package com.moral.screen.update;
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/**
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* Created by bin.shen on 6/25/16.
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*/
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import android.app.AlertDialog.Builder;
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import android.app.Dialog;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.DialogInterface.OnClickListener;
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import android.content.Intent;
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import android.content.pm.PackageManager.NameNotFoundException;
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import android.net.Uri;
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import android.os.Build;
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import android.os.Environment;
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import android.os.Handler;
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import android.os.Message;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.widget.ProgressBar;
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import com.moral.screen.MainActivity;
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import com.moral.screen.R;
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import com.moral.screen.activity.MapActivity;
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import com.moral.screen.common.API;
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import org.json.JSONObject;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.net.HttpURLConnection;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.util.HashMap;
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public class UpdateManager {
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/* 下载中 */
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private static final int DOWNLOAD = 1;
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/* 下载结束 */
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private static final int DOWNLOAD_FINISH = 2;
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/* 保存解析的XML信息 */
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HashMap<String, String> mHashMap;
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/* 下载保存路径 */
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private String mSavePath;
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/* 记录进度条数量 */
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private int progress;
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/* 是否取消更新 */
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private boolean cancelUpdate = false;
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private MapActivity mActivity;
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/* 更新进度条 */
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private ProgressBar mProgress;
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private Dialog mDownloadDialog;
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private Handler mHandler = new Handler() {
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public void handleMessage(Message msg) {
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switch (msg.what) {
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// 正在下载
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case DOWNLOAD:
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// 设置进度条位置
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mProgress.setProgress(progress);
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break;
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case DOWNLOAD_FINISH:
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// 安装文件
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installApk();
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break;
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default:
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break;
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}
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}
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};
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public UpdateManager(MapActivity activity) {
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this.mActivity = activity;
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}
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/**
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* 检测软件更新
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*/
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public void checkUpdateJson() {
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String data = getUrlData(API.UPDATE);
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try {
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JSONObject resJosn = new JSONObject(data);
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mHashMap = new HashMap<>();
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mHashMap.put("version", resJosn.optString("version"));
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mHashMap.put("name", resJosn.optString("name"));
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mHashMap.put("message", "");
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mHashMap.put("url", resJosn.optString("url"));
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if (isUpdate()) {
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if (Build.VERSION.SDK_INT >= 23) {
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mActivity.updateAPP();
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} else {
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// 显示提示对话框
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showNoticeDialog();
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}
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} else {
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// Log.d("haijiang","已经是最新版本");
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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/**
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* 检查软件是否有更新版本
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*
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* @return
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*/
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private boolean isUpdate() {
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// 获取当前软件版本
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int versionCode = getVersionCode(mActivity);
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if (null != mHashMap) {
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int serviceCode = Integer.valueOf(mHashMap.get("version"));
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// 版本判断
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if (serviceCode > versionCode) {
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return true;
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}
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}
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return false;
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}
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/**
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* 获取软件版本号
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*
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* @param context
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* @return
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*/
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private int getVersionCode(Context context) {
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int versionCode = 0;
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try {
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// 获取软件版本号，对应AndroidManifest.xml下android:versionCode
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versionCode = context.getPackageManager().getPackageInfo(context.getPackageName(), 0).versionCode;
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} catch (NameNotFoundException e) {
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e.printStackTrace();
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}
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return versionCode;
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}
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/**
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* 显示软件更新对话框
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*/
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public void showNoticeDialog() {
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String message = mHashMap.get("message");
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// 构造对话框
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Builder builder = new Builder(mActivity);
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builder.setTitle(R.string.soft_update_title);
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if (message == null || message.isEmpty()) {
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builder.setMessage(R.string.soft_update_info);
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} else {
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builder.setMessage(message);
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}
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// 更新
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builder.setPositiveButton(R.string.soft_update_updatebtn, new OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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dialog.dismiss();
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// 显示下载对话框
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showDownloadDialog();
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}
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});
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// 稍后更新
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builder.setNegativeButton(R.string.soft_update_later, new OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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dialog.dismiss();
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}
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});
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Dialog noticeDialog = builder.create();
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noticeDialog.setCanceledOnTouchOutside(false);
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noticeDialog.show();
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}
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/**
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* 显示软件下载对话框
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*/
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private void showDownloadDialog() {
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// 构造软件下载对话框
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Builder builder = new Builder(mActivity);
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builder.setTitle(R.string.soft_updating);
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// 给下载对话框增加进度条
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final LayoutInflater inflater = LayoutInflater.from(mActivity);
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View v = inflater.inflate(R.layout.softupdate_progress, null);
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mProgress = (ProgressBar) v.findViewById(R.id.update_progress);
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builder.setView(v);
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// 取消更新
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builder.setNegativeButton(R.string.soft_update_cancel, new OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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dialog.dismiss();
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// 设置取消状态
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cancelUpdate = true;
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}
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});
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mDownloadDialog = builder.create();
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mDownloadDialog.show();
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// 现在文件
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downloadApk();
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}
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/**
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* 下载apk文件
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*/
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private void downloadApk() {
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// 启动新线程下载软件
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new downloadApkThread().start();
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}
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/**
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* 下载文件线程
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*
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* @author coolszy
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* @date 2012-4-26
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* @blog http://blog.92coding.com
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*/
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private class downloadApkThread extends Thread {
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@Override
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public void run() {
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try {
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// 判断SD卡是否存在，并且是否具有读写权限
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//if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
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// 获得存储卡的路径
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//String sdpath = Environment.getExternalStorageDirectory() + "/";
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//mSavePath = sdpath + "download";
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mSavePath = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS) + "/";
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URL url = new URL(mHashMap.get("url"));
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// 创建连接
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HttpURLConnection conn = (HttpURLConnection) url.openConnection();
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conn.connect();
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// 获取文件大小
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int length = conn.getContentLength();
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// 创建输入流
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InputStream is = conn.getInputStream();
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File file = new File(mSavePath);
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// 判断文件目录是否存在
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if (!file.exists()) {
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file.mkdir();
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}
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File apkFile = new File(mSavePath, mHashMap.get("name"));
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FileOutputStream fos = new FileOutputStream(apkFile);
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int count = 0;
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// 缓存
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byte buf[] = new byte[1024];
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// 写入到文件中
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do {
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int numread = is.read(buf);
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count += numread;
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// 计算进度条位置
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progress = (int) (((float) count / length) * 100);
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// 更新进度
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mHandler.sendEmptyMessage(DOWNLOAD);
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if (numread <= 0) {
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// 下载完成
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mHandler.sendEmptyMessage(DOWNLOAD_FINISH);
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break;
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}
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// 写入文件
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fos.write(buf, 0, numread);
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} while (!cancelUpdate);// 点击取消就停止下载.
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fos.close();
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is.close();
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//}
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} catch (MalformedURLException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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// 取消下载对话框显示
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mDownloadDialog.dismiss();
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}
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}
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;
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/**
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* 安装APK文件
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*/
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private void installApk() {
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File apkfile = new File(mSavePath, mHashMap.get("name"));
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if (!apkfile.exists()) {
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return;
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}
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// 通过Intent安装APK文件
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Intent i = new Intent(Intent.ACTION_VIEW);
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i.setDataAndType(Uri.parse("file://" + apkfile.toString()), "application/vnd.android.package-archive");
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mActivity.startActivity(i);
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}
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public static String getUrlData(String path) {
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BufferedReader br = null;
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StringBuffer sb = new StringBuffer();
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HttpURLConnection connection = null;
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try {
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URL url = new URL(path);
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connection = (HttpURLConnection) url.openConnection();
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connection.setRequestMethod("GET");
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connection.setConnectTimeout(8000);
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connection.setReadTimeout(8000);
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br = new BufferedReader(new InputStreamReader(connection.getInputStream()));
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String s = null;
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while ((s = br.readLine()) != null) {
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sb.append(s);
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}
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br.close();
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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if (connection != null) {
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connection.disconnect();
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}
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}
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return sb.toString();
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}
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}
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