Repox · April 12, 2018 06:04 · Apr 12, 2018
diff --git a/send.php b/send.php
@@ -0,0 +1,49 @@
+<?php
+
+/**
+ * This serves as an example of how to use the Google API PHP Client 
+ * with Firebase Cloud Messaging Service.
+ *
+ * The client can be found here:
+ * https://github.com/google/google-api-php-client
+ *
+ * At the time of writing this, there's no Service object for the correct 
+ * scope for Firebase Messaging, so here's an example of how this can be
+ * done with provididing the scope manually.
+ *
+ * Info regarding authorization and requests can be found here:
+ * https://firebase.google.com/docs/cloud-messaging/server
+ */
+
+require 'vendor/autoload.php';
+
+$client = new Google_Client();
+
+// Authentication with the GOOGLE_APPLICATION_CREDENTIALS environment variable
+$client->useApplicationDefaultCredentials(); 
+
+// Alternatively, provide the JSON authentication file directly.
+$client->setAuthConfig(__DIR__.'/auth.json');
+
+// Add the scope as a string (multiple scopes can be provided as an array)
+$client->addScope('https://www.googleapis.com/auth/firebase.messaging');
+
+// Returns an instance of GuzzleHttp\Client that authenticates with the Google API.
+$httpClient = $client->authorize();
+
+// Your Firebase project ID
+$project = "myproject-4e6ed";
+
+// Creates a notification for subscribers to the debug topic
+$message = [
+    "message" => [
+        "topic" => "debug",
+        "notification" => [
+            "body" => "This is an FCM notification message!",
+            "title" => "FCM Message",
+        ]
+    ]
+];
+
+// Send the Push Notification - use $response to inspect success or errors
+$response = $httpClient->post("https://fcm.googleapis.com/v1/projects/{$project}/messages:send", ['json' => $message]);