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Diffstat (limited to 'min/lib/Minify/Controller/Version1.php')
-rw-r--r-- | min/lib/Minify/Controller/Version1.php | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/min/lib/Minify/Controller/Version1.php b/min/lib/Minify/Controller/Version1.php new file mode 100644 index 0000000..1861aab --- /dev/null +++ b/min/lib/Minify/Controller/Version1.php @@ -0,0 +1,118 @@ +<?php +/** + * Class Minify_Controller_Version1 + * @package Minify + */ + +require_once 'Minify/Controller/Base.php'; + +/** + * Controller class for emulating version 1 of minify.php + * + * <code> + * Minify::serve('Version1'); + * </code> + * + * @package Minify + * @author Stephen Clay <steve@mrclay.org> + */ +class Minify_Controller_Version1 extends Minify_Controller_Base { + + /** + * Set up groups of files as sources + * + * @param array $options controller and Minify options + * @return array Minify options + * + */ + public function setupSources($options) { + self::_setupDefines(); + if (MINIFY_USE_CACHE) { + $cacheDir = defined('MINIFY_CACHE_DIR') + ? MINIFY_CACHE_DIR + : ''; + Minify::setCache($cacheDir); + } + $options['badRequestHeader'] = 'HTTP/1.0 404 Not Found'; + $options['contentTypeCharset'] = MINIFY_ENCODING; + + // The following restrictions are to limit the URLs that minify will + // respond to. Ideally there should be only one way to reference a file. + if (! isset($_GET['files']) + // verify at least one file, files are single comma separated, + // and are all same extension + || ! preg_match('/^[^,]+\\.(css|js)(,[^,]+\\.\\1)*$/', $_GET['files'], $m) + // no "//" (makes URL rewriting easier) + || strpos($_GET['files'], '//') !== false + // no "\" + || strpos($_GET['files'], '\\') !== false + // no "./" + || preg_match('/(?:^|[^\\.])\\.\\//', $_GET['files']) + ) { + return $options; + } + $extension = $m[1]; + + $files = explode(',', $_GET['files']); + if (count($files) > MINIFY_MAX_FILES) { + return $options; + } + + // strings for prepending to relative/absolute paths + $prependRelPaths = dirname($_SERVER['SCRIPT_FILENAME']) + . DIRECTORY_SEPARATOR; + $prependAbsPaths = $_SERVER['DOCUMENT_ROOT']; + + $sources = array(); + $goodFiles = array(); + $hasBadSource = false; + + $allowDirs = isset($options['allowDirs']) + ? $options['allowDirs'] + : MINIFY_BASE_DIR; + + foreach ($files as $file) { + // prepend appropriate string for abs/rel paths + $file = ($file[0] === '/' ? $prependAbsPaths : $prependRelPaths) . $file; + // make sure a real file! + $file = realpath($file); + // don't allow unsafe or duplicate files + if (parent::_fileIsSafe($file, $allowDirs) + && !in_array($file, $goodFiles)) + { + $goodFiles[] = $file; + $srcOptions = array( + 'filepath' => $file + ); + $this->sources[] = new Minify_Source($srcOptions); + } else { + $hasBadSource = true; + break; + } + } + if ($hasBadSource) { + $this->sources = array(); + } + if (! MINIFY_REWRITE_CSS_URLS) { + $options['rewriteCssUris'] = false; + } + return $options; + } + + private static function _setupDefines() + { + $defaults = array( + 'MINIFY_BASE_DIR' => realpath($_SERVER['DOCUMENT_ROOT']) + ,'MINIFY_ENCODING' => 'utf-8' + ,'MINIFY_MAX_FILES' => 16 + ,'MINIFY_REWRITE_CSS_URLS' => true + ,'MINIFY_USE_CACHE' => true + ); + foreach ($defaults as $const => $val) { + if (! defined($const)) { + define($const, $val); + } + } + } +} + |