我想将推文发布给以下用户身份验证用户.使用Twitter-4j库进行身份验证.我已获得以下用户的列表(姓名和ID)但无法在没有打开对话框的情况下发布推文.我正在使用this link for authenticate
问题 – 如何直接发布推文给Android中的身份验证用户的以下用户wihout打开Tweet对话框(消息对话框)
1.在twitterButton上单击一个使用webview打开的新活动
twitterButton=(Button) findViewById(R.id.twitter);
twitterButton.setonClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// Todo Auto-generated method stub
mTwitter = new TwitterFactory().getInstance();
mRequestToken = null;
mTwitter.setoAuthConsumer(TwitterConstants.CONSUMER_KEY,
TwitterConstants.CONSUMER_SECRET);
String callbackURL = getResources().getString(
R.string.twitter_callback);
try {
mRequestToken = mTwitter.getoAuthRequestToken(callbackURL);
System.out.println("URL"
+ mRequestToken.getAuthenticationURL());
} catch (TwitterException e) {
e.printstacktrace();
}
Intent i = new Intent(MMSExampleActivity.this,
TwitterScreen.class);
i.putExtra("URL", mRequestToken.getAuthenticationURL());
System.out.println("Url ==== "
+ mRequestToken.getAuthenticationURL());
startActivityForResult(i, TWITTER_AUTH);
}
});
2.在onActivityResult(int requestCode,int resultCode,Intent data)方法中
if (resultCode == Activity.RESULT_OK) {
String oauthVerifier = (String) data.getExtras().get(
"oauth_verifier");
Accesstoken at = null;
try {
// Pair up our request with the response
at = mTwitter.getoAuthAccesstoken(mRequestToken,
oauthVerifier);
accesstoken = at.getToken();
System.out.println("access token" + accesstoken);
accesstokenSecret = at.getTokenSecret();
getFollowers();
Intent twitterFriendIntent=new Intent(MMSExampleActivity.this,TwitterFriends.class);
twitterFriendIntent.putExtra("twitterfriends", twitterFriends);
startActivity(twitterFriendIntent);
} catch (TwitterException e) {
System.out.println("e........");
e.printstacktrace();
}
}
3.获取以下userList
public void getFollowers()
{
ConfigurationBuilder builder = new ConfigurationBuilder();
builder.setoAuthConsumerKey(TwitterConstants.CONSUMER_KEY);
builder.setoAuthConsumerSecret(TwitterConstants.CONSUMER_SECRET);
builder.setoAuthAccesstoken(accesstoken);
builder.setoAuthAccesstokenSecret(accesstokenSecret);
Configuration conf = builder.build();
twitter = new TwitterFactory(conf).getInstance();
try {
long lCursor = -1;
IDs friendsIDs = twitter.getFriendsIDs(twitter.getId(), lCursor);
IDs followersIds=twitter.getFollowersIDs(twitter.getId(), lCursor);
System.out.println(twitter.showUser(twitter.getId()).getName());
System.out.println("==========================");
do
{
for (long i : friendsIDs.getIDs())
{
FriendList friendListObj=new FriendList();
friendListObj.setTwitterId(i);
friendListObj.setTwitterUsername(twitter.showUser(i).getName());
friendListObj.setTwitterUrl(twitter.showUser(i).getScreenName());
twitterFriends.add(friendListObj);
System.out.println("follower ID #" + i);
System.out.println(twitter.showUser(i).getName());
System.out.println(twitter.showUser(i).getProfileImageURL());
System.out.println(twitter.showUser(i).getURL());
}
}while(friendsIDs.hasNext());
} catch (IllegalStateException e) {
// Todo Auto-generated catch block
e.printstacktrace();
} catch (TwitterException e) {
// Todo Auto-generated catch block
e.printstacktrace();
}
}
4.推文后的推文
public void updateStatus( String messagetoPost) {
ConfigurationBuilder builder = new ConfigurationBuilder();
builder.setoAuthConsumerKey(TwitterConstants.CONSUMER_KEY);
builder.setoAuthConsumerSecret(TwitterConstants.CONSUMER_SECRET);
builder.setoAuthAccesstoken(accesstoken);
builder.setoAuthAccesstokenSecret(accesstokenSecret);
Configuration conf = builder.build();
Twitter twitter = new TwitterFactory(conf).getInstance();
System.out.println("in update status");
try {
// twitter.updateStatus("Hello World!");
StatusUpdate status = new StatusUpdate(messagetoPost);
System.out.println("Length of Message is = = = "
+ messagetoPost.trim().length());
System.out.println("App" + file);
status.setMedia(file);
System.out.println("App" + file.exists());
twitter.updateStatus(status);
System.out.println("App" + file);
} catch (TwitterException e) {
System.err.println("Error occurred while updating the status!");
e.printstacktrace();
}
}
解决方法:
你有Twitter好友ID …现在得到好友详细信息(基本上是屏幕名称)
public class FindFriendList extends AsyncTask<Integer, Integer, Void>{
private Context context;
ProgressDialog PD ;
public FindFriendList(Context context) {
this.context = context;
}
@Override
protected void onPreExecute() {
super.onPreExecute();
PD = ProgressDialog.show(context,"","sync Data Server to Local data.");
}
@Override
protected Void doInBackground(Integer... params) {
//getData("https://api.twitter.com/1/followers/ids.json?screen_name="+Twitterapp.UserName);
for (int i = 0; i < Friends_ID.size(); i++) {
getmethodFriendprofile(Friends_ID.get(i));
}
return null;
}
@Override
protected void onPostExecute(Void result) {
PD.dismiss();
}
}
public void getmethodFriendprofile(String FriendsID) {
Log.d("user_ID",":-"+FriendsID);
String weburl ="https://api.twitter.com/1/users/lookup.json?user_id="+FriendsID+",twitter&include_entities=true";
Log.d("url",":-"+weburl);
HttpClient httpClient = new DefaultHttpClient();
HttpGet httpGet = new HttpGet(weburl);
try {
HttpResponse httpResponse = httpClient.execute(httpGet);
InputStream inputStream = httpResponse.getEntity().getContent();
InputStreamReader inputStreamReader = new InputStreamReader(inputStream);
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
StringBuilder stringBuilder = new StringBuilder();
String bufferedStrChunk = null;
while((bufferedStrChunk = bufferedReader.readLine()) != null){
stringBuilder.append(bufferedStrChunk);
}
Firendslist_Detail(stringBuilder.toString());
} catch (ClientProtocolException cpe) {
System.out.println("Exception generates caz of httpResponse :" + cpe);
cpe.printstacktrace();
} catch (IOException ioe) {
System.out.println("Second exception generates caz of httpResponse :" + ioe);
ioe.printstacktrace();
}
}
public void Firendslist_Detail(String response){
try{
JSONArray jsonarray = new JSONArray(response);
JSONObject jsonobject = jsonarray.getJSONObject(0);
String Friendid_ = jsonobject.getString("id");
String Friendpic_ = jsonobject.getString("profile_image_url");
String Friendname_ = jsonobject.getString("name");
String FriendScreename_ = jsonobject.getString("screen_name");
}catch (Exception e) {
Log.d("A3", "7");
}
}
//现在你有朋友ScreenName(FriendScreename _).这个ScreenName用于发布推文给paticuler Friend
public int postToTwitteragain(final String msg,String FriendScreenname) {
try {
String message = msg+"\u0040"+FriendScreenname; //there has not white space between unicode of @ and Scrrenname
ConfigurationBuilder confbuilder = new ConfigurationBuilder();
confbuilder.setoAuthAccesstoken(TwitterSession.token).setoAuthAccesstokenSecret(TwitterSession.tokenSecret)
.setoAuthConsumerKey(twitter_consumer_key).setoAuthConsumerSecret(twitter_secret_key);
Twitter twitter = new TwitterFactory().getoAuthAuthorizedInstance(twitter_consumer_key,twitter_secret_key,Twitterapp.mAccesstoken);
Log.d("review size","review"+message.length());
Status status = (Status) twitter.updateStatus(message);
Log.d("status",":"+status.toString());
return 1;
} catch (Exception e) {
e.printstacktrace();
return 0;
}
}
//推特课
public class Twitterapp {
private Twitter mTwitter;
private static TwitterSession mSession;
public static Accesstoken mAccesstoken;
private CommonsHttpOAuthConsumer mHttpOauthConsumer;
private OAuthProvider mHttpOauthprovider;
private String mConsumerKey;
private String mSecretKey;
private ProgressDialog mProgressDlg;
private TwDialogListener mListener;
private Context context;
private static final String TAG = "Twitterapp";
static String oauth_verifier ;
protected static String UserName = null,UeserID = null;
static String OAUTH_CALLBACK_URL = "twitterapp://connect";
public static final String REQUEST_URL = "https://api.twitter.com/oauth/request_token";
public static final String ACCESS_URL = "http://api.twitter.com/oauth/access_token";
public static final String AUTHORIZE_URL = "http://api.twitter.com/oauth/authorize";
public Twitterapp(Context context, String consumerKey, String secretKey) {
this.context = context;
mTwitter = new TwitterFactory().getInstance();
mSession = new TwitterSession(context);
mProgressDlg = new ProgressDialog(context);
mProgressDlg.requestwindowFeature(Window.FEATURE_NO_TITLE);
mConsumerKey = consumerKey;
mSecretKey = secretKey;
mHttpOauthConsumer = new CommonsHttpOAuthConsumer(mConsumerKey, mSecretKey);
mHttpOauthprovider = new DefaultOAuthProvider(REQUEST_URL,ACCESS_URL,AUTHORIZE_URL);
mAccesstoken = mSession.getAccesstoken();
configuretoken();
}
public void setListener(TwDialogListener listener) {
mListener = listener;
}
private void configuretoken() {
if (mAccesstoken != null) {
mTwitter.setoAuthConsumer(mConsumerKey, mSecretKey);
mTwitter.setoAuthAccesstoken(mAccesstoken);
}
}
public boolean hasAccesstoken() {
return (mAccesstoken == null) ? false : true;
}
public static void resetAccesstoken() {
if (mAccesstoken != null) {
mSession.resetAccesstoken();
mAccesstoken = null;
}
}
public static void logoutTwitter(Context context) {
resetAccesstoken();
@SuppressWarnings("unused")
CookieSyncManager cookieSyncMngr = CookieSyncManager.createInstance(context);
CookieManager cookieManager = CookieManager.getInstance();
cookieManager.removeAllCookie();
}
public String getUsername() {
return mSession.getUsername();
}
public void updateStatus(String status) throws Exception {
try {
mTwitter.updateStatus(status);
} catch (TwitterException e) {
throw e;
}
}
public void authorize() {
mProgressDlg.setMessage("Initializing ...");
mProgressDlg.show();
new Thread() {
@Override
public void run() {
String authUrl = "";
int what = 1;
try {
authUrl = mHttpOauthprovider.retrieveRequestToken(mHttpOauthConsumer, OAUTH_CALLBACK_URL);
what = 0;
Log.d(TAG, "Request token url " + authUrl);
} catch (Exception e) {
Log.d(TAG, "Failed to get request token");
e.printstacktrace();
}
mHandler.sendMessage(mHandler.obtainMessage(what, 1, 0, authUrl));
}
}.start();
}
public void processtoken(String callbackUrl) {
mProgressDlg.setMessage("Finalizing ...");
mProgressDlg.show();
final String verifier = getVerifier(callbackUrl);
new Thread() {
@Override
public void run() {
int what = 1;
try {
mHttpOauthprovider.retrieveAccesstoken(mHttpOauthConsumer, verifier);
mAccesstoken = new Accesstoken(mHttpOauthConsumer.getToken(), mHttpOauthConsumer.getTokenSecret());
configuretoken();
User user = mTwitter.verifyCredentials();
mSession.storeAccesstoken(mAccesstoken, user.getName());
UserName = user.getName();
Log.d("user name",""+UserName);
Log.d("user ID",""+user.getId());
HttpParameters params1 = mHttpOauthprovider.getResponseParameters();
String screen_name = params1.getFirst("screen_name");
Log.d("screen_name >>>>>>>>", screen_name);
oauth_verifier = verifier;
what = 0;
} catch (Exception e){
Log.d(TAG, "Error getting access token");
e.printstacktrace();
}
mHandler.sendMessage(mHandler.obtainMessage(what, 2, 0));
}
}.start();
}
private String getVerifier(String callbackUrl) {
String verifier = "";
try {
callbackUrl = callbackUrl.replace("twitterapp", "http");
URL url = new URL(callbackUrl);
String query = url.getQuery();
String array[] = query.split("&");
for (String parameter : array) {
String v[] = parameter.split("=");
if (URLDecoder.decode(v[0]).equals(oauth.signpost.OAuth.OAUTH_VERIFIER)) {
verifier = URLDecoder.decode(v[1]);
break;
}
}
} catch (MalformedURLException e) {
e.printstacktrace();
}
return verifier;
}
private void showLoginDialog(String url) {
final TwDialogListener listener = new TwDialogListener() {
@Override
public void onComplete(String value) {
processtoken(value);
}
@Override
public void one rror(String value) {
mListener.onError("Failed opening authorization page");
}
};
new TwitterDialog(context, url, listener).show();
}
@SuppressLint("HandlerLeak")
private Handler mHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
mProgressDlg.dismiss();
if (msg.what == 1) {
if (msg.arg1 == 1)
mListener.onError("Error getting request token");
else
mListener.onError("Error getting access token");
} else {
if (msg.arg1 == 1)
showLoginDialog((String) msg.obj);
else
mListener.onComplete("");
}
}
};
public interface TwDialogListener {
void onComplete(String value);
void one rror(String value);
}
}
TwitterDialog类
public class TwitterDialog extends Dialog {
static final float[] DIMENSIONS_LANDSCAPE = {460, 260};
static final float[] DIMENSIONS_PORTRAIT = {280, 420};
static final FrameLayout.LayoutParams FILL = new FrameLayout.LayoutParams(ViewGroup.LayoutParams.FILL_PARENT,
ViewGroup.LayoutParams.FILL_PARENT);
static final int MARGIN = 4;
static final int PADDING = 2;
private String mUrl;
private TwDialogListener mListener;
private ProgressDialog mSpinner;
private WebView mWebView;
private LinearLayout mContent;
private TextView mTitle;
private static final String TAG = "Twitter-WebView";
public TwitterDialog(Context context, String url, TwDialogListener listener) {
super(context);
mUrl = url;
mListener = listener;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mSpinner = new ProgressDialog(getContext());
mSpinner.requestwindowFeature(Window.FEATURE_NO_TITLE);
mSpinner.setMessage("Loading...");
mContent = new LinearLayout(getContext());
mContent.setorientation(LinearLayout.VERTICAL);
setUpTitle();
setUpWebView();
display display = getwindow().getwindowManager().getDefaultdisplay();
final float scale = getContext().getResources().getdisplayMetrics().density;
float[] dimensions = (display.getWidth() < display.getHeight()) ? DIMENSIONS_PORTRAIT : DIMENSIONS_LANDSCAPE;
addContentView(mContent, new FrameLayout.LayoutParams((int) (dimensions[0] * scale + 0.5f),
(int) (dimensions[1] * scale + 0.5f)));
}
private void setUpTitle() {
requestwindowFeature(Window.FEATURE_NO_TITLE);
Drawable icon = getContext().getResources().getDrawable(R.drawable.twitter_icon);
mTitle = new TextView(getContext());
mTitle.setText("Twitter");
mTitle.setTextColor(Color.WHITE);
mTitle.setTypeface(Typeface.DEFAULT_BOLD);
mTitle.setBackgroundColor(0xFFbbd7e9);
mTitle.setPadding(MARGIN + PADDING, MARGIN, MARGIN, MARGIN);
mTitle.setCompoundDrawablePadding(MARGIN + PADDING);
mTitle.setCompoundDrawablesWithIntrinsicBounds(icon, null, null, null);
mContent.addView(mTitle);
}
private void setUpWebView() {
mWebView = new WebView(getContext());
mWebView.setVerticalScrollBarEnabled(false);
mWebView.setHorizontalScrollBarEnabled(false);
mWebView.setWebViewClient(new TwitterWebViewClient());
mWebView.getSettings().setJavaScriptEnabled(true);
mWebView.loadUrl(mUrl);
mWebView.setLayoutParams(FILL);
mContent.addView(mWebView);
}
private class TwitterWebViewClient extends WebViewClient {
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
Log.d(TAG, "Redirecting URL " + url);
if (url.startsWith(Twitterapp.OAUTH_CALLBACK_URL)) {
mListener.onComplete(url);
TwitterDialog.this.dismiss();
return true;
} else if (url.startsWith("authorize")) {
return false;
}
return true;
}
@Override
public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
Log.d(TAG, "Page error: " + description);
super.onReceivedError(view, errorCode, description, failingUrl);
mListener.onError(description);
TwitterDialog.this.dismiss();
}
@Override
public void onPageStarted(WebView view, String url, Bitmap favicon) {
Log.d(TAG, "Loading URL: " + url);
super.onPageStarted(view, url, favicon);
mSpinner.show();
}
@Override
public void onPageFinished(WebView view, String url) {
super.onPageFinished(view, url);
String title = mWebView.getTitle();
if (title != null && title.length() > 0) {
mTitle.setText(title);
}
mSpinner.dismiss();
}
}
}**
TwitterSession
public class TwitterSession {
private SharedPreferences sharedPref;
private Editor editor;
static String token,tokenSecret;
private static final String TWEET_AUTH_KEY = "auth_key";
private static final String TWEET_AUTH_SECRET_KEY = "auth_secret_key";
private static final String TWEET_USER_NAME = "user_name";
private static final String SHARED = "Twitter_Preferences";
public TwitterSession(Context context) {
sharedPref = context.getSharedPreferences(SHARED, Context.MODE_PRIVATE);
editor = sharedPref.edit();
}
public void storeAccesstoken(Accesstoken accesstoken, String username) {
editor.putString(TWEET_AUTH_KEY, accesstoken.getToken());
editor.putString(TWEET_AUTH_SECRET_KEY, accesstoken.getTokenSecret());
editor.putString(TWEET_USER_NAME, username);
editor.commit();
}
public void resetAccesstoken() {
editor.putString(TWEET_AUTH_KEY, null);
editor.putString(TWEET_AUTH_SECRET_KEY, null);
editor.putString(TWEET_USER_NAME, null);
editor.commit();
}
public String getUsername() {
return sharedPref.getString(TWEET_USER_NAME, "");
}
public Accesstoken getAccesstoken() {
token = sharedPref.getString(TWEET_AUTH_KEY, null);
tokenSecret = sharedPref.getString(TWEET_AUTH_SECRET_KEY, null);
if (token != null && tokenSecret != null)
return new Accesstoken(token, tokenSecret);
else
return null;
}
}
以下jar文件使用
> signpost-commonshttp4-1.2.1.1.jar
> signpost-core-1.2.1.1.jar
> twitter4j-core-2.1.11.jar
哪里. Friend_ID是String Arraylist ..
我希望这段代码可以帮助你.享受这段代码吧!
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