sintonia/airtime_mvc/application/modules/rest/controllers/MediaController.php

281 lines
8.6 KiB
PHP

<?php
class Rest_MediaController extends Zend_Rest_Controller
{
//fields that are not modifiable via our RESTful API
private $blackList = array(
'id',
'file_exists',
'hidden',
'silan_check',
'soundcloud_id',
'is_scheduled',
'is_playlist'
);
//fields we should never expose through our RESTful API
private $privateFields = array(
'file_exists',
'hidden',
'silan_check',
'is_scheduled',
'is_playlist'
);
public function init()
{
$this->view->layout()->disableLayout();
}
public function indexAction()
{
if (!$this->verifyApiKey() && !$this->verifySession()) {
return;
}
$files_array = array();
foreach (CcFilesQuery::create()->find() as $file)
{
array_push($files_array, $this->sanitizeResponse($file));
}
$this->getResponse()
->setHttpResponseCode(200)
->appendBody(json_encode($files_array));
/** TODO: Use this simpler code instead after we upgrade to Propel 1.7 (Airtime 2.6.x branch):
$this->getResponse()
->setHttpResponseCode(200)
->appendBody(json_encode(CcFilesQuery::create()->find()->toArray(BasePeer::TYPE_FIELDNAME)));
*/
}
public function getAction()
{
if (!$this->verifyApiKey() && !$this->verifySession()) {
return;
}
$id = $this->getId();
if (!$id) {
return;
}
$file = CcFilesQuery::create()->findPk($id);
if ($file) {
$this->getResponse()
->setHttpResponseCode(200)
->appendBody(json_encode($this->sanitizeResponse($file)));
} else {
$this->fileNotFoundResponse();
}
}
public function postAction()
{
if (!$this->verifyApiKey() && !$this->verifySession()) {
return;
}
//If we do get an ID on a POST, then that doesn't make any sense
//since POST is only for creating.
if ($id = $this->_getParam('id', false)) {
$resp = $this->getResponse();
$resp->setHttpResponseCode(400);
$resp->appendBody("ERROR: ID should not be specified when using POST. POST is only used for file creation, and an ID will be chosen by Airtime");
return;
}
$file = new CcFiles();
$file->fromArray($this->validateRequestData($this->getRequest()->getPost()));
$file->setDbOwnerId($this->getOwnerId());
$now = new DateTime("now", new DateTimeZone("UTC"));
$file->setDbUtime($now);
$file->setDbMtime($now);
$file->save();
$callbackUrl = $this->getRequest()->getScheme() . '://' . $this->getRequest()->getHttpHost() . $this->getRequest()->getRequestUri() . "/" . $file->getPrimaryKey();
$this->processUploadedFile($callbackUrl);
$this->getResponse()
->setHttpResponseCode(201)
->appendBody(json_encode($this->sanitizeResponse($file)));
}
public function putAction()
{
if (!$this->verifyApiKey() && !$this->verifySession()) {
return;
}
$id = $this->getId();
if (!$id) {
return;
}
$file = CcFilesQuery::create()->findPk($id);
if ($file)
{
$file->fromArray($this->validateRequestData(json_decode($this->getRequest()->getRawBody(), true)), BasePeer::TYPE_FIELDNAME);
$now = new DateTime("now", new DateTimeZone("UTC"));
$file->setDbMtime($now);
$file->save();
$this->getResponse()
->setHttpResponseCode(200)
->appendBody(json_encode($this->sanitizeResponse($file)));
} else {
$this->fileNotFoundResponse();
}
}
public function deleteAction()
{
if (!$this->verifyApiKey() && !$this->verifySession()) {
return;
}
$id = $this->getId();
if (!$id) {
return;
}
$file = CcFilesQuery::create()->findPk($id);
if ($file) {
$storedFile = Application_Model_StoredFile($file);
$storedFile->delete(); //TODO: This checks your session permissions... Make it work without a session?
$file->delete();
$this->getResponse()
->setHttpResponseCode(204);
} else {
$this->fileNotFoundResponse();
}
}
private function getId()
{
if (!$id = $this->_getParam('id', false)) {
$resp = $this->getResponse();
$resp->setHttpResponseCode(400);
$resp->appendBody("ERROR: No file ID specified.");
return false;
}
return $id;
}
private function verifyAPIKey()
{
//The API key is passed in via HTTP "basic authentication":
// http://en.wikipedia.org/wiki/Basic_access_authentication
$CC_CONFIG = Config::getConfig();
//Decode the API key that was passed to us in the HTTP request.
$authHeader = $this->getRequest()->getHeader("Authorization");
$encodedRequestApiKey = substr($authHeader, strlen("Basic "));
$encodedStoredApiKey = base64_encode($CC_CONFIG["apiKey"][0] . ":");
if ($encodedRequestApiKey === $encodedStoredApiKey)
{
return true;
} else {
$resp = $this->getResponse();
$resp->setHttpResponseCode(401);
$resp->appendBody("ERROR: Incorrect API key.");
return false;
}
}
private function verifySession()
{
$auth = Zend_Auth::getInstance();
if ($auth->hasIdentity())
{
return true;
}
//Token checking stub code. We'd need to change LoginController.php to generate a token too, but
//but luckily all the token code already exists and works.
//$auth = new Application_Model_Auth();
//$auth->checkToken(Application_Model_Preference::getUserId(), $token);
}
private function fileNotFoundResponse()
{
$resp = $this->getResponse();
$resp->setHttpResponseCode(404);
$resp->appendBody("ERROR: Media not found.");
}
private function processUploadedFile($callbackUrl)
{
$CC_CONFIG = Config::getConfig();
$apiKey = $CC_CONFIG["apiKey"][0];
$upload_dir = ini_get("upload_tmp_dir") . DIRECTORY_SEPARATOR . "plupload";
$tempFilePath = Application_Model_StoredFile::uploadFile($upload_dir);
$tempFileName = basename($tempFilePath);
//TODO: Remove copyFileToStor from StoredFile...
$storDir = Application_Model_MusicDir::getStorDir();
$finalDestinationDir = $storDir->getDirectory() . "/organize";
//Dispatch a message to airtime_analyzer through RabbitMQ,
//notifying it that there's a new upload to process!
Application_Model_RabbitMq::SendMessageToAnalyzer($tempFilePath,
$finalDestinationDir, $callbackUrl, $apiKey);
}
private function getOwnerId()
{
try {
if ($this->verifySession()) {
$service_user = new Application_Service_UserService();
return $service_user->getCurrentUser()->getDbId();
} else {
$defaultOwner = CcSubjsQuery::create()
->filterByDbType('A')
->orderByDbId()
->findOne();
if (!$defaultOwner) {
// what to do if there is no admin user?
// should we handle this case?
return null;
}
return $defaultOwner->getDbId();
}
} catch(Exception $e) {
Logging::info($e->getMessage());
}
}
/**
*
* Strips out fields from incoming request data that should never be modified
* from outside of Airtime
* @param array $data
*/
private function validateRequestData($data)
{
foreach ($this->blackList as $key) {
unset($data[$key]);
}
return $data;
}
/**
*
* Strips out the private fields we do not want to send back in API responses
*/
//TODO: rename this function?
public function sanitizeResponse($file)
{
$response = $file->toArray(BasePeer::TYPE_FIELDNAME);
foreach ($this->privateFields as $key) {
unset($response[$key]);
}
return $response;
}
}