[Hw4mdl-svn] SF.net SVN: hw4mdl: [86] trunk/moodle/mod/liveclassroom/api.php

[<sh...@us...>]

Revision: 86
          http://svn.sourceforge.net/hw4mdl/?rev=86&view=rev
Author:   shazan
Date:     2006-10-13 06:48:08 -0700 (Fri, 13 Oct 2006)

Log Message:
-----------
authenticate system every 30 minutes

Modified Paths:
--------------
    trunk/moodle/mod/liveclassroom/api.php

Modified: trunk/moodle/mod/liveclassroom/api.php
===================================================================
--- trunk/moodle/mod/liveclassroom/api.php	2006-10-13 12:41:52 UTC (rev 85)
+++ trunk/moodle/mod/liveclassroom/api.php	2006-10-13 13:48:08 UTC (rev 86)
@@ -64,6 +64,7 @@
 
 $LIVECLASSROOM_API_RECORD_SEPERATOR = "=END RECORD";
 
+session_start();
 
 
 /**
@@ -102,17 +103,18 @@
 
   //add_to_log("", "liveclassroom", "", "liveclassroom_api_authenticate", "URL Sent: $url");
   //add_to_log("", "liveclassroom", "", "", "Creating Auth Cookie in: ".dirname(__FILE__).'/cookie.txt');
+	
+	 $cookie_file_path = $CFG->dirroot.'/mod/liveclassroom/tmp/cookie.txt'; // Cookie File path
 
-
-
   $ch = curl_init();
   curl_setopt($ch, CURLOPT_URL,$url);
+
   curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
   curl_setopt($ch, CURLOPT_TIMEOUT, 4);
-  curl_setopt($ch, CURLOPT_COOKIEJAR, System::mktemp("lc"));
+  curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_file_path);
   curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
   $data = curl_exec($ch);
-  #print_r $data;
+
   if (curl_errno($ch)) {
     print curl_error($ch);
     return false;
@@ -126,9 +128,56 @@
   }
 
   return $ch;
+
 }
 
+ /**
+ *  Send a query to the server with the given function and the given attributes  
+ *  Check if the session cookie exist and get the cookie creation date.
+ *	If it's less than 30 minutes, the cookie is got for the request, if not a new authenticate is done.
+ *	@param $const : function called
+ *  @param $attribute : different list of attributes for the function called
+ * return $data : result query
+ */
+ function liveclassroom_api_send_query($const,$attribute) {
+ 		global $CFG;
+  	global $LIVECLASSROOM_API_ADMIN;
 
+	$cookie_file_path = $CFG->dirroot.'/mod/liveclassroom/tmp/cookie.txt'; //Cookie File path	      
+	
+	$currentTime = time();
+
+	if( (!file_exists($cookie_file_path)) || ($currentTime > (time(filemtime($cookie_file_path))+1800)) ){
+		if (!$ch = liveclassroom_api_authenticate()) {
+		    return false;
+		}
+	}
+	
+	$url = $CFG->liveclassroom_servername.
+		         $LIVECLASSROOM_API_ADMIN.
+		         $const.
+				 		$attribute;
+		
+  $ch = curl_init();
+  curl_setopt($ch, CURLOPT_URL,$url);
+  curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+  curl_setopt($ch, CURLOPT_TIMEOUT, 4);
+  curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_file_path);
+  curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
+		
+		$data = curl_exec($ch);
+		
+		if (curl_errno($ch)) {
+		    print curl_error($ch);
+		    return false;
+	 	}
+
+	return $data;
+ }
+ 
+
+
+
 /**
  * Create the Live Classroom User $user with the role $rolename. This function
  * actually creates profiles that will further be used for teacher/student 
@@ -192,8 +241,6 @@
    
  
 }
-
-
  
 /**
  * Returns a session id (hzA) to be inserted in URLs to access the LC server
@@ -210,29 +257,8 @@
   global $LIVECLASSROOM_API_ADMIN;
   global $LIVECLASSROOM_API_FUNCTION_GET_TOKEN;
 
-  if (!$ch = liveclassroom_api_authenticate()) {
-    return false;
-  }
+	$data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_TOKEN, "&target=$userid&nickname=$nickname");
 
-  $url = $CFG->liveclassroom_servername.
-         $LIVECLASSROOM_API_ADMIN.
-         $LIVECLASSROOM_API_FUNCTION_GET_TOKEN.
-         "&target=$userid".
-         "&nickname=$nickname";
-
-  //DEBUG
-  //add_to_log("", "liveclassroom", "", "liveclassroom_api_get_session", "URL Sent: $url");
-
-  curl_setopt($ch, CURLOPT_URL,$url);
-  $data = curl_exec($ch);
-
-  //DEBUG
-  //add_to_log("", "liveclassroom", "", "liveclassroom_api_get_session", "DATA: <pre>$data</pre>");
-  if (curl_errno($ch)) {
-    print curl_error($ch);
-    return false;
-  }
-
   preg_match("(\d*)", $data, $matches);
   $respcode = $matches[0];
 
@@ -306,32 +332,9 @@
          $LIVECLASSROOM_API_FUNCTION_CREATE_ROLE;
 
 
- // liveclassroom_api_send_query($ch,$LIVECLASSROOM_API_FUNCTION_CREATE_ROLE,"&target=$roomid&user_id=$userid&role_id=$role");
-	
-  if (!$ch = liveclassroom_api_authenticate()) {
-    return false;
-  }
+	$data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_CREATE_ROLE, "&target=$roomid&user_id=$userid&role_id=$role");
 
-  $url = $CFG->liveclassroom_servername.
-         $LIVECLASSROOM_API_ADMIN.
-         $LIVECLASSROOM_API_FUNCTION_CREATE_ROLE.
-         "&target=$roomid".
-         "&user_id=$userid".
-         "&role_id=$role";
-
-  //DEBUG
-  //add_to_log("", "liveclassroom", "", "liveclassroom_api_add_user_role", "URL Sent: $url");
-
-  curl_setopt($ch, CURLOPT_URL,$url);
-  $data = curl_exec($ch);
-
-  //DEBUG
-  //add_to_log("", "liveclassroom", "", "liveclassroom_api_create_class", "DATA: <pre>$data</pre>");
-  if (curl_errno($ch)) {
-    print curl_error($ch);
-    return false;
-  }
-
+ 
   preg_match("(\d*)", $data, $matches);
   $respcode = $matches[0];
 
@@ -350,30 +353,9 @@
          $LIVECLASSROOM_API_FUNCTION_DELETE_ROLE;
 
 
-  if (!$ch = liveclassroom_api_authenticate()) {
-    return false;
-  }
+	$data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_DELETE_ROLE, "&target=$roomid&user_id=$userid&role_id=$role");
 
-  $url = $CFG->liveclassroom_servername.
-         $LIVECLASSROOM_API_ADMIN.
-         $LIVECLASSROOM_API_FUNCTION_DELETE_ROLE.
-         "&target=$roomid".
-         "&user_id=$userid".
-         "&role_id=$role";
 
-  //DEBUG
-  //add_to_log("", "liveclassroom", "", "liveclassroom_api_remove_user_role", "URL Sent: $url");
-
-  curl_setopt($ch, CURLOPT_URL,$url);
-  $data = curl_exec($ch);
-
-  //DEBUG
-  //add_to_log("", "liveclassroom", "", "liveclassroom_api_create_class", "DATA: <pre>$data</pre>");
-  if (curl_errno($ch)) {
-    print curl_error($ch);
-    return false;
-  }
-
   preg_match("(\d*)", $data, $matches);
   $respcode = $matches[0];
 
@@ -389,30 +371,9 @@
   global $LIVECLASSROOM_API_ADMIN,
          $LIVECLASSROOM_API_FUNCTION_DELETE_ROLE;
 
-  if (!$ch = liveclassroom_api_authenticate()) {
-    return false;
-  }
+	$data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_DELETE_ROLE, "&target=$roomid&user_id=$groupid&role_id=$role");
 
-  $url = $CFG->liveclassroom_servername.
-         $LIVECLASSROOM_API_ADMIN.
-         $LIVECLASSROOM_API_FUNCTION_DELETE_ROLE.
-         "&target=$roomid".
-         "&group_id=$groupid".
-         "&role_id=$role";
 
-  //DEBUG
- // add_to_log("", "liveclassroom", "", "liveclassroom_api_remove_group_role", "URL Sent: $url");
-
-  curl_setopt($ch, CURLOPT_URL,$url);
-  $data = curl_exec($ch);
-
-  //DEBUG
-  //add_to_log("", "liveclassroom", "", "liveclassroom_api_create_class", "DATA: <pre>$data</pre>");
-  if (curl_errno($ch)) {
-    print curl_error($ch);
-    return false;
-  }
-
   preg_match("(\d*)", $data, $matches);
   $respcode = $matches[0];
 
@@ -423,96 +384,7 @@
   return true;
 }
 
-/**
-   * Retrieve list of all rooms from the LC server available to the given user
-   * ID.
-   *
-   * @param userid User ID to filter by, null if none
-   * @param role   Optional role to filter by
-   * @param roomid
-   * @return 
-   */
-  function liveclassroom_api_get_room_list($userid,$course) {
-  	
-  	global $CFG;
-  	global $LIVECLASSROOM_API_ADMIN,
-  		$LIVECLASSROOM_API_RECORD_SEPERATOR,
-         $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
-	
-	$data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST,"&attribute=class_id&attribute=preview&attribute=longname&filter00=archive&filter00value=0&AccessUser=$userid");
-	
-	$studentuserid = liveclassroom_api_get_student_user_id($course->shortname);
-//	$studentuserid = "_moodle_hgh_S";
-	//add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_listp", "apres get student user id".time());
-	  preg_match("(\d*)", $data, $matches);
-	  $respcode = $matches[0];
-	
-	  if ( $respcode != 100) {
-	    return false;
-	  }
-	//  print $data."<br>";
-	
-	$line = explode("\n",$data);
-	$j=0;
-	$k=0;
-	// $line = strtok($data,"\n");
- // while (!empty($currentline) ) {
- //   $currentline = strtok("\n");
- // }
-	
-	for($i=1;$i<sizeof($line)-3;$i=$i+4){
-		//add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_list", "boucle".time());
-		if(liveclassroom_api_role_user_room(liveclassroom_parse_line($line[$i+1],"class_id="), $studentuserid)=='Student') { //lecture room
-	//	add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_list", "boucle".time());
-			$table_result[0][$j]= liveclassroom_parse_line($line[$i+1],"class_id=");
-			//add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_list", "boucle2".$table_result[0][$j].time());
-			$table_result[0][$j+1]= liveclassroom_parse_line($line[$i],"preview=");
-			$table_result[0][$j+2]= liveclassroom_parse_line($line[$i+2],"longname=");
-			$j = $j+3;
-		}
-		else {
-			$table_result[1][$k]= liveclassroom_parse_line($line[$i+1],"class_id=");
-			$table_result[1][$k+1]= liveclassroom_parse_line($line[$i],"preview=");
-			$table_result[1][$k+2]= liveclassroom_parse_line($line[$i+2],"longname=");
-			$k = $k+3;
-		}
-		
-	}
-	/*
-	$i=0;
-	$j=0; 
-	$tok = split("100 OK",$data);
-	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);
-	//add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_listp", "avant la boucle".time());
-	foreach($tok1 as $tok1value) {
-		//add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_listp", "1ere boucle".time());
-  		$line = explode("\n",$tok1value);
-	  	foreach ($line as $line_value) {
-	  		//add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_listp", "2eme boucle".time());
-	  		$result = explode("=",$line_value);  		
-	  		$room_table[$result[0]]=$result[1];
-	  		
-	  		if(liveclassroom_api_role_user_room($room_table['class_id'], $studentuserid)=='Student') { //lecture room
-	  			$table_result[0][$i] = $room_table;
-	  			add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_listp", $room_table['class_id']." ".time());
-	  			$i++;
-	  		}
-	  		else { //breakout room
-	  			$table_result[1][$j] = $room_table;
-	  			add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_listp", $room_table['class_id']." ".time());
-	  			$j++;
-	  		}
-	  		//$table_result[$i]=$result[1];
-	  	//	print $table_result[$i];
-	  	//	$i++;
-	  	//	add_to_log("", "liveclassroom", "", "liveclassroom_api_get_infos_room", $result[0]."=".$room_table[$result[0]] );
-	  	}
-	}
-	*/
-  return $table_result;	
-	  
 
-  }
 
 
 /**
@@ -550,55 +422,8 @@
  }
  
  
- /**
- *  Send a query to the server with the given function and the attributes given 
- *	@param $ch
- *	@param $const : function called
- *  @param $attribute : different list of attribute for the function called
- * return $data : list of the result query
- */
- function liveclassroom_api_send_query($const,$attribute) {
- 	global $CFG;
-  	global $LIVECLASSROOM_API_ADMIN;
-  	
-  	if (!$ch = liveclassroom_api_authenticate()) {
-	    return false;
-	}
 
-	  	$url = $CFG->liveclassroom_servername.
-		         $LIVECLASSROOM_API_ADMIN.
-		         $const.
-				 $attribute;
-		         
-		curl_setopt($ch, CURLOPT_URL,$url);
-		$data = curl_exec($ch);
-		
-		if (curl_errno($ch)) {
-		    print curl_error($ch);
-		    return false;
-	 	}
-	
-	return $data;
- }
- 
- function liveclassroom_api_set_query_attribute($query,$attribute) {
- 	
- }
- 
- function liveclassroom_api_set_query_filter($query) {
- 	
- }
- 
-/**
-* Parses the HTTP response body
-*
-* @param response
-*/
-function liveclassroom_parse_response($response) {
-	return true;
-}
 
-
 /**
 *
 * return a string delimited by the pattern and the end of line
@@ -794,24 +619,7 @@
    		}
    	}
    	
-   	/*
-   	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);
-   	$j=0;
-   	foreach ($tok1 as $tok1_value) {
-   	//for($i=0;$i<sizeof($tok1);$i++) {
-	//	$test = strstr($tok1[$i],$roomid);
-		$test = strstr($tok1_value,$roomid);
-		if($test!=false){
-		//	print "yrr";
-		//	$result = liveclassroom_parse_line($tok1[$i],"class_id=");
-  	    	//Remove le " " at the end of the line
-			$response = substr($test,0,-1);
-			$list_return[$j]=$response;	
-			$j++;	
-		} 		
-   	}
-   	*/
+ 
    	return $list_return;
 }
 
@@ -960,15 +768,7 @@
 	
 	return $result;
 
-/*
-	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);
-	$result = liveclassroom_parse_line($tok1[0],"user_id=");  	    
-	//Remove le " " at the end of the line
-	$response = substr($result,0,-1);
-	
-	return $response;
-*/
+
 }
   
   
@@ -1039,90 +839,11 @@
 	else return false;
 
 }
-/*
-function liveclassroom_api_room_is_archive ($roomid){
-  global $CFG;
-  global $LIVECLASSROOM_API_ADMIN;
-  global $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
-  global $LIVECLASSROOM_API_RECORD_SEPERATOR;
 
-  $data = liveclassroom_api_send_query($ch,$LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST, "&filter00=class_id&filter00value=$roomid&filter01=archive&filter01value=1");
-  
-	preg_match("(\d*)", $data, $matches);
-	  $respcode = $matches[0];
-	
-	  if ( $respcode != 100) {
-	    return false;
-	  }
 
-   	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);
 
-	if(sizeof($tok1)>1){
-	  	return true;
-	 }
-	 else {
-		return false;
-	 }
-}*/
 
 /*
-*	List all the orphaned archive on the server
-*  NEED TO BE TESTED !!!!
-*/
-
-function liveclassroom_api_get_orphaned_archive_list() {
-    
-	$tab_archive = liveclassroom_api_get_archive_list() ;
-   	
-   	
-   	//liste des archive
-   	//si ya une class id on la prend pas
-   	
-	$j=0;
-   	
-   	for($i=0;$i<sizeof($tab_archive);$i++) {
-   		if ($tok[$i]!=null) {
-   			//tester les room
-   			$list_return[$j]=$tok[$i];
-   		}
-   	}
-   	print $data;
-   	return $list_return;
-}
-
-/*
-*	Give the description of he room given	
-*	@param $roomid : the id of the room
-*	return a String :description of the room
-*/
-function liveclassroom_api_get_room_description($roomid){
-  global $CFG;
-  global $LIVECLASSROOM_API_ADMIN;
-  global $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
-  global $LIVECLASSROOM_API_RECORD_SEPERATOR;
-  
-  $data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST, "&attribute=description&filter00=class_id&filter00value=$roomid");
-  
-	preg_match("(\d*)", $data, $matches);
-	  $respcode = $matches[0];
-	
-	  if ( $respcode != 100) {
-	    return false;
-	  }
-	print $url;
-   	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);		
-   	
-   	$tok2 = split("class_id=",$tok1[0]);
-   	$result = liveclassroom_parse_line($tok2[0],"description=");  	    
-	//Remove le " " at the end of the line
-	$response = substr($result,0,-1);
-	
-	return $response;
-
-}
-/*
 *	Give the nam of the room given	
 *	@param $roomid : the id of the room
 *	return a String :name of the room
@@ -1190,79 +911,8 @@
 
 }
  	
-/*
-*		
-*	@param $roomid : the id of the room
-*	return a boolean :true if hms two way is enabled, false if not
-*/ 
-function liveclassroom_api_room_is_hmstwoway_enabled($roomid){
-  global $CFG;
-  global $LIVECLASSROOM_API_ADMIN;
-  global $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
-  global $LIVECLASSROOM_API_RECORD_SEPERATOR;
-  
-  $data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST, "&attribute=hms_two_way_enabled&filter00=class_id&filter00value=$roomid");
-  
-	preg_match("(\d*)", $data, $matches);
-	  $respcode = $matches[0];
-	
-	  if ( $respcode != 100) {
-	    return false;
-	  }
-	//print $url;
-   	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);	
-	   	
-   	$test = strstr($tok1[0],"hms_two_way_enabled=");
-   	
-   	//$tok2 = split("class_id=",$tok1[0]);
-   	$result = liveclassroom_parse_line($test,"hms_two_way_enabled=");  	    
-	//Remove le " " at the end of the line
-	$response = substr($result,0,-1);
-	
-	if($response==1) {
-		return true;	
-	}
-	else return false;
 
-} 	
-/*
-*	
-*	@param $roomid : the id of the room
-*	return a boolean :true if hms Simulcat is restricted, false if not
-*/ 
-function liveclassroom_api_room_is_hmsSimulcast_restricted($roomid){
-  global $CFG;
-  global $LIVECLASSROOM_API_ADMIN;
-  global $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
-  global $LIVECLASSROOM_API_RECORD_SEPERATOR;
-  
-  $data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST, "&attribute=hms_simulcast_restricted&filter00=class_id&filter00value=$roomid");
-  
-	preg_match("(\d*)", $data, $matches);
-	  $respcode = $matches[0];
-	
-	  if ( $respcode != 100) {
-	    return false;
-	  }
-	//print $url;
-   	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);	
-	   	
-   	$test = strstr($tok1[0],"hms_simulcast_restricted=");
-   	
-   	//$tok2 = split("class_id=",$tok1[0]);
-   	$result = liveclassroom_parse_line($test,"hms_simulcast_restricted=");  	    
-	//Remove le " " at the end of the line
-	$response = substr($result,0,-1);
-	
-	if($response==1) {
-		return true;	
-	}
-	else return false;
 
-}
-
 /*
 *	Get the number of user limit of the room given
 *	@param $roomid : the id of the room
@@ -1296,229 +946,11 @@
 
 }
 
-/*
-*	To know if a room enable private chat
-*	@param $roomid : the id of the room
-*	return a boolean : true is private chat is enabled, false if not
-*/ 
-function liveclassroom_api_is_private_chat_enabled($roomid){
-  global $CFG;
-  global $LIVECLASSROOM_API_ADMIN;
-  global $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
-  global $LIVECLASSROOM_API_RECORD_SEPERATOR;
-  
-  $data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST, "&attribute=privatechatenable&filter00=class_id&filter00value=$roomid");
-  
-	preg_match("(\d*)", $data, $matches);
-	  $respcode = $matches[0];
-	
-	  if ( $respcode != 100) {
-	    return false;
-	  }
-	//print $url;
-   	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);	
-	   	
-   	$test = strstr($tok1[0],"privatechatenable=");
-   	
-   	//$tok2 = split("class_id=",$tok1[0]);
-   	$result = liveclassroom_parse_line($test,"privatechatenable=");  	    
-	//Remove le " " at the end of the line
-	$response = substr($result,0,-1);
-	
-	if($response==1) {
-		return true;	
-	}
-	else return false;
 
-}
 
-/*
-*	To know if a room enable powerpoint import
-*	@param $roomid : the id of the room
-*	return a boolean : true is powerpoint import is enabled, false if not
-*/
-function liveclassroom_api_is_ppt_import_enabled($roomid){
-  global $CFG;
-  global $LIVECLASSROOM_API_ADMIN;
-  global $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
-  global $LIVECLASSROOM_API_RECORD_SEPERATOR;
-  
-  $data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST, "&attribute=can_ppt_import&filter00=class_id&filter00value=$roomid");
-  
-	preg_match("(\d*)", $data, $matches);
-	  $respcode = $matches[0];
-	
-	  if ( $respcode != 100) {
-	    return false;
-	  }
-	//print $url;
-   	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);	
-	   	
-   	$test = strstr($tok1[0],"can_ppt_import=");
-   	
-   	//$tok2 = split("class_id=",$tok1[0]);
-   	$result = liveclassroom_parse_line($test,"can_ppt_import=");  	    
-	//Remove le " " at the end of the line
-	$response = substr($result,0,-1);
-	
-	if($response==1) {
-		return true;	
-	}
-	else return false;
 
-}
 
 /*
-*	To know if a room enable Application Sharing
-*	@param $roomid : the id of the room
-*	return a boolean : true is Application Sharing is enabled, false if not
-*/
-function liveclassroom_api_is_liveshare_enabled($roomid){
-  global $CFG;
-  global $LIVECLASSROOM_API_ADMIN;
-  global $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
-  global $LIVECLASSROOM_API_RECORD_SEPERATOR;
-  
-  $data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST, "&attribute=can_liveshare&filter00=class_id&filter00value=$roomid");
-  
-	preg_match("(\d*)", $data, $matches);
-	  $respcode = $matches[0];
-	
-	  if ( $respcode != 100) {
-	    return false;
-	  }
-	//print $url;
-   	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);	
-	   	
-   	$test = strstr($tok1[0],"can_liveshare=");
-   	
-   	//$tok2 = split("class_id=",$tok1[0]);
-   	$result = liveclassroom_parse_line($test,"can_liveshare=");  	    
-	//Remove le " " at the end of the line
-	$response = substr($result,0,-1);
-	
-	if($response==1) {
-		return true;	
-	}
-	else return false;
-
-}
-
-/*
-*	To know if a room enable archive
-*	@param $roomid : the id of the room
-*	return a boolean : true is archive is enabled, false if not
-*/
-function liveclassroom_api_is_archive_enabled($roomid){
-  global $CFG;
-  global $LIVECLASSROOM_API_ADMIN;
-  global $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
-  global $LIVECLASSROOM_API_RECORD_SEPERATOR;
-  
-  $data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST, "&attribute=can_archive&filter00=class_id&filter00value=$roomid");
-  
-	preg_match("(\d*)", $data, $matches);
-	  $respcode = $matches[0];
-	
-	  if ( $respcode != 100) {
-	    return false;
-	  }
-	//print $url;
-   	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);	
-	   	
-   	$test = strstr($tok1[0],"can_archive=");
-   	
-   	//$tok2 = split("class_id=",$tok1[0]);
-   	$result = liveclassroom_parse_line($test,"can_archive=");  	    
-	//Remove le " " at the end of the line
-	$response = substr($result,0,-1);
-	
-	if($response==1) {
-		return true;	
-	}
-	else return false;
-
-}
-
-/*
-*	To know if a room allow students to use the liveApp plugin tool on the whiteboard
-*	@param $roomid : the id of the room
-*	return a boolean : true is students can use theliveApp plugin tool, false if not
-*/
-function liveclassroom_api_is_student_liveApp_enabled($roomid){
-  global $CFG;
-  global $LIVECLASSROOM_API_ADMIN;
-  global $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
-  global $LIVECLASSROOM_API_RECORD_SEPERATOR;
-  
-  $data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST, "&attribute=student-wb-liveapp&filter00=class_id&filter00value=$roomid");
-  
-	preg_match("(\d*)", $data, $matches);
-	  $respcode = $matches[0];
-	
-	  if ( $respcode != 100) {
-	    return false;
-	  }
-	//print $url;
-   	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);	
-	   	
-   	$test = strstr($tok1[0],"student-wb-liveapp=");
-   	
-   	//$tok2 = split("class_id=",$tok1[0]);
-   	$result = liveclassroom_parse_line($test,"student-wb-liveapp=");  	    
-	//Remove le " " at the end of the line
-	$response = substr($result,0,-1);
-	
-	if($response==1) {
-		return true;	
-	}
-	else return false;
-
-}
-
-/*
-*	To know if a room enable all students to use the whiteboard tools
-*	@param $roomid : the id of the room
-*	return a boolean : true is students can use the whiteboard tools, false if not
-*/
-function liveclassroom_api_is_student_whiteBoard_enabled($roomid){
-  global $CFG;
-  global $LIVECLASSROOM_API_ADMIN;
-  global $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
-  global $LIVECLASSROOM_API_RECORD_SEPERATOR;
-  
-  $data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST, "&attribute=student-wb-enabled&filter00=class_id&filter00value=$roomid");
-  
-	preg_match("(\d*)", $data, $matches);
-	  $respcode = $matches[0];
-	
-	  if ( $respcode != 100) {
-	    return false;
-	  }
-	//print $url;
-   	$tok = split("100 OK",$data);
-   	$tok1 = split($LIVECLASSROOM_API_RECORD_SEPERATOR,$tok[1]);	
-	   	
-   	$test = strstr($tok1[0],"student-wb-enabled=");
-   	
-   	//$tok2 = split("class_id=",$tok1[0]);
-   	$result = liveclassroom_parse_line($test,"student-wb-enabled=");  	    
-	//Remove le " " at the end of the line
-	$response = substr($result,0,-1);
-	
-	if($response==1) {
-		return true;	
-	}
-	else return false;
-
-}
-
-/*
 * Give the information about a room given
 * @param $roomid : the id of the room
 * return a table with the key as the name of the attribute
@@ -1630,27 +1062,32 @@
   return true;	
 
 }*/
-/*
-function ($roomname) {
-		global $CFG;
-  		global $LIVECLASSROOM_API_ADMIN,
-         $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
 
-	$data = liveclassroom_api_send_query($ch,$LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST,"&filter00=longname&filter00value=$roomname");
+function liveclassroom_api_get_room_list($userid,$course) { 
+
+	global $CFG;
+  global $LIVECLASSROOM_API_ADMIN,
+  		$LIVECLASSROOM_API_RECORD_SEPERATOR,
+      $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
 	
+	$data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST,"&attribute=class_id&attribute=longname&filter00=archive&filter00value=0&AccessUser=$userid");
+
 	  preg_match("(\d*)", $data, $matches);
 	  $respcode = $matches[0];
 	
 	  if ( $respcode != 100) {
 	    return false;
 	  }
-	  return $list;
+	$line = explode("\n",$data);
+	$rooms=array();
+	for($i=1;$i<sizeof($line)-2;$i=$i+3){
+		$room[0] = liveclassroom_parse_line($line[$i],"class_id="); //class_id
+		$room[1]= liveclassroom_parse_line($line[$i+1],"longname="); //longname
+		array_push($rooms,$room);
+	}
+	return $rooms;
 }
 
-*/
-
-
-
 /*
 *	List all the rooms and their archives associed + the orphaned archives list
 *
@@ -1667,7 +1104,7 @@
   	global $CFG;
   	global $LIVECLASSROOM_API_ADMIN,
   		$LIVECLASSROOM_API_RECORD_SEPERATOR,
-         $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
+      $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
 	
 	$data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST,"&attribute=class_id&attribute=preview&attribute=longname&attribute=archive&AccessUser=$userid");
 
@@ -1738,20 +1175,29 @@
  return $table_result;	
 
 }
-  
-function liveclassroom_create_xml() {
-	
-	global $CFG;
+
+/*
+*	List all the rooms and their archives associed + the orphaned archives list
+*
+* @param $userid : the user id of the current user
+* @param $course : the current course
+*
+* Return a table composed of 3 parts:
+*	- an xml string who list all the lecture rooms and their archives associed
+*	- an xml string who list all the breakout rooms and their archives associed
+**/  
+function liveclassroom_create_xml($userid,$course) {
+
+  	global $CFG;
   	global $LIVECLASSROOM_API_ADMIN,
   		$LIVECLASSROOM_API_RECORD_SEPERATOR,
-         $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
+      $LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST;
+	//	add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_list", "avant send data ".time());
+	$data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST,"&attribute=class_id&attribute=preview&attribute=longname&filter01=archive&filter01value=0&AccessUser=$userid");
+	//	add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_list", "apres send data ".time());
 	
-	 // Cr\xE9ation d'un nouvel objet document
-    $doc = new DOMDocument('1.0', 'ISO-8859-1');
-	
-	$data = liveclassroom_api_send_query($LIVECLASSROOM_API_FUNCTION_GET_ROOM_LIST,"&attribute=class_id&attribute=preview&attribute=longname&attribute=archive&AccessUser=$userid");
-
 	$studentuserid = liveclassroom_api_get_student_user_id($course->shortname);
+	
 	  preg_match("(\d*)", $data, $matches);
 	  $respcode = $matches[0];
 	
@@ -1759,82 +1205,88 @@
 	    return false;
 	  }
 
-	$line = explode("\n",$data);
+	
+	  $lecturerooms = '<?xml version=1.0 ?>';
+	  $breakoutrooms= '<?xml version=1.0 ?>';
+	
+	$lecturerooms .= '<root><rooms>';
+	$breakoutrooms .= '<root><rooms>';
 
+	$line = explode("\n",$data);
+		
 	$tabarchive = array();
-	$orphanedarchives = array();
-	$rooms=array();	//lecture rooms table
-	$rooms1=array();//breakout rooms table		
-	
-	for($i=1;$i<sizeof($line)-4;$i=$i+5){
 
-		if((liveclassroom_parse_line($line[$i+3],"archive=")!=1)){  // it is a room
+	for($i=1;$i<sizeof($line)-3;$i=$i+4){
 
-			$room[0] = liveclassroom_parse_line($line[$i+1],"class_id="); //class_id
-			$room[1]= liveclassroom_parse_line($line[$i+2],"longname="); //longname
-			$room[2]= liveclassroom_parse_line($line[$i],"preview="); //preview
-			$room[3]= array();
-			
-			if(liveclassroom_api_role_user_room($room[0], $studentuserid)=='Student') { //lecture room
+		$room[0]= liveclassroom_parse_line($line[$i+1],"class_id="); //class_id
+		$room[1]= liveclassroom_parse_line($line[$i+2],"longname="); //longname
+		$room[2]= liveclassroom_parse_line($line[$i],"preview="); //preview
 
-				$rooms[$room[0]]=$room;	
-				
-			}
-			else {	//Breakout room
-	
-				$rooms1[$room[0]]=$room;	
-			}	
-
-		}
-		else { // it is an archive
+		if(liveclassroom_api_role_user_room($room[0], $studentuserid)=='Student') { //lecture room
+			
+			$lecturerooms .='<room>'; 
+			$lecturerooms .='<id>'.$room[0].'</id>'; 
+			$lecturerooms .='<longname>'.$room[1].'</longname>'; 
+			$lecturerooms .='<preview>'.$room[2].'</preview>';  
 		
-			$archiveid=liveclassroom_parse_line($line[$i+1],"class_id=");// larchive id
-			$roomid = substr($archiveid,0,strlen($archiveid)-18);//room id
+			$tabarchive = liveclassroom_api_get_archive_list_for_a_room($room[0],$userid);
+		
+			if(sizeof($tabarchive)>0){ //archives
+				add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_list", "archive 	".time());
+				$lecturerooms .='<archives>'; 
+			//	for($j=0;$j<sizeof($tabarchive);$j++){
 			
-			$archive=array();
-			$archive[0]=$archiveid;
-	   		$archive[1]=liveclassroom_parse_line($line[$i+2],"longname=");  //longname 
-			$archive[2]=liveclassroom_parse_line($line[$i],"preview=");  
-			$archive[3]=$roomid;  //preview
-			array_push($tabarchive,$archive);
+				foreach	($tabarchive as $archive) {
+					$lecturerooms .='<archive>'; 
+					$lecturerooms .='<id>'.$archive[1].'</id>'; 
+					$lecturerooms .='<longname>'.$archive[2].'</longname>'; 
+					$lecturerooms .='<preview>'.$archive[0].'</preview>';  
+					$lecturerooms .='</archive>'; 
+				}
+				$lecturerooms .='</archives>'; 
+			}
 			
+			$lecturerooms .='</room>'; 
 		}
-	}	
-	foreach($tabarchive as $value) {
-		if (array_key_exists($value[3],$rooms)) { //lecture room table
-			array_push($rooms[$value[3]][3],$value);
-		}
-		else if (array_key_exists($value[3],$rooms1)) { //breakout room table
-			array_push($rooms1[$value[3]][3],$value);
-		}
-		else { //orphaned archive
-			array_push($orphanedarchives,$value);		
-		}
-	}
+		else {	//Breakout room
+	
+			$breakoutrooms .='<room>'; 
+			$breakoutrooms .='<id>'.$room[0].'</id>'; 
+			$breakoutrooms .='<longname>'.$room[1].'</longname>'; 
+			$breakoutrooms .='<preview>'.$room[2].'</preview>'; 
+		//	add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_list", "before archivze liste ".time());
+			$tabarchive = liveclassroom_api_get_archive_list_for_a_room($room[0],$userid);
+		//	add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_list", "after archivze liste ".time());
+			if(sizeof($tabarchive)>0){ //archives
+		//add_to_log("", "liveclassroom", "", "liveclassroom_api_get_room_list", "archive 	".time());
+				$breakoutrooms .='<archives>'; 
+				foreach	($tabarchive as $archive) {
+					$breakoutrooms .='<archive>'; 
+					$breakoutrooms .='<id>'.$archive[1].'</id>'; 
+					$breakoutrooms .='<longname>'.$archive[2].'</longname>'; 
+					$breakoutrooms .='<preview>'.$archive[0].'</preview>';  
+					$breakoutrooms .='</archive>'; 
+				}
+				$breakoutrooms .='</archives>'; 
+			}
+			 
+			$breakoutrooms .='</room>'; 
+		}	
 		
-	$table_result[0]=$rooms;
-	$table_result[1]=$rooms1;
-	$table_result[2]=$orphanedarchives;
-
-
-
-
+	}
+	$lecturerooms .= '</rooms></root>';
+	$breakoutrooms .= '</rooms></root>';
 	
 	
-	$xml = '<racine><element>texte</element></racine>';
-	$doc->loadXML($xml);
 	
-    // Cr\xE9ation de l'\xE9l\xE9ment racine
-    $root = $dom->createElement($xmlObject->root->name);
-    $dom->appendChild($root);
+	add_to_log($course->id, "liveclassroom", "view", "liveclassroom_create_xml", "after");
 	
-    // appel d'une fonction r\xE9cursive qui construit l'\xE9l\xE9ment XML
-    // \xE0 partir de l'objet, en parcourant tout l'arbre de l'objet.
-    setElement($dom, $xmlObject->root, $root);
+	$table_result[0]=$lecturerooms;
+	$table_result[1]=$breakoutrooms;
+
 	
-    // Mise \xE0 jour du fichier source original
-    $dom->save($xmlObject->source);
-    echo $xmlObject->source;  			
+ return $table_result;	
+
 }
   
 ?>


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