package tv.avfun.api;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;
import tv.ac.fun.AcApp;
import tv.ac.fun.BuildConfig;
import tv.ac.fun.R;
import tv.avfun.api.ChannelApi.id;
import tv.avfun.entity.Article;
import tv.avfun.entity.Comment;
import tv.avfun.entity.Contents;
import tv.avfun.entity.VideoInfo;
import tv.avfun.entity.VideoPart;
import tv.avfun.entity.VideoSegment;
import tv.avfun.util.Connectivity;
import tv.avfun.util.DataStore;
import tv.avfun.util.NetWorkUtil;
import tv.avfun.util.StringUtil;
import tv.avfun.util.UserAgent;
import android.text.Html;
import android.text.TextUtils;
import android.util.Log;
import android.util.SparseArray;
public class ApiParser {
/**
* 确保解析失败时，立即重试
*/
private class RetryParse extends Throwable{}
private static final String TAG = ApiParser.class.getSimpleName();
public static List<Contents> getChannelContents(int channelId, String address) throws Exception {
JSONObject jsonObject = Connectivity.getJSONObject(address);
return getChannelContents(channelId,jsonObject);
}
/**
* 获取频道内容。
* @param jsonObject
* @return
* @throws Exception
*/
public static List<Contents> getChannelContents(int channelId,JSONObject jsonObject) throws Exception{
List<Contents> contents = new ArrayList<Contents>();
if(jsonObject == null) return null;
JSONArray jsarray = jsonObject.getJSONArray("contents");
for (int i = 0; i < jsarray.length(); i++) {
JSONObject jobj = (JSONObject) jsarray.get(i);
Contents c = new Contents();
c.setTitle(StringUtil.getSource(jobj.getString("title")));
c.setUsername(jobj.getString("username"));
/* c.setDescription(jobj.getString("description").replace(" ", " ")
.replace("&", "&").replaceAll("\\<.*?>", ""));*/
c.setDescription(jobj.getString("description"));
c.setViews(jobj.getLong("views"));
c.setTitleImg(jobj.getString("titleImg"));
c.setAid(jobj.getString("aid"));
// 好多不知名的东西乱入... 比如 110 84 之类的id
// 由调用者自己决定id
// c.setChannelId(jobj.getInt("channelId"));
c.setChannelId(channelId);
c.setComments(jobj.getInt("comments"));
c.setReleaseDate(jobj.getLong("releaseDate"));
contents.add(c);
}
return contents;
}
/*
* 首页主频道列表
*/
private static Channel[] channels = new Channel[]{
new Channel("动画", id.ANIMATION, R.drawable.title_bg_anim),
new Channel("音乐", id.MUSIC, R.drawable.title_bg_music),
new Channel("娱乐", id.FUN, R.drawable.title_bg_fun),
new Channel("短影", id.VIDEO, R.drawable.title_bg_movie),
new Channel("游戏", id.GAME , R.drawable.title_bg_game),
// new Channel("番剧", id.BANGUMI, R.drawable.title_bg_anim)
};
/**
* 获取首页频道列表 推荐内容
* @param count 每个频道推荐个数
* @param mode 显示模式 1 default, 2 hot list, 3 latest replied
* @return 获取失败，返回null
*/
public static Channel[] getRecommendChannels(int count, String mode) {
if(!NetWorkUtil.isNetworkAvailable(AcApp.context())) return null;
try {
for (int i = 0; i < channels.length; i++) {
Channel c = channels[i];
if("3".equals(mode))
c.contents = getChannelLatestReplied(c.getChannelId(), count);
else if("2".equals(mode))
c.contents = getChannelHotList(c.getChannelId(), count);
else
c.contents = getChannelDefault(c.getChannelId(), count);
if(c.contents == null) return null; // 有一个获取失败直接返回null
}
return channels;
} catch (Exception e) {
if (BuildConfig.DEBUG) {
Log.e(ApiParser.class.getSimpleName(), "获取失败", e);
}
return null;
}
}
public static List<Contents> getChannelDefault(int channelId, int count) throws Exception{
String url = ChannelApi.getDefaultUrl(channelId, count);
return getChannelContents(channelId,url);
}
public static List<Contents> getChannelHotList(int channelId, int count) throws Exception {
String url = ChannelApi.getHotListUrl(channelId, count);
return getChannelContents(channelId,url);
}
public static List<Contents> getChannelLatestReplied(int channelId, int count) throws Exception {
String url = ChannelApi.getLatestRepliedUrl(channelId, count);
return getChannelContents(channelId,url);
}
/**
* reset when getComments(String, int) invoke
*/
public static List<Integer> commentIdList;
public static SparseArray<Comment> getComments(String aid, int page) throws Exception {
String url = "http://www.acfun.tv/comment_list_json.aspx?contentId=" + aid
+ "¤tPage=" + page;
JSONObject jsonObject = Connectivity.getJSONObject(url);
JSONArray commentList = jsonObject.getJSONArray("commentList");
commentsTotalPage = jsonObject.getInt("totalPage");
SparseArray<Comment> comments = null;
if (commentList.length() > 0) {
commentIdList = new ArrayList<Integer>(commentList.length());
for(int i=0 ;i < commentList.length();i++){
commentIdList.add(commentList.getInt(i));
}
comments = new SparseArray<Comment>();
JSONObject commentContentArr = jsonObject.getJSONObject("commentContentArr");
for(Iterator<String> keysIterator = commentContentArr.keys();keysIterator.hasNext();){
String key = keysIterator.next();
JSONObject content = commentContentArr.getJSONObject(key);
Comment comment = new Comment();
comment.cid = content.getInt("cid");
comment.content = content.getString("content");
comment.userName = content.getString("userName");
comment.userID = content.getLong("userID");
comment.postDate = content.getString("postDate");
comment.userImgUrl = content.getString("userImg");
comment.quoteId = content.optInt("quoteId");
comment.count = content.optInt("count");
comments.put(comment.cid,comment);
}
}else{
if(commentIdList != null){
commentIdList.clear();
commentIdList = null;
}
}
return comments;
}
/**
* reset when getComments(String, int) invoke
*/
public static int commentsTotalPage = 1;
public static List<Map<String, Object>> getComment(String aid, int page) throws Exception {
String url = "http://www.acfun.tv/comment_list_json.aspx?contentId=" + aid
+ "¤tPage=" + page;
ArrayList<Map<String, Object>> comments = new ArrayList<Map<String, Object>>();
JSONObject jsonObject = Connectivity.getJSONObject(url);
JSONArray jsonArray = jsonObject.getJSONArray("commentList");
int totalPage = jsonObject.getInt("totalPage");
if (jsonArray.length() > 0) {
JSONObject comjsonobj = (JSONObject) jsonObject.get("commentContentArr");
for (int i = 0; i < jsonArray.length(); i++) {
Map<String, Object> map = new HashMap<String, Object>();
JSONObject contentobj = comjsonobj.getJSONObject("c" + jsonArray.get(i).toString());
map.put("userName", contentobj.getString("userName"));
map.put("content",
contentobj.getString("content").replace(" ", " ")
.replace("&", "&").replaceAll("\\<.*?>", "")
.replaceAll("\\[.*?]", "").replaceFirst("\\s+", ""));
map.put("userImg", contentobj.getString("userImg"));
map.put("totalPage", totalPage);
map.put("postDate", contentobj.getString("postDate"));
map.put("count", contentobj.optString("count"));
map.put("quoteId",contentobj.optInt("quoteId"));
comments.add(map);
}
return comments;
} else {
return comments;
}
}
public static List<Bangumi[]> getBangumiTimeList(int ulIndex){
Document doc =DataStore.getInstance().getHomeCache();
if(doc == null){
doc =Connectivity.getDoc("http://www.acfun.tv", UserAgent.MY_UA);
DataStore.getInstance().saveHomeCache(doc);
}
Log.i(TAG, String.format("get %d list",ulIndex));
return getBangumiTimeList(doc,ulIndex);
}
public static List<Bangumi[]> getBangumiTimeList(Document doc, int ulIndex){
if(doc == null) return null;
Elements ems = doc.getElementsByAttributeValue("id", "bangumi-index");
if(ems == null || ems.size() == 0) {
if(BuildConfig.DEBUG) Log.e("Parser", "获取失败！检查网页连接！");
return null;
}
ems = ems.get(0).getElementsByTag("ul");
if (ulIndex >ems.size())
ulIndex = ems.size();
ems = ems.get(ulIndex).getElementsByTag("li");
ems.remove(ems.size() - 1);
List<Bangumi[]> timelist = new ArrayList<Bangumi[]>();
for (Element element : ems) {
Elements videoems = element.getElementsByClass("title");
Bangumi[] bangumis = new Bangumi[videoems.size()];
for (int i = 0; i < videoems.size(); i++) {
bangumis[i] = new Bangumi();
bangumis[i].title = videoems.get(i).text();
bangumis[i].aid = videoems.get(i).attr("data-aid");
}
timelist.add(bangumis);
}
return timelist;
}
public static VideoInfo getVideoInfoByAid(String aid) throws Exception{
VideoInfo video = new VideoInfo();
video.parts = new ArrayList<VideoPart>();
String url = "http://www.acfun.tv/api/content.aspx?query=" + aid;
JSONObject jsonObject = Connectivity.getJSONObject(url);
// get tags
if(!jsonObject.optBoolean("success"))
return null;
JSONArray tagsArray = jsonObject.getJSONArray("tags");
video.tags = new String[tagsArray.length()];
for(int i=0; i<tagsArray.length();i++){
video.tags[i] = tagsArray.getJSONObject(i).getString("name");
}
// get info
JSONObject info = jsonObject.getJSONObject("info");
video.title = StringUtil.getSource(info.getString("title"));
video.titleImage = info.getString("titleimage");
video.description = info.getString("description");
video.channelId = info.getJSONObject("channel").getInt("channelID");
video.upman = info.getJSONObject("postuser").getString("name");
// statistics Array
JSONArray statisArray = info.getJSONArray("statistics");
video.views = statisArray.getInt(0);
video.comments = statisArray.getInt(1);
// get content array
JSONArray contentArray = jsonObject.getJSONArray("content");
if (Integer.parseInt(aid) > 327496) {
for (int i = 0; i < contentArray.length(); i++) {
VideoPart item = new VideoPart();
JSONObject job = (JSONObject) contentArray.get(i);
String videoContent = job.getString("content"); // content: "[video]425564[/video]"
Matcher matcher = Pattern.compile("\\[video\\](.\\d+)\\[/video\\]", Pattern.CASE_INSENSITIVE).matcher(videoContent);
String contentId = "";
if(matcher.find()) contentId = matcher.group(1);
item.subtitle = Html.fromHtml(job.getString("subtitle")).toString();
// parse vid and type into item
parseVideoItem(contentId, item);
video.parts.add(item);
}
} else {
for (int i = 0; i < contentArray.length(); i++) {
String vid = "";
VideoPart item = new VideoPart();
JSONObject job = (JSONObject) contentArray.get(i);
String ContentStr = job.toString();
//System.out.println(ContentStr);
ContentStr = ContentStr.replace("id='ACFlashPlayer'", "").replace(
"id=\\\"ACFlashPlayer\\\"", "");
//System.out.println(ContentStr);
Pattern p = Pattern.compile("id=(.[0-9a-zA-Z]+)");
Matcher matcher = p.matcher(ContentStr);
if (matcher.find()) {
vid = matcher.group(1);
}
String title = (String) job.get("subtitle");
item.subtitle = Html.fromHtml(title).toString();
item.vid = vid;
item.vtype = parseVideoType(ContentStr);
video.parts.add(item);
}
}
return video;
}
private static void parseVideoItem(String contentId, VideoPart item) throws Exception{
String url = "http://www.acfun.tv/api/player/vids/" + contentId + ".aspx";
JSONObject jsonObject = Connectivity.getJSONObject(url);
item.vtype = jsonObject.getString("vtype");
item.vid = jsonObject.get("vid").toString();
if(AcApp.getParseMode() < 2 && "sina".equals(parseVideoType(item.vtype))){
item.vid = getSinaMp4Vid(item.vid);
}
}
public static final String parseVideoType(String str) {
String Type = "";
if (str.contains("youku")) {
Type = "youku";
}
if (str.contains("sina")) {
Type = "sina";
}
if (str.contains("tudou")) {
Type = "tudou";
}
if (str.contains("qq")) {
Type = "qq";
}
if (Type.equals("video")) {
Type = "sina";
}
if (Type.equals("")) {
Type = "sina";
}
return Type;
}
public static Article getArticle(String aid) throws Exception {
Article article = new Article();
String url = "http://www.acfun.tv/api/content.aspx?query=" + aid;
JSONObject jsonObject = Connectivity.getJSONObject(url);
JSONObject infoobj = jsonObject.getJSONObject("info");
article.setTitle(infoobj.getString("title"));
article.setPosttime(infoobj.getLong("posttime"));
article.setName(infoobj.getJSONObject("postuser").getString("name"));
article.setUid(infoobj.getJSONObject("postuser").get("uid").toString());
article.setId(aid);
JSONArray statistics = infoobj.getJSONArray("statistics");
article.setViews(statistics.getInt(0));
article.setComments(statistics.getInt(1));
article.setStows(statistics.getInt(5));
JSONArray jsonArray = jsonObject.getJSONArray("content");
ArrayList<HashMap<String, String>> contents = new ArrayList<HashMap<String, String>>();
ArrayList<String> imgs = new ArrayList<String>();
for (int i = 0; i < jsonArray.length(); i++) {
HashMap<String, String> map = new HashMap<String, String>();
JSONObject job = jsonArray.getJSONObject(i);
map.put("subtitle", job.getString("subtitle"));
String content = job.getString("content");
map.put("content", content);
String regex = "<img.+?src=[\"|'](.+?)[\"|']";
Pattern pattern = Pattern.compile(regex);
Matcher matcher = pattern.matcher(content);
while (matcher.find()) {
imgs.add(matcher.group(1));
}
contents.add(map);
}
article.setImgUrls(imgs);
article.setContents(contents);
return article;
}
/**
* 获取搜索结果集
*
* @param word
* @param page
* @return 搜索不到或者结果无，返回null
* @throws Exception
*/
public static List<Contents> getSearchContents(String word, int page) throws Exception {
String url = "http://www.acfun.tv/api/search.aspx?query="
+ URLEncoder.encode(word, "utf-8") + "&orderId=0&channelId=0&pageNo=" + page
+ "&pageSize=20";
JSONObject jsonObject = Connectivity.getJSONObject(url);
succeeded = jsonObject.getBoolean("success");
if (!succeeded || (totalcount = jsonObject.getInt("totalcount")) == 0) {
return null;
}
List<Contents> cs = new ArrayList<Contents>();
JSONArray jsonArray = jsonObject.getJSONArray("contents");
for (int i = 0; i < jsonArray.length(); i++) {
JSONObject job = (JSONObject) jsonArray.get(i);
Contents c = new Contents();
c.setAid(job.getString("aid"));
c.setTitle(job.getString("title"));
c.setUsername(job.getString("author"));
c.setViews(job.getLong("views"));
c.setTitleImg(job.getString("titleImg"));
c.setDescription(StringUtil.getSource(job.getString("description")));
c.setChannelId(job.getInt("channelId"));
c.setComments(job.getInt("comments"));
c.setReleaseDate(job.getLong("releaseDate"));
cs.add(c);
}
return cs;
}
private static boolean succeeded = false;
private static int totalcount = 0;
/**
* 获取搜索结果页数，之前需调用{@link #getSearchContents(String,int)}，否则返回值为-1
*
* @return
*/
public static int getCountPage() {
if (!succeeded) {
return -1; // TODO 1?
}
int countpage;
if (totalcount % 20 == 0) {
countpage = totalcount / 20;
} else {
countpage = totalcount / 20 + 1;
}
return countpage;
}
/**
* FIXME 解析似乎有问题！！！
* 解析视频地址 到item中
* @param item
* @param parseMode 0为标清 1高清优先 2 超清优先
*/
public static void parseVideoParts(VideoPart item, int parseMode){
if(item == null || TextUtils.isEmpty(item.vid))
throw new IllegalArgumentException("item or item's vid cannot be null");
if("sina".equals(item.vtype)){
parseSinaVideoItem(item, parseMode);
}else if("youku".equals(item.vtype)){
parseYoukuVideoItem(item, parseMode);
}else if("tudou".equals(item.vtype)){
parseTudouVideoItem(item);
}else if("qq".equals(item.vtype)){
parseQQVideoItem(item);
}
}
private static String getSinaMp4Vid(String vid) throws Exception{
String checkIdUrl = "http://video.sina.com.cn/interface/video_ids/video_ids.php?v="+vid;
JSONObject jsonObj = Connectivity.getJSONObject(checkIdUrl);
if(jsonObj == null) return null;
int ipadVid = jsonObj.getInt("ipad_vid");
if(ipadVid != 0 && ipadVid != Integer.valueOf(vid)) vid = ipadVid+""; // 赋予新Id
return vid;
}
public static void parseSinaVideoItem(VideoPart item, int parseMode){
try {
if(item == null || TextUtils.isEmpty(item.vid))
throw new IllegalArgumentException("item or item's vid cannot be null");
if(BuildConfig.DEBUG) Log.i(TAG, "尝试获取sina :"+item.vid);
// if(parseMode<2){
// item.vid = getSinaMp4Vid(item.vid); // 获取mp4 的vid
// }
// String url = "http://v.iask.com/v_play.php?vid=" + item.vid;
String url = "http://sex.acfun.tv/Home/Sina?app_key=1917945218&vid="+item.vid +"&dtime="+System.currentTimeMillis();
Document doc = Connectivity.getDoc(url, UserAgent.DEFAULT);
if(doc == null)
doc = Connectivity.getDoc("http://v.iask.com/v_play.php?vid=" + item.vid, UserAgent.DEFAULT);
Elements result = doc.getElementsByTag("result");
if(result!= null && result.size()>0) {
String r = result.get(0).text();
if("error".equals(r))
throw new IllegalAccessException();
}
Elements durls = doc.getElementsByTag("durl");
item.segments = new ArrayList<VideoSegment>();
for(int i=0;i<durls.size();i++){
Element durl = durls.get(i);
String duration = durl.getElementsByTag("length").get(0).text();
String text = durl.getElementsByTag("url").get(0).text();
if(BuildConfig.DEBUG)
Log.i("parse sina", "url="+text+"，duration="+duration);
VideoSegment s = new VideoSegment();
s.duration = Long.parseLong(duration);
s.num = i;
s.url = text;
s.stream = s.url; // TODO: get download url
item.segments.add(s);
}
} catch (Exception e) {
if(BuildConfig.DEBUG)
Log.w(TAG, "获取sina视频失败"+item.vid,e);
}
}
public static void parseQQVideoItem(VideoPart item){
if(item == null || TextUtils.isEmpty(item.vid))
throw new IllegalArgumentException("item or item's vid cannot be null");
//vid=84sHlkSh6bE
//String url = "http://video.store.qq.com/"+item.vid+".flv?channel=web&rfc=v0";
String url = "http://vv.video.qq.com/geturl?otype=json&vid="+item.vid;
if(BuildConfig.DEBUG) Log.i(TAG, "尝试获取QQ :"+item.vid);
try {
HttpURLConnection conn = Connectivity.openConnection(url);
if(conn.getResponseCode() == 200){
String raw = DataStore.readData(conn.getInputStream(),"UTF-8");
int start = "QZOutputJson=".length();
int end = raw.lastIndexOf(';');
end = end < 0 ? raw.length():end;
JSONObject jsonObject = new JSONObject(raw.substring(start,end));
JSONArray viArray = jsonObject.getJSONObject("vd").getJSONArray("vi");
item.segments = new ArrayList<VideoSegment>();
for(int i=0;i<viArray.length();i++){
JSONObject vi = viArray.getJSONObject(i);
VideoSegment s = new VideoSegment();
s.duration = (long)(Float.parseFloat(vi.getString("dur"))*1000); // "dur": "6022.36"
s.size = vi.getLong("fs"); // "fs": 452279984
s.num = i;
s.url = vi.getString("url");// "url": "http://vhotwsh.video.qq.com/flv/76/54/84sHlkSh6bE.mp4?vkey=...
s.stream = s.url;
item.segments.add(s);
}
}
} catch (IOException e) {
e.printStackTrace();
} catch (JSONException e) {
e.printStackTrace();
}
}
public static void parseTudouVideoItem(VideoPart item){
if(item == null || TextUtils.isEmpty(item.vid))
throw new IllegalArgumentException("item or item's vid cannot be null");
String url = "http://v2.tudou.com/v?it=" + item.vid;
if(BuildConfig.DEBUG) Log.i(TAG, "尝试获取tudou :"+item.vid);
try {
Elements ems = Connectivity.getElements(url, "f");
item.segments = new ArrayList<VideoSegment>();
String sha1 = "";
for (int i=0;i<ems.size();i++) {
Element em = ems.get(i);
String eSha1 = em.attr("sha1");
if(!sha1.equals(eSha1)){
sha1 = eSha1;
String size = em.attr("size");
if(BuildConfig.DEBUG){
String brt = em.attr("brt");
Log.d(TAG, Integer.parseInt(brt)+"url="+em.text()+",size="+size);
}
VideoSegment s = new VideoSegment();
s.url = em.text();
s.size = Long.parseLong(size);
s.num = i;
s.stream = s.url;
item.segments.add(s);
}
}
} catch (Exception e) {
if(BuildConfig.DEBUG)
Log.w(TAG, "解析视频地址失败"+url,e);
}
}
/**
* FIXME MP4解析似乎有问题
* @param item
* @param parseMode 0为标清 1高清 2 超清如果有的话
*/
public static void parseYoukuVideoItem(VideoPart item, int parseMode){
if(item == null || TextUtils.isEmpty(item.vid))
throw new IllegalArgumentException("item or item's vid cannot be null");
String url = "http://v.youku.com/player/getPlayList/VideoIDS/"+item.vid;
if(BuildConfig.DEBUG) Log.i(TAG, "尝试获取youku :"+item.vid);
try {
JSONObject jsonObject = Connectivity.getJSONObject(url);
if(jsonObject == null) return;
JSONObject data = jsonObject.getJSONArray("data").getJSONObject(0);
Double seed = data.getDouble("seed");
JSONObject fileids = data.getJSONObject("streamfileids");
String seg = null;
String fids = null;
if(parseMode >= 2 && fileids.has("hd2")){
seg = "hd2";
if(BuildConfig.DEBUG) Log.i(TAG, "hd2超清模式");
}else if(parseMode >= 1 && fileids.has("mp4")){
seg = "mp4";
if(BuildConfig.DEBUG) Log.i(TAG, "mp4高清模式");
}else if(fileids.has("flv")){
seg = "flv";
if(BuildConfig.DEBUG) Log.i(TAG, "flv标清模式");
}
fids = fileids.getString(seg);
String realFileid =getFileID(fids, seed);
JSONObject segs = data.getJSONObject("segs");
JSONArray vArray = segs.getJSONArray(seg);
item.segments = new ArrayList<VideoSegment>(vArray.length());
String vPath = seg.equals("mp4")?"mp4":"flv";
for(int i=0;i<vArray.length();i++){
JSONObject part = vArray.getJSONObject(i);
String k = part.getString("k");
String k2 = part.getString("k2");
VideoSegment s = new VideoSegment();
s.duration = (long) (Float.parseFloat(part.getString("seconds"))*1000);
s.num = i;
s.size = part.getLong("size");
String u = "http://f.youku.com/player/getFlvPath/sid/"+System.currentTimeMillis()+"_"+ String.format("%02d", i)+"/st/"+vPath+"/fileid/"+ realFileid.substring(0, 8)+ String.format("%02X", i) + realFileid.substring(10)+"?K="+k+",k2:"+k2;
if(BuildConfig.DEBUG) Log.i(TAG, "url= "+u);
s.url = Connectivity.getRedirectLocation(u, UserAgent.DEFAULT);
s.stream = s.url;
item.segments.add(s);
}
} catch (JSONException e) {
if(BuildConfig.DEBUG)
Log.w(TAG, "解析视频地址失败"+url,e);
}
}
public static String genKey(String key1, String key2) {
int key = Long.valueOf("key1", 16).intValue();
key ^= 0xA55AA5A5;
return "key2" + Long.toHexString(key);
}
public static String getFileIDMixString(double seed) {
StringBuilder mixed = new StringBuilder();
StringBuilder source = new StringBuilder(
"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/\\:._-1234567890");
int index, len = source.length();
for (int i = 0; i < len; ++i) {
seed = (seed * 211 + 30031) % 65536;
index = (int) Math.floor(seed / 65536 * source.length());
mixed.append(source.charAt(index));
source.deleteCharAt(index);
}
return mixed.toString();
}
public static String getFileID(String fileid, double seed) {
String mixed = getFileIDMixString(seed);
String[] ids = fileid.split("\\*");
StringBuilder realId = new StringBuilder();
int idx;
for (int i = 0; i < ids.length; i++) {
idx = Integer.parseInt(ids[i]);
realId.append(mixed.charAt(idx));
}
return realId.toString();
}
public static String genSid() {
int i1 = (int) (1000 + Math.floor(Math.random() * 999));
int i2 = (int) (1000 + Math.floor(Math.random() * 9000));
return System.currentTimeMillis() + "" + i1 + "" + i2;
}
}