/**
* $id$
* Copyright 2011-2012 Renren Inc. All rights reserved.
*/
package com.renren.api.connect.android;
import android.os.Bundle;
import android.util.Log;
import android.webkit.CookieSyncManager;
import com.renren.api.connect.android.exception.RenrenAuthError;
import com.renren.api.connect.android.exception.RenrenError;
import com.renren.api.connect.android.view.RenrenAuthListener;
import com.renren.api.connect.android.view.RenrenDialogListener;
import com.renren.api.connect.android.view.RenrenFeedListener;
import com.renren.api.connect.android.view.RenrenWidgetListener;
/**
* 构造RenrenDialogListener的工厂；开发者不会直接使用该类。
*
* @author 李勇(yong.li@opi-corp.com) 2011-2-25
*/
class RenrenListenerFactory {
static RenrenDialogListener genFeedRenrenDialogListener(final Renren renren,
final RenrenFeedListener listener) {
return new AbstractRenrenDialogListener() {
@Override
public void onReceivedError(int errorCode, String description, String failingUrl) {
listener.onError(new RenrenAuthError(String.valueOf(errorCode), description,
failingUrl));
}
@Override
public int onPageBegin(String url) {
if (url.startsWith(Renren.SUCCESS_URI)) {
Bundle values = Util.parseUrl(url);
String error = values.getString("error_reason");
if (error == null) {
listener.onComplete(values);
} else {
listener.onRenrenError(new RenrenError(error));
}
return RenrenDialogListener.ACTION_PROCCESSED;
} else if (url.startsWith(Renren.CANCEL_URI)) {
Bundle values = Util.parseUrl(url);
String errMsg = values.getString("errMsg");
if (errMsg != null) {
listener.onRenrenError(new RenrenError(errMsg));
} else {
listener.onCancel();
}
return RenrenDialogListener.ACTION_PROCCESSED;
}
return RenrenDialogListener.ACTION_UNPROCCESS;
}
};
}
static RenrenDialogListener genRenrenWidgetDialogListener(final Renren renren,
final RenrenWidgetListener listener) {
return new AbstractRenrenDialogListener() {
@Override
public void onReceivedError(int errorCode, String description, String failingUrl) {
Bundle params = new Bundle();
params.putInt("code", errorCode);
params.putString("desc", description);
params.putString("failUrl", failingUrl);
listener.onError(params);
}
@Override
public int onPageBegin(String url) {
if (url.startsWith(Renren.WIDGET_CALLBACK_URI)) {
Bundle values = Util.parseUrl(url);
String error = values.getString("error");
if (error == null) {
listener.onComplete(values);
} else if ("access_denied".equals(error)) {
listener.onCancel(values);
} else {
listener.onError(values);
}
return RenrenDialogListener.ACTION_PROCCESSED;
}
return RenrenDialogListener.ACTION_DIALOG_PROCCESS;
}
};
}
/**
* User-Agent Flow
*
* @param renren
* @param listener
* @return
*/
static RenrenDialogListener genUserAgentFlowRenrenDialogListener(final Renren renren,
final RenrenAuthListener listener, final String redirectUrl) {
return new AbstractRenrenDialogListener() {
@Override
public void onReceivedError(int errorCode, String description, String failingUrl) {
listener.onRenrenAuthError(new RenrenAuthError(String.valueOf(errorCode),
description, failingUrl));
}
@Override
public int onPageBegin(String url) {
int i = super.onPageBegin(url);
if (i == RenrenDialogListener.ACTION_UNPROCCESS) {
if (url.startsWith("http://graph.renren.com/login_deny/")) {
return RenrenDialogListener.ACTION_DIALOG_PROCCESS;
} else {
i = this.checkUrl(url);
}
}
return i;
}
@Override
public boolean onPageStart(String url) {
boolean b = false;
//在授权完成的时候不调用onPageBegin方法，原因未知。有时候装入页面的时候会先调用onPageStart再调onPageBegin，原因未知难道是BUG。
// if (url.startsWith(redirectUrl)) {
// Bundle values = Util.parseUrl(url);
// String accessToken = values.getString("access_token");
// if (accessToken != null) {
// this.authComplete(values);
// b = true;
// }
// }
return b;
}
private int checkUrl(String url) {
if (url.startsWith(redirectUrl)) {
Bundle values = Util.parseUrl(url);
String error = values.getString("error");//OAuth返回的错误代码
if (error != null) {
if ("access_denied".equalsIgnoreCase(error)) {
listener.onCancelAuth(values);
} else if ("login_denied".equalsIgnoreCase(error)) {
listener.onCancelLogin();
} else {
String desc = values.getString("error_description");
String errorUri = values.getString("error_uri");
listener.onRenrenAuthError(new RenrenAuthError(error, desc, errorUri));
}
} else {
this.authComplete(values);
}
return RenrenDialogListener.ACTION_PROCCESSED;
}
return RenrenDialogListener.ACTION_UNPROCCESS;
}
private void authComplete(Bundle values) {
CookieSyncManager.getInstance().sync();
String accessToken = values.getString("access_token");
if (accessToken != null) {
Log.d(Util.LOG_TAG, "Success obtain access_token=" + accessToken);
try {
renren.updateAccessToken(accessToken);
listener.onComplete(values);
} catch (Exception e) {
e.printStackTrace();
listener.onRenrenAuthError(new RenrenAuthError(e.getClass().getName(), e
.getMessage(), e.toString()));
}
}
}
};
}
/**
* Web Server Flow
*
* @param renren
* @param listener
* @param redirectUrl
* @return
*/
static RenrenDialogListener genWebServerFlowRenrenDialogListener(final Renren renren,
final RenrenAuthListener listener, final String redirectUrl) {
return new AbstractRenrenDialogListener() {
@Override
public void onReceivedError(int errorCode, String description, String failingUrl) {
listener.onRenrenAuthError(new RenrenAuthError(String.valueOf(errorCode),
description, failingUrl));
}
@Override
public int onPageBegin(String url) {
int i = super.onPageBegin(url);
if (url.startsWith("http://graph.renren.com/login_deny/")) {
return RenrenDialogListener.ACTION_DIALOG_PROCCESS;
}
if (url.startsWith(redirectUrl)) {
return RenrenDialogListener.ACTION_DIALOG_PROCCESS;
}
if (this.check(url)) {
return RenrenDialogListener.ACTION_PROCCESSED;
}
return i;
}
@Override
public boolean onPageStart(String url) {
//return this.check(url);
//将所有的操作交给onPageBegin默认的onPageStart不做任何操作
return false;
}
private boolean check(String url) {
if (url.startsWith(Renren.CANCEL_URI)) {
Bundle values = Util.parseUrl(url);
String action = values.getString("action");
if ("auth".equalsIgnoreCase(action)) {
listener.onCancelAuth(values);
} else {
listener.onCancelLogin();
}
return true;
} else if (url.startsWith(Renren.SUCCESS_URI)) {
Bundle values = Util.parseUrl(url);
listener.onComplete(values);
return true;
}
return false;
}
};
}
}
abstract class AbstractRenrenDialogListener implements RenrenDialogListener {
@Override
public int onPageBegin(String url) {
if (url.contains("display")) {//参数中带有display参数的页面；在该WebView中显示。
return RenrenDialogListener.ACTION_DIALOG_PROCCESS;
}
return 0;
}
@Override
public void onPageFinished(String url) {
}
@Override
public boolean onPageStart(String url) {
return false;
}
}