119 lines
3.7 KiB
PHP
Executable File
119 lines
3.7 KiB
PHP
Executable File
<?php
|
|
/**
|
|
* Class Minify_Controller_Version1
|
|
* @package Minify
|
|
*/
|
|
|
|
require_once 'Minify/Controller/Base.php';
|
|
|
|
/**
|
|
* Controller class for emulating version 1 of minify.php (mostly a proof-of-concept)
|
|
*
|
|
* <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);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|