/
Compress.php
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/
Compress.php
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<?php
/**
* Copyright 2014-2015 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl21.
*
* @category Horde
* @copyright 2014-2015 Horde LLC
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Core
*/
/**
* Compresses javascript based on Horde configuration parameters.
*
* @author Michael Slusarz <slusarz@horde.org>
* @category Horde
* @copyright 2014-2015 Horde LLC
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Core
* @since 2.12.0
*
* @property-read boolean $sourcemap_support True if the driver supports
* sourcemaps.
*/
class Horde_Script_Compress
{
/**
* Javascript minification driver.
*
* @var string
*/
protected $_driver;
/**
* Javacscript minification params.
*
* @var array
*/
protected $_params;
/**
* Does the minification driver support sourcemaps?
*
* @var boolean
*/
protected $_sourcemap = false;
/**
* Constructor.
*
* @param string $driver Minification driver.
* @param array $params Configuration parameters.
*/
public function __construct($driver, array $params = array())
{
global $injector;
$this->_params = array(
'logger' => $injector->getInstance('Horde_Log_Logger')
);
switch ($driver) {
case 'closure':
$this->_driver = 'Horde_JavascriptMinify_Closure';
$this->_params = array_merge($this->_params, array(
'closure' => $params['closurepath'],
'java' => $params['javapath']
));
$this->_sourcemap = true;
break;
case 'none':
$this->_driver = 'Horde_JavascriptMinify_Null';
break;
case 'php':
/* Due to licensing issues, Jsmin might not be available. */
$this->_driver = class_exists('Horde_JavascriptMinify_Jsmin')
? 'Horde_JavascriptMinify_Jsmin'
: 'Horde_JavascriptMinify_Null';
break;
case 'uglifyjs':
$this->_driver = 'Horde_JavascriptMinify_Uglifyjs';
$this->_params = array_merge($this->_params, array(
'uglifyjs' => $params['uglifyjspath']
));
if (isset($params['uglifyjscmdline'])) {
$this->_params['cmdline'] = trim($params['uglifyjscmdline']);
}
if (isset($params['uglifyjsversion'])) {
switch ($params['uglifyjsversion']) {
case 2:
if ($this->_params['cmdline'] != '-c') {
$this->_params['cmdline'] = '-c';
}
$this->_sourcemap = true;
break;
}
} else {
$this->_sourcemap = true;
}
break;
case 'yui':
$this->_driver = 'Horde_JavascriptMinify_Yui';
$this->_params = array_merge($this->_params, array(
'java' => $params['javapath'],
'yui' => $params['yuipath']
));
break;
default:
/* Treat as a custom driver. */
if (class_exists($driver)) {
$this->_driver = $driver;
$this->_params = array_merge($this->_params, $params);
} else {
$this->_driver = 'Horde_JavascriptMinify_Null';
}
break;
}
}
/**
*/
public function __get($name)
{
switch ($name) {
case 'sourcemap_support':
return $this->_sourcemap;
}
}
/**
* Returns a minifier object.
*
* @param array $scripts Script list.
* @param string $sourcemap Sourcemap URL.
*
* @return Horde_JavascriptMinify Minifier object.
*/
public function getMinifier($scripts, $sourcemap = null)
{
$js_files = array();
foreach ($scripts as $val) {
switch ($this->_driver) {
case 'Horde_JavascriptMinify_Null':
break;
default:
$val = $val->uncompressed;
break;
}
$js_files[strval($val->url_full)] = $val->full_path;
}
return new $this->_driver(
$js_files,
array_merge(
$this->_params,
array(
'sourcemap' => $sourcemap
)
)
);
}
}