/**
* Copyright 2010-present Facebook.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.facebook.samples.graphapi;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import com.facebook.*;
import com.facebook.Session.StatusCallback;
import com.facebook.model.GraphObject;
import java.util.ArrayList;
import java.util.List;
public class GraphApiSampleActivity extends Activity {
static final String applicationId = "307234779396415";
static final String PENDING_REQUEST_BUNDLE_KEY = "com.facebook.samples.graphapi:PendingRequest";
Button buttonRequest;
EditText editRequests;
TextView textViewResults;
Session session;
boolean pendingRequest;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
this.buttonRequest = (Button) findViewById(R.id.buttonRequest);
this.buttonRequest.setOnClickListener(new OnClickListener() {
public void onClick(View view) {
onClickRequest();
}
});
this.editRequests = (EditText) findViewById(R.id.editRequests);
this.textViewResults = (TextView) findViewById(R.id.textViewResults);
this.session = createSession();
Settings.addLoggingBehavior(LoggingBehavior.INCLUDE_ACCESS_TOKENS);
}
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (this.session.onActivityResult(this, requestCode, resultCode, data) &&
pendingRequest &&
this.session.getState().isOpened()) {
sendRequests();
}
}
@Override
protected void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);
pendingRequest = savedInstanceState.getBoolean(PENDING_REQUEST_BUNDLE_KEY, pendingRequest);
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putBoolean(PENDING_REQUEST_BUNDLE_KEY, pendingRequest);
}
private void onClickRequest() {
if (this.session.isOpened()) {
sendRequests();
} else {
StatusCallback callback = new StatusCallback() {
public void call(Session session, SessionState state, Exception exception) {
if (exception != null) {
new AlertDialog.Builder(GraphApiSampleActivity.this)
.setTitle(R.string.login_failed_dialog_title)
.setMessage(exception.getMessage())
.setPositiveButton(R.string.ok_button, null)
.show();
GraphApiSampleActivity.this.session = createSession();
}
}
};
pendingRequest = true;
this.session.openForRead(new Session.OpenRequest(this).setCallback(callback));
}
}
private void sendRequests() {
textViewResults.setText("");
String requestIdsText = editRequests.getText().toString();
String[] requestIds = requestIdsText.split(",");
List<Request> requests = new ArrayList<Request>();
for (final String requestId : requestIds) {
requests.add(new Request(session, requestId, null, null, new Request.Callback() {
public void onCompleted(Response response) {
GraphObject graphObject = response.getGraphObject();
FacebookRequestError error = response.getError();
String s = textViewResults.getText().toString();
if (graphObject != null) {
if (graphObject.getProperty("id") != null) {
s = s + String.format("%s: %s\n", graphObject.getProperty("id"), graphObject.getProperty(
"name"));
} else {
s = s + String.format("%s: <no such id>\n", requestId);
}
} else if (error != null) {
s = s + String.format("Error: %s", error.getErrorMessage());
}
textViewResults.setText(s);
}
}));
}
pendingRequest = false;
Request.executeBatchAndWait(requests);
}
private Session createSession() {
Session activeSession = Session.getActiveSession();
if (activeSession == null || activeSession.getState().isClosed()) {
activeSession = new Session.Builder(this).setApplicationId(applicationId).build();
Session.setActiveSession(activeSession);
}
return activeSession;
}
}