Index: branches/5.3.x/core/units/admin/admin_tag_processor.php
===================================================================
diff -u -N -r15677 -r15690
--- branches/5.3.x/core/units/admin/admin_tag_processor.php	(.../admin_tag_processor.php)	(revision 15677)
+++ branches/5.3.x/core/units/admin/admin_tag_processor.php	(.../admin_tag_processor.php)	(revision 15690)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: admin_tag_processor.php 15677 2013-01-17 18:52:50Z alex $
+* @version	$Id: admin_tag_processor.php 15690 2013-02-18 21:34:24Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -1123,4 +1123,70 @@
 		{
 			return $this->Application->isCachingType(CACHING_TYPE_MEMORY);
 		}
+
+		/**
+		 * Generates HTML for additional js and css files inclusion in accordance to selected editor language
+		 *
+		 * @param Array $params
+		 * @return string
+		 * @access protected
+		 */
+		protected function IncludeCodeMirrorFilesByLanguage($params)
+		{
+			$ret = '';
+			$language = $params['language'];
+
+			$language_map = Array (
+				'application/x-httpd-php' => Array (
+					'htmlmixed.js', 'xml.js', 'javascript.js', 'css.js', 'clike.js', 'php.js'
+				),
+				'text/html' => Array (
+					'xml.js', 'javascript.js', 'css.js', 'htmlmixed.js'
+				)
+			);
+
+			if ( !isset($language_map[$language]) ) {
+				$language_map[$language] = Array ($language . '.js');
+			}
+
+			foreach ($language_map[$language] as $filename) {
+				$ret .= $this->_includeCodeMirrorFile($filename, $params);
+			}
+
+			return $ret;
+		}
+
+		/**
+		 * Generates code for one CodeMirror additional file inclusion
+		 *
+		 * @param string $filename
+		 * @param Array $params
+		 * @return string
+		 * @access protected
+		 * @throws InvalidArgumentException
+		 */
+		protected function _includeCodeMirrorFile($filename, $params)
+		{
+			static $included = Array ();
+
+			$name = pathinfo($filename, PATHINFO_FILENAME);
+			$extension = pathinfo($filename, PATHINFO_EXTENSION);
+
+			if ( $extension != 'js' && $extension != 'css' ) {
+				throw new InvalidArgumentException('Extension "' . $extension . '" not supported');
+			}
+
+			if ( isset($included[$filename]) ) {
+				return '';
+			}
+
+			$included[$filename] = 1;
+
+			$block_params = $this->prepareTagParams($params);
+			$block_params['name'] = $params['render_as'];
+			$block_params['resource_extension'] = $extension;
+			$block_params['resource_file'] = $name . '/' . $filename;
+
+			return $this->Application->ParseBlock($block_params);
+		}
 	}
\ No newline at end of file