/*
* Copyright (C) 2013 YROM.NET
*
* 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 tv.acfun.a63;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.SocketTimeoutException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;
import tv.acfun.a63.api.ArticleApi;
import tv.acfun.a63.api.Constants;
import tv.acfun.a63.api.entity.Article;
import tv.acfun.a63.api.entity.Article.SubContent;
import tv.acfun.a63.base.BaseWebViewActivity;
import tv.acfun.a63.db.DB;
import tv.acfun.a63.service.KeepOnlineService;
import tv.acfun.a63.util.ActionBarUtil;
import tv.acfun.a63.util.Connectivity;
import tv.acfun.a63.util.CustomUARequest;
import tv.acfun.a63.util.FileUtil;
import tv.acfun.a63.util.Theme;
import android.annotation.TargetApi;
import android.app.AlertDialog;
import android.content.ActivityNotFoundException;
import android.content.ComponentName;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Bundle;
import android.support.v4.view.MenuItemCompat;
import android.support.v7.widget.ShareActionProvider;
import android.text.TextUtils;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings.LayoutAlgorithm;
import android.webkit.WebSettings.TextSize;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.alibaba.fastjson.util.IOUtils;
import com.android.volley.Cache.Entry;
import com.android.volley.NetworkResponse;
import com.android.volley.ParseError;
import com.android.volley.Request;
import com.android.volley.Response;
import com.android.volley.Response.ErrorListener;
import com.android.volley.Response.Listener;
import com.android.volley.ServerError;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.HttpHeaderParser;
import com.umeng.analytics.MobclickAgent;
/**
* 文章页 结构： {@code <div id="title"> <h1 class="article-title"></h1>
* <div id="info" class="article-info">
<span class="article-publisher"><i class="icon-slash"></i></span>
<span class="article-pubdate"></span>
<span class="article-category"></span>
</div>
</div>
<section id="content" class="article-body"></section>
}
*
* @author Yrom
*
*/
@SuppressWarnings("deprecation")
public class ArticleActivity extends BaseWebViewActivity implements Listener<Article>, ErrorListener {
private static final Pattern sAreg = Pattern.compile("/a/ac(\\d{5,})");
private static final Pattern sVreg = Pattern.compile("/v/ac(\\d{5,})");
private static final Pattern sLiteAreg = Pattern.compile("/v/#ac=(\\d{5,});type=article");
private static final Pattern sLiteVreg = Pattern.compile("/v/#ac=(\\d{5,})$");
private static final String sAppReg = "^http://www.acfun.(com|tv)/app/?$";
public static final int MAX_AGE = 7 * 24 * 60 * 60 * 1000;
private static String ARTICLE_PATH;
private static final String NAME_ARTICLE_HTML = "a63-article.html";
public static void start(Context context, int aid, String title) {
Intent intent = new Intent(context, ArticleActivity.class);
intent.putExtra("aid", aid);
intent.putExtra("title", title);
context.startActivity(intent);
}
public static void start(Context context, String url) {
Intent intent = new Intent(context, ArticleActivity.class);
intent.setData(Uri.parse(url));
intent.setAction(Intent.ACTION_VIEW);
intent.putExtra("webmode", true);
context.startActivity(intent);
}
private Request<?> request;
private Document mDoc;
private List<String> imgUrls;
private DownloadImageTask mDownloadTask;
private String title;
private boolean isDownloaded;
private boolean isWebMode;
private DB db;
@TargetApi(Build.VERSION_CODES.HONEYCOMB)
@Override
protected void initView(Bundle savedInstanceState) {
ARTICLE_PATH = AcApp.getExternalCacheDir("article").getAbsolutePath();
Uri data = getIntent().getData();
if(Intent.ACTION_VIEW.equalsIgnoreCase(getIntent().getAction()) && data!=null){
String scheme = data.getScheme();
if(scheme.equals("ac")){
// ac://ac000000
aid = Integer.parseInt(getIntent().getDataString().substring(7));
}else if(scheme.equals("http")){
// http://www.acfun.tv/v/ac123456
Matcher matcher;
String path = data.getPath();
if(path==null){
finish();
return;
}
if((matcher = sVreg.matcher(path)).find()
|| (matcher = sAreg.matcher(path)).find()){
aid = Integer.parseInt(matcher.group(1));
}
}
if(aid != 0) title = "ac"+aid;
isWebMode = getIntent().getBooleanExtra("webmode", false) && aid == 0;
}else{
aid = getIntent().getIntExtra("aid", 0);
title = getIntent().getStringExtra("title");
}
if (!isWebMode) {
if(aid == 0)
throw new IllegalArgumentException("没有 id");
getSupportActionBar().setTitle("ac" + aid);
MobclickAgent.onEvent(this, "view_article");
db = new DB(this);
isFaved = db.isFav(aid);
}
mWeb.getSettings().setAppCachePath(ARTICLE_PATH);
mWeb.addJavascriptInterface(new ACJSObject(), "AC");
// Set a chrome client to handle the MediaResource on web page
// like video,video loading progress, etc.
mWeb.setWebChromeClient(new WebChromeClient(){
@Override
public void onReceivedTitle(WebView view, String title) {
setTitle(title);
}
});
mWeb.setWebViewClient(new WebViewClient() {
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
Matcher matcher = sAreg.matcher(url);
Intent intent = new Intent(Intent.ACTION_VIEW);
if (matcher.find() || (matcher = sLiteAreg.matcher(url)).find()
|| (matcher = sVreg.matcher(url)).find()
|| (matcher = sLiteVreg.matcher(url)).find()){
String acId = matcher.group(1);
try {
intent.setData(Uri.parse("ac://ac" + acId));
startActivity(intent);
return true;
} catch (Exception e) {
// nothing
}
}else if(Pattern.matches(sAppReg, url)){
String appLink = getString(R.string.app_ac_video_link);
try {
intent.setData(Uri.parse(appLink));
startActivity(intent);
return true;
} catch (Exception e) {
view.loadUrl(appLink);
return true;
}
}
if(!isWebMode){
start(ArticleActivity.this, url);
return true;
}else{
Uri uri = Uri.parse(url);
if(uri.getHost() != null && !uri.getHost().contains("acfun")){
try {
intent.setData(uri);
startActivity(intent);
return true;
}catch (ActivityNotFoundException ignored){
}
}
}
return false;
}
@Override
public void onPageStarted(WebView view, String url, Bitmap favicon) {
setSupportProgressBarIndeterminateVisibility(true);
}
@Override
public void onPageFinished(WebView view, String url) {
setSupportProgressBarIndeterminateVisibility(false);
if (isWebMode
|| imgUrls == null || imgUrls.isEmpty()
|| url.startsWith("file:///android_asset")
|| AcApp.getViewMode() == Constants.MODE_NO_PIC) // 无图模式
return;
// Log.d(TAG, "on finished:" + url);
if ((url.equals(getBaseUrl()) || url.contains(NAME_ARTICLE_HTML))
&& imgUrls.size() > 0 && !isDownloaded) {
String[] arr = new String[imgUrls.size()];
mDownloadTask = new DownloadImageTask();
mDownloadTask.execute(imgUrls.toArray(arr));
}
}
});
mWeb.getSettings().setSupportZoom(true);
mWeb.getSettings().setBuiltInZoomControls(true);
if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB)
mWeb.getSettings().setDisplayZoomControls(false);
setTextZoom(AcApp.getConfig().getInt("text_size", 0));
}
@Override
public void onBackPressed() {
if(mWeb.canGoBack()){
mWeb.goBack();
}else{
super.onBackPressed();
}
}
protected String getBaseUrl() {
return ArticleApi.getDomainRoot(getApplicationContext());
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
if(AcApp.getViewMode() != Constants.MODE_COMMIC && !isWebMode){
getMenuInflater().inflate(R.menu.article_options_menu, menu);
MenuItem actionItem = menu.findItem(R.id.menu_item_share_action_provider_action_bar);
if(ActionBarUtil.hasSB()){
MenuItemCompat.setShowAsAction(actionItem, MenuItemCompat.SHOW_AS_ACTION_NEVER);
}
ShareActionProvider actionProvider = (ShareActionProvider) MenuItemCompat.getActionProvider(actionItem);
actionProvider.setShareHistoryFileName(ShareActionProvider.DEFAULT_SHARE_HISTORY_FILE_NAME);
actionProvider.setShareIntent(createShareIntent());
if(isFaved){
MenuItem fav = menu.findItem(R.id.menu_item_fav_action);
fav.setIcon(R.drawable.rating_favorite_p);
fav.setTitle("取消收藏");
}
MenuItem item = menu.add(0, android.R.id.button1, 0, R.string.font_size).setIcon(R.drawable.ic_text_size);
MenuItemCompat.setShowAsAction(item, MenuItemCompat.SHOW_AS_ACTION_IF_ROOM);
}
return super.onCreateOptionsMenu(menu);
}
private Intent createShareIntent() {
String shareurl = title + " http://"+ArticleApi.getDomainRoot(getApplicationContext())+"/a/ac" + aid;
Intent shareIntent = new Intent(Intent.ACTION_SEND);
shareurl += " ——#Acfun文章区#客户端 http://t.cn/8kLMite";
shareIntent.setType("text/plain");
shareIntent.putExtra(Intent.EXTRA_SUBJECT, "分享");
shareIntent.putExtra(Intent.EXTRA_TEXT, shareurl);
return shareIntent;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_item_comment:
if(mArticle != null){
CommentsActivity.start(ArticleActivity.this, mArticle.id);
}
return true;
case R.id.menu_item_fav_action:
if(isFaved){
db.deleteFav(aid);
AcApp.showToast("取消收藏");
isFaved = false;
item.setIcon(R.drawable.rating_favorite);
}else{
if(mArticle!= null){
db.addFav(mArticle);
isFaved = true;
item.setIcon(R.drawable.rating_favorite_p);
AcApp.showToast("收藏成功");
}
}
return true;
case android.R.id.button1:
if (mSizeChooser == null) {
final int checked = AcApp.getConfig().getInt("text_size", 0);
mSizeChooser = new AlertDialog.Builder(this)
.setCancelable(true)
.setTitle(R.string.font_size)
.setSingleChoiceItems(R.array.title_sizes, checked,
new DialogInterface.OnClickListener() {
int lastSelected = checked;
@Override
public void onClick(DialogInterface dialog, int which) {
if (lastSelected != which) {
AcApp.putInt("text_size", which);
setTextZoom(which);
dialog.dismiss();
lastSelected = which;
}
}
}).create();
}
mSizeChooser.show();
return true;
}
return super.onOptionsItemSelected(item);
}
void setTextZoom(int level){
if(Build.VERSION.SDK_INT < Build.VERSION_CODES.ICE_CREAM_SANDWICH){
if(level > 4) level = 3;
mWeb.getSettings().setTextSize(TextSize.values()[level+1]);
}else
mWeb.getSettings().setTextZoom(100 + level * 25);
}
protected void initData() {
super.initData();
if(isWebMode){
Uri uri = getIntent().getData();
// TODO: sync cookies to WebView
String url = uri.toString();
mWeb.loadUrl(url);
return;
}
request = new ArticleRequest(getApplicationContext(), aid, this, this);
request.setTag(TAG);
request.setShouldCache(true);
Entry entry = AcApp.getGloableQueue().getCache().get(request.getCacheKey());
if (entry != null && entry.data != null && entry.isExpired()) {
try {
String json = new String(entry.data, "utf-8");
JSONObject articleJson = JSON.parseObject(json).getJSONObject("data").getJSONObject("fullArticle");
onResponse(Article.newArticle(articleJson));
return;
} catch (Exception e) {
e.printStackTrace();
}
}
AcApp.addRequest(request);
}
private String buildTitle(Article article) {
StringBuilder builder = new StringBuilder();
builder.append("<h1 class=\"article-title\">")
.append(article.title)
.append("</h1>")
.append("<div id=\"info\" class=\"article-info\">")
.append("<img src=\"")
.append(TextUtils.isEmpty(article.poster.avatar) ? "file:///android_asset/wen.png" : article.poster.avatar)
.append("\" >")
.append("<span class=\"article-publisher\">")
.append("<a href=\"http://").append(ArticleApi.getDomainRoot(getApplicationContext())).append("/member/user.aspx?uid=")
.append(article.poster.id).append("\" >")
.append(article.poster.name)
.append("</a>").append("</span>")
// .append("<span class=\"article-pubdate\">")
// .append(AcApp.getPubDate(article.postTime))
// .append("发布于</span>")
// .append("<span class=\"article-category\">")
// .append(article.channelName)
// .append("</span>")
.append("</div>");
return builder.toString();
}
private static final String TAG = "Article";
private Article mArticle;
private AlertDialog mSizeChooser;
static class ArticleRequest extends CustomUARequest<Article> {
public ArticleRequest(Context context, int aid, Listener<Article> listener, ErrorListener errListener) {
super(ArticleApi.getContentUrl(context, aid), Article.class, listener, errListener);
}
@Override
protected Response<Article> parseNetworkResponse(NetworkResponse response) {
try {
String json = new String(response.data,
HttpHeaderParser.parseCharset(response.headers));
JSONObject rsp = JSON.parseObject(json);
int status = rsp.getIntValue("status");
if(status != 200){
throw new Article.InvalidArticleError();
}
JSONObject articleJson = rsp.getJSONObject("data").getJSONObject("fullArticle");
if(articleJson == null)
return Response.error(new Article.InvalidArticleError());
return Response.success(Article.newArticle(articleJson),
Connectivity.newCache(response, MAX_AGE));
} catch(Article.InvalidArticleError e){
Log.w(TAG, "Invalid Article! Need to redirect intent");
return Response.error(e);
} catch (Exception e) {
Log.e(TAG, "parse article error", e);
return Response.error(new ParseError(e));
}
}
}
@Override
protected void onResume() {
super.onResume();
if (isWebMode // no images
|| isDocBuilding.get() || imageCaches == null // building doc
// on request data
|| mArticle == null || imgUrls == null || imgUrls.isEmpty()
|| AcApp.getViewMode() == Constants.MODE_NO_PIC)
return;
if (!isDownloaded && imgUrls.size() > 0) {
String[] arr = new String[imgUrls.size()];
mDownloadTask = new DownloadImageTask();
mDownloadTask.execute(imgUrls.toArray(arr));
}
}
@Override
protected void onStop() {
super.onStop();
if (mDownloadTask != null && !isDownloaded) {
mDownloadTask.cancel(false);
mDownloadTask = null;
}
}
@Override
protected void onDestroy() {
super.onDestroy();
AcApp.cancelAllRequest(TAG);
}
@Override
public void onResponse(Article response) {
mArticle = response;
imgUrls = response.imgUrls;
KeepOnlineService.requestOnline(getApplicationContext(), aid);
if(AcApp.getViewMode() == Constants.MODE_COMMIC && imgUrls != null && !imgUrls.isEmpty()){
ImagePagerActivity.startNetworkImage(this, (ArrayList<String>) imgUrls,0,aid,title);
finish();
}else
new BuildDocTask().execute(mArticle);
}
@Override
public void onErrorResponse(VolleyError error) {
setSupportProgressBarIndeterminateVisibility(false);
if(error instanceof Article.InvalidArticleError){
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.addCategory(Intent.CATEGORY_DEFAULT);
intent.setData(Uri.parse("av://ac"+aid));
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
try {
startActivity(intent);
finish();
} catch (Exception e) {
//http://www.acfun.tv/lite/v/#ac=1317054
mWeb.loadUrl("http://"+ArticleApi.getDomainRoot(this)+"/lite/v/#ac="+aid);
}
}else if(error instanceof ServerError){
mWeb.loadUrl("http://"+ArticleApi.getDomainRoot(this)+"/lite/v/#ac="+aid);
}else{
showErrorDialog();
}
}
List<File> imageCaches;
private int aid;
private boolean isFaved;
private AtomicBoolean isDocBuilding = new AtomicBoolean(false);
@TargetApi(Build.VERSION_CODES.KITKAT)
private class BuildDocTask extends AsyncTask<Article, Void, Boolean> {
boolean hasUseMap;
private File cacheFile;
@Override
protected void onPreExecute() {
isDocBuilding.set(true);
cacheFile =new File(ARTICLE_PATH, NAME_ARTICLE_HTML);
}
@Override
protected Boolean doInBackground(Article... params) {
try {
mDoc = Theme.getThemedDoc(ArticleActivity.this);
initCaches();
Element title = mDoc.getElementById("title");
title.html(buildTitle(params[0]));
Element content = mDoc.getElementById("content");
content.empty();
ArrayList<SubContent> contents = params[0].contents;
if(contents.size()>1){
content.appendElement("div").attr("id", "artcle-pager").html(buildParts(contents));
}
for (int i = 0; i < contents.size(); i++) {
SubContent sub = contents.get(i);
handleSubContent(i, content, sub, params[0]);
}
FileWriter writer = null;
try{
writer = new FileWriter(cacheFile);
writer.write(mDoc.outerHtml());
content.empty(); // release
}catch(IOException e){
cacheFile.delete();
}finally{
IOUtils.close(writer);
}
} catch (IOException e) {
return false;
}
return true;
}
private String buildParts(ArrayList<SubContent> contents) {
StringBuilder builder = new StringBuilder();
for(int i=0;i<contents.size();i++){
builder.append("<li><a class=\"pager\" href=\"#p")
.append(i).append("\" title=\"Part ").append(i+1).append("\">")
.append(contents.get(i).subTitle)
.append("</a></li>");
}
builder.append("<hr>");
return builder.toString();
}
private void handleSubContent(int p, Element content, SubContent sub, Article article) {
if (!article.title.equals(sub.subTitle)) {
content.append("<h2 class=\"article-subtitle\"><a class=\"anchor\" name=\"p"+p+"\"></a>Part "+(p+1)+". "+sub.subTitle + "</h2>");
}
String data = sub.content.replaceAll("background-color:[^;\"]+;?", "").replaceAll("font-family:[^;\"]+;?", "");
content.append(data).appendElement("hr");
handleImages(content);
handleStyles(content);
}
private void handleStyles(Element content) {
Elements es = content.getAllElements();
for (int i = 0; i < es.size(); i++) {
Element e = es.get(i);
// if("span".equals(e.nodeName())){
// continue;
// }
e.removeAttr("style");
}
}
private void handleImages(Element content){
Elements imgs = content.select("img");
if (imgs.hasAttr("usemap")) {
hasUseMap = true;
}
for (int imgIndex = 0; imgIndex < imgs.size(); imgIndex++) {
Element img = imgs.get(imgIndex);
String src = img.attr("src").trim();
if (TextUtils.isEmpty(src))
continue;
Uri parsedUri = Uri.parse(src);
if ("file".equals(parsedUri.getScheme()))
continue;
if (parsedUri.getPath() == null) // wtf!
continue;
if (!"http".equals(parsedUri.getScheme())) {
parsedUri = parsedUri.buildUpon()
.scheme("http")
.authority(ArticleApi.getDomainRoot(getApplicationContext()))
.build();
}
// url may have encoded path
parsedUri = parsedUri.buildUpon().path(parsedUri.getPath()).build();
src = parsedUri.toString();
File cache = FileUtil.generateImageCacheFile(src);
imageCaches.add(cache);
imgUrls.add(src);
img.attr("org", src);
String localUri = FileUtil.getLocalFileUri(cache).toString();
if (AcApp.getViewMode() != Constants.MODE_NO_PIC)
img.attr("src", "file:///android_asset/loading.gif");
else {
// 无图模式
// TODO 点击后加载图片
img.after("<p >[图片]</p>");
img.remove();
continue;
}
img.attr("loc", localUri);
// 去掉 style
img.removeAttr("style");
// 给 img 标签加上点击事件
if (!hasUseMap){
addClick(img, src);
img.removeAttr("width");
img.removeAttr("height");
}
}
}
private void initCaches() {
if (imgUrls != null)
imgUrls.clear();
else
imgUrls = new ArrayList<>();
if (imageCaches != null)
imageCaches.clear();
else
imageCaches = new ArrayList<>();
}
private void addClick(Element img, String src) {
try {
if ("icon".equals(img.attr("class")) || Integer.parseInt(img.attr("width")) < 100
|| Integer.parseInt(img.attr("height")) < 100) {
return;
}
} catch (Exception ignored) {
}
if (src.contains("emotion/images/"))
return;
// 过滤掉图片的url跳转
if (img.parent() != null && img.parent().tagName().equalsIgnoreCase("a")) {
img.parent().attr("href", "javascript:window.AC.viewImage('" + src + "');");
} else {
img.attr("onclick", "javascript:window.AC.viewImage('" + src + "');");
}
}
@Override
protected void onPostExecute(Boolean result) {
isDocBuilding.set(false);
if(isFinishing()) return;
setSupportProgressBarIndeterminateVisibility(false);
if (result) {
if(cacheFile.exists()){
mWeb.loadUrl(Uri.fromFile(cacheFile).toString());
}else
mWeb.loadDataWithBaseURL(getBaseUrl(), mDoc.html(), "text/html", "UTF-8",
null);
if (hasUseMap)
mWeb.getSettings().setLayoutAlgorithm(LayoutAlgorithm.NARROW_COLUMNS);
else
mWeb.getSettings().setLayoutAlgorithm(LayoutAlgorithm.SINGLE_COLUMN);
if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT){
try {
mWeb.getSettings().setLayoutAlgorithm(LayoutAlgorithm.TEXT_AUTOSIZING);
} catch (IllegalArgumentException ignored) {
}
}
}
}
};
/**
* 异步下载图片到缓存目录
*
* @author Yrom
*
*/
private class DownloadImageTask extends AsyncTask<String, Integer, Void> {
int timeoutMs = 3000;
int tryTimes = 3;
@Override
protected Void doInBackground(String... params) {
for (int index = 0; index < params.length; index++) {
String url = params[index];
if (isCancelled()) {
// cancel task on activity destory
// Log.w(TAG, String.format("break download task,[%d/%d]", index+1, params.length));
break;
}
File cache = imageCaches.get(imgUrls.indexOf(url));
if (cache.exists() && cache.canRead()) {
// Log.i(TAG, String.format("already downloaded.[%d/%d]",index+1, params.length));
publishProgress(index);
continue;
} else {
cache.getParentFile().mkdirs();
}
File temp = new File(cache.getAbsolutePath()+".tmp");
InputStream in = null;
OutputStream out = null;
try {
URL parsedUrl = new URL(url);
retry: for (int i = 0; i < tryTimes && !isCancelled(); i++) {
HttpURLConnection connection = Connectivity.openDefaultConnection(parsedUrl, timeoutMs*(1+i/2), (timeoutMs * (2 + i)));
if(temp.exists()){
connection.addRequestProperty("Range", "bytes="+temp.length()+"-");
out = new FileOutputStream(temp,true);
}else
out = new FileOutputStream(temp);
try {
int responseCode = connection.getResponseCode();
if (responseCode == 200 || responseCode == 206) {
in = connection.getInputStream();
FileUtil.copyStream(in, out);
cache.delete();
if(!temp.renameTo(cache)){
Log.w(TAG, "重命名失败"+temp.getName());
}
publishProgress(index);
break retry;
}
} catch (SocketTimeoutException e) {
Log.w(TAG, "retry", e);
}
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (in != null)
in.close();
} catch (IOException ignored) {
}
try {
if (out != null)
out.close();
} catch (IOException ignored) {
}
}
}
return null;
}
@Override
protected void onProgressUpdate(Integer... values) {
if (imgUrls != null) {
String url = imgUrls.get(values[0]);
if (url == null)
return;
StringBuilder jsBuilder = new StringBuilder();
jsBuilder.append("javascript:(function(){")
.append("var images = document.getElementsByTagName(\"img\"); ")
.append("var img = images[").append(values[0]+1).append("];")
.append("img.src = img.getAttribute(\"loc\");")
.append("})()");
evaluateJavascript(jsBuilder.toString(),null);
}
}
@Override
protected void onPostExecute(Void result) {
// 确保所有图片都顺利的显示出来
isDownloaded = true;
evaluateJavascript("javascript:(function(){"
+ "var images = document.getElementsByTagName(\"img\"); "
+ "for(var i=0;i<images.length;i++){"
+ "var imgSrc = images[i].getAttribute(\"loc\"); "
+ "if(imgSrc != null)"
+ "images[i].setAttribute(\"src\",imgSrc);"
+ "}"
+ "})()",
null);
}
}
class ACJSObject {
@android.webkit.JavascriptInterface
public void viewcomment() {
CommentsActivity.start(ArticleActivity.this, mArticle.id);
}
@android.webkit.JavascriptInterface
public void viewImage(String url) {
ImagePagerActivity.startCacheImage(ArticleActivity.this,
(ArrayList<File>) imageCaches,
imgUrls.indexOf(url), aid, title);
}
}
}