diff options
Diffstat (limited to 'inc/lib/minify/Minify/Controller/MinApp.php')
| -rwxr-xr-x | inc/lib/minify/Minify/Controller/MinApp.php | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/inc/lib/minify/Minify/Controller/MinApp.php b/inc/lib/minify/Minify/Controller/MinApp.php new file mode 100755 index 00000000..d47c60d9 --- /dev/null +++ b/inc/lib/minify/Minify/Controller/MinApp.php @@ -0,0 +1,231 @@ +<?php +/** + * Class Minify_Controller_MinApp + * @package Minify + */ + +require_once 'Minify/Controller/Base.php'; + +/** + * Controller class for requests to /min/index.php + * + * @package Minify + * @author Stephen Clay <steve@mrclay.org> + */ +class Minify_Controller_MinApp 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) { + // filter controller options + $cOptions = array_merge( + array( + 'allowDirs' => '//' + ,'groupsOnly' => false + ,'groups' => array() + ,'noMinPattern' => '@[-\\.]min\\.(?:js|css)$@i' // matched against basename + ) + ,(isset($options['minApp']) ? $options['minApp'] : array()) + ); + unset($options['minApp']); + $sources = array(); + $this->selectionId = ''; + $firstMissingResource = null; + + if (isset($_GET['g'])) { + // add group(s) + $this->selectionId .= 'g=' . $_GET['g']; + $keys = explode(',', $_GET['g']); + if ($keys != array_unique($keys)) { + $this->log("Duplicate group key found."); + return $options; + } + $keys = explode(',', $_GET['g']); + foreach ($keys as $key) { + if (! isset($cOptions['groups'][$key])) { + $this->log("A group configuration for \"{$key}\" was not found"); + return $options; + } + $files = $cOptions['groups'][$key]; + // if $files is a single object, casting will break it + if (is_object($files)) { + $files = array($files); + } elseif (! is_array($files)) { + $files = (array)$files; + } + foreach ($files as $file) { + if ($file instanceof Minify_Source) { + $sources[] = $file; + continue; + } + if (0 === strpos($file, '//')) { + $file = $_SERVER['DOCUMENT_ROOT'] . substr($file, 1); + } + $realpath = realpath($file); + if ($realpath && is_file($realpath)) { + $sources[] = $this->_getFileSource($realpath, $cOptions); + } else { + $this->log("The path \"{$file}\" (realpath \"{$realpath}\") could not be found (or was not a file)"); + if (null === $firstMissingResource) { + $firstMissingResource = basename($file); + continue; + } else { + $secondMissingResource = basename($file); + $this->log("More than one file was missing: '$firstMissingResource', '$secondMissingResource'"); + return $options; + } + } + } + if ($sources) { + try { + $this->checkType($sources[0]); + } catch (Exception $e) { + $this->log($e->getMessage()); + return $options; + } + } + } + } + if (! $cOptions['groupsOnly'] && isset($_GET['f'])) { + // try user files + // The following restrictions are to limit the URLs that minify will + // respond to. + if (// verify at least one file, files are single comma separated, + // and are all same extension + ! preg_match('/^[^,]+\\.(css|js)(?:,[^,]+\\.\\1)*$/', $_GET['f'], $m) + // no "//" + || strpos($_GET['f'], '//') !== false + // no "\" + || strpos($_GET['f'], '\\') !== false + ) { + $this->log("GET param 'f' was invalid"); + return $options; + } + $ext = ".{$m[1]}"; + try { + $this->checkType($m[1]); + } catch (Exception $e) { + $this->log($e->getMessage()); + return $options; + } + $files = explode(',', $_GET['f']); + if ($files != array_unique($files)) { + $this->log("Duplicate files were specified"); + return $options; + } + if (isset($_GET['b'])) { + // check for validity + if (preg_match('@^[^/]+(?:/[^/]+)*$@', $_GET['b']) + && false === strpos($_GET['b'], '..') + && $_GET['b'] !== '.') { + // valid base + $base = "/{$_GET['b']}/"; + } else { + $this->log("GET param 'b' was invalid"); + return $options; + } + } else { + $base = '/'; + } + $allowDirs = array(); + foreach ((array)$cOptions['allowDirs'] as $allowDir) { + $allowDirs[] = realpath(str_replace('//', $_SERVER['DOCUMENT_ROOT'] . '/', $allowDir)); + } + $basenames = array(); // just for cache id + foreach ($files as $file) { + $uri = $base . $file; + $path = $_SERVER['DOCUMENT_ROOT'] . $uri; + $realpath = realpath($path); + if (false === $realpath || ! is_file($realpath)) { + $this->log("The path \"{$path}\" (realpath \"{$realpath}\") could not be found (or was not a file)"); + if (null === $firstMissingResource) { + $firstMissingResource = $uri; + continue; + } else { + $secondMissingResource = $uri; + $this->log("More than one file was missing: '$firstMissingResource', '$secondMissingResource`'"); + return $options; + } + } + try { + parent::checkNotHidden($realpath); + parent::checkAllowDirs($realpath, $allowDirs, $uri); + } catch (Exception $e) { + $this->log($e->getMessage()); + return $options; + } + $sources[] = $this->_getFileSource($realpath, $cOptions); + $basenames[] = basename($realpath, $ext); + } + if ($this->selectionId) { + $this->selectionId .= '_f='; + } + $this->selectionId .= implode(',', $basenames) . $ext; + } + if ($sources) { + if (null !== $firstMissingResource) { + array_unshift($sources, new Minify_Source(array( + 'id' => 'missingFile' + // should not cause cache invalidation + ,'lastModified' => 0 + // due to caching, filename is unreliable. + ,'content' => "/* Minify: at least one missing file. See " . Minify::URL_DEBUG . " */\n" + ,'minifier' => '' + ))); + } + $this->sources = $sources; + } else { + $this->log("No sources to serve"); + } + return $options; + } + + /** + * @param string $file + * + * @param array $cOptions + * + * @return Minify_Source + */ + protected function _getFileSource($file, $cOptions) + { + $spec['filepath'] = $file; + if ($cOptions['noMinPattern'] + && preg_match($cOptions['noMinPattern'], basename($file))) { + $spec['minifier'] = ''; + } + return new Minify_Source($spec); + } + + protected $_type = null; + + /** + * Make sure that only source files of a single type are registered + * + * @param string $sourceOrExt + * + * @throws Exception + */ + public function checkType($sourceOrExt) + { + if ($sourceOrExt === 'js') { + $type = Minify::TYPE_JS; + } elseif ($sourceOrExt === 'css') { + $type = Minify::TYPE_CSS; + } elseif ($sourceOrExt->contentType !== null) { + $type = $sourceOrExt->contentType; + } else { + return; + } + if ($this->_type === null) { + $this->_type = $type; + } elseif ($this->_type !== $type) { + throw new Exception('Content-Type mismatch'); + } + } +} |