【发布时间】：2011-09-14 12:45:44
【问题描述】：
我正在开发一个 android 应用程序并想集成 Twitter。
我的理解是，如果在用户的设备上安装了官方的 android Twitter 应用程序，那么我们可以使用帐户管理器进行身份验证，名称为 here.. 如果未安装，则显示 twitter 登录网页。
我的理解正确吗？
现在使用 twitter 网络登录页面进行身份验证工作正常。但是如何使用客户经理登录？
使用 AccountsType 作为“com.twitter.android.auth.login” 我使用客户经理从 •com.twitter.android.oauth.token •com.twitter.android.oauth.token.secret
我正在使用 Twitter4J，并使用我的 CONSUMER_KEY 和 CONSUMER_SECRET 以及 recvd 进行身份验证。令牌。但身份验证总是失败。
CONSUMER_KEY 和 CONSUMER_SECRET 是我在 twitter 上注册应用程序时获得的密钥...但我不明白如何将这些密钥用于官方 Android Twitter 应用程序身份验证？
请。告诉我谢谢
这是我的代码
public class TwitterAuthentication {
private static final String TAG = "TwitterAuthentication";
private static final int MSG_GOT_AUTH_TOKEN = 100;
private static final int MSG_GOT_AUTH_SECRET = 101;
private static final int MSG_NO_AUT_TOKEN_RECVD = 102;
public static Twitter mTwitter = null;
private Activity mActivity = null;
private SharedPreferences prefs;
private MessageHandler handler = new MessageHandler();
public static boolean bAuthenticationDone = false;
public TwitterAuthentication(Activity activity){
mActivity = activity;
prefs = PreferenceManager.getDefaultSharedPreferences(mActivity);
if (null == mTwitter){
mTwitter = new TwitterFactory().getInstance();;
mTwitter.setOAuthConsumer(Constant.CONSUMER_KEY, Constant.CONSUMER_SECRET);
bAuthenticationDone = false;
}
}
public void LoginTwitter(){
if (Constants.DEBUG)Log.d(TAG,"LoginTwitter");
if (bAuthenticationDone){
TwitterSessionEvents.onLoginSuccess();
}
else if (!isSessionValid()){
AuthTwitter();
}
else{
bAuthenticationDone = true;
TwitterSessionEvents.onLoginSuccess();
}
}
public boolean isSessionValid(){
boolean ret = false;
if (null != prefs && null != mTwitter){
String token = prefs.getString(Constant.OAUTH_TOKEN, "");
String secret = prefs.getString(Constant.OAUTH_TOKEN_SECRET, "");
if (null != token && null != secret && token.length()>0 && secret.length()>0){
AccessToken a = new AccessToken(token,secret);
mTwitter.setOAuthAccessToken(a);
try {
mTwitter.getAccountSettings();
keys.User_Id = mTwitter.getScreenName();
ret = true;
} catch (TwitterException e) {
ret = false;
}
}
}
return ret;
}
public void AuthTwitter(){
// First check if Account manager has valid token
// Result of this is send in MSG
CheckAccManagerForTwitter();
}
public Twitter getTwitter(){
return mTwitter;
}
private boolean CheckAccManagerForTwitter(){
AccountManager am = AccountManager.get(mActivity);
Account[] accts = am.getAccountsByType("com.twitter.android.auth.login");
if(accts.length > 0) {
Account acct = accts[0];
am.getAuthToken(acct, "com.twitter.android.oauth.token", null, mActivity, new AccountManagerCallback<Bundle>() {
@Override
public void run(AccountManagerFuture<Bundle> arg0) {
try {
Bundle b = arg0.getResult();
String token = b.getString(AccountManager.KEY_AUTHTOKEN);
String userName = b.getString(AccountManager.KEY_ACCOUNT_NAME);
handler.sendMessage(handler.obtainMessage(MSG_GOT_AUTH_TOKEN, token));
}
catch (Exception e) {
Log.e(TAG, "EXCEPTION@AUTHTOKEN");
handler.sendEmptyMessage(MSG_NO_AUT_TOKEN_RECVD);
}
}}, null);
am.getAuthToken(acct, "com.twitter.android.oauth.token.secret", null, mActivity, new AccountManagerCallback<Bundle>() {
@Override
public void run(AccountManagerFuture<Bundle> arg0) {
try {
Bundle b = arg0.getResult();
String secret = b.getString(AccountManager.KEY_AUTHTOKEN);
handler.sendMessage(handler.obtainMessage(MSG_GOT_AUTH_SECRET,secret));
}
catch (Exception e) {
Log.e(TAG, "EXCEPTION@AUTHTOKEN");
handler.sendEmptyMessage(MSG_NO_AUT_TOKEN_RECVD);
}
}}, null);
//
}
else{
// No twitter account found in Account Manager
Log.e(TAG, "No Twitter account in Account manager");
handler.sendEmptyMessage(MSG_NO_AUT_TOKEN_RECVD);
}
return true;
}
class MessageHandler extends Handler {
String token = null;
String secret = null;
@Override
public void handleMessage(Message msg) {
if (msg.what == MSG_GOT_AUTH_TOKEN | msg.what ==MSG_GOT_AUTH_SECRET){
if (msg.what == MSG_GOT_AUTH_TOKEN){
token = (String)msg.obj;
}
else if (msg.what == MSG_GOT_AUTH_SECRET){
secret = (String)msg.obj;
}
if (null != token && null != secret){
AccessToken accesstoken = new AccessToken(token,secret);
mTwitter.setOAuthAccessToken(accesstoken);
try {
mTwitter.getAccountSettings();
keys.User_Id = mTwitter.getScreenName();
} catch (Exception e) {
// That means Authentication Failed
// So fall back to web login
Intent i = new Intent(mActivity.getApplicationContext(), PrepareRequestTokenActivity.class);
mActivity.startActivity(i);
}
}
}
else if (msg.what == MSG_NO_AUT_TOKEN_RECVD){
// That means There is no twiter account with Account Manager
// So fall back to web login
Intent i = new Intent(mActivity.getApplicationContext(), PrepareRequestTokenActivity.class);
mActivity.startActivity(i);
}
}
}
public void LogoutTwiter(){
}
}
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标签： android authentication twitter accountmanager