/**
*
* Support method to recursively descend into cache subdirectories and
* remove their contents.
*
* @param string $dir The directory to remove.
*
* @return void
*
*/
protected function _deleteAll($dir)
{
// get the list of files in the directory, suppress warnings.
$list = (array) @scandir($dir, null, $this->_context);
// delete each file, and recurse into subdirectories
foreach ($list as $item) {
// ignore dot-dirs
if ($item == '.' || $item == '..') {
continue;
}
// set up the absolute path to the item
$item = $dir . DIRECTORY_SEPARATOR . $item;
// how to handle the item?
if (is_dir($item)) {
// recurse into each subdirectory ...
$this->_deleteAll($item);
// ... then remove it
Solar_Dir::rmdir($item);
} else {
// remove the cache file
@unlink($item, $this->_context);
}
}
}
/**
*
* Removes a file or directory symbolic link.
*
* Actually, this will remove the file or directory even if it's not
* a symbolic link, so be careful with it.
*
* @param string $path The symbolic link to remove.
*
* @return void
*
*/
public static function remove($path)
{
// are we on a windows system prior to NT6?
$is_win = strtolower(substr(PHP_OS, 0, 3)) == 'win';
if ($is_win && php_uname('r') < 6) {
throw Solar_Symlink::_exception('ERR_WINDOWS_VERSION');
}
// does the path exist for removal?
$is_dir = Solar_Dir::exists($path);
$is_file = Solar_File::exists($path);
if (!$is_dir && !$is_file) {
throw Solar_Symlink::_exception('ERR_PATH_NOT_FOUND', array('path' => $path));
}
// how to remove?
if ($is_win) {
// have to double up on removals because windows reports all
// symlinks as files, even if they point to dirs.
@unlink($path);
Solar_Dir::rmdir($path);
} else {
// unix file or dir
@unlink($path);
}
}
