//css_reference "core.dll";
//css_reference "Databases.dll";
//css_reference "utils.dll";

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Net;
using System.Collections;
using System.Web;
using System.Text.RegularExpressions;
using MediaPortal.Util;

class Grabber : MediaPortal.Video.Database.IIMDBScriptGrabber
{
  public Grabber()
    {
    }
  void MediaPortal.Video.Database.IIMDBScriptGrabber.FindFilm(string strSearch, int iLimit, ArrayList elements)
  {
    int iCount = 0;
    string strTitle;
    try
    {
      string absoluteUri;
      string strURL = "http://www.edb.co.il/Find.php?q=" + strSearch;
      string strBody = GetPage(strURL, "windows-1255", out absoluteUri);
      
      int iStartOfMovieList = strBody.IndexOf("כותרים נפוצים");
      
        if (iStartOfMovieList < 0)
        {
          return;
        }

      int iEndOfMovieList = strBody.IndexOf("</div><br />", iStartOfMovieList);

      if (iEndOfMovieList < 0)
      {
        iEndOfMovieList = strBody.Length;
      }
      
      strBody = strBody.Substring(iStartOfMovieList, iEndOfMovieList - iStartOfMovieList);
      
      while ((true) && (iCount < iLimit))
      {
        ////<A HREF="/Title?0167261">Lord of the Rings: The Two Towers, The (2002)</A>
        int iAHREF = strBody.IndexOf("<a href=");
        if (iAHREF >= 0)
        {
          int iEndAHREF = strBody.IndexOf("</a>");
          if (iEndAHREF >= 0)
          {
            iAHREF += "<a href=.".Length;
            string strAHRef = strBody.Substring(iAHREF, iEndAHREF - iAHREF);
            int iURL = strAHRef.IndexOf(">");
            if (iURL > 0)
            {
              strTitle = "";
              strURL = strAHRef.Substring(0, iURL);
              if (strURL[strURL.Length - 1] == '\'')
                strURL = strURL.Substring(0, strURL.Length - 1);

              iURL+="<span style='direction: rtl;'>".Length + 1;
              int iURLEnd = strAHRef.IndexOf("</span>", iURL);
              if (iURLEnd > 0)
              {
                strTitle = strAHRef.Substring(iURL, iURLEnd - iURL);
                iURLEnd = strAHRef.IndexOf("(", iURLEnd);
                if (iURLEnd > 0)
                {
                	iURL = iURLEnd;
                	iURLEnd = strAHRef.IndexOf(")", iURLEnd);
                	if (iURLEnd > 0)
                	{
                		strTitle+= " " + strAHRef.Substring(iURL, iURLEnd - iURL + 1);
                	}
                }
			  }
              else
                strTitle = strAHRef.Substring(iURL);
			  
              strURL = String.Format("http://www.edb.co.il{0}", strURL);
              
              HTMLUtil htmlUtil = new HTMLUtil();
              htmlUtil.ConvertHTMLToAnsi(strTitle, out strTitle);

              int endTagLength = "</a>".Length;
              int posNextTag = strBody.IndexOf("<", iEndAHREF + endTagLength);
              if (posNextTag > 0)
              {
                string strSub = strBody.Substring(iEndAHREF + endTagLength, posNextTag - (iEndAHREF + endTagLength));
                strTitle += strSub;
              }
              
              // to avoid including of &nbsp; 
              if ((strTitle.IndexOf("\n") < 0) && (strTitle.IndexOf("&nbsp;") < 0))
              {
                MediaPortal.Video.Database.IMDB.IMDBUrl url = new MediaPortal.Video.Database.IMDB.IMDBUrl(strURL, strTitle + " - מתוך edb.co.il", "edb_co_il");
                elements.Add(url);
              }
              iCount++;
            }
            if (iEndAHREF + 1 >= strBody.Length)
              break;
            iStartOfMovieList = iEndAHREF + 1;
            strBody = strBody.Substring(iEndAHREF + 1);
          }
          else
          {
            break;
          }
        }
        else
        {
          break;
        }
      }
    }
    catch (Exception ex)
    {
      MediaPortal.GUI.Library.Log.Error("exception for edb lookup of {0} err:{1} stack:{2}",strSearch, ex.Message, ex.StackTrace);
    }
  }

  bool MediaPortal.Video.Database.IIMDBScriptGrabber.GetDetails(MediaPortal.Video.Database.IMDB.IMDBUrl url, ref MediaPortal.Video.Database.IMDBMovie movieDetails)
  {
    try
    {

      int iStart = 0;
      int iEnd = 0;
      movieDetails.Reset();
      // add databaseinfo
      // may add an another grabber  
      movieDetails.Database = "edb_co_il";

      string strAbsURL;
      string strBody = GetPage(url.URL, "windows-1255", out strAbsURL);
      if (strBody == null || strBody.Length == 0)
        return false;

	  // IMDBNumber
      int iPos = strAbsURL.IndexOf("/titles/");
      if (iPos > 0)
      {
        iPos += "/titles/".Length;
        movieDetails.IMDBNumber = strAbsURL.Substring(iPos);
        int pos = movieDetails.IMDBNumber.IndexOf("/");
        if (pos > 0)
          movieDetails.IMDBNumber = movieDetails.IMDBNumber.Substring(0, pos);
      }

	  // Title
      url.Title = url.Title.Trim();
      iEnd = url.Title.IndexOf("(");
      if (iEnd >= 0)
      {
      	int yearEnd = url.Title.IndexOf(")");
      	if (yearEnd >= 0)
      	{
      		try
      		{
      			movieDetails.Year = int.Parse(url.Title.Substring(iEnd+1, yearEnd - iEnd - 1));
      		}
      		catch (Exception)
      		{
      		}
      	}
        movieDetails.Title = url.Title.Substring(0, iEnd);
      }
      else
        movieDetails.Title = url.Title;

	  string RegTitleBlock = "<p class='ph1_title'.*>(.*)</p>";
	  Match titleBlock = Regex.Match(strBody, RegTitleBlock);
      if (titleBlock.Success)
      {
        // I used the MPARating string as a subtitle (because it appears in the mediaportal below the title)
      	movieDetails.MPARating = movieDetails.Title.Trim();
      	movieDetails.PlotOutline = movieDetails.Title.Trim();
      	
      	movieDetails.Title = titleBlock.Groups[1].Value;
      }
      else
      {
      	movieDetails.Title = movieDetails.Title.Trim();
      	movieDetails.PlotOutline = movieDetails.Title.Trim();
      }
      
      movieDetails.TagLine = "";
      
      // Plot
      String PLOT_START="<div class='fieldtitle'>עלילה</div>";
      String PLOT_END="</div>";
      int plotPos = strBody.IndexOf(PLOT_START);
      if (plotPos >= 0)
      {
      	plotPos+=PLOT_START.Length;
      	int plotEndPos = strBody.IndexOf(PLOT_END, plotPos);
      	if (plotEndPos >= 0)
      	{
      		movieDetails.Plot = strBody.Substring(plotPos, plotEndPos - plotPos).Trim().Replace("<div>","").Replace("<br />","\n").Replace("\\'","\"");
      	}
      }
      
      // Votes
      String VOTE_REG = "alt='(\\d*) גולשים דירגו: (\\d\\.?\\d*) כוכבים' />";
      Match voteBlock = Regex.Match(strBody, VOTE_REG);
      if (voteBlock.Success)
      {
        movieDetails.Votes = voteBlock.Groups[1].Value;
        try
        {
        	movieDetails.Rating = float.Parse(voteBlock.Groups[2].Value);
        }
        catch (Exception ex2)
        {
        	MediaPortal.GUI.Library.Log.Error("exception for edb lookup of {0} err:{1} stack:{2}", url.URL, ex2.Message, ex2.StackTrace);
        }	
      }
      
      // Runtime
      String RUNTIME_REG= "<p><span class='fieldname'>זמן ריצה:</span> (\\d*) דקות.</p>";
      Match runtimeBlock = Regex.Match(strBody, RUNTIME_REG);
      if (runtimeBlock.Success)
      {
        try
        {
        	movieDetails.RunTime = int.Parse(runtimeBlock.Groups[1].Value);
        }
        catch (Exception ex3)
        {
        	MediaPortal.GUI.Library.Log.Error("exception for edb lookup of {0} err:{1} stack:{2}", url.URL, ex3.Message, ex3.StackTrace);
        }	
      }
      
      // Genres
      String GENRE_START="<p><span class='fieldname'>ז'אנר:</span>";
      String GENRE_INSTANCE_START="<a href='/movies/browse.php?genre=";
      String GENRE_INSTANCE_END="'>";
      String GENRE_END="</p>";
      int genrePos = strBody.IndexOf(GENRE_START);
      if (genrePos >= 0)
      {
	      genrePos+=GENRE_START.Length;
	      int genreEndPos = strBody.IndexOf(GENRE_END, genrePos);
	      if (genreEndPos >= 0)
	      {
	      	String genreString = strBody.Substring(genrePos, genreEndPos - genrePos + 1);
	      	
	      	genrePos =  genreString.IndexOf(GENRE_INSTANCE_START);
	      	movieDetails.Genre = "";
	      	while (genrePos >= 0)
	      	{
	      		genrePos+=GENRE_INSTANCE_START.Length;
	      		genreEndPos = genreString.IndexOf(GENRE_INSTANCE_END, genrePos);
	      		if (genreEndPos >= 0)
	      		{
	      			String genre = genreString.Substring(genrePos, genreEndPos - genrePos);
	      			movieDetails.Genre+=genre;
	      		}
	      		genrePos = genreString.IndexOf(GENRE_INSTANCE_START, genrePos);
	      		if (genrePos >= 0) 
	      		{
	      			movieDetails.Genre+=" / ";
	      		}
		    }
	      }	     
      }
      
      // Actors
      String ACTOR_START="<div class='fieldtitle'>צוות שחקנים</div>";
      String ACTOR_INSTANCE_START="<a href='/people/";
      String ACTOR_INSTANCE_START2="/'>";
      String ACTOR_INSTANCE_END="</a>";
      String AS_START="....";
      String AS_END="</td>";
      String ACTOR_END="</table>";
      int actorPos = strBody.IndexOf(ACTOR_START);
      if (actorPos >= 0)
      {
	      actorPos+=ACTOR_START.Length;
	      int actorEndPos = strBody.IndexOf(ACTOR_END, actorPos);
	      if (actorEndPos >= 0)
	      {
	      	String actorString = strBody.Substring(actorPos, actorEndPos - actorPos + 1);
	      	actorPos =  actorString.IndexOf(ACTOR_INSTANCE_START);
	      	movieDetails.Cast = "";
	      	while (actorPos >= 0)
	      	{
	      		actorPos+=ACTOR_INSTANCE_START.Length;
	      		actorPos =  actorString.IndexOf(ACTOR_INSTANCE_START2, actorPos);
	      		if (actorPos >= 0)
	      		{
	      			actorPos+=ACTOR_INSTANCE_START2.Length;
		      		actorEndPos = actorString.IndexOf(ACTOR_INSTANCE_END, actorPos);
		      		if (actorEndPos >= 0)
		      		{
		      			String actor = actorString.Substring(actorPos, actorEndPos - actorPos);
		      			movieDetails.Cast+=actor;
		      			int asPos = actorString.IndexOf(AS_START, actorPos);
		      			if (asPos >= 0)
		      			{
		      				asPos+=AS_START.Length;
		      				int asEndPos = actorString.IndexOf(AS_END, asPos);
		      				if (asEndPos >= 0)
		      				{
		      					String asStr = actorString.Substring(asPos, asEndPos - asPos).Trim();
		      					movieDetails.Cast+=" as "+asStr;
		      				}
		      			}
		      		}
		      		actorPos = actorString.IndexOf(ACTOR_INSTANCE_START, actorPos);
		      		if (actorPos >= 0) 
		      		{
		      			movieDetails.Cast+="\n";
		      		}
	      		}
		    }
	      }	
      }
	      
      // Director
      String DIRECTOR_START="<div class='columnfields_right'>בימוי</div>";
      String DIRECTOR_END="</div>";
      
      int directorPos = strBody.IndexOf(DIRECTOR_START);
      if (directorPos >= 0)
      {
      	directorPos+=DIRECTOR_START.Length;
      	int directorEndPos = strBody.IndexOf(DIRECTOR_END, directorPos);
      	if (directorEndPos >= 0)
      	{
      		String directorLine = strBody.Substring(directorPos, directorEndPos - directorPos);
      		
	      	String DIRECTOR_REG= "<a href=\"/people/pp\\d*/\">(.*)</a>";
	      	Match directorBlock = Regex.Match(directorLine, DIRECTOR_REG);
	      	movieDetails.Director = "";
	      	while (directorBlock.Success)
	      	{
	        	movieDetails.Director+= directorBlock.Groups[1].Value;
	        	directorBlock = directorBlock.NextMatch();
	        	if (directorBlock.Success)
	        	{
	        		movieDetails.Director+=", ";
	        	}
	      	}
      	}
      }
      
      // WritingCredits
      String WRITER_START="<div class='columnfields_right'>תסריט</div>";
      String WRITER_END="</div>";
      
      int writerPos = strBody.IndexOf(WRITER_START);
      if (writerPos >= 0)
      {
      	writerPos+=WRITER_START.Length;
      	int writerEndPos = strBody.IndexOf(WRITER_END, writerPos);
      	if (writerEndPos >= 0)
      	{
      		String writerLine = strBody.Substring(writerPos, writerEndPos - writerPos);
     		
	      	String WRITER_REG= "<a href=\"/people/pp\\d*/\">(.*)</a>";
	      	Match writerBlock = Regex.Match(writerLine, WRITER_REG);
	      	movieDetails.WritingCredits = "";
	      	while (writerBlock.Success)
	      	{
	        	movieDetails.WritingCredits+= writerBlock.Groups[1].Value;
	        	writerBlock = writerBlock.NextMatch();
	        	if (writerBlock.Success)
	        	{
	        		movieDetails.WritingCredits+=", ";
	        	}
	      	}
      	}
      }
      
      return true;
    }
    catch (Exception ex)
    {
      MediaPortal.GUI.Library.Log.Error("exception for edb lookup of {0} err:{1} stack:{2}", url.URL, ex.Message, ex.StackTrace);
    }
    return false;
  }

  string MediaPortal.Video.Database.IIMDBScriptGrabber.GetName()
  {
    return "EDB";
  }
 
  string MediaPortal.Video.Database.IIMDBScriptGrabber.GetLanguage()
  {
    return "Hebrew";
  }

  private string GetPage(string strURL, string strEncode, out string absoluteUri)
  {
    string strBody = "";
    absoluteUri = String.Empty;
    Stream ReceiveStream = null;
    StreamReader sr = null;
    WebResponse result = null;
    try
    {
      // Make the Webrequest
      //Log.Info("EDB: get page:{0}", strURL);
      WebRequest req = WebRequest.Create(strURL);

      result = req.GetResponse();
      ReceiveStream = result.GetResponseStream();

      // Encoding: depends on selected page
      Encoding encode = System.Text.Encoding.GetEncoding(strEncode);
      sr = new StreamReader(ReceiveStream, encode);
      strBody = sr.ReadToEnd();

      absoluteUri = result.ResponseUri.AbsoluteUri;
    }
    catch (Exception)
    {
      //Log.Error("Error retreiving WebPage: {0} Encoding:{1} err:{2} stack:{3}", strURL, strEncode, ex.Message, ex.StackTrace);
    }
    finally
    {
      if (sr != null)
      {
        try
        {
          sr.Close();
        }
        catch (Exception)
        {
        }
      }
      if (ReceiveStream != null)
      {
        try
        {
          ReceiveStream.Close();
        }
        catch (Exception)
        {
        }
      }
      if (result != null)
      {
        try
        {
          result.Close();
        }
        catch (Exception)
        {
        }
      }
    }
    return strBody;
  } // END GetPage()
  string ParseAHREFIMDB(string strBody, int iahref, string strURL)
  {
    int iStart = strBody.IndexOf("<a href=\"", iahref);
    if (iStart < 0)
      iStart = strBody.IndexOf("<A HREF=\"", iahref);
    if (iStart < 0)
      return "";

    int iEnd = strBody.IndexOf("</a>", iStart);
    if (iEnd < 0)
      iEnd = strBody.IndexOf("</A>", iStart);
    if (iEnd < 0)
      return "";

    iStart += "<a href=\"".Length;
    int iSep = strBody.IndexOf(">", iStart);
    string strurl = strBody.Substring(iStart, (iSep - iStart) - 1);
    iSep++;
    string strTitle = strBody.Substring(iSep, iEnd - iSep);
    strTitle = MediaPortal.Util.Utils.stripHTMLtags(strTitle);
    HTMLUtil htmlUtil = new HTMLUtil();
    htmlUtil.ConvertHTMLToAnsi(strTitle, out strTitle);
    strTitle = strTitle.Trim();
    return strTitle.Trim();

  }
  string ParseGenresIMDB(string strBody, int iGenre, string url)
  {
    string strTmp;
    string strTitle = "";
    string strHRef = strBody.Substring(iGenre);
    int iSlash = strHRef.IndexOf(" / ");
    int iEnd = 0;
    int iStart = 0;
    if (iSlash >= 0)
    {
      int iRealEnd = strHRef.IndexOf(">more<");
      if (iRealEnd < 0)
        iRealEnd = strHRef.IndexOf("</div>");
      while (iSlash < iRealEnd)
      {
        iStart = iEnd + 2;
        iEnd = iSlash;
        int iLen = iEnd - iStart;
        if (iLen < 0)
          break;
        strTmp = strHRef.Substring(iStart, iLen);
        strTitle = strTitle + ParseAHREFIMDB(strTmp, 0, "") + " / ";

        iSlash = strHRef.IndexOf(" / ", iEnd + 2);
        if (iSlash < 0)
          iSlash = iRealEnd;
      }
    }
    // last genre
    iEnd += 2;
    strTmp = strHRef.Substring(iEnd);
    strTitle = strTitle + ParseAHREFIMDB(strTmp, 0, "");
    HTMLUtil htmlUtil = new HTMLUtil();
    htmlUtil.ConvertHTMLToAnsi(strTitle, out strTitle);

    return strTitle;
  }

}