chamilo / chamilo-lms

main/messages/view_message.php

Indentation +17 added lines, -17 removed lines

@@ -7,40 +7,40 @@
 require_once '../inc/global.inc.php';
 api_block_anonymous_users();
 if (api_get_setting('allow_message_tool')!='true') {
-	api_not_allowed();
+    api_not_allowed();
 }
 
 if (isset($_REQUEST['f']) && $_REQUEST['f'] == 'social') {
-	$this_section = SECTION_SOCIAL;
-	$interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/social/home.php','name' => get_lang('Social'));
-	$interbreadcrumb[]= array ('url' => 'inbox.php?f=social','name' => get_lang('Inbox'));
+    $this_section = SECTION_SOCIAL;
+    $interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/social/home.php','name' => get_lang('Social'));
+    $interbreadcrumb[]= array ('url' => 'inbox.php?f=social','name' => get_lang('Inbox'));
 } else {
-	$this_section = SECTION_MYPROFILE;
-	$interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/auth/profile.php','name' => get_lang('Profile'));
+    $this_section = SECTION_MYPROFILE;
+    $interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/auth/profile.php','name' => get_lang('Profile'));
 }
 
 $social_right_content = '';
 
 if (isset($_GET['f']) && $_GET['f']=='social') {
-	$social_parameter = '?f=social';
+    $social_parameter = '?f=social';
 } else {
-	if (api_get_setting('extended_profile') == 'true') {
-		$social_right_content .= '<div class="actions">';
+    if (api_get_setting('extended_profile') == 'true') {
+        $social_right_content .= '<div class="actions">';
 
-		if (api_get_setting('allow_social_tool') === 'true' && api_get_setting('allow_message_tool') === 'true') {
-			$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/profile.php">'.
+        if (api_get_setting('allow_social_tool') === 'true' && api_get_setting('allow_message_tool') === 'true') {
+            $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/profile.php">'.
                 Display::return_icon('shared_profile.png', get_lang('ViewSharedProfile')).'</a>';
-		}
-		if (api_get_setting('allow_message_tool') === 'true') {
-		    $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php">'.
+        }
+        if (api_get_setting('allow_message_tool') === 'true') {
+            $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php">'.
                 Display::return_icon('message_new.png',get_lang('ComposeMessage')).'</a>';
             $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/inbox.php">'.
                 Display::return_icon('inbox.png',get_lang('Inbox')).'</a>';
             $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/outbox.php">'.
                 Display::return_icon('outbox.png',get_lang('Outbox')).'</a>';
-		}
-		$social_right_content .= '</div>';
-	}
+        }
+        $social_right_content .= '</div>';
+    }
 }
 
 if (empty($_GET['id'])) {

main/course_info/delete_course.php

Indentation +1 added lines, -1 removed lines

@@ -44,7 +44,7 @@
     $message .= '<p><a class="btn btn-primary" href="'.api_get_path(WEB_CODE_PATH).'course_info/maintenance.php?'.api_get_cidreq().'">'.
         get_lang('No').'</a>&nbsp;<a class="btn btn-danger" href="'.api_get_self().'?delete=yes&'.api_get_cidreq().'">'.
         get_lang('Yes').'</a></p>';
-	$interbreadcrumb[] = array('url' => 'maintenance.php', 'name' => get_lang('Maintenance'));
+    $interbreadcrumb[] = array('url' => 'maintenance.php', 'name' => get_lang('Maintenance'));
 }
 Display :: display_header($tool_name, 'Settings');
 echo Display::page_header($tool_name);

main/inc/lib/export.lib.inc.php

Indentation +8 added lines, -8 removed lines

@@ -115,13 +115,13 @@ 
     }
 
     /**
-    * Export tabular data to XML-file
-    * @param array  Simple array of data to put in XML
-    * @param string Name of file to be given to the user
-    * @param string Name of common tag to place each line in
-    * @param string Name of the root element. A root element should always be given.
-    * @param string Encoding in which the data is provided
-    */
+     * Export tabular data to XML-file
+     * @param array  Simple array of data to put in XML
+     * @param string Name of file to be given to the user
+     * @param string Name of common tag to place each line in
+     * @param string Name of the root element. A root element should always be given.
+     * @param string Encoding in which the data is provided
+     */
     public static function arrayToXml(
         $data,
         $filename = 'export',
@@ -200,7 +200,7 @@ 
         foreach ($data as $row) {
             $string .= "\n".str_repeat("\t",$level).'<'.$row['name'].'>';
             if (is_array($row['value'])) {
-            	$string .= self::_export_complex_table_xml_helper($row['value'],$level+1)."\n";
+                $string .= self::_export_complex_table_xml_helper($row['value'],$level+1)."\n";
                 $string .= str_repeat("\t",$level).'</'.$row['name'].'>';
             } else {
                 $string .= $row['value'];

main/inc/lib/add_many_session_to_category_functions.lib.php

Indentation +21 added lines, -21 removed lines

@@ -25,29 +25,29 @@
     function search_courses($needle,$type)
     {
         $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
-		$xajax_response = new xajaxResponse();
-		$return = '';
-		if(!empty($needle) && !empty($type)) {
-			// xajax send utf8 datas... datas in db can be non-utf8 datas
-			$charset = api_get_system_encoding();
-			$needle = api_convert_encoding($needle, $charset, 'utf-8');
-			$needle = Database::escape_string($needle);
+        $xajax_response = new xajaxResponse();
+        $return = '';
+        if(!empty($needle) && !empty($type)) {
+            // xajax send utf8 datas... datas in db can be non-utf8 datas
+            $charset = api_get_system_encoding();
+            $needle = api_convert_encoding($needle, $charset, 'utf-8');
+            $needle = Database::escape_string($needle);
 
-			$sql = 'SELECT * FROM '.$tbl_session.' WHERE name LIKE "'.$needle.'%" ORDER BY id';
+            $sql = 'SELECT * FROM '.$tbl_session.' WHERE name LIKE "'.$needle.'%" ORDER BY id';
 
-			$rs = Database::query($sql);
-			$course_list = array();
+            $rs = Database::query($sql);
+            $course_list = array();
 
-			$return .= '<select id="origin" name="NoSessionCategoryList[]" multiple="multiple" size="20" style="width:340px;">';
-			while($course = Database :: fetch_array($rs)) {
-				$course_list[] = $course['id'];
-				$return .= '<option value="'.$course['id'].'" title="'.htmlspecialchars($course['name'],ENT_QUOTES).'">'.$course['name'].'</option>';
-			}
-			$return .= '</select>';
-			$xajax_response -> addAssign('ajax_list_courses_multiple','innerHTML',api_utf8_encode($return));
-		}
-		$_SESSION['course_list'] = $course_list;
+            $return .= '<select id="origin" name="NoSessionCategoryList[]" multiple="multiple" size="20" style="width:340px;">';
+            while($course = Database :: fetch_array($rs)) {
+                $course_list[] = $course['id'];
+                $return .= '<option value="'.$course['id'].'" title="'.htmlspecialchars($course['name'],ENT_QUOTES).'">'.$course['name'].'</option>';
+            }
+            $return .= '</select>';
+            $xajax_response -> addAssign('ajax_list_courses_multiple','innerHTML',api_utf8_encode($return));
+        }
+        $_SESSION['course_list'] = $course_list;
         
-		return $xajax_response;
-	}
+        return $xajax_response;
+    }
 }

src/Chamilo/CoreBundle/Component/Editor/Editor.php

Indentation +1 added lines, -1 removed lines

@@ -137,7 +137,7 @@
                     array('\r', '\n', '\x3c', '\x3e', '\x26'),
                     addslashes($var)
                 ).'"';
-             case 'array':
+                case 'array':
                 // Arrays in JSON can't be associative. If the array is empty or if it
                 // has sequential whole number keys starting with 0, it's not associative
                 // so we can go ahead and convert it as an array.

main/inc/lib/security.lib.php

Indentation +11 added lines, -11 removed lines

@@ -304,9 +304,9 @@ 
      */
     public static function remove_XSS($var, $user_status = null, $filter_terms = false)
     {
-    	if ($filter_terms) {
-    		$var = self::filter_terms($var);
-    	}
+        if ($filter_terms) {
+            $var = self::filter_terms($var);
+        }
 
         if (empty($user_status)) {
             if (api_is_anonymous()) {
@@ -401,7 +401,7 @@ 
      */
     public static function filter_terms($text)
     {
-    	static $bad_terms = array();
+        static $bad_terms = array();
 
         if (empty($bad_terms)) {
             $list = api_get_setting('filter_terms');
@@ -422,14 +422,14 @@ 
             }
         }
 
-    	$replace = '***';
-    	if (!empty($bad_terms)) {
-    		// Fast way
-    		$new_text = str_ireplace($bad_terms, $replace, $text, $count);
-    		$text = $new_text;
-    	}
+        $replace = '***';
+        if (!empty($bad_terms)) {
+            // Fast way
+            $new_text = str_ireplace($bad_terms, $replace, $text, $count);
+            $text = $new_text;
+        }
         
-		return $text;
+        return $text;
     }
 
 

main/glossary/index.php

Indentation +1 added lines, -1 removed lines

@@ -139,7 +139,7 @@
                     api_get_local_time($glossary_data['update_date'])
                 );
             } else {
-                 $glossary_data['update_date'] = '';
+                    $glossary_data['update_date'] = '';
             }
 
             $form->addLabel(get_lang('CreationDate'), $glossary_data['insert_date']);

main/inc/lib/usermanager.lib.php

Indentation +32 added lines, -32 removed lines

@@ -1267,13 +1267,13 @@ 
     }
 
     /**
-    * Get the users by ID
-    * @param array $ids student ids
-    * @param string $active
-    * @param string $order
-    * @param string $limit
-    * @return array $result student information
-    */
+     * Get the users by ID
+     * @param array $ids student ids
+     * @param string $active
+     * @param string $order
+     * @param string $limit
+     * @return array $result student information
+     */
     public static function get_user_list_by_ids($ids = array(), $active = null, $order = null, $limit = null)
     {
         if (empty($ids)) {
@@ -2314,7 +2314,7 @@ 
      *
      * @return array with extra data info of a user i.e array('field_variable'=>'value');
      */
-     public static function get_extra_user_data_by_value($variable, $value, $all_visibility = true)
+        public static function get_extra_user_data_by_value($variable, $value, $all_visibility = true)
     {
         $extraFieldValue = new ExtraFieldValue('user');
         $extraField = new ExtraField('user');
@@ -3409,12 +3409,12 @@ 
         if ($tag_id == 0) {
             //the tag doesn't exist
             $sql = "INSERT INTO $table_user_tag (tag, field_id,count) VALUES ('$tag','$field_id', count + 1)";
-             Database::query($sql);
+                Database::query($sql);
             $last_insert_id = Database::insert_id();
         } else {
             //the tag exists we update it
             $sql = "UPDATE $table_user_tag SET count = count + 1 WHERE id  = $tag_id";
-             Database::query($sql);
+                Database::query($sql);
             $last_insert_id = $tag_id;
         }
 
@@ -3610,9 +3610,9 @@ 
     }
 
     /**
-      * Get extra filtrable user fields (only type select)
-      * @return array
-      */
+     * Get extra filtrable user fields (only type select)
+     * @return array
+     */
     public static function get_extra_filtrable_fields()
     {
         $extraFieldList = UserManager::get_extra_fields();
@@ -3637,9 +3637,9 @@ 
     }
 
     /**
-      * Get extra where clauses for finding users based on extra filtrable user fields (type select)
-      * @return string With AND clauses based on user's ID which have the values to search in extra user fields
-      */
+     * Get extra where clauses for finding users based on extra filtrable user fields (type select)
+     * @return string With AND clauses based on user's ID which have the values to search in extra user fields
+     */
     public static function get_search_form_where_extra_fields()
     {
         $useExtraFields = false;
@@ -3958,23 +3958,23 @@ 
     }
 
     /**
-    * Get users followed by human resource manager
-    * @param int $userId
-    * @param int  $userStatus Filter users by status (STUDENT, COURSEMANAGER, etc)
-    * @param bool $getOnlyUserId
-    * @param bool $getSql
-    * @param bool $getCount
-    * @param int $from
-    * @param int $numberItems
-    * @param int $column
-    * @param string $direction
-    * @param int $active
-    * @param string $lastConnectionDate
-    * @param int $status the function is called by who? COURSEMANAGER, DRH?
-    * @param string $keyword
+     * Get users followed by human resource manager
+     * @param int $userId
+     * @param int  $userStatus Filter users by status (STUDENT, COURSEMANAGER, etc)
+     * @param bool $getOnlyUserId
+     * @param bool $getSql
+     * @param bool $getCount
+     * @param int $from
+     * @param int $numberItems
+     * @param int $column
+     * @param string $direction
+     * @param int $active
+     * @param string $lastConnectionDate
+     * @param int $status the function is called by who? COURSEMANAGER, DRH?
+     * @param string $keyword
      *
-    * @return array user list
-    */
+     * @return array user list
+     */
     public static function getUsersFollowedByUser(
         $userId,
         $userStatus = null,

main/webservices/cm_webservice_course.php

Indentation +511 added lines, -511 removed lines

@@ -10,521 +10,521 @@
  */
 class WSCMCourse extends WSCM
 {
-	/**
-	 * Deletes a course (helper method)
-	 *
-	 * @param string Course id field name
-	 * @param string Course id value
-	 * @return mixed True if the course was successfully deleted, WSError otherwise
-	 */
-	protected function deleteCourseHelper($course_id_field_name, $course_id_value) {
-		$course_id = $this->getCourseId($course_id_field_name, $course_id_value);
-		if($course_id instanceof WSCMError) {
-			return $course_id;
-		} else {
-			$course_code = CourseManager::get_course_code_from_course_id($course_id);
-			CourseManager::delete_course($course_code);
-			return true;
-		}
-	}
-
-	/**
-	 * Deletes a course
-	 *
-	 * @param string API secret key
-	 * @param string Course id field name
-	 * @param string Course id value
-	 */
-	public function DeleteCourse($secret_key, $course_id_field_name, $course_id_value) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->deleteCourseHelper($course_id_field_name, $course_id_value);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
-
-	/**
-	 * Deletes multiple courses
-	 *
-	 * @param string API secret key
-	 * @param array Array of courses with elements of the form array('course_id_field_name' => 'name_of_field', 'course_id_value' => 'value')
-	 * @return array Array with elements like array('course_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')). Note that if the result array contains a code different
-	 * than 0, an error occured
-	 */
-	public function DeleteCourses($secret_key, $courses) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$results = array();
-			foreach($courses as $course) {
-				$result_tmp = array();
-				$result_op = $this->deleteCourseHelper($course['course_id_field_name'], $course['course_id_value']);
-				$result_tmp['course_id_value'] = $course['course_id_value'];
-				if($result_op instanceof WSCMError) {
-					// Return the error in the results
-					$result_tmp['result'] = $result_op->toArray();
-				} else {
-					$result_tmp['result'] = $this->getSuccessfulResult();
-				}
-				$results[] = $result_tmp;
-			}
-			return $results;
-		}
-	}
-
-	/**
-	 * Creates a course (helper method)
-	 *
-	 * @param string Title
-	 * @param string Category code
-	 * @param string Wanted code. If it's not defined, it will be generated automatically
-	 * @param string Tutor name
-	 * @param string Course admin user id field name
-	 * @param string Course admin user id value
-	 * @param string Course language
-	 * @param string Course id field name
-	 * @param string Course id value
-	 * @param array Course extra fields
-	 * @return mixed Generated id if creation was successful, WSError otherwise
-	 */
-	protected function createCourseHelper($title, $category_code, $wanted_code, $tutor_name, $course_admin_user_id_field_name, $course_admin_user_id_value, $language, $course_id_field_name, $course_id_value, $extras) {
-		// Add the original course id field name and value to the extra fields if needed
-		$extras_associative = array();
-		if($course_id_field_name != "chamilo_course_id") {
-			$extras_associative[$course_id_field_name] = $course_id_value;
-		}
-		foreach($extras as $extra) {
-			$extras_associative[$extra['field_name']] = $extra['field_value'];
-		}
-		$course_admin_id = $this->getUserId($course_admin_user_id_field_name, $course_admin_user_id_value);
-		if($course_admin_id instanceof WSError) {
-			return $course_admin_id;
-		}
-		if($wanted_code == '') {
-			$wanted_code = CourseManager::generate_course_code($title);
-		}
-		$result = create_course($wanted_code, $title, $tutor_name, $category_code, $language, $course_admin_id, $this->_configuration['db_prefix'], 0);
-		if (!$result) {
-			return new WSError(202, 'There was an error creating the course');
-		} else {
-			// Update extra fields
-			foreach($extras_associative as $fname => $fvalue) {
-				CourseManager::update_course_extra_field_value($result, $fname, $fvalue);
-			}
-			// Get course id
-			$course_info = CourseManager::get_course_information($result);
-			return $course_info['real_id'];
-		}
-	}
-
-	/**
-	 * Creates a course
-	 *
-	 * @param string API secret key
-	 * @param string Title
-	 * @param string Category code
-	 * @param string Wanted code. If it's not defined, it will be generated automatically
-	 * @param string Tutor name
-	 * @param string Course admin user id field name
-	 * @param string Course admin user id value
-	 * @param string Course language
-	 * @param string Course id field name
-	 * @param string Course id value
-	 * @param array Course extra fields
-	 * @return int Course id generated
-	 */
-	public function CreateCourse($secret_key, $title, $category_code, $wanted_code, $tutor_name, $course_admin_user_id_field_name, $course_admin_user_id_value, $language, $course_id_field_name, $course_id_value, $extras) {
-		// First, verify the secret key
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->createCourseHelper($title, $category_code, $wanted_code, $tutor_name, $course_admin_user_id_field_name, $course_admin_user_id_value, $language, $course_id_field_name, $course_id_value, $extras);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			} else {
-				return $result;
-			}
-		}
-	}
-
-	/**
-	 * Create multiple courses
-	 *
-	 * @param string API secret key
-	 * @param array Courses to be created, with elements following the structure presented in CreateCourse
-	 * @return array Array with elements of the form array('course_id_value' => 'original value sent', 'course_id_generated' => 'value_generated', 'result' => array('code' => 0, 'message' => 'Operation was successful'))
-	 */
-	public function CreateCourses($secret_key, $courses) {
-		// First, verify the secret key
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSCMError) {
-			$this->handleError($verifKey);
-		} else {
-			$results = array();
-			foreach($courses as $course) {
-				$result_tmp = array();
-				//reinitialize variables just in case
-				$title = $category_code = $wanted_code = $tutor_name = $course_admin_user_id_field_name = $course_admin_user_id_value = $language = $course_id_field_name = $course_id_value = $extras = null;
-				extract($course);
-				$result = $this->createCourseHelper($title, $category_code, $wanted_code, $tutor_name, $course_admin_user_id_field_name, $course_admin_user_id_value, $language, $course_id_field_name, $course_id_value, $extras);
-				if($result instanceof WSCMError) {
-					$result_tmp['result'] = $result->toArray();
-					$result_tmp['course_id_value'] = $course_id_value;
-					$result_tmp['course_id_generated'] = 0;
-				} else {
-					$result_tmp['result'] = $this->getSuccessfulResult();
-					$result_tmp['course_id_value'] = $course_id_value;
-					$result_tmp['course_id_generated'] = $result;
-				}
-				$results[] = $result_tmp;
-			}
-			return $results;
-		}
-	}
-
-	/**
-	 * Edits a course (helper method)
-	 *
-	 * @param string Course id field name
-	 * @param string Course id value
-	 * @param string Title
-	 * @param string Category code
-	 * @param string Department name
-	 * @param string Department url
-	 * @param string Course language
-	 * @param int Visibility
-	 * @param int Subscribe (0 = denied, 1 = allowed)
-	 * @param int Unsubscribe (0 = denied, 1 = allowed)
-	 * @param string Visual code
-	 * @param array Course extra fields
-	 * @return mixed True in case of success, WSError otherwise
-	 */
-	protected function editCourseHelper($course_id_field_name, $course_id_value, $title, $category_code, $department_name, $department_url, $language, $visibility, $subscribe, $unsubscribe, $visual_code, $extras) {
-		$course_id = $this->getCourseId($course_id_field_name, $course_id_value);
-		if($course_id instanceof WSCMError) {
-			return $course_id;
-		} else {
-			$attributes = array();
-			if(!empty($title)) {
-				$attributes['title'] = $title;
-			}
-			if(!empty($category_code)) {
-				$attributes['category_code'] = $category_code;
-			}
-			if(!empty($department_name)) {
-				$attributes['department_name'] = $department_name;
-			}
-			if(!empty($department_url)) {
-				$attributes['department_url'] = $department_url;
-			}
-			if(!empty($language)) {
-				$attributes['course_language'] = $language;
-			}
-			if($visibility != '') {
-				$attributes['visibility'] = (int)$visibility;
-			}
-			if($subscribe != '') {
-				$attributes['subscribe'] = (int)$subscribe;
-			}
-			if($unsubscribe != '') {
-				$attributes['unsubscribe'] = (int)$unsubscribe;
-			}
-			if(!empty($visual_code)) {
-				$attributes['visual_code'] = $visual_code;
-			}
-			if(!empty($attributes)) {
-				CourseManager::update_attributes($course_id, $attributes);
-			}
-			if(!empty($extras)) {
-				$course_code = CourseManager::get_course_code_from_course_id($course_id);
-				$extras_associative = array();
-				foreach($extras as $extra) {
-					$extras_associative[$extra['field_name']] = $extra['field_value'];
-				}
-				foreach($extras_associative as $fname => $fvalue) {
-					CourseManager::update_extra_field_value($course_code, $fname, $fvalue);
-				}
-			}
-			return true;
-		}
-	}
-
-	/**
-	 * Edits a course
-	 *
-	 * @param string API secret key
-	 * @param string Course id field name
-	 * @param string Course id value
-	 * @param string Title
-	 * @param string Category code
-	 * @param string Department name
-	 * @param string Department url
-	 * @param string Course language
-	 * @param int Visibility
-	 * @param int Subscribe (0 = denied, 1 = allowed)
-	 * @param int Unsubscribe (0 = denied, 1 = allowed)
-	 * @param string Visual code
-	 * @param array Course extra fields
-	 */
-	public function EditCourse($secret_key, $course_id_field_name, $course_id_value, $title, $category_code, $department_name, $department_url, $language, $visibility, $subscribe, $unsubscribe, $visual_code, $extras) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSCMError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->editCourseHelper($course_id_field_name, $course_id_value, $title, $category_code, $department_name, $department_url, $language, $visibility, $subscribe, $unsubscribe, $visual_code, $extras);
-			if($result instanceof WSCMError) {
-				$this->handleError($result);
-			}
-		}
-	}
-
-	/**
-	 * List courses
-	 *
-	 * @param string API secret key
-	 * @param string Course id field name. Use "chamilo_course_id" to use internal id
-	 * @return array An array with elements of the form ('id' => 'Course internal id', 'code' => 'Course code', 'title' => 'Course title', 'language' => 'Course language', 'visibility' => 'Course visibility',
-	 * 'category_name' => 'Name of the category of the course', 'number_students' => 'Number of students in the course', 'external_course_id' => 'External course id')
-	 */
-	public function ListCourses($secret_key, $course_id_field_name) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$courses_result = array();
-			$category_names = array();
-
-			$courses = CourseManager::get_courses_list();
-			foreach($courses as $course) {
-				$course_tmp = array();
-				$course_tmp['id'] = $course['id'];
-				$course_tmp['code'] = $course['code'];
-				$course_tmp['title'] = $course['title'];
-				$course_tmp['language'] = $course['course_language'];
-				$course_tmp['visibility'] = $course['visibility'];
-
-				// Determining category name
-				if($category_names[$course['category_code']]) {
-					$course_tmp['category_name'] = $category_names[$course['category_code']];
-				} else {
-					$category = CourseManager::get_course_category($course['category_code']);
-					$category_names[$course['category_code']] = $category['name'];
-					$course_tmp['category_name'] = $category['name'];
-				}
-
-				// Determining number of students registered in course
-				$user_list = CourseManager::get_user_list_from_course_code($course['code']);
-				$course_tmp['number_students'] = count($user_list);
-
-				// Determining external course id
-				$course_tmp['external_course_id'] = CourseManager::get_course_extra_field_value($course_id_field_name, $course['code']);
-
-
-				$courses_result[] = $course_tmp;
-			}
-
-			return $courses_result;
-		}
-	}
-
-	/**
-	 * Subscribe or unsubscribe user to a course (helper method)
-	 *
-	 * @param string Course id field name. Use "chamilo_course_id" to use internal id
-	 * @param string Course id value.
-	 * @param string User id field name. Use "chamilo_user_id" to use internal id
-	 * @param string User id value
-	 * @param int Set to 1 to subscribe, 0 to unsubscribe
-	 * @param int Status (STUDENT or TEACHER) Used for subscription only
-	 * @return mixed True if subscription or unsubscription was successful, false otherwise
-	 */
-	protected function changeUserSubscription($course_id_field_name, $course_id_value, $user_id_field_name, $user_id_value, $state, $status = STUDENT) {
-		$course_id = $this->getCourseId($course_id_field_name, $course_id_value);
-		if($course_id instanceof WSError) {
-			return $course_id;
-		} else {
-			$user_id = $this->getUserId($user_id_field_name, $user_id_value);
-			if($user_id instanceof WSError) {
-				return $user_id;
-			} else {
-				$course_code = CourseManager::get_course_code_from_course_id($course_id);
-				if($state == 0) {
-					// Unsubscribe user
-					CourseManager::unsubscribe_user($user_id, $course_code);
-					return true;
-				} else {
-					// Subscribe user
-					if(CourseManager::subscribe_user($user_id, $course_code, $status)) {
-						return true;
-					} else {
-						return new WSError(203, 'An error occured subscribing to this course');
-					}
-				}
-			}
-		}
-	}
-
-	/**
-	 * Subscribe user to a course
-	 *
-	 * @param string API secret key
-	 * @param string Course id field name. Use "chamilo_course_id" to use internal id
-	 * @param string Course id value.
-	 * @param string User id field name. Use "chamilo_user_id" to use internal id
-	 * @param string User id value
-	 * @param int Status (1 = Teacher, 5 = Student)
-	 */
-	public function SubscribeUserToCourse($secret_key, $course_id_field_name, $course_id_value, $user_id_field_name, $user_id_value, $status) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->changeUserSubscription($course_id_field_name, $course_id_value, $user_id_field_name, $user_id_value, 1, $status);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
-
-	/**
-	 * Unsusbscribe user from course
-	 *
-	 * @param string API secret key
-	 * @param string Course id field name. Use "chamilo_course_id" to use internal id
-	 * @param string Course id value.
-	 * @param string User id field name. Use "chamilo_user_id" to use internal id
-	 * @param string User id value
-	 */
-	public function UnsubscribeUserFromCourse($secret_key, $course_id_field_name, $course_id_value, $user_id_field_name, $user_id_value) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->changeUserSubscription($course_id_field_name, $course_id_value, $user_id_field_name, $user_id_value, 0);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
-
-	/**
-	 * Returns the descriptions of a course, along with their id
-	 *
-	 * @param string API secret key
-	 * @param string Course id field name
-	 * @param string Course id value
-	 * @return array Returns an array with elements of the form ('course_desc_id' => 1, 'course_desc_title' => 'Title', 'course_desc_content' => 'Content')
-	 */
-	public function GetCourseDescriptions($secret_key, $course_id_field_name, $course_id_value) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$course_id = $this->getCourseId($course_id_field_name, $course_id_value);
-			if($course_id instanceof WSError) {
-				return $course_id;
-			} else {
-				// Course exists, get its descriptions
-				$descriptions = CourseDescription::get_descriptions($course_id);
-				$results = array();
-				foreach($descriptions as $description) {
-					$results[] = array('course_desc_id' => $description->get_description_type(),
-						'course_desc_title' => $description->get_title(),
-						'course_desc_content' => $description->get_content());
-				}
-				return $results;
-			}
-		}
-	}
-
-
-	/**
-	 * Edit course description
-	 *
-	 * @param string API secret key
-	 * @param string Course id field name
-	 * @param string Course id value
-	 * @param int Category id from course description
-	 * @param string Description title
-	 * @param string Course description content
-	 */
-	public function EditCourseDescription($secret_key, $course_id_field_name, $course_id_value, $course_desc_id, $course_desc_title, $course_desc_content) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$course_id = $this->getCourseId($course_id_field_name, $course_id_value);
-			if($course_id instanceof WSError) {
-				return $course_id;
-			} else {
-				// Create the new course description
-				$cd = new CourseDescription();
-				$cd->set_description_type($course_desc_id);
-				$cd->set_title($course_desc_title);
-				$cd->set_content($course_desc_content);
-				$cd->set_session_id(0);
-
-				// Get course info
+    /**
+     * Deletes a course (helper method)
+     *
+     * @param string Course id field name
+     * @param string Course id value
+     * @return mixed True if the course was successfully deleted, WSError otherwise
+     */
+    protected function deleteCourseHelper($course_id_field_name, $course_id_value) {
+        $course_id = $this->getCourseId($course_id_field_name, $course_id_value);
+        if($course_id instanceof WSCMError) {
+            return $course_id;
+        } else {
+            $course_code = CourseManager::get_course_code_from_course_id($course_id);
+            CourseManager::delete_course($course_code);
+            return true;
+        }
+    }
+
+    /**
+     * Deletes a course
+     *
+     * @param string API secret key
+     * @param string Course id field name
+     * @param string Course id value
+     */
+    public function DeleteCourse($secret_key, $course_id_field_name, $course_id_value) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->deleteCourseHelper($course_id_field_name, $course_id_value);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
+
+    /**
+     * Deletes multiple courses
+     *
+     * @param string API secret key
+     * @param array Array of courses with elements of the form array('course_id_field_name' => 'name_of_field', 'course_id_value' => 'value')
+     * @return array Array with elements like array('course_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')). Note that if the result array contains a code different
+     * than 0, an error occured
+     */
+    public function DeleteCourses($secret_key, $courses) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $results = array();
+            foreach($courses as $course) {
+                $result_tmp = array();
+                $result_op = $this->deleteCourseHelper($course['course_id_field_name'], $course['course_id_value']);
+                $result_tmp['course_id_value'] = $course['course_id_value'];
+                if($result_op instanceof WSCMError) {
+                    // Return the error in the results
+                    $result_tmp['result'] = $result_op->toArray();
+                } else {
+                    $result_tmp['result'] = $this->getSuccessfulResult();
+                }
+                $results[] = $result_tmp;
+            }
+            return $results;
+        }
+    }
+
+    /**
+     * Creates a course (helper method)
+     *
+     * @param string Title
+     * @param string Category code
+     * @param string Wanted code. If it's not defined, it will be generated automatically
+     * @param string Tutor name
+     * @param string Course admin user id field name
+     * @param string Course admin user id value
+     * @param string Course language
+     * @param string Course id field name
+     * @param string Course id value
+     * @param array Course extra fields
+     * @return mixed Generated id if creation was successful, WSError otherwise
+     */
+    protected function createCourseHelper($title, $category_code, $wanted_code, $tutor_name, $course_admin_user_id_field_name, $course_admin_user_id_value, $language, $course_id_field_name, $course_id_value, $extras) {
+        // Add the original course id field name and value to the extra fields if needed
+        $extras_associative = array();
+        if($course_id_field_name != "chamilo_course_id") {
+            $extras_associative[$course_id_field_name] = $course_id_value;
+        }
+        foreach($extras as $extra) {
+            $extras_associative[$extra['field_name']] = $extra['field_value'];
+        }
+        $course_admin_id = $this->getUserId($course_admin_user_id_field_name, $course_admin_user_id_value);
+        if($course_admin_id instanceof WSError) {
+            return $course_admin_id;
+        }
+        if($wanted_code == '') {
+            $wanted_code = CourseManager::generate_course_code($title);
+        }
+        $result = create_course($wanted_code, $title, $tutor_name, $category_code, $language, $course_admin_id, $this->_configuration['db_prefix'], 0);
+        if (!$result) {
+            return new WSError(202, 'There was an error creating the course');
+        } else {
+            // Update extra fields
+            foreach($extras_associative as $fname => $fvalue) {
+                CourseManager::update_course_extra_field_value($result, $fname, $fvalue);
+            }
+            // Get course id
+            $course_info = CourseManager::get_course_information($result);
+            return $course_info['real_id'];
+        }
+    }
+
+    /**
+     * Creates a course
+     *
+     * @param string API secret key
+     * @param string Title
+     * @param string Category code
+     * @param string Wanted code. If it's not defined, it will be generated automatically
+     * @param string Tutor name
+     * @param string Course admin user id field name
+     * @param string Course admin user id value
+     * @param string Course language
+     * @param string Course id field name
+     * @param string Course id value
+     * @param array Course extra fields
+     * @return int Course id generated
+     */
+    public function CreateCourse($secret_key, $title, $category_code, $wanted_code, $tutor_name, $course_admin_user_id_field_name, $course_admin_user_id_value, $language, $course_id_field_name, $course_id_value, $extras) {
+        // First, verify the secret key
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->createCourseHelper($title, $category_code, $wanted_code, $tutor_name, $course_admin_user_id_field_name, $course_admin_user_id_value, $language, $course_id_field_name, $course_id_value, $extras);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            } else {
+                return $result;
+            }
+        }
+    }
+
+    /**
+     * Create multiple courses
+     *
+     * @param string API secret key
+     * @param array Courses to be created, with elements following the structure presented in CreateCourse
+     * @return array Array with elements of the form array('course_id_value' => 'original value sent', 'course_id_generated' => 'value_generated', 'result' => array('code' => 0, 'message' => 'Operation was successful'))
+     */
+    public function CreateCourses($secret_key, $courses) {
+        // First, verify the secret key
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSCMError) {
+            $this->handleError($verifKey);
+        } else {
+            $results = array();
+            foreach($courses as $course) {
+                $result_tmp = array();
+                //reinitialize variables just in case
+                $title = $category_code = $wanted_code = $tutor_name = $course_admin_user_id_field_name = $course_admin_user_id_value = $language = $course_id_field_name = $course_id_value = $extras = null;
+                extract($course);
+                $result = $this->createCourseHelper($title, $category_code, $wanted_code, $tutor_name, $course_admin_user_id_field_name, $course_admin_user_id_value, $language, $course_id_field_name, $course_id_value, $extras);
+                if($result instanceof WSCMError) {
+                    $result_tmp['result'] = $result->toArray();
+                    $result_tmp['course_id_value'] = $course_id_value;
+                    $result_tmp['course_id_generated'] = 0;
+                } else {
+                    $result_tmp['result'] = $this->getSuccessfulResult();
+                    $result_tmp['course_id_value'] = $course_id_value;
+                    $result_tmp['course_id_generated'] = $result;
+                }
+                $results[] = $result_tmp;
+            }
+            return $results;
+        }
+    }
+
+    /**
+     * Edits a course (helper method)
+     *
+     * @param string Course id field name
+     * @param string Course id value
+     * @param string Title
+     * @param string Category code
+     * @param string Department name
+     * @param string Department url
+     * @param string Course language
+     * @param int Visibility
+     * @param int Subscribe (0 = denied, 1 = allowed)
+     * @param int Unsubscribe (0 = denied, 1 = allowed)
+     * @param string Visual code
+     * @param array Course extra fields
+     * @return mixed True in case of success, WSError otherwise
+     */
+    protected function editCourseHelper($course_id_field_name, $course_id_value, $title, $category_code, $department_name, $department_url, $language, $visibility, $subscribe, $unsubscribe, $visual_code, $extras) {
+        $course_id = $this->getCourseId($course_id_field_name, $course_id_value);
+        if($course_id instanceof WSCMError) {
+            return $course_id;
+        } else {
+            $attributes = array();
+            if(!empty($title)) {
+                $attributes['title'] = $title;
+            }
+            if(!empty($category_code)) {
+                $attributes['category_code'] = $category_code;
+            }
+            if(!empty($department_name)) {
+                $attributes['department_name'] = $department_name;
+            }
+            if(!empty($department_url)) {
+                $attributes['department_url'] = $department_url;
+            }
+            if(!empty($language)) {
+                $attributes['course_language'] = $language;
+            }
+            if($visibility != '') {
+                $attributes['visibility'] = (int)$visibility;
+            }
+            if($subscribe != '') {
+                $attributes['subscribe'] = (int)$subscribe;
+            }
+            if($unsubscribe != '') {
+                $attributes['unsubscribe'] = (int)$unsubscribe;
+            }
+            if(!empty($visual_code)) {
+                $attributes['visual_code'] = $visual_code;
+            }
+            if(!empty($attributes)) {
+                CourseManager::update_attributes($course_id, $attributes);
+            }
+            if(!empty($extras)) {
+                $course_code = CourseManager::get_course_code_from_course_id($course_id);
+                $extras_associative = array();
+                foreach($extras as $extra) {
+                    $extras_associative[$extra['field_name']] = $extra['field_value'];
+                }
+                foreach($extras_associative as $fname => $fvalue) {
+                    CourseManager::update_extra_field_value($course_code, $fname, $fvalue);
+                }
+            }
+            return true;
+        }
+    }
+
+    /**
+     * Edits a course
+     *
+     * @param string API secret key
+     * @param string Course id field name
+     * @param string Course id value
+     * @param string Title
+     * @param string Category code
+     * @param string Department name
+     * @param string Department url
+     * @param string Course language
+     * @param int Visibility
+     * @param int Subscribe (0 = denied, 1 = allowed)
+     * @param int Unsubscribe (0 = denied, 1 = allowed)
+     * @param string Visual code
+     * @param array Course extra fields
+     */
+    public function EditCourse($secret_key, $course_id_field_name, $course_id_value, $title, $category_code, $department_name, $department_url, $language, $visibility, $subscribe, $unsubscribe, $visual_code, $extras) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSCMError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->editCourseHelper($course_id_field_name, $course_id_value, $title, $category_code, $department_name, $department_url, $language, $visibility, $subscribe, $unsubscribe, $visual_code, $extras);
+            if($result instanceof WSCMError) {
+                $this->handleError($result);
+            }
+        }
+    }
+
+    /**
+     * List courses
+     *
+     * @param string API secret key
+     * @param string Course id field name. Use "chamilo_course_id" to use internal id
+     * @return array An array with elements of the form ('id' => 'Course internal id', 'code' => 'Course code', 'title' => 'Course title', 'language' => 'Course language', 'visibility' => 'Course visibility',
+     * 'category_name' => 'Name of the category of the course', 'number_students' => 'Number of students in the course', 'external_course_id' => 'External course id')
+     */
+    public function ListCourses($secret_key, $course_id_field_name) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $courses_result = array();
+            $category_names = array();
+
+            $courses = CourseManager::get_courses_list();
+            foreach($courses as $course) {
+                $course_tmp = array();
+                $course_tmp['id'] = $course['id'];
+                $course_tmp['code'] = $course['code'];
+                $course_tmp['title'] = $course['title'];
+                $course_tmp['language'] = $course['course_language'];
+                $course_tmp['visibility'] = $course['visibility'];
+
+                // Determining category name
+                if($category_names[$course['category_code']]) {
+                    $course_tmp['category_name'] = $category_names[$course['category_code']];
+                } else {
+                    $category = CourseManager::get_course_category($course['category_code']);
+                    $category_names[$course['category_code']] = $category['name'];
+                    $course_tmp['category_name'] = $category['name'];
+                }
+
+                // Determining number of students registered in course
+                $user_list = CourseManager::get_user_list_from_course_code($course['code']);
+                $course_tmp['number_students'] = count($user_list);
+
+                // Determining external course id
+                $course_tmp['external_course_id'] = CourseManager::get_course_extra_field_value($course_id_field_name, $course['code']);
+
+
+                $courses_result[] = $course_tmp;
+            }
+
+            return $courses_result;
+        }
+    }
+
+    /**
+     * Subscribe or unsubscribe user to a course (helper method)
+     *
+     * @param string Course id field name. Use "chamilo_course_id" to use internal id
+     * @param string Course id value.
+     * @param string User id field name. Use "chamilo_user_id" to use internal id
+     * @param string User id value
+     * @param int Set to 1 to subscribe, 0 to unsubscribe
+     * @param int Status (STUDENT or TEACHER) Used for subscription only
+     * @return mixed True if subscription or unsubscription was successful, false otherwise
+     */
+    protected function changeUserSubscription($course_id_field_name, $course_id_value, $user_id_field_name, $user_id_value, $state, $status = STUDENT) {
+        $course_id = $this->getCourseId($course_id_field_name, $course_id_value);
+        if($course_id instanceof WSError) {
+            return $course_id;
+        } else {
+            $user_id = $this->getUserId($user_id_field_name, $user_id_value);
+            if($user_id instanceof WSError) {
+                return $user_id;
+            } else {
+                $course_code = CourseManager::get_course_code_from_course_id($course_id);
+                if($state == 0) {
+                    // Unsubscribe user
+                    CourseManager::unsubscribe_user($user_id, $course_code);
+                    return true;
+                } else {
+                    // Subscribe user
+                    if(CourseManager::subscribe_user($user_id, $course_code, $status)) {
+                        return true;
+                    } else {
+                        return new WSError(203, 'An error occured subscribing to this course');
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * Subscribe user to a course
+     *
+     * @param string API secret key
+     * @param string Course id field name. Use "chamilo_course_id" to use internal id
+     * @param string Course id value.
+     * @param string User id field name. Use "chamilo_user_id" to use internal id
+     * @param string User id value
+     * @param int Status (1 = Teacher, 5 = Student)
+     */
+    public function SubscribeUserToCourse($secret_key, $course_id_field_name, $course_id_value, $user_id_field_name, $user_id_value, $status) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->changeUserSubscription($course_id_field_name, $course_id_value, $user_id_field_name, $user_id_value, 1, $status);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
+
+    /**
+     * Unsusbscribe user from course
+     *
+     * @param string API secret key
+     * @param string Course id field name. Use "chamilo_course_id" to use internal id
+     * @param string Course id value.
+     * @param string User id field name. Use "chamilo_user_id" to use internal id
+     * @param string User id value
+     */
+    public function UnsubscribeUserFromCourse($secret_key, $course_id_field_name, $course_id_value, $user_id_field_name, $user_id_value) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->changeUserSubscription($course_id_field_name, $course_id_value, $user_id_field_name, $user_id_value, 0);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
+
+    /**
+     * Returns the descriptions of a course, along with their id
+     *
+     * @param string API secret key
+     * @param string Course id field name
+     * @param string Course id value
+     * @return array Returns an array with elements of the form ('course_desc_id' => 1, 'course_desc_title' => 'Title', 'course_desc_content' => 'Content')
+     */
+    public function GetCourseDescriptions($secret_key, $course_id_field_name, $course_id_value) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $course_id = $this->getCourseId($course_id_field_name, $course_id_value);
+            if($course_id instanceof WSError) {
+                return $course_id;
+            } else {
+                // Course exists, get its descriptions
+                $descriptions = CourseDescription::get_descriptions($course_id);
+                $results = array();
+                foreach($descriptions as $description) {
+                    $results[] = array('course_desc_id' => $description->get_description_type(),
+                        'course_desc_title' => $description->get_title(),
+                        'course_desc_content' => $description->get_content());
+                }
+                return $results;
+            }
+        }
+    }
+
+
+    /**
+     * Edit course description
+     *
+     * @param string API secret key
+     * @param string Course id field name
+     * @param string Course id value
+     * @param int Category id from course description
+     * @param string Description title
+     * @param string Course description content
+     */
+    public function EditCourseDescription($secret_key, $course_id_field_name, $course_id_value, $course_desc_id, $course_desc_title, $course_desc_content) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $course_id = $this->getCourseId($course_id_field_name, $course_id_value);
+            if($course_id instanceof WSError) {
+                return $course_id;
+            } else {
+                // Create the new course description
+                $cd = new CourseDescription();
+                $cd->set_description_type($course_desc_id);
+                $cd->set_title($course_desc_title);
+                $cd->set_content($course_desc_content);
+                $cd->set_session_id(0);
+
+                // Get course info
                 $course_info = CourseManager::get_course_information(
                     CourseManager::get_course_code_from_course_id($course_id)
                 );
-				// Check if this course description exists
-				$descriptions = CourseDescription::get_descriptions($course_id);
-				$exists = false;
-				foreach($descriptions as $description) {
-					if($description->get_description_type() == $course_desc_id) {
-						$exists = true;
-					}
-				}
+                // Check if this course description exists
+                $descriptions = CourseDescription::get_descriptions($course_id);
+                $exists = false;
+                foreach($descriptions as $description) {
+                    if($description->get_description_type() == $course_desc_id) {
+                        $exists = true;
+                    }
+                }
                 $cd->set_course_id($course_info['real_id']);
-				if (!$exists) {
-					$cd->set_progress(0);
-					$cd->insert();
-				} else {
-					$cd->update();
-				}
-			}
-		}
-	}
-	public function unreadMessage($username, $password)
-	{
-		if($this->verifyUserPass($username, $password) == "valid")
-		{
-			$table_message = Database::get_main_table(TABLE_MESSAGE);
-			$user_id = UserManager::get_user_id_from_username($username);
-			$condition_msg_status = ' msg_status = 1 '; // define('MESSAGE_STATUS_UNREAD', '1');
-
-			$sql_query = "SELECT COUNT(*) as number_messages FROM $table_message WHERE $condition_msg_status AND user_receiver_id=".$user_id;
-
-			$sql_result = Database::query($sql_query);
-			$result = Database::fetch_array($sql_result);
-			return $result['number_messages'];
-		}
-		return "0";
-	}
-
-	public function get_message_data($username, $password)
-	{
-		if($this->verifyUserPass($username, $password) == "valid")
-		{
-			$user_id = get_user_id_from_username($username);
-
-		}
-
-	}
-
-	public function nada($username, $password)
-	{
-		if($this->verifyUserPass($username, $password) == "valid")
-			return $username.$password;
-		return $username;
-	}
+                if (!$exists) {
+                    $cd->set_progress(0);
+                    $cd->insert();
+                } else {
+                    $cd->update();
+                }
+            }
+        }
+    }
+    public function unreadMessage($username, $password)
+    {
+        if($this->verifyUserPass($username, $password) == "valid")
+        {
+            $table_message = Database::get_main_table(TABLE_MESSAGE);
+            $user_id = UserManager::get_user_id_from_username($username);
+            $condition_msg_status = ' msg_status = 1 '; // define('MESSAGE_STATUS_UNREAD', '1');
+
+            $sql_query = "SELECT COUNT(*) as number_messages FROM $table_message WHERE $condition_msg_status AND user_receiver_id=".$user_id;
+
+            $sql_result = Database::query($sql_query);
+            $result = Database::fetch_array($sql_result);
+            return $result['number_messages'];
+        }
+        return "0";
+    }
+
+    public function get_message_data($username, $password)
+    {
+        if($this->verifyUserPass($username, $password) == "valid")
+        {
+            $user_id = get_user_id_from_username($username);
+
+        }
+
+    }
+
+    public function nada($username, $password)
+    {
+        if($this->verifyUserPass($username, $password) == "valid")
+            return $username.$password;
+        return $username;
+    }