symfony · cesurapp · Jan 1, 2024 · Jan 1, 2024 · Jan 5, 2024 · Jan 5, 2024
@@ -1,6 +1,12 @@
 CHANGELOG
 =========
 
+7.2
+---
+
+* The legacy api has been replaced with HTTP v1
+* Add `useTopic` field to options
+
 5.3
 ---
 

@@ -20,7 +20,7 @@
  */
 abstract class FirebaseOptions implements MessageOptionsInterface
 {
-    private string $to;
+    private string $tokenOrTopic;
 
     /**
      * @see https://firebase.google.com/docs/cloud-messaging/xmpp-server-ref.html#notification-payload-support
@@ -29,25 +29,28 @@ abstract class FirebaseOptions implements MessageOptionsInterface
 
     private array $data;
 
-    public function __construct(string $to, array $options, array $data = [])
+    private bool $useTopic;
+
+    public function __construct(string $tokenOrTopic, array $options, array $data = [], bool $useTopic = false)
     {
-        $this->to = $to;
+        $this->tokenOrTopic = $tokenOrTopic;
         $this->options = $options;
         $this->data = $data;
+        $this->useTopic = $useTopic;
     }
 
     public function toArray(): array
     {
         return [
-            'to' => $this->to,
+            ($this->useTopic ? 'topic' : 'token') => $this->tokenOrTopic,
             'notification' => $this->options,
-            'data' => $this->data,
+            'data' => $this->data
         ];
     }
 
     public function getRecipientId(): ?string
     {
-        return $this->to;
+        return $this->tokenOrTopic;
     }
 
     /**

@@ -24,16 +24,20 @@
 
 /**
  * @author Jeroen Spee <https://github.com/Jeroeny>
+ * @author Cesur APAYDIN <https://github.com/cesurapp>
  */
 final class FirebaseTransport extends AbstractTransport
 {
-    protected const HOST = 'fcm.googleapis.com/fcm/send';
+    protected const HOST = 'fcm.googleapis.com/v1/projects/project_id/messages:send';
+
+    private array $credentials;
+
+    public function __construct(#[\SensitiveParameter] array $credentials, HttpClientInterface $client = null, EventDispatcherInterface $dispatcher = null)
+    {
+        $this->credentials = $credentials;
+        $this->client = $client;
+        $this->setHost(str_replace('project_id', $credentials['project_id'], $this->getDefaultHost()));
 
-    public function __construct(
-        #[\SensitiveParameter] private string $token,
-        ?HttpClientInterface $client = null,
-        ?EventDispatcherInterface $dispatcher = null,
-    ) {
         parent::__construct($client, $dispatcher);
     }
 
@@ -53,21 +57,20 @@ protected function doSend(MessageInterface $message): SentMessage
             throw new UnsupportedMessageTypeException(__CLASS__, ChatMessage::class, $message);
         }
 
-        $endpoint = \sprintf('https://%s', $this->getEndpoint());
-        $options = $message->getOptions()?->toArray() ?? [];
-        $options['to'] = $message->getRecipientId();
+        $endpoint = sprintf('https://%s', $this->getEndpoint());
 
-        if (!$options['to']) {
-            throw new InvalidArgumentException(\sprintf('The "%s" transport required the "to" option to be set.', __CLASS__));
+        // Generate Options
+        $options = $message->getOptions()?->toArray() ?? [];
+        if (!$options['token'] && !$options['topic']) {
+            throw new InvalidArgumentException(sprintf('The "%s" transport required the "token" or "topic" option to be set.', __CLASS__));
         }
         $options['notification']['body'] = $message->getSubject();
         $options['data'] ??= [];
 
+        // Send
         $response = $this->client->request('POST', $endpoint, [
-            'headers' => [
-                'Authorization' => \sprintf('key=%s', $this->token),
-            ],
-            'json' => array_filter($options),
+            'headers' => ['Authorization' => sprintf('Bearer %s', $this->getJwtToken())],
+            'json' => array_filter(['message' => $options]),
         ]);
 
         try {
@@ -87,14 +90,51 @@ protected function doSend(MessageInterface $message): SentMessage
         }
 
         if (null !== $errorMessage) {
-            throw new TransportException('Unable to post the Firebase message: '.$errorMessage, $response);
+            throw new TransportException('Unable to post the Firebase message: ' . $errorMessage, $response);
         }
 
         $success = $response->toArray(false);
 
-        $sentMessage = new SentMessage($message, (string) $this);
+        $sentMessage = new SentMessage($message, (string)$this);
         $sentMessage->setMessageId($success['results'][0]['message_id'] ?? '');
 
         return $sentMessage;
     }
+
+    private function getJwtToken(): string
+    {
+        $time = time();
+        $payload = [
+            'iss' => $this->credentials['client_email'],
+            'sub' => $this->credentials['client_email'],
+            'aud' => 'https://fcm.googleapis.com/',
+            'iat' => $time,
+            'exp' => $time + 3600,
+            'kid' => $this->credentials['private_key_id'],
+        ];
+
+        $header = $this->urlSafeEncode(['alg' => 'RS256', 'typ' => 'JWT']);
+        $payload = $this->urlSafeEncode($payload);
+        openssl_sign($header . '.' . $payload, $signature, openssl_pkey_get_private($this->encodePk($this->credentials['private_key'])), OPENSSL_ALGO_SHA256);
+        $signature = $this->urlSafeEncode($signature);
+
+        return $header . '.' . $payload . '.' . $signature;
+    }
+
+    protected function urlSafeEncode(string|array $data): string
+    {
+        if (is_array($data)) {
+            $data = json_encode($data, JSON_UNESCAPED_SLASHES);
+        }
+
+        return rtrim(strtr(base64_encode($data), '+/', '-_'), '=');
+    }
+
+    protected function encodePk(string $privateKey): string
+    {
+        $text = explode('-----', $privateKey);
+        $text[2] = str_replace(['\n', '_', ' '], ["\n", "\n", '+'], $text[2]);
+
+        return implode('-----', $text);
+    }
 }
@@ -11,6 +11,7 @@
 
 namespace Symfony\Component\Notifier\Bridge\Firebase;
 
+use Symfony\Component\Notifier\Exception\MissingRequiredOptionException;
 use Symfony\Component\Notifier\Exception\UnsupportedSchemeException;
 use Symfony\Component\Notifier\Transport\AbstractTransportFactory;
 use Symfony\Component\Notifier\Transport\Dsn;
@@ -28,11 +29,17 @@ public function create(Dsn $dsn): FirebaseTransport
             throw new UnsupportedSchemeException($dsn, 'firebase', $this->getSupportedSchemes());
         }
 
-        $token = \sprintf('%s:%s', $this->getUser($dsn), $this->getPassword($dsn));
-        $host = 'default' === $dsn->getHost() ? null : $dsn->getHost();
-        $port = $dsn->getPort();
+        $credentials = [
+            'client_email' => sprintf('%s@%s', $dsn->getUser(), $dsn->getHost()),
+            ...$dsn->getOptions()
+        ];
 
-        return (new FirebaseTransport($token, $this->client, $this->dispatcher))->setHost($host)->setPort($port);
+        $requiredParameters = array_diff(array_keys($credentials), ['client_email', 'project_id', 'private_key_id', 'private_key']);
+        if ($requiredParameters) {
+            throw new MissingRequiredOptionException(implode(', ', $requiredParameters));
+        }
+
+        return (new FirebaseTransport($credentials, $this->client, $this->dispatcher));
     }
 
     protected function getSupportedSchemes(): array

@@ -3,16 +3,25 @@ Firebase Notifier
 
 Provides [Firebase](https://firebase.google.com) integration for Symfony Notifier.
 
-DSN example
+JWT DSN Example (HTTP v1)
 -----------
 
 ```
-FIREBASE_DSN=firebase://USERNAME:PASSWORD@default
+FIREBASE_DSN=firebase://<CLIENT_EMAIL>?project_id=<PROJECT_ID>&private_key_id=<PRIVATE_KEY_ID>&private_key=<PRIVATE_KEY>
+FIREBASE_DSN=firebase://[email protected]?project_id=<PROJECT_ID>&private_key_id=<PRIVATE_KEY_ID>&private_key=<PRIVATE_KEY>
 ```
 
-where:
- - `USERNAME` is your Firebase username
- - `PASSWORD` is your Firebase password
+Since __"private_key"__ is long, you must write it in a single line with "\n". Example:
+```
+-----BEGIN RSA PRIVATE KEY-----\n.....\n....\n-----END RSA PRIVATE KEY-----
+```
+
+__Required Options:__
+* client_email
+* project_id
+* private_key_id
+* private_key
+
 
 Adding Interactions to a Message
 --------------------------------
@@ -27,7 +36,7 @@ use Symfony\Component\Notifier\Bridge\Firebase\Notification\AndroidNotification;
 $chatMessage = new ChatMessage('');
 
 // Create AndroidNotification options
-$androidOptions = (new AndroidNotification('/topics/news', []))
+$androidOptions = (new AndroidNotification('/topics/news', [], [], true))
     ->icon('myicon')
     ->sound('default')
     ->tag('myNotificationId')

@@ -27,19 +27,19 @@ public function createFactory(): FirebaseTransportFactory
     public static function createProvider(): iterable
     {
         yield [
-            'firebase://host.test',
-            'firebase://username:[email protected]',
+            'firebase://fcm.googleapis.com/v1/projects/<PROJECT_ID>/messages:send',
+            'firebase://[email protected]?project_id=<PROJECT_ID>&private_key_id=<PRIVATE_KEY_ID>&private_key=<PRIVATE_KEY>',
         ];
     }
 
     public static function supportsProvider(): iterable
     {
-        yield [true, 'firebase://username:password@default'];
-        yield [false, 'somethingElse://username:password@default'];
+        yield [true, 'firebase://client_email?project_id=1'];
+        yield [false, 'somethingElse://client_email?project_id=1'];
     }
 
     public static function unsupportedSchemeProvider(): iterable
     {
-        yield ['somethingElse://username:password@default'];
+        yield ['somethingElse://client_email'];
     }
 }
@@ -30,12 +30,17 @@ final class FirebaseTransportTest extends TransportTestCase
 {
     public static function createTransport(?HttpClientInterface $client = null): FirebaseTransport
     {
-        return new FirebaseTransport('username:password', $client ?? new MockHttpClient());
+        return new FirebaseTransport([
+            'client_email' => '[email protected]',
+            'project_id' => 'test_project',
+            'private_key_id' => 'sdas7d6a8ds6ds78a',
+            'private_key' => "-----BEGIN RSA PRIVATE KEY-----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\nDFp6wp8aLw87hAHUz5zXTCRYi/BpvDhfP6DDT2sOaw==\n-----END RSA PRIVATE KEY-----"
+        ], $client ?? new MockHttpClient());
     }
 
     public static function toStringProvider(): iterable
     {
-        yield ['firebase://fcm.googleapis.com/fcm/send', self::createTransport()];
+        yield ['firebase://fcm.googleapis.com/v1/projects/test_project/messages:send', self::createTransport()];
     }
 
     public static function supportedMessagesProvider(): iterable
@@ -56,7 +61,7 @@ public function testSendWithErrorThrowsTransportException(ResponseInterface $res
     {
         $this->expectException(TransportException::class);
 
-        $client = new MockHttpClient(static fn (): ResponseInterface => $response);
+        $client = new MockHttpClient(static fn(): ResponseInterface => $response);
         $options = new class('recipient-id', []) extends FirebaseOptions {};
 
         $transport = self::createTransport($client);

@@ -17,6 +17,7 @@
     ],
     "require": {
         "php": ">=8.2",
+        "ext-openssl": "*",
         "symfony/http-client": "^6.4|^7.0",
         "symfony/notifier": "^6.4|^7.0"
     },