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Author: eosobande

firebase.php

@@ -0,0 +1,183 @@
+<?php
+
+    
+    /**
+     * Firebase Notification Class
+     *
+     * @category  Firebase FCM Notification
+     * @package   FCM
+     * @author    Emmanuel O. Sobande <[email protected]>
+     * @copyright Copyright (c) 2017
+     * @link      http://github.com/eosobande/php-firebase-class
+     * @version   1.0
+     */
+
+    class FCM {
+
+        const CONTENT_JSON = 'application/json';
+        const CONTENT_TEXT = 'application/x-www-form-urlencoded;charset=UTF-8';
+
+        const ERROR = 'error';
+        const SUCCESS = 'success';
+        const FAILURE = 'failure';
+        const CANONICAL_IDS = 'canonical_ids';
+        const REGISTRATION_ID = 'registration_id';
+        const REGISTRATION_IDS = 'registration_ids';
+        const RESULTS = 'results';
+
+        const UNAVAILABLE = 'Unavailable';
+        const INVALID = 'InvalidRegistration';
+        const NOT_REGISTERED = 'NotRegistered';
+        const EXCEEDED = 'TopicsMessageRateExceeded';
+
+        private $header;
+        private $content_type;
+        private $message;
+        private $response;
+        private $token;
+        private $time_to_live;
+        private $collapse_key;
+
+        function __construct($content_type, $time_to_live, $collapse_key) {
+
+            $this->content_type = $content_type;
+            $this->time_to_live = (int) $time_to_live;
+            $this->collapse_key = $collapse_key;
+            $this->headers();
+
+        }
+
+        private function headers() {
+
+            $this->headers = [
+
+                'Content-Type:' . $this->content_type,
+                'Authorization:key=' . FB_API_KEY
+
+            ];
+
+        }
+
+        public function topics($to, $condition, $body=null, $data=null, $title=null) {
+
+            if ($to != null) {
+                $this->message['to'] = '/topics/' . $to;
+            } elseif ($condition != null) {
+                $this->message['condition'] = $condition;
+            }
+
+            $this->message($body, $data, $title);
+
+        }
+
+        public function notification($token, $body, $data=null, $title=null) {
+            
+            $this->token = $token;
+            $this->message[self::REGISTRATION_IDS] = $this->token;
+            $this->message($body, $data, $title);
+
+        }
+
+        private function message($body, $data, $title) {
+
+            if ($body != null) {
+                $this->message['notification'] = ['title' => $title ? $title : APP_NAME, 'body' => $body];
+            }
+
+            if ($data != null) {
+                $this->message['data'] = $data;
+            }
+
+            if ($this->time_to_live != null) {
+                $this->message['time_to_live'] = $this->time_to_live;
+            }
+
+            if ($this->collapse_key != null) {
+                $this->message['collapse_key'] = $this->collapse_key;
+            }
+            $this->send();
+
+        }
+
+        private function response() {
+
+            if ((isset($this->response[self::FAILURE]) && $this->response[self::FAILURE] > 0) || 
+                (isset($this->response[self::CANONICAL_IDS]) && $this->response[self::CANONICAL_IDS] > 0)) {
+
+                foreach ($this->response[self::RESULTS] as $key => $result) {
+
+                    if (isset($result[self::ERROR])) {
+
+                        switch ($result[self::ERROR]) {
+
+                            case self::UNAVAILABLE:
+                                // do something
+
+                                break;
+
+                            case self::INVALID:
+                                // do something
+
+                                unset($this->token[$key]);
+                                break;
+
+                            case self::NOT_REGISTERED:
+                                $this->remove_registration_id($this->token[$key]);
+                                unset($this->token[$key]);
+                                break;
+
+                            case self::EXCEEDED:
+                                // do something
+                                break;
+
+                        }
+
+                    } elseif (isset($result[self::REGISTRATION_ID])) {
+                        $this->update_registration_id($this->token[$key], $result[self::REGISTRATION_ID]);
+                        unset($this->token[$key]);
+                    } else {
+                        unset($this->token[$key]);
+                    }
+                }
+
+                $this->send(); // resending     
+            }
+
+        }
+
+        private function remove_registration_id($token) {
+            // do something
+        }
+
+        private function update_registration_id($old, $new) {
+            // do something
+        }
+
+        private function send() {
+
+            if ($this->message != null) {
+
+                $ch = curl_init();
+                curl_setopt_array($ch, [
+
+                    CURLOPT_URL             => FB_URL,
+                    CURLOPT_HTTPHEADER      => $this->headers,
+                    CURLOPT_POST            => true,
+                    CURLOPT_RETURNTRANSFER  => true,
+                    CURLOPT_SSL_VERIFYPEER  => false,
+                    CURLOPT_POSTFIELDS      => json_encode($this->message)
+
+                ]);
+
+                $this->response = json_decode(curl_exec($ch), true);
+                curl_close($ch);
+                $this->response();
+            }
+
+        }
+
+    }
+
+
+
+