implementation of SMS receiver

CHANGELOG.md

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+## [0.0.1] - TODO: Add release date.
+
+* TODO: Describe initial release.

LICENSE

@@ -1,21 +1 @@
-MIT License
-
-Copyright (c) 2018 Bastien Rivière
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
+TODO: Add your license here.

README.md

@@ -1,2 +1,10 @@
-# flutter-sms
-SMS library for flutter
+# sms_plugin
+
+SMS in flutter.
+
+## Getting Started
+
+For help getting started with Flutter, view our online
+[documentation](https://flutter.io/).
+
+For help on editing plugin code, view the [documentation](https://flutter.io/platform-plugins/#edit-code).

android/.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures

android/build.gradle

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+group 'com.babariviere.smsplugin'
+version '1.0-SNAPSHOT'
+
+buildscript {
+    repositories {
+        google()
+        jcenter()
+    }
+
+    dependencies {
+        classpath 'com.android.tools.build:gradle:3.0.1'
+    }
+}
+
+rootProject.allprojects {
+    repositories {
+        google()
+        jcenter()
+    }
+}
+
+apply plugin: 'com.android.library'
+
+android {
+    compileSdkVersion 27
+
+    defaultConfig {
+        minSdkVersion 16
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    lintOptions {
+        disable 'InvalidPackage'
+    }
+}

android/gradle.properties

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+org.gradle.jvmargs=-Xmx1536M

android/settings.gradle

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+rootProject.name = 'sms_plugin'

android/src/main/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+  package="com.babariviere.smsplugin">
+    <uses-permission android:name="android.permission.RECEIVE_SMS"/>
+    <uses-permission android:name="android.permission.READ_SMS"/>
+    <uses-permission android:name="android.permission.SEND_SMS"/>
+    <uses-sdk android:minSdkVersion="4"/>
+</manifest>

android/src/main/java/com/babariviere/smsplugin/SmsPlugin.java

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+package com.babariviere.smsplugin;
+
+import android.Manifest;
+import android.annotation.TargetApi;
+import android.app.Activity;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.pm.PackageManager;
+import android.os.Build;
+import android.os.Bundle;
+import android.provider.Telephony;
+import android.telephony.SmsMessage;
+import android.util.Log;
+
+import org.json.JSONObject;
+
+import io.flutter.plugin.common.EventChannel;
+import io.flutter.plugin.common.EventChannel.EventSink;
+import io.flutter.plugin.common.EventChannel.StreamHandler;
+import io.flutter.plugin.common.MethodCall;
+import io.flutter.plugin.common.MethodChannel.MethodCallHandler;
+import io.flutter.plugin.common.MethodChannel.Result;
+import io.flutter.plugin.common.PluginRegistry.Registrar;
+
+/**
+ * SmsPlugin
+ */
+public class SmsPlugin {
+  private Activity activity;
+
+  private static final String CHANNEL_REC = "plugins.babariviere.com/recvSms";
+
+  private int RECEIVE_SMS_ID_REQ = 0;
+
+  /**
+   * Plugin registration.
+   */
+  public static void registerWith(Registrar registrar) {
+    final SmsPlugin plugin = new SmsPlugin(registrar);
+    plugin.checkAndRequestPermission(Manifest.permission.RECEIVE_SMS);
+
+    // SMS receiver
+    final SmsReceiver receiver = new SmsReceiver(registrar);
+    final EventChannel getSmsChannel = new EventChannel(registrar.messenger(),
+        CHANNEL_REC);
+    getSmsChannel.setStreamHandler(receiver);
+  }
+
+  private boolean hasPermission(String permission) {
+    return (Build.VERSION.SDK_INT < Build.VERSION_CODES.M ||
+        activity.checkSelfPermission(permission) == PackageManager.PERMISSION_GRANTED);
+  }
+
+  private void checkAndRequestPermission(String permission) {
+    if (!hasPermission(permission)) {
+      if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+        activity.requestPermissions(new String[] {permission}, RECEIVE_SMS_ID_REQ);
+      }
+    }
+  }
+
+  SmsPlugin(Registrar registrar) {
+    this.activity = registrar.activity();
+  }
+}

android/src/main/java/com/babariviere/smsplugin/SmsReceiver.java

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+package com.babariviere.smsplugin;
+
+import android.Manifest;
+import android.annotation.TargetApi;
+import android.app.Activity;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.os.Build;
+import android.os.Bundle;
+import android.provider.Telephony;
+import android.telephony.SmsMessage;
+
+import org.json.JSONObject;
+
+import io.flutter.plugin.common.EventChannel.*;
+import io.flutter.plugin.common.PluginRegistry;
+
+/**
+ * Created by babariviere on 08/03/18.
+ */
+
+public class SmsReceiver implements StreamHandler {
+  private PluginRegistry.Registrar registrar;
+  private BroadcastReceiver receiver;
+
+  SmsReceiver(PluginRegistry.Registrar registrar) {
+    this.registrar = registrar;
+  }
+
+  @Override
+  public void onListen(Object arguments, EventSink events) {
+    receiver = createSmsReceiver(events);
+    registrar.context().registerReceiver(receiver, new IntentFilter(Telephony.Sms.Intents.SMS_RECEIVED_ACTION));
+  }
+
+  @Override
+  public void onCancel(Object o) {
+    registrar.context().unregisterReceiver(receiver);
+    receiver = null;
+  }
+
+  @TargetApi(Build.VERSION_CODES.DONUT)
+  private SmsMessage[] readMessages(Intent intent) {
+    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
+      SmsMessage[] msgs = Telephony.Sms.Intents.getMessagesFromIntent(intent);
+      return msgs;
+    }
+    Bundle bundle = intent.getExtras();
+
+    if (bundle == null || !bundle.containsKey("pdus")) {
+      return null;
+    }
+    final Object pdus[] = (Object[]) bundle.get("pdus");
+    SmsMessage[] msgs = new SmsMessage[pdus.length];
+    int idx = 0;
+    for (Object pdu: pdus) {
+      msgs[idx] = SmsMessage.createFromPdu((byte[]) pdu);
+      idx++;
+    }
+    return msgs;
+  }
+
+  private BroadcastReceiver createSmsReceiver(final EventSink events) {
+    return new BroadcastReceiver() {
+      @TargetApi(Build.VERSION_CODES.DONUT)
+      @Override
+      public void onReceive(Context context, Intent intent) {
+        try {
+          SmsMessage[] msgs = readMessages(intent);
+          if (msgs == null) {
+            return;
+          }
+          for (SmsMessage msg: msgs) {
+            JSONObject obj = new JSONObject();
+            obj.put("sender", msg.getOriginatingAddress());
+            obj.put("body", msg.getMessageBody());
+            events.success(obj.toString());
+          }
+        } catch (Exception e) {}
+      }
+    };
+  }
+}

example/.gitignore

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+.DS_Store
+.atom/
+.idea
+.vscode/
+.packages
+.pub/
+build/
+ios/.generated/
+packages
+.flutter-plugins

example/.metadata

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+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+  revision: 3ea4d06340a97a1e9d7cae97567c64e0569dcaa2
+  channel: beta

example/README.md

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+# sms_plugin_example
+
+Demonstrates how to use the sms_plugin plugin.
+
+## Getting Started
+
+For help getting started with Flutter, view our online
+[documentation](https://flutter.io/).

example/android.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$/android">
+      <sourceFolder url="file://$MODULE_DIR$/android/app/src/main/java" isTestSource="false" />
+    </content>
+    <orderEntry type="jdk" jdkName="Android API 25 Platform" jdkType="Android SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="Flutter for Android" level="project" />
+  </component>
+</module>

example/android/.gitignore

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+*.iml
+*.class
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures
+GeneratedPluginRegistrant.java

example/android/app/build.gradle

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+def localProperties = new Properties()
+def localPropertiesFile = rootProject.file('local.properties')
+if (localPropertiesFile.exists()) {
+    localPropertiesFile.withReader('UTF-8') { reader ->
+        localProperties.load(reader)
+    }
+}
+
+def flutterRoot = localProperties.getProperty('flutter.sdk')
+if (flutterRoot == null) {
+    throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
+}
+
+apply plugin: 'com.android.application'
+apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
+
+android {
+    compileSdkVersion 27
+
+    lintOptions {
+        disable 'InvalidPackage'
+    }
+
+    defaultConfig {
+        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
+        applicationId "com.babariviere.smspluginexample"
+        minSdkVersion 16
+        targetSdkVersion 27
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            // TODO: Add your own signing config for the release build.
+            // Signing with the debug keys for now, so `flutter run --release` works.
+            signingConfig signingConfigs.debug
+        }
+    }
+}
+
+flutter {
+    source '../..'
+}
+
+dependencies {
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'com.android.support.test:runner:1.0.1'
+    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
+}

example/android/app/src/main/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.babariviere.smspluginexample">
+
+    <!-- The INTERNET permission is required for development. Specifically,
+         flutter needs it to communicate with the running application
+         to allow setting breakpoints, to provide hot reload, etc.
+    -->
+    <uses-permission android:name="android.permission.INTERNET"/>
+
+    <!-- io.flutter.app.FlutterApplication is an android.app.Application that
+         calls FlutterMain.startInitialization(this); in its onCreate method.
+         In most cases you can leave this as-is, but you if you want to provide
+         additional functionality it is fine to subclass or reimplement
+         FlutterApplication and put your custom class here. -->
+    <application
+        android:name="io.flutter.app.FlutterApplication"
+        android:label="sms_plugin_example"
+        android:icon="@mipmap/ic_launcher">
+        <activity
+            android:name=".MainActivity"
+            android:launchMode="singleTop"
+            android:theme="@style/LaunchTheme"
+            android:configChanges="orientation|keyboardHidden|keyboard|screenSize|locale|layoutDirection|fontScale"
+            android:hardwareAccelerated="true"
+            android:windowSoftInputMode="adjustResize">
+            <!-- This keeps the window background of the activity showing
+                 until Flutter renders its first frame. It can be removed if
+                 there is no splash screen (such as the default splash screen
+                 defined in @style/LaunchTheme). -->
+            <meta-data
+                android:name="io.flutter.app.android.SplashScreenUntilFirstFrame"
+                android:value="true" />
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+        </activity>
+    </application>
+</manifest>