/**
* This function will make directory writable.
*
* @param string path
* @return void
* @throw Kohana_Exception
*/
public static function make_writable($path, $chmod = NULL)
{
try {
$dir = new SplFileInfo($path);
if ($dir->isFile()) {
throw new Kohana_Exception('Could not make :path writable directory because it is regular file', array(':path' => Debug::path($path)));
} elseif ($dir->isLink()) {
throw new Kohana_Exception('Could not make :path writable directory because it is link', array(':path' => Debug::path($path)));
} elseif (!$dir->isDir()) {
// Try create directory
Ku_Dir::make($path, $chmod);
clearstatcache(TRUE, $path);
}
if (!$dir->isWritable()) {
// Try make directory writable
chmod($dir->getRealPath(), $chmod === NULL ? Ku_Dir::$default_dir_chmod : $chmod);
clearstatcache(TRUE, $path);
// Check result
if (!$dir->isWritable()) {
throw new Exception('Make dir writable failed', 0);
}
}
} catch (Kohana_Exception $e) {
// Rethrow exception
throw $e;
} catch (Exception $e) {
throw new Kohana_Exception('Could not make :path directory writable', array(':path' => Debug::path($path)));
}
}
private function write_to_file($file_name, $str)
{
$file_name = str_replace('/', DIRECTORY_SEPARATOR, $file_name);
if (strpos($file_name, DOCROOT) !== 0) {
$file_name = DOCROOT . $file_name;
}
$dirname = dirname($file_name);
if (!file_exists($dirname)) {
Ku_Dir::make($dirname);
}
Ku_Dir::make_writable($dirname);
$handle = fopen($file_name, 'w');
fwrite($handle, $str);
fclose($handle);
}
public function action_upload()
{
$this->auto_render = FALSE;
$request = $this->request->current();
$post = $request->post();
$album_id = (int) Arr::get($post, 'album');
$to_head = Arr::get($post, 'to_head') === 'true';
$album_orm = ORM::factory('photo_Album')->where('id', '=', $album_id)->find();
if (!$album_orm->loaded() or !$this->acl->is_allowed($this->user, $album_orm, 'edit')) {
throw new HTTP_Exception_404();
}
$response = array('jsonrpc' => '2.0', 'id' => 'id');
/* $target_dir */
$target_dir = str_replace('/', DIRECTORY_SEPARATOR, DOCROOT . Kohana::$config->load('_photo.multiupload_dir'));
if (!is_dir($target_dir)) {
Ku_Dir::make($target_dir, 0755);
}
if (is_dir($target_dir) && ($dir = opendir($target_dir))) {
while (($file = readdir($dir)) !== false) {
$tmp_file_path = $target_dir . DIRECTORY_SEPARATOR . $file;
/* Remove temp file if it is older than the max age and is not the current file */
if (preg_match('/\\.part$/', $file) and filemtime($tmp_file_path) < time() - $this->max_file_age and $tmp_file_path != "{$file_path}.part") {
@unlink($tmp_file_path);
}
}
closedir($dir);
} else {
$response['error'] = array('code' => 100, 'message' => 'Failed to open temp directory.');
$this->json_send($response);
return;
}
/* $chunk, $chunks */
$chunk = Arr::get($post, 'chunk', 0);
$chunks = Arr::get($post, 'chunks', 0);
/* $file_name */
$file_name = Arr::get($post, 'name', '');
$file_name = preg_replace('/[^\\w\\._]+/', '_', $file_name);
$ext = UTF8::strtolower(pathinfo($file_name, PATHINFO_EXTENSION));
if (!preg_match('/^jpe?g$/s', $ext)) {
$response['error'] = array('code' => 105, 'message' => 'Invalid file type.');
$this->json_send($response);
return;
}
if ($chunks < 2 and file_exists($target_dir . DIRECTORY_SEPARATOR . $file_name)) {
$ext = strrpos($file_name, '.');
$file_name_a = substr($file_name, 0, $ext);
$file_name_b = substr($file_name, $ext);
$count = 1;
while (file_exists($target_dir . DIRECTORY_SEPARATOR . $file_name_a . '_' . $count . $file_name_b)) {
$count++;
}
$file_name = $file_name_a . '_' . $count . $file_name_b;
}
/* $file_path */
$file_path = $target_dir . DIRECTORY_SEPARATOR . $file_name;
$_h = $request->headers('http-content-type');
$content_type = empty($_h) ? '' : $_h;
$_h = $request->headers('content-type');
$content_type = empty($_h) ? $content_type : $_h;
/* Handle non multipart uploads older WebKit versions didn't support multipart in HTML5 */
if (strpos($content_type, "multipart") !== false) {
if (isset($_FILES['file']['tmp_name']) && is_uploaded_file($_FILES['file']['tmp_name'])) {
if ($out = fopen("{$file_path}.part", $chunk == 0 ? "wb" : "ab")) {
if ($in = fopen($_FILES['file']['tmp_name'], "rb")) {
while ($buff = fread($in, 4096)) {
fwrite($out, $buff);
}
} else {
$response['error'] = array('code' => 101, 'message' => 'Failed to open input stream.');
$this->json_send($response);
return;
}
fclose($in);
fclose($out);
@unlink($_FILES['file']['tmp_name']);
} else {
$response['error'] = array('code' => 102, 'message' => 'Failed to open output stream.');
$this->json_send($response);
return;
}
} else {
$response['error'] = array('code' => 103, 'message' => 'Failed to move uploaded file.');
$this->json_send($response);
return;
}
} else {
if ($out = fopen("{$file_path}.part", $chunk == 0 ? "wb" : "ab")) {
if ($in = fopen("php://input", "rb")) {
while ($buff = fread($in, 4096)) {
fwrite($out, $buff);
}
} else {
$response['error'] = array('code' => 101, 'message' => 'Failed to open input stream.');
$this->json_send($response);
return;
}
fclose($in);
fclose($out);
} else {
$response['error'] = array('code' => 102, 'message' => 'Failed to open output stream.');
$this->json_send($response);
return;
}
}
/* Check if file has been uploaded */
if (!$chunks or $chunk == $chunks - 1) {
/* Strip the temp .part suffix off */
rename("{$file_path}.part", $file_path);
$save_result = $this->save_file($file_path, $album_orm, $to_head);
if ($save_result !== TRUE) {
$response['error'] = array('code' => 104, 'message' => $save_result);
$this->json_send($response);
return;
}
}
/* Return JSON-RPC response */
$response['result'] = NULL;
$this->json_send($response);
}
