Add Kakao API

v0o0v · v0o0v · commit a8578ef2142f · 2020-04-09T12:01:28.000+09:00
diff --git a/scribejava-apis/src/main/java/com/github/scribejava/apis/KakaoApi.java b/scribejava-apis/src/main/java/com/github/scribejava/apis/KakaoApi.java
@@ -0,0 +1,34 @@
+package com.github.scribejava.apis;
+
+import com.github.scribejava.core.builder.api.DefaultApi20;
+import com.github.scribejava.core.oauth2.clientauthentication.ClientAuthentication;
+import com.github.scribejava.core.oauth2.clientauthentication.RequestBodyAuthenticationScheme;
+
+public class KakaoApi extends DefaultApi20 {
+
+    protected KakaoApi() {
+    }
+
+    private static class InstanceHolder {
+        private static final KakaoApi INSTANCE = new KakaoApi();
+    }
+
+    public static KakaoApi instance() {
+        return KakaoApi.InstanceHolder.INSTANCE;
+    }
+
+    @Override
+    public String getAccessTokenEndpoint() {
+        return "https://kauth.kakao.com/oauth/token";
+    }
+
+    @Override
+    protected String getAuthorizationBaseUrl() {
+        return "https://kauth.kakao.com/oauth/authorize";
+    }
+
+    @Override
+    public ClientAuthentication getClientAuthentication() {
+        return RequestBodyAuthenticationScheme.instance();
+    }
+}
diff --git a/scribejava-apis/src/test/java/com/github/scribejava/apis/examples/KakaoExample.java b/scribejava-apis/src/test/java/com/github/scribejava/apis/examples/KakaoExample.java
@@ -0,0 +1,70 @@
+package com.github.scribejava.apis.examples;
+
+import com.github.scribejava.apis.KakaoApi;
+import com.github.scribejava.core.builder.ServiceBuilder;
+import com.github.scribejava.core.model.OAuth2AccessToken;
+import com.github.scribejava.core.model.OAuthRequest;
+import com.github.scribejava.core.model.Response;
+import com.github.scribejava.core.model.Verb;
+import com.github.scribejava.core.oauth.OAuth20Service;
+
+import java.io.IOException;
+import java.util.Scanner;
+import java.util.concurrent.ExecutionException;
+
+public class KakaoExample {
+
+    private static final String NETWORK_NAME = "Kakao";
+    private static final String PROTECTED_RESOURCE_URL = "https://kapi.kakao.com/v2/user/me";
+
+    private KakaoExample() {
+    }
+
+    @SuppressWarnings("PMD.SystemPrintln")
+    public static void main(String... args) throws IOException, InterruptedException, ExecutionException {
+        // Replace these with your client id and secret
+        final String clientId = "your client id";
+
+        final OAuth20Service service = new ServiceBuilder(clientId)
+                .callback("http://www.example.com/oauth_callback/")
+                .build(KakaoApi.instance());
+
+        final Scanner in = new Scanner(System.in, "UTF-8");
+
+        System.out.println("=== " + NETWORK_NAME + "'s OAuth Workflow ===");
+        System.out.println();
+
+        // Obtain the Authorization URL
+        System.out.println("Fetching the Authorization URL...");
+        final String authorizationUrl = service.getAuthorizationUrl();
+        System.out.println("Got the Authorization URL!");
+        System.out.println("Now go and authorize ScribeJava here:");
+        System.out.println(authorizationUrl);
+        System.out.println("And paste the authorization code here");
+        System.out.print(">>");
+        final String code = in.nextLine();
+        System.out.println();
+
+        System.out.println("Trading the Authorization Code for an Access Token...");
+        final OAuth2AccessToken accessToken = service.getAccessToken(code);
+
+        System.out.println("Got the Access Token!");
+        System.out.println("(The raw response looks like this: " + accessToken.getRawResponse() + "')");
+        System.out.println();
+
+        // Now let's go and ask for a protected resource!
+        System.out.println("Now we're going to access a protected resource...");
+        final OAuthRequest request = new OAuthRequest(Verb.GET, PROTECTED_RESOURCE_URL);
+        service.signRequest(accessToken, request);
+        try (Response response = service.execute(request)) {
+            System.out.println("Got it! Lets see what we found...");
+            System.out.println();
+            System.out.println(response.getCode());
+            System.out.println(response.getBody());
+        }
+
+        System.out.println();
+        System.out.println("Thats it man! Go and build something awesome with ScribeJava! :)");
+
+    }
+}
