first commit

Author: mi5ha

.gitignore

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+/composer.phar
+/composer.lock
+/phpunit.xml
+/vendor/
+/.phpunit.result.cache

.htaccess

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+Options All -Indexes
+
+Order Deny,Allow
+Deny from all
+
+<FilesMatch "^(/)?$">
+    Order Allow,Deny
+    Allow from all
+</FilesMatch>
+
+<Files index.php>
+    Order Allow,Deny
+    Allow from all
+</Files>

README.md

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+## REQUIREMENTS
+
+- PHP 7.2

composer.json

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+{
+    "name": "mi5ha/firebase-backend-api",
+    "description": "Backend API for Firebase",
+    "version": "1.0.0",
+    "authors": [
+        {
+            "name": "Miodrag Peric",
+            "email": "[email protected]"
+        }
+    ],
+    "type": "library",
+    "keywords": ["codeception", "module", "psr-3", "psr", "log", "test"],
+    "license": "MIT",
+    "require": {
+        "php": ">=7.2.0 <8.0",
+        "kreait/firebase-php": "^5.0"
+    },
+    "autoload": {
+        "psr-4": {
+            "FirebaseBackend\\": "src/"
+        }
+    }
+}

config/config.php

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+<?php
+
+define("SHOW_ERRORS", false);
+
+define(
+    "FIREBASE_SERVICE_ACCOUNT_KEY",
+    dirname(__FILE__) . '/XXXX-firebase-adminsdk-XXXX.json'
+);

index.php

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+<?php
+require __DIR__ . '/vendor/autoload.php';
+require(dirname(__FILE__) . '/config/config.php');
+
+use FirebaseBackend\API;
+use FirebaseBackend\CloudMessaging;
+
+// ERROR HANDLING
+if (SHOW_ERRORS) {
+    ini_set('display_errors', 1);
+    ini_set('display_startup_errors', 1);
+    error_reporting(E_ALL);
+}
+
+// SET API METHOD
+$apiMethod = null;
+
+if (isset($_GET['method'])) $apiMethod = $_GET['method'];
+
+if (!isset($apiMethod)) {
+    API::response(false, null, ['You must give an API method']);
+    return;
+}
+
+// CALL API METHOD
+if ($apiMethod === 'sendMulticast') {
+    CloudMessaging::sendMulticast();
+} else {
+    API::response(false, null, ['Given method doesnt exist']);
+}

src/API.php

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+<?php
+
+namespace FirebaseBackend;
+
+class API
+{
+    public static function response($success, $data = null, $errorMessages = null)
+    {
+        $response = [
+            "success" => $success
+        ];
+
+        if (isset($data)) $response["data"] = $data;
+        if (isset($errorMessages)) $response["errorMessages"] = $errorMessages;
+
+        header('Content-Type: application/json');
+        print_r(json_encode($response));
+    }
+
+    public static function getPostParams()
+    {
+        $jsonRequest = json_decode(file_get_contents('php://input'));
+        return $jsonRequest ? $jsonRequest : null;
+    }
+}

src/CloudMessaging.php

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+<?php
+namespace FirebaseBackend;
+
+require(dirname(__FILE__) . '/../config/config.php');
+
+use FirebaseBackend\API;
+use Kreait\Firebase\Factory;
+use Kreait\Firebase\Messaging\CloudMessage;
+use Kreait\Firebase\Messaging\RawMessageFromArray;
+
+class CloudMessaging
+{
+    public static function sendMulticast()
+    {
+        // SET POST PARAMS
+        // ---------------
+        $postParams = API::getPostParams();
+
+        if ($postParams === null) {
+            API::response(false, null, ['POST body must be a properly formatted JSON']);
+            return;
+        }
+
+        // SET API PARAMS
+        // --------------
+        $deviceTokens = isset($postParams->deviceTokens) ? $postParams->deviceTokens : null;
+        $notificationTitle = isset($postParams->title) ? $postParams->title : null;
+        $notificationText = isset($postParams->text) ? $postParams->text : null;
+        $notificationimageUrl = isset($postParams->imageUrl) ? $postParams->imageUrl : null;
+
+        // VALIDATIONS
+        // -----------
+        $errorMessages = [];
+
+        // deviceTokens
+        if (!$deviceTokens || count($deviceTokens) === 0) {
+            $errorMessages['deviceTokens'] = 'At least one device token must be given';
+        }
+
+        // notificationTitle
+        if (!$notificationTitle) {
+            $errorMessages['title'] = 'Notification title must be given';
+        }
+
+        // RETURN ERROR RESPONSE
+        // ---------------------
+        if (count($errorMessages) > 0) {
+            API::response(false, null, $errorMessages);
+            return;
+        }
+
+        // SEND NOTIFICATION
+        // -----------------
+        $factory = (new Factory)->withServiceAccount(FIREBASE_SERVICE_ACCOUNT_KEY);
+        $messaging = $factory->createMessaging();
+
+        // $messageObject = CloudMessage::new();
+        // $message = $messageObject->withNotification([
+        //     "title" => $notificationTitle,
+        //     "body" => $notificationText,
+        //     "image" => $notificationimageUrl,
+        // ]);
+
+        // API: https://firebase-php.readthedocs.io/en/5.9.0/cloud-messaging.html#sending-a-fully-configured-raw-message
+        $message = new RawMessageFromArray([
+            "notification" => [
+                "title" => $notificationTitle,
+                "body" => $notificationText,
+                "image" => $notificationimageUrl,
+            ],
+        ]);
+        $report = $messaging->sendMulticast($message, $deviceTokens);
+
+        // Handle error
+        $successCount = $report->successes()->count();
+        $errorCount = $report->failures()->count();
+
+        $errorMessages = [];
+        if ($report->hasFailures()) {
+            foreach ($report->failures()->getItems() as $failure) {
+                $errorMessages[] = $failure->error()->getMessage();
+            }
+        }
+
+        if (count($errorMessages) > 0) {
+            API::response(
+                false,
+                null,
+                $errorMessages
+            );
+            return;
+        }
+
+        // SUCCESS RESPONSE
+        API::response(
+            true
+        );
+    }
+}