Index: branches/5.1.x/core/kernel/nparser/ntags.php
===================================================================
diff -u -N -r13168 -r13487
--- branches/5.1.x/core/kernel/nparser/ntags.php	(.../ntags.php)	(revision 13168)
+++ branches/5.1.x/core/kernel/nparser/ntags.php	(.../ntags.php)	(revision 13487)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: ntags.php 13168 2010-02-24 17:26:57Z alex $
+* @version	$Id: ntags.php 13487 2010-05-05 07:06:05Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -617,4 +617,73 @@
 		return $o;
 	}
 
+}
+
+class _Tag_Compress extends _BlockTag {
+
+	function _Tag_Compress($tag)
+	{
+		parent::_BlockTag($tag);
+
+		if ($tag['is_closing']) {
+			if (!array_key_exists('files', $tag['NP'])) {
+				$this->_requiredParams = Array ('from');
+			}
+			else {
+				$this->_requiredParams = Array ('files');
+			}
+		}
+		else {
+			$this->_requiredParams = Array ('type'); // js/css
+		}
+	}
+
+	/**
+	 * When used as non-block tag, then compress given files and return url to result
+	 *
+	 * @param Array $tag
+	 * @return string
+	 */
+	function Open($tag)
+	{
+		$o = parent::Open($tag);
+
+		if ($o === false) {
+			// some required params not passed
+			return $o;
+		}
+
+		if ($tag['is_closing']) {
+			$to_pass = $this->Parser->CompileParamsArray($tag['NP']);
+			$this->AppendCode($o, "echo \$_parser->CompressScript($to_pass, false);");
+		}
+		else {
+			$this->AppendCode($o, "ob_start();");
+		}
+
+		return $o;
+	}
+
+	/**
+	 * When used as block tag, then compress contents between tags
+	 *
+	 * @param Array $tag
+	 * @return string
+	 */
+	function Close($tag)
+	{
+		if ($this->Tag['is_closing']) {
+			return parent::Close($tag);
+		}
+
+		$o = parent::Close($tag);
+
+		$code = Array ();
+		$code[] = '$res = ob_get_clean();';
+		$code[] = 'echo $_parser->CompressScript($res, true, \'' . $this->Tag['NP']['type'] . '\');';
+
+		$this->AppendCode($o, $code);
+
+		return $o;
+	}
 }
\ No newline at end of file