/**
* Recursively delete a directory
* @param string $dir
* @return bool
*/
private function _rmrecursive($dir)
{
// When the directory is a symlink, don't delete recursively. That would
// f**k up the plugins.
if (isLink($dir)) {
return @unlink(realpath2($dir));
}
$handle = opendir($dir);
while (false != ($item = readdir($handle))) {
if (!in_array($item, array('.', '..'))) {
$path = $dir . '/' . $item;
if (isLink($path)) {
$result = @unlink(realpath2($path));
} elseif (is_file($path)) {
$result = @unlink(realpath2($path));
} elseif (is_dir($path)) {
$result = $this->_rmrecursive(realpath2($path));
} else {
$result = @unlink(realpath2($path));
}
if (!$result) {
return false;
}
}
}
closedir($handle);
if (!rmdir($dir)) {
return false;
}
return true;
}
/**
* Get realpath with any trailing slash removed. If realpath() fails,
* just remove the trailing slash.
*
* @param string $path
*
* @return mixed path with no trailing slash
*/
protected static function _realpath($path)
{
$realPath = realpath2($path);
if ($realPath !== false) {
$path = $realPath;
}
return rtrim($path, '/\\');
}
/**
* 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
$cOptions = array_merge(array('allowDirs' => '//', 'groupsOnly' => false, 'groups' => array(), 'maxFiles' => 10), isset($options['minApp']) ? $options['minApp'] : array());
unset($options['minApp']);
$sources = array();
if (isset($_GET['g'])) {
// try groups
if (!isset($cOptions['groups'][$_GET['g']])) {
$this->log("A group configuration for \"{$_GET['g']}\" was not set");
return $options;
}
$files = $cOptions['groups'][$_GET['g']];
// 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);
}
$file = realpath($file);
if (is_file($file)) {
$sources[] = new Minify_Source(array('filepath' => $file));
} else {
$this->log("The path \"{$file}\" could not be found (or was not a file)");
return $options;
}
}
} elseif (!$cOptions['groupsOnly'] && isset($_GET['f'])) {
// try user files
// The following restrictions are to limit the URLs that minify will
// respond to. Ideally there should be only one way to reference a file.
if (!preg_match('/^[^,]+\\.(css|js)(?:,[^,]+\\.\\1)*$/', $_GET['f']) || strpos($_GET['f'], '//') !== false || strpos($_GET['f'], '\\') !== false || preg_match('/(?:^|[^\\.])\\.\\//', $_GET['f'])) {
$this->log("GET param 'f' invalid (see MinApp.php line 63)");
return $options;
}
$files = explode(',', $_GET['f']);
if (count($files) > $cOptions['maxFiles'] || $files != array_unique($files)) {
$this->log("Too many or duplicate files 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' invalid (see MinApp.php line 84)");
return $options;
}
} else {
$base = '/';
}
$allowDirs = array();
foreach ((array) $cOptions['allowDirs'] as $allowDir) {
$allowDirs[] = realpath(str_replace('//', $_SERVER['DOCUMENT_ROOT'] . '/', $allowDir));
}
foreach ($files as $file) {
$path = $_SERVER['DOCUMENT_ROOT'] . $base . $file;
$file = realpath2($path);
if (false === $file) {
$this->log("Path \"{$path}\" failed realpath()");
return $options;
} elseif (!parent::_fileIsSafe($path, $allowDirs) && !parent::_fileIsSafe($file, $allowDirs)) {
// tburry: changed this for our structure.
$this->log("Path \"{$path}\" failed Minify_Controller_Base::_fileIsSafe()");
return $options;
} else {
$sources[] = new Minify_Source(array('filepath' => $file));
}
}
}
if ($sources) {
$this->sources = $sources;
} else {
$this->log("No sources to serve");
}
return $options;
}
