UpdateManager.java

package com.partynetwork.iparty.base;

import com.partynetwork.dataprovider.DataProvider.IJsonResultListener;
import com.partynetwork.dataprovider.json.NetworkEntity;
import com.partynetwork.dataprovider.json.struct.Login_loginRequest;
import com.partynetwork.dataprovider.json.struct.Public_checkVersionRequest;
import com.partynetwork.dataprovider.json.struct.Public_checkVersionResponse;
import com.partynetwork.dataprovider.util.AppConst;
import com.partynetwork.dataprovider.util.IPartyUtil;
import com.partynetwork.dataprovider.util.SharePreferenceUtil;
import com.partynetwork.dataprovider.util.StringUtil;
import com.partynetwork.dataprovider.util.T;
import com.partynetwork.iparty.R;
import com.partynetwork.iparty.app.AppContext;
import com.partynetwork.iparty.helper.IntentHelper;
import com.partynetwork.iparty.info.UpdataInfo;
import com.partynetwork.service.UpdateService;

import android.app.Activity;
import android.app.AlertDialog.Builder;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.Intent;

/**
 * APK更新管理类
 */
public class UpdateManager implements IJsonResultListener {

	// 上下文对象
	private Activity mActivity;
	// 更新版本信息对象
	private UpdataInfo info = null;
	/** 是否强制更新 */
	private boolean isMust;

	/**
	 * 参数为Context(上下文activity)的构造函数
	 * 
	 * @param context
	 */
	public UpdateManager(Activity activity) {
		this.mActivity = activity;
	}

	public void checkUpdate() {
		/** 发送检查版本接口 */
		Public_checkVersionRequest request = new Public_checkVersionRequest();
		request.setOs("android");
		AppContext.getInstance().getmDataProvider()
				.getJsonFromNetwork(request, this);
	}

	/**
	 * 提示更新对话框
	 * 
	 * @param info
	 *            版本信息对象
	 */
	private void showUpdateDialog() {
		Builder builder = new Builder(mActivity);
		builder.setTitle("版本更新");
		builder.setMessage(info.getChangelog());
		builder.setPositiveButton("更新", new OnClickListener() {
			@Override
			public void onClick(DialogInterface dialog, int which) {
				dialog.dismiss();
				// 弹出下载框
				Intent updateIntent = new Intent(UpdateService.ACTION);
				updateIntent.putExtra(UpdateService.VERSION_NAME,
						info.getVersionName());
				updateIntent.putExtra(UpdateService.DOWN_URL,
						info.getDownloadUrl());
				mActivity.startService(updateIntent);
				checkLogin();
			}
		});
		if (!isMust) {
			builder.setNegativeButton("以后再说", new OnClickListener() {
				@Override
				public void onClick(DialogInterface dialog, int which) {
					dialog.dismiss();
					checkLogin();
				}
			});
		}
		builder.create().show();
	}

	/**
	 * 登陆
	 */
	private void checkLogin() {
		SharePreferenceUtil sp = new SharePreferenceUtil(mActivity,
				AppConst.PREFERENCES_NAME);
		String name = sp.getAccount();
		String password = sp.getPassword();
		if (!name.equals("") && !password.equals("")) {
			int type = 0;
			if (StringUtil.filterEmail(name)) {
				type = 1;
			} else {
				type = 0;
			}
			// 开始登陆
			IPartyUtil.getInstance().login(type, name, password, this);
		} else {
			IntentHelper.goLoginActivity(mActivity);
			mActivity.finish();
		}
	}

	@Override
	public void onNetworkRequest() {

	}

	@Override
	public void onResultSuccess(NetworkEntity entity) {
		if (entity.getRequest().getAction()
				.equals(new Public_checkVersionRequest().getAction())) {
			Public_checkVersionResponse response = (Public_checkVersionResponse) entity
					.getResponse();
			info = response.getDetails();
			if (info != null) {
				// 当前服务器版本
				String serverVersion = info.getNewVersion();
				// 最低支持版本
				String lastVersion = info.getLastVersion();
				// 本地版本
				int localVersionCode = 0;
				try {
					PackageInfo info = mActivity.getPackageManager()
							.getPackageInfo(mActivity.getPackageName(), 0);
					localVersionCode = info.versionCode;
				} catch (NameNotFoundException e) {
					e.printStackTrace(System.err);
				}
				// 当前服务器版本
				int serverVersionCode = localVersionCode;
				// 最低支持版本
				int lastVersionCode = localVersionCode;
				try {
					serverVersionCode = Integer.parseInt(serverVersion);
					lastVersionCode = Integer.parseInt(lastVersion);
				} catch (NumberFormatException e) {
				}
				if (serverVersionCode > localVersionCode) {
					if (lastVersionCode > localVersionCode) {
						isMust = true;
					}
					// 如果当前版本号小于服务端版本号,则弹出提示更新对话框
					showUpdateDialog();
				} else {
					checkLogin();
				}
			} else {
				checkLogin();
			}
		} else if (entity.getRequest().getAction()
				.equals(new Login_loginRequest().getAction())) {
			// Login_loginResponse loginResponse = (Login_loginResponse) entity
			// .getResponse();
			// 全局保存当前用户的信息
			// 登陆到openfire
			// OpenfireLoginTask task = new OpenfireLoginTask(mActivity, ""
			// + BaseApplication.getInstance().getmUserInfo().getUserId(),
			// BaseApplication.getInstance().getSpUtil().getPassword());
			// task.execute();

			IntentHelper.goMainActivity(mActivity);
			mActivity.finish();
		}
	}

	@Override
	public void onResultFail(String result) {
		// Util.showMsg(mActivity, "服务器最新版本：" + result);
		T.showTips(mActivity, R.drawable.tips_error, result);
		IntentHelper.goLoginActivity(mActivity);
	}
}