我创建了一个应用程序，因为我想放置一个Twitter按钮，当用户点击Twitter按钮时，我想要Twitter的登录屏幕，然后用户可以在他的Twitter帐户上发推文。
如何才能实现？
我在StackOverflow中看到一些示例，并且在Twitter中创建App也有消费者密钥和消费者密钥，但我不明白。
所以，请给我解决方案。
我的代码：
public class MainActivity extends Activity
{
static String TWITTER_CONSUMER_KEY = "2wLf5du5SHcnYr5OIQ";
static String TWITTER_CONSUMER_SECRET = "BsiY4LH5Y4naSmbmNbcxG7gZwG9NSBAkA4EE3Zt8o";
static String PREFERENCE_NAME = "twitter_oauth";
static final String PREF_KEY_OAUTH_TOKEN = "oauth_token";
static final String PREF_KEY_OAUTH_SECRET = "oauth_token_secret";
static final String PREF_KEY_TWITTER_LOGIN = "isTwitterLogedIn";
static final String TWITTER_CALLBACK_URL = "http://www.soul-spotter.com/";
static final String URL_TWITTER_AUTH = "auth_url";
static final String URL_TWITTER_OAUTH_VERIFIER = "oauth_verifier";
static final String URL_TWITTER_OAUTH_TOKEN = "oauth_token";
Button btnLoginTwitter;
Button btnUpdateStatus;
Button btnLogoutTwitter;
EditText txtUpdate;
TextView lblUpdate;
TextView lblUserName;
ProgressDialog pDialog;
private static Twitter twitter;
private static RequestToken requestToken;
private static SharedPreferences mSharedPreferences;
private ConnectionDetector cd;
AlertDialogManager alert = new AlertDialogManager();
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
cd = new ConnectionDetector(getApplicationContext());
if (!cd.isConnectingToInternet())
{
alert.showAlertDialog(MainActivity.this, "Internet Connection Error","Please connect to working Internet connection", false);
return;
}
if(TWITTER_CONSUMER_KEY.trim().length() == 0 || TWITTER_CONSUMER_SECRET.trim().length() == 0)
{
alert.showAlertDialog(MainActivity.this, "Twitter oAuth tokens", "Please set your twitter oauth tokens first!", false);
return;
}
btnLoginTwitter = (Button) findViewById(R.id.btnLoginTwitter);
btnUpdateStatus = (Button) findViewById(R.id.btnUpdateStatus);
btnLogoutTwitter = (Button) findViewById(R.id.btnLogoutTwitter);
txtUpdate = (EditText) findViewById(R.id.txtUpdateStatus);
lblUpdate = (TextView) findViewById(R.id.lblUpdate);
lblUserName = (TextView) findViewById(R.id.lblUserName);
mSharedPreferences = getApplicationContext().getSharedPreferences("MyPref", 0);
btnLoginTwitter.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View arg0)
{
Thread thread = new Thread()
{
@Override
public void run()
{
try
{
loginToTwitter();
}
catch (Exception e)
{
Log.d("Check","C2"+e.toString());
e.printStackTrace();
}
}
};
thread.start();
}
});
btnUpdateStatus.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View v)
{
String status = txtUpdate.getText().toString();
if (status.trim().length() > 0)
{
new updateTwitterStatus().execute(status);
}
else
{
Toast.makeText(getApplicationContext(),"Please enter status message", Toast.LENGTH_SHORT).show();
}
}
});
btnLogoutTwitter.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View arg0)
{
logoutFromTwitter();
}
});
if (!isTwitterLoggedInAlready())
{
Uri uri = getIntent().getData();
if (uri != null && uri.toString().startsWith(TWITTER_CALLBACK_URL))
{
String verifier = uri.getQueryParameter(URL_TWITTER_OAUTH_VERIFIER);
try
{
AccessToken accessToken = twitter.getOAuthAccessToken(requestToken, verifier);
Editor e = mSharedPreferences.edit();
e.putString(PREF_KEY_OAUTH_TOKEN, accessToken.getToken());
e.putString(PREF_KEY_OAUTH_SECRET,accessToken.getTokenSecret());
e.putBoolean(PREF_KEY_TWITTER_LOGIN, true);
e.commit();
Log.e("Twitter OAuth Token", "> " + accessToken.getToken());
btnLoginTwitter.setVisibility(View.GONE);
lblUpdate.setVisibility(View.VISIBLE);
txtUpdate.setVisibility(View.VISIBLE);
btnUpdateStatus.setVisibility(View.VISIBLE);
btnLogoutTwitter.setVisibility(View.VISIBLE);
long userID = accessToken.getUserId();
User user = twitter.showUser(userID);
String username = user.getName();
lblUserName.setText(Html.fromHtml("<b>Welcome " + username + "</b>"));
}
catch (Exception e)
{
Log.e("Twitter Login Error", "> " + e.getMessage());
}
}
}
}
private void loginToTwitter()
{
if (!isTwitterLoggedInAlready())
{
ConfigurationBuilder builder = new ConfigurationBuilder();
builder.setOAuthConsumerKey(TWITTER_CONSUMER_KEY);
builder.setOAuthConsumerSecret(TWITTER_CONSUMER_SECRET);
Configuration configuration = builder.build();
TwitterFactory factory = new TwitterFactory(configuration);
twitter = factory.getInstance();
try
{
requestToken = twitter.getOAuthRequestToken(TWITTER_CALLBACK_URL);
this.startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(requestToken.getAuthenticationURL())));
}
catch (TwitterException e)
{
e.printStackTrace();
}
}
else
{
Toast.makeText(getApplicationContext(),"Already Logged into twitter", Toast.LENGTH_LONG).show();
}
}
class updateTwitterStatus extends AsyncTask<String, String, String>
{
@Override
protected void onPreExecute()
{
super.onPreExecute();
pDialog = new ProgressDialog(MainActivity.this);
pDialog.setMessage("Updating to twitter...");
pDialog.setIndeterminate(false);
pDialog.setCancelable(false);
pDialog.show();
}
protected String doInBackground(String... args)
{
Log.d("Tweet Text", "> " + args[0]);
String status = args[0];
try {
ConfigurationBuilder builder = new ConfigurationBuilder();
builder.setOAuthConsumerKey(TWITTER_CONSUMER_KEY);
builder.setOAuthConsumerSecret(TWITTER_CONSUMER_SECRET);
String access_token = mSharedPreferences.getString(PREF_KEY_OAUTH_TOKEN, "");
String access_token_secret = mSharedPreferences.getString(PREF_KEY_OAUTH_SECRET, "");
AccessToken accessToken = new AccessToken(access_token, access_token_secret);
Twitter twitter = new TwitterFactory(builder.build()).getInstance(accessToken);
twitter4j.Status response = twitter.updateStatus(status);
Log.d("Status", "> " + response.getText());
}
catch (TwitterException e)
{
Log.d("Twitter Update Error", e.getMessage());
}
return null;
}
protected void onPostExecute(String file_url)
{
pDialog.dismiss();
runOnUiThread(new Runnable()
{
@Override
public void run()
{
Toast.makeText(getApplicationContext(),"Status tweeted successfully", Toast.LENGTH_SHORT).show();
txtUpdate.setText("");
}
});
}
}
private void logoutFromTwitter()
{
Editor e = mSharedPreferences.edit();
e.remove(PREF_KEY_OAUTH_TOKEN);
e.remove(PREF_KEY_OAUTH_SECRET);
e.remove(PREF_KEY_TWITTER_LOGIN);
e.commit();
btnLogoutTwitter.setVisibility(View.GONE);
btnUpdateStatus.setVisibility(View.GONE);
txtUpdate.setVisibility(View.GONE);
lblUpdate.setVisibility(View.GONE);
lblUserName.setText("");
lblUserName.setVisibility(View.GONE);
btnLoginTwitter.setVisibility(View.VISIBLE);
}
private boolean isTwitterLoggedInAlready()
{
return mSharedPreferences.getBoolean(PREF_KEY_TWITTER_LOGIN, false);
}
protected void onResume()
{
super.onResume();
}
}
答案 0 :(得分：3)
检查第一个链接。您也可以使用Twitter开发者控制台
答案 1 :(得分：1)
最后，我从这个链接获得我的解决方案 - http://www.codeproject.com/Tips/457153/How-to-integrate-Facebook-Twitter-Linkedin-in-Andr
答案 2 :(得分：0)