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- <?php //$id: $
- /**
- * Script handling the migration between an old Dokeos platform (<1.8.0) to
- * setup the new database system (4 scorm tables inside the course's database)
- * @package dokeos.scorm
- * @author Yannick Warnier <ywarnier@beeznest.org>
- */
- /**
- * Include mandatory libraries
- */
- require_once('../inc/lib/main_api.lib.php');
- require_once('../inc/lib/database.lib.php');
- require_once('../inc/lib/document.lib.php');
- //require_once('../inc/lib/fileDisplay.lib.php');
- //require_once('../inc/lib/fileUpload.lib.php'); //replace_dangerous_char()
- require_once('../inc/lib/fileManage.lib.php'); //check_name_exists()
- //include_once('../inc/lib/pclzip/pclzip.lib.php');
- require_once('../newscorm/learnpath.class.php');
- require_once('../newscorm/scorm.class.php');
- ini_set('max_execution_time',0);
- $loglevel = 0;
- //get table prefix from $prefix variable declared in update-db-....inc.php
- $table_prefix = $prefix;
- $sys_course_path = $pathForm.'courses/';
- $upd_course_path = $proposedUpdatePath.'courses/';
- function my_get_time($time){
- $matches = array();
- if(preg_match('/(\d{1,4}):(\d{2})(:(\d{2})(\.\d*)?)?/',$time,$matches)){
- if(count($matches)==3){
- return ($matches[1]*60)+($matches[2]);
- }else{
- return ($matches[1]*3600)+($matches[2]*60)+($matches[4]);
- }
- }
- else return 0;
- }
- //open log file
- $fh = fopen('../../archive/newscorm_'.time().'.log','w');
- $fh_revert = fopen('../../archive/newscorm_'.time().'_revert.log','w');
- $fh_res = fopen('../../archive/newscorm_'.time().'_res.log','w');
- fwrite($fh,"-- Recording course homepages links changes to enable reverting\n");
- fwrite($fh_revert,"-- Recording reverted course homepages links changes to enable reverting\n");
- fwrite($fh_res,"-- Recording resulting course homepages links changes\n");
- //echo "<html><body>";
- /**
- * New tables definition:
- */
- $new_lp = 'lp';
- $new_lp_view = 'lp_view';
- $new_lp_item = 'lp_item';
- $new_lp_item_view = 'lp_item_view';
- $new_lp_type = 'lp_type';
- $max_dsp_lp = 0;
- $courses_list = array();
- $courses_id_list = array();
- $courses_id_full_table_prefix_list = array();
- $courses_dir_list = array();
- mysql_select_db($dbNameForm);
- $sql = "SELECT * FROM course";
- $res = Database::query($sql,__FILE__,__LINE__);
- while ($row = Database::fetch_array($res))
- {
- $course_pref = $table_prefix;
- if($singleDbForm)
- {
- $dbname = $_configuration['main_database'].'.'.$course_pref.$row['db_name'].'_';
- }
- else
- {
- $dbname = $row['db_name'].'.'.$course_pref;
- }
- $courses_list[] = $row['db_name'];
- $courses_id_list[$row['code']] = $row['db_name'];
- $courses_id_full_table_prefix_list[$row['code']] = $dbname;
- $courses_dir_list[$row['code']] = $row['directory'];
- }
- if($loglevel>0){error_log("Tables created/deleted for all courses",0);}
- /**
- * The migration needs to take all data from the original learnpath tables and add them to the new
- * lp, lp_view, lp_item and lp_item_view tables
- */
- //MIGRATING LEARNPATHS
- //test only one course
- foreach($courses_id_full_table_prefix_list as $course_code => $db)
- {
- if(strlen($courses_id_list[$course_code])>40)
- {
- error_log('Database '.$courses_id_list[$course_code].' is too long, skipping',0);
- continue;
- }
- $incoherences = 0;
- if($loglevel>0){error_log("Now starting migration of learnpath tables from $db database...",0);}
- $lp_doc = $db.TABLE_DOCUMENT;
- $lp_main = $db.TABLE_LEARNPATH_MAIN;
- $lp_ids = array();
- $lp_user = $db.TABLE_LEARNPATH_USER;
- $lp_users = array();
- $lp_chap = $db.TABLE_LEARNPATH_CHAPTER;
- $parent_chaps = array();
- $lp_chap_items = array();
- $ordered_chaps = array();
- $lp_item = $db.TABLE_LEARNPATH_ITEM;
- $lp_items = array();
- $lp_ordered_items = array();
- $parent_lps = array(); //keeps a track of chapter's learnpath ids
- $my_new_lp = $db.$new_lp;
- $my_new_lp_item = $db.$new_lp_item;
- $my_new_lp_view = $db.$new_lp_view;
- $my_new_lp_item_view = $db.$new_lp_item_view;
- //migrate learnpaths
- $sql_test = "SELECT * FROM $my_new_lp";
- $res_test = mysql_query($sql_test);
- $sql_lp = "SELECT * FROM $lp_main";
- if($loglevel>1){error_log("$sql_lp",0);}
- $res_lp = mysql_query($sql_lp);//using mysql_query to avoid dying on failure
- if(!$res_lp or !$res_test){
- if($loglevel>1){
- error_log("+++Problem querying DB $lp_main+++ skipping (".mysql_error().")",0);
- if(!$res_test){
- error_log("This might be due to no existing table in the destination course",0);
- }
- }
- continue;
- }
- $dsp_ord = 1;
- while($row = Database::fetch_array($res_lp))
- {
- //echo "Treating lp id : ".$row['learnpath_id']."<br />\n";
- $ins_lp_sql = "INSERT INTO $my_new_lp (lp_type,name,description,display_order,content_maker) " .
- "VALUES (1," .
- "'".mysql_real_escape_string($row['learnpath_name'])."'," .
- "'".mysql_real_escape_string($row['learnpath_description'])."',$dsp_ord,'Dokeos')";
- $ins_lp_res = Database::query($ins_lp_sql);
- $in_id = Database::insert_id();
- if(empty($in_id) or $in_id == false) die('Could not insert lp: '.$ins_lp_sql);
- $lp_ids[$row['learnpath_id']] = $in_id;
- $dsp_ord++;
- $max_dsp_lp = $dsp_ord;
- }
- //echo "<pre>lp_ids:".print_r($lp_ids,true)."</pre>\n";
- //MIGRATING LEARNPATH CHAPTERS
- $sql_lp_chap = "ALTER TABLE $lp_chap ADD INDEX ( parent_chapter_id, display_order )";
- $res_lp_chap = Database::query($sql_lp_chap,__FILE__,__LINE__);
- $sql_lp_chap = "SELECT * FROM $lp_chap ORDER BY parent_chapter_id, display_order";
- //echo "$sql_lp_chap<br />\n";
- $res_lp_chap = Database::query($sql_lp_chap,__FILE__,__LINE__);
- while($row = Database::fetch_array($res_lp_chap))
- {
- //echo "Treating chapter id : ".$row['id']."<br />\n";
- //TODO build path for this chapter (although there is no real path for any chapter)
- //TODO find out how to calculate the "next_item_id" with the "ordre" field
- $my_lp_item = $my_new_lp_item;
- $myname = mysql_real_escape_string($row['chapter_name']);
- $mydesc = mysql_real_escape_string($row['chapter_description']);
- $ins_lp_sql = "INSERT INTO $my_new_lp_item (" .
- "lp_id," .
- "item_type," .
- "title," .
- "description," .
- "path, " .
- "display_order, " .
- "next_item_id) " .
- "VALUES (" .
- "'".$lp_ids[$row['learnpath_id']]."'," . //insert new learnpath ID
- "'dokeos_chapter'," .
- "'".$myname."'," .
- "'".$mydesc."'," .
- "''," .
- $row['display_order'].", " .
- "123456" .
- ")";
- //echo $ins_lp_sql."<br/>\n";
- $ins_res = Database::query($ins_lp_sql,__FILE__,__LINE__);
- $in_id = Database::insert_id();
- //echo " Inserted item $in_id<br />\n";
- if(empty($in_id) OR $in_id == false) die('Could not insert lp: '.$ins_sql);
- $parent_chaps[$row['id']] = $row['parent_chapter_id'];
- $lp_chap_items[$row['id']] = $in_id;
- $parent_lps[$row['id']] = $row['learnpath_id'];
- $ordered_chaps[$row['parent_chapter_id']][$row['display_order']]=$in_id;
- $lp_chaps_list[$row['learnpath_id']][]=$in_id;
- }
- //echo "<pre>parent_lps:".print_r($parent_lps,true)."</pre>\n";
- //Now one loop to update the parent_chapter_ids
- foreach($parent_chaps as $old_chap => $old_parent_chap){
- if($old_parent_chap != 0){
- $new_chap = $lp_chap_items[$old_chap];
- $new_parent = $lp_chap_items[$old_parent_chap];
- if(isset($new_chap) && $new_chap != ''
- && isset($new_parent) && $new_parent != '')
- {
- $sql_par_chap = "UPDATE $my_new_lp_item " .
- "SET parent_item_id = $new_parent " .
- "WHERE id = $new_chap";
- $res_par_chap = Database::query($sql_par_chap,__FILE__,__LINE__);
- }
- }
- }
- unset($parent_chaps);
- //Now one loop to set the next_item_id and the previous_item_id
- foreach($ordered_chaps as $parent_chap){
- $last = 0;
- foreach($ordered_chaps[$parent_chap] as $order => $new_id){
- $sql_upd_chaps = "UPDATE $my_new_lp_item " .
- "SET previous_item_id = $last " .
- "WHERE id = $new_id";
- $res_upd_chaps = Database::query($sql_upd_chaps,__FILE__,__LINE__);
- $next = 0;
- if(!empty($ordered_chaps[$parent_chap][$order+1])){
- $next = $ordered_chaps[$parent_chap][$order+1];
- }
- $sql_upd_chaps = "UPDATE $my_new_lp_item " .
- "SET next_item_id = $next " .
- "WHERE id = $new_id";
- $res_upd_chaps = Database::query($sql_upd_chaps,__FILE__,__LINE__);
- $last = $new_id;
- }
- }
- unset($ordered_chaps);
- //migrate learnpath_items
- //TODO define this array thanks to types defined in the learnpath_building scripts
- //TODO set order correctly
- $type_trans = array(
- 'document' => TOOL_DOCUMENT,
- 'exercise' => TOOL_QUIZ,
- 'forum' => TOOL_FORUM,
- 'Agenda' => TOOL_CALENDAR_EVENT,
- 'Ad_Valvas' => TOOL_ANNOUNCEMENT,
- 'Link' => TOOL_LINK,
- 'Link _blank' => TOOL_LINK,
- 'Exercise' => TOOL_QUIZ,
- 'HotPotatoes'=> 'HotPotatoes',
- 'Forum' => TOOL_FORUM,
- 'Thread' => TOOL_THREAD,
- 'Topic' => TOOL_THREAD,
- 'Post' => TOOL_POST,
- 'Document' => TOOL_DOCUMENT,
- 'Assignments'=> 'Assignments',
- 'Dropbox' => TOOL_DROPBOX,
- 'Introduction_text'=> 'Introduction_text',
- 'Course_description' => TOOL_COURSE_DESCRIPTION,
- 'Groups' => TOOL_GROUP,
- 'Users' => TOOL_USER,
- //'chapter' => 'dokeos_chapter', Chapters should all be in learnpath_chapter, no matter the nesting level
- );
- //MIGRATING LEARNPATH ITEMS
- $sql_lp_item = "ALTER TABLE $lp_item ADD INDEX ( chapter_id, display_order)";
- $res_lp_item = Database::query($sql_lp_item,__FILE__,__LINE__);
- $sql_lp_item = "SELECT * FROM $lp_item ORDER BY chapter_id, display_order";
- //echo "$sql_lp_item<br />\n";
- $res_lp_item = Database::query($sql_lp_item,__FILE__,__LINE__);
- while($row = Database::fetch_array($res_lp_item))
- {
- //echo "Treating chapter ".$row['chapter_id'].", item ".$row['id']."<br />\n";
- $type = $type_trans[$row['item_type']];
- $ref = $row['item_id'];
- //TODO build item path
- //TODO calculate "next_item_id" with the "ordre" field
- //prepare prereqs
- //prerequisites in Dokeos 1.6 is only authorised on previous items, so
- //we know that we are gonna talk about an item that has already been passed
- //through here - if none found, print message
- $prereq_id = '';
- if(!empty($row['prereq_id'])){
- switch($row['prereq_type']){
- case 'c':
- //chapter-type prereq
- $prereq_id = $lp_chap_items[$row['prereq_id']];
- if(empty($prereq_id) && $loglevel>1){error_log("Could not find prereq chapter ".$row['prereq_id'],0);}
- break;
- case 'i':
- default:
- //item type prereq
- $prereq_id = $lp_items[$parent_lps[$row['chapter_id']]][$row['prereq_id']];
- if(empty($prereq_id) && $loglevel>1){error_log("Could not find prereq item ".$row['prereq_id'],0);}
- break;
- }
- }
- $my_parent_id = 0;
- if(isset($lp_chap_items[$row['chapter_id']]))
- {
- $my_parent_id = $lp_chap_items[$row['chapter_id']];
- }
- $title = '';
- if(empty($row['title']) && $type == 'Document' && !empty($row['item_id']))
- {
- $my_sql_doctitle = "SELECT title FROM $lp_doc WHERE id = ".$row['item_id'];
- $my_res_doctitle = Database::query($my_sql_doctitle,__FILE__,__LINE__);
- if($row_doctitle = Database::fetch_array($my_res_doctitle))
- {
- $title = $row_doctitle['title'];
- }
- else
- {
- $title = '-';
- }
- }
- else
- {
- $title = $row['title'];
- }
- if(isset($lp_ids[$parent_lps[$row['chapter_id']]]))
- { //if there is a parent learnpath
- $ins_lp_sql = "INSERT INTO $my_new_lp_item (" .
- "lp_id," .
- "item_type," .
- "ref, " .
- "title," .
- "description," .
- "path, " .
- "parent_item_id," .
- "prerequisite," .
- "display_order" .
- ") VALUES (" .
- "'".$lp_ids[$parent_lps[$row['chapter_id']]]."'," . //insert new learnpath ID
- "'$type'," .
- "'$ref', " .
- "'".mysql_real_escape_string($row['title'])."'," .
- "'".mysql_real_escape_string($row['description'])."'," .
- "'$ref'," .
- "".$my_parent_id."," .
- "'$prereq_id'," .
- $row['display_order']." " .
- ")";
- $ins_res = Database::query($ins_lp_sql,__FILE__,__LINE__);
- $in_id = Database::insert_id();
- //echo " Inserted item $in_id (".$row['title'].")<br />\n";
- if(empty($in_id) OR $in_id == false) die('Could not insert lp_item: '.$ins_sql);
- $lp_items[$parent_lps[$row['chapter_id']]][$row['id']] = $in_id;
- $lp_ordered_items[$parent_lps[$row['chapter_id']]][$row['chapter_id']][] = $in_id;
- }
- }
- //echo "<pre>lp_items:".print_r($lp_items,true)."</pre>\n";
- // complete next_item_id field by going through the new table and looking at parent_id and display_order
- $order_sql = "ALTER TABLE $my_new_lp_item ADD INDEX (lp_id, parent_item_id, display_order)";
- $order_res = Database::query($order_sql,__FILE__,__LINE__);
- $order_sql = "SELECT * FROM $my_new_lp_item ORDER by lp_id ASC, parent_item_id ASC, display_order ASC";
- //echo "$order_sql<br />\n";
- $order_res = Database::query($order_sql,__FILE__,__LINE__);
- $order_item = array(); //this will contain a sequential list of item_id's, thus allowing to give a simple way to get next id...
- $lp_id = 0;
- //echo "<pre>";
- while($row = Database::fetch_array($order_res))
- {
- //print_r($row);
- if($row['lp_id'] != $lp_id)
- {
- //apply changes to the database and clean tool arrays
- $last = 0;
- foreach($order_item as $order_id => $item_id){
- $next = 0;
- if(!empty($order_item[$order_id+1])){
- $next = $order_item[$order_id+1];
- }
- $upd = "UPDATE $my_new_lp_item " .
- "SET next_item_id = ".$next."," .
- " previous_item_id = ".$last." " .
- "WHERE id = ".$item_id;
- //echo "$upd<br />\n";
- Database::query($upd,__FILE__,__LINE__);
- $last = $item_id;
- }
- $order_item = array();
- $lp_id = $row['lp_id'];
- $order_item[] = $row['id'];
- }else{
- $order_item[] = $row['id'];
- }
- }
- //process the last LP stack
- $last = 0;
- foreach($order_item as $order_id => $item_id){
- $next = 0;
- if(!empty($order_item[$order_id+1])){
- $next = $order_item[$order_id+1];
- }
- $upd = "UPDATE $my_new_lp_item " .
- "SET next_item_id = ".$next."," .
- " previous_item_id = ".$last." " .
- "WHERE id = ".$item_id;
- //echo "$upd<br />\n";
- Database::query($upd,__FILE__,__LINE__);
- $last = $item_id;
- }
- //echo "</pre>\n";
- //MIGRATING THE learnpath_user TABLE (results)
- $mysql = "ALTER TABLE $my_new_lp_item_view ADD INDEX (lp_view_id)";
- $myres = Database::query($mysql,__FILE__,__LINE__);
- $sql_lp_user = "ALTER TABLE $lp_user ADD INDEX (user_id, learnpath_id, learnpath_item_id)";
- $res_lp_user = Database::query($sql_lp_user,__FILE__,__LINE__);
- $sql_lp_user = "SELECT * FROM $lp_user ORDER BY user_id, learnpath_id, learnpath_item_id";
- //echo "$sql_lp_user<br />\n";
- $res_lp_user = Database::query($sql_lp_user,__FILE__,__LINE__);
- $user_id = 0;
- $learnpath_id = 0;
- $lp_view = 0;
- while($row = Database::fetch_array($res_lp_user))
- {
- if($row['user_id']!=$user_id OR $row['learnpath_id']!=$learnpath_id) //the user has changed or this is the first
- {
- //insert a new lp_view
- $last = 0;
- if(!empty($lp_chaps_list[$row['learnpath_id']][0])){
- $last = $lp_chaps_list[$row['learnpath_id']][0];
- }
- if(empty($lp_ids[$row['learnpath_id']])){
- //this can be ignored as it means there was an LP before, this user
- //used it, but now it's been removed
- //echo "Somehow we also miss a lp_ids[".$row['learnpath_id']."] here<br />\n";
- $incoherences ++;
- }else{
- $mylpid = $lp_ids[$row['learnpath_id']];
- $sql_ins_view = "INSERT INTO $my_new_lp_view(" .
- "lp_id," .
- "user_id," .
- "view_count," .
- "last_item" .
- ")VALUES(" .
- "".$mylpid."," . //new learnpath id
- "".$row['user_id']."," . //user IDs stay the same
- "1," .
- "".$last."" . //use the first chapter from this learnpath
- ")";
- //echo $sql_ins_view;
- $res_ins_view = Database::query($sql_ins_view,__FILE__,__LINE__);
- $in_id = Database::insert_id();
- $user_id = $row['user_id'];
- $learnpath_id = $row['learnpath_id'];
- $lp_view = $in_id;
- }
- }
- //insert the record into lp_item_view
- //TODO fix the whole in here (missing one item at least)
- $my_new_lp_item_id = $lp_items[$learnpath_id][$row['learnpath_item_id']];
- if(empty($my_new_lp_item_id)){
- //this can be ignored safely as it just means a user used a learnpath_item
- //before it was removed from items - maybe fix that in Dokeos?
- //echo "Somehow we miss lp_items[".$learnpath_id."][".$row['learnpath_item_id']."] here...<br/>";
- $incoherences ++;
- }else{
- $start_time = 0;
- $my_time = my_get_time($row['time']);
- if($my_time>0){
- $start_time = time()-$my_time;
- }
- $sql_ins_iv = "INSERT INTO $my_new_lp_item_view(" .
- "lp_item_id," .
- "lp_view_id," .
- "view_count," .
- "start_time," .
- "total_time," .
- "score," .
- "status" .
- ")VALUES(" .
- "".$lp_items[$learnpath_id][$row['learnpath_item_id']]."," .
- "".$lp_view."," .
- "1," .
- "$start_time," .
- "".$my_time."," .
- "".$row['score']."," .
- "'".$row['status']."'" .
- ")";
- //echo $sql_ins_iv;
- $res_ins_iv = Database::query($sql_ins_iv,__FILE__,__LINE__);
- }
- //UPDATE THE LP_VIEW progress
- $mysql = "SELECT count(distinct(lp_item_id)) FROM $my_new_lp_item_view WHERE lp_view_id = ".$lp_view." AND status IN ('passed','completed','succeeded','browsed','failed')";
- $myres = Database::query($mysql,__FILE__,__LINE__);
- $myrow = Database::fetch_array($myres);
- $completed = $myrow[0];
- $mylpid = $lp_ids[$row['learnpath_id']];
- $sql = "SELECT count(*) FROM $my_new_lp_item WHERE lp_id = '".$mylpid."'";
- $myres = Database::query($sql,__FILE__,__LINE__);
- $myrow = Database::fetch_array($myres);
- $total = $myrow[0];
- $progress = ((float)$completed/(float)$total)*100;
- $progress = number_format($progress,0);
- $sql = "UPDATE $my_new_lp_view SET progress = '$progress' WHERE id = '$lp_view'";
- $myres = Database::query($sql,__FILE__,__LINE__);
- }
- /**
- * Move prerequisites
- * TODO integrate prerequisites migration into learnpath_item migration
- */
- $msg = '';
- if($incoherences>0){
- $msg = "(found $incoherences incoherences between views and items - ignored)";
- }
- /**
- * Migrate links on the homepage as well now (look into the TABLE_TOOL_LIST table and
- * update the links to newscorm/lp_controller.php?action=view&lp_id=x)
- * Only normal learnpaths were visible from the homepage so we only need to update here
- */
- //MIGRATING LEARNPATH LINKS ON COURSES HOMEPAGES
- $tbl_tool = $db.TABLE_TOOL_LIST;
- $sql_tool = "SELECT * FROM $tbl_tool WHERE image='scormbuilder.gif' AND link LIKE '%learnpath_handler%'";
- $res_tool = Database::query($sql_tool,__FILE__,__LINE__);
- while($row_tool = Database::fetch_array($res_tool)){
- $name = $row_tool['name'];
- $link = $row_tool['link'];
- //get old lp_id from there
- $matches = array();
- if(preg_match('/learnpath_id=(\d+)$/',$link,$matches)){
- $old_lp_id = $matches[1];
- $new_lp_id = $lp_ids[$old_lp_id];
- $sql_tool_upd = "UPDATE $tbl_tool " .
- "SET link='newscorm/lp_controller.php?action=view&lp_id=$new_lp_id' " .
- "WHERE id = ".$row_tool['id'];
- error_log('New LP - Migration - Updating tool table: '.$sql_tool_upd,0);
- //make sure there is a way of retrieving which links were updated (to revert)
- fwrite($fh,$sql_tool_upd." AND link ='$link'");
- fwrite($fh_revert,"UPDATE $tbl_tool SET link='$link' WHERE id=".$row_tool['id']." AND link ='newscorm/lp_controller.php?action=view&lp_id=$new_lp_id';\n");
- //echo $sql_tool_upd." (and link='$link')<br/>\n";
- $res_tool_upd = Database::query($sql_tool_upd,__FILE__,__LINE__);
- }
- }
- $tbl_tool = $db.TABLE_TOOL_LIST;
- $sql_tool = "SELECT * FROM $tbl_tool";
- $res_tool = Database::query($sql_tool,__FILE__,__LINE__);
- while($row_tool = Database::fetch_array($res_tool)){
- $link = $row_tool['link'];
- $matches = array();
- $pattern = '@scorm/showinframes\.php([^\s"\'&]*)(&|&)file=([^\s"\'&]*)@';
- if(preg_match($pattern,$link,$matches))
- {
- //echo "Found match for scorm link in $tbl_tool: $link<br />";
- if(!empty($matches[3]) && (strtolower(substr($matches[3],-15))=='imsmanifest.xml') && !is_file(realpath(urldecode($matches[3]))) )
- {
- //echo "Removing link $link from tools<br />";
- $sql_tool_upd = "DELETE FROM $tbl_tool WHERE id = ".$row_tool['id'];
- error_log('New LP - Migration - Updating tool table (dead link): '.$sql_tool_upd,0);
- //make sure there is a way of retrieving which links were updated (to revert)
- fwrite($fh,$sql_tool_upd." AND link ='$link'");
- fwrite($fh_revert,"INSERT INTO $tbl_tool (link) VALUES ('$link');\n");
- //echo $sql_tool_upd." (and link='$link')<br/>\n";
- $res_tool_upd = Database::query($sql_tool_upd,__FILE__,__LINE__);
- }
- }else{
- //echo "No scorm link found in tool link $link<br/>";
- }
- //flush();
- }
- /**
- * Update course description (intro page) to use new links instead of learnpath/learnpath_handler.php
- */
- $tbl_intro = $db.TABLE_TOOL_INTRO;
- $sql_i = "SELECT * FROM $tbl_intro WHERE id='course_homepage'";
- $res_i = Database::query($sql_i,__FILE__,__LINE__);
- //$link_to_course1 = 'scorm/scormdocument.php';
- while($row_i = Database::fetch_array($res_i)){
- $intro = $row_i['intro_text'];
- $update = 0;
- $out = array();
- if(preg_match_all('/claroline\/learnpath\/showinframes\.php([^\s"\']*)learnpath_id=(\d*)/',$intro,$out,PREG_SET_ORDER)){
- foreach($out as $results){
- //echo "---> replace ".'/learnpath\/showinframes\.php([^\s"\']*)learnpath_id='.$results[2].'/ by newscorm/lp_controller.php'.$results[1].'action=view&lp_id='.$lp_ids[$results[2]];
- $intro = preg_replace('/claroline\/learnpath\/showinframes\.php([^\s"\']*)learnpath_id='.$results[2].'/','main/newscorm/lp_controller.php'.$results[1].'action=view&lp_id='.$lp_ids[$results[2]],$intro);
- }
- }
- if(preg_match_all('/claroline\/phpbb\/index.php/',$intro,$out,PREG_SET_ORDER)){
- foreach($out as $results){
- $intro = preg_replace('/claroline\/phpbb\/index\.php([^\s"\']*)/','main/forum/index.php'.$results[1],$intro);
- }
- }
- if($intrp != $row_i['intro_text']){
- //echo "<pre>Replacing ".$row_i['intro_text']."\n by \n ".$intro."</pre><br/>\n";
- $sql_upd = "update $tbl_intro set intro_text = '".mysql_real_escape_string($intro)."' WHERE id = 'course_homepage' AND intro_text = '".mysql_real_escape_string($row_i['intro_text'])."'";
- //echo $sql_upd."<br/>\n";
- fwrite($fh,"$sql_upd\n");
- fwrite($fh_revert,"UPDATE $tbl_intro set intro_text = '".$row_i['intro_text']."' WHERE id = 'course_homepage' AND intro_text = '$intro';\n");
- fwrite($fh_res,"$intro\n");
- Database::query($sql_upd,__FILE__,__LINE__);
- }
- }
- if($loglevel>0){error_log("Done!".$msg,0);}
- //flush();
- //ob_flush();
- }
- unset($lp_ids);
- unset($lp_users);
- unset($parent_chaps);
- unset($lp_chap_items);
- unset($ordered_chaps);
- unset($lp_items);
- unset($lp_ordered_items);
- unset($parent_lps);
- fwrite($fh,"-- Recording course homepages links changes for SCORM to enable reverting\n");
- fwrite($fh_revert,"-- Recording reverted course homepages links changes for SCORM to enable reverting\n");
- fwrite($fh_res,"-- Recording resulting course homepages links changes for SCORM\n");
- /**
- * SCORM
- * The migration needs to take all data from the scorm.scorm_main and scorm.scorm_sco_data tables
- * and add them to the new lp, lp_view, lp_item and lp_item_view tables.
- */
- if($loglevel>0){error_log("Now starting migration of scorm tables from global SCORM database",0);}
- $scorm_main = $dbScormForm.'.'.TABLE_SCORM_MAIN;
- $scorm_item = $dbScormForm.'.'.TABLE_SCORM_SCO_DATA;
- //$lp_main = Database::get_course_table(TABLE_LEARNPATH_MAIN,$db);
- $course_pref = $table_prefix;
- $lp_ids = array();
- $lp_item_ids = array();
- $lp_item_refs = array();
- $lp_course = array();
- $lp_course_code = array();
- $scorm_lp_paths = array();
- //avoid empty dokeosCourse fields as they potentially break the rest
- mysql_select_db($dbNameForm);
- $course_main = TABLE_MAIN_COURSE;
- $sql_crs = "SELECT * FROM $course_main WHERE target_course_code IS NULL";
- if($loglevel>0){error_log("$sql_crs",0);}
- $res_crs = Database::query($sql_crs,__FILE__,__LINE__);
- $num = Database::num_rows($res_crs);
- //prepare an array that will contain course codes and for each course code a list of lps [by path prefixed by '/']
- $scorms =array();
- $course_code_swap = '';
- $scormdocuments_lps = array();
- while($course_row = Database::fetch_array($res_crs)){
- if($loglevel>0){error_log("Now dealing with course ".$course_row['code']."...",0);}
- //check the validity of this new course
- $my_course_code = $course_row['code'];
- //reinit the scormdocuments list
- //$scormdocuments_lps = array();
- $db_name = $courses_id_full_table_prefix_list[$my_course_code];
- if(strlen($courses_id_list[$course_code])>40)
- {
- error_log('Database '.$courses_id_list[$course_code].' is too long, skipping',0);
- continue;
- }
- //echo "Now processing database $db_name<br />";
- $tblscodoc = $db_name.TABLE_SCORMDOC;
- $sql_scodoc = "SELECT path FROM $tblscodoc WHERE path IS NOT NULL AND path != ''";
- if($loglevel>1){error_log("$sql_scodoc",0);}
- $res_scodoc = Database::query($sql_scodoc,__FILE__,__LINE__);
- while($row_scodoc = Database::fetch_array($res_scodoc)){
- //check if there's more than one slash in total
- if(strpos($row_scodoc['path'],'/',1)===false){
- $tmp_path = $row_scodoc['path'];
- if($loglevel>1){error_log("++Now opening $tmp_path",0);}
- //add a prefixing slash if there is none
- if(substr($tmp_path,0,1)!='/'){
- $tmp_path = '/'.$tmp_path;
- }
- //if the path is just a slash, empty it
- if($tmp_path=='/'){
- $tmp_path='';
- }
- //there is only one 'slash' sign at the beginning,
- //or none at all, so we assume
- //it is a main directory that should be taken as path
- $courses_dir = $sys_course_path.''.$courses_dir_list[$my_course_code].'/scorm'.$tmp_path;
- if(!is_dir($courses_dir)){
- //echo "Scormdocument path $my_content_id: $tmp_path doesn't exist in ".$sys_course_path.$courses_dir_list[$my_course_code]."/scorm, skipping<br/>\n";
- continue;
- //avoid if contentTitle is not the name of an existing directory
- }elseif(!is_file($courses_dir."/imsmanifest.xml")){
- //if the imsmanifest file was not found there
- if($loglevel>2){error_log(" !!imsmanifest.xml not found at scormdocument's $courses_dir/imsmanifest.xml, skipping",0);}
- //try subdirectories on one level depth
- if($loglevel>2){error_log(" Trying subdirectories...",0);}
- $dh = opendir($courses_dir);
- while($entry = readdir($dh)){
- if(substr($entry,0,1)!='.'){
- if(is_dir($courses_dir."/".$entry)){
- if(is_file($courses_dir."/".$entry."/imsmanifest.xml")){
- if($loglevel>2){error_log(". .. and found $courses_dir/$entry/imsmanifest.xml!",0);}
- if(!in_array($tmp_path."/".$entry."/imsmanifest.xml",$scormdocuments_lps)){
- if($loglevel>2){error_log(" Recording.<br/>",0);}
- $scormdocuments_lps[] = $tmp_path."/".$entry;
- }
- }
- }
- }
- }
- }else{
- if($loglevel>2){error_log(" Found scormdocument $tmp_path in ".$sys_course_path.$courses_dir_list[$my_course_code]."/scorm, treating it.",0);}
- $scormdocuments_lps[] = $tmp_path;
- }
- }
- }
- //Because certain people with no admin skills had fun adding direct links to SCORM
- // from the courses introductions, we have to check for SCORM packages from there too...
- $tbl_intro = $db_name.TABLE_TOOL_INTRO;
- $sql_i = "SELECT * FROM $tbl_intro WHERE id='course_homepage'";
- //echo $sql_i;
- $res_i = Database::query($sql_i,__FILE__,__LINE__);
- //$link_to_course1 = 'scorm/scormdocument.php';
- while($row_scodoc = Database::fetch_array($res_i)){
- $intro = $row_scodoc['intro_text'];
- //echo $intro."<br />\n";
- $matches = array();
- $pattern = '@scorm/showinframes\.php([^\s"\']*)file=([^\s"\'&]*)@';
- if(preg_match_all($pattern,$intro,$matches,PREG_SET_ORDER))
- {
- if(count($matches)<1)
- {
- //skip
- }
- else
- {
- //echo "Found matches in $tbl_intro<br />";
- foreach($matches as $match)
- {
- //echo "Found match ".print_r($match,true)."<br />";
- $mymatch = urldecode($match[2]);
- $mymatch = str_replace($sys_course_path,$upd_course_path,$mymatch);
- if(!empty($mymatch) && (strtolower(substr($mymatch,-15))=='imsmanifest.xml') && is_file(realpath(urldecode($mymatch))) )
- {
- //echo $mymatch." seems ok<br />";
- //found a new scorm course in the old directory
- $courses_dir = $upd_course_path.''.$courses_dir_list[$my_course_code].'/scorm';
- //check if the file is in the current course path, otherwise just forget about it
- //as it would be too difficult to migrate
- //echo "Comparing $mymatch with $courses_dir<br />";
- if(strpos($mymatch,$courses_dir)!==false)
- {
- //remove the course dir up to /scorm from this path
- $entry = substr($mymatch,strlen($courses_dir));
- //remove the /imsmanifest.xml from the end of the path
- $entry = substr($entry,0,-16);
- //if $entry was /var/www/dokeos/courses/ABC/scorm/tralala/imsmanifest.xml,
- //$entry is now /tralala
- //echo "Checking if manifest exists in ".$courses_dir.$entry."/imsmanifest.xml<br />";
- if(is_file($courses_dir.$entry."/imsmanifest.xml")){
- //echo "found $courses_dir/$entry/imsmanifest.xml!<br />";
- if($loglevel>2){error_log(". .. and found $courses_dir/$entry/imsmanifest.xml!",0);}
- if(!in_array($entry."/imsmanifest.xml",$scormdocuments_lps)){
- if($loglevel>2){error_log(" Recording.<br/>",0);}
- //echo "Recording $entry<br />";
- $scormdocuments_lps[] = $entry;
- }
- }
- else
- {
- //echo "Manifest does not exist in ".$courses_dir.$entry."/imsmanifest.xml<br />";
- }
- }
- }
- }
- }
- }
- }
- //prepare the new course's space in the scorms array
- $scorms[$my_course_code] = array();
- $sql_paths = "SELECT * FROM $scorm_main WHERE dokeosCourse = '".$my_course_code."'";
- if($loglevel>0){error_log("$sql_paths",0);}
- $res_paths = Database::query($sql_paths,__FILE__,__LINE__);
- $num = Database::num_rows($res_paths);
- while($scorm_row = Database::fetch_array($res_paths)){
- //check if this is a new course
- $my_content_id = $scorm_row['contentId'];
- $my_path = $scorm_row['contentTitle'];
- if(substr($my_path,0,1)!='/'){
- $my_path = '/'.$my_path;
- }
- if($my_path=='/'){
- $my_path='';
- }
- if($loglevel>1){error_log("++++Now opening $my_path",0);}
- if(!is_dir($courses_dir = $sys_course_path.''.$courses_dir_list[$my_course_code].'/scorm'.$my_path)){
- if($loglevel>1){error_log("Path $my_content_id: $my_path doesn't exist in ".$sys_course_path.$courses_dir_list[$my_course_code]."/scorm, skipping",0);}
- continue;
- //avoid if contentTitle is not the name of an existing directory
- }elseif(!is_file($sys_course_path.$courses_dir_list[$my_course_code].'/scorm'.$my_path."/imsmanifest.xml")){
- if($loglevel>1){error_log("!!imsmanifest.xml not found at ".$sys_course_path.$courses_dir_list[$my_course_code].'/scorm'.$my_path."/imsmanifest.xml, skipping",0);}
- continue;
- }else{
- if($loglevel>1){error_log("Found $my_path in ".$sys_course_path.$courses_dir_list[$my_course_code]."/scorm".$mypath."/imsmanifest.xml, keeping it.",0);}
- $scorms[$my_course_code][$my_path] = $my_content_id;
- }
- }
- //check if all the lps from scormdocuments_lps are already in the course array,
- //otherwise add them (and set ID of 0 so no tracking will be available)
- foreach($scormdocuments_lps as $path){
- if(!in_array($path,array_keys($scorms[$my_course_code]))){
- //add it (-1 means no ID)
- if($loglevel>1){error_log("** Scormdocument path $path wasn't recorded yet. Added.",0);}
- $scorms[$my_course_code][$path] = -1;
- }
- }
- $course_code_swap = $my_course_code;
- unset($scormdocuments_lps);
- }
- //echo "<pre>courses_id_list: ".print_r($courses_id_list,true)."</pre>\n";
- $my_count = 0;
- foreach($scorms as $mycourse => $my_paths){
- $my_count += count($my_paths);
- }
- if($loglevel>0){error_log("---- Scorms array now contains ".$mycount." paths to migrate. Starting migration...",0);}
- /**
- * Looping through the SCO_MAIN table for SCORM learnpath attached to courses
- * Order by course to try and reuse the maximum data
- */
- $i_count = 0;
- foreach($scorms as $my_course_code => $paths_list )
- {
- $max_dsp_lp = 0;
- $course_lp_done = array();
- $db_name = $courses_id_full_table_prefix_list[$my_course_code];
- foreach($paths_list as $my_path => $old_id){
- if($loglevel>1){error_log("Migrating lp $my_path from course $my_course_code...",0);}
- $i_count ++;
- //error_log('New LP - Migration script - Content '.$i_count.' on '.$num.' (course '.$scorm['dokeosCourse'].')',0);
- //check if there is no embedded learnpaths into other learnpaths (one root-level and another embedded)
- $embedded = false;
- foreach($course_lp_done as $tmp_lp){
- if(empty($tmp_lp)){
- $tmp_lp = '/'; //allows finding the lp as a subitem, otherwise strstr returns false
- }
- if(strstr($my_path,$tmp_lp)===false){
- //let it be
- }else{
- //this lp is embedded inside another lp who's imsmanifest exists, so prevent from parsing
- if($loglevel>1){error_log("LP $my_path is embedded into $tmp_lp, ignoring...",0);}
- $embedded = true;
- continue;
- }
- }
- if($embedded){
- continue;
- }
- $course_lp_done[] = $my_path;
- //echo "<pre>scorm row: ".print_r($scorm,true)."</pre>\n";
- $my_content_id = $old_id;
- $my_path = $my_path;
- $my_name = basename($my_path);
- if($loglevel>1){error_log("Try importing LP $my_path from imsmanifest first as it is more reliable",0);}
- //Setup the ims path (path to the imsmanifest.xml file)
- //echo "Looking for course with code ".$lp_course_code[$my_content_id]." (using $my_content_id)<br />\n";
- //$courses_dir = $sys_course_path.$courses_dir_list[$my_course_code];
- $courses_dir = $upd_course_path.$courses_dir_list[$my_course_code];
- $sco_path_temp = ($my_path=='/')?'':$my_path;
- $sco_middle_path = (empty($sco_path_temp)?'':(substr($sco_path_temp,0,1)=='/')?substr($sco_path_temp,1).'/':$sco_path_temp.'/'); //same thing as sco_path_temp but with reversed slashes
- $ims = $courses_dir.'/scorm'.$sco_path_temp.'/imsmanifest.xml';
- if(is_file($ims)){
- //echo "Path $ims exists, importing...(line ".__LINE__.")<br />";
- $oScorm = new scorm();
- //check if imsmanifest.xml exists at this location. If not, ignore the imsmanifest.
- //That should have been done before already, now.
- if($loglevel>1){error_log("Found imsmanifest ($ims), importing...",0);}
- if(!empty($sco_middle_path)){$oScorm->subdir = $sco_middle_path;} //this sets the subdir for the scorm package inside the scorm dir
- //parse manifest file
- $manifest = $oScorm->parse_manifest($ims);
- //the title is already escaped in the method
- $oScorm->import_manifest($my_course_code);
- //TODO add code to update the path in that new lp created, as it probably uses / where
- //$sco_path_temp should be used...
- $lp_ids[$my_content_id] = $oScorm->lp_id; //contains the old LP ID => the new LP ID
- if($loglevel>1){error_log(" @@@ Created scorm lp ".$oScorm->lp_id." from imsmanifest [".$ims."] in course $my_course_code",0);}
- $lp_course[$my_content_id] = $courses_id_list[$my_course_code]; //contains the old learnpath ID => the course DB name
- $lp_course_code[$my_content_id] = $my_course_code;
- $max_dsp_lp++;
- /*
- * QUERY SCORM ITEMS FROM SCORM_SCO_DATA
- * The danger here is that we might have several users for the same data, and so
- * we have to avoid entering the same elements twice
- */
- $sql_items = "SELECT * FROM $scorm_item WHERE contentId = '".$my_content_id."' ORDER BY scoId";
- //echo "$sql_items<br />\n";
- $res_items = Database::query($sql_items,__FILE__,__LINE__);
- while($scormItem = Database::fetch_array($res_items))
- {
- $my_sco_id = $scormItem['scoId']; //the index for display??? (check that)
- $my_identifier = $scormItem['scoIdentifier']; //the scorm item path/name
- $my_title = mysql_real_escape_string($scormItem['scoTitle']);
- $my_status = $scormItem['status'];
- $my_student = $scormItem['studentId'];
- $my_score = $scormItem['score'];
- $my_time = my_get_time($scormItem['time']);
- $my_type = 'sco';
- //$my_item_path = $scorm_lp_paths[$my_content_id]['path'];
- $my_item_path = '';
- //echo " FOUND item belonging to old learnpath num $my_content_id so belongs to course ".$lp_course[$my_content_id]."<br />\n";
- $my_new_lp_item = $db_name.$new_lp_item;
- $my_new_lp_view = $db_name.$new_lp_view;
- $my_new_lp_item_view = $db_name.$new_lp_item_view;
- /*
- * Check if a view is needed
- */
- if($my_score != '' and $my_status != 'not attempted'){
- //it is worth creating an lp_view and an lp_item_view - otherwise not
- $sel_sqlb = "SELECT * FROM $my_new_lp_view " .
- "WHERE lp_id = ".$lp_ids[$my_content_id]." AND user_id = $my_student";
- $sel_resb = Database::query($sel_sqlb,__FILE__,__LINE__);
- if(Database::num_rows($sel_resb)>0){
- //dont insert
- $rowb = Database::fetch_array($sel_resb);
- $view_insert_id = $rowb['id'];
- }else{
- $ins_sql = "INSERT INTO $my_new_lp_view (" .
- "lp_id," .
- "user_id," .
- "view_count" .
- ") VALUES (" .
- $lp_ids[$my_content_id].", " .
- $my_student.", " .
- "1" .
- ")";
- //echo "$ins_sql<br/>";
- $ins_res = Database::query($ins_sql,__FILE__,__LINE__);
- $view_insert_id = Database::insert_id();
- }
- $sel_sqlc = "SELECT * FROM $my_new_lp_item " .
- "WHERE lp_id = ".$lp_ids[$my_content_id]." AND ref = '$my_identifier'";
- $sel_resc = Database::query($sel_sqlc,__FILE__,__LINE__);
- if(Database::num_rows($sel_resc)>0){
- $my_item_id_row = Database::fetch_array($sel_resc);
- $item_insert_id = $my_item_id_row['id'];
- $ins_sql = "INSERT INTO $my_new_lp_item_view (" .
- "lp_item_id, lp_view_id, view_count," .
- "start_time, total_time, score," .
- "status" .
- ") VALUES (" .
- "$item_insert_id, $view_insert_id, 1," .
- "0, $my_time, $my_score," .
- "'$my_status'" .
- ")";
- //echo "$ins_sql<br/>";
- $ins_res = Database::query($ins_sql,__FILE__,__LINE__);
- }else{
- //echo " Didn't find corresponding item for $my_identifier in new tables<br/>\n";
- }
- }
- }
- }
- else{
- //echo "Could not find $ims... Proceeding from database...(line ".__LINE__.")<br />";
- if($loglevel>1){error_log("This is a normal SCORM path",0);}
- $scorm_lp_paths[$my_content_id]['path'] = $my_path;
- //$scorm_lp_paths[$my_content_id]['ims'] = '';
- $table_name = $db_name.$new_lp;
- $sql_ins = "INSERT INTO $table_name (" .
- "lp_type," .
- "name," .
- "description," .
- "path," .
- "force_commit, " .
- "default_encoding," .
- "display_order," .
- "content_maker," .
- "content_local," .
- "js_lib" .
- ") VALUES (" .
- "2," .
- "'$my_name'," .
- "''," .
- "'$my_path'," .
- "0," .
- "'UTF-8'," .
- "".$max_dsp_lp."," .
- "'Unknown'," .
- "'Unknown'," .
- "'scorm_api.php'" .
- ")";
- if($loglevel>1){error_log("$sql_ins",0);}
- $sql_res = Database::query($sql_ins,__FILE__,__LINE__);
- $in_id = Database::insert_id();
- if(empty($in_id) or $in_id == false) die('Could not insert scorm lp: '.$sql_ins);
- //echo " Inserted item $in_id<br />\n";
- $lp_ids[$my_content_id] = $in_id; //contains the old LP ID => the new LP ID
- $lp_course[$my_content_id] = $courses_id_list[$my_course_code]; //contains the old learnpath ID => the course DB name
- $lp_course_code[$my_content_id] = $my_course_code;
- $max_dsp_lp++;
- //Setup the ims path (path to the imsmanifest.xml file)
- //echo "Looking for course with code ".$lp_course_code[$my_content_id]." (using $my_content_id)<br />\n";
- $courses_dir = $sys_course_path.$courses_dir_list[$lp_course_code[$my_content_id]];
- //$scorm_lp_paths[$my_content_id]['path'] = str_replace(' ','\\ ',$scorm_lp_paths[$my_content_id]['path']);
- $sco_path_temp = ($scorm_lp_paths[$my_content_id]['path']=='/')?'':$scorm_lp_paths[$my_content_id]['path'];
- $scorm_lp_paths[$my_content_id]['ims'] = $courses_dir.'/scorm'.$sco_path_temp.'/imsmanifest.xml';
- //generate an imsmanifest object to get more info about the learnpath from the file
- $oScorm = new scorm();
- //check if imsmanifest.xml exists at this location. If not, ignore the imsmanifest.
- //That should have been done before already, now.
- if(!is_file($scorm_lp_paths[$my_content_id]['ims'])){
- if($loglevel>1){error_log("!!! imsmanifest file not found at ".$scorm_lp_paths[$my_content_id]['ims'].' for old lp '.$my_content_id.' and new '.$lp_ids[$my_content_id],0);}
- $manifest = false;
- }else{
- //echo "Parsing ".$scorm_lp_paths[$my_content_id]['ims']."<br>\n";
- //parse manifest file
- $manifest = $oScorm->parse_manifest($scorm_lp_paths[$my_content_id]['ims']);
- //the title is already escaped in the method
- //$my_lp_title = api_convert_encoding($oScorm->get_title(),'ISO-8859-1',$oScorm->manifest_encoding);
- $my_lp_title = api_convert_encoding($oScorm->get_title(),'ISO-8859-1','UTF-8');
- if(!empty($my_lp_title)){
- $my_new_lp = $db_name.$new_lp;
- $my_sql = "UPDATE $my_new_lp " .
- "SET name = '$my_lp_title', " .
- "default_encoding = '".strtoupper($oScorm->manifest_encoding)."' " .
- "WHERE id = ".$lp_ids[$my_content_id];
- if($loglevel>1){error_log("Updating title and encoding: ".$my_sql,0);}
- $my_res = Database::query($my_sql,__FILE__,__LINE__);
- }
- }
- /*
- * QUERY SCORM ITEMS FROM SCORM_SCO_DATA
- * The danger here is that we might have several users for the same data, and so
- * we have to avoid entering the same elements twice
- */
- $sql_items = "SELECT * FROM $scorm_item WHERE contentId = '".$my_content_id."' ORDER BY scoId";
- //echo "$sql_items<br />\n";
- $res_items = Database::query($sql_items,__FILE__,__LINE__);
- while($scormItem = Database::fetch_array($res_items))
- {
- $my_sco_id = $scormItem['scoId']; //the index for display??? (check that)
- $my_identifier = $scormItem['scoIdentifier']; //the scorm item path/name
- $my_title = mysql_real_escape_string($scormItem['scoTitle']);
- $my_status = $scormItem['status'];
- $my_student = $scormItem['studentId'];
- $my_score = $scormItem['score'];
- $my_time = my_get_time($scormItem['time']);
- $my_type = 'sco';
- //$my_item_path = $scorm_lp_paths[$my_content_id]['path'];
- $my_item_path = '';
- //echo " FOUND item belonging to old learnpath num $my_content_id so belongs to course ".$lp_course[$my_content_id]."<br />\n";
- $my_new_lp_item = $db_name.$new_lp_item;
- $my_new_lp_view = $db_name.$new_lp_view;
- $my_new_lp_item_view = $db_name.$new_lp_item_view;
- /*
- * Query items from the new table to check if it doesn't exist already
- * Otherwise insert it
- */
- $sel_sql = "SELECT * FROM $my_new_lp_item " .
- "WHERE ref = '$my_identifier' " .
- "AND lp_id = ".$lp_ids[$my_content_id]."";
- //echo $sel_sql."<br />\n";
- $sel_res = Database::query($sel_sql,__FILE__,__LINE__);
- if(Database::num_rows($sel_res)>0){
- //this item already exists, reuse
- $row = Database::fetch_array($sel_res);
- $item_insert_id = $row['lp_id'];
- }else{
- $ins_sql = "INSERT INTO $my_new_lp_item (" .
- "lp_id," .
- "item_type," .
- "ref," .
- "title," .
- "path" .
- ") " .
- "VALUES (" .
- "'".$lp_ids[$my_content_id]."'," . //insert new learnpath ID
- "'$my_type'," .
- "'".$my_identifier."'," .
- "'".$my_title."'," .
- "'$my_item_path'" .
- ")";
- $ins_res = Database::query($ins_sql,__FILE__,__LINE__);
- $item_insert_id = Database::insert_id();
- $lp_item_ids[$lp_ids[$my_content_id]][$my_sco_id]=$item_insert_id;
- $lp_item_refs[$lp_ids[$my_content_id]][$my_identifier]=$item_insert_id;
- }
- /*
- * Check if a view is needed
- */
- if($my_score != '' and $my_status != 'not attempted'){
- //it is worth creating an lp_view and an lp_item_view - otherwise not
- $sel_sqlb = "SELECT * FROM $my_new_lp_view " .
- "WHERE lp_id = ".$lp_ids[$my_content_id]." AND user_id = $my_student";
- $sel_resb = Database::query($sel_sqlb,__FILE__,__LINE__);
- if(Database::num_rows($sel_resb)>0){
- //dont insert
- $rowb = Database::fetch_array($sel_resb);
- $view_insert_id = $rowb['id'];
- }else{
- $ins_sql = "INSERT INTO $my_new_lp_view (" .
- "lp_id," .
- "user_id," .
- "view_count" .
- ") VALUES (" .
- $lp_ids[$my_content_id].", " .
- $my_student.", " .
- "1" .
- ")";
- $ins_res = Database::query($ins_sql,__FILE__,__LINE__);
- $view_insert_id = Database::insert_id();
- }
- $ins_sql = "INSERT INTO $my_new_lp_item_view (" .
- "lp_item_id, lp_view_id, view_count," .
- "start_time, total_time, score," .
- "status" .
- ") VALUES (" .
- "$item_insert_id, $view_insert_id, 1," .
- "0, $my_time, $my_score," .
- "'$my_status'" .
- ")";
- $ins_res = Database::query($ins_sql,__FILE__,__LINE__);
- }
- }
- //UPDATE THE LP_VIEW progress
- if(!empty($view_insert_id))
- {
- $sql = "SELECT count(distinct(lp_item_id)) FROM $my_new_lp_item_view WHERE lp_view_id = ".$view_insert_id." AND status IN ('passed','completed','succeeded','browsed','failed')";
- $myres = Database::query($sql,__FILE__,__LINE__);
- $myrow = Database::fetch_array($myres);
- $completed = $myrow[0];
- $mylpid = $lp_ids[$my_content_id];
- $sql = "SELECT count(*) FROM $my_new_lp_item WHERE lp_id = '".$mylpid."'";
- $myres = Database::query($sql,__FILE__,__LINE__);
- $myrow = Database::fetch_array($myres);
- $total = $myrow[0];
- $progress = ((float)$completed/(float)$total)*100;
- $progress = number_format($progress,0);
- $sql = "UPDATE $my_new_lp_view SET progress = '$progress' WHERE id = '$view_insert_id'";
- $myres = Database::query($sql,__FILE__,__LINE__);
- }
- /*
- * Set all information that might be more correct coming from imsmanifest
- */
- //$my_new_lp = $db_name.$new_lp;
- //$my_new_lp_item = $db_name.$new_lp_item;
- //$my_new_lp_view = $db_name.$new_lp_view;
- //$my_new_lp_item_view = $db_name.$new_lp_item_view;
- //$sel_sql = "SELECT * FROM $my_new_lp WHERE id = $in_id";
- //$res = @mysql_query($sel_sql);
- //if(!$res){
- // echo "Error selecting lp: $sel_sql - ".mysql_error()."<br />\n";
- //}
- $lp_details = array();
- //while($row = Database::fetch_array($res))
- //{
- $ordered_list = array();
- $mylist = array();
- foreach($oScorm->organizations as $org){
- //There should be only one organization (generally)
- //and if there are more, we are not supposed to have been
- //able to manage them before the new tool, so ignore
- if(count($ordered_list)>0){
- break;
- }
- $ordered_list = $org->get_flat_items_list();
- }
- $previous = 0;
- $stock = array(0);
- $level=0;
- $parent_id = 0;
- foreach($ordered_list as $index => $subarray)
- {
- //$subarray is an array representing one item and that contains info like
- //identifier, level, rel_order, prerequisites, title, masteryscore, etc.
- //echo "<pre>Lookin for ".$subarray['identifier']." ".print_r($lp_item_refs,true)."</pre>\n";
- if(!empty($lp_item_refs[$in_id][$subarray['identifier']])){
- $new_id = $lp_item_refs[$in_id][$subarray['identifier']];
- $next = 0;
- $dsp = $subarray['rel_order'];
- if($subarray['level']>$level){
- //getting one level deeper, just consult
- $parent_id = $previous;
- array_push($stock,$previous);
- $level = $subarray['level'];
- }elseif($subarray['level']==$level){
- //we are on the same level, going to the next id
- //array_pop($stock);
- //array_push($stock,$new_id);
- }else{
- //getting back from one level deeper
- array_pop($stock);
- $parent_id = array_pop($stock);
- array_push($stock,$parent_id);
- $level = $subarray['level'];
- }
- if(!empty($ordered_list[$index+1]['identifier']) && !empty($lp_item_refs[$in_id][$ordered_list[$index+1]['identifier']])){
- $next = $lp_item_refs[$in_id][$ordered_list[$index+1]['identifier']];
- }
- $path = $oScorm->get_res_path($subarray['identifierref']);
- $update_path = '';
- if(!empty($path)){
- //if new path is not empty, update
- $update_path = "path = '$path', ";
- }
- $type = $oScorm->get_res_type($subarray['identifierref']);
- $update_type = '';
- if(!empty($type)){
- //if type is defined, update
- $update_type = "item_type = '$type', ";
- }
- if(empty($path)){
- //if path is empty, it is a dir anyway
- $update_type = "item_type = 'dir', ";
- }
- $prereq = $subarray['prerequisites'];
- $update_prereq = '';
- if(!empty($prereq)){
- $update_prereq = "prerequisite = '$prereq', ";
- }
- //we had previous data about this element, update
- $sql2 = "UPDATE $my_new_lp_item " .
- "SET parent_item_id = $parent_id, " .
- "previous_item_id = $previous, " .
- "next_item_id = $next, " .
- $update_path.
- $update_type.
- $update_prereq.
- "display_order = $dsp " .
- "WHERE lp_id = ".$in_id." AND id = ".$new_id;
- //echo "$sql2<br>\n";
- $res2 = Database::query($sql2,__FILE__,__LINE__);
- $previous = $new_id;
- }
- }
- /**
- * Migrate links on the homepage as well now (look into the TABLE_TOOL_LIST table and
- * update the links to newscorm/lp_controller.php?action=view&lp_id=x)
- * See scorm_migrate_hometools.php
- */
- //}
- //end of case where $my_content_id != -1
- }
- /**
- * Update course description (intro page) to use new links instead of learnpath/learnpath_handler.php
- */
- $tbl_intro = $db_name.TABLE_TOOL_INTRO;
- $sql_i = "SELECT * FROM $tbl_intro WHERE id='course_homepage'";
- $res_i = Database::query($sql_i,__FILE__,__LINE__);
- //$link_to_course1 = 'scorm/scormdocument.php';
- while($row_i = Database::fetch_array($res_i)){
- $intro = $row_i['intro_text'];
- $out = array();
- $enc_path = str_replace('/','%2F',$my_path);
- $enc_path = str_replace(' ','\+',$enc_path);
- //echo "Looking for path ".$enc_path."<br>\n";
- $pattern = '@claroline/scorm/scormdocument\.php([^\s"\']*)openDir='.$enc_path.'([\\"\'\s&]*)@';
- if(preg_match_all($pattern,$intro,$out,PREG_SET_ORDER)){
- foreach($out as $results){
- //echo "---> replace ".'/'.$results[0].'/ by newscorm/lp_controller.php'.$results[1].'action=view&lp_id='.$lp_ids[$my_content_id];
- //$intro = preg_replace('/scorm\/scormdocument\.php([^\s"\']*)openDir='.$enc_path.'([\\"\'\s&])/','newscorm/lp_controller.php'.$results[1].'action=view&lp_id='.$lp_ids[$my_content_id],$intro);
- $intro = preg_replace('@claroline/scorm/scormdocument\.php([^\s"\']*)openDir='.$enc_path.'([^\s"\']*)@','main/newscorm/lp_controller.php'.$results[1].'action=view&lp_id='.$lp_ids[$my_content_id],$intro);
- }
- }else{
- //echo "No scorm link found in intro text<br/>";
- }
- $pattern = '@claroline/scorm/showinframes\.php([^\s"\']*)file=([^\s"\'&]*)'.$enc_path.'@';
- if(preg_match_all($pattern,$intro,$out,PREG_SET_ORDER)){
- foreach($out as $results){
- //echo "---> replace ".'/'.$results[0].'/ by newscorm/lp_controller.php'.$results[1].'action=view&lp_id='.$lp_ids[$my_content_id];
- //$intro = preg_replace('/scorm\/showinframes\.php([^\s"\']*)file=([^\s"\']*)'.$enc_path.'/','newscorm/lp_controller.php'.$results[1].'action=view&lp_id='.$lp_ids[$my_content_id],$intro);
- $intro = preg_replace('@claroline/scorm/showinframes\.php([^\s"\']*)file=([^\s"\'&]*)'.$enc_path.'([^\s"\']*)@','main/newscorm/lp_controller.php'.$results[1].'action=view&lp_id='.$lp_ids[$my_content_id],$intro);
- }
- }else{
- //echo "No scorm link found in intro text<br/>";
- }
- if($intro != $row_i['intro_text']){
- //echo "<pre>Replacing ".$row_i['intro_text']."\n by \n ".$intro."</pre><br/>\n";
- $sql_upd = "update $tbl_intro set intro_text = '".mysql_real_escape_string($intro)."' WHERE id = 'course_homepage' AND intro_text = '".mysql_real_escape_string($row_i['intro_text'])."'";
- //echo $sql_upd."<br/>\n";
- fwrite($fh,$sql_upd."\n");
- fwrite($fh_revert,"UPDATE $tbl_intro set intro_text = '".$row_i['intro_text']."' WHERE id = 'course_homepage' AND intro_text = '$intro';\n");
- fwrite($fh_res,$intro."\n");
- Database::query($sql_upd,__FILE__,__LINE__);
- }
- }
- flush();
- }
- }
- fclose($fh);
- fclose($fh_revert);
- fclose($fh_res);
- if($loglevel>0){error_log("All done!",0);}
- //echo "</body></html>";
- ?>
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