AlkantarClanX12
Your IP : 52.15.223.239
<?php
namespace W3TCL\Minify;
/**
* Class Minify_Controller_MinApp
* @package Minify
*
* NOTE: Fixes have been included in this file; look for "W3TC FIX".
*/
/**
* 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) {
// W3TC FIX: Override $_SERVER['DOCUMENT_ROOT'] if enabled in settings.
$docroot = \W3TC\Util_Environment::document_root();
// PHP insecure by default: realpath() and other FS functions can't handle null bytes.
foreach (array('g', 'b', 'f') as $key) {
if (isset($_GET[$key])) {
$_GET[$key] = str_replace("\x00", '', (string) sanitize_text_field( wp_unslash( $_GET[ $key ] ) ) );
}
}
// 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'])) {
$g = sanitize_text_field( wp_unslash( $_GET['g'] ) );
// add group(s)
$this->selectionId .= 'g=' . $g;
$keys = explode(',', $g);
if ($keys != array_unique($keys)) {
$this->log("Duplicate group key found.");
return $options;
}
$keys = explode(',', $g);
foreach ($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, '//')) {
// W3TC FIX.
$file = $docroot . substr($file, 1);
}
$realpath = \W3TC\Util_Environment::realpath($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_array'])) {
$files = $_GET['f_array'];
$ext = isset( $_GET['ext'] ) ? sanitize_text_field( wp_unslash( $_GET['ext'] ) ) : '';
if (!empty($_GET['b'])) {
$b = sanitize_text_field( wp_unslash( $_GET['b'] ) );
// check for validity
if (preg_match('@^[^/]+(?:/[^/]+)*$@', $b)
&& false === strpos($b, '..')
&& $b !== '.') {
// valid base
$base = "/{$b}/";
} else {
$this->log("GET param 'b' invalid (see MinApp.php line 84)");
return $options;
}
} else {
$base = '/';
}
$allowDirs = array();
foreach ((array)$cOptions['allowDirs'] as $allowDir) {
// W3TC FIX.
$allowDirs[] = \W3TC\Util_Environment::realpath(str_replace('//', $docroot . '/', $allowDir));
}
$basenames = array(); // just for cache id
foreach ($files as $file) {
if ($file instanceof Minify_Source) {
$sources[] = $file;
continue;
}
$uri = $base . $file;
// W3TC FIX.
$path = $docroot . $uri;
$realpath = \W3TC\Util_Environment::realpath($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))) {
if (preg_match('~\.css$~i', $file)) {
$spec['minifyOptions']['compress'] = false;
} else {
$spec['minifier'] = '';
}
}
return new Minify_Source($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');
}
}
}