<?php
/**
- * This filter cleans up javascript output by running it through a PHP-based
+ * This filter cleans up javascript output by running it through an
* optimizer/compressor.
*
- * License/copyright from original jsmin.php library:
- *
- * --
- * Copyright (c) 2002 Douglas Crockford (www.crockford.com)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all
- * copies or substantial portions of the Software.
- *
- * The Software shall be used for Good, not Evil.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE
- * SOFTWARE.
- *
- * Author: Ryan Grove <ryan@wonko.com>
- * (c) 2002 Douglas Crockford <douglas@crockford.com> (jsmin.c)
- * (c) 2008 Ryan Grove <ryan@wonko.com> (PHP port)
- * Version: 1.1.1 (2008-03-02)
- * URL: http://code.google.com/p/jsmin-php/
- * --
- *
* Copyright 2009 The Horde Project (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (GPL). If you
* did not receive this file, see http://www.fsf.org/copyleft/gpl.html.
*
* @author Michael Slusarz <slusarz@horde.org>
- * @package Horde_Text
+ * @package Horde_Text_Filter
*/
class Horde_Text_Filter_JavascriptMinify extends Horde_Text_Filter
{
/**
+ * Filter parameters.
+ *
+ * @var array
+ */
+ protected $_params = array(
+ 'java' => null,
+ 'yui' => null
+ );
+
+ /**
* Executes any code necessary after applying the filter patterns.
*
* @param string $text The text after the filtering.
*/
public function postProcess($text)
{
+ /* Are we using the YUI Compressor? */
+ if (!empty($this->_params['yui']) &&
+ !empty($this->_params['java'])) {
+ return $this->_runYuiCompressor($text);
+ }
+
+ /* Use PHP-based minifier. */
$jsmin = new Horde_Text_Filter_JavascriptMinify_JsMin($text);
try {
return $jsmin->minify();
}
}
+ /**
+ * Passes javascript through YUI Compressor.
+ *
+ * @param string $text The javascript text.
+ *
+ * @return string The modified text.
+ */
+ protected function _runYuiCompressor($text)
+ {
+ if (!is_executable($this->_params['java']) ||
+ !file_exists($this->_params['yui'])) {
+ return $text;
+ }
+
+ $descspec = array(
+ 0 => array('pipe', 'r'),
+ 1 => array('pipe', 'w'),
+ 2 => array('pipe', 'w')
+ );
+
+ $process = proc_open(escapeshellcmd($this->_params['java']) . ' -jar ' . escapeshellarg($this->_params['yui']) . ' --type js', $descspec, $pipes);
+
+ fwrite($pipes[0], $text);
+ fclose($pipes[0]);
+
+ $out = '';
+ while (!feof($pipes[1])) {
+ $out .= fread($pipes[1], 8192);
+ }
+ fclose($pipes[1]);
+ fclose($pipes[2]);
+ proc_close($process);
+
+ return $out;
+ }
+
}
/**
* PHP implementation of Douglas Crockford's JSMin.
*
- * See Horde_Text_Filter_JavscriptMinify for license information.
+ * License/copyright from original jsmin.php library:
+ *
+ * --
+ * Copyright (c) 2002 Douglas Crockford (www.crockford.com)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all
+ * copies or substantial portions of the Software.
+ *
+ * The Software shall be used for Good, not Evil.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Author: Ryan Grove <ryan@wonko.com>
+ * (c) 2002 Douglas Crockford <douglas@crockford.com> (jsmin.c)
+ * (c) 2008 Ryan Grove <ryan@wonko.com> (PHP port)
+ * Version: 1.1.1 (2008-03-02)
+ * URL: http://code.google.com/p/jsmin-php/
+ * --
+ *
+ * @pacakge Horde_Text_Filter
*/
class Horde_Text_Filter_JavascriptMinify_JsMin
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