Rest API и Slim Framework

Я следую инструкциям здесь:

http://www.androidhive.info/2014/01/how-to-create-rest-api-for-android-app-using-phpslim-and-mysql-day-23/

Так что у меня в моем index.php:

<?php error_reporting(-1); ini_set('display_errors', 'On'); require_once '../include/DbHandler.php'; require_once '../include/PassHash.php'; require '.././libs/Slim/Slim.php'; $app = new Slim(); // User id from db - Global Variable $user_id = NULL; /** * Adding Middle Layer to authenticate every request * Checking if the request has valid api key in the 'Authorization' header */ function authenticate(\Slim\Route $route) { // Getting request headers $headers = apache_request_headers(); $response = array(); $app = Slim::getInstance(); // Verifying Authorization Header if (isset($headers['Authorization'])) { $db = new DbHandler(); // get the api key $api_key = $headers['Authorization']; // validating api key if (!$db->isValidApiKey($api_key)) { // api key is not present in users table $response["error"] = true; $response["message"] = "Access Denied. Invalid Api key"; echoRespnse(401, $response); $app->stop(); } else { global $user_id; // get user primary key id $user_id = $db->getUserId($api_key); } } else { // api key is missing in header $response["error"] = true; $response["message"] = "Api key is misssing"; echoRespnse(400, $response); $app->stop(); } } /** * ----------- METHODS WITHOUT AUTHENTICATION --------------------------------- */ /** * User Registration * url - /register * method - POST * params - name, email, password */ $app->post('/register', function() use ($app) { // check for required params verifyRequiredParams(array('name', 'email', 'password')); $response = array(); // reading post params $name = $app->request->post('name'); $email = $app->request->post('email'); $password = $app->request->post('password'); // validating email address validateEmail($email); $db = new DbHandler(); $res = $db->createUser($name, $email, $password); if ($res == USER_CREATED_SUCCESSFULLY) { $response["error"] = false; $response["message"] = "You are successfully registered"; } else if ($res == USER_CREATE_FAILED) { $response["error"] = true; $response["message"] = "Oops! An error occurred while registereing"; } else if ($res == USER_ALREADY_EXISTED) { $response["error"] = true; $response["message"] = "Sorry, this email already existed"; } // echo json response echoRespnse(201, $response); }); /** * User Login * url - /login * method - POST * params - email, password */ $app->post('/login', function() use ($app) { // check for required params verifyRequiredParams(array('email', 'password')); // reading post params $email = $app->request()->post('email'); $password = $app->request()->post('password'); $response = array(); $db = new DbHandler(); // check for correct email and password if ($db->checkLogin($email, $password)) { // get the user by email $user = $db->getUserByEmail($email); if ($user != NULL) { $response["error"] = false; $response['name'] = $user['name']; $response['email'] = $user['email']; $response['apiKey'] = $user['api_key']; $response['createdAt'] = $user['created_at']; } else { // unknown error occurred $response['error'] = true; $response['message'] = "An error occurred. Please try again"; } } else { // user credentials are wrong $response['error'] = true; $response['message'] = 'Login failed. Incorrect credentials'; } echoRespnse(200, $response); }); /* * ------------------------ METHODS WITH AUTHENTICATION ------------------------ */ /** * Listing all tasks of particual user * method GET * url /tasks */ $app->get('/tasks', 'authenticate', function() { global $user_id; $response = array(); $db = new DbHandler(); // fetching all user tasks $result = $db->getAllUserTasks($user_id); $response["error"] = false; $response["tasks"] = array(); // looping through result and preparing tasks array while ($task = $result->fetch_assoc()) { $tmp = array(); $tmp["id"] = $task["id"]; $tmp["task"] = $task["task"]; $tmp["status"] = $task["status"]; $tmp["createdAt"] = $task["created_at"]; array_push($response["tasks"], $tmp); } echoRespnse(200, $response); }); /** * Listing single task of particual user * method GET * url /tasks/:id * Will return 404 if the task doesn't belongs to user */ $app->get('/tasks/:id', 'authenticate', function($task_id) { global $user_id; $response = array(); $db = new DbHandler(); // fetch task $result = $db->getTask($task_id, $user_id); if ($result != NULL) { $response["error"] = false; $response["id"] = $result["id"]; $response["task"] = $result["task"]; $response["status"] = $result["status"]; $response["createdAt"] = $result["created_at"]; echoRespnse(200, $response); } else { $response["error"] = true; $response["message"] = "The requested resource doesn't exists"; echoRespnse(404, $response); } }); /** * Creating new task in db * method POST * params - name * url - /tasks/ */ $app->post('/tasks', 'authenticate', function() use ($app) { // check for required params verifyRequiredParams(array('task')); $response = array(); $task = $app->request->post('task'); global $user_id; $db = new DbHandler(); // creating new task $task_id = $db->createTask($user_id, $task); if ($task_id != NULL) { $response["error"] = false; $response["message"] = "Task created successfully"; $response["task_id"] = $task_id; echoRespnse(201, $response); } else { $response["error"] = true; $response["message"] = "Failed to create task. Please try again"; echoRespnse(200, $response); } }); /** * Updating existing task * method PUT * params task, status * url - /tasks/:id */ $app->put('/tasks/:id', 'authenticate', function($task_id) use($app) { // check for required params verifyRequiredParams(array('task', 'status')); global $user_id; $task = $app->request->put('task'); $status = $app->request->put('status'); $db = new DbHandler(); $response = array(); // updating task $result = $db->updateTask($user_id, $task_id, $task, $status); if ($result) { // task updated successfully $response["error"] = false; $response["message"] = "Task updated successfully"; } else { // task failed to update $response["error"] = true; $response["message"] = "Task failed to update. Please try again!"; } echoRespnse(200, $response); }); /** * Deleting task. Users can delete only their tasks * method DELETE * url /tasks */ $app->delete('/tasks/:id', 'authenticate', function($task_id) use($app) { global $user_id; $db = new DbHandler(); $response = array(); $result = $db->deleteTask($user_id, $task_id); if ($result) { // task deleted successfully $response["error"] = false; $response["message"] = "Task deleted succesfully"; } else { // task failed to delete $response["error"] = true; $response["message"] = "Task failed to delete. Please try again!"; } echoRespnse(200, $response); }); /** * Verifying required params posted or not */ function verifyRequiredParams($required_fields) { $error = false; $error_fields = ""; $request_params = array(); $request_params = $_REQUEST; // Handling PUT request params if ($_SERVER['REQUEST_METHOD'] == 'PUT') { $app = Slim::getInstance(); parse_str($app->request()->getBody(), $request_params); } foreach ($required_fields as $field) { if (!isset($request_params[$field]) || strlen(trim($request_params[$field])) <= 0) { $error = true; $error_fields .= $field . ', '; } } if ($error) { // Required field(s) are missing or empty // echo error json and stop the app $response = array(); $app = Slim::getInstance(); $response["error"] = true; $response["message"] = 'Required field(s) ' . substr($error_fields, 0, -2) . ' is missing or empty'; echoRespnse(400, $response); $app->stop(); } } /** * Validating email address */ function validateEmail($email) { $app = Slim::getInstance(); if (!filter_var($email, FILTER_VALIDATE_EMAIL)) { $response["error"] = true; $response["message"] = 'Email address is not valid'; echoRespnse(400, $response); $app->stop(); } } /** * Echoing json response to client * @param String $status_code Http response code * @param Int $response Json response */ function echoRespnse($status_code, $response) { $app = Slim::getInstance(); // Http response code $app->status($status_code); // setting response content type to json $app->contentType('application/json'); echo json_encode($response); } $app->run(); ?> 

Но, как и другие люди, у меня есть некоторая ошибка, когда я пытаюсь вызвать метод register:

 { error: true message: "Required field(s) name, email, password is missing or empty" } 

Кажется, что $ _REQUEST пуст, поэтому параметры не отправляются … Я пытаюсь с завихрением или с расширением приложения RestClient в Google Chrome, он по-прежнему не работает …

Любая идея заставить его работать?