- Refactors API

- Updates existing classes to use the refactored API methods

lib/API/API.php

@@ -0,0 +1,71 @@
+<?php
+namespace MailPoet\API;
+
+use MailPoet\Util\Helpers;
+
+if(!defined('ABSPATH')) exit;
+
+class API {
+  public $api_request;
+  public $endpoint;
+  public $action;
+  public $data;
+  const API_NAME = 'mailpoet_api';
+  const ENDPOINT_NAMESCAPE = '\MailPoet\API\Endpoints\\';
+
+  function __construct() {
+    $this->api_request = isset($_GET[self::API_NAME]) ? true : false;
+    $this->endpoint = isset($_GET['endpoint']) ?
+      Helpers::underscoreToCamelCase($_GET['endpoint']) :
+      false;
+    $this->endpoint = self::ENDPOINT_NAMESCAPE . ucfirst($this->endpoint);
+    $this->action = isset($_GET['action']) ?
+      Helpers::underscoreToCamelCase($_GET['action']) :
+      false;
+    $this->data = $this->validateRequestData();
+  }
+
+  function init() {
+    if(!$this->api_request) return;
+    if(!$this->endpoint) {
+      $this->terminateRequest(404, __('Invalid API endpoint.'));
+    }
+    $this->callEndpoint($this->endpoint, $this->action, $this->data);
+  }
+
+  function callEndpoint($endpoint, $action, $data) {
+    if(!method_exists($endpoint, $action)) {
+      $this->terminateRequest(404, __('Invalid API action.'));
+    }
+    call_user_func(
+      array(
+        $endpoint,
+        $action
+      ),
+      $data
+    );
+  }
+
+  function validateRequestData() {
+    if(!isset($_GET['data'])) return false;
+    $data = base64_decode($_GET['data']);
+    return (is_serialized($data)) ?
+      unserialize($data) :
+      $this->terminateRequest(404, __('Invalid API data format.'));
+  }
+
+  static function buildRequest($endpoint, $action, $data) {
+    $params = array(
+      self::API_NAME => '',
+      'endpoint' => $endpoint,
+      'action' => $action,
+      'data' => $data
+    );
+    return add_query_arg($params, home_url());
+  }
+
+  function terminateRequest($code, $message) {
+    status_header($code, $message);
+    exit;
+  }
+}

lib/API/Endpoints/Queue.php

@@ -0,0 +1,16 @@
+<?php
+namespace MailPoet\API\Endpoints;
+
+use MailPoet\Cron\Daemon;
+
+if(!defined('ABSPATH')) exit;
+
+class Queue {
+  const ENDPOINT = 'queue';
+  const ACTION_RUN = 'run';
+
+  static function run($data) {
+    $queue = new Daemon($data);
+    $queue->run();
+  }
+}

lib/API/Endpoints/Subscription.php

@@ -0,0 +1,22 @@
+<?php
+namespace MailPoet\API\Endpoints;
+
+use MailPoet\Subscription as UserSubscription;
+
+if(!defined('ABSPATH')) exit;
+
+class Subscription {
+  const ENDPOINT = 'subscription';
+
+  static function confirm($data) {
+    $subscription = new UserSubscription\Pages('confirm', $data);
+  }
+
+  static function manage($data) {
+    $subscription = new UserSubscription\Pages('manage', $data);
+  }
+
+  static function unsubscribe($data) {
+    $subscription = new UserSubscription\Pages('unsubscribe', $data);
+  }
+}

lib/API/Endpoints/Track.php

@@ -0,0 +1,23 @@
+<?php
+namespace MailPoet\API\Endpoints;
+
+use MailPoet\Statistics\Track\Clicks;
+use MailPoet\Statistics\Track\Opens;
+
+if(!defined('ABSPATH')) exit;
+
+class Track {
+  const ENDPOINT = 'track';
+  const ACTION_CLICK = 'click';
+  const ACTION_OPEN = 'open';
+
+  static function click($data) {
+    $clicks = new Clicks($data);
+    $clicks->track();
+  }
+
+  static function open($data) {
+    $opens = new Opens($data);
+    $opens->track();
+  }
+}

lib/API/Endpoints/ViewInBrowser.php

@@ -0,0 +1,16 @@
+<?php
+namespace MailPoet\API\Endpoints;
+
+use MailPoet\Newsletter\ViewInBrowser as NewsletterViewInBrowser;
+
+if(!defined('ABSPATH')) exit;
+
+class ViewInBrowser {
+  const ENDPOINT = 'view_in_browser';
+  const ACTION_VIEW = 'view';
+
+  static function view($data) {
+    $viewer = new NewsletterViewInBrowser($data);
+    $viewer->view();
+  }
+}