我正在尝试在基于 Android 的“无用户”应用程序中实现 Reddit oAuth2(每个使用 Reddit 内容的应用程序都必须有这个 implemented)并且我正在遵循这些指南。
- 我 registered an app并获取相应的
client_id
。 - 我正在关注 API guidelines和 this for Retrofit以便正确编写 Android 代码。
因此,我编写了两种方法来解决这个问题,但似乎都不起作用。相应 fragment 中的调用对于这两个选项是相同的,如下所示:
public void oAuth(){
String bodyString = "grant_type=" + "https://oauth.reddit.com/grants/installed_client"
+ "&device_id=" + UUID.randomUUID().toString();
TypedInput requestBody = new TypedByteArray("application/x-www-form-urlencoded", bodyString.getBytes(Charset.forName("UTF-8")));
RedditAPI.sRedditAuth().redditAuth(requestBody, new Callback<TokenResponse>() {
@Override
public void success(TokenResponse tokenResponse, Response response) {
Log.d("OATH_TAG", "oAuth() | YAY! :)");
}
@Override
public void failure(RetrofitError error) {
Log.d("OATH_TAG", "oAuth() | NOOOOOoooooo.... :(");
}
});
}
选项 1:
Retrofit 界面:
public interface RedditAuthInterface { @POST(Urlz.REDDIT_OATH2_PATH) void redditAuth(@Body TypedInput body, Callback<TokenResponse> result); } //the adapter public static RedditAuthInterface sRedditAuth() { if (sRedditAuthInterface == null) { RestAdapter restAdapter = new RestAdapter .Builder() .setClient(getAuthClient()) .setEndpoint(Urlz.BASE_REDDIT_URL) .build(); sRedditAuthInterface = restAdapter.create(RedditAuthInterface.class); } return sRedditAuthInterface; } /* support methods */ private static OkClient getAuthClient() { final OkHttpClient okHttpClient = new OkHttpClient(); okHttpClient.setReadTimeout(Static.READ_TIMEOUT, TimeUnit.SECONDS); okHttpClient.setConnectTimeout(Static.CONNECT_TIMEOUT, TimeUnit.SECONDS); /*okHttpClient.setAuthenticator(new Authenticator() { @Override public Request authenticate(Proxy proxy, Response response) throws IOException { String credential = Credentials.basic(BldCnfg.REDDIT_CLIENT_ID, BldCnfg.REDDIT_PASS); return response.request().newBuilder().header("Authorization", credential).build(); } @Override public Request authenticateProxy(Proxy proxy, Response response) throws IOException { return null; } });*/ okHttpClient.networkInterceptors().add(OAUTH_INTERCEPTOR); return new OkClient(okHttpClient); } private static final Interceptor OAUTH_INTERCEPTOR = new Interceptor() { @Override public Response intercept(Chain chain) throws IOException { Response originalResponse = chain.proceed(chain.request()); String credentials = BldCnfg.REDDIT_CLIENT_ID + ":" + BldCnfg.REDDIT_PASS; // REDDIT_PASS = "" as by API guides String string = "Basic " + Base64.encodeToString(credentials.getBytes(), Base64.NO_WRAP); originalResponse.header("Authorization", string); originalResponse.header("Accept", "application/json"); return originalResponse; } };
结果:
RetrofitError: 401 Unauthorized
选项 2:
Retrofit 界面:
public interface RedditAuthInterface { @POST(Urlz.REDDIT_OATH2_PATH) void redditAuth(@Body TypedInput body, Callback<TokenResponse> result); } //the adapter public static RedditAuthInterface sRedditAuth() { if (sRedditAuthInterface == null) { RestAdapter restAdapter = new RestAdapter .Builder() .setClient(getConfuguredClient()) .setRequestInterceptor(getRequestInerceptorPass()) .setEndpoint(Urlz.BASE_REDDIT_URL) .build(); sRedditAuthInterface = restAdapter.create(RedditAuthInterface.class); } return sRedditAuthInterface; } /* support methods */ public static RequestInterceptor getRequestInerceptorPass() { RequestInterceptor rqInter = new RequestInterceptor() { @Override public void intercept(RequestFacade request) { String credentials = BldCnfg.REDDIT_CLIENT_ID + ":" + BldCnfg.REDDIT_PASS; // REDDIT_PASS = "" as by API guides String string = "Basic " + Base64.encodeToString(credentials.getBytes(), Base64.NO_WRAP); request.addHeader("Authorization", string); request.addHeader("Accept", "application/json"); } }; return rqInter; } private static OkClient getConfuguredClient() { final OkHttpClient okHttpClient = new OkHttpClient(); okHttpClient.setReadTimeout(Static.READ_TIMEOUT, TimeUnit.SECONDS); okHttpClient.setConnectTimeout(Static.CONNECT_TIMEOUT, TimeUnit.SECONDS); return new OkClient(okHttpClient); }
结果:
似乎我得到的响应是空的(我只得到范围的“*”)。成功的响应如下所示:
和这样的标题:
你知道我做错了什么吗? 有没有人这样做过?
The official Reddit github wiki缺少 Android 示例(尽管几乎所有其他语言都有)。
最佳答案
我之前遇到过同样的问题并制作了这个 library在 Android 中处理 OAuth2。该库是 Retrofit 的扩展,它简化了针对 OAuth 2 提供商的身份验证过程。
关于android - Reddit oAuth 2 for Android "userless"app with Retrofit,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/31680286/