Android Open Source - glvideoplayer-android Comment A P I

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Back to project page glvideoplayer-android.

License

The source code is released under:

Apache License

Java Source Code

/**
 * ????//w  ww  .  j  ava2s  . c o  m
 * 
 * @author binzume <kawahira__binzume.net>
 */

package net.binzume.android.nicovideo.webapi;

import java.util.HashMap;
import java.util.LinkedList;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import net.binzume.android.nicovideo.Comment;
import net.binzume.android.nicovideo.NicoSession;
import net.binzume.android.nicovideo.ThreadInfo;
import net.binzume.android.nicovideo.util.HtmlUtil;
import net.binzume.android.nicovideo.util.HttpClient;
import android.util.Log;

public class CommentAPI {

  private static final int MAX_COMMENT = 5000;

  public static ThreadInfo get(NicoSession session, ThreadInfo thread, int leaves, int threshold) throws NotLoginException {
    if (session == null)
      throw new NotLoginException();
    if (thread == null)
      return null;

    HttpClient client = new HttpClient();
    client.setCookie(session.cookie);

    int commentsByLeaf = 100;
    if (commentsByLeaf * leaves > MAX_COMMENT) {
      commentsByLeaf = MAX_COMMENT / leaves + 1;
    }
    String leaveParams = "0-" + leaves + ":" + commentsByLeaf;

    String threadKey = null;
    String force184 = "0";
    if (thread.needsKey) {
      if (!client.get("http://flapi.nicovideo.jp/api/getthreadkey?thread=" + thread.threadId)) {
        return null;
      }
      String tistr = client.getContent();
      HashMap<String, String> info = HtmlUtil.flashVarsToMap(tistr);
      force184 = info.get("force_184");
      threadKey = info.get("threadkey");
    }
    final String postdata;
    long userId = session.userId;
    if (threadKey != null && threadKey.length() > 0) {
      postdata = "<packet><thread thread=\"" + thread.threadId + "\" version=\"20090904\" user_id=\"" + userId + "\" threadkey=\"" + threadKey
          + "\" force_184=\"" + force184 + "\" scores=\"1\"/><thread_leaves thread=\"" + thread.threadId + "\" user_id=\"" + userId
          + "\" threadkey=\"" + threadKey + "\" force_184=\"" + force184 + "\" scores=\"1\">" + leaveParams + "</thread_leaves></packet>";
    } else {
      postdata = "<packet><thread thread=\"" + thread.threadId + "\" version=\"20090904\" user_id=\"" + userId
          + "\" scores=\"1\"/><thread_leaves thread=\"" + thread.threadId + "\" user_id=\"" + userId + "\" scores=\"1\">" + leaveParams
          + "</thread_leaves><thread thread=\"" + thread.threadId + "\" version=\"20061206\" res_from=\"-1000\" fork=\"1\"/></packet>";
    }
    // Log.d("nicoplayer_api", "get comments: " + postdata);

    try {
      client.post(thread.messageServerUrl, postdata);
    } catch (Exception e) {
      return null;
    }
    CharSequence data = client.getCharSequence();

    thread.force184 = "1".equals(force184);

    // fixme...
    {
      Pattern pattern = Pattern.compile("<thread[^>]*? last_res=\"(\\d+)\"");
      Matcher matcher = pattern.matcher(data);
      if (matcher.find()) {
        thread.lastRes = Integer.parseInt(matcher.group(1));
      }
    }
    {
      Pattern pattern = Pattern.compile("<thread[^>]*? ticket=\"(\\w+)\"");
      Matcher matcher = pattern.matcher(data);
      if (matcher.find()) {
        thread.ticket = matcher.group(1);
      }
    }

    LinkedList<Comment> comments = new LinkedList<Comment>();
    try {
      Pattern pattern = Pattern.compile("<chat([^>]*)>([^<]+)</chat>");
      Pattern ptnNo = Pattern.compile("no=\"(\\d+)\"");
      Pattern ptnVpos = Pattern.compile("vpos=\"(\\d+)\"");
      Pattern ptnMail = Pattern.compile("mail=\"([^\"]*)\"");
      Pattern ptnUser = Pattern.compile("user_id=\"([^\"]*)\"");
      Pattern ptnScore = Pattern.compile("score=\"(-?\\d+)\"");

      Matcher matcher = pattern.matcher(data);
      while (matcher.find()) {

        Matcher matcher2 = ptnMail.matcher(matcher.group(1));
        String mail = matcher2.find() ? matcher2.group(1) : "";

        matcher2 = ptnUser.matcher(matcher.group(1));
        String commentUserId = matcher2.find() ? matcher2.group(1) : null;
        
        matcher2 = ptnVpos.matcher(matcher.group(1));
        int vpos = matcher2.find() ? Integer.parseInt(matcher2.group(1)) : 0;

        matcher2 = ptnNo.matcher(matcher.group(1));
        int no = matcher2.find() ? Integer.parseInt(matcher2.group(1)) : 0;
  
        boolean fork = (matcher.group(1).indexOf("fork=\"1\"") >= 0);
        if (!fork && threshold < 0) {
          // comment filter
          // Log.d("CommentAPI", matcher.group(1));
          matcher2 = ptnScore.matcher(matcher.group(1));
          if (matcher2.find() && Integer.parseInt(matcher2.group(1)) < threshold) {
            // Log.d("CommentAPI","filter: " + HtmlUtil.unescape(matcher.group(3)) + " " +  Integer.parseInt(matcher2.group(1)));
            continue;
          }
        }
        String msg = HtmlUtil.unescape(matcher.group(2));
        if (fork && (msg.startsWith("?") || msg.startsWith("@") || msg.startsWith("/"))) {
          Log.d("nicoplayer_api", "skip: " + matcher.group(0));
          continue;
        }
        
        Comment c = new Comment(msg, mail, vpos);
        c.userId = commentUserId;
        c.no = no;
        comments.add(c);
      }
      Log.d("nicoplayer_api", "comments: " + comments.size());
    } catch (OutOfMemoryError e) {
      return null;
    }
    thread.comments = comments;
    return thread;
  }

  public static boolean postComment(NicoSession session, ThreadInfo thread, Comment comment) throws WebApiException {
    if (session == null)
      throw new NotLoginException();
    HttpClient client = new HttpClient();
    client.setCookie(session.cookie);

    String postkey = getPostKey(client, thread.lastRes / 100, thread.threadId);
    Log.d("nicoplayer_api", "postkey: " + postkey);

    String postdata;
    String maildata = (thread.force184 ? "" : "184 ") + HtmlUtil.escape(comment.mail);
    long userId = session.userId;
    postdata = "<chat thread=\"" + thread.threadId + "\" vpos=\"" + comment.vpos + "\" mail=\"" + maildata + "\" ticket=\"" + thread.ticket
        + "\" user_id=\"" + userId + "\" postkey=\"" + postkey + "\" premium=\"" + session.isPremium + "\">" + HtmlUtil.escape(comment.message)
        + "</chat>";

    client.post(thread.messageServerUrl, postdata);

    CharSequence data = client.getCharSequence();
    Pattern pattern = Pattern.compile("<chat_result[^>]*? status=\"0\"");
    Matcher matcher = pattern.matcher(data);
    if (matcher.find()) {
      return true;
    }
    Log.d("nicoplayer_api", "request:" + postdata);
    Log.d("nicoplayer_api", "response:" + data);

    return false;
  }

  private static String getPostKey(HttpClient client, int bn, long threadId) throws WebApiException {
    String res = client.getContent("http://flapi.nicovideo.jp/api/getpostkey/?block_no=" + bn + "&yugi=&thread=" + threadId).toString();

    HashMap<String, String> resmap = HtmlUtil.flashVarsToMap(res);
    return resmap.get("postkey");
  }

}

Java Source Code List

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