/UnitySMSReceiver

A simple demo for receive SMS with Android plugin in Unity

Primary LanguageJavaMIT LicenseMIT

A simple demo for receive SMS with Android plugin in Unity

sample

Environment

Unity 2019.4.12f1

Android Studio 4.0.1

Test Devices

Android Emulator

CPU/ABI: Google Play Intel Atom (x86)

Target: google_apis_playstore [Google Play] (API level 30)

How it works

Android plugin

android_plugins

  1. SmsListener.java is the main componment to receive SMS message and pass the result to unity side.

  2. Customizing the Android manifest:

    Permission to receive and read SMS:

    <uses-permission android:name="android.permission.RECEIVE_SMS" />
<uses-permission android:name="android.permission.READ_SMS" />

    Specify the broadcast receiver:

    <receiver android:name="com.ming.hello.SmsListener" android:enabled="true">
  <intent-filter>
    <action android:name="android.provider.Telephony.SMS_RECEIVED" />
  </intent-filter>
</receiver>

Unity

gameobject

  1. Place a gameobgect named UnitySMSReceiver to receive message from android plugin side.
  2. Attach a script to the gameobject and declare a method to receive message send from Android plugin 
    public void OnSMSReceive (string message)
  3. From android side, invoke this method through UnityPlayer API 
    UnityPlayer.UnitySendMessage(gameobject_name, method_name, message);

References:

How to build

  1. Clone this repository
  2. Use Unity to open UnityReceieveSMSDemo directory
  3. Switch to Android platform
  4. Build or export to create apk and run

build

Troubleshooting

  • Android app permission: This demo project has not handle the SMS permission yet. If you can't receive any message, check app permission first.
  • How to grant SMS permission?

SMS