A GCM based messaging & notifications plugin for WordPress for the interaction between users. This can is meant to enable chat between GCM enabled devices and dashboard.

1. Download the plugin to your wp-content/plugins folder

2. Activate the plugin on your Wordpress admin dashboard

3. Activate Android Cloud Messaging on Google Console

   Find out how to do that here

4. Add your Google API Key

   Go to your admin menu > WP GCM Chat then paste your API Key

5. Install the JSON-API plugin if you don't already have it.

6. Activate the GCM controller

   Go to your admin menu > JSON-API then activate WP GCM

You are now ready to start using your Wordpress dashboard for chat between users or with a GCM enabled app.

Note: The app must have the project ID configured to the project ID you got from step 3 above.

Applying notifications in your other plugins is super easy. Simply use it as follows:

$reg_ids = array("user_id1", "user_id2");
$message = array("key" => "value");

send_push_notification($reg_ids, $message);