
|
|
|
|
//if the current item is completed or passes or succeeded
|
|
|
|
$completed = true;
|
|
|
|
if($this->debug>2){error_log('New LP - Status of current item is alright',0);}
|
|
|
|
foreach($parent->get_children() as $child){
|
|
|
|
//check all his brothers (his parent's children) for completion status
|
|
|
|
if($child!= $item){
|
|
|
|
if($this->debug>2){error_log('New LP - Looking at brother with ID '.$child.', status is '.$this->items[$child]->get_status(),0);}
|
|
|
|
//if($this->items[$child]->status_is(array('completed','passed','succeeded')))
|
|
//Trying completing parents of failed and browsed items as well
|
|
if($this->items[$child]->status_is(array('completed','passed','succeeded','browsed','failed')))
|
|
{
|
|
|
|
//keep completion status to true
|
|
|
|
}else{
|
|
|
|
if($this->debug>2){error_log('New LP - Found one incomplete child of '.$parent_id.': '.$child.' is '.$this->items[$child]->get_status(),0);}
|
|
|
|
$completed = false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if($completed == true){ //if all the children were completed
|
|
|
|
$parent->set_status('completed');
|
|
|
|
$parent->save(false);
|
|
|
|
$this->update_queue[$parent->get_id()] = $parent->get_status();
|
|
|
|
if($this->debug>2){error_log('New LP - Added parent to update queue '.print_r($this->update_queue,true),0);}
|
|
|
|
$this->autocomplete_parents($parent->get_id()); //recursive call
|
|
|
|
}
|
|
|
|
}else{
|
|
|
|
//error_log('New LP - status of current item is not enough to get bothered',0);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Autosaves the current results into the database for the whole learnpath
|
|
|
|
*/
|
|
|
|
function autosave()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::autosave()',0);}
|
|
|
|
//TODO add aditionnal save operations for the learnpath itself
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Clears the message attribute
|
|
|
|
*/
|
|
|
|
function clear_message()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::clear_message()',0);}
|
|
|
|
$this->message = '';
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Closes the current resource
|
|
|
|
*
|
|
|
|
* Stops the timer
|
|
|
|
* Saves into the database if required
|
|
|
|
* Clears the current resource data from this object
|
|
|
|
* @return boolean True on success, false on failure
|
|
|
|
*/
|
|
|
|
function close()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::close()',0);}
|
|
|
|
if(empty($this->lp_id))
|
|
|
|
{
|
|
|
|
$this->error = 'Trying to close this learnpath but no ID is set';
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
$this->current_time_stop = time();
|
|
|
|
if($this->save)
|
|
|
|
{
|
|
|
|
$learnpath_view_table = Database::get_course_table(LEARNPATH_VIEW_TABLE);
|
|
|
|
/*
|
|
|
|
$sql = "UPDATE $learnpath_view_table " .
|
|
|
|
"SET " .
|
|
|
|
"stop_time = ".$this->current_time_stop.", " .
|
|
|
|
"score = ".$this->current_score.", ".
|
|
|
|
"WHERE learnpath_id = '".$this->lp_id."'";
|
|
|
|
//$res = Database::query($sql);
|
|
|
|
$res = api_sql_query($res);
|
|
|
|
if(mysql_affected_rows($res)<1)
|
|
|
|
{
|
|
|
|
$this->error = 'Could not update learnpath_view table while closing learnpath';
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
*/
|
|
|
|
}
|
|
|
|
$this->ordered_items = array();
|
|
|
|
$this->index=0;
|
|
|
|
unset($this->lp_id);
|
|
|
|
//unset other stuff
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Static admin function allowing removal of a learnpath
|
|
|
|
* @param string Course code
|
|
|
|
* @param integer Learnpath ID
|
|
|
|
* @param string Whether to delete data or keep it (default: 'keep', others: 'remove')
|
|
|
|
* @return boolean True on success, false on failure (might change that to return number of elements deleted)
|
|
|
|
*/
|
|
|
|
function delete($course=null,$id=null,$delete='keep')
|
|
|
|
{
|
|
|
|
//TODO implement a way of getting this to work when the current object is not set
|
|
|
|
//In clear: implement this in the item class as well (abstract class) and use the given ID in queries
|
|
|
|
//if(empty($course)){$course = api_get_course_id();}
|
|
|
|
//if(empty($id)){$id = $this->get_id();}
|
|
|
|
|
|
|
|
//if($this->debug>0){error_log('New LP - In learnpath::delete()',0);}
|
|
|
|
foreach($this->items as $id => $dummy)
|
|
|
|
{
|
|
|
|
$this->items[$id]->delete();
|
|
|
|
}
|
|
|
|
$lp = Database::get_course_table('lp');
|
|
|
|
$lp_view = Database::get_course_table('lp_view');
|
|
|
|
$sql_del_view = "DELETE FROM $lp_view WHERE lp_id = ".$this->lp_id;
|
|
|
|
//if($this->debug>2){error_log('New LP - Deleting views bound to lp '.$this->lp_id.': '.$sql_del_view,0);}
|
|
|
|
$res_del_view = api_sql_query($sql_del_view);
|
|
|
|
//if($this->debug>2){error_log('New LP - Deleting lp '.$this->lp_id.' of type '.$this->type,0);}
|
|
|
|
if($this->type == 2 OR $this->type==3){
|
|
//this is a scorm learning path, delete the files as well
|
|
$sql = "SELECT path FROM $lp WHERE id = ".$this->lp_id;
|
|
$res = api_sql_query($sql);
|
|
if(Database::num_rows($res)>0){
|
|
$row = Database::fetch_array($res);
|
|
$path = $row['path'];
|
|
$sql = "SELECT id FROM $lp WHERE path = '$path' AND id != ".$this->lp_id;
|
|
$res = api_sql_query($sql);
|
|
if(Database::num_rows($res)>0)
|
|
{ //another learning path uses this directory, so don't delete it
|
|
if($this->debug>2){error_log('New LP - In learnpath::delete(), found other LP using path '.$path.', keeping directory',0);}
|
|
}else{
|
|
//no other LP uses that directory, delete it
|
|
$course_rel_dir = api_get_course_path().'/scorm/'; //scorm dir web path starting from /courses
|
|
$course_scorm_dir = api_get_path(SYS_COURSE_PATH).$course_rel_dir; //absolute system path for this course
|
|
if($delete == 'remove' && is_dir($course_scorm_dir.$path) and !empty($course_scorm_dir)){
|
|
if($this->debug>2){error_log('New LP - In learnpath::delete(), found SCORM, deleting directory: '.$course_scorm_dir.$path,0);}
|
|
exec('rm -rf '.$course_scorm_dir.$path);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$sql_del_lp = "DELETE FROM $lp WHERE id = ".$this->lp_id;
|
|
//if($this->debug>2){error_log('New LP - Deleting lp '.$this->lp_id.': '.$sql_del_lp,0);}
|
|
$res_del_lp = api_sql_query($sql_del_lp);
|
|
//TODO: also delete items and item-views
|
|
}
|
|
|
|
/**
|
|
|
|
* Removes all the children of one item - dangerous!
|
|
|
|
* @param integer Element ID of which children have to be removed
|
|
|
|
* @return integer Total number of children removed
|
|
|
|
*/
|
|
|
|
function delete_children_items($id){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::delete_children_items('.$id.')',0);}
|
|
|
|
$num = 0;
|
|
|
|
if(empty($id) || $id != strval(intval($id))){return false;}
|
|
|
|
$lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql = "SELECT * FROM $lp_item WHERE parent_item_id = $id";
|
|
|
|
$res = api_sql_query($sql);
|
|
|
|
while($row = Database::fetch_array($res)){
|
|
|
|
$num += $this->delete_children_items($row['id']);
|
|
|
|
$sql_del = "DELETE FROM $lp_item WHERE id = ".$row['id'];
|
|
|
|
$res_del = api_sql_query($sql_del);
|
|
|
|
$num++;
|
|
|
|
}
|
|
|
|
return $num;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Removes an item from the current learnpath
|
|
|
|
* @param integer Elem ID (0 if first)
|
|
|
|
* @param integer Whether to remove the resource/data from the system or leave it (default: 'keep', others 'remove')
|
|
|
|
* @return integer Number of elements moved
|
|
|
|
* @todo implement resource removal
|
|
|
|
*/
|
|
|
|
function delete_item($id, $remove='keep')
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::delete_item()',0);}
|
|
|
|
//TODO - implement the resource removal
|
|
|
|
if(empty($id) || $id != strval(intval($id))){return false;}
|
|
|
|
//first select item to get previous, next, and display order
|
|
|
|
$lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql_sel = "SELECT * FROM $lp_item WHERE id = $id";
|
|
|
|
$res_sel = api_sql_query($sql_sel,__FILE__,__LINE__);
|
|
|
|
if(Database::num_rows($res_sel)<1){return false;}
|
|
|
|
$row = Database::fetch_array($res_sel);
|
|
|
|
$previous = $row['previous_item_id'];
|
|
|
|
$next = $row['next_item_id'];
|
|
|
|
$display = $row['display_order'];
|
|
|
|
$parent = $row['parent_item_id'];
|
|
|
|
$lp = $row['lp_id'];
|
|
|
|
//delete children items
|
|
|
|
$num = $this->delete_children_items($id);
|
|
|
|
if($this->debug>2){error_log('New LP - learnpath::delete_item() - deleted '.$num.' children of element '.$id,0);}
|
|
|
|
//now delete the item
|
|
|
|
$sql_del = "DELETE FROM $lp_item WHERE id = $id";
|
|
|
|
if($this->debug>2){error_log('New LP - Deleting item: '.$sql_del,0);}
|
|
|
|
$res_del = api_sql_query($sql_del,__FILE__,__LINE__);
|
|
|
|
//now update surrounding items
|
|
|
|
$sql_upd = "UPDATE $lp_item SET next_item_id = $next WHERE id = $previous";
|
|
|
|
$res_upd = api_sql_query($sql_upd,__FILE__,__LINE__);
|
|
|
|
$sql_upd = "UPDATE $lp_item SET previous_item_id = $previous WHERE id = $next";
|
|
|
|
$res_upd = api_sql_query($sql_upd,__FILE__,__LINE__);
|
|
|
|
//now update all following items with new display order
|
|
|
|
$sql_all = "UPDATE $lp_item SET display_order = display_order-1 WHERE lp_id = $lp AND parent_item_id = $parent AND display_order > $display";
|
|
|
|
$res_all = api_sql_query($sql_all,__FILE__,__LINE__);
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Updates an item's content in place
|
|
|
|
* @param integer Element ID
|
|
|
|
* @param string New content
|
|
|
|
* @return boolean True on success, false on error
|
|
|
|
*/
|
|
|
|
function old_edit_item($id,$content)
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::edit_item()',0);}
|
|
|
|
if(empty($id) or ($id != strval(intval($id))) or empty($content)){ return false; }
|
|
|
|
$content = $this->escape_string($content);
|
|
|
|
$lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql_upd = "UPDATE $lp_item SET title = '$content' WHERE id = $id";
|
|
|
|
$res_upd = api_sql_query($sql_upd,__FILE__,__LINE__);
|
|
|
|
//TODO update the item object (can be ignored for now because refreshed)
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
function edit_item($id, $parent, $previous, $title, $description)
|
|
{
|
|
if($this->debug > 0){error_log('New LP - In learnpath::edit_item()', 0);}
|
|
|
|
if(empty($id) or ($id != strval(intval($id))) or empty($title)){ return false; }
|
|
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql_select = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE id = " . $id;
|
|
$res_select = api_sql_query($sql_select, __FILE__, __LINE__);
|
|
$row_select = Database::fetch_array($res_select);
|
|
|
|
$same_parent = ($row_select['parent_item_id'] == $parent) ? true : false;
|
|
$same_previous = ($row_select['previous_item_id'] == $previous) ? true : false;
|
|
|
|
if($same_parent && $same_previous)
|
|
{
|
|
//only update title and description
|
|
$sql_update = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET
|
|
title = '" . $this->escape_string(htmlentities($title)) . "',
|
|
description = '" . $this->escape_string(htmlentities($description)) . "'
|
|
WHERE id = " . $id;
|
|
$res_update = api_sql_query($sql_update, __FILE__, __LINE__);
|
|
}
|
|
else
|
|
{
|
|
$old_parent = $row_select['parent_item_id'];
|
|
$old_previous = $row_select['previous_item_id'];
|
|
$old_next = $row_select['next_item_id'];
|
|
$old_order = $row_select['display_order'];
|
|
|
|
/* BEGIN -- virtually remove the current item id */
|
|
/* for the next and previous item it is like the current item doesn't exist anymore */
|
|
|
|
if($old_previous != 0)
|
|
{
|
|
$sql_update_next = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET next_item_id = " . $old_next . "
|
|
WHERE id = " . $old_previous;
|
|
$res_update_next = api_sql_query($sql_update_next, __FILE__, __LINE__);
|
|
|
|
//echo '<p>' . $sql_update_next . '</p>';
|
|
}
|
|
|
|
if($old_next != 0)
|
|
{
|
|
$sql_update_previous = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET previous_item_id = " . $old_previous . "
|
|
WHERE id = " . $old_next;
|
|
$res_update_previous = api_sql_query($sql_update_previous, __FILE__, __LINE__);
|
|
|
|
//echo '<p>' . $sql_update_previous . '</p>';
|
|
}
|
|
|
|
//display_order - 1 for every item with a display_order bigger then the display_order of the current item
|
|
$sql_update_order = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET display_order = display_order - 1
|
|
WHERE
|
|
display_order > " . $old_order . " AND
|
|
parent_item_id = " . $old_parent;
|
|
$res_update_order = api_sql_query($sql_update_order, __FILE__, __LINE__);
|
|
|
|
//echo '<p>' . $sql_update_order . '</p>';
|
|
|
|
/* END -- virtually remove the current item id */
|
|
|
|
/* BEGIN -- update the current item id to his new location */
|
|
|
|
if($previous == 0)
|
|
{
|
|
//select the data of the item that should come after the current item
|
|
$sql_select_old = "
|
|
SELECT
|
|
id,
|
|
display_order
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE
|
|
lp_id = " . $this->lp_id . " AND
|
|
parent_item_id = " . $parent . " AND
|
|
previous_item_id = " . $previous;
|
|
$res_select_old = api_sql_query($sql_select_old, __FILE__, __LINE__);
|
|
$row_select_old = Database::fetch_array($res_select_old);
|
|
|
|
//echo '<p>' . $sql_select_old . '</p>';
|
|
|
|
//if the new parent doesn't had children before
|
|
if(Database::num_rows($res_select_old) == 0)
|
|
{
|
|
$new_next = 0;
|
|
$new_order = 1;
|
|
}
|
|
else
|
|
{
|
|
$new_next = $row_select_old['id'];
|
|
$new_order = $row_select_old['display_order'];
|
|
}
|
|
|
|
//echo 'New next_item_id of current item: ' . $new_next . '<br />';
|
|
//echo 'New previous_item_id of current item: ' . $previous . '<br />';
|
|
//echo 'New display_order of current item: ' . $new_order . '<br />';
|
|
|
|
|
|
}
|
|
else
|
|
{
|
|
//select the data of the item that should come before the current item
|
|
$sql_select_old = "
|
|
SELECT
|
|
next_item_id,
|
|
display_order
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE id = " . $previous;
|
|
$res_select_old = api_sql_query($sql_select_old, __FILE__, __LINE__);
|
|
$row_select_old = Database::fetch_array($res_select_old);
|
|
|
|
//echo '<p>' . $sql_select_old . '</p>';
|
|
|
|
//echo 'New next_item_id of current item: ' . $row_select_old['next_item_id'] . '<br />';
|
|
//echo 'New previous_item_id of current item: ' . $previous . '<br />';
|
|
//echo 'New display_order of current item: ' . ($row_select_old['display_order'] + 1) . '<br />';
|
|
|
|
$new_next = $row_select_old['next_item_id'];
|
|
$new_order = $row_select_old['display_order'] + 1;
|
|
}
|
|
|
|
//update the current item with the new data
|
|
$sql_update = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET
|
|
title = '" . $this->escape_string(htmlentities($title)) . "',
|
|
description = '" . $this->escape_string(htmlentities($description)) . "',
|
|
parent_item_id = " . $parent . ",
|
|
previous_item_id = " . $previous . ",
|
|
next_item_id = " . $new_next . ",
|
|
display_order = " . $new_order . "
|
|
WHERE id = " . $id;
|
|
$res_update_next = api_sql_query($sql_update, __FILE__, __LINE__);
|
|
//echo '<p>' . $sql_update . '</p>';
|
|
|
|
if($previous != 0)
|
|
{
|
|
//update the previous item his next_item_id
|
|
$sql_update_previous = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET next_item_id = " . $id . "
|
|
WHERE id = " . $previous;
|
|
$res_update_next = api_sql_query($sql_update_previous, __FILE__, __LINE__);
|
|
//echo '<p>' . $sql_update_previous . '</p>';
|
|
}
|
|
|
|
if($new_next != 0)
|
|
{
|
|
//update the next item his previous_item_id
|
|
$sql_update_next = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET previous_item_id = " . $id . "
|
|
WHERE id = " . $new_next;
|
|
$res_update_next = api_sql_query($sql_update_next, __FILE__, __LINE__);
|
|
//echo '<p>' . $sql_update_next . '</p>';
|
|
}
|
|
|
|
//update all the items with the same or a bigger display_order then the current item
|
|
$sql_update_order = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET display_order = display_order + 1
|
|
WHERE
|
|
lp_id = " . $this->get_id() . " AND
|
|
id <> " . $id . " AND
|
|
parent_item_id = " . $parent . " AND
|
|
display_order >= " . $new_order;
|
|
|
|
$res_update_next = api_sql_query($sql_update_order, __FILE__, __LINE__);
|
|
//echo '<p>' . $sql_update_order . '</p>';
|
|
|
|
/* END -- update the current item id to his new location */
|
|
}
|
|
}
|
|
|
|
/**
|
|
|
|
* Updates an item's prereq in place
|
|
|
|
* @param integer Element ID
|
|
|
|
* @param string Prerequisite Element ID
|
|
*
|
|
* @param string Prerequisite item type
|
|
*
|
|
* @param string Prerequisite min score
|
|
*
|
|
* @param string Prerequisite max score
|
|
|
|
* @return boolean True on success, false on error
|
|
|
|
*/
|
|
|
|
function edit_item_prereq($id, $prerequisite_id, $min_score = 0, $max_score = 100)
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::edit_item_prereq()',0);}
|
|
|
|
if(empty($id) or ($id != strval(intval($id))) or empty($prerequisite_id)){ return false; }
|
|
|
|
$prerequisite_id = $this->escape_string($prerequisite_id);
|
|
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
|
|
if(!is_numeric($min_score) || $min_score < 0 || $min_score > 100)
|
|
$min_score = 0;
|
|
|
|
if(!is_numeric($max_score) || $max_score < 0 || $max_score > 100)
|
|
$max_score = 100;
|
|
|
|
if($min_score > $max_score)
|
|
$max_score = $min_score;
|
|
|
|
if(!is_numeric($prerequisite_id))
|
|
$prerequisite_id = 'NULL';
|
|
|
|
$sql_upd = "
|
|
UPDATE " . $tbl_lp_item . "
|
|
SET
|
|
min_score = " . $min_score . ",
|
|
max_score = " . $max_score . ",
|
|
prerequisite = " . $prerequisite_id . "
|
|
WHERE id = " . $id;
|
|
|
|
$res_upd = api_sql_query($sql_upd ,__FILE__, __LINE__);
|
|
|
|
//TODO update the item object (can be ignored for now because refreshed)
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Escapes a string with the available database escape function
|
|
|
|
* @param string String to escape
|
|
|
|
* @return string String escaped
|
|
|
|
*/
|
|
|
|
function escape_string($string){
|
|
|
|
//if($this->debug>0){error_log('New LP - In learnpath::escape_string('.$string.')',0);}
|
|
|
|
return mysql_real_escape_string($string);
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Static admin function exporting a learnpath into a zip file
|
|
|
|
* @param string Export type (scorm, zip, cd)
|
|
|
|
* @param string Course code
|
|
|
|
* @param integer Learnpath ID
|
|
|
|
* @param string Zip file name
|
|
|
|
* @return string Zip file path (or false on error)
|
|
|
|
*/
|
|
|
|
function export_lp($type, $course, $id, $zipname)
|
|
|
|
{
|
|
|
|
//if($this->debug>0){error_log('New LP - In learnpath::export_lp()',0);}
|
|
|
|
//TODO
|
|
|
|
if(empty($type) OR empty($course) OR empty($id) OR empty($zipname)){return false;}
|
|
|
|
$url = '';
|
|
|
|
switch($type){
|
|
|
|
case 'scorm':
|
|
|
|
break;
|
|
|
|
case 'zip':
|
|
|
|
break;
|
|
|
|
case 'cdrom':
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
return $url;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets all the chapters belonging to the same parent as the item/chapter given
|
|
|
|
* Can also be called as abstract method
|
|
|
|
* @param integer Item ID
|
|
|
|
* @return array A list of all the "brother items" (or an empty array on failure)
|
|
|
|
*/
|
|
|
|
function get_brother_chapters($id){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_brother_chapters()',0);}
|
|
|
|
if(empty($id) OR $id != strval(intval($id))){ return array();}
|
|
|
|
$lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql_parent = "SELECT * FROM $lp_item WHERE id = $id AND item_type='dokeos_chapter'";
|
|
|
|
$res_parent = api_sql_query($sql_parent,__FILE__,__LINE__);
|
|
|
|
if(Database::num_rows($res_parent)>0){
|
|
|
|
$row_parent = Database::fetch_array($res_parent);
|
|
|
|
$parent = $row_parent['parent_item_id'];
|
|
|
|
$sql_bros = "SELECT * FROM $lp_item WHERE parent_item_id = $parent AND id = $id AND item_type='dokeos_chapter' ORDER BY display_order";
|
|
|
|
$res_bros = api_sql_query($sql_bros,__FILE__,__LINE__);
|
|
|
|
$list = array();
|
|
|
|
while ($row_bro = Database::fetch_array($res_bros)){
|
|
|
|
$list[] = $row_bro;
|
|
|
|
}
|
|
|
|
return $list;
|
|
|
|
}
|
|
|
|
return array();
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets all the items belonging to the same parent as the item given
|
|
|
|
* Can also be called as abstract method
|
|
|
|
* @param integer Item ID
|
|
|
|
* @return array A list of all the "brother items" (or an empty array on failure)
|
|
|
|
*/
|
|
|
|
function get_brother_items($id){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_brother_items('.$id.')',0);}
|
|
|
|
if(empty($id) OR $id != strval(intval($id))){ return array();}
|
|
|
|
$lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql_parent = "SELECT * FROM $lp_item WHERE id = $id";
|
|
|
|
$res_parent = api_sql_query($sql_parent,__FILE__,__LINE__);
|
|
|
|
if(Database::num_rows($res_parent)>0){
|
|
|
|
$row_parent = Database::fetch_array($res_parent);
|
|
|
|
$parent = $row_parent['parent_item_id'];
|
|
|
|
$sql_bros = "SELECT * FROM $lp_item WHERE parent_item_id = $parent ORDER BY display_order";
|
|
|
|
$res_bros = api_sql_query($sql_bros,__FILE__,__LINE__);
|
|
|
|
$list = array();
|
|
|
|
while ($row_bro = Database::fetch_array($res_bros)){
|
|
|
|
$list[] = $row_bro;
|
|
|
|
}
|
|
|
|
return $list;
|
|
|
|
}
|
|
|
|
return array();
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the number of items currently completed
|
|
|
|
* @return integer The number of items currently completed
|
|
|
|
*/
|
|
|
|
function get_complete_items_count()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_complete_items_count()',0);}
|
|
|
|
$i = 0;
|
|
|
|
foreach($this->items as $id => $dummy){
|
|
|
|
//if($this->items[$id]->status_is(array('completed','passed','succeeded'))){
|
|
//Trying failed and browsed considered "progressed" as well
|
|
if($this->items[$id]->status_is(array('completed','passed','succeeded','browsed','failed'))){
|
|
|
|
$i++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return $i;
|
|
|
|
}
|
|
|
|
/**
|
|
* Gets the current item ID
|
|
* @return integer The current learnpath item id
|
|
*/
|
|
function get_current_item_id()
|
|
{
|
|
$current = 0;
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_current_item_id()',0);}
|
|
if(!empty($this->current))
|
|
{
|
|
$current = $this->current;
|
|
}
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_current_item_id() - Returning '.$current,0);}
|
|
return $current;
|
|
}
|
|
/**
|
|
* Gets the total number of items available for viewing in this SCORM
|
|
* @return integer The total number of items
|
|
*/
|
|
function get_total_items_count()
|
|
{
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_total_items_count()',0);}
|
|
return count($this->items);
|
|
}
|
|
/**
|
|
* Gets the first element URL.
|
|
* @return string URL to load into the viewer
|
|
*/
|
|
function first()
|
|
{
|
|
if($this->debug>0){error_log('New LP - In learnpath::first()',0);}
|
|
//test if the last_item_seen exists and is not a dir
|
|
if(!empty($this->last_item_seen)
|
|
&& !empty($this->items[$this->last_item_seen])
|
|
&& $this->items[$this->last_item_seen]->get_type() != 'dir'
|
|
&& $this->items[$this->last_item_seen]->get_type() != 'dokeos_chapter'
|
|
&& $this->items[$this->last_item_seen]->is_done() != true
|
|
){
|
|
if($this->debug>2){error_log('New LP - In learnpath::first() - Last item seen is '.$this->last_item_seen.' of type '.$this->items[$this->last_item_seen]->get_type(),0);}
|
|
$index = -1;
|
|
foreach($this->ordered_items as $myindex => $item_id){
|
|
if($item_id == $this->last_item_seen){
|
|
$index = $myindex;
|
|
break;
|
|
}
|
|
}
|
|
if($index==-1){
|
|
//index hasn't changed, so item not found - panic (this shouldn't happen)
|
|
if($this->debug>2){error_log('New LP - Last item ('.$this->last_item_seen.') was found in items but not in ordered_items, panic!',0);}
|
|
return false;
|
|
}else{
|
|
$this->last = $this->last_item_seen;
|
|
$this->current = $this->last_item_seen;
|
|
$this->index = $index;
|
|
}
|
|
}else{
|
|
if($this->debug>2){error_log('New LP - In learnpath::first() - No last item seen',0);}
|
|
$index = 0;
|
|
while (!empty($this->ordered_items[$index])
|
|
AND
|
|
(
|
|
$this->items[$this->ordered_items[$index]]->get_type() == 'dir'
|
|
OR $this->items[$this->ordered_items[$index]]->get_type() == 'dokeos_chapter'
|
|
OR $this->items[$this->ordered_items[$index]]->is_done() === true
|
|
)
|
|
AND $index < $this->max_ordered_items)
|
|
{
|
|
$index ++;
|
|
}
|
|
$this->last = $this->current;
|
|
//current is
|
|
$this->current = $this->ordered_items[$index];
|
|
$this->index = $index;
|
|
if($this->debug>2){error_log('New LP - In learnpath::first() - No last item seen. New last = '.$this->last.'('.$this->ordered_items[$index].')',0);}
|
|
}
|
|
if($this->debug>2){error_log('New LP - In learnpath::first() - First item is '.$this->get_current_item_id());}
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the information about an item in a format usable as JavaScript to update
|
|
|
|
* the JS API by just printing this content into the <head> section of the message frame
|
|
|
|
* @param integer Item ID
|
|
|
|
* @return string
|
|
|
|
*/
|
|
|
|
function get_js_info($item_id=''){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_js_info('.$item_id.')',0);}
|
|
|
|
$info = '';
|
|
|
|
$item_id = $this->escape_string($item_id);
|
|
|
|
if(!empty($item_id) && is_object($this->items[$item_id])){
|
|
|
|
//if item is defined, return values from DB
|
|
|
|
$oItem = $this->items[$item_id];
|
|
|
|
$info .= '<script language="javascript">';
|
|
|
|
$info .= "top.set_score(".$oItem->get_score().");\n";
|
|
|
|
$info .= "top.set_max(".$oItem->get_max().");\n";
|
|
|
|
$info .= "top.set_min(".$oItem->get_min().");\n";
|
|
|
|
$info .= "top.set_lesson_status('".$oItem->get_status()."');";
|
|
|
|
$info .= "top.set_session_time('".$oItem->get_scorm_time('js')."');";
|
|
|
|
$info .= "top.set_suspend_data('".$oItem->get_suspend_data()."');";
|
|
|
|
$info .= "top.set_saved_lesson_status('".$oItem->get_status()."');";
|
|
|
|
$info .= "top.set_flag_synchronized();";
|
|
|
|
$info .= '</script>';
|
|
|
|
if($this->debug>2){error_log('New LP - in learnpath::get_js_info('.$item_id.') - returning: '.$info,0);}
|
|
|
|
return $info;
|
|
|
|
}else{
|
|
|
|
//if item_id is empty, just update to default SCORM data
|
|
|
|
$info .= '<script language="javascript">';
|
|
|
|
$info .= "top.set_score(".learnpathItem::get_score().");\n";
|
|
|
|
$info .= "top.set_max(".learnpathItem::get_max().");\n";
|
|
|
|
$info .= "top.set_min(".learnpathItem::get_min().");\n";
|
|
|
|
$info .= "top.set_lesson_status('".learnpathItem::get_status()."');";
|
|
|
|
$info .= "top.set_session_time('".learnpathItem::get_scorm_time('js')."');";
|
|
|
|
$info .= "top.set_suspend_data('".learnpathItem::get_suspend_data()."');";
|
|
|
|
$info .= "top.set_saved_lesson_status('".learnpathItem::get_status()."');";
|
|
|
|
$info .= "top.set_flag_synchronized();";
|
|
|
|
$info .= '</script>';
|
|
|
|
if($this->debug>2){error_log('New LP - in learnpath::get_js_info('.$item_id.') - returning: '.$info,0);}
|
|
|
|
return $info;
|
|
|
|
}
|
|
|
|
}
|
|
/**
|
|
* Gets the js library from the database
|
|
* @return string The name of the javascript library to be used
|
|
*/
|
|
function get_js_lib(){
|
|
$lib = '';
|
|
if(!empty($this->js_lib)){
|
|
$lib = $this->js_lib;
|
|
}
|
|
return $lib;
|
|
}
|
|
/**
|
|
|
|
* Gets the learnpath database ID
|
|
|
|
* @return integer Learnpath ID in the lp table
|
|
|
|
*/
|
|
|
|
function get_id()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_id()',0);}
|
|
|
|
if(!empty($this->lp_id))
|
|
|
|
{
|
|
|
|
return $this->lp_id;
|
|
|
|
}else{
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the last element URL.
|
|
|
|
* @return string URL to load into the viewer
|
|
|
|
*/
|
|
|
|
function get_last()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_last()',0);}
|
|
|
|
$this->index = count($this->ordered_items)-1;
|
|
|
|
return $this->ordered_items[$this->index];
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the navigation bar for the learnpath display screen
|
|
|
|
* @return string The HTML string to use as a navigation bar
|
|
|
|
*/
|
|
|
|
function get_navigation_bar()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_navigation_bar()',0);}
|
|
|
|
//TODO find a good value for the following variables
|
|
|
|
$file = '';
|
|
|
|
$openDir = '';
|
|
|
|
$edoceo = '';
|
|
|
|
$time = 0;
|
|
|
|
$navbar = '';
|
|
|
|
$RequestUri = '';
|
|
|
|
$mycurrentitemid = $this->get_current_item_id();
|
|
|
|
if($this->mode == 'fullscreen'){
|
|
|
|
$navbar = '<table cellpadding="0" cellspacing="0" align="left">'."\n".
|
|
|
|
' <tr> '."\n" .
|
|
|
|
' <td>'."\n" .
|
|
|
|
' <div class="buttons">'."\n" .
|
|
|
|
' <a href="" onclick="dokeos_xajax_handler.switch_item('.$mycurrentitemid.',\'previous\');return false;" title="previous"><img border="0" src="../img/previous.gif" title="'.get_lang('ScormPrevious').'"></a> '."\n" .
|
|
|
|
' <a href="" onclick="dokeos_xajax_handler.switch_item('.$mycurrentitemid.',\'next\');return false;" title="next" ><img border="0" src="../img/next.gif" title="'.get_lang('ScormNext').'"></a> '."\n" .
|
|
|
|
' <a href="lp_controller.php?action=switch_view_mode" target="_top" title="embedded mode"><img border="0" src="../img/scormexitfullscreen.jpg" title="'.get_lang('ScormExitFullScreen').'"></a>'."\n" .
|
|
|
|
' <a href="lp_controller.php?action=list" target="_top" title="learnpaths list"><img border="0" src="../img/exit.png" title="Exit"></a>'."\n" .
|
|
|
|
' </div>'."\n" .
|
|
|
|
' </td>'."\n" .
|
|
|
|
' </tr>'."\n" .
|
|
|
|
'</table>'."\n" ;
|
|
|
|
|
|
|
|
}else{
|
|
|
|
$navbar = '<table cellpadding="0" cellspacing="0" align="left">'."\n".
|
|
|
|
' <tr> '."\n" .
|
|
|
|
' <td>'."\n" .
|
|
|
|
' <div class="buttons">'."\n" .
|
|
|
|
' <a href="lp_controller.php?action=stats" target="content_name" title="stats"><img border="0" src="../img/scormstatus.gif" title="'.get_lang('ScormMystatus').'"></a> '."\n" .
|
|
|
|
' <a href="" onclick="dokeos_xajax_handler.switch_item('.$mycurrentitemid.',\'previous\');return false;" title="previous"><img border="0" src="../img/previous.gif" title="'.get_lang('ScormPrevious').'"></a> '."\n" .
|
|
|
|
' <a href="" onclick="dokeos_xajax_handler.switch_item('.$mycurrentitemid.',\'next\');return false;" title="next" ><img border="0" src="../img/next.gif" title="'.get_lang('ScormNext').'"></a> '."\n" .
|
|
|
|
' <a href="lp_controller.php?action=switch_view_mode" target="_top" title="fullscreen"><img border="0" src="../img/scormfullscreen.jpg" title="'.get_lang('ScormFullScreen').'"></a>'."\n" .
|
|
|
|
' </div>'."\n" .
|
|
|
|
' </td>'."\n" .
|
|
|
|
' </tr>'."\n" .
|
|
|
|
'</table>'."\n" ;
|
|
|
|
}
|
|
|
|
return $navbar;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the next resource in queue (url).
|
|
|
|
* @return string URL to load into the viewer
|
|
|
|
*/
|
|
|
|
function get_next_index()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_next_index()',0);}
|
|
|
|
//TODO
|
|
|
|
$index = $this->index;
|
|
|
|
$index ++;
|
|
|
|
if($this->debug>2){error_log('New LP - Now looking at ordered_items['.($index).'] - type is '.$this->items[$this->ordered_items[$index]]['type'],0);}
|
|
|
|
while(!empty($this->ordered_items[$index]) AND $this->items[$this->ordered_items[$index]]->get_type() == 'dir' AND $index < $this->max_ordered_items)
|
|
|
|
{
|
|
|
|
$index ++;
|
|
|
|
if($index == $this->max_ordered_items)
|
|
|
|
{
|
|
|
|
return $this->index;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if(empty($this->ordered_items[$index])){
|
|
|
|
return $this->index;
|
|
|
|
}
|
|
|
|
if($this->debug>2){error_log('New LP - index is now '.$index,0);}
|
|
|
|
return $index;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets item_id for the next element
|
|
|
|
* @return integer Next item (DB) ID
|
|
|
|
*/
|
|
|
|
function get_next_item_id()
|
|
|
|
{
|
|
|
|
$new_index = $this->get_next_index();
|
|
|
|
return $this->ordered_items[$new_index];
|
|
|
|
}
|
|
/**
|
|
* Returns the package type ('scorm','aicc','scorm2004','dokeos',...)
|
|
*
|
|
* Generally, the package provided is in the form of a zip file, so the function
|
|
* has been written to test a zip file. If not a zip, the function will return the
|
|
* default return value: ''
|
|
* @param string the path to the file
|
|
* @param string the original name of the file
|
|
* @return string 'scorm','aicc','scorm2004','dokeos' or '' if the package cannot be recognized
|
|
*/
|
|
function get_package_type($file_path,$file_name){
|
|
//error_log('In learnpath::get_package_type("'.$file_path.'","'.$file_name.'")',0);
|
|
|
|
//get name of the zip file without the extension
|
|
$file_info = pathinfo($file_name);
|
|
$filename = $file_info['basename'];//name including extension
|
|
$extension = $file_info['extension'];//extension only
|
|
$file_base_name = str_replace('.'.$extension,'',$filename); //filename without its extension
|
|
|
|
$zipFile = new pclZip($file_path);
|
|
// Check the zip content (real size and file extension)
|
|
$zipContentArray = $zipFile->listContent();
|
|
$package_type='';
|
|
$at_root = false;
|
|
$manifest = '';
|
|
|
|
//the following loop should be stopped as soon as we found the right imsmanifest.xml (how to recognize it?)
|
|
foreach($zipContentArray as $thisContent)
|
|
{
|
|
if ( preg_match('~.(php.*|phtml)$~i', $thisContent['filename']) )
|
|
{
|
|
return '';
|
|
}
|
|
elseif(stristr($thisContent['filename'],'imsmanifest.xml')!==FALSE)
|
|
{
|
|
$manifest = $thisContent['filename']; //just the relative directory inside scorm/
|
|
$package_type = 'scorm';
|
|
break;//exit the foreach loop
|
|
}
|
|
elseif(stristr($thisContent['filename'],'AICC')!==FALSE)
|
|
{
|
|
$package_type='aicc';
|
|
break;//exit the foreach loop
|
|
}
|
|
else
|
|
{
|
|
$package_type = '';
|
|
}
|
|
}
|
|
return $package_type;
|
|
}
|
|
/**
|
|
|
|
* Gets the previous resource in queue (url). Also initialises time values for this viewing
|
|
|
|
* @return string URL to load into the viewer
|
|
|
|
*/
|
|
|
|
function get_previous_index()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_previous_index()',0);}
|
|
|
|
$index = $this->index;
|
|
|
|
if(isset($this->ordered_items[$index-1])){
|
|
|
|
$index --;
|
|
|
|
while(isset($this->ordered_items[$index]) AND $this->items[$this->ordered_items[$index]]->get_type() == 'dir')
|
|
|
|
{
|
|
|
|
$index --;
|
|
|
|
if($index < 0){
|
|
|
|
return $this->index;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}else{
|
|
|
|
if($this->debug>2){error_log('New LP - get_previous_index() - there was no previous index available, reusing '.$index,0);}
|
|
|
|
//no previous item
|
|
|
|
}
|
|
|
|
return $index;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets item_id for the next element
|
|
|
|
* @return integer Previous item (DB) ID
|
|
|
|
*/
|
|
|
|
function get_previous_item_id()
|
|
|
|
{
|
|
|
|
$new_index = $this->get_previous_index();
|
|
|
|
return $this->ordered_items[$new_index];
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the progress value from the progress_db attribute
|
|
|
|
* @return integer Current progress value
|
|
|
|
*/
|
|
|
|
function get_progress(){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_progress()',0);}
|
|
|
|
if(!empty($this->progress_db)){
|
|
|
|
return $this->progress_db;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
/**
|
|
* Gets the progress value from the progress field in the database (allows use as abstract method)
|
|
* @param integer Learnpath ID
|
|
* @param integer User ID
|
|
* @param string Mode of display ('%','abs' or 'both')
|
|
* @return integer Current progress value as found in the database
|
|
*/
|
|
function get_db_progress($lp_id,$user_id,$mode='%'){
|
|
//if($this->debug>0){error_log('New LP - In learnpath::get_db_progress()',0);}
|
|
$table = Database::get_course_table('lp_view');
|
|
$sql = "SELECT * FROM $table WHERE lp_id = $lp_id AND user_id = $user_id";
|
|
$res = api_sql_query($sql,__FILE__,__LINE__);
|
|
$view_id = 0;
|
|
if(Database::num_rows($res)>0){
|
|
$row = Database::fetch_array($res);
|
|
$progress = $row['progress'];
|
|
$view_id = $row['id'];
|
|
}
|
|
if(!$progress){
|
|
$progress = '0';
|
|
}
|
|
if($mode == '%'){
|
|
return $progress.'%';
|
|
}else{
|
|
//get the number of items completed and the number of items total
|
|
$tbl = Database::get_course_table('lp_item');
|
|
$sql = "SELECT count(*) FROM $tbl WHERE lp_id = ".$lp_id;
|
|
$res = api_sql_query($sql);
|
|
$row = Database::fetch_array($res);
|
|
$total = $row[0];
|
|
$tbl = Database::get_course_table('lp_item_view');
|
|
//$sql = "SELECT count(distinct(lp_item_id)) FROM $tbl WHERE lp_view_id = ".$view_id." AND status IN ('passed','completed','succeeded')";
|
|
//trying as also counting browsed and failed items
|
|
$sql = "SELECT count(distinct(lp_item_id)) FROM $tbl WHERE lp_view_id = ".$view_id." AND status IN ('passed','completed','succeeded','browsed','failed')";
|
|
$res = api_sql_query($sql);
|
|
$row = Database::fetch_array($res);
|
|
$completed = $row[0];
|
|
if($mode == 'abs'){
|
|
return $completed.'/'.$total;
|
|
}
|
|
elseif($mode == 'both')
|
|
{
|
|
return $progress.'% ('.$completed.'/'.$total.')';
|
|
}
|
|
}
|
|
return $progress;
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets a progress bar for the learnpath by counting the number of items in it and the number of items
|
|
|
|
* completed so far.
|
|
|
|
* @param string Mode in which we want the values
|
|
|
|
* @param integer Progress value to display (optional but mandatory if used in abstract context)
|
|
|
|
* @param string Text to display near the progress value (optional but mandatory in abstract context)
|
|
|
|
* @return string HTML string containing the progress bar
|
|
|
|
*/
|
|
|
|
function get_progress_bar($mode='',$percentage=-1,$text_add='')
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_progress_bar()',0);}
|
|
|
|
if($percentage=='-1' OR $text_add==''){
|
|
|
|
list ($percentage, $text_add) = $this->get_progress_bar_text($mode);
|
|
|
|
}
|
|
|
|
$text = $percentage.$text_add;
|
|
|
|
$output = ''
|
|
|
|
//.htmlentities(get_lang('ScormCompstatus'),ENT_QUOTES,'ISO-8859-1')."<br />"
|
|
|
|
.'<table border="0" cellpadding="0" cellspacing="0"><tr><td>'
|
|
|
|
.'<img id="progress_img_limit_left" src="../img/bar_1.gif" width="1" height="12">'
|
|
|
|
.'<img id="progress_img_full" src="../img/bar_1u.gif" width="'.$percentage.'" height="12" id="full_portion">'
|
|
|
|
.'<img id="progress_img_limit_middle" src="../img/bar_1m.gif" width="1" height="12">';
|
|
|
|
if($percentage <= 98){
|
|
|
|
$output .= '<img id="progress_img_empty" src="../img/bar_1r.gif" width="'.(100-$percentage).'" height="12" id="empty_portion">';
|
|
|
|
}else{
|
|
|
|
$output .= '<img id="progress_img_empty" src="../img/bar_1r.gif" width="0" height="12" id="empty_portion">';
|
|
|
|
}
|
|
|
|
$output .= '<img id="progress_bar_img_limit_right" src="../img/bar_1.gif" width="1" height="12"></td></tr></table>'
|
|
|
|
.'<div class="progresstext" id="progress_text">'.$text.'</div>';
|
|
|
|
return $output;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the progress bar info to display inside the progress bar. Also used by scorm_api.php
|
|
|
|
* @param string Mode of display (can be '%' or 'abs').abs means we display a number of completed elements per total elements
|
|
|
|
* //@param integer Additional steps to fake as completed
|
|
|
|
* @return list Percentage or number and symbol (% or /xx)
|
|
|
|
*/
|
|
|
|
function get_progress_bar_text($mode='',$add=0)
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_progress_bar_text()',0);}
|
|
|
|
if(empty($mode)){$mode = $this->progress_bar_mode;}
|
|
|
|
$total_items = $this->get_total_items_count();
|
|
|
|
if($this->debug>2){error_log('New LP - Total items available in this learnpath: '.$total_items,0);}
|
|
|
|
$i = $this->get_complete_items_count();
|
|
|
|
if($this->debug>2){error_log('New LP - Items completed so far: '.$i,0);}
|
|
|
|
if($add != 0){
|
|
|
|
$i += $add;
|
|
|
|
if($this->debug>2){error_log('New LP - Items completed so far (+modifier): '.$i,0);}
|
|
|
|
}
|
|
|
|
$text = '';
|
|
|
|
if($i>$total_items){
|
|
|
|
$i = $total_items;
|
|
|
|
}
|
|
|
|
if($mode == '%'){
|
|
|
|
$percentage = ((float)$i/(float)$total_items)*100;
|
|
|
|
$percentage = number_format($percentage,0);
|
|
|
|
$text = '%';
|
|
|
|
}elseif($mode == 'abs'){
|
|
|
|
$percentage = $i;
|
|
|
|
$text = '/'.$total_items;
|
|
|
|
}
|
|
|
|
return array($percentage,$text);
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the progress bar mode
|
|
|
|
* @return string The progress bar mode attribute
|
|
|
|
*/
|
|
|
|
function get_progress_bar_mode()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_progress_bar_mode()',0);}
|
|
|
|
if(!empty($this->progress_bar_mode))
|
|
|
|
{
|
|
|
|
return $this->progress_bar_mode;
|
|
|
|
}else{
|
|
|
|
return '%';
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns a usable array of stats related to the current learnpath and user
|
|
|
|
* @return array Well-formatted array containing status for the current learnpath
|
|
|
|
*/
|
|
|
|
function get_stats()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_stats()',0);}
|
|
|
|
//TODO
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Static method. Can be re-implemented by children. Gives an array of statistics for
|
|
|
|
* the given course (for all learnpaths and all users)
|
|
|
|
* @param string Course code
|
|
|
|
* @return array Well-formatted array containing status for the course's learnpaths
|
|
|
|
*/
|
|
|
|
function get_stats_course($course)
|
|
|
|
{
|
|
|
|
//if($this->debug>0){error_log('New LP - In learnpath::get_stats_course()',0);}
|
|
|
|
//TODO
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Static method. Can be re-implemented by children. Gives an array of statistics for
|
|
|
|
* the given course and learnpath (for all users)
|
|
|
|
* @param string Course code
|
|
|
|
* @param integer Learnpath ID
|
|
|
|
* @return array Well-formatted array containing status for the specified learnpath
|
|
|
|
*/
|
|
|
|
function get_stats_lp($course,$lp)
|
|
|
|
{
|
|
|
|
//if($this->debug>0){error_log('New LP - In learnpath::get_stats_lp()',0);}
|
|
|
|
//TODO
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Static method. Can be re-implemented by children. Gives an array of statistics for
|
|
|
|
* the given course, learnpath and user.
|
|
|
|
* @param string Course code
|
|
|
|
* @param integer Learnpath ID
|
|
|
|
* @param integer User ID
|
|
|
|
* @return array Well-formatted array containing status for the specified learnpath and user
|
|
|
|
*/
|
|
|
|
function get_stats_lp_user($course,$lp,$user)
|
|
|
|
{
|
|
|
|
//if($this->debug>0){error_log('New LP - In learnpath::get_stats_lp_user()',0);}
|
|
|
|
//TODO
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Static method. Can be re-implemented by children. Gives an array of statistics for
|
|
|
|
* the given course and learnpath (for all users)
|
|
|
|
* @param string Course code
|
|
|
|
* @param integer User ID
|
|
|
|
* @return array Well-formatted array containing status for the user's learnpaths
|
|
|
|
*/
|
|
|
|
function get_stats_user($course,$user)
|
|
|
|
{
|
|
|
|
//if($this->debug>0){error_log('New LP - In learnpath::get_stats_user()',0);}
|
|
|
|
//TODO
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the status list for all LP's items
|
|
|
|
* @return array Array of [index] => [item ID => current status]
|
|
|
|
*/
|
|
|
|
function get_items_status_list(){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_items_status_list()',0);}
|
|
|
|
$list = array();
|
|
|
|
foreach($this->ordered_items as $item_id)
|
|
|
|
{
|
|
|
|
$list[]= array($item_id => $this->items[$item_id]->get_status());
|
|
|
|
}
|
|
|
|
return $list;
|
|
|
|
}
|
|
/**
|
|
* Generate and return the table of contents for this learnpath. The (flat) table returned can be
|
|
* used by get_html_toc() to be ready to display
|
|
* @return array TOC as a table with 4 elements per row: title, link, status and level
|
|
*/
|
|
function get_toc()
|
|
{
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_toc()',0);}
|
|
$toc = array();
|
|
//echo "<pre>".print_r($this->items,true)."</pre>";
|
|
foreach($this->ordered_items as $item_id)
|
|
{
|
|
if($this->debug>2){error_log('New LP - learnpath::get_toc(): getting info for item '.$item_id,0);}
|
|
//TODO change this link generation and use new function instead
|
|
$toc[] = array(
|
|
'id'=>$item_id,
|
|
'title'=>$this->items[$item_id]->get_title(),
|
|
//'link'=>get_addedresource_link_in_learnpath('document',$item_id,1),
|
|
'status'=>$this->items[$item_id]->get_status(),
|
|
'level'=>$this->items[$item_id]->get_level(),
|
|
'type' =>$this->items[$item_id]->get_type(),
|
|
);
|
|
}
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_toc() - TOC array: '.print_r($toc,true),0);}
|
|
return $toc;
|
|
}
|
|
/**
|
|
* Gets the learning path type
|
|
* @param boolean Return the name? If false, return the ID. Default is false.
|
|
* @return mixed Type ID or name, depending on the parameter
|
|
*/
|
|
function get_type($get_name = false)
|
|
{
|
|
$res = false;
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_type()',0);}
|
|
if(!empty($this->type))
|
|
{
|
|
if($get_name)
|
|
{
|
|
//get it from the lp_type table in main db
|
|
}else{
|
|
$res = $this->type;
|
|
}
|
|
}
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_type() - Returning '.($res==false?'false':$res),0);}
|
|
return $res;
|
|
}
|
|
|
|
/**
|
|
* Gets a flat list of item IDs ordered for display (level by level ordered by order_display)
|
|
* This method can be used as abstract and is recursive
|
|
* @param integer Learnpath ID
|
|
* @param integer Parent ID of the items to look for
|
|
* @return mixed Ordered list of item IDs or false on error
|
|
*/
|
|
function get_flat_ordered_items_list($lp,$parent=0){
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_flat_ordered_items_list('.$lp.','.$parent.')',0);}
|
|
$list = array();
|
|
if(empty($lp)){return false;}
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
$sql = "SELECT * FROM $tbl_lp_item WHERE lp_id = $lp AND parent_item_id = $parent ORDER BY display_order";
|
|
$res = api_sql_query($sql,__FILE__,__LINE__);
|
|
while($row = Database::fetch_array($res)){
|
|
$sublist = learnpath::get_flat_ordered_items_list($lp,$row['id']);
|
|
$list[] = $row['id'];
|
|
foreach($sublist as $item){
|
|
$list[] = $item;
|
|
}
|
|
}
|
|
return $list;
|
|
}
|
|
/**
|
|
* Uses the table generated by get_toc() and returns an HTML-formatted string ready to display
|
|
* @return string HTML TOC ready to display
|
|
*/
|
|
function get_html_toc()
|
|
{
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_html_toc()',0);}
|
|
$list = $this->get_toc();
|
|
//echo $this->current;
|
|
//$parent = $this->items[$this->current]->get_parent();
|
|
//if(empty($parent)){$parent = $this->ordered_items[$this->items[$this->current]->get_previous_index()];}
|
|
$html = '<div class="inner_lp_toc">'."\n" ;
|
|
// " onchange=\"javascript:document.getElementById('toc_$parent').focus();\">\n";
|
|
require_once('resourcelinker.inc.php');
|
|
|
|
//temp variables
|
|
$mycurrentitemid = $this->get_current_item_id();
|
|
|
|
foreach($list as $item)
|
|
{
|
|
if($this->debug>2){error_log('New LP - learnpath::get_html_toc(): using item '.$item['id'],0);}
|
|
//TODO complete this
|
|
$icon_name = array('not attempted' => 'notattempted.png',
|
|
'incomplete' => 'incomplete.png',
|
|
'failed' => 'failed.png',
|
|
'completed' => 'completed.png',
|
|
'passed' => 'passed.png',
|
|
'succeeded' => 'succeeded.png',
|
|
'browsed' => 'completed.png');
|
|
|
|
$style = 'scorm_item';
|
|
if($item['id'] == $this->current){
|
|
$style = 'scorm_item_highlight';
|
|
}
|
|
//the anchor will let us center the TOC on the currently viewed item &^D
|
|
$html .= '<a name="atoc_'.$item['id'].'" /><div class="'.$style.'" style="padding-left: '.($item['level']/2).'em; padding-right:'.($item['level']/2).'em" id="toc_'.$item['id'].'" >' .
|
|
'<img id="toc_img_'.$item['id'].'" class="scorm_status_img" src="'.$icon_name[$item['status']].'" alt="'.substr($item['status'],0,1).'" />';
|
|
|
|
//$title = htmlspecialchars($item['title'],ENT_QUOTES,$this->encoding);
|
|
$title = $item['title'];
|
|
if(empty($title)){
|
|
$title = rl_get_resource_name(api_get_course_id(),$this->get_id(),$item['id']);
|
|
$title = htmlspecialchars($title,ENT_QUOTES,$this->encoding);
|
|
}
|
|
if(empty($title))$title = '-';
|
|
|
|
if($item['type']!='dokeos_chapter' and $item['type']!='dir'){
|
|
//$html .= "<a href='lp_controller.php?".api_get_cidReq()."&action=content&lp_id=".$this->get_id()."&item_id=".$item['id']."' target='lp_content_frame_name'>".$title."</a>" ;
|
|
$url = $this->get_link('http',$item['id']);
|
|
//$html .= '<a href="'.$url.'" target="content_name" onclick="top.load_item('.$item['id'].',\''.$url.'\');">'.$title.'</a>' ;
|
|
//$html .= '<a href="" onclick="top.load_item('.$item['id'].',\''.$url.'\');return false;">'.$title.'</a>' ;
|
|
$html .= '<a href="" onclick="dokeos_xajax_handler.switch_item(' .
|
|
$mycurrentitemid.',' .
|
|
$item['id'].');' .
|
|
'return false;" >'.$title.'</a>' ;
|
|
}else{
|
|
$html .= $title;
|
|
}
|
|
$html .= "</div>\n";
|
|
}
|
|
$html .= "</div>\n";
|
|
return $html;
|
|
}
|
|
/**
|
|
* Gets the user-friendly message stored in $this->message
|
|
* @return string Message
|
|
*/
|
|
function get_message(){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_message()',0);}
|
|
return $this->message;
|
|
}
|
|
/**
|
|
* Gets the learnpath name/title
|
|
* @return string Learnpath name/title
|
|
*/
|
|
function get_name()
|
|
{
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_name()',0);}
|
|
if(!empty($this->name)){return $this->name;}else{return 'N/A';}
|
|
}
|
|
/**
|
|
* Gets a link to the resource from the present location, depending on item ID.
|
|
* @param string Type of link expected
|
|
* @param integer Learnpath item ID
|
|
* @return string Link to the lp_item resource
|
|
*/
|
|
function get_link($type='http',$item_id=null)
|
|
{
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_link('.$type.','.$item_id.')',0);}
|
|
if(empty($item_id))
|
|
{
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_link() - no item id given in learnpath::get_link(), using current: '.$this->get_current_item_id(),0);}
|
|
$item_id = $this->get_current_item_id();
|
|
}
|
|
|
|
if(empty($item_id)){
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_link() - no current item id found in learnpath object',0);}
|
|
//still empty, this means there was no item_id given and we are not in an object context or
|
|
//the object property is empty, return empty link
|
|
$item_id = $this->first();
|
|
return '';
|
|
}
|
|
|
|
$file = '';
|
|
$lp_db = Database::get_current_course_database();
|
|
$lp_pref = Database::get_course_table_prefix();
|
|
$lp_table = $lp_db.'.'.$lp_pref.'lp';
|
|
$lp_item_table = $lp_db.'.'.$lp_pref.'lp_item';
|
|
$sel = "SELECT l.lp_type as ltype, l.path as lpath, li.item_type as litype, li.path as lipath " .
|
|
"FROM $lp_table l, $lp_item_table li WHERE li.id = $item_id AND li.lp_id = l.id";
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_link() - selecting item '.$sel,0);}
|
|
$res = api_sql_query($sel);
|
|
if(Database::num_rows($res)>0)
|
|
{
|
|
$row = Database::fetch_array($res);
|
|
//var_dump($row);
|
|
$lp_type = $row['ltype'];
|
|
$lp_path = $row['lpath'];
|
|
$lp_item_type = $row['litype'];
|
|
$lp_item_path = $row['lipath'];
|
|
if($type == 'http'){
|
|
$course_path = api_get_path(WEB_COURSE_PATH).api_get_course_path(); //web path
|
|
}else{
|
|
$course_path = api_get_path(SYS_COURSE_PATH).api_get_course_path(); //system path
|
|
}
|
|
//now go through the specific cases to get the end of the path
|
|
switch($lp_type){
|
|
case 1:
|
|
if($lp_item_type == 'dokeos_chapter'){
|
|
$file = 'lp_content.php?type=dir';
|
|
}else{
|
|
require_once('resourcelinker.inc.php');
|
|
$file = rl_get_resource_link_for_learnpath(api_get_course_id(),$this->get_id(),$item_id);
|
|
}
|
|
break;
|
|
case 2:
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_link() '.__LINE__.' - Item type: '.$lp_item_type,0);}
|
|
if($lp_item_type!='dir'){
|
|
//Quite complex here:
|
|
//we want to make sure 'http://' (and similar) links can
|
|
//be loaded as is (withouth the Dokeos path in front) but
|
|
//some contents use this form: resource.htm?resource=http://blablabla
|
|
//which means we have to find a protocol at the path's start, otherwise
|
|
//it should not be considered as an external URL
|
|
|
|
//if($this->prerequisites_match($item_id)){
|
|
if(preg_match('#^[a-zA-Z]{2,5}://#',$lp_item_path)!=0){
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_link() '.__LINE__.' - Found match for protocol in '.$lp_item_path,0);}
|
|
//distant url, return as is
|
|
$file = $lp_item_path;
|
|
}else{
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_link() '.__LINE__.' - No starting protocol in '.$lp_item_path,0);}
|
|
//prevent getting untranslatable urls
|
|
$lp_item_path = preg_replace('/%2F/','/',$lp_item_path);
|
|
$lp_item_path = preg_replace('/%3A/',':',$lp_item_path);
|
|
//prepare the path
|
|
$file = $course_path.'/scorm/'.$lp_path.'/'.$lp_item_path;
|
|
//TODO fix this for urls with protocol header
|
|
$file = str_replace('//','/',$file);
|
|
$file = str_replace(':/','://',$file);
|
|
}
|
|
//}else{
|
|
//prerequisites did not match
|
|
//$file = 'blank.php';
|
|
//}
|
|
}else{
|
|
$file = 'lp_content.php?type=dir';
|
|
}
|
|
break;
|
|
case 3:
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_link() '.__LINE__.' - Item type: '.$lp_item_type,0);}
|
|
//formatting AICC HACP append URL
|
|
$aicc_append = '?aicc_sid='.urlencode(session_id()).'&aicc_url='.urlencode(api_get_path(WEB_CODE_PATH).'newscorm/aicc_hacp.php').'&';
|
|
if($lp_item_type!='dir'){
|
|
//Quite complex here:
|
|
//we want to make sure 'http://' (and similar) links can
|
|
//be loaded as is (withouth the Dokeos path in front) but
|
|
//some contents use this form: resource.htm?resource=http://blablabla
|
|
//which means we have to find a protocol at the path's start, otherwise
|
|
//it should not be considered as an external URL
|
|
|
|
if(preg_match('#^[a-zA-Z]{2,5}://#',$lp_item_path)!=0){
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_link() '.__LINE__.' - Found match for protocol in '.$lp_item_path,0);}
|
|
//distant url, return as is
|
|
$file = $lp_item_path;
|
|
/*
|
|
if(stristr($file,'<servername>')!==false){
|
|
$file = str_replace('<servername>',$course_path.'/scorm/'.$lp_path.'/',$lp_item_path);
|
|
}
|
|
*/
|
|
$file .= $aicc_append;
|
|
}else{
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_link() '.__LINE__.' - No starting protocol in '.$lp_item_path,0);}
|
|
//prevent getting untranslatable urls
|
|
$lp_item_path = preg_replace('/%2F/','/',$lp_item_path);
|
|
$lp_item_path = preg_replace('/%3A/',':',$lp_item_path);
|
|
//prepare the path - lp_path might be unusable because it includes the "aicc" subdir name
|
|
$file = $course_path.'/scorm/'.$lp_path.'/'.$lp_item_path;
|
|
//TODO fix this for urls with protocol header
|
|
$file = str_replace('//','/',$file);
|
|
$file = str_replace(':/','://',$file);
|
|
$file .= $aicc_append;
|
|
}
|
|
}else{
|
|
$file = 'lp_content.php?type=dir';
|
|
}
|
|
|
|
break;
|
|
|
|
case 4:
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if($this->debug>2){error_log('New LP - In learnpath::get_link() - returning "'.$file.'" from get_link',0);}
|
|
|
|
return $file;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the latest usable view or generate a new one
|
|
|
|
* @param integer Optional attempt number. If none given, takes the highest from the lp_view table
|
|
|
|
* @return integer DB lp_view id
|
|
|
|
*/
|
|
|
|
function get_view($attempt_num=0)
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_view()',0);}
|
|
|
|
$search = '';
|
|
|
|
//use $attempt_num to enable multi-views management (disabled so far)
|
|
|
|
if($attempt_num != 0 AND intval(strval($attempt_num)) == $attempt_num)
|
|
|
|
{
|
|
|
|
$search = 'AND view_count = '.$attempt_num;
|
|
|
|
}
|
|
|
|
//when missing $attempt_num, search for a unique lp_view record for this lp and user
|
|
|
|
$lp_view_table = Database::get_course_table('lp_view');
|
|
|
|
$sql = "SELECT id, view_count FROM $lp_view_table " .
|
|
|
|
"WHERE lp_id = ".$this->get_id()." " .
|
|
|
|
"AND user_id = ".$this->get_user_id()." " .
|
|
|
|
$search .
|
|
|
|
" ORDER BY view_count DESC";
|
|
|
|
$res = api_sql_query($sql);
|
|
|
|
if(Database::num_rows($res)>0)
|
|
|
|
{
|
|
|
|
$row = Database::fetch_array($res);
|
|
|
|
$this->lp_view_id = $row['id'];
|
|
|
|
}else{
|
|
|
|
//no database record, create one
|
|
|
|
$sql = "INSERT INTO $lp_view_table(lp_id,user_id,view_count)" .
|
|
|
|
"VALUES (".$this->get_id().",".$this->get_user_id().",1)";
|
|
|
|
$res = api_sql_query($sql);
|
|
|
|
$id = Database::get_last_insert_id();
|
|
|
|
$this->lp_view_id = $id;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the current view id
|
|
|
|
* @return integer View ID (from lp_view)
|
|
|
|
*/
|
|
|
|
function get_view_id()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_view_id()',0);}
|
|
|
|
if(!empty($this->lp_view_id))
|
|
|
|
{
|
|
|
|
return $this->lp_view_id;
|
|
|
|
}else{
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the update queue
|
|
|
|
* @return array Array containing IDs of items to be updated by JavaScript
|
|
|
|
*/
|
|
|
|
function get_update_queue()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_update_queue()',0);}
|
|
|
|
return $this->update_queue;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Gets the user ID
|
|
|
|
* @return integer User ID
|
|
|
|
*/
|
|
|
|
function get_user_id()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::get_user_id()',0);}
|
|
|
|
if(!empty($this->user_id))
|
|
|
|
{
|
|
|
|
return $this->user_id;
|
|
|
|
}else{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Logs a message into a file
|
|
|
|
* @param string Message to log
|
|
|
|
* @return boolean True on success, false on error or if msg empty
|
|
|
|
*/
|
|
|
|
function log($msg)
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::log()',0);}
|
|
|
|
//TODO
|
|
|
|
$this->error .= $msg."\n";
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Moves an item up and down at its level
|
|
|
|
* @param integer Item to move up and down
|
|
|
|
* @param string Direction 'up' or 'down'
|
|
|
|
* @return integer New display order, or false on error
|
|
|
|
*/
|
|
|
|
function move_item($id, $direction){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::move_item('.$id.','.$direction.')',0);}
|
|
|
|
if(empty($id) or empty($direction)){return false;}
|
|
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql_sel = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE id = " . $id;
|
|
$res_sel = api_sql_query($sql_sel,__FILE__,__LINE__);
|
|
|
|
//check if elem exists
|
|
|
|
if(Database::num_rows($res_sel)<1){return false;}
|
|
|
|
//gather data
|
|
|
|
$row = Database::fetch_array($res_sel);
|
|
|
|
$previous = $row['previous_item_id'];
|
|
|
|
$next = $row['next_item_id'];
|
|
|
|
$display = $row['display_order'];
|
|
|
|
$parent = $row['parent_item_id'];
|
|
|
|
$lp = $row['lp_id'];
|
|
|
|
//update the item (switch with previous/next one)
|
|
|
|
switch($direction)
|
|
{
|
|
case 'up':
|
|
if($this->debug>2){error_log('Movement up detected',0);}
|
|
|
|
if($display <= 1){/*do nothing*/}
|
|
|
|
else{
|
|
|
|
$sql_sel2 = "SELECT *
|
|
FROM $tbl_lp_item
|
|
WHERE id = $previous";
|
|
|
|
if($this->debug>2){error_log('Selecting previous: '.$sql_sel2,0);}
|
|
|
|
$res_sel2 = api_sql_query($sql_sel2,__FILE__,__LINE__);
|
|
|
|
if(Database::num_rows($res_sel2)<1){$previous_previous = 0;}
|
|
|
|
//gather data
|
|
|
|
$row2 = Database::fetch_array($res_sel2);
|
|
|
|
$previous_previous = $row2['previous_item_id'];
|
|
|
|
//update previous_previous item (switch "next" with current)
|
|
|
|
if($previous_previous != 0){
|
|
|
|
$sql_upd2 = "UPDATE $tbl_lp_item SET next_item_id = $id WHERE id = $previous_$previous";
|
|
|
|
if($this->debug>2){error_log($sql_upd2,0);}
|
|
|
|
$res_upd2 = api_sql_query($sql_upd2);
|
|
|
|
}
|
|
|
|
//update previous item (switch with current)
|
|
|
|
if($previous != 0){
|
|
|
|
$sql_upd2 = "UPDATE $tbl_lp_item SET next_item_id = $next, previous_item_id = $id, display_order = display_order +1 WHERE id = $previous";
|
|
|
|
if($this->debug>2){error_log($sql_upd2,0);}
|
|
|
|
$res_upd2 = api_sql_query($sql_upd2);
|
|
|
|
}
|
|
|
|
//update current item (switch with previous)
|
|
|
|
if($id != 0){
|
|
|
|
$sql_upd2 = "UPDATE $tbl_lp_item SET next_item_id = $previous, previous_item_id = $previous_previous, display_order = display_order-1 WHERE id = $id";
|
|
|
|
if($this->debug>2){error_log($sql_upd2,0);}
|
|
|
|
$res_upd2 = api_sql_query($sql_upd2);
|
|
|
|
}
|
|
|
|
//update next item (new previous item)
|
|
|
|
if($next != 0){
|
|
|
|
$sql_upd2 = "UPDATE $tbl_lp_item SET previous_item_id = $previous WHERE id = $next";
|
|
|
|
if($this->debug>2){error_log($sql_upd2,0);}
|
|
|
|
$res_upd2 = api_sql_query($sql_upd2);
|
|
|
|
}
|
|
|
|
$display = $display-1;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case 'down':
|
|
|
|
if($this->debug>2){error_log('Movement down detected',0);}
|
|
|
|
if($next == 0){/*do nothing*/}
|
|
|
|
else{
|
|
|
|
$sql_sel2 = "SELECT * FROM $tbl_lp_item WHERE id = $next";
|
|
|
|
if($this->debug>2){error_log('Selecting next: '.$sql_sel2,0);}
|
|
|
|
$res_sel2 = api_sql_query($sql_sel2,__FILE__,__LINE__);
|
|
|
|
if(Database::num_rows($res_sel2)<1){$next_next = 0;}
|
|
|
|
//gather data
|
|
|
|
$row2 = Database::fetch_array($res_sel2);
|
|
|
|
$next_next = $row2['next_item_id'];
|
|
|
|
//update previous item (switch with current)
|
|
|
|
if($previous != 0){
|
|
|
|
$sql_upd2 = "UPDATE $tbl_lp_item SET next_item_id = $next WHERE id = $previous";
|
|
|
|
$res_upd2 = api_sql_query($sql_upd2);
|
|
|
|
}
|
|
|
|
//update current item (switch with previous)
|
|
|
|
if($id != 0){
|
|
|
|
$sql_upd2 = "UPDATE $tbl_lp_item SET previous_item_id = $next, next_item_id = $next_next, display_order = display_order+1 WHERE id = $id";
|
|
|
|
$res_upd2 = api_sql_query($sql_upd2);
|
|
|
|
}
|
|
|
|
//update next item (new previous item)
|
|
|
|
if($next != 0){
|
|
|
|
$sql_upd2 = "UPDATE $tbl_lp_item SET previous_item_id = $previous, next_item_id = $id, display_order = display_order-1 WHERE id = $next";
|
|
|
|
$res_upd2 = api_sql_query($sql_upd2);
|
|
|
|
}
|
|
|
|
//update next_next item (switch "previous" with current)
|
|
|
|
if($next_next != 0){
|
|
|
|
$sql_upd2 = "UPDATE $tbl_lp_item SET previous_item_id = $id WHERE id = $next_next";
|
|
|
|
$res_upd2 = api_sql_query($sql_upd2);
|
|
|
|
}
|
|
|
|
$display = $display+1;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
return $display;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Updates learnpath attributes to point to the next element
|
|
|
|
* The last part is similar to set_current_item but processing the other way around
|
|
|
|
*/
|
|
|
|
function next(){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::next()',0);}
|
|
|
|
$this->last = $this->get_current_item_id();
|
|
|
|
$this->items[$this->last]->save(false);
|
|
|
|
$this->autocomplete_parents($this->last);
|
|
|
|
$new_index = $this->get_next_index();
|
|
|
|
if($this->debug>2){error_log('New LP - New index: '.$new_index,0);}
|
|
|
|
$this->index = $new_index;
|
|
|
|
if($this->debug>2){error_log('New LP - Now having orderedlist['.$new_index.'] = '. $this->ordered_items[$new_index],0);}
|
|
|
|
$this->current = $this->ordered_items[$new_index];
|
|
|
|
if($this->debug>2){error_log('New LP - new item id is '.$this->current.'-'.$this->get_current_item_id(),0);}
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Open a resource = initialise all local variables relative to this resource. Depending on the child
|
|
|
|
* class, this might be redefined to allow several behaviours depending on the document type.
|
|
|
|
* @param integer Resource ID
|
|
|
|
* @return boolean True on success, false otherwise
|
|
|
|
*/
|
|
|
|
function open($id)
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::open()',0);}
|
|
|
|
//TODO
|
|
|
|
//set the current resource attribute to this resource
|
|
|
|
//switch on element type (redefine in child class?)
|
|
|
|
//set status for this item to "opened"
|
|
|
|
//start timer
|
|
|
|
//initialise score
|
|
|
|
$this->index = 0; //or = the last item seen (see $this->last)
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Check that all prerequisites are fulfilled. Returns true and an empty string on succes, returns false
|
|
|
|
* and the prerequisite string on error.
|
|
|
|
* This function is based on the rules for aicc_script language as described in the SCORM 1.2 CAM documentation page 108.
|
|
|
|
* @param integer Optional item ID. If none given, uses the current open item.
|
|
|
|
* @return boolean True if prerequisites are matched, false otherwise
|
|
|
|
* @return string Empty string if true returned, prerequisites string otherwise.
|
|
|
|
*/
|
|
|
|
function prerequisites_match($item = null){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::prerequisites_match()',0);}
|
|
|
|
if(empty($item)){$item = $this->current;}
|
|
|
|
if(is_object($this->items[$item])){
|
|
|
|
$prereq_string = $this->items[$item]->get_prereq_string();
|
|
|
|
if(empty($prereq_string)){return true;}
|
|
|
|
//clean spaces
|
|
|
|
$prereq_string = str_replace(' ','',$prereq_string);
|
|
|
|
if($this->debug>0){error_log('Found prereq_string: '.$prereq_string,0);}
|
|
|
|
//now send to the parse_prereq() function that will check this component's prerequisites
|
|
|
|
$result = $this->items[$item]->parse_prereq($prereq_string,$this);
|
|
|
|
if($result === false){
|
|
|
|
$this->set_error_msg($this->items[$item]->prereq_alert);
|
|
|
|
}
|
|
|
|
}else{
|
|
|
|
$result = true;
|
|
|
|
if($this->debug>1){error_log('New LP - $this->items['.$item.'] was not an object',0);}
|
|
|
|
}
|
|
|
|
if($this->debug>1){error_log('New LP - End of prerequisites_match(). Error message is now '.$this->error,0);}
|
|
|
|
return $result;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Updates learnpath attributes to point to the previous element
|
|
|
|
* The last part is similar to set_current_item but processing the other way around
|
|
|
|
*/
|
|
|
|
function previous(){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::previous()',0);}
|
|
|
|
$this->last = $this->get_current_item_id();
|
|
|
|
$this->items[$this->last]->save(false);
|
|
|
|
$this->autocomplete_parents($this->last);
|
|
|
|
$new_index = $this->get_previous_index();
|
|
|
|
$this->index = $new_index;
|
|
|
|
$this->current = $this->ordered_items[$new_index];
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Publishes a learnpath. This basically means show or hide the learnpath
|
|
|
|
* to normal users.
|
|
|
|
* Can be used as abstract
|
|
|
|
* @param integer Learnpath ID
|
|
|
|
* @param string New visibility
|
|
|
|
*/
|
|
|
|
function toggle_visibility($lp_id,$set_visibility='v')
|
|
|
|
{
|
|
|
|
//if($this->debug>0){error_log('New LP - In learnpath::toggle_visibility()',0);}
|
|
|
|
$tbl_lp = Database::get_course_table('lp');
|
|
|
|
$sql="SELECT * FROM $tbl_lp where id=$lp_id";
|
|
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
|
|
$row=Database::fetch_array($result);
|
|
|
|
$name=domesticate($row['name']);
|
|
|
|
if($set_visibility == 'i') {
|
|
|
|
$s=$name." ".get_lang('_no_published');
|
|
|
|
$dialogBox=$s;
|
|
|
|
$v=0;
|
|
|
|
}
|
|
|
|
if($set_visibility == 'v') {
|
|
|
|
$s=$name." ".get_lang('_published');
|
|
|
|
$dialogBox=$s;
|
|
|
|
$v=1;
|
|
|
|
}
|
|
|
|
$tbl_tool = Database::get_course_table(TOOL_LIST_TABLE);
|
|
|
|
$link = 'newscorm/lp_controller.php?mode=view&lp_id='.$lp_id;
|
|
|
|
$sql="SELECT * FROM $tbl_tool where name='$name' and image='scormbuilder.gif' and link LIKE '$link%'";
|
|
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
|
|
$num=Database::num_rows($result);
|
|
|
|
$row2=Database::fetch_array($result);
|
|
|
|
//if($this->debug>2){error_log('New LP - '.$sql.' - '.$num,0);}
|
|
|
|
if(($set_visibility == 'i') && ($num>0))
|
|
|
|
{
|
|
|
|
//it is visible or hidden but once was published
|
|
|
|
if(($row2['visibility'])==1)
|
|
|
|
{
|
|
|
|
$sql ="DELETE FROM $tbl_tool WHERE (name='$name' and image='scormbuilder.gif' and link LIKE '$link%')";
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
$sql ="UPDATE $tbl_tool set visibility=1 WHERE (name='$name' and image='scormbuilder.gif' and link LIKE '$link%')";
|
|
|
|
}
|
|
|
|
}
|
|
|
|
elseif(($set_visibility == 'v') && ($num==0))
|
|
|
|
{
|
|
|
|
$sql ="INSERT INTO $tbl_tool (name, link, image, visibility, admin, address, added_tool) VALUES ('$name','newscorm/lp_controller.php?mode=view&lp_id=$lp_id','scormbuilder.gif','$v','0','pastillegris.gif',0)";
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
//parameter and database incompatible, do nothing
|
|
|
|
}
|
|
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
|
|
//if($this->debug>2){error_log('New LP - Leaving learnpath::toggle_visibility: '.$sql,0);}
|
|
|
|
}
|
|
/**
|
|
* Restart the whole learnpath. Return the URL of the first element.
|
|
* Make sure the results are saved with anoter method. This method should probably be
|
|
* redefined in children classes.
|
|
* @return string URL to load in the viewer
|
|
*/
|
|
function restart()
|
|
{
|
|
if($this->debug>0){error_log('New LP - In learnpath::restart()',0);}
|
|
//TODO
|
|
//call autosave method to save the current progress
|
|
//$this->index = 0;
|
|
$lp_view_table = Database::get_course_table('lp_view');
|
|
$sql = "INSERT INTO $lp_view_table (lp_id, user_id, view_count) " .
|
|
"VALUES (".$this->lp_id.",".$this->get_user_id().",".($this->attempt+1).")";
|
|
if($this->debug>2){error_log('New LP - Inserting new lp_view for restart: '.$sql,0);}
|
|
$res = api_sql_query($sql);
|
|
if($view_id = Database::get_last_insert_id($res))
|
|
{
|
|
$this->lp_view_id = $view_id;
|
|
$this->attempt = $this->attempt+1;
|
|
}else{
|
|
$this->error = 'Could not insert into item_view table...';
|
|
return false;
|
|
}
|
|
$this->autocomplete_parents($this->current);
|
|
foreach($this->items as $index=>$dummy){
|
|
$this->items[$index]->restart();
|
|
$this->items[$index]->set_lp_view($this->lp_view_id);
|
|
}
|
|
$this->first();
|
|
return true;
|
|
}
|
|
/**
|
|
* Saves the current item
|
|
* @return boolean
|
|
*/
|
|
function save_current(){
|
|
if($this->debug>0){error_log('New LP - In learnpath::save_current()',0);}
|
|
//TODO do a better check on the index pointing to the right item (it is supposed to be working
|
|
// on $ordered_items[] but not sure it's always safe to use with $items[])
|
|
if($this->debug>2){error_log('New LP - save_current() saving item '.$this->current,0);}
|
|
if($this->debug>2){error_log(''.print_r($this->items,true),0);}
|
|
if(is_object($this->items[$this->current])){
|
|
$res = $this->items[$this->current]->save(false);
|
|
$this->autocomplete_parents($this->current);
|
|
$status = $this->items[$this->current]->get_status();
|
|
$this->append_message('new_item_status: '.$status);
|
|
$this->update_queue[$this->current] = $status;
|
|
return $res;
|
|
}
|
|
return false;
|
|
}
|
|
/**
|
|
* Saves the given item
|
|
* @param integer Item ID. Optional (will take from $_REQUEST if null)
|
|
* @param boolean Save from url params (true) or from current attributes (false). Optional. Defaults to true
|
|
* @return boolean
|
|
*/
|
|
function save_item($item_id=null,$from_outside=true){
|
|
if($this->debug>0){error_log('New LP - In learnpath::save_item('.$item_id.','.$from_outside.')',0);}
|
|
//TODO do a better check on the index pointing to the right item (it is supposed to be working
|
|
// on $ordered_items[] but not sure it's always safe to use with $items[])
|
|
if(empty($item_id)){
|
|
$item_id = $this->escape_string($_REQUEST['id']);
|
|
}
|
|
if(empty($item_id))
|
|
{
|
|
$item_id = $this->get_current_item_id();
|
|
}
|
|
if($this->debug>2){error_log('New LP - save_current() saving item '.$item_id,0);}
|
|
if(is_object($this->items[$item_id])){
|
|
$res = $this->items[$item_id]->save($from_outside);
|
|
$this->autocomplete_parents($item_id);
|
|
$status = $this->items[$item_id]->get_status();
|
|
$this->append_message('new_item_status: '.$status);
|
|
$this->update_queue[$item_id] = $status;
|
|
return $res;
|
|
}
|
|
return false;
|
|
}
|
|
/**
|
|
* Saves the last item seen's ID only in case
|
|
*/
|
|
function save_last(){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::save_last()',0);}
|
|
|
|
$table = Database::get_course_table('lp_view');
|
|
|
|
if(isset($this->current)){
|
|
|
|
if($this->debug>2){error_log('New LP - Saving current item ('.$this->current.') for later review',0);}
|
|
|
|
$sql = "UPDATE $table SET last_item = ".$this->get_current_item_id()." " .
|
|
|
|
"WHERE lp_id = ".$this->get_id()." AND user_id = ".$this->get_user_id();
|
|
|
|
if($this->debug>2){error_log('New LP - Saving last item seen : '.$sql,0);}
|
|
|
|
$res = api_sql_query($sql,__FILE__,__LINE__);
|
|
|
|
}
|
|
|
|
//save progress
|
|
|
|
list($progress,$text) = $this->get_progress_bar_text('%');
|
|
|
|
if($progress>=0 AND $progress<=100){
|
|
|
|
$progress= (int)$progress;
|
|
|
|
$sql = "UPDATE $table SET progress = $progress " .
|
|
|
|
"WHERE lp_id = ".$this->get_id()." AND " .
|
|
|
|
"user_id = ".$this->get_user_id();
|
|
|
|
$res = @mysql_query($sql); //ignore errors as some tables might not have the progress field just yet
|
|
|
|
$this->progress_db = $progress;
|
|
|
|
}
|
|
|
|
}
|
|
/**
|
|
* Sets the current item ID (checks if valid and authorized first)
|
|
* @param integer New item ID. If not given or not authorized, defaults to current
|
|
*/
|
|
function set_current_item($item_id=null)
|
|
{
|
|
if($this->debug>0){error_log('New LP - In learnpath::set_current_item('.$item_id.')',0);}
|
|
if(empty($item_id)){
|
|
if($this->debug>2){error_log('New LP - No new current item given, ignore...',0);}
|
|
//do nothing
|
|
}else{
|
|
if($this->debug>2){error_log('New LP - New current item given is '.$item_id.'...',0);}
|
|
$item_id = $this->escape_string($item_id);
|
|
//TODO check in database here
|
|
$this->last = $this->current;
|
|
$this->current = $item_id;
|
|
//TODO update $this->index as well
|
|
foreach($this->ordered_items as $index => $item)
|
|
{
|
|
if($item == $this->current)
|
|
{
|
|
$this->index = $index;
|
|
break;
|
|
}
|
|
}
|
|
if($this->debug>2){error_log('New LP - set_current_item('.$item_id.') done. Index is now : '.$this->index,0);}
|
|
}
|
|
}
|
|
/**
|
|
* Sets the encoding
|
|
* @param string New encoding
|
|
*/
|
|
function set_encoding($enc='ISO-8859-1'){
|
|
if($this->debug>0){error_log('New LP - In learnpath::set_encoding()',0);}
|
|
$enc = strtoupper($enc);
|
|
$encodings = array('UTF-8','ISO-8859-1','ISO-8859-15','SHIFT-JIS');
|
|
if(in_array($enc,$encodings)){
|
|
$lp = $this->get_id();
|
|
if($lp!=0){
|
|
$tbl_lp = Database::get_course_table('lp');
|
|
$sql = "UPDATE $tbl_lp SET default_encoding = '$enc' WHERE id = ".$lp;
|
|
$res = api_sql_query($sql);
|
|
return $res;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
/**
|
|
* Sets the JS lib setting in the database directly.
|
|
* This is the JavaScript library file this lp needs to load on startup
|
|
* @param string Proximity setting
|
|
*/
|
|
function set_jslib($lib=''){
|
|
if($this->debug>0){error_log('New LP - In learnpath::set_jslib()',0);}
|
|
$lp = $this->get_id();
|
|
if($lp!=0){
|
|
$tbl_lp = Database::get_course_table('lp');
|
|
$sql = "UPDATE $tbl_lp SET js_lib = '$lib' WHERE id = ".$lp;
|
|
$res = api_sql_query($sql);
|
|
return $res;
|
|
}else{
|
|
return false;
|
|
}
|
|
}
|
|
/**
|
|
* Sets the name of the LP maker (publisher) (and save)
|
|
* @param string Optional string giving the new content_maker of this learnpath
|
|
*/
|
|
function set_maker($name=''){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::set_maker()',0);}
|
|
|
|
if(empty($name))return false;
|
|
|
|
|
|
|
|
$this->maker = $this->escape_string($name);
|
|
|
|
$lp_table = Database::get_course_table('lp');
|
|
|
|
$lp_id = $this->get_id();
|
|
|
|
$sql = "UPDATE $lp_table SET content_maker = '".$this->maker."' WHERE id = '$lp_id'";
|
|
|
|
if($this->debug>2){error_log('New LP - lp updated with new content_maker : '.$this->maker,0);}
|
|
|
|
//$res = Database::query($sql);
|
|
|
|
$res = api_sql_query($sql);
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Sets the name of the current learnpath (and save)
|
|
|
|
* @param string Optional string giving the new name of this learnpath
|
|
|
|
*/
|
|
|
|
function set_name($name=''){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::set_name()',0);}
|
|
|
|
if(empty($name))return false;
|
|
|
|
|
|
|
|
$this->name = $this->escape_string($name);
|
|
|
|
$lp_table = Database::get_course_table('lp');
|
|
|
|
$lp_id = $this->get_id();
|
|
|
|
$sql = "UPDATE $lp_table SET name = '".$this->name."' WHERE id = '$lp_id'";
|
|
|
|
if($this->debug>2){error_log('New LP - lp updated with new name : '.$this->name,0);}
|
|
|
|
//$res = Database::query($sql);
|
|
|
|
$res = api_sql_query($sql);
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
/**
|
|
* Sets the location/proximity of the LP (local/remote) (and save)
|
|
* @param string Optional string giving the new location of this learnpath
|
|
*/
|
|
function set_proximity($name=''){
|
|
if($this->debug>0){error_log('New LP - In learnpath::set_proximity()',0);}
|
|
if(empty($name))return false;
|
|
|
|
$this->proximity = $this->escape_string($name);
|
|
$lp_table = Database::get_course_table('lp');
|
|
$lp_id = $this->get_id();
|
|
$sql = "UPDATE $lp_table SET content_local = '".$this->proximity."' WHERE id = '$lp_id'";
|
|
if($this->debug>2){error_log('New LP - lp updated with new proximity : '.$this->proximity,0);}
|
|
//$res = Database::query($sql);
|
|
$res = api_sql_query($sql);
|
|
return true;
|
|
}
|
|
/**
|
|
* Sets the previous item ID to a given ID. Generally, this should be set to the previous 'current' item
|
|
* @param integer DB ID of the item
|
|
*/
|
|
function set_previous_item($id)
|
|
{
|
|
if($this->debug>0){error_log('New LP - In learnpath::set_previous_item()',0);}
|
|
$this->last = $id;
|
|
}
|
|
/**
|
|
* Sets the object's error message
|
|
* @param string Error message. If empty, reinits the error string
|
|
* @return void
|
|
*/
|
|
function set_error_msg($error='')
|
|
{
|
|
if($this->debug>0){error_log('New LP - In learnpath::set_error_msg()',0);}
|
|
if(empty($error)){
|
|
$this->error = '';
|
|
}else{
|
|
$this->error .= $error;
|
|
}
|
|
}
|
|
/**
|
|
* Launches the current item if not 'sco' (starts timer and make sure there is a record ready in the DB)
|
|
*
|
|
*/
|
|
function start_current_item(){
|
|
if($this->debug>0){error_log('New LP - In learnpath::start_current_item()',0);}
|
|
if($this->current != 0 AND
|
|
is_object($this->items[$this->current]))
|
|
{
|
|
$type = $this->get_type();
|
|
if(
|
|
($type == 2 && $this->items[$this->current]->get_type()!='sco')
|
|
OR
|
|
($type == 3 && $this->items[$this->current]->get_type()!='au')
|
|
OR
|
|
($type==1)
|
|
)
|
|
{
|
|
$this->items[$this->current]->open();
|
|
$this->items[$this->current]->save(false);
|
|
$this->autocomplete_parents($this->current);
|
|
$this->prerequisites_match(); //launch the prerequisites check and set error if needed
|
|
//$this->update_queue[$this->last] = $this->items[$this->last]->get_status();
|
|
}else{
|
|
//if sco, then it is supposed to have been updated by some other call
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
|
|
* Stops the processing and counters for the old item (as held in $this->last)
|
|
|
|
* @param
|
|
|
|
*/
|
|
|
|
function stop_previous_item(){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::stop_previous_item()',0);}
|
|
|
|
if($this->last != 0 AND is_object($this->items[$this->last]))
|
|
{
|
|
if($this->debug>2){error_log('New LP - In learnpath::stop_previous_item() - '.$this->last.' is object',0);}
|
|
switch($this->get_type()){
|
|
case '3':
|
|
if($this->items[$this->last]->get_type()!='au')
|
|
{
|
|
if($this->debug>2){error_log('New LP - In learnpath::stop_previous_item() - '.$this->last.' in lp_type 3 is <> au',0);}
|
|
$this->items[$this->last]->close();
|
|
//$this->autocomplete_parents($this->last);
|
|
//$this->update_queue[$this->last] = $this->items[$this->last]->get_status();
|
|
}else{
|
|
if($this->debug>2){error_log('New LP - In learnpath::stop_previous_item() - Item is an AU, saving is managed by AICC signals',0);}
|
|
}
|
|
case '2':
|
|
if($this->items[$this->last]->get_type()!='sco')
|
|
{
|
|
if($this->debug>2){error_log('New LP - In learnpath::stop_previous_item() - '.$this->last.' in lp_type 2 is <> sco',0);}
|
|
$this->items[$this->last]->close();
|
|
//$this->autocomplete_parents($this->last);
|
|
//$this->update_queue[$this->last] = $this->items[$this->last]->get_status();
|
|
}else{
|
|
if($this->debug>2){error_log('New LP - In learnpath::stop_previous_item() - Item is a SCO, saving is managed by SCO signals',0);}
|
|
}
|
|
break;
|
|
case '1':
|
|
default:
|
|
if($this->debug>2){error_log('New LP - In learnpath::stop_previous_item() - '.$this->last.' in lp_type 1 is asset',0);}
|
|
$this->items[$this->last]->close();
|
|
break;
|
|
}
|
|
}else{
|
|
if($this->debug>2){error_log('New LP - In learnpath::stop_previous_item() - No previous element found, ignoring...',0);}
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
|
|
* Updates the default view mode from fullscreen to embedded and inversely
|
|
|
|
* @return string The current default view mode ('fullscreen' or 'embedded')
|
|
|
|
*/
|
|
|
|
function update_default_view_mode()
|
|
|
|
{
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::update_default_view_mode()',0);}
|
|
|
|
$lp_table = Database::get_course_table('lp');
|
|
|
|
$sql = "SELECT * FROM $lp_table WHERE id = ".$this->get_id();
|
|
|
|
$res = api_sql_query($sql);
|
|
|
|
if(Database::num_rows($res)>0){
|
|
|
|
$row = Database::fetch_array($res);
|
|
|
|
$view_mode = $row['default_view_mod'];
|
|
|
|
if($view_mode == 'fullscreen'){
|
|
|
|
$view_mode = 'embedded';
|
|
|
|
}elseif($view_mode == 'embedded'){
|
|
|
|
$view_mode = 'fullscreen';
|
|
|
|
}
|
|
|
|
$sql = "UPDATE $lp_table SET default_view_mod = '$view_mode' WHERE id = ".$this->get_id();
|
|
|
|
$res = api_sql_query($sql);
|
|
|
|
$this->mode = $view_mode;
|
|
|
|
return $view_mode;
|
|
|
|
}else{
|
|
|
|
if($this->debug>2){error_log('New LP - Problem in update_default_view() - could not find LP '.$this->get_id().' in DB',0);}
|
|
|
|
}
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Updates the default behaviour about auto-commiting SCORM updates
|
|
|
|
* @return boolean True if auto-commit has been set to 'on', false otherwise
|
|
|
|
*/
|
|
|
|
function update_default_scorm_commit(){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::update_default_scorm_commit()',0);}
|
|
|
|
$lp_table = Database::get_course_table('lp');
|
|
|
|
$sql = "SELECT * FROM $lp_table WHERE id = ".$this->get_id();
|
|
|
|
$res = api_sql_query($sql);
|
|
|
|
if(Database::num_rows($res)>0){
|
|
|
|
$row = Database::fetch_array($res);
|
|
|
|
$force = $row['force_commit'];
|
|
|
|
if($force == 1){
|
|
|
|
$force = 0;
|
|
|
|
$force_return = false;
|
|
|
|
}elseif($force == 0){
|
|
|
|
$force = 1;
|
|
|
|
$force_return = true;
|
|
|
|
}
|
|
|
|
$sql = "UPDATE $lp_table SET force_commit = $force WHERE id = ".$this->get_id();
|
|
|
|
$res = api_sql_query($sql);
|
|
|
|
$this->force_commit = $force_return;
|
|
|
|
return $force_return;
|
|
|
|
}else{
|
|
|
|
if($this->debug>2){error_log('New LP - Problem in update_default_scorm_commit() - could not find LP '.$this->get_id().' in DB',0);}
|
|
|
|
}
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Updates the "prevent_reinit" value that enables control on reinitialising items on second view
|
|
|
|
* @return boolean True if prevent_reinit has been set to 'on', false otherwise (or 1 or 0 in this case)
|
|
|
|
*/
|
|
|
|
function update_reinit(){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::update_reinit()',0);}
|
|
|
|
$lp_table = Database::get_course_table('lp');
|
|
|
|
$sql = "SELECT * FROM $lp_table WHERE id = ".$this->get_id();
|
|
|
|
$res = api_sql_query($sql);
|
|
|
|
if(Database::num_rows($res)>0){
|
|
|
|
$row = Database::fetch_array($res);
|
|
|
|
$force = $row['prevent_reinit'];
|
|
|
|
if($force == 1){
|
|
|
|
$force = 0;
|
|
|
|
}elseif($force == 0){
|
|
|
|
$force = 1;
|
|
|
|
}
|
|
|
|
$sql = "UPDATE $lp_table SET prevent_reinit = $force WHERE id = ".$this->get_id();
|
|
|
|
$res = api_sql_query($sql,__FILE__,__LINE__);
|
|
|
|
$this->prevent_reinit = $force;
|
|
|
|
return $force;
|
|
|
|
}else{
|
|
|
|
if($this->debug>2){error_log('New LP - Problem in update_reinit() - could not find LP '.$this->get_id().' in DB',0);}
|
|
|
|
}
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Updates the "scorm_debug" value that shows or hide the debug window
|
|
|
|
* @return boolean True if scorm_debug has been set to 'on', false otherwise (or 1 or 0 in this case)
|
|
|
|
*/
|
|
|
|
function update_scorm_debug(){
|
|
|
|
if($this->debug>0){error_log('New LP - In learnpath::update_scorm_debug()',0);}
|
|
|
|
$lp_table = Database::get_course_table('lp');
|
|
|
|
$sql = "SELECT * FROM $lp_table WHERE id = ".$this->get_id();
|
|
|
|
$res = api_sql_query($sql);
|
|
|
|
if(Database::num_rows($res)>0){
|
|
|
|
$row = Database::fetch_array($res);
|
|
|
|
$force = $row['debug'];
|
|
|
|
if($force == 1){
|
|
|
|
$force = 0;
|
|
|
|
}elseif($force == 0){
|
|
|
|
$force = 1;
|
|
|
|
}
|
|
|
|
$sql = "UPDATE $lp_table SET debug = $force WHERE id = ".$this->get_id();
|
|
|
|
$res = api_sql_query($sql,__FILE__,__LINE__);
|
|
|
|
$this->scorm_debug = $force;
|
|
|
|
return $force;
|
|
|
|
}else{
|
|
|
|
if($this->debug>2){error_log('New LP - Problem in update_scorm_debug() - could not find LP '.$this->get_id().' in DB',0);}
|
|
|
|
}
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
/**
|
|
* Function that makes a call to the function sort_tree_array and create_tree_array
|
|
*
|
|
* @author Kevin Van Den Haute
|
|
*
|
|
* @param unknown_type $array
|
|
*/
|
|
function tree_array($array)
|
|
{
|
|
$array = $this->sort_tree_array($array);
|
|
$this->create_tree_array($array);
|
|
}
|
|
|
|
/**
|
|
* Creates an array with the elements of the learning path tree in it
|
|
*
|
|
* @author Kevin Van Den Haute
|
|
*
|
|
* @param array $array
|
|
* @param int $parent
|
|
* @param int $depth
|
|
* @param array $tmp
|
|
*/
|
|
function create_tree_array($array, $parent = 0, $depth = -1, $tmp = array())
|
|
{
|
|
if(is_array($array))
|
|
{
|
|
for($i = 0; $i < count($array); $i++)
|
|
{
|
|
if($array[$i]['parent_item_id'] == $parent)
|
|
{
|
|
if(!in_array($array[$i]['parent_item_id'], $tmp))
|
|
{
|
|
$tmp[] = $array[$i]['parent_item_id'];
|
|
$depth++;
|
|
}
|
|
|
|
$this->arrMenu[] = array(
|
|
'id' => $array[$i]['id'],
|
|
'item_type' => $array[$i]['item_type'],
|
|
'title' => $array[$i]['title'],
|
|
'path' => $array[$i]['path'],
|
|
'description' => $array[$i]['description'],
|
|
'parent_item_id' => $array[$i]['parent_item_id'],
|
|
'previous_item_id' => $array[$i]['previous_item_id'],
|
|
'next_item_id' => $array[$i]['next_item_id'],
|
|
'display_order' => $array[$i]['display_order'],
|
|
'depth' => $depth
|
|
);
|
|
|
|
$this->create_tree_array($array, $array[$i]['id'], $depth, $tmp);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sorts a multi dimensional array by parent id and display order
|
|
* @author Kevin Van Den Haute
|
|
*
|
|
* @param array $array (array with al the learning path items in it)
|
|
*
|
|
* @return array
|
|
*/
|
|
function sort_tree_array($array)
|
|
{
|
|
foreach($array as $key => $row)
|
|
{
|
|
$parent[$key] = $row['parent_item_id'];
|
|
$position[$key] = $row['display_order'];
|
|
}
|
|
|
|
if(count($array) > 0)
|
|
array_multisort($parent, SORT_ASC, $position, SORT_ASC, $array);
|
|
|
|
return $array;
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Function that creates a table structure with a learning path his modules, chapters and documents.
|
|
* Also the actions for the modules, chapters and documents are in this table.
|
|
*
|
|
* @author Kevin Van Den Haute
|
|
*
|
|
* @param int $lp_id
|
|
*
|
|
* @return string
|
|
*/
|
|
function overview()
|
|
{
|
|
$return = '';
|
|
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE
|
|
lp_id = " . $this->lp_id;
|
|
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
|
|
$arrLP = array();
|
|
|
|
while($row = Database::fetch_array($result))
|
|
{
|
|
$arrLP[] = array(
|
|
'id' => $row['id'],
|
|
'item_type' => $row['item_type'],
|
|
'title' => $row['title'],
|
|
'description' => $row['description'],
|
|
'parent_item_id' => $row['parent_item_id'],
|
|
'previous_item_id' => $row['previous_item_id'],
|
|
'next_item_id' => $row['next_item_id'],
|
|
'display_order' => $row['display_order']);
|
|
}
|
|
|
|
$this->tree_array($arrLP);
|
|
|
|
$arrLP = $this->arrMenu;
|
|
|
|
unset($this->arrMenu);
|
|
|
|
if(api_is_allowed_to_edit())
|
|
$return .= '<p><a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=build&lp_id=' . $this->lp_id . '">Advanced</a></p>';
|
|
|
|
$return .= '<table cellpadding="0" cellspacing="2" class="lp_overview">' . "\n";
|
|
|
|
$return .= "\t" . '<tr class="header">' . "\n";
|
|
|
|
$return .= "\t" . '<th>Title</th>' . "\n";
|
|
$return .= "\t" . '<th>Description</th>' . "\n";
|
|
$return .= "\t" . '<th>Move</th>' . "\n";
|
|
$return .= "\t" . '<th>Actions</th>' . "\n";
|
|
|
|
$return .= "\t" . '</tr>' . "\n";
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($arrLP[$i]['description'] == '')
|
|
$arrLP[$i]['description'] = ' ';
|
|
|
|
$return .= "\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<td class="title" style="padding-left:' . $arrLP[$i]['depth'] * 10 . 'px;"><img align="left" src="img/lp_' . $arrLP[$i]['item_type'] . '.png" style="margin-right:3px;" />' . stripslashes($arrLP[$i]['title']) . '</td>' . "\n";
|
|
$return .= "\t\t" . '<td>' . stripslashes($arrLP[$i]['description']) . '</td>' . "\n";
|
|
|
|
if(api_is_allowed_to_edit())
|
|
{
|
|
$return .= "\t\t" . '<td class="move">' . "\n";
|
|
|
|
if($arrLP[$i]['previous_item_id'] != 0)
|
|
{
|
|
$return .= "\t\t\t" . '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=move_item&direction=up&id=' . $arrLP[$i]['id'] . '&lp_id=' . $this->lp_id . '">';
|
|
$return .= '<img alt="" src="img/arrow_up_' . ($arrLP[$i]['depth'] % 3) . '.png" />';
|
|
$return .= '</a>' . "\n";
|
|
}
|
|
else
|
|
$return .= "\t\t\t" . '<img alt="" src="img/blanco.png" title="" />' . "\n";
|
|
|
|
if($arrLP[$i]['next_item_id'] != 0)
|
|
{
|
|
$return .= "\t\t\t" . '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=move_item&direction=down&id=' . $arrLP[$i]['id'] . '&lp_id=' . $this->lp_id . '">';
|
|
$return .= '<img src="img/arrow_down_' . ($arrLP[$i]['depth'] % 3) . '.png" />';
|
|
$return .= '</a>' . "\n";
|
|
}
|
|
else
|
|
$return .= "\t\t\t" . '<img alt="" src="img/blanco.png" title="" />' . "\n";
|
|
|
|
$return .= "\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '<td class="actions">' . "\n";
|
|
|
|
if($arrLP[$i]['item_type'] != 'dokeos_chapter' && $arrLP[$i]['item_type'] != 'dokeos_module')
|
|
{
|
|
$return .= "\t\t\t" . '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=edit_item&view=build&id=' . $arrLP[$i]['id'] . '&lp_id=' . $this->lp_id . '">';
|
|
$return .= '<img alt="" src="../img/edit.gif" title="' . get_lang('_edit_learnpath_module') . '" />';
|
|
$return .= '</a>' . "\n";
|
|
}
|
|
else
|
|
{
|
|
$return .= "\t\t\t" . '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=edit_item&id=' . $arrLP[$i]['id'] . '&lp_id=' . $this->lp_id . '">';
|
|
$return .= '<img alt="" src="../img/edit.gif" title="' . get_lang('_edit_learnpath_module') . '" />';
|
|
$return .= '</a>' . "\n";
|
|
}
|
|
|
|
$return .= "\t\t\t" . '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=delete_item&id=' . $arrLP[$i]['id'] . '&lp_id=' . $this->lp_id . '" onclick="return confirmation(\'' . $arrLP[$i]['title'] . '\');">';
|
|
$return .= '<img alt="" src="../img/delete.gif" title="' . get_lang('_delete_learnpath_module') . '" />';
|
|
$return .= '</a>' . "\n";
|
|
|
|
$return .= "\t\t" . '</td>' . "\n";
|
|
}
|
|
|
|
$return .= "\t" . '</tr>' . "\n";
|
|
}
|
|
|
|
if(count($arrLP) == 0)
|
|
{
|
|
$return .= "\t" . '<tr>' . "\n";
|
|
$return .= "\t\t" . '<td colspan="4">There are no items in the learning path for this moment. Click on "Advanced" for creating your learning path items.</td>' . "\n";
|
|
$return .= "\t" . '</tr>' . "\n";
|
|
}
|
|
|
|
$return .= '</table>' . "\n";
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* This functions builds the LP tree based on data from the database.
|
|
*
|
|
* @return string
|
|
* @uses dtree.js :: necessary javascript for building this tree
|
|
*/
|
|
function build_tree()
|
|
{
|
|
$return = "<script type=\"text/javascript\">\n";
|
|
|
|
$return .= "\tm = new dTree('m');\n\n";
|
|
|
|
$return .= "\tm.config.folderLinks = true;\n";
|
|
$return .= "\tm.config.useCookies = true;\n";
|
|
$return .= "\tm.config.useIcons = true;\n";
|
|
$return .= "\tm.config.useLines = true;\n";
|
|
$return .= "\tm.config.useSelection = true;\n";
|
|
$return .= "\tm.config.useStatustext = false;\n\n";
|
|
|
|
$menu = 0;
|
|
$parent = '';
|
|
|
|
$return .= "\tm.add(" . $menu . ", -1, '" . addslashes($this->name) . "');\n";
|
|
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE
|
|
lp_id = " . $this->lp_id;
|
|
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
|
|
$arrLP = array();
|
|
|
|
while($row = Database::fetch_array($result))
|
|
{
|
|
$arrLP[] = array(
|
|
'id' => $row['id'],
|
|
'item_type' => $row['item_type'],
|
|
'title' => $row['title'],
|
|
'path' => $row['path'],
|
|
'description' => $row['description'],
|
|
'parent_item_id' => $row['parent_item_id'],
|
|
'previous_item_id' => $row['previous_item_id'],
|
|
'next_item_id' => $row['next_item_id'],
|
|
'display_order' => $row['display_order']);
|
|
}
|
|
|
|
$this->tree_array($arrLP);
|
|
|
|
$arrLP = $this->arrMenu;
|
|
|
|
unset($this->arrMenu);
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
$menu_page = $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=view_item&id=' . $arrLP[$i]['id'] . '&lp_id=' . $_SESSION['oLP']->lp_id;
|
|
|
|
$return .= "\tm.add(" . $arrLP[$i]['id'] . ", " . $arrLP[$i]['parent_item_id'] . ", '" . $arrLP[$i]['title'] . "', '" . $menu_page . "', '', '', 'img/lp_" . $arrLP[$i]['item_type'] . ".png', 'img/lp_" . $arrLP[$i]['item_type'] . ".png');\n";
|
|
|
|
if($menu < $arrLP[$i]['id'])
|
|
$menu = $arrLP[$i]['id'];
|
|
}
|
|
|
|
$return .= "\n\tdocument.write(m);\n";
|
|
|
|
$return .= "</script>\n";
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Create a new document //still needs some finetuning
|
|
*
|
|
* @param array $_course
|
|
* @return string
|
|
*/
|
|
function create_document($_course)
|
|
{
|
|
$dir = isset($_GET['dir']) ? $_GET['dir'] : $_POST['dir']; // please do not modify this dirname formatting
|
|
|
|
if(strstr($dir, '..'))
|
|
$dir = '/';
|
|
|
|
if($dir[0] == '.')
|
|
$dir = substr($dir, 1);
|
|
|
|
if($dir[0] != '/')
|
|
$dir = '/'.$dir;
|
|
|
|
if($dir[strlen($dir) - 1] != '/')
|
|
$dir .= '/';
|
|
|
|
$filepath = api_get_path('SYS_COURSE_PATH') . $_course['path'] . '/document' . $dir;
|
|
|
|
if(!is_dir($filepath))
|
|
{
|
|
$filepath = api_get_path('SYS_COURSE_PATH') . $_course['path'] . '/document/';
|
|
|
|
$dir = '/';
|
|
}
|
|
|
|
$title = replace_dangerous_char($_POST['title']);
|
|
$filename = $title;
|
|
$content = $_POST['content'];
|
|
|
|
$tmp_filename = $filename;
|
|
|
|
while(file_exists($filepath . $tmp_filename . '.html'))
|
|
$tmp_filename = $filename . '_' . ++$i;
|
|
|
|
$filename = $tmp_filename . '.html';
|
|
|
|
$content = stripslashes(text_filter($content));
|
|
|
|
$path_to_remove = api_get_path('WEB_COURSE_PATH') . $_course['path'] . '/document' . $dir;
|
|
$content = str_replace($path_to_remove, './', $content);
|
|
|
|
if(!file_exists($filepath . $filename))
|
|
{
|
|
if($fp = @fopen($filepath . $filename, 'w'))
|
|
{
|
|
fputs($fp, $content);
|
|
fclose($fp);
|
|
|
|
$file_size = filesize($filepath . $filename);
|
|
$save_file_path = $dir . $filename;
|
|
|
|
$document_id = add_document($_course, $save_file_path, 'file', $file_size, $filename . '.html');
|
|
|
|
if($document_id)
|
|
{
|
|
api_item_property_update($_course, TOOL_DOCUMENT, $document_id, 'DocumentAdded', $_uid, $to_group_id);
|
|
|
|
//update parent folders
|
|
//item_property_update_on_folder($_course, $_GET['dir'], $_uid);
|
|
|
|
$new_comment = (isset($_POST['comment'])) ? trim($_POST['comment']) : '';
|
|
$new_title = (isset($_POST['title'])) ? trim($_POST['title']) : '';
|
|
|
|
if($new_comment || $new_title)
|
|
{
|
|
$tbl_doc = Database::get_course_table(DOCUMENT_TABLE);
|
|
$ct = '';
|
|
|
|
if($new_comment)
|
|
$ct .= ", comment='" . $new_comment . "'";
|
|
|
|
if($new_title)
|
|
$ct .= ", title='" . $new_title . ".html '";
|
|
|
|
$sql_update = "
|
|
UPDATE " . $tbl_doc . "
|
|
SET " . substr($ct, 1) . "
|
|
WHERE id = " . $document_id;
|
|
api_sql_query($sql_update, __FILE__, __LINE__);
|
|
}
|
|
}
|
|
|
|
return $document_id;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param array $_course
|
|
*/
|
|
function edit_document($_course)
|
|
{
|
|
$dir = isset($_GET['dir']) ? $_GET['dir'] : $_POST['dir']; // please do not modify this dirname formatting
|
|
|
|
if(strstr($dir, '..'))
|
|
$dir = '/';
|
|
|
|
if($dir[0] == '.')
|
|
$dir = substr($dir, 1);
|
|
|
|
if($dir[0] != '/')
|
|
$dir = '/'.$dir;
|
|
|
|
if($dir[strlen($dir) - 1] != '/')
|
|
$dir .= '/';
|
|
|
|
$filepath = api_get_path('SYS_COURSE_PATH') . $_course['path'] . '/document'.$dir;
|
|
|
|
if(!is_dir($filepath))
|
|
{
|
|
$filepath = api_get_path('SYS_COURSE_PATH') . $_course['path'] . '/document/';
|
|
|
|
$dir = '/';
|
|
}
|
|
|
|
$table_doc = Database::get_course_table(DOCUMENT_TABLE);
|
|
|
|
$sql = "
|
|
SELECT path
|
|
FROM " . $table_doc . "
|
|
WHERE id = " . $_POST['path'];
|
|
$res = api_sql_query($sql, __FILE__, __LINE__);
|
|
$row = Database::fetch_array($res);
|
|
|
|
$content = stripslashes($_POST['content']);
|
|
$file = $filepath . $row['path'];
|
|
|
|
|
|
if($fp = @fopen($file, 'w'))
|
|
{
|
|
$content = text_filter($content);
|
|
$path_to_remove = api_get_path('WEB_COURSE_PATH') . $_course['path'] . '/document' . $dir;
|
|
$content = str_replace($path_to_remove, './', $content);
|
|
|
|
fputs($fp, $content);
|
|
fclose($fp);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Displays the selected item, with a panel for manipulating the item
|
|
*
|
|
* @param int $item_id
|
|
* @param string $msg
|
|
* @return string
|
|
*/
|
|
function display_item($item_id, $iframe = true, $msg = '')
|
|
{
|
|
global $_course; //will disappear
|
|
|
|
$return = '';
|
|
|
|
if(is_numeric($item_id))
|
|
{
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
$tbl_doc = Database::get_course_table(DOCUMENT_TABLE);
|
|
|
|
$sql = "
|
|
SELECT
|
|
lp.*
|
|
FROM " . $tbl_lp_item . " as lp
|
|
WHERE
|
|
lp.id = " . $item_id;
|
|
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
|
|
while($row = Database::fetch_array($result))
|
|
{
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
|
|
$return .= '<div style="padding:10px;">';
|
|
|
|
if($msg != '')
|
|
$return .= $msg;
|
|
|
|
$return .= '<p class="lp_title">' . stripslashes($row['title']) . '</p>';
|
|
$return .= '<p class="lp_text">' . ((trim($row['description']) == '') ? 'no description' : stripslashes($row['description'])) . '</p>';
|
|
|
|
$return .= '<hr />';
|
|
|
|
if($row['item_type'] == TOOL_DOCUMENT)
|
|
$return .= $this->display_document($row['path'], true, true);
|
|
|
|
$return .= '</div>';
|
|
}
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Shows the needed forms for editing a specific item
|
|
*
|
|
* @param int $item_id
|
|
* @return string
|
|
*/
|
|
function display_edit_item($item_id)
|
|
{
|
|
global $_course; //will disappear
|
|
|
|
$return = '';
|
|
|
|
if(is_numeric($item_id))
|
|
{
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE id = " . $item_id;
|
|
|
|
$res = api_sql_query($sql, __FILE__, __LINE__);
|
|
$row = Database::fetch_array($res);
|
|
|
|
switch($row['item_type'])
|
|
{
|
|
case 'dokeos_chapter':
|
|
|
|
if(isset($_GET['view']) && $_GET['view'] == 'build')
|
|
{
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_item_form($row['item_type'], 'Edit the current chapter:', 'edit', $item_id, $row);
|
|
}
|
|
else
|
|
{
|
|
$return .= $this->display_item_small_form($row['item_type'], 'Edit the current chapter:', $row);
|
|
}
|
|
|
|
break;
|
|
|
|
case TOOL_DOCUMENT:
|
|
|
|
$tbl_doc = Database::get_course_table(DOCUMENT_TABLE);
|
|
|
|
$sql_step = "
|
|
SELECT
|
|
lp.*,
|
|
doc.path as dir
|
|
FROM " . $tbl_lp_item . " as lp
|
|
LEFT JOIN " . $tbl_doc . " as doc ON doc.id = lp.path
|
|
WHERE
|
|
lp.id = " . $item_id;
|
|
$res_step = api_sql_query($sql_step, __FILE__, __LINE__);
|
|
$row_step = Database::fetch_array($res_step);
|
|
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_document_form('edit', $item_id, $row_step);
|
|
|
|
break;
|
|
|
|
case TOOL_LINK:
|
|
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_link_form('edit', $item_id, $row);
|
|
|
|
break;
|
|
|
|
case 'dokeos_module':
|
|
|
|
if(isset($_GET['view']) && $_GET['view'] == 'build')
|
|
{
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_item_form($row['item_type'], 'Edit the current module:', 'edit', $item_id, $row);
|
|
}
|
|
else
|
|
{
|
|
$return .= $this->display_item_small_form($row['item_type'], 'Edit the current module:', $row);
|
|
}
|
|
|
|
break;
|
|
|
|
case TOOL_QUIZ:
|
|
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_quiz_form('edit', $item_id, $row);
|
|
|
|
break;
|
|
|
|
case TOOL_STUDENTPUBLICATION:
|
|
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_student_publication_form('edit', $item_id, $row);
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Function that displays a list with al the resources that could be added to the learning path
|
|
*
|
|
* @return string
|
|
*/
|
|
function display_resources()
|
|
{
|
|
global $_course; //TODO: don't use globals
|
|
|
|
$return = '<div style="margin:3px 10px;">' . "\n";
|
|
|
|
$return .= '<p class="lp_title" style="margin-top:0;">Create a new step:</p>';
|
|
|
|
$return .= '<div><a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=add_item&type=' . TOOL_DOCUMENT . '&lp_id=' . $_SESSION['oLP']->lp_id . '">New document</a></div>';
|
|
|
|
$return .= '<p class="lp_title" style="margin-top:10px;">Or use an existing resource:</p>';
|
|
|
|
/* get al the docs */
|
|
$return .= $this->get_documents();
|
|
|
|
/* get al the exercises */
|
|
$return .= $this->get_exercises();
|
|
|
|
/* get al links */
|
|
$return .= $this->get_links();
|
|
|
|
/* get al the student publications */
|
|
$return .= $this->get_student_publications();
|
|
|
|
$return .= '</div>' . "\n";
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Returns the extension of a document
|
|
*
|
|
* @param unknown_type $filename
|
|
* @return unknown
|
|
*/
|
|
function get_extension($filename)
|
|
{
|
|
$explode = explode('.', $filename);
|
|
|
|
return $explode[count($explode) - 1];
|
|
}
|
|
|
|
/**
|
|
* Displays a document by id
|
|
*
|
|
* @param unknown_type $id
|
|
* @return unknown
|
|
*/
|
|
function display_document($id, $show_title = false, $iframe = true, $edit_link = false)
|
|
{
|
|
global $_course; //temporary
|
|
|
|
$return = '';
|
|
|
|
$tbl_doc = Database::get_course_table(DOCUMENT_TABLE);
|
|
|
|
$sql_doc = "
|
|
SELECT *
|
|
FROM " . $tbl_doc . "
|
|
WHERE id = " . $id;
|
|
$res_doc = api_sql_query($sql_doc, __FILE__, __LINE__);
|
|
$row_doc = Database::fetch_array($res_doc);
|
|
|
|
if($show_title)
|
|
$return .= '<p class="lp_title">' . $row_doc['title'] . ($edit_link ? ' [ <a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=add_item&type=' . TOOL_DOCUMENT . '&file=' . $_GET['file'] . '&edit=true&lp_id=' . $_GET['lp_id'] . '">Edit this document</a> ]' : '') . '</p>';
|
|
|
|
//TODO: add a path filter
|
|
if($iframe)
|
|
$return .= '<iframe frameborder="0" src="' . api_get_path(WEB_COURSE_PATH) . $_course['path'] . '/document' . $row_doc['path'] . '" style="background:#FFFFFF; border:1px solid #CCCCCC; height:400px; width:100%;"></iframe>';
|
|
else
|
|
$return .= file_get_contents(api_get_path(SYS_COURSE_PATH) . $_course['path'] . '/document' . $row_doc['path']);
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param unknown_type $action
|
|
* @param unknown_type $id
|
|
* @param unknown_type $extra_info
|
|
* @return unknown
|
|
*/
|
|
function display_quiz_form($action = 'add', $id = 0, $extra_info = '')
|
|
{
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
$tbl_quiz = Database::get_course_table(QUIZ_TEST_TABLE);
|
|
|
|
if($id != 0 && is_array($extra_info))
|
|
{
|
|
$item_title = stripslashes($extra_info['title']);
|
|
$item_description = stripslashes($extra_info['description']);
|
|
}
|
|
elseif(is_numeric($extra_info))
|
|
{
|
|
$sql_quiz = "
|
|
SELECT
|
|
title,
|
|
description
|
|
FROM " . $tbl_quiz . "
|
|
WHERE id = " . $extra_info;
|
|
|
|
$result = api_sql_query($sql_quiz, __FILE__, __LINE__);
|
|
$row = Database::fetch_array($result);
|
|
|
|
$item_title = $row['title'];
|
|
$item_description = $row['description'];
|
|
}
|
|
else
|
|
{
|
|
$item_title = '';
|
|
$item_description = '';
|
|
}
|
|
|
|
$return = '<div style="margin:3px 10px;">';
|
|
|
|
if($id != 0 && is_array($extra_info))
|
|
$parent = $extra_info['parent_item_id'];
|
|
else
|
|
$parent = 0;
|
|
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE
|
|
lp_id = " . $this->lp_id;
|
|
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
|
|
$arrLP = array();
|
|
|
|
while($row = Database::fetch_array($result))
|
|
{
|
|
$arrLP[] = array(
|
|
'id' => $row['id'],
|
|
'item_type' => $row['item_type'],
|
|
'title' => $row['title'],
|
|
'path' => $row['path'],
|
|
'description' => $row['description'],
|
|
'parent_item_id' => $row['parent_item_id'],
|
|
'previous_item_id' => $row['previous_item_id'],
|
|
'next_item_id' => $row['next_item_id'],
|
|
'display_order' => $row['display_order']);
|
|
}
|
|
|
|
$this->tree_array($arrLP);
|
|
|
|
$arrLP = $this->arrMenu;
|
|
|
|
unset($this->arrMenu);
|
|
|
|
if($action == 'add')
|
|
$return .= '<p class="lp_title">Create the exercise:</p>' . "\n";
|
|
elseif($action == 'move')
|
|
$return .= '<p class="lp_title">Move the current exercise:</p>' . "\n";
|
|
else
|
|
$return .= '<p class="lp_title">Edit the current exercise:</p>' . "\n";
|
|
|
|
if(isset($_GET['edit']) && $_GET['edit'] == 'true')
|
|
{
|
|
$return .= '<div class="lp_message" style="margin-bottom:15px;">';
|
|
|
|
$return .= '<p class="lp_title">Warning !</p>';
|
|
$return .= 'When you edit an existing document in the Learning Path, the new version of the document will not overwrite the old version but will be saved as a new document. If you want to edit a document definitively, you can do that with the document tool.';
|
|
|
|
$return .= '</div>';
|
|
}
|
|
|
|
$return .= '<form method="POST">' . "\n";
|
|
|
|
$return .= "\t" . '<table cellpadding="0" cellspacing="0" class="lp_form">' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idParent">Parent:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input">' . "\n";
|
|
|
|
$return .= "\t\t\t\t" . '<select id="idParent" name="parent" onchange="load_cbo(this.value);" size="1">';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option class="top" value="0">' . $this->name . '</option>';
|
|
|
|
$arrHide = array($id);
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($action != 'add')
|
|
{
|
|
if(($arrLP[$i]['item_type'] == 'dokeos_module' || $arrLP[$i]['item_type'] == 'dokeos_chapter') && !in_array($arrLP[$i]['id'], $arrHide) && !in_array($arrLP[$i]['parent_item_id'], $arrHide))
|
|
{
|
|
$return .= "\t\t\t\t\t" . '<option ' . (($parent == $arrLP[$i]['id']) ? 'selected="selected" ' : '') . 'style="padding-left:' . ($arrLP[$i]['depth'] * 10) . 'px;" value="' . $arrLP[$i]['id'] . '">' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '</option>';
|
|
}
|
|
else
|
|
{
|
|
$arrHide[] = $arrLP[$i]['id'];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if($arrLP[$i]['item_type'] == 'dokeos_module' || $arrLP[$i]['item_type'] == 'dokeos_chapter')
|
|
$return .= "\t\t\t\t\t" . '<option ' . (($parent == $arrLP[$i]['id']) ? 'selected="selected" ' : '') . 'style="padding-left:' . ($arrLP[$i]['depth'] * 10) . 'px;" value="' . $arrLP[$i]['id'] . '">' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '</option>';
|
|
}
|
|
}
|
|
|
|
reset($arrLP);
|
|
|
|
$return .= "\t\t\t\t" . '</select>';
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idPosition">Position:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input">' . "\n";
|
|
|
|
$return .= "\t\t\t\t" . '<select id="idPosition" name="previous" size="1">';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option class="top" value="0">First position</option>';
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($arrLP[$i]['parent_item_id'] == $parent && $arrLP[$i]['id'] != $id)
|
|
{
|
|
if($extra_info['previous_item_id'] == $arrLP[$i]['id'])
|
|
$selected = 'selected="selected" ';
|
|
elseif($action == 'add')
|
|
$selected = 'selected="selected" ';
|
|
else
|
|
$selected = '';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option ' . $selected . 'value="' . $arrLP[$i]['id'] . '">After "' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '"</option>';
|
|
}
|
|
}
|
|
|
|
$return .= "\t\t\t\t" . '</select>';
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
if($action != 'move')
|
|
{
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idTitle">Title:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><input id="idTitle" name="title" type="text" value="' . $item_title . '" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idDescription">Description:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><textarea id="idDescription" name="description" rows="4">' . $item_description . '</textarea></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
}
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td colspan="2"><input class="button" name="submit_button" type="submit" value="OK" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t" . '</table>' . "\n";
|
|
|
|
if($action == 'move')
|
|
{
|
|
$return .= "\t" . '<input name="title" type="hidden" value="' . $item_title . '" />' . "\n";
|
|
$return .= "\t" . '<input name="description" type="hidden" value="' . $item_description . '" />' . "\n";
|
|
}
|
|
|
|
if(is_numeric($extra_info))
|
|
{
|
|
$return .= "\t" . '<input name="path" type="hidden" value="' . $extra_info . '" />' . "\n";
|
|
}
|
|
elseif(is_array($extra_info))
|
|
{
|
|
$return .= "\t" . '<input name="path" type="hidden" value="' . $extra_info['path'] . '" />' . "\n";
|
|
}
|
|
|
|
$return .= "\t" . '<input name="type" type="hidden" value="'.TOOL_QUIZ.'" />' . "\n";
|
|
$return .= "\t" . '<input name="post_time" type="hidden" value="' . time() . '" />' . "\n";
|
|
|
|
$return .= '</form>' . "\n";
|
|
|
|
$return .= '</div>' . "\n";
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param unknown_type $item_type
|
|
* @param unknown_type $title
|
|
* @param unknown_type $action
|
|
* @param unknown_type $id
|
|
* @param unknown_type $extra_info
|
|
* @return unknown
|
|
*/
|
|
function display_item_form($item_type, $title = '', $action = 'add', $id = 0, $extra_info = 'new')
|
|
{
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
|
|
if($id != 0 && is_array($extra_info))
|
|
{
|
|
$item_title = stripslashes($extra_info['title']);
|
|
$item_description = stripslashes($extra_info['description']);
|
|
}
|
|
else
|
|
{
|
|
$item_title = '';
|
|
$item_description = '';
|
|
}
|
|
|
|
$return = '<div style="margin:3px 10px;">';
|
|
|
|
if($id != 0 && is_array($extra_info))
|
|
$parent = $extra_info['parent_item_id'];
|
|
else
|
|
$parent = 0;
|
|
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE
|
|
lp_id = " . $this->lp_id;
|
|
|
|
if($item_type == 'module')
|
|
$sql .= " AND parent_item_id = 0";
|
|
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
|
|
$arrLP = array();
|
|
|
|
while($row = Database::fetch_array($result))
|
|
{
|
|
$arrLP[] = array(
|
|
'id' => $row['id'],
|
|
'item_type' => $row['item_type'],
|
|
'title' => $row['title'],
|
|
'path' => $row['path'],
|
|
'description' => $row['description'],
|
|
'parent_item_id' => $row['parent_item_id'],
|
|
'previous_item_id' => $row['previous_item_id'],
|
|
'next_item_id' => $row['next_item_id'],
|
|
'display_order' => $row['display_order']);
|
|
}
|
|
|
|
$this->tree_array($arrLP);
|
|
|
|
$arrLP = $this->arrMenu;
|
|
|
|
unset($this->arrMenu);
|
|
|
|
$return .= '<p class="lp_title">' . $title . '</p>' . "\n";
|
|
|
|
$return .= '<form method="POST">' . "\n";
|
|
|
|
$return .= "\t" . '<table cellpadding="0" cellspacing="0" class="lp_form">' . "\n";
|
|
|
|
if($item_type != 'module' && $item_type != 'dokeos_module')
|
|
{
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idParent">Parent:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input">' . "\n";
|
|
|
|
$return .= "\t\t\t\t" . '<select id="idParent" name="parent" onchange="load_cbo(this.value);" size="1">';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option class="top" value="0">' . $this->name . '</option>';
|
|
|
|
$arrHide = array($id);
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($action != 'add')
|
|
{
|
|
if($arrLP[$i]['item_type'] == 'dokeos_module' || $arrLP[$i]['item_type'] != 'dokeos_chapter' && !in_array($arrLP[$i]['id'], $arrHide) && !in_array($arrLP[$i]['parent_item_id'], $arrHide))
|
|
{
|
|
$return .= "\t\t\t\t\t" . '<option ' . (($parent == $arrLP[$i]['id']) ? 'selected="selected" ' : '') . 'style="padding-left:' . ($arrLP[$i]['depth'] * 10) . 'px;" value="' . $arrLP[$i]['id'] . '">' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '</option>';
|
|
}
|
|
else
|
|
{
|
|
$arrHide[] = $arrLP[$i]['id'];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if($arrLP[$i]['item_type'] == 'dokeos_module' || $arrLP[$i]['item_type'] == 'dokeos_chapter')
|
|
$return .= "\t\t\t\t\t" . '<option ' . (($parent == $arrLP[$i]['id']) ? 'selected="selected" ' : '') . 'style="padding-left:' . ($arrLP[$i]['depth'] * 10) . 'px;" value="' . $arrLP[$i]['id'] . '">' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '</option>';
|
|
}
|
|
}
|
|
|
|
reset($arrLP);
|
|
|
|
$return .= "\t\t\t\t" . '</select>';
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
}
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idPosition">Position:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input">' . "\n";
|
|
|
|
$return .= "\t\t\t\t" . '<select id="idPosition" name="previous" size="1">';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option class="top" value="0">First position</option>';
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($arrLP[$i]['parent_item_id'] == $parent && $arrLP[$i]['id'] != $id)
|
|
{
|
|
if($extra_info['previous_item_id'] == $arrLP[$i]['id'])
|
|
$selected = 'selected="selected" ';
|
|
elseif($action == 'add')
|
|
$selected = 'selected="selected" ';
|
|
else
|
|
$selected = '';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option ' . $selected . 'value="' . $arrLP[$i]['id'] . '">After "' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '"</option>';
|
|
}
|
|
}
|
|
|
|
$return .= "\t\t\t\t" . '</select>';
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
if($action != 'move')
|
|
{
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idTitle">Title:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><input id="idTitle" name="title" type="text" value="' . $item_title . '" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idDescription">Description:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><textarea id="idDescription" name="description" rows="4">' . $item_description . '</textarea></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
}
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td colspan="2"><input class="button" name="submit_button" type="submit" value="OK" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t" . '</table>' . "\n";
|
|
|
|
if($item_type == 'module' || $item_type == 'dokeos_module')
|
|
$return .= "\t" . '<input name="parent" type="hidden" value="0" />' . "\n";
|
|
|
|
if($action == 'move')
|
|
{
|
|
$return .= "\t" . '<input name="title" type="hidden" value="' . $item_title . '" />' . "\n";
|
|
$return .= "\t" . '<input name="description" type="hidden" value="' . $item_description . '" />' . "\n";
|
|
}
|
|
/*if($id != 0 && is_array($extra_info))
|
|
{
|
|
$return .= "\t" . '<input name="old_previous" type="hidden" value="' . $extra_info['parent_item_id'] . '" />' . "\n";
|
|
$return .= "\t" . '<input name="old_next" type="hidden" value="' . $extra_info['previous_item_id'] . '" />' . "\n";
|
|
}*/
|
|
|
|
$return .= "\t" . '<input name="type" type="hidden" value="dokeos_' . $item_type . '" />' . "\n";
|
|
$return .= "\t" . '<input name="post_time" type="hidden" value="' . time() . '" />' . "\n";
|
|
|
|
$return .= '</form>' . "\n";
|
|
$return .= '</div>' . "\n";
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param unknown_type $action
|
|
* @param unknown_type $id
|
|
* @param unknown_type $extra_info
|
|
* @return unknown
|
|
*/
|
|
function display_document_form($action = 'add', $id = 0, $extra_info = 'new')
|
|
{
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
$tbl_doc = Database::get_course_table(DOCUMENT_TABLE);
|
|
|
|
if($id != 0 && is_array($extra_info))
|
|
{
|
|
$item_title = stripslashes($extra_info['title']);
|
|
$item_description = stripslashes($extra_info['description']);
|
|
}
|
|
elseif(is_numeric($extra_info))
|
|
{
|
|
$sql_doc = "
|
|
SELECT title
|
|
FROM " . $tbl_doc . "
|
|
WHERE id = " . $extra_info;
|
|
|
|
$result = api_sql_query($sql_doc, __FILE__, __LINE__);
|
|
$row = Database::fetch_array($result);
|
|
|
|
$explode = explode('.', $row['title']);
|
|
|
|
for($i = 0; $i < count($explode) - 1; $i++)
|
|
$item_title .= $explode[$i];
|
|
|
|
$item_title = str_replace('_', ' ', $item_title);
|
|
}
|
|
else
|
|
{
|
|
$item_title = '';
|
|
$item_description = '';
|
|
}
|
|
|
|
$return = '<div style="margin:3px 10px;">';
|
|
|
|
if($id != 0 && is_array($extra_info))
|
|
$parent = $extra_info['parent_item_id'];
|
|
else
|
|
$parent = 0;
|
|
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE
|
|
lp_id = " . $this->lp_id;
|
|
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
|
|
$arrLP = array();
|
|
|
|
while($row = Database::fetch_array($result))
|
|
{
|
|
$arrLP[] = array(
|
|
'id' => $row['id'],
|
|
'item_type' => $row['item_type'],
|
|
'title' => $row['title'],
|
|
'path' => $row['path'],
|
|
'description' => $row['description'],
|
|
'parent_item_id' => $row['parent_item_id'],
|
|
'previous_item_id' => $row['previous_item_id'],
|
|
'next_item_id' => $row['next_item_id'],
|
|
'display_order' => $row['display_order']);
|
|
}
|
|
|
|
$this->tree_array($arrLP);
|
|
|
|
$arrLP = $this->arrMenu;
|
|
|
|
unset($this->arrMenu);
|
|
|
|
if($action == 'add')
|
|
$return .= '<p class="lp_title">Create the document:</p>' . "\n";
|
|
elseif($action == 'move')
|
|
$return .= '<p class="lp_title">Move the current document:</p>' . "\n";
|
|
else
|
|
$return .= '<p class="lp_title">Edit the current document:</p>' . "\n";
|
|
|
|
if(isset($_GET['edit']) && $_GET['edit'] == 'true')
|
|
{
|
|
$return .= '<div class="lp_message" style="margin-bottom:15px;">';
|
|
|
|
$return .= '<p class="lp_title">Warning !</p>';
|
|
$return .= 'When you edit an existing document in the Learning Path, the new version of the document will not overwrite the old version but will be saved as a new document. If you want to edit a document definitively, you can do that with the document tool.';
|
|
|
|
$return .= '</div>';
|
|
}
|
|
|
|
$return .= '<form method="POST">' . "\n";
|
|
|
|
$return .= "\t" . '<table cellpadding="0" cellspacing="0" class="lp_form">' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idParent">Parent:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input">' . "\n";
|
|
|
|
$return .= "\t\t\t\t" . '<select id="idParent" name="parent" onchange="load_cbo(this.value);" size="1">';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option class="top" value="0">' . $this->name . '</option>';
|
|
|
|
$arrHide = array($id);
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($action != 'add')
|
|
{
|
|
if(($arrLP[$i]['item_type'] == 'dokeos_module' || $arrLP[$i]['item_type'] == 'dokeos_chapter') && !in_array($arrLP[$i]['id'], $arrHide) && !in_array($arrLP[$i]['parent_item_id'], $arrHide))
|
|
{
|
|
$return .= "\t\t\t\t\t" . '<option ' . (($parent == $arrLP[$i]['id']) ? 'selected="selected" ' : '') . 'style="padding-left:' . ($arrLP[$i]['depth'] * 10) . 'px;" value="' . $arrLP[$i]['id'] . '">' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '</option>';
|
|
}
|
|
else
|
|
{
|
|
$arrHide[] = $arrLP[$i]['id'];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if($arrLP[$i]['item_type'] == 'dokeos_module' || $arrLP[$i]['item_type'] == 'dokeos_chapter')
|
|
$return .= "\t\t\t\t\t" . '<option ' . (($parent == $arrLP[$i]['id']) ? 'selected="selected" ' : '') . 'style="padding-left:' . ($arrLP[$i]['depth'] * 10) . 'px;" value="' . $arrLP[$i]['id'] . '">' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '</option>';
|
|
}
|
|
}
|
|
|
|
reset($arrLP);
|
|
|
|
$return .= "\t\t\t\t" . '</select>';
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idPosition">Position:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input">' . "\n";
|
|
|
|
$return .= "\t\t\t\t" . '<select id="idPosition" name="previous" size="1">';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option class="top" value="0">First position</option>';
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($arrLP[$i]['parent_item_id'] == $parent && $arrLP[$i]['id'] != $id)
|
|
{
|
|
if($extra_info['previous_item_id'] == $arrLP[$i]['id'])
|
|
$selected = 'selected="selected" ';
|
|
elseif($action == 'add')
|
|
$selected = 'selected="selected" ';
|
|
else
|
|
$selected = '';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option ' . $selected . 'value="' . $arrLP[$i]['id'] . '">After "' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '"</option>';
|
|
}
|
|
}
|
|
|
|
$return .= "\t\t\t\t" . '</select>';
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
if($action != 'move')
|
|
{
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idTitle">Title:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><input id="idTitle" name="title" type="text" value="' . $item_title . '" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idDescription">Description:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><textarea id="idDescription" name="description" rows="4">' . $item_description . '</textarea></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
if(($extra_info == 'new' || $extra_info['item_type'] == TOOL_DOCUMENT || $_GET['edit'] == 'true'))
|
|
{
|
|
if($action == 'add' || $_GET['edit'] == 'true')
|
|
{
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idDir">Directory:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input">';
|
|
|
|
$sql_doc = "
|
|
SELECT *
|
|
FROM " . $tbl_doc . "
|
|
WHERE
|
|
filetype = 'folder'
|
|
ORDER BY path ASC";
|
|
|
|
$result = api_sql_query($sql_doc, __FILE__, __LINE__);
|
|
|
|
$return .= "\t\t\t\t" . '<select id="idDir" name="dir" size="1">' . "\n";
|
|
|
|
$return .= "\t\t\t\t\t" . '<option value="/">/ ( root )</option>' . "\n";
|
|
|
|
while($row_doc = Database::fetch_array($result))
|
|
{
|
|
$return .= "\t\t\t\t\t" . '<option value="' . $row_doc['path'] . '">' . $row_doc['path'] . '</option>' . "\n";
|
|
}
|
|
|
|
$return .= "\t\t\t\t" . '</select>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
}
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td colspan="2">' . "\n";
|
|
|
|
if(isset($_POST['content']))
|
|
$content = stripslashes($_POST['content']);
|
|
elseif(is_array($extra_info))
|
|
$content = $this->display_document($extra_info['path'], false, false);
|
|
elseif(is_numeric($extra_info))
|
|
$content = $this->display_document($extra_info, false, false);
|
|
else
|
|
$content = '';
|
|
|
|
$oFCKeditor = new FCKeditor('content') ;
|
|
$oFCKeditor->BasePath = api_get_path(WEB_PATH) . 'main/inc/lib/fckeditor/' ;
|
|
$oFCKeditor->Height = '400';
|
|
$oFCKeditor->Width = '100%';
|
|
$oFCKeditor->Value = $content;
|
|
|
|
$return .= $oFCKeditor->CreateHtml();
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
}
|
|
elseif(is_numeric($extra_info))
|
|
{
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td colspan="2" style="background:#F8F8F8; border:1px solid #999999;">' . "\n";
|
|
|
|
$return .= $this->display_document($extra_info, true, true, true);
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
}
|
|
}
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td colspan="2"><input class="button" name="submit_button" type="submit" value="OK" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t" . '</table>' . "\n";
|
|
|
|
if($action == 'move')
|
|
{
|
|
$return .= "\t" . '<input name="title" type="hidden" value="' . $item_title . '" />' . "\n";
|
|
$return .= "\t" . '<input name="description" type="hidden" value="' . $item_description . '" />' . "\n";
|
|
}
|
|
|
|
if(is_numeric($extra_info))
|
|
{
|
|
$return .= "\t" . '<input name="path" type="hidden" value="' . $extra_info . '" />' . "\n";
|
|
}
|
|
elseif(is_array($extra_info))
|
|
{
|
|
$return .= "\t" . '<input name="path" type="hidden" value="' . $extra_info['path'] . '" />' . "\n";
|
|
}
|
|
|
|
$return .= "\t" . '<input name="type" type="hidden" value="'.TOOL_DOCUMENT.'" />' . "\n";
|
|
$return .= "\t" . '<input name="post_time" type="hidden" value="' . time() . '" />' . "\n";
|
|
|
|
$return .= '</form>' . "\n";
|
|
$return .= '</div>' . "\n";
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param unknown_type $action
|
|
* @param unknown_type $id
|
|
* @param unknown_type $extra_info
|
|
*/
|
|
function display_link_form($action = 'add', $id = 0, $extra_info = '')
|
|
{
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
$tbl_link = Database::get_course_table(LINK_TABLE);
|
|
|
|
if($id != 0 && is_array($extra_info))
|
|
{
|
|
$item_title = stripslashes($extra_info['title']);
|
|
$item_description = stripslashes($extra_info['description']);
|
|
}
|
|
elseif(is_numeric($extra_info))
|
|
{
|
|
$sql_link = "
|
|
SELECT
|
|
title,
|
|
description,
|
|
url
|
|
FROM " . $tbl_link . "
|
|
WHERE id = " . $extra_info;
|
|
|
|
$result = api_sql_query($sql_link, __FILE__, __LINE__);
|
|
$row = Database::fetch_array($result);
|
|
|
|
$item_title = $row['title'];
|
|
$item_description = $row['description'];
|
|
$item_url = $row['url'];
|
|
}
|
|
else
|
|
{
|
|
$item_title = '';
|
|
$item_description = '';
|
|
}
|
|
|
|
$return = '<div style="margin:3px 10px;">';
|
|
|
|
if($id != 0 && is_array($extra_info))
|
|
$parent = $extra_info['parent_item_id'];
|
|
else
|
|
$parent = 0;
|
|
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE
|
|
lp_id = " . $this->lp_id;
|
|
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
|
|
$arrLP = array();
|
|
|
|
while($row = Database::fetch_array($result))
|
|
{
|
|
$arrLP[] = array(
|
|
'id' => $row['id'],
|
|
'item_type' => $row['item_type'],
|
|
'title' => $row['title'],
|
|
'path' => $row['path'],
|
|
'description' => $row['description'],
|
|
'parent_item_id' => $row['parent_item_id'],
|
|
'previous_item_id' => $row['previous_item_id'],
|
|
'next_item_id' => $row['next_item_id'],
|
|
'display_order' => $row['display_order']);
|
|
}
|
|
|
|
$this->tree_array($arrLP);
|
|
|
|
$arrLP = $this->arrMenu;
|
|
|
|
unset($this->arrMenu);
|
|
|
|
if($action == 'add')
|
|
$return .= '<p class="lp_title">Create the link:</p>' . "\n";
|
|
elseif($action == 'move')
|
|
$return .= '<p class="lp_title">Move the current link:</p>' . "\n";
|
|
else
|
|
$return .= '<p class="lp_title">Edit the current link:</p>' . "\n";
|
|
|
|
$return .= '<form method="POST">' . "\n";
|
|
|
|
$return .= "\t" . '<table cellpadding="0" cellspacing="0" class="lp_form">' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idParent">Parent:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input">' . "\n";
|
|
|
|
$return .= "\t\t\t\t" . '<select id="idParent" name="parent" onchange="load_cbo(this.value);" size="1">';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option class="top" value="0">' . $this->name . '</option>';
|
|
|
|
$arrHide = array($id);
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($action != 'add')
|
|
{
|
|
if(($arrLP[$i]['item_type'] == 'dokeos_module' || $arrLP[$i]['item_type'] == 'dokeos_chapter') && !in_array($arrLP[$i]['id'], $arrHide) && !in_array($arrLP[$i]['parent_item_id'], $arrHide))
|
|
{
|
|
$return .= "\t\t\t\t\t" . '<option ' . (($parent == $arrLP[$i]['id']) ? 'selected="selected" ' : '') . 'style="padding-left:' . ($arrLP[$i]['depth'] * 10) . 'px;" value="' . $arrLP[$i]['id'] . '">' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '</option>';
|
|
}
|
|
else
|
|
{
|
|
$arrHide[] = $arrLP[$i]['id'];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if($arrLP[$i]['item_type'] == 'dokeos_module' || $arrLP[$i]['item_type'] == 'dokeos_chapter')
|
|
$return .= "\t\t\t\t\t" . '<option ' . (($parent == $arrLP[$i]['id']) ? 'selected="selected" ' : '') . 'style="padding-left:' . ($arrLP[$i]['depth'] * 10) . 'px;" value="' . $arrLP[$i]['id'] . '">' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '</option>';
|
|
}
|
|
}
|
|
|
|
reset($arrLP);
|
|
|
|
$return .= "\t\t\t\t" . '</select>';
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idPosition">Position:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input">' . "\n";
|
|
|
|
$return .= "\t\t\t\t" . '<select id="idPosition" name="previous" size="1">';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option class="top" value="0">First position</option>';
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($arrLP[$i]['parent_item_id'] == $parent && $arrLP[$i]['id'] != $id)
|
|
{
|
|
if($extra_info['previous_item_id'] == $arrLP[$i]['id'])
|
|
$selected = 'selected="selected" ';
|
|
elseif($action == 'add')
|
|
$selected = 'selected="selected" ';
|
|
else
|
|
$selected = '';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option ' . $selected . 'value="' . $arrLP[$i]['id'] . '">After "' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '"</option>';
|
|
}
|
|
}
|
|
|
|
$return .= "\t\t\t\t" . '</select>';
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
if($action != 'move')
|
|
{
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idTitle">Title:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><input id="idTitle" name="title" type="text" value="' . $item_title . '" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idDescription">Description:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><textarea id="idDescription" name="description" rows="4">' . $item_description . '</textarea></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idURL">URL:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><input' . (is_numeric($extra_info) ? ' disabled="disabled"' : '') . ' id="idURL" name="url" type="text" value="' . $item_url . '" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
}
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td colspan="2"><input class="button" name="submit_button" type="submit" value="OK" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t" . '</table>' . "\n";
|
|
|
|
if($action == 'move')
|
|
{
|
|
$return .= "\t" . '<input name="title" type="hidden" value="' . $item_title . '" />' . "\n";
|
|
$return .= "\t" . '<input name="description" type="hidden" value="' . $item_description . '" />' . "\n";
|
|
}
|
|
|
|
if(is_numeric($extra_info))
|
|
{
|
|
$return .= "\t" . '<input name="path" type="hidden" value="' . $extra_info . '" />' . "\n";
|
|
}
|
|
elseif(is_array($extra_info))
|
|
{
|
|
$return .= "\t" . '<input name="path" type="hidden" value="' . $extra_info['path'] . '" />' . "\n";
|
|
}
|
|
|
|
$return .= "\t" . '<input name="type" type="hidden" value="'.TOOL_LINK.'" />' . "\n";
|
|
$return .= "\t" . '<input name="post_time" type="hidden" value="' . time() . '" />' . "\n";
|
|
|
|
$return .= '</form>' . "\n";
|
|
|
|
$return .= '</div>' . "\n";
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param unknown_type $action
|
|
* @param unknown_type $id
|
|
* @param unknown_type $extra_info
|
|
* @return unknown
|
|
*/
|
|
function display_student_publication_form($action = 'add', $id = 0, $extra_info = '')
|
|
{
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
$tbl_publication = Database::get_course_table(STUDENT_PUBLICATION_TABLE);
|
|
|
|
if($id != 0 && is_array($extra_info))
|
|
{
|
|
$item_title = stripslashes($extra_info['title']);
|
|
$item_description = stripslashes($extra_info['description']);
|
|
}
|
|
elseif(is_numeric($extra_info))
|
|
{
|
|
$sql_publication = "
|
|
SELECT
|
|
title,
|
|
description
|
|
FROM " . $tbl_publication . "
|
|
WHERE id = " . $extra_info;
|
|
|
|
$result = api_sql_query($sql_publication, __FILE__, __LINE__);
|
|
$row = Database::fetch_array($result);
|
|
|
|
$item_title = $row['title'];
|
|
$item_description = $row['description'];
|
|
}
|
|
else
|
|
{
|
|
$item_title = '';
|
|
$item_description = '';
|
|
}
|
|
|
|
$return = '<div style="margin:3px 10px;">';
|
|
|
|
if($id != 0 && is_array($extra_info))
|
|
$parent = $extra_info['parent_item_id'];
|
|
else
|
|
$parent = 0;
|
|
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE
|
|
lp_id = " . $this->lp_id;
|
|
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
|
|
$arrLP = array();
|
|
|
|
while($row = Database::fetch_array($result))
|
|
{
|
|
$arrLP[] = array(
|
|
'id' => $row['id'],
|
|
'item_type' => $row['item_type'],
|
|
'title' => $row['title'],
|
|
'path' => $row['path'],
|
|
'description' => $row['description'],
|
|
'parent_item_id' => $row['parent_item_id'],
|
|
'previous_item_id' => $row['previous_item_id'],
|
|
'next_item_id' => $row['next_item_id'],
|
|
'display_order' => $row['display_order']);
|
|
}
|
|
|
|
$this->tree_array($arrLP);
|
|
|
|
$arrLP = $this->arrMenu;
|
|
|
|
unset($this->arrMenu);
|
|
|
|
if($action == 'add')
|
|
$return .= '<p class="lp_title">Create the student publication:</p>' . "\n";
|
|
elseif($action == 'move')
|
|
$return .= '<p class="lp_title">Move the current student publication:</p>' . "\n";
|
|
else
|
|
$return .= '<p class="lp_title">Edit the current student publication:</p>' . "\n";
|
|
|
|
$return .= '<form method="POST">' . "\n";
|
|
|
|
$return .= "\t" . '<table cellpadding="0" cellspacing="0" class="lp_form">' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idParent">Parent:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input">' . "\n";
|
|
|
|
$return .= "\t\t\t\t" . '<select id="idParent" name="parent" onchange="load_cbo(this.value);" size="1">';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option class="top" value="0">' . $this->name . '</option>';
|
|
|
|
$arrHide = array($id);
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($action != 'add')
|
|
{
|
|
if(($arrLP[$i]['item_type'] == 'dokeos_module' || $arrLP[$i]['item_type'] == 'dokeos_chapter') && !in_array($arrLP[$i]['id'], $arrHide) && !in_array($arrLP[$i]['parent_item_id'], $arrHide))
|
|
{
|
|
$return .= "\t\t\t\t\t" . '<option ' . (($parent == $arrLP[$i]['id']) ? 'selected="selected" ' : '') . 'style="padding-left:' . ($arrLP[$i]['depth'] * 10) . 'px;" value="' . $arrLP[$i]['id'] . '">' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '</option>';
|
|
}
|
|
else
|
|
{
|
|
$arrHide[] = $arrLP[$i]['id'];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if($arrLP[$i]['item_type'] == 'dokeos_module' || $arrLP[$i]['item_type'] == 'dokeos_chapter')
|
|
$return .= "\t\t\t\t\t" . '<option ' . (($parent == $arrLP[$i]['id']) ? 'selected="selected" ' : '') . 'style="padding-left:' . ($arrLP[$i]['depth'] * 10) . 'px;" value="' . $arrLP[$i]['id'] . '">' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '</option>';
|
|
}
|
|
}
|
|
|
|
reset($arrLP);
|
|
|
|
$return .= "\t\t\t\t" . '</select>';
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idPosition">Position:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input">' . "\n";
|
|
|
|
$return .= "\t\t\t\t" . '<select id="idPosition" name="previous" size="1">';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option class="top" value="0">First position</option>';
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($arrLP[$i]['parent_item_id'] == $parent && $arrLP[$i]['id'] != $id)
|
|
{
|
|
if($extra_info['previous_item_id'] == $arrLP[$i]['id'])
|
|
$selected = 'selected="selected" ';
|
|
elseif($action == 'add')
|
|
$selected = 'selected="selected" ';
|
|
else
|
|
$selected = '';
|
|
|
|
$return .= "\t\t\t\t\t" . '<option ' . $selected . 'value="' . $arrLP[$i]['id'] . '">After "' . html_entity_decode(stripslashes($arrLP[$i]['title'])) . '"</option>';
|
|
}
|
|
}
|
|
|
|
$return .= "\t\t\t\t" . '</select>';
|
|
|
|
$return .= "\t\t\t" . '</td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
if($action != 'move')
|
|
{
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idTitle">Title:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><input id="idTitle" name="title" type="text" value="' . $item_title . '" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idDescription">Description:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><textarea id="idDescription" name="description" rows="4">' . $item_description . '</textarea></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
}
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td colspan="2"><input class="button" name="submit_button" type="submit" value="OK" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t" . '</table>' . "\n";
|
|
|
|
if($action == 'move')
|
|
{
|
|
$return .= "\t" . '<input name="title" type="hidden" value="' . $item_title . '" />' . "\n";
|
|
$return .= "\t" . '<input name="description" type="hidden" value="' . $item_description . '" />' . "\n";
|
|
}
|
|
|
|
if(is_numeric($extra_info))
|
|
{
|
|
$return .= "\t" . '<input name="path" type="hidden" value="' . $extra_info . '" />' . "\n";
|
|
}
|
|
elseif(is_array($extra_info))
|
|
{
|
|
$return .= "\t" . '<input name="path" type="hidden" value="' . $extra_info['path'] . '" />' . "\n";
|
|
}
|
|
|
|
$return .= "\t" . '<input name="type" type="hidden" value="'.TOOL_STUDENTPUBLICATION.'" />' . "\n";
|
|
$return .= "\t" . '<input name="post_time" type="hidden" value="' . time() . '" />' . "\n";
|
|
|
|
$return .= '</form>' . "\n";
|
|
|
|
$return .= '</div>' . "\n";
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Displays the menu for manipulating a step
|
|
*
|
|
* @return unknown
|
|
*/
|
|
function display_manipulate($item_id, $item_type = TOOL_DOCUMENT)
|
|
{
|
|
$return = '<div class="lp_manipulate">';
|
|
|
|
switch($item_type)
|
|
{
|
|
case 'dokeos_chapter':
|
|
case 'chapter':
|
|
|
|
$lang = get_lang('TitleManipulateChapter');
|
|
/* temp */ $lang = 'Manipulate the current chapter';
|
|
break;
|
|
|
|
case 'dokeos_module':
|
|
case 'module':
|
|
|
|
$lang = get_lang('TitleManipulateModule');
|
|
/* temp */ $lang = 'Manipulate the current module';
|
|
|
|
break;
|
|
|
|
case TOOL_DOCUMENT:
|
|
|
|
$lang = get_lang('TitleManipulateDocument');
|
|
/* temp */ $lang = 'Manipulate the current document';
|
|
|
|
break;
|
|
|
|
case TOOL_LINK:
|
|
case 'link':
|
|
|
|
$lang = get_lang('TitleManipulateLink');
|
|
/* temp */ $lang = 'Manipulate the current link';
|
|
|
|
break;
|
|
|
|
case TOOL_QUIZ:
|
|
|
|
$lang = get_lang('TitleManipulateQuiz');
|
|
/* temp */ $lang = 'Manipulate the current exercise';
|
|
|
|
break;
|
|
|
|
case TOOL_STUDENTPUBLICATION:
|
|
|
|
$lang = get_lang('TitleManipulateStudentPublication');
|
|
/* temp */ $lang = 'Manipulate the current student publication';
|
|
|
|
break;
|
|
}
|
|
|
|
$return .= '<p class="lp_title">' . $lang . '</p>';
|
|
|
|
$return .= '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=edit_item&view=build&id=' . $item_id . '&lp_id=' . $this->lp_id . '" title="Edit the current item"><img alt="Edit the current item" src="../img/edit.gif" title="Edit the current item" /> Edit</a>';
|
|
$return .= '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=move_item&view=build&id=' . $item_id . '&lp_id=' . $this->lp_id . '" title="Move the current item"><img alt="Move the current item" src="../img/move.gif" title="Move the current item" /> Move</a>';
|
|
|
|
if($item_type != 'chapter' && $item_type != 'dokeos_chapter' && $item_type != 'module' && $item_type != 'dokeos_module')
|
|
$return .= '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=edit_item_prereq&view=build&id=' . $item_id . '&lp_id=' . $this->lp_id . '" title="Edit the prerequisites of the current item"><img alt="Edit the prerequisites of the current item" src="../img/edit.gif" title="Edit the prerequisites of the current item" /> Prerequisites</a>';
|
|
|
|
$return .= '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=delete_item&view=build&id=' . $item_id . '&lp_id=' . $this->lp_id . '" onclick="return confirmation(\'' . $row['title'] . '\');" title="Delete the current item"><img alt="Delete the current item" src="../img/delete.gif" title="Delete the current item" /> Delete</a>';
|
|
|
|
$return .= '</div>';
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Creates the javascript needed for filling up the checkboxes without page reload
|
|
*
|
|
* @return string
|
|
*/
|
|
function create_js()
|
|
{
|
|
$return = '<script language="javascript" type="text/javascript">' . "\n";
|
|
|
|
$return .= 'function load_cbo(id){' . "\n";
|
|
|
|
$return .= "var cbo = document.getElementById('idPosition');";
|
|
|
|
$return .= 'for(var i = cbo.length - 1; i > 0; i--)';
|
|
$return .= 'cbo.options[i] = null;';
|
|
|
|
$return .= 'for(var i = 1; i <= child_name[id].length; i++)';
|
|
$return .= 'cbo.options[i] = new Option(child_name[id][i-1], child_value[id][i-1]);';
|
|
|
|
$return .= '}' . "\n\n";
|
|
|
|
$return .= 'var child_name = new Array();' . "\n";
|
|
$return .= 'var child_value = new Array();' . "\n\n";
|
|
|
|
$return .= 'child_name[0] = new Array();' . "\n";
|
|
$return .= 'child_value[0] = new Array();' . "\n\n";
|
|
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql_zero = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE
|
|
lp_id = " . $this->lp_id . " AND
|
|
parent_item_id = 0
|
|
ORDER BY display_order ASC";
|
|
$res_zero = api_sql_query($sql_zero, __FILE__, __LINE__);
|
|
|
|
$i = 0;
|
|
|
|
while($row_zero = Database::fetch_array($res_zero))
|
|
{
|
|
$return .= 'child_name[0][' . $i . '] = "After \"' . $row_zero['title'] . '\"";' . "\n";
|
|
$return .= 'child_value[0][' . $i++ . '] = "' . $row_zero['id'] . '";' . "\n";
|
|
}
|
|
|
|
$return .= "\n";
|
|
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE
|
|
lp_id = " . $this->lp_id;
|
|
$res = api_sql_query($sql, __FILE__, __LINE__);
|
|
|
|
while($row = Database::fetch_array($res))
|
|
{
|
|
$sql_parent = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE parent_item_id = " . $row['id'] . "
|
|
ORDER BY display_order ASC";
|
|
$res_parent = api_sql_query($sql_parent, __FILE__, __LINE__);
|
|
|
|
$i = 0;
|
|
|
|
$return .= 'child_name[' . $row['id'] . '] = new Array();' . "\n";
|
|
$return .= 'child_value[' . $row['id'] . '] = new Array();' . "\n\n";
|
|
|
|
while($row_parent = Database::fetch_array($res_parent))
|
|
{
|
|
$return .= 'child_name[' . $row['id'] . '][' . $i . '] = "After \"' . $row_parent['title'] . '\"";' . "\n";
|
|
$return .= 'child_value[' . $row['id'] . '][' . $i++ . '] = "' . $row_parent['id'] . '";' . "\n";
|
|
}
|
|
|
|
$return .= "\n";
|
|
}
|
|
|
|
$return .= '</script>' . "\n";
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param unknown_type $item_id
|
|
* @return unknown
|
|
*/
|
|
function display_move_item($item_id)
|
|
{
|
|
global $_course; //will disappear
|
|
|
|
$return = '';
|
|
|
|
if(is_numeric($item_id))
|
|
{
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE id = " . $item_id;
|
|
|
|
$res = api_sql_query($sql, __FILE__, __LINE__);
|
|
$row = Database::fetch_array($res);
|
|
|
|
switch($row['item_type'])
|
|
{
|
|
case 'dokeos_chapter':
|
|
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_item_form($row['item_type'], 'Move the current chapter:', 'move', $item_id, $row);
|
|
|
|
break;
|
|
|
|
case 'dokeos_module':
|
|
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_item_form($row['item_type'], 'Move th current module:', 'move', $item_id, $row);
|
|
|
|
break;
|
|
|
|
case TOOL_DOCUMENT:
|
|
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_document_form('move', $item_id, $row);
|
|
|
|
break;
|
|
|
|
case TOOL_LINK:
|
|
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_link_form('move', $item_id, $row);
|
|
|
|
break;
|
|
|
|
case TOOL_QUIZ:
|
|
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_quiz_form('move', $item_id, $row);
|
|
|
|
break;
|
|
|
|
case TOOL_STUDENTPUBLICATION:
|
|
|
|
$return .= $this->display_manipulate($item_id, $row['item_type']);
|
|
$return .= $this->display_student_publication_form('move', $item_id, $row);
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Displays a basic form on the overview page for changing the item title and the item description.
|
|
*
|
|
* @param string $item_type
|
|
* @param string $title
|
|
* @param array $data
|
|
* @return string
|
|
*/
|
|
function display_item_small_form($item_type, $title = '', $data)
|
|
{
|
|
$return .= '<div class="lp_small_form">' . "\n";
|
|
|
|
$return .= '<p class="lp_title">' . $title . '</p>';
|
|
|
|
$return .= '<form method="post">' . "\n";
|
|
|
|
$return .= '<table cellpadding="0" cellspacing="0" class="lp_form">';
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idTitle">Title:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><input class="small_form" id="idTitle" name="title" type="text" value="' . $data['title'] . '" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td class="label"><label for="idDescription">Description:</label></td>' . "\n";
|
|
$return .= "\t\t\t" . '<td class="input"><textarea class="small_form" id="idDescription" name="description" rows="4">' . $data['description'] . '</textarea></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '<tr>' . "\n";
|
|
|
|
$return .= "\t\t\t" . '<td colspan="2"><input class="button small_form" name="submit_button" type="submit" value="OK" /></td>' . "\n";
|
|
|
|
$return .= "\t\t" . '</tr>' . "\n";
|
|
|
|
$return .= "\t\t" . '</table>' . "\n";
|
|
|
|
$return .= "\t" . '<input name="parent" type="hidden" value="' . $data['parent_item_id'] . '"/>' . "\n";
|
|
$return .= "\t" . '<input name="previous" type="hidden" value="' . $data['previous_item_id'] . '"/>' . "\n";
|
|
|
|
$return .= '</form>';
|
|
|
|
$return .= '</div>';
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param unknown_type $item_id
|
|
* @return unknown
|
|
*/
|
|
function display_item_prerequisites_form($item_id)
|
|
{
|
|
$tbl_lp_item = Database::get_course_table('lp_item');
|
|
|
|
/* current prerequisite */
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE id = " . $item_id;
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
$row = Database::fetch_array($result);
|
|
|
|
$preq_id = $row['prerequisite'];
|
|
$preq_min = $row['min_score'];
|
|
$preq_max = $row['max_score'];
|
|
|
|
$return = $this->display_manipulate($item_id, TOOL_DOCUMENT);
|
|
|
|
$return .= '<div style="margin:3px 10px;">';
|
|
|
|
$return .= '<p class="lp_title">Add/edit prerequisites</p>';
|
|
|
|
$return .= '<form method="POST">';
|
|
|
|
$return .= '<table class="lp_form">';
|
|
|
|
$return .= '<tr>';
|
|
|
|
$return .= '<th></th>';
|
|
$return .= '<th class="exercise">Minimum</th>';
|
|
$return .= '<th class="exercise">Maximum</th>';
|
|
|
|
$return .= '</tr>';
|
|
|
|
$return .= '<tr>';
|
|
|
|
$return .= '<td class="radio" colspan="3">';
|
|
|
|
$return .= '<input checked="checked" id="idNone" name="prerequisites" style="margin-left:0; margin-right:10px;" type="radio" />';
|
|
$return .= '<label for="idNone">None</label>';
|
|
|
|
$return .= '</td>';
|
|
|
|
$return .= '</tr>';
|
|
|
|
$sql = "
|
|
SELECT *
|
|
FROM " . $tbl_lp_item . "
|
|
WHERE
|
|
lp_id = " . $this->lp_id;
|
|
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
|
|
$arrLP = array();
|
|
|
|
while($row = Database::fetch_array($result))
|
|
{
|
|
$arrLP[] = array(
|
|
'id' => $row['id'],
|
|
'item_type' => $row['item_type'],
|
|
'title' => $row['title'],
|
|
'description' => $row['description'],
|
|
'parent_item_id' => $row['parent_item_id'],
|
|
'previous_item_id' => $row['previous_item_id'],
|
|
'next_item_id' => $row['next_item_id'],
|
|
'display_order' => $row['display_order']);
|
|
}
|
|
|
|
$this->tree_array($arrLP);
|
|
|
|
$arrLP = $this->arrMenu;
|
|
|
|
unset($this->arrMenu);
|
|
|
|
for($i = 0; $i < count($arrLP); $i++)
|
|
{
|
|
if($arrLP[$i]['id'] == $item_id)
|
|
break;
|
|
|
|
$return .= '<tr>';
|
|
|
|
$return .= '<td class="radio"' . (($arrLP[$i]['item_type'] != TOOL_QUIZ) ? ' colspan="3"' : '') . '>';
|
|
|
|
$return .= '<input' . (($arrLP[$i]['id'] == $preq_id) ? ' checked="checked" ' : '') . (($arrLP[$i]['item_type'] == 'dokeos_module' || $arrLP[$i]['item_type'] == 'dokeos_chapter') ? ' disabled="disabled" ' : ' ') . 'id="id' . $arrLP[$i]['id'] . '" name="prerequisites" style="margin-left:' . $arrLP[$i]['depth'] * 10 . 'px; margin-right:10px;" type="radio" value="' . $arrLP[$i]['id'] . '" />';
|
|
$return .= '<img alt="" src="img/lp_' . $arrLP[$i]['item_type'] . '.png" style="margin-right:5px;" title="" />';
|
|
$return .= '<label for="id' . $arrLP[$i]['id'] . '">' . stripslashes($arrLP[$i]['title']) . '</label>';
|
|
|
|
$return .= '</td>';
|
|
|
|
if($arrLP[$i]['item_type'] == TOOL_QUIZ)
|
|
{
|
|
$return .= '<td class="exercise">';
|
|
|
|
$return .= '<input maxlength="3" name="min_' . $arrLP[$i]['id'] . '" type="text" value="' . (($arrLP[$i]['id'] == $preq_id) ? $preq_min : 0) . '" />';
|
|
|
|
$return .= '</td>';
|
|
|
|
$return .= '<td class="exercise">';
|
|
|
|
$return .= '<input maxlength="3" name="max_' . $arrLP[$i]['id'] . '" type="text" value="' . (($arrLP[$i]['id'] == $preq_id) ? $preq_max : 100) . '" />';
|
|
|
|
$return .= '</td>';
|
|
}
|
|
|
|
$return .= '</tr>';
|
|
}
|
|
|
|
$return .= '<tr>';
|
|
|
|
$return .= '<td colspan="3">';
|
|
|
|
$return .= '<input class="button" name="submit_button" type="submit" value="OK" /></td>' . "\n";
|
|
|
|
$return .= '</td>';
|
|
|
|
$return .= '</tr>';
|
|
|
|
$return .= '</table>';
|
|
|
|
$return .= '</form>';
|
|
|
|
$return .= '</div>';
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Creates a list with all the documents in it
|
|
*
|
|
* @return string
|
|
*/
|
|
function get_documents()
|
|
{
|
|
global $_course;
|
|
|
|
$tbl_doc = Database::get_course_table(DOCUMENT_TABLE);
|
|
|
|
$sql_doc = "
|
|
SELECT *
|
|
FROM " . $tbl_doc . "
|
|
WHERE
|
|
path NOT LIKE '%_DELETED_%'
|
|
ORDER BY path ASC";
|
|
$res_doc = api_sql_query($sql_doc, __FILE__, __LINE__);
|
|
|
|
$return = '<div class="lp_resource_header"' . " onclick=\"if(document.getElementById('resDoc').style.display == 'block') {document.getElementById('resDoc').style.display = 'none';} else {document.getElementById('resDoc').style.display = 'block';}\"" . ' style="cursor:pointer;"><img align="left" alt="" src="img/lp_' . TOOL_DOCUMENT . '.png" style="margin-right:5px;" title="" />Document</div>';
|
|
$return .= '<div class="lp_resource_elements" id="resDoc">';
|
|
|
|
while($row_doc = Database::fetch_array($res_doc))
|
|
{
|
|
$explode = explode('/', $row_doc['path']);
|
|
$num = count($explode) - 2;
|
|
|
|
$return .= '<div class="lp_resource_element">';
|
|
|
|
$return .= '<img align="left" alt="" src="img/lp_' . (($row_doc['filetype'] == 'file') ? TOOL_DOCUMENT : 'folder') . '.png" style="margin-left:' . ($num * 20) . 'px;margin-right:5px;" title="" />';
|
|
|
|
if($row_doc['filetype'] == 'file')
|
|
$return .= '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=add_item&type=' . TOOL_DOCUMENT . '&file=' . $row_doc['id'] . '&lp_id=' . $this->lp_id . '">' . $row_doc['title'] . '</a>';
|
|
else
|
|
$return .= $row_doc['title'];
|
|
|
|
$return .= '</div>';
|
|
}
|
|
|
|
if(Database::num_rows($res_doc) == 0)
|
|
$return .= '<div class="lp_resource_element">No documents</div>';
|
|
|
|
$return .= '</div>';
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Creates a list with all the exercises (quiz) in it
|
|
*
|
|
* @return string
|
|
*/
|
|
function get_exercises()
|
|
{
|
|
$tbl_quiz = Database::get_course_table(QUIZ_TEST_TABLE);
|
|
|
|
$sql_quiz = "
|
|
SELECT *
|
|
FROM " . $tbl_quiz . "
|
|
ORDER BY title ASC";
|
|
$res_quiz = api_sql_query($sql_quiz, __FILE__, __LINE__);
|
|
|
|
$return .= '<div class="lp_resource_header"' . " onclick=\"if(document.getElementById('resExercise').style.display == 'block') {document.getElementById('resExercise').style.display = 'none';} else {document.getElementById('resExercise').style.display = 'block';}\"" . ' style="cursor:pointer;"><img align="left" alt="" src="img/lp_' . TOOL_QUIZ . '.png" style="margin-right:5px;" title="" />Exercises</div>';
|
|
$return .= '<div class="lp_resource_elements" id="resExercise">';
|
|
|
|
while($row_quiz = Database::fetch_array($res_quiz))
|
|
{
|
|
$return .= '<div class="lp_resource_element">';
|
|
|
|
$return .= '<img align="left" alt="" src="img/lp_' . TOOL_QUIZ . '.png" style="margin-right:5px;" title="" />';
|
|
$return .= '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=add_item&type=' . TOOL_QUIZ . '&file=' . $row_quiz['id'] . '&lp_id=' . $this->lp_id . '">' . $row_quiz['title'] . '</a>';
|
|
//$return .= $row_quiz['title'];
|
|
|
|
$return .= '</div>';
|
|
}
|
|
|
|
if(Database::num_rows($res_quiz) == 0)
|
|
$return .= '<div class="lp_resource_element">No exercises available</div>';
|
|
|
|
$return .= '</div>';
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Creates a list with all the links in it
|
|
*
|
|
* @return string
|
|
*/
|
|
function get_links()
|
|
{
|
|
$tbl_link = Database::get_course_table(LINK_TABLE);
|
|
|
|
$sql_link = "
|
|
SELECT *
|
|
FROM " . $tbl_link . "
|
|
ORDER BY title ASC";
|
|
$res_link = api_sql_query($sql_link, __FILE__, __LINE__);
|
|
|
|
$return .= '<div class="lp_resource_header"' . " onclick=\"if(document.getElementById('resLink').style.display == 'block') {document.getElementById('resLink').style.display = 'none';} else {document.getElementById('resLink').style.display = 'block';}\"" . ' style="cursor:pointer;"><img align="left" alt="" src="img/lp_' . TOOL_LINK . '.png" style="margin-right:5px;" title="" />Links</div>';
|
|
$return .= '<div class="lp_resource_elements" id="resLink">';
|
|
|
|
while($row_link = Database::fetch_array($res_link))
|
|
{
|
|
$return .= '<div class="lp_resource_element">';
|
|
|
|
$return .= '<img align="left" alt="" src="img/lp_' . TOOL_LINK . '.png" style="margin-right:5px;" title="" />';
|
|
$return .= '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=add_item&type=' . TOOL_LINK . '&file=' . $row_link['id'] . '&lp_id=' . $this->lp_id . '">' . $row_link['title'] . '</a>';
|
|
|
|
$return .= '</div>';
|
|
}
|
|
|
|
if(Database::num_rows($res_link) == 0)
|
|
$return .= '<div class="lp_resource_element">No links available</div>';
|
|
|
|
$return .= '</div>';
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Creates a list with all the student publications in it
|
|
*
|
|
* @return unknown
|
|
*/
|
|
function get_student_publications()
|
|
{
|
|
$tbl_student = Database::get_course_table(STUDENT_PUBLICATION_TABLE);
|
|
|
|
$sql_student = "
|
|
SELECT *
|
|
FROM " . $tbl_student . "
|
|
ORDER BY title ASC";
|
|
$res_student = api_sql_query($sql_student, __FILE__, __LINE__);
|
|
|
|
$return .= '<div class="lp_resource_header"' . " onclick=\"if(document.getElementById('resStudent').style.display == 'block') {document.getElementById('resStudent').style.display = 'none';} else {document.getElementById('resStudent').style.display = 'block';}\"" . ' style="border-bottom:1px solid #999999; cursor:pointer;"><img align="left" alt="" src="img/lp_' . TOOL_STUDENTPUBLICATION . '.png" style="margin-right:5px;" title="" />Student Publications</div>';
|
|
$return .= '<div class="lp_resource_elements" id="resStudent" style="border-bottom:1px solid #999999; border-top:0;">';
|
|
|
|
while($row_student = Database::fetch_array($res_student))
|
|
{
|
|
$return .= '<div class="lp_resource_element">';
|
|
|
|
$return .= '<img align="left" alt="" src="img/lp_' . TOOL_STUDENTPUBLICATION . '.png" style="margin-right:5px;" title="" />';
|
|
$return .= '<a href="' . $_SERVER['PHP_SELF'] . '?cidReq=' . $_GET['cidReq'] . '&action=add_item&type=' . TOOL_STUDENTPUBLICATION . '&file=' . $row_student['id'] . '&lp_id=' . $this->lp_id . '">' . $row_student['title'] . '</a>';
|
|
|
|
$return .= '</div>';
|
|
}
|
|
|
|
if(Database::num_rows($res_student) == 0)
|
|
$return .= '<div class="lp_resource_element">No student publications available</div>';
|
|
|
|
$return .= '</div>';
|
|
|
|
return $return;
|
|
}
|
|
}
|
|
|
|
?>
|