Android facebook登录回调多次触发
我的应用程序正在使用共享按钮在用户时间线上共享故事。我正在做的是,用户点击共享按钮,若用户会话不存在,应用程序将强制用户登录Facebook。 当用户这样做时,故事需要直接发布。这是我的密码 onCreate方法Android facebook登录回调多次触发,android,facebook,android-facebook,Android,Facebook,Android Facebook,我的应用程序正在使用共享按钮在用户时间线上共享故事。我正在做的是,用户点击共享按钮,若用户会话不存在,应用程序将强制用户登录Facebook。 当用户这样做时,故事需要直接发布。这是我的密码 onCreate方法 isShared = false; uiHelper = new UiLifecycleHelper(this, statusCallback); uiHelper.onCreate(savedInstanceState); Settings.addLo
isShared = false;
uiHelper = new UiLifecycleHelper(this, statusCallback);
uiHelper.onCreate(savedInstanceState);
Settings.addLoggingBehavior(LoggingBehavior.INCLUDE_ACCESS_TOKENS);
Session session = Session.getActiveSession();
if (session == null) {
if (savedInstanceState != null) {
session = Session.restoreSession(this, null, statusCallback,
savedInstanceState);
}
if (session == null) {
session = new Session(this);
}
Session.setActiveSession(session);
if (session.getState().equals(SessionState.CREATED_TOKEN_LOADED)) {
session.openForRead(new Session.OpenRequest(this)
.setCallback(statusCallback));
}
}
if (savedInstanceState != null) {
pendingPublishReauthorization = savedInstanceState.getBoolean(
PENDING_PUBLISH_KEY, false);
}
shareBtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
doPostStory();
}
});
剩下的代码是-
private void doPostStory() {
Session session = Session.getActiveSession();
if (!session.isOpened() && !session.isClosed()) {
session.openForRead(new Session.OpenRequest(this)
.setCallback(statusCallback));
} else {
isShared = true;
Session.openActiveSession(this, true, statusCallback);
publishStory();
}
}
private class SessionStatusCallback implements Session.StatusCallback {
@Override
public void call(Session session, SessionState state,
Exception exception) {
if(!isShared){
updateView();
isShared = true;
}
}
}
private void updateView() {
Session session = Session.getActiveSession();
if (session.isOpened()) {
if(!isShared){
publishStory();
}
Log.i("Session State callback", "Logged in");
} else {
Log.i("Session State Callback", "Logged Out");
}
}
@Override
public void onStart() {
super.onStart();
Session.getActiveSession().addCallback(statusCallback);
}
@Override
public void onStop() {
super.onStop();
Session.getActiveSession().removeCallback(statusCallback);
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
Session.getActiveSession().onActivityResult(this, requestCode,
resultCode, data);
uiHelper.onActivityResult(requestCode, resultCode, data);
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
Session session = Session.getActiveSession();
Session.saveSession(session, outState);
outState.putBoolean(PENDING_PUBLISH_KEY, pendingPublishReauthorization);
uiHelper.onSaveInstanceState(outState);
}
@Override
public void onPause() {
super.onPause();
uiHelper.onPause();
}
@Override
public void onResume() {
super.onResume();
uiHelper.onResume();
}
publishStory()代码
private void publishStory(){
Session=Session.getActiveSession();
if(会话!=null){
//检查发布权限
List permissions=session.getPermissions();
如果(!isSubsetOf(权限、权限)){
pendingPublishReauthorization=真;
Session.newpermissions请求newpermissions请求=newsession.newpermissions请求(
这包括许可);
session.requestNewPublishPermissions(newPermissionsRequest);
返回;
}
Bundle postParams=新Bundle();
postParams.putString(“name”、“Some”);
putString(“标题”,updateTitle);
putString(“description”,updateText);
postParams.putString(“链接”http://somedomain.com");
postParams.putString(“picture”、“someurl”);
Request.Callback=new Request.Callback(){
未完成公共无效(响应){
JSONObject graphResponse=response.getGraphObject()
.getInnerJSONObject();
字符串postId=null;
试一试{
postId=graphResponse.getString(“id”);
}捕获(JSONException e){
Log.i(“asd”、“JSON错误”+e.getMessage());
}
FacebookRequestError=response.getError();
if(错误!=null){
Toast.makeText(UpdateDetails.this,
error.getErrorMessage(),Toast.LENGTH\u SHORT)
.show();
}否则{
Toast.makeText(UpdateDetails.this,posted,
Toast.LENGTH_LONG).show();
}
}
};
请求=新请求(会话“me/feed”、后参数、,
HttpMethod.POST,回调);
RequestAsyncTask任务=新的RequestAsyncTask(请求);
task.execute();
}否则{
Log.i(“会话状态”、“结束”);
}
}
代码不会在用户时间线上发布故事。但它发布了多次。这意味着,statusCallback
被多次解雇。我尝试设置标志来检查故事帖子的状态。但它仍然发布了好几次
你知道这个代码有什么问题吗?非常感谢您的帮助
我不需要单独的登录按钮。我想要的是,用户点击共享按钮,如果登录它需要发布故事,否则登录用户,然后直接发布故事。删除所有
publishStory()
调用。在回调中执行以下操作:
public void call(Session session, SessionState state,
Exception exception) {
if(session != null && session.isOpened() && isShared){
publishStory();
}
}
在UpdateDetails
类中,将isShared
声明为boolean isShared=false代码>
当用户点击“共享”按钮时,使其成为现实,如:
shareBtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
isShared = true;
doPostStory();
}
});
在您的publishStory
sonComplete
makeishared
false中。比如:
public void onCompleted(Response response) {
isShared = false;
...................
...................
}
希望这会有所帮助。创建Facebook会话对象
然后在onCreate方法中应用它
Session.openActiveSession(this, true, new Session.StatusCallback() {
// callback when session changes state
@Override
public void call(Session session, SessionState state,
Exception exception) {
if (session.isOpened()) {
// make request to the /me API
Request.newMeRequest(session,
new Request.GraphUserCallback() {
// callback after Graph API response with user
// object
@Override
public void onCompleted(GraphUser user,
Response response) {
FacebookLoginActivity.this.progressDialog = ProgressDialog
.show(YourActivity.this,
"",
"",
true);
if (user != null) {
Intent passIntent = new Intent(YourActivity.this,Second.class)
startActivity(passIntent)
}
}
}).executeAsync();
}
}
});
发布您的publishStory()
@Shoshi添加了publishStory()
在您点击共享按钮之前您的故事是否正在发布?否。。只有在我点击按钮后,它才会发布很多次。你能告诉我,它发布了多少次吗?这是正确的。会话可以过渡到许多状态,所有这些状态都将导致调用回调。您应该始终选中isOpened()。
Session.openActiveSession(this, true, new Session.StatusCallback() {
// callback when session changes state
@Override
public void call(Session session, SessionState state,
Exception exception) {
if (session.isOpened()) {
// make request to the /me API
Request.newMeRequest(session,
new Request.GraphUserCallback() {
// callback after Graph API response with user
// object
@Override
public void onCompleted(GraphUser user,
Response response) {
FacebookLoginActivity.this.progressDialog = ProgressDialog
.show(YourActivity.this,
"",
"",
true);
if (user != null) {
Intent passIntent = new Intent(YourActivity.this,Second.class)
startActivity(passIntent)
}
}
}).executeAsync();
}
}
});