diff options
Diffstat (limited to 'inc/lib/minify/Minify/YUICompressor.php')
| -rwxr-xr-x | inc/lib/minify/Minify/YUICompressor.php | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/inc/lib/minify/Minify/YUICompressor.php b/inc/lib/minify/Minify/YUICompressor.php deleted file mode 100755 index 5762e890..00000000 --- a/inc/lib/minify/Minify/YUICompressor.php +++ /dev/null @@ -1,156 +0,0 @@ -<?php -/** - * Class Minify_YUICompressor - * @package Minify - */ - -/** - * Compress Javascript/CSS using the YUI Compressor - * - * You must set $jarFile and $tempDir before calling the minify functions. - * Also, depending on your shell's environment, you may need to specify - * the full path to java in $javaExecutable or use putenv() to setup the - * Java environment. - * - * <code> - * Minify_YUICompressor::$jarFile = '/path/to/yuicompressor-2.4.6.jar'; - * Minify_YUICompressor::$tempDir = '/tmp'; - * $code = Minify_YUICompressor::minifyJs( - * $code - * ,array('nomunge' => true, 'line-break' => 1000) - * ); - * </code> - * - * Note: In case you run out stack (default is 512k), you may increase stack size in $options: - * array('stack-size' => '2048k') - * - * @todo unit tests, $options docs - * - * @package Minify - * @author Stephen Clay <steve@mrclay.org> - */ -class Minify_YUICompressor { - - /** - * Filepath of the YUI Compressor jar file. This must be set before - * calling minifyJs() or minifyCss(). - * - * @var string - */ - public static $jarFile = null; - - /** - * Writable temp directory. This must be set before calling minifyJs() - * or minifyCss(). - * - * @var string - */ - public static $tempDir = null; - - /** - * Filepath of "java" executable (may be needed if not in shell's PATH) - * - * @var string - */ - public static $javaExecutable = 'java'; - - /** - * Minify a Javascript string - * - * @param string $js - * - * @param array $options (verbose is ignored) - * - * @see http://www.julienlecomte.net/yuicompressor/README - * - * @return string - */ - public static function minifyJs($js, $options = array()) - { - return self::_minify('js', $js, $options); - } - - /** - * Minify a CSS string - * - * @param string $css - * - * @param array $options (verbose is ignored) - * - * @see http://www.julienlecomte.net/yuicompressor/README - * - * @return string - */ - public static function minifyCss($css, $options = array()) - { - return self::_minify('css', $css, $options); - } - - private static function _minify($type, $content, $options) - { - self::_prepare(); - if (! ($tmpFile = tempnam(self::$tempDir, 'yuic_'))) { - throw new Exception('Minify_YUICompressor : could not create temp file in "'.self::$tempDir.'".'); - } - file_put_contents($tmpFile, $content); - exec(self::_getCmd($options, $type, $tmpFile), $output, $result_code); - unlink($tmpFile); - if ($result_code != 0) { - throw new Exception('Minify_YUICompressor : YUI compressor execution failed.'); - } - return implode("\n", $output); - } - - private static function _getCmd($userOptions, $type, $tmpFile) - { - $o = array_merge( - array( - 'charset' => '' - ,'line-break' => 5000 - ,'type' => $type - ,'nomunge' => false - ,'preserve-semi' => false - ,'disable-optimizations' => false - ,'stack-size' => '' - ) - ,$userOptions - ); - $cmd = self::$javaExecutable - . (!empty($o['stack-size']) - ? ' -Xss' . $o['stack-size'] - : '') - . ' -jar ' . escapeshellarg(self::$jarFile) - . " --type {$type}" - . (preg_match('/^[\\da-zA-Z0-9\\-]+$/', $o['charset']) - ? " --charset {$o['charset']}" - : '') - . (is_numeric($o['line-break']) && $o['line-break'] >= 0 - ? ' --line-break ' . (int)$o['line-break'] - : ''); - if ($type === 'js') { - foreach (array('nomunge', 'preserve-semi', 'disable-optimizations') as $opt) { - $cmd .= $o[$opt] - ? " --{$opt}" - : ''; - } - } - return $cmd . ' ' . escapeshellarg($tmpFile); - } - - private static function _prepare() - { - if (! is_file(self::$jarFile)) { - throw new Exception('Minify_YUICompressor : $jarFile('.self::$jarFile.') is not a valid file.'); - } - if (! is_readable(self::$jarFile)) { - throw new Exception('Minify_YUICompressor : $jarFile('.self::$jarFile.') is not readable.'); - } - if (! is_dir(self::$tempDir)) { - throw new Exception('Minify_YUICompressor : $tempDir('.self::$tempDir.') is not a valid direcotry.'); - } - if (! is_writable(self::$tempDir)) { - throw new Exception('Minify_YUICompressor : $tempDir('.self::$tempDir.') is not writable.'); - } - } -} - |