Esempio n. 1
0
  @Override
  public void run() {
    /*
    if ( allreadyRunning ) {
    	Log.d(TextTV.TAG,"Already running download thread");
    	activity.InsertNewPage("Busy", 0, false,false);
    	return;
    }
    */

    allreadyRunning = true;

    // Log.d(TextTV.TAG,"Running download thread");

    int PageListIndex = 0;
    PageIsOffline = false;
    OnlinePageFound = false;
    CurrPageNumber = 0;
    int MaxPageNum = 0;
    int MinPageNum = 999;
    // for (PageListIndex = 0; PageListIndex<PageNumber.length; PageListIndex++)
    while (true) {
      if (PageListIndex >= PageNumber.length) {
        // Check if an active page was found
        if (OnlinePageFound) {
          break;
        } else {
          // No active page found
          // Continue searching until online page is found
          // But only if next/prev
          if (Direction != TextTV.DIR_NONE) {
            if (Direction == TextTV.DIR_NEXT) {
              CurrPageNumber = MaxPageNum++;
            } else {
              CurrPageNumber = MinPageNum--;
            }
          } else {
            break;
          }
        }

        // break;
      } else {
        CurrPageNumber = PageNumber[PageListIndex];
      }

      if (PageListIndex > 40) break;

      if (MaxPageNum < CurrPageNumber) MaxPageNum = CurrPageNumber;

      if (MinPageNum > CurrPageNumber) MinPageNum = CurrPageNumber;

      // Log.d(TextTV.TAG,"CurrentPageNumber = " +  CurrPageNumber);

      if (CurrPageNumber < 100) {
        activity.InsertNewPage("Invalid", 0, false, false);
        PageListIndex++;
        continue;
        // break;
      }
      ;

      URL url;
      InputStream urlStream = null;
      // String FeedUrl = "http://svt.se/svttext/tv/pages/" + CurrPageNumber + ".html";
      String FeedUrl = GetChannelURL();

      for (RetryCount = 0; RetryCount < 3; RetryCount++) {
        try {
          url = new URL(FeedUrl);
          urlStream = url.openStream();
          break;
        } catch (MalformedURLException e) {
          urlStream = null;
          Log.e(TextTV.TAG, "Error getting page", e);
        } catch (IOException e) {
          urlStream = null;
          Log.e(TextTV.TAG, "Error getting page", e);
        }
      }
      if (urlStream == null) {
        allreadyRunning = false;
        activity.InsertNewPage("Sidan kunde inte laddas", 0, false, false);
        return;
      }
      byte[] charbuffer = null;
      charbuffer = new byte[8096];
      String pagestr = null;
      try {
        int Size = -1;

        while ((Size = urlStream.read(charbuffer)) != -1) {
          if (pagestr == null) {
            // pagestr = new String(charbuffer,0,Size,"utf-8");
            pagestr = new String(charbuffer, 0, Size, "ISO-8859-1");
            // Log.d(TextTV.TAG,"Added " + Size + " bytes");
          } else {
            // pagestr += new String(charbuffer,0,Size,"utf-8");
            pagestr += new String(charbuffer, 0, Size, "ISO-8859-1");
            // Log.d(TextTV.TAG,"Added another " + Size + " bytes");
          }
        }

        if (pagestr == null) {
          allreadyRunning = false;
          activity.InsertNewPage("Sidan kunde inte laddas", 0, false, false);
          return;
        }

        /*
        //Extract the text
        int PreStart = 0;
        int PreEnd = 0;
        //Find the first pre tag
        PreStart = pagestr.indexOf("<pre");
        //Find the last pre tag
        //PreEnd = pagestr.indexOf("</pre>");
        PreEnd = pagestr.lastIndexOf("</pre>");
        if ((PreStart >= 0) && (PreEnd >= 0))
        {
        	Log.d(TextTV.TAG,"Texttv data for page " + CurrPageNumber+ " found");
        	pagestr = pagestr.substring(PreStart, PreEnd+6);
        }
        else
        {
        	Log.d(TextTV.TAG,"Could not find data for page " + CurrPageNumber+ ". Start = " + PreStart + " End = " + PreEnd);
        	allreadyRunning = false;
        	activity.InsertNewPage("Sidan kunde inte laddas",0, false,false);
        	return;
        }

        pagestr = pagestr.replaceAll("\r\n\r\n", "\r\n");
        pagestr = pagestr.replaceAll("\r\n", "<br>");
        pagestr = pagestr.replaceAll("\n\n", "\n");
        pagestr = pagestr.replaceAll("\n", "<br>");
        pagestr = pagestr.replaceAll("../../images","http://svt.se/svttext/images");
        pagestr += "</body></html>";

        //Check if the page is offline
        if ((pagestr.length() < 100) && (pagestr.indexOf(SvtOfflineStr) >= 0))
        {
        	PageIsOffline = true;

        }
        else
        {
        	PageIsOffline = false;
        	OnlinePageFound = true;
        }

        activity.InsertNewPage(pagestr, CurrPageNumber, PageIsOffline, (Direction == TextTV.DIR_NONE));
        */
        ParsePageStr(pagestr);

        // this.activity.UpdateArray(PodInfo);
      } catch (IOException e) {
        Log.e(TextTV.TAG, "Error getting page", e);
        activity.InsertNewPage("Error", 0, false, false);
      } finally {
        try {
          if (urlStream != null) {
            urlStream.close();
          }
        } catch (IOException e) {
        }
      }

      PageListIndex++;
    }

    // Log.d(TextTV.TAG,"DownloadPageThread completed with no errors");
    allreadyRunning = false;
  }
Esempio n. 2
0
  private void ParsePageStr(String PageStringToParse) {
    switch (this.CurrentChannel) {
      case CHANNEL_SVT:
        // Extract the text
        int PreStart = 0;
        int PreEnd = 0;
        // Find the first pre tag
        PreStart = PageStringToParse.indexOf("<pre");
        // Find the last pre tag
        // PreEnd = pagestr.indexOf("</pre>");
        PreEnd = PageStringToParse.lastIndexOf("</pre>");

        if ((PreStart >= 0) && (PreEnd >= 0)) {
          PageStringToParse = PageStringToParse.substring(PreStart, PreEnd + 6);
        } else {
          allreadyRunning = false;
          activity.InsertNewPage("Sidan kunde inte laddas", 0, false, false);
          return;
        }

        PageStringToParse = PageStringToParse.replaceAll("\r\n\r\n", "\r\n");
        PageStringToParse = PageStringToParse.replaceAll("\r\n", "<br>");
        PageStringToParse = PageStringToParse.replaceAll("\n\n", "\n");
        PageStringToParse = PageStringToParse.replaceAll("\n", "<br>");
        PageStringToParse =
            PageStringToParse.replaceAll("../../images", "http://svt.se/svttext/images");
        PageStringToParse += "</body></html>";
        break;
      case CHANNEL_TV3:
        int MapStart = 0;
        int MapEnd = 0;
        // Find the first map tag
        MapStart = PageStringToParse.indexOf("<map");
        // Find the map end tag
        MapEnd = PageStringToParse.indexOf("</map>");

        if ((MapStart >= 0) && (MapEnd >= 0)) {
          PageStringToParse = PageStringToParse.substring(MapStart, MapEnd + 6);
        } else {
          PageStringToParse = ""; // no map found. Consider it as offline
          break;
        }
        PageStringToParse += "</td></tr></table></body></html>";
        String Header = "";
        Header =
            "<html><head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=iso-8859-1\">";
        Header +=
            "<title></title></head><body bgcolor=\"#000000\" topmargin=\"0\" leftmargin=\"0\" marginwidth=\"0\" marginheight=\"0\">";
        Header +=
            "<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\" width=\"400\" height=\"360\">";
        Header +=
            "<tr><td width=\"400\" height=\"300\" align=\"left\" valign=\"top\" rowspan=\"3\">";
        Header +=
            "<img src=\"http://texttv.tv3.se/texttv/images/" + this.CurrPageNumber + "-01.gif\"";
        // Header += " height=300 width=400 usemap=\"#" + this.CurrPageNumber + "-01\" border=0>";
        Header += " height=300 width=320 usemap=\"#" + this.CurrPageNumber + "-01\" border=0>";

        PageStringToParse = Header + PageStringToParse;

        break;
      case CHANNEL_TV4:
        break;
    }

    // Check if the page is offline
    if (((PageStringToParse.length() < 100) && (PageStringToParse.indexOf(SvtOfflineStr) >= 0))
        || (PageStringToParse.length() == 0)) {

      PageIsOffline = true;

    } else {
      PageIsOffline = false;
      OnlinePageFound = true;
    }

    activity.InsertNewPage(
        PageStringToParse, CurrPageNumber, PageIsOffline, (Direction == TextTV.DIR_NONE));
  }