使用FB API如何可以张贴在Facebook上的链接从Android应用程序? [英] How can I post link on facebook from android app using FB API?
问题描述
我看所有的互联网,但没有找到我怎么张贴链接在Facebook墙上的特定图片使用FB SDK \ API。
我知道,这是在code的一部分,我需要使用:
Facebook的facebookClient =新的Facebook(fb_App_id);
捆绑参数=新包();
parameters.putString(信息,测试照片);
parameters.putString(链接,https://www.google.com);
parameters.putString(图片,链接到一些礼品编号);
facebookClient.dialog(MainActivity.thisstream.publish,参数,新DialogListener(){
@覆盖
公共无效onFacebookError(FacebookError E){
// TODO自动生成方法存根
}
@覆盖
公共无效onerror的(DialogError E){
// TODO自动生成方法存根
}
@覆盖
公共无效的onComplete(束值){
// TODO自动生成方法存根
}
@覆盖
公共无效OnCancel的(){
// TODO自动生成方法存根
}
});
当我尝试使用此code我得到源未找到的错误。 我觉得我缺少的连接\验证步骤...
我怎样才能使它工作?
另一件事:如果我以我个人的应用程序中使用FB SDK,我分享谷歌播放,这应用程序是免费的,但有广告就可以了,是不是合法使用FB SDK在我的应用程序
?最后,我发现如何做到这一点。
您需要声明此二:
Facebook的facebookClient;
共享preferences米preFS;
在OnCreate函数初始化我用facebookClient facebook的的AppID。
的午餐在Facebook共享类必须是活动
有我加入到活动三个功能:
@覆盖
保护无效onActivityResult(INT申请code,INT结果code,意图数据){
super.onActivityResult(要求code,因此code,数据);
facebookClient.authorizeCallback(要求code,因此code,数据);
}
公共无效loginToFacebook(){
米preFS = GET preferences(MODE_PRIVATE);
字符串access_token = M prefs.getString(access_token,NULL);
长过期= M prefs.getLong(access_expires,0);
若(access_token!= NULL){
facebookClient.setAccessToken(access_token);
}
如果(到期!= 0){
facebookClient.setAccessExpires(到期);
}
如果(!facebookClient.isSessionValid()){
facebookClient.authorize(这一点,新的String [] {publish_stream},新DialogListener(){
@覆盖
公共无效OnCancel的(){
//函数处理取消事件
}
@覆盖
公共无效的onComplete(束值){
//函数来处理完成事件
//编辑preferences和更新Facebook的acess_token
共享preferences.Editor编辑= M prefs.edit();
editor.putString(access_token,facebookClient.getAccessToken());
editor.putLong(access_expires,facebookClient.getAccessExpires());
editor.commit();
postToWall();
}
@覆盖
公共无效onerror的(DialogError错误){
//函数来处理错误
}
@覆盖
公共无效onFacebookError(FacebookError fberror){
//函数来处理Facebook的错误
}
});
}
}
私人无效postToWall(){
捆绑参数=新包();
parameters.putString(名,电池监控器);
parameters.putString(链接,https://play.google.com/store/apps/details?id=com.ck.batterymonitor);
parameters.putString(图片,链接的图片);
parameters.putString(显示,网页);
// parameters.putString(APP_ID,228476323938322);
facebookClient.dialog(MainActivity.this,饲料,参数,新DialogListener(){
@覆盖
公共无效onFacebookError(FacebookError E){
// TODO自动生成方法存根
}
@覆盖
公共无效onerror的(DialogError E){
// TODO自动生成方法存根
}
@覆盖
公共无效的onComplete(束值){
// TODO自动生成方法存根
}
@覆盖
公共无效OnCancel的(){
// TODO自动生成方法存根
}
});
}
和最后:
的ImageButton facebookButton =(的ImageButton)findViewById(R.id.button_FacebookShare);
facebookButton.setOnClickListener(新OnClickListener(){
@覆盖
公共无效的onClick(视图v){
loginToFacebook();
如果(facebookClient.isSessionValid()){
postToWall();
}
}
});
它做一个自动登录到Facebook和再displaies Facebook共享\发布对话框。 在code从这个教程 取P>
I look all the internet and couldn't find how do I post link with a specific picture on facebook wall using fb sdk\api.
I know that this is part of the code that I need to use:
Facebook facebookClient = new Facebook("fb_App_id");
Bundle parameters = new Bundle();
parameters.putString("message", "Test Photo");
parameters.putString("link", "https://www.google.com");
parameters.putString("picture", "link to some pictrue");
facebookClient.dialog(MainActivity.this, "stream.publish", parameters, new DialogListener() {
@Override
public void onFacebookError(FacebookError e) {
// TODO Auto-generated method stub
}
@Override
public void onError(DialogError e) {
// TODO Auto-generated method stub
}
@Override
public void onComplete(Bundle values) {
// TODO Auto-generated method stub
}
@Override
public void onCancel() {
// TODO Auto-generated method stub
}
});
When I try to use this code I get "Source not found" error. I think that I'm missing the connect\verification step...
How can I make it work?
Another thing: In case I use FB SDK in my personal app that I share on Google Play and this app is FREE but has Ads on it, Is it legal to use FB SDK in my app?
Finally I found how to do it.
You need to declare this two:
Facebook facebookClient;
SharedPreferences mPrefs;
In the onCreate function I initialize facebookClient with the facebook AppID.
The class that lunches the facebook share must be Activity
There are three functions that I added to the activity:
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
facebookClient.authorizeCallback(requestCode, resultCode, data);
}
public void loginToFacebook() {
mPrefs = getPreferences(MODE_PRIVATE);
String access_token = mPrefs.getString("access_token", null);
long expires = mPrefs.getLong("access_expires", 0);
if (access_token != null) {
facebookClient.setAccessToken(access_token);
}
if (expires != 0) {
facebookClient.setAccessExpires(expires);
}
if (!facebookClient.isSessionValid()) {
facebookClient.authorize(this, new String[] { "publish_stream" }, new DialogListener() {
@Override
public void onCancel() {
// Function to handle cancel event
}
@Override
public void onComplete(Bundle values) {
// Function to handle complete event
// Edit Preferences and update facebook acess_token
SharedPreferences.Editor editor = mPrefs.edit();
editor.putString("access_token", facebookClient.getAccessToken());
editor.putLong("access_expires", facebookClient.getAccessExpires());
editor.commit();
postToWall();
}
@Override
public void onError(DialogError error) {
// Function to handle error
}
@Override
public void onFacebookError(FacebookError fberror) {
// Function to handle Facebook errors
}
});
}
}
private void postToWall() {
Bundle parameters = new Bundle();
parameters.putString("name", "Battery Monitor");
parameters.putString("link", "https://play.google.com/store/apps/details?id=com.ck.batterymonitor");
parameters.putString("picture", "link to the picture");
parameters.putString("display", "page");
// parameters.putString("app_id", "228476323938322");
facebookClient.dialog(MainActivity.this, "feed", parameters, new DialogListener() {
@Override
public void onFacebookError(FacebookError e) {
// TODO Auto-generated method stub
}
@Override
public void onError(DialogError e) {
// TODO Auto-generated method stub
}
@Override
public void onComplete(Bundle values) {
// TODO Auto-generated method stub
}
@Override
public void onCancel() {
// TODO Auto-generated method stub
}
});
}
and at last:
ImageButton facebookButton = (ImageButton) findViewById(R.id.button_FacebookShare);
facebookButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
loginToFacebook();
if (facebookClient.isSessionValid()) {
postToWall();
}
}
});
It does an auto login to facebook and then displaies facebook share\post dialog. The code was taken from this tutorial
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