Flutter Kakao Login PlugIn

A Flutter plugin for using the native Kakao Login SDKs on Android and iOS.

KakaoSDK Version using in plugin

  • Android SDK Version 1.14.0
  • iOS SDK Version 1.8.0

Usage

See example/lib/main.dart for details.

1. Depend on it
Add this to your package's pubspec.yaml file:

dependencies:
  flutter_kakao_login: "^0.0.4"
2. Install it
You can install packages from the command line:

with Flutter:

$ flutter packages get

Alternatively, your editor might support flutter packages get. Check the docs for your editor to learn more.
3. Import it
Now in your Dart code, you can use:

    import 'package:flutter_kakao_login/flutter_kakao_login.dart';
  • Login & Logout Example
FlutterKakaoLogin kakaoSignIn = new FlutterKakaoLogin()
final KakaoLoginResult result = await kakaoSignIn.logIn();
switch (result.status) {
    case KakaoLoginStatus.loggedIn:
        _updateMessage('LoggedIn by the user.\n'
                       '- UserID is ${result.account.userID}\n'
                       '- UserEmail is ${result.account.userEmail} ');
    break;
    case KakaoLoginStatus.loggedOut:
        _updateMessage('LoggedOut by the user.');
    break;
    case KakaoLoginStatus.error:
        _updateMessage('This is Kakao error message : ${result.errorMessage}');
    break;
}
  • Get AccessToken Example
Future<Null> _getAccessToken() async {
    final KakaoAccessToken accessToken = await (kakaoSignIn.currentAccessToken);
    if (accessToken != null) {
      final token = accessToken.token;
      // To-do Someting ...
    }
}
  • Get UserMe Example
Future<Null> _getAccountInfo() async {
    final KakaoLoginResult result = await kakaoSignIn.getUserMe();
    if (result != null && result.status != KakaoLoginStatus.error) {
      final KakaoAccountResult account = result.account;
      final userID = account.userID;
      final userEmail = account.userEmail;
      final userPhoneNumber = account.userPhoneNumber;
      final userDisplayID = account.userDisplayID;
      final userNickname = account.userNickname;                       
      final userProfileImagePath = account.userProfileImagePath;
      final userThumbnailImagePath = account.userThumbnailImagePath;
      // To-do Someting ...
    }
  }

Installation

See the installation by pub.

Android

See the setup instructions detail.

kakao_strings.xml

<resources>
    <string name="kakao_app_key">0123456789abcdefghijklmn</string>
</resources>

AndroidManifest.xml

<!-- 1 -->
<uses-permission android:name="android.permission.INTERNET" />

<application>
    <!-- 2 -->
    <activity
        ...
        android:name=".SampleLoginActivity">
        <intent-filter>
            <action android:name="android.intent.action.MAIN" />
            <category android:name="android.intent.category.LAUNCHER" />
        </intent-filter>
    </activity>
    <!-- 3 -->
    <meta-data
        android:name="com.kakao.sdk.AppKey"
        android:value="@string/kakao_app_key" />
    <!-- 4 -->
    <activity
        android:name="com.kakao.auth.authorization.authcode.KakaoWebViewActivity"
        android:launchMode="singleTop"
        android:windowSoftInputMode="adjustResize">

        <intent-filter>
            <action android:name="android.intent.action.MAIN"/>
            <category android:name="android.intent.category.DEFAULT"/>
        </intent-filter>
    </activity>
    ...
</application>

iOS

See the setup instructions detail.

info.plst

<key>KAKAO_APP_KEY</key>
<string>0123456789abcdefghijklmn</string>
<key>LSApplicationQueriesSchemes</key>
<array>
    <string>kakao0123456789abcdefghijklmn</string>
    <string>kakaokompassauth</string>
    <string>storykompassauth</string>
    <string>kakaolink</string>
    <string>storylink</string>
</array>
<key>CFBundleURLTypes</key>
<array>
    <dict>
        <key>CFBundleTypeRole</key>
        <string>Editor</string>
        <key>CFBundleURLName</key>
        <string></string>
        <key>CFBundleURLSchemes</key>
        <array>
            <string>kakao0123456789abcdefghijklmn</string>
        </array>
    </dict>
</array>

Libraries

flutter_kakao_login

Dart

dart:ui
Built-in types and core primitives for a Flutter application. [...]

Core

dart:async
Support for asynchronous programming, with classes such as Future and Stream. [...]
dart:collection
Classes and utilities that supplement the collection support in dart:core. [...]
dart:convert
Encoders and decoders for converting between different data representations, including JSON and UTF-8. [...]
dart:core
Built-in types, collections, and other core functionality for every Dart program. [...]
dart:developer
Interact with developer tools such as the debugger and inspector. [...]
dart:math
Mathematical constants and functions, plus a random number generator. [...]
dart:typed_data
Lists that efficiently handle fixed sized data (for example, unsigned 8 byte integers) and SIMD numeric types. [...]

VM

dart:io
File, socket, HTTP, and other I/O support for non-web applications. [...]
dart:isolate
Concurrent programming using isolates: independent workers that are similar to threads but don't share memory, communicating only via messages. [...]