/*
Copyright (C) 2004-2008 Christian Wieninger

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html

The author can be reached at cwieninger@gmx.de

The project's page is at http://winni.vdr-developer.org/epgsearch
*/

#include <vector>
#include "epgsearchext.h"
#include "epgsearchcfg.h"
#include "epgsearchcats.h"
#include "epgsearchtools.h"
#include <vdr/tools.h>
#include "menu_searchresults.h"
#include "menu_dirselect.h" 
#include "changrp.h"
#include "menu_search.h" 
#include "menu_searchedit.h" 
#include "menu_recsdone.h" 
#include "searchtimer_thread.h"
#include "timer_thread.h"
#include "uservars.h"
#include "blacklist.h"
#include <math.h>
#ifdef HAVE_PCREPOSIX
#include <pcreposix.h>
#else
#include <regex.h>
#endif

cSearchExts SearchExts;
cSearchExts SearchTemplates;
extern bool updateForced;

#define MAX_SUBTITLE_LENGTH 40

// -- cSearchExt -----------------------------------------------------------------
char *cSearchExt::buffer = NULL;

cSearchExt::cSearchExt(void)
{
   ID = -1;
   *search = 0;
   options = 1;
   useTime = false;
   startTime = 0000;
   stopTime = 2359;
   useChannel = false;
   channelMin = Channels.GetByNumber(cDevice::CurrentChannel());
   channelMax = Channels.GetByNumber(cDevice::CurrentChannel());
   channelGroup = NULL; 
   useCase = false;
   mode = 0;
   useTitle = true;
   useSubtitle = true;
   useDescription = true;
   useDuration = false;
   minDuration = 0;
   maxDuration = 2359;
   useAsSearchTimer = false;
   useDayOfWeek = false;
   DayOfWeek = 0;
   buffer = NULL;
   *directory = 0;
   useEpisode = 0;
   Priority = EPGSearchConfig.DefPriority;
   Lifetime = EPGSearchConfig.DefLifetime;
   MarginStart = EPGSearchConfig.DefMarginStart;
   MarginStop = EPGSearchConfig.DefMarginStop;
   useVPS = false;
   action = searchTimerActionRecord;
   useExtEPGInfo = false;
   catvalues = (char**) malloc(SearchExtCats.Count() * sizeof(char*));
   cSearchExtCat *SearchExtCat = SearchExtCats.First();
   int index = 0;
   while (SearchExtCat) 
   {
      catvalues[index] = (char*)malloc(MaxFileName);
      *catvalues[index] = 0;
      SearchExtCat = SearchExtCats.Next(SearchExtCat);
      index++;
   }
   avoidRepeats = 0;
   compareTitle = 1;
   compareSubtitle = 1;
   compareSummary = 1;
   allowedRepeats = 0;
   catvaluesAvoidRepeat = 0;
   repeatsWithinDays = 0;
   delAfterDays = 0;
   recordingsKeep = 0;
   switchMinsBefore = 1;
   pauseOnNrRecordings = 0;
   blacklistMode = blacklistsNo; // no blacklists
   blacklists.Clear();
   fuzzyTolerance = 1;
   useInFavorites = 0;
   menuTemplate = 0;
   delMode = 0;
   delAfterCountRecs = 0;
   delAfterDaysOfFirstRec = 0;
   useAsSearchTimerFrom = 0;
   useAsSearchTimerTil = 0;
   ignoreMissingEPGCats = 0;
   unmuteSoundOnSwitch = 0;
}

cSearchExt::~cSearchExt(void)
{
   if (buffer) {
      free(buffer);
      buffer = NULL;
   }

   if (catvalues)
   {
      cSearchExtCat *SearchExtCat = SearchExtCats.First();
      int index = 0;
      while (SearchExtCat && index < (int)(sizeof(catvalues)/sizeof(char*))) 
      {
         free(catvalues[index]);
         SearchExtCat = SearchExtCats.Next(SearchExtCat);
         index++;
      }
      free(catvalues);
      catvalues = NULL;
   }
}

cSearchExt& cSearchExt::operator= (const cSearchExt &SearchExt)
{
   CopyFromTemplate(&SearchExt);
   ID = SearchExt.ID;
   strcpy(search, SearchExt.search);
   catvalues = (char**) malloc(SearchExtCats.Count() * sizeof(char*));
   cSearchExtCat *SearchExtCat = SearchExtCats.First();
   int index = 0;
   while (SearchExtCat) 
   {
      catvalues[index] = (char*)malloc(MaxFileName);
      *catvalues[index] = 0;
      strcpy(catvalues[index], SearchExt.catvalues[index]);
      SearchExtCat = SearchExtCats.Next(SearchExtCat);
      index++;
   }

   return *this;
}

void cSearchExt::CopyFromTemplate(const cSearchExt* templ)
{
   options = templ->options;
   useTime = templ->useTime;
   startTime = templ->startTime;
   stopTime = templ->stopTime;
   useChannel = templ->useChannel;
   useCase = templ->useCase;
   mode = templ->mode;
   useTitle = templ->useTitle;
   useSubtitle = templ->useSubtitle;
   useDescription = templ->useDescription;
   useDuration = templ->useDuration;
   minDuration = templ->minDuration;
   maxDuration = templ->maxDuration;
   useAsSearchTimer = templ->useAsSearchTimer;
   useDayOfWeek = templ->useDayOfWeek;
   DayOfWeek = templ->DayOfWeek;
   useEpisode = templ->useEpisode;
   strcpy(directory, templ->directory);
   Priority = templ->Priority;
   Lifetime = templ->Lifetime;
   MarginStart = templ->MarginStart;
   MarginStop = templ->MarginStop;
   useVPS = templ->useVPS;
   action = templ->action;
   useExtEPGInfo = templ->useExtEPGInfo;
   switchMinsBefore = templ->switchMinsBefore;
   pauseOnNrRecordings = templ->pauseOnNrRecordings;

   cSearchExtCat *SearchExtCat = SearchExtCats.First();
   int index = 0;
   while (SearchExtCat) 
   {
      strcpy(catvalues[index], templ->catvalues[index]);
      SearchExtCat = SearchExtCats.Next(SearchExtCat);
      index++;
   }
  
   channelMin = templ->channelMin;
   channelMax = templ->channelMax;
   if (channelGroup)
   {
      free(channelGroup);
      channelGroup = NULL;
   }
   if (templ->channelGroup)
      channelGroup = strdup(templ->channelGroup);
   avoidRepeats = templ->avoidRepeats;
   compareTitle = templ->compareTitle;
   compareSubtitle = templ->compareSubtitle;
   compareSummary = templ->compareSummary;
   allowedRepeats = templ->allowedRepeats;
   catvaluesAvoidRepeat = templ->catvaluesAvoidRepeat;
   repeatsWithinDays = templ->repeatsWithinDays;
   delAfterDays = templ->delAfterDays;
   recordingsKeep = templ->recordingsKeep;
   blacklistMode = templ->blacklistMode;
   blacklists.Clear();
   cBlacklistObject* blacklistObj = templ->blacklists.First();
   while(blacklistObj)
   {
      blacklists.Add(new cBlacklistObject(blacklistObj->blacklist));
      blacklistObj = templ->blacklists.Next(blacklistObj);
   }
   fuzzyTolerance = templ->fuzzyTolerance;
   useInFavorites = templ->useInFavorites;
   menuTemplate = templ->menuTemplate;
   delMode = templ->delMode;
   delAfterCountRecs = templ->delAfterCountRecs;
   delAfterDaysOfFirstRec = templ->delAfterDaysOfFirstRec;
   useAsSearchTimerFrom = templ->useAsSearchTimerFrom;
   useAsSearchTimerTil = templ->useAsSearchTimerTil;
   ignoreMissingEPGCats = templ->ignoreMissingEPGCats;
   unmuteSoundOnSwitch = templ->unmuteSoundOnSwitch;
}

bool cSearchExt::operator< (const cListObject &ListObject)
{
   cSearchExt *SE = (cSearchExt *)&ListObject;
   return strcasecmp(search, SE->search) < 0;
}

const char *cSearchExt::ToText()
{
   char tmp_Start[5] = "";
   char tmp_Stop[5] = "";
   char tmp_minDuration[5] = "";
   char tmp_maxDuration[5] = "";
   cString tmp_chanSel;
   char* tmp_search = NULL;
   char* tmp_directory = NULL;
   char* tmp_catvalues = NULL;
   char* tmp_blacklists = NULL;

   free(buffer);
   tmp_search = strdup(search);
   while(strstr(tmp_search, "|"))
      tmp_search = strreplace(tmp_search, "|", "!^pipe^!"); // ugly: replace a pipe with something, 
                                                            // that should not happen to be part of a search string
   tmp_directory = strdup(directory);
   while(strstr(tmp_directory, "|"))
      tmp_directory = strreplace(tmp_directory, "|", "!^pipe^!"); // ugly: replace a pipe with something, 
   // that should not happen to be part of a search string

   strreplace(tmp_search, ':', '|');
   strreplace(tmp_directory, ':', '|');

   if (useTime)
   {
      sprintf(tmp_Start, "%04d", startTime);
      sprintf(tmp_Stop, "%04d", stopTime);
   }
   if (useDuration)
   {
      sprintf(tmp_minDuration, "%04d", minDuration);
      sprintf(tmp_maxDuration, "%04d", maxDuration);
   }

   if (useChannel==1)
   {
      if (channelMin->Number() < channelMax->Number())
	tmp_chanSel = cString::sprintf("%s|%s", CHANNELSTRING(channelMin), CHANNELSTRING(channelMax));
      else
	tmp_chanSel = cString(CHANNELSTRING(channelMin));
   }
   if (useChannel==2)
   {
      int channelGroupNr = ChannelGroups.GetIndex(channelGroup);
      if (channelGroupNr == -1)
      {
         LogFile.eSysLog("channel group '%s' does not exist!", channelGroup);
         useChannel = 0;
      }
      else
	tmp_chanSel = cString(channelGroup);
   }

   if (useExtEPGInfo)
   {
      cSearchExtCat *SearchExtCat = SearchExtCats.First();
      int index = 0;
      while (SearchExtCat) 
      {
         char* catvalue = NULL;
         msprintf(&catvalue, "%s", catvalues[index]);
         while(strstr(catvalue, ":"))
            catvalue = strreplace(catvalue, ":", "!^colon^!"); // ugly: replace with something, that should not happen to be part ofa category value
         while(strstr(catvalue, "|"))
            catvalue = strreplace(catvalue, "|", "!^pipe^!"); // ugly: replace with something, that should not happen to be part of a regular expression 

         if (index == 0)
            msprintf(&tmp_catvalues, "%d#%s", SearchExtCat->id, catvalue);
         else
         {
            char* temp = tmp_catvalues;	      
            msprintf(&tmp_catvalues, "%s|%d#%s", tmp_catvalues, SearchExtCat->id, catvalue);
            free(temp);
         }
         SearchExtCat = SearchExtCats.Next(SearchExtCat);	 
         index++;
         free(catvalue);
      }      
   }

   if (blacklistMode == blacklistsSelection && blacklists.Count() > 0)
   {
      cBlacklistObject *blacklistObj = blacklists.First();
      int index = 0;
      while (blacklistObj) 
      {
         if (index == 0)
            msprintf(&tmp_blacklists, "%d", blacklistObj->blacklist->ID);
         else
         {
            char* temp = tmp_blacklists;	      
            msprintf(&tmp_blacklists, "%s|%d", tmp_blacklists, blacklistObj->blacklist->ID);
            free(temp);
         }
         blacklistObj = blacklists.Next(blacklistObj);	 
         index++;
      }      
   }

   msprintf(&buffer, "%d:%s:%d:%s:%s:%d:%s:%d:%d:%d:%d:%d:%d:%s:%s:%d:%d:%d:%d:%s:%d:%d:%d:%d:%d:%d:%d:%s:%d:%d:%d:%d:%d:%ld:%d:%d:%d:%d:%d:%d:%s:%d:%d:%d:%d:%d:%d:%ld:%ld:%d:%d",
            ID,
            tmp_search,
            useTime,
            tmp_Start,
            tmp_Stop,
            useChannel,
            (useChannel>0 && useChannel<3)?*tmp_chanSel:"0",
            useCase,
            mode,
            useTitle,
            useSubtitle,
            useDescription,
            useDuration,
            tmp_minDuration,
            tmp_maxDuration,
            useAsSearchTimer,
            useDayOfWeek,
            DayOfWeek,
            useEpisode,
            tmp_directory,
            Priority,
            Lifetime,
            MarginStart,
            MarginStop,
            useVPS,
            action,
            useExtEPGInfo,
            useExtEPGInfo?tmp_catvalues:"",
            avoidRepeats,
            allowedRepeats,
            compareTitle,
            compareSubtitle,
            compareSummary,
            catvaluesAvoidRepeat,
            repeatsWithinDays,
            delAfterDays,
            recordingsKeep,
            switchMinsBefore,
            pauseOnNrRecordings,
            blacklistMode,
            blacklists.Count()>0?tmp_blacklists:"",
            fuzzyTolerance,
            useInFavorites,
            menuTemplate,
            delMode,
            delAfterCountRecs,
            delAfterDaysOfFirstRec,
	    useAsSearchTimerFrom,
	    useAsSearchTimerTil,
	    ignoreMissingEPGCats, 
	    unmuteSoundOnSwitch);

   if (tmp_search) free(tmp_search);
   if (tmp_directory) free(tmp_directory);
   if (tmp_catvalues) free(tmp_catvalues);
   if (tmp_blacklists) free(tmp_blacklists);

   return buffer;
}

bool cSearchExt::Parse(const char *s)
{
   char *line;
   char *pos;
   char *pos_next;
   int parameter = 1;
   int valuelen; 
   char value[MaxFileName];
   bool disableSearchtimer = false;
  
   *directory = 0;
   *search = 0;

   pos = line = strdup(s);
   pos_next = pos + strlen(pos);
   if (*pos_next == '\n') *pos_next = 0;
   while (*pos) {
      while (*pos == ' ') pos++;
      if (*pos) {
         if (*pos != ':') {
            pos_next = strchr(pos, ':');
            if (!pos_next)
               pos_next = pos + strlen(pos);
            valuelen = pos_next - pos + 1;
            if (valuelen > MaxFileName) valuelen = MaxFileName;
            strn0cpy(value, pos, valuelen);
            pos = pos_next;
            switch (parameter) {
               case 1:  
                  if (!isnumber(value)) return false;
                  ID = atoi(value);
                  break;
               case 2:  strcpy(search, value);
                  break;
               case 3:  useTime = atoi(value);
                  break;
               case 4:  startTime = atoi(value);
                  break;
               case 5:  stopTime = atoi(value);
                  break;
               case 6:  useChannel = atoi(value);
                  break;
               case 7:  
                  if (useChannel == 0)
                  {
                     channelMin = NULL;
                     channelMax = NULL;
                  }
                  else if (useChannel == 1)
                  {
                     int minNum=0, maxNum=0;
                     int fields = sscanf(value, "%d-%d", &minNum, &maxNum);
                     if (fields == 0) // stored with ID
                     {
                        char *channelMinbuffer = NULL;
                        char *channelMaxbuffer = NULL;
                        int channels = sscanf(value, "%a[^|]|%a[^|]", &channelMinbuffer, &channelMaxbuffer);
                        channelMin = Channels.GetByChannelID(tChannelID::FromString(channelMinbuffer), true, true);
                        if (!channelMin) 
                        {
                           LogFile.eSysLog("ERROR: channel '%s' not defined", channelMinbuffer);
                           channelMin = channelMax = NULL;
                           disableSearchtimer = true;
                           useChannel = 0;
                        }
                        if (channels == 1)
                           channelMax = channelMin;
                        else
                        {
                           channelMax = Channels.GetByChannelID(tChannelID::FromString(channelMaxbuffer), true, true);
                           if (!channelMax) 
                           {
                              LogFile.eSysLog("ERROR: channel '%s' not defined", channelMaxbuffer);
                              channelMin = channelMax = NULL;
                              disableSearchtimer = true;
                              useChannel = 0;
                           }
                        }
                        free(channelMinbuffer);
                        free(channelMaxbuffer);
                     }
                  }
                  else if (useChannel == 2)
                     channelGroup = strdup(value);
                  break;
               case 8:  useCase = atoi(value);
                  break;
               case 9:  mode = atoi(value);
                  break;
               case 10: useTitle = atoi(value);
                  break;
               case 11: useSubtitle = atoi(value);
                  break;
               case 12: useDescription = atoi(value);
                  break;
               case 13: useDuration = atoi(value);
                  break;
               case 14: minDuration = atoi(value);
                  break;
               case 15: maxDuration = atoi(value);
                  break;
               case 16: useAsSearchTimer = atoi(value);
                  break;
               case 17: useDayOfWeek = atoi(value);
                  break;
               case 18: DayOfWeek = atoi(value);
                  break;
               case 19: useEpisode = atoi(value);
                  break;
               case 20:  strcpy(directory, value);
                  break;
               case 21: Priority = atoi(value);
                  break;
               case 22: Lifetime = atoi(value);
                  break;
               case 23: MarginStart = atoi(value);
                  break;
               case 24: MarginStop = atoi(value);
                  break;
               case 25: useVPS = atoi(value);
                  break;
               case 26: action = atoi(value);
                  break;
               case 27: useExtEPGInfo = atoi(value);
                  break;
               case 28: 
                  if (!ParseExtEPGValues(value))
                  {
                     LogFile.eSysLog("ERROR reading ext. EPG values - 1");
                     free(line);
                     return false;
                  }
                  break;
               case 29: avoidRepeats = atoi(value);
                  break;
               case 30: allowedRepeats = atoi(value);
                  break;
               case 31: compareTitle = atoi(value);
                  break;
               case 32: compareSubtitle = atoi(value);
                  break;
               case 33: compareSummary = atoi(value);
                  break;
               case 34: catvaluesAvoidRepeat = atol(value);
                  break;
               case 35: repeatsWithinDays = atoi(value);
                  break;
               case 36: delAfterDays = atoi(value);
                  break;
               case 37:  recordingsKeep = atoi(value);
                  break;
               case 38: switchMinsBefore = atoi(value);
                  break;
               case 39: pauseOnNrRecordings = atoi(value);
                  break;
               case 40: blacklistMode = atoi(value);
                  break;
               case 41: 
                  if (blacklistMode == blacklistsSelection && !ParseBlacklistIDs(value))
                  {
                     LogFile.eSysLog("ERROR parsing blacklist IDs");
                     free(line);
                     return false;
                  }
                  break;		
               case 42: fuzzyTolerance = atoi(value);
                  break;
               case 43: useInFavorites = atoi(value);
                  break;
               case 44: menuTemplate = atoi(value);
                  break;
               case 45: delMode = atoi(value);
                  break;
               case 46: delAfterCountRecs = atoi(value);
                  break;
               case 47: delAfterDaysOfFirstRec = atoi(value);
                  break;
	    case 48:
	      useAsSearchTimerFrom = atol(value);
	      break;
	    case 49:
	      useAsSearchTimerTil = atol(value);
	      break;
	    case 50:
	      ignoreMissingEPGCats = atoi(value);
	      break;
	    case 51:
	      unmuteSoundOnSwitch = atoi(value);
	      break;
            } //switch
         }
         parameter++;
      }
      if (*pos) pos++;
   } //while

   strreplace(directory, '|', ':');
   strreplace(search, '|', ':');
   while(strstr(search, "!^pipe^!"))
      strreplace(search, "!^pipe^!", "|");
   while(strstr(directory, "!^pipe^!"))
      strreplace(directory, "!^pipe^!", "|");

   if (disableSearchtimer && useAsSearchTimer)
   {
      useAsSearchTimer = false;
      LogFile.Log(1, "search timer '%s' disabled", search);
   }

   free(line);
   return (parameter >= 11) ? true : false;
}

char* cSearchExt::BuildFile(const cEvent* pEvent) const
{
   char* file = NULL;
    
   if (!pEvent)
      return file;
    
   const char *Subtitle = pEvent ? pEvent->ShortText() : NULL;
   char SubtitleBuffer[MAX_SUBTITLE_LENGTH];
   if (isempty(Subtitle))
   {
      sprintf(SubtitleBuffer, "%s-%s", GETDATESTRING(pEvent), GETTIMESTRING(pEvent));
      Subtitle = SubtitleBuffer;
   }
   else if (strlen(Subtitle) > MAX_SUBTITLE_LENGTH) 
   {
      strn0cpy(SubtitleBuffer, Subtitle, MAX_SUBTITLE_LENGTH);
      Subtitle = SubtitleBuffer;
   }

   if (useEpisode)
   {
     cString pFile = cString::sprintf("%s~%s", pEvent->Title(), Subtitle);
     if (file) free(file);
     file = strdup(pFile);
   }
   else if (pEvent->Title())
     file = strdup(pEvent->Title());

   if (!isempty(directory))
   {
      char* pFile = NULL;

      cVarExpr varExprDir(directory);
      if (!varExprDir.DependsOnVar("%title%", pEvent) && !varExprDir.DependsOnVar("%subtitle%", pEvent))
         msprintf(&pFile, "%s~%s", directory, file?file:"");
      else
         // ignore existing title and subtitle in file if already used as variables in directory
         msprintf(&pFile, "%s", directory);

      // parse the epxression and evaluate it
      cVarExpr varExprFile(pFile);
      if (pFile) free(pFile);
      pFile = strdup(varExprFile.Evaluate(pEvent).c_str());

      cVarExpr varExprSearchFile(pFile);
      if (pFile) free(pFile);
      pFile = strdup(varExprSearchFile.Evaluate(this).c_str());

      if (file) free(file);
      file = strdup(pFile);
      free(pFile);
   }    
// replace some special chars
   if (file)
   {
      while(strstr(file, "|")) file = strreplace(file, "|", "!^pipe^!");
      while(strstr(file, ":")) file = strreplace(file, ':', '|');
      while(strstr(file, " ~")) file = strreplace(file, " ~", "~");
      while(strstr(file, "~ ")) file = strreplace(file, "~ ", "~");
   }
   return file;
}

bool cSearchExt::ParseBlacklistIDs(const char *s)
{
   char *line;
   char *pos;
   char *pos_next;
   int valuelen; 
   char value[MaxFileName];

   cMutexLock BlacklistLock(&Blacklists);
   blacklists.Clear();

   pos = line = strdup(s);
   pos_next = pos + strlen(pos);
   if (*pos_next == '\n') *pos_next = 0;
   while (*pos) {
      while (*pos == ' ') pos++;
      if (*pos) {
         if (*pos != '|') {
            pos_next = strchr(pos, '|');
            if (!pos_next)
               pos_next = pos + strlen(pos);
            valuelen = pos_next - pos + 1;
            if (valuelen > MaxFileName) valuelen = MaxFileName;
            strn0cpy(value, pos, valuelen);
            pos = pos_next;
            cBlacklist* blacklist = Blacklists.GetBlacklistFromID(atoi(value));
            if (!blacklist)
               LogFile.eSysLog("blacklist ID %s missing, will be skipped", value);
            else
               blacklists.Add(new cBlacklistObject(blacklist));
         }
      }
      if (*pos) pos++;
   } //while

   free(line);
   return true;
}

bool cSearchExt::ParseExtEPGValues(const char *s)
{
   char *line;
   char *pos;
   char *pos_next;
   int valuelen; 
   char value[MaxFileName];

   pos = line = strdup(s);
   pos_next = pos + strlen(pos);
   if (*pos_next == '\n') *pos_next = 0;
   while (*pos) {
      while (*pos == ' ') pos++;
      if (*pos) {
         if (*pos != '|') {
            pos_next = strchr(pos, '|');
            if (!pos_next)
               pos_next = pos + strlen(pos);
            valuelen = pos_next - pos + 1;
            if (valuelen > MaxFileName) valuelen = MaxFileName;
            strn0cpy(value, pos, valuelen);
            pos = pos_next;
            if (!ParseExtEPGEntry(value))
            {
               LogFile.eSysLog("ERROR reading ext. EPG value: %s", value);
               free(line);
               return false;
            }
         }
      }
      if (*pos) pos++;
   } //while

   free(line);
   return true;
}

bool cSearchExt::ParseExtEPGEntry(const char *s)
{
   char *line;
   char *pos;
   char *pos_next;
   int parameter = 1;
   int valuelen; 
   char value[MaxFileName];
   int currentid = -1;

   pos = line = strdup(s);
   pos_next = pos + strlen(pos);
   if (*pos_next == '\n') *pos_next = 0;
   while (*pos) {
      while (*pos == ' ') pos++;
      if (*pos) {
         if (*pos != '#') {
            pos_next = strchr(pos, '#');
            if (!pos_next)
               pos_next = pos + strlen(pos);
            valuelen = pos_next - pos + 1;
            if (valuelen > MaxFileName) valuelen = MaxFileName;
            strn0cpy(value, pos, valuelen);
            pos = pos_next;
            switch (parameter) {
               case 1:  
               {
                  currentid = atoi(value);
                  int index = SearchExtCats.GetIndexFromID(currentid);
                  if (index > -1 && index < SearchExtCats.Count())
                     strcpy(catvalues[index], "");
               }
               break;
               case 2:  
                  if (currentid > -1)
                  {
                     int index = SearchExtCats.GetIndexFromID(currentid);
                     if (index > -1 && index < SearchExtCats.Count())
                     {
                        while(strstr(value, "!^colon^!"))
                           strreplace(value, "!^colon^!", ":");
                        while(strstr(value, "!^pipe^!"))
                           strreplace(value, "!^pipe^!", "|");
                        strcpy(catvalues[index], value);
                     }
                  }
                  break;
            } //switch
         }
         parameter++;
      }
      if (*pos) pos++;
   } //while

   free(line);
   return (parameter >= 2) ? true : false;
}

bool cSearchExt::Save(FILE *f)
{
   return fprintf(f, "%s\n", ToText()) > 0;
}

cEvent * cSearchExt::GetEventBySearchExt(const cSchedule *schedules, const cEvent *Start, bool inspectTimerMargin) 
{
   if (!schedules) return NULL;

   cEvent *pe = NULL;
   cEvent *p1 = NULL;

   const cList<cEvent>* Events = schedules->Events();
   if (Start)
      p1 = Events->Next(Start);
   else
      p1 = Events->First();

   time_t tNow=time(NULL);
   char* szTest = NULL;
   char* searchText = strdup(search);

   int searchStart = 0, searchStop = 0;
   if (useTime)
   {
      searchStart = startTime;
      searchStop = stopTime;
      if (searchStop < searchStart)
         searchStop += 2400;
   }
   int minSearchDuration = 0;
   int maxSearchDuration = 0;
   if (useDuration)
   {
      minSearchDuration = minDuration/100*60 + minDuration%100;
      maxSearchDuration = maxDuration/100*60 + maxDuration%100;
   }

   if (!useCase)
      ToLower(searchText);

   for (cEvent *p = p1; p; p = Events->Next(p))
   {
      if(!p) 
      {
         break;
      }

      if (szTest)
      {
         free(szTest);
         szTest = NULL;
      }

      // ignore events without title
      if (!p->Title() || !*p->Title())
         continue;
        
      msprintf(&szTest, "%s%s%s%s%s", (useTitle?(p->Title()?p->Title():""):""), (useSubtitle||useDescription)?"~":"",
               (useSubtitle?(p->ShortText()?p->ShortText():""):""),useDescription?"~":"",
               (useDescription?(p->Description()?p->Description():""):""));     
	
      if (tNow < p->EndTime() + (inspectTimerMargin?(MarginStop * 60):0)) 
      {	    
         if (!useCase)
            ToLower(szTest);
	
         if (useTime)
         {
            time_t tEvent = p->StartTime();
            struct tm tmEvent;
            localtime_r(&tEvent, &tmEvent);
	    
            int eventStart = tmEvent.tm_hour*100 + tmEvent.tm_min;	
            int eventStart2 = eventStart + 2400;	
            if ((eventStart < searchStart || eventStart > searchStop) &&
                (eventStart2 < searchStart || eventStart2 > searchStop))
               continue;
	    
            if (useDayOfWeek)
            {
               if (DayOfWeek >= 0)
               {
                  if (( DayOfWeek != tmEvent.tm_wday || (DayOfWeek == tmEvent.tm_wday && eventStart < searchStart)) &&
                      (!((DayOfWeek+1)%7 == tmEvent.tm_wday && eventStart2 < searchStop)))
                     continue;
               }
               else
               {
                  int iFound = 0;
                  for(int i=0; i<7; i++)
                  {
                     if ((abs(DayOfWeek) & (int)pow(2,i)) && ((i == tmEvent.tm_wday && eventStart >= searchStart) ||
                                                              ((i+1)%7 == tmEvent.tm_wday && eventStart2 < searchStop)))
                     {
                        iFound = 1;
                        break;
                     }
                  }
                  if (!iFound)
                     continue;
               }
            }
         }
         if (useDuration)
         {
            int duration = p->Duration()/60;
            if (minSearchDuration > duration || maxSearchDuration < duration)
               continue;
         }

         if (!useTime && useDayOfWeek)
         {
            time_t tEvent = p->StartTime();
            struct tm tmEvent;
            tm tm = *localtime_r(&tEvent, &tmEvent);
            if (DayOfWeek >= 0 && DayOfWeek != tmEvent.tm_wday)
               continue;
            if (DayOfWeek < 0)
            {	      
               int iFound = 0;
               for(int i=0; i<7; i++)
                  if (abs(DayOfWeek) & (int)pow(2,i) && i == tmEvent.tm_wday)
                  {
                     iFound = 1;
                     break;
                  }
               if (!iFound)
                  continue;
            }
         }

         if (*szTest)
         {
            if (!MatchesSearchMode(szTest, searchText, mode," ,;|~", fuzzyTolerance))
               continue;
         }

         if (useExtEPGInfo && !MatchesExtEPGInfo(p))
            continue;
         pe=p;
         break;
      }
   }
   if (szTest)
      free(szTest);
   free(searchText);
   return pe;
}

// returns a pointer array to the matching search results
cSearchResults* cSearchExt::Run(int PayTVMode, bool inspectTimerMargin, int evalLimitMins, cSearchResults* pPrevResults, bool suppressRepeatCheck)
{
   LogFile.Log(3,"start search for search timer '%s'", search);

   cSchedulesLock schedulesLock;
   const cSchedules *schedules;
   schedules = cSchedules::Schedules(schedulesLock);
   if(!schedules) {
      LogFile.Log(1,"schedules are currently locked! try again later.");
      return NULL;
   }

   bool noPayTV = false;
   if (PayTVMode == -1) // use search's setting
      noPayTV = (useChannel == 3);
   else
      noPayTV = (PayTVMode == 1);

   time_t tNow=time(NULL);
   const cSchedule *Schedule = schedules->First();
   cSearchResults* pSearchResults = pPrevResults;
   cSearchResults* pBlacklistResults = GetBlacklistEvents(inspectTimerMargin?MarginStop:0);
    
   int counter = 0;
   while (Schedule) {
      cChannel* channel = Channels.GetByChannelID(Schedule->ChannelID(),true,true);
      if (!channel)
      {
         Schedule = (const cSchedule *)schedules->Next(Schedule);
         continue;
      }
	
      if (useChannel == 1 && channelMin && channelMax)
      {
         if (channelMin->Number() > channel->Number() || channelMax->Number() < channel->Number())
         {
            Schedule = (const cSchedule *)schedules->Next(Schedule);
            continue;
         }
      }
      if (useChannel == 2 && channelGroup)
      {
         cChannelGroup* group = ChannelGroups.GetGroupByName(channelGroup);
         if (!group || !group->ChannelInGroup(channel))
         {
            Schedule = (const cSchedule *)schedules->Next(Schedule);
            continue;
         }
      }
	
      if (useChannel == 3 && noPayTV)
      {
         if (channel->Ca() >= CA_ENCRYPTED_MIN)
         {
            Schedule = (const cSchedule *)schedules->Next(Schedule);
            continue;
         }
      }

      if (noPayTV) // no paytv
      {
         if (channel->Ca() >= CA_ENCRYPTED_MIN)
         {
            Schedule = (const cSchedule *)schedules->Next(Schedule);
            continue;
         }
      }       

      const cEvent *pPrevEvent = NULL;
      do {
         const cEvent* event = GetEventBySearchExt(Schedule, pPrevEvent,inspectTimerMargin);
         pPrevEvent = event;
         if (evalLimitMins && event) // limit evaluation to now + limit
         {
            if (tNow + evalLimitMins*60 <= event->EndTime())
               break;
         }
         if (event && Channels.GetByChannelID(event->ChannelID(),true,true))
         {
            if (pBlacklistResults && pBlacklistResults->Lookup(event))
            {		    
               LogFile.Log(3,"skip '%s~%s' (%s - %s, channel %d): matches blacklist", event->Title()?event->Title():"no title", event->ShortText()?event->ShortText():"no subtitle", GETDATESTRING(event), GETTIMESTRING(event), ChannelNrFromEvent(event));
               continue;
            }
            if (!pSearchResults) pSearchResults = new cSearchResults;
            pSearchResults->Add(new cSearchResult(event, this));
            counter++;
         }
      } while(pPrevEvent);
      Schedule = (const cSchedule *)schedules->Next(Schedule);
   }
   LogFile.Log(3,"found %d event(s) for search timer '%s'", counter, search);

   if (pBlacklistResults) delete pBlacklistResults;

   if (useAsSearchTimer && avoidRepeats && pSearchResults && !suppressRepeatCheck)
   {
      pSearchResults->SortBy(CompareEventTime); // sort before checking repeats to make sure the first event is selected
      CheckRepeatTimers(pSearchResults);
   }

   return pSearchResults;
}

cSearchResults* cSearchExt::GetBlacklistEvents(int MarginStop)
{
   if (blacklistMode == blacklistsNo) return NULL;

   cMutexLock BlacklistLock(&Blacklists);
   cSearchResults* blacklistEvents = NULL; 
   if (blacklistMode == blacklistsAll)
   {
      cBlacklist* tmpblacklist = Blacklists.First();
      while(tmpblacklist)
      {
         blacklistEvents = tmpblacklist->Run(blacklistEvents, MarginStop);
         tmpblacklist = Blacklists.Next(tmpblacklist);
      }
   }
   if (blacklistMode == blacklistsSelection)
   {
      cBlacklistObject* tmpblacklistObj = blacklists.First();
      while(tmpblacklistObj)
      {
         blacklistEvents = tmpblacklistObj->blacklist->Run(blacklistEvents, MarginStop);
         tmpblacklistObj = blacklists.Next(tmpblacklistObj);
      }
   }
   return blacklistEvents;
     
}

void cSearchExt::CheckRepeatTimers(cSearchResults* pResults)
{
   if (!pResults)
      return;
   if (avoidRepeats == 0)
      return;

   LogFile.Log(2,"analysing repeats for search timer '%s'...", search);
   if (action == searchTimerActionAnnounceOnly)
   {
      LogFile.Log(3,"search timer set to 'announce only', so skip all");
      return;
   }
   
   cSearchResult* pResultObj = NULL;
   for (pResultObj = pResults->First(); pResultObj; pResultObj = pResults->Next(pResultObj))
   {
      if (action == searchTimerActionAnnounceOnly) // only announce if there is no timer for the event
      {
         pResultObj->needsTimer = false; 		
         continue;
      }
      
      const cEvent* pEvent = pResultObj->event;
      // check if this event was already recorded
      int records = 0;
      cRecDone* firstRec = NULL;
      LogFile.Log(3,"get count recordings");
      records = RecsDone.GetCountRecordings(pEvent, this, &firstRec);
      LogFile.Log(3,"recordings: %d", records);	
      
      if (records > allowedRepeats) // already recorded
      {
         LogFile.Log(3,"skip '%s~%s' (%s - %s, channel %d): already recorded %d equal event(s)", pEvent->Title()?pEvent->Title():"no title", pEvent->ShortText()?pEvent->ShortText():"no subtitle", GETDATESTRING(pEvent), GETTIMESTRING(pEvent), ChannelNrFromEvent(pEvent), records);
         pResultObj->needsTimer = false; // first asume we need no timer
         continue;
      }
      
      int plannedTimers = 0;
      LogFile.Log(3,"get planned recordings");
      cSearchResult* pFirstResultMatching = NULL;
      // check other results, if they are already planned for equal events
      for (cSearchResult* pResultObjP = pResults->First(); pResultObjP; pResultObjP = pResults->Next(pResultObjP))
      {
         if (pResultObj == pResultObjP) break;
         
         const cEvent* pEventP = pResultObjP->event;
         if (!pEventP) continue;
         
         if (!pResultObjP->needsTimer) continue;
         
         if (EventsMatch(pEvent, pEventP, compareTitle, compareSubtitle, compareSummary, catvaluesAvoidRepeat))
         {
            if (!pFirstResultMatching) pFirstResultMatching = pResultObjP;
            plannedTimers++;
         }
      }
      LogFile.Log(3,"planned: %d", plannedTimers);
      
      if (plannedTimers + records > allowedRepeats)
      {
         LogFile.Log(3,"skip '%s~%s' (%s - %s, channel %d): events planned(%d), recorded(%d), allowed(%d)", pEvent->Title()?pEvent->Title():"no title", pEvent->ShortText()?pEvent->ShortText():"no subtitle", GETDATESTRING(pEvent), GETTIMESTRING(pEvent), ChannelNrFromEvent(pEvent), plannedTimers, records, allowedRepeats);
         pResultObj->needsTimer = false; 		
         continue;
      }
      else if (allowedRepeats > 0 && repeatsWithinDays > 0) // if we only allow repeats with in a given range
      {
         if (firstRec) // already recorded, check for allowed repeat within days
         {
            if (firstRec->startTime > pEvent->StartTime() - pEvent->Duration()) // no repeat
            {
               LogFile.Log(3,"skip '%s~%s' (%s - %s, channel %d); no repeat for event already recorded at %s, channel %d", pEvent->Title()?pEvent->Title():"no title", pEvent->ShortText()?pEvent->ShortText():"no subtitle", GETDATESTRING(pEvent), GETTIMESTRING(pEvent), ChannelNrFromEvent(pEvent), DAYDATETIME(firstRec->startTime), firstRec->ChannelNr());
               pResultObj->needsTimer = false; 		
               continue;
            }
            int daysFromFirstRec = int(double((pEvent->StartTime() - firstRec->startTime)) / (60*60*24) + 0.5);
            if (daysFromFirstRec  > repeatsWithinDays)
            {
               LogFile.Log(3,"skip '%s~%s' (%s - %s, channel %d); first recording at %s is %d days before, limit is %d days", pEvent->Title()?pEvent->Title():"no title", pEvent->ShortText()?pEvent->ShortText():"no subtitle", GETDATESTRING(pEvent), GETTIMESTRING(pEvent), ChannelNrFromEvent(pEvent), DAYDATETIME(firstRec->startTime),daysFromFirstRec, repeatsWithinDays);
               pResultObj->needsTimer = false; 		
               continue;
            }
         }
         if (plannedTimers > 0 && pFirstResultMatching)
         {
            const cEvent* pFirst = pFirstResultMatching->event;
            if (pFirst->StartTime() > pEvent->StartTime() - pEvent->Duration()) // no repeat
            {
               LogFile.Log(3,"skip '%s~%s' (%s - %s, channel %d); no repeat for event already recorded at %s - %s, channel %d", pEvent->Title()?pEvent->Title():"no title", pEvent->ShortText()?pEvent->ShortText():"no subtitle", GETDATESTRING(pEvent), GETTIMESTRING(pEvent), ChannelNrFromEvent(pEvent), GETDATESTRING(pFirst), GETTIMESTRING(pFirst), ChannelNrFromEvent(pFirst));
               pResultObj->needsTimer = false; 		
               continue;
            }
            
            int daysBetween = int(double((pEvent->StartTime() - pFirst->StartTime())) / (60*60*24) + 0.5);
            if (daysBetween  > repeatsWithinDays)
            {
               LogFile.Log(3,"skip '%s~%s' (%s - %s, channel %d); first event '%s~%s' (%s - %s) is %d days before, limit is %d days", pEvent->Title()?pEvent->Title():"no title", pEvent->ShortText()?pEvent->ShortText():"no subtitle", GETDATESTRING(pEvent), GETTIMESTRING(pEvent), ChannelNrFromEvent(pEvent), GETDATESTRING(pFirst), GETTIMESTRING(pFirst),daysBetween, repeatsWithinDays);
               pResultObj->needsTimer = false; 		
               continue;
            }
         }
      }
      bool dummy;
      cTimer* timer = cSearchTimerThread::GetTimer(this, pEvent, dummy);
      if (timer && !timer->HasFlags(tfActive))
      {
         LogFile.Log(3,"skip '%s~%s' (%s - %s, channel %d), existing timer disabled", pEvent->Title()?pEvent->Title():"no title", pEvent->ShortText()?pEvent->ShortText():"no subtitle", GETDATESTRING(pEvent), GETTIMESTRING(pEvent), ChannelNrFromEvent(pEvent));
         pResultObj->needsTimer = false; 		
         continue;
      }
      else
         LogFile.Log(3,"*** planning event '%s~%s' (%s - %s, channel %d) for recording", pEvent->Title()?pEvent->Title():"no title", pEvent->ShortText()?pEvent->ShortText():"no subtitle", GETDATESTRING(pEvent), GETTIMESTRING(pEvent), ChannelNrFromEvent(pEvent));
   }
   int needsTimer = 0;
   for (pResultObj = pResults->First(); pResultObj; pResultObj = pResults->Next(pResultObj))
      if (pResultObj->needsTimer) needsTimer++;
   
   LogFile.Log(2,"%d/%d events need a timer for search timer '%s'", needsTimer, pResults->Count(), search);
}

void cSearchExt::CheckExistingRecordings(cSearchResults* pResults)
{
   if (!pResults)
      return;

   LogFile.Log(3,"analysing existing recordings for search timer '%s'...", search);

   // how many recordings do we already have?
   int num = GetCountRecordings();
    
   cSearchResult* pResultObj = NULL;
   int remain = pauseOnNrRecordings - num;
   for (pResultObj = pResults->First(); pResultObj; pResultObj = pResults->Next(pResultObj), remain--)
   {
      if (!pResultObj->needsTimer) 
	{
	  remain++;
	  continue; // maybe already disabled because of done feature
	}
      pResultObj->needsTimer = (remain > 0); 		
      if (remain <= 0)	    
      {
         const cEvent* pEvent = pResultObj->event;
         LogFile.Log(3,"skip '%s~%s' (%s - %s, channel %d): only %d recordings are allowed", pEvent->Title()?pEvent->Title():"no title", pEvent->ShortText()?pEvent->ShortText():"no subtitle", GETDATESTRING(pEvent), GETTIMESTRING(pEvent), ChannelNrFromEvent(pEvent), pauseOnNrRecordings);
      }
   }
}

bool cSearchExt::MatchesExtEPGInfo(const cEvent* e)
{
   if (!e || !e->Description())
      return false;
   cSearchExtCat* SearchExtCat = SearchExtCats.First();
   while (SearchExtCat) 
   {
      char* value = NULL;
      int index = SearchExtCats.GetIndexFromID(SearchExtCat->id);
      if (index > -1)
         value = catvalues[index];
      if (value && SearchExtCat->searchmode >= 10 && atol(value) == 0) // numerical value != 0 ?
	value = NULL;
      if (value && *value)
      {
         char* testvalue = GetExtEPGValue(e, SearchExtCat);
         if (!testvalue)
	   return (ignoreMissingEPGCats?true:false);

         // compare not case sensitive
         char* valueLower = strdup(value);
         ToLower(valueLower);
         ToLower(testvalue);
         if (!MatchesSearchMode(testvalue, valueLower, SearchExtCat->searchmode, ",;|~", fuzzyTolerance))
         {
            free(testvalue);
            free(valueLower);
            return false;
         }
         free(testvalue);
         free(valueLower);
      }
      SearchExtCat = SearchExtCats.Next(SearchExtCat);
   }
   return true;
}

void cSearchExt::OnOffTimers(bool bOn)
{
   for (cTimer *ti = Timers.First(); ti; ti = Timers.Next(ti)) 
   {
      if (((!bOn && ti->HasFlags(tfActive)) || (bOn && !ti->HasFlags(tfActive))) && TriggeredFromSearchTimerID(ti) == ID)
         ti->OnOff();
   }
   Timers.SetModified();
}

void cSearchExt::DeleteAllTimers()
{
   cList<cTimerObj> DelTimers;
   cTimer *ti = Timers.First();
   while(ti)
   {
      if (!ti->Recording() && TriggeredFromSearchTimerID(ti) == ID)
      {
         cTimer* tiNext = Timers.Next(ti);
         LogFile.iSysLog("deleting timer %s", *ti->ToDescr());
         Timers.Del(ti);
         Timers.SetModified();
         ti = tiNext;
      }	
      else
         ti = Timers.Next(ti);
   };
}

cTimerObjList* cSearchExt::GetTimerList(cTimerObjList* timerList)
{
   if (!timerList)
      timerList = new cTimerObjList;
 
   for (cTimer *ti = Timers.First(); ti; ti = Timers.Next(ti)) 
   {
      if (TriggeredFromSearchTimerID(ti) == ID)
      {
         // check if already in list
         bool found = false;
         for (cTimerObj *tObj = timerList->First(); tObj; tObj = timerList->Next(tObj)) 
         {
            if (tObj->timer == ti)
            {
               found = true;
               break;
            }
         }
         if (!found)
            timerList->Add(new cTimerObj(ti));
      }
   }
   return timerList;
}

// counts the currently existent recordings triggered by this search timer
int cSearchExt::GetCountRecordings()
{
   int countRecs = 0;

   for (cRecording *recording = Recordings.First(); recording; recording = Recordings.Next(recording)) 
   {
      if (recording->IsEdited()) continue; // ignore recordings edited
      if (!recording->Info()) continue;
      char* searchID = GetAuxValue(recording, "s-id");

      if (!searchID) continue;
      if (ID == atoi(searchID))
         countRecs++;
      free(searchID);
   }
   LogFile.Log(3, "found %d recordings for search '%s'", countRecs, search);
   return countRecs;
}

bool cSearchExt::IsActiveAt(time_t t)
{
  if (useAsSearchTimer == 0) return false;
  if (useAsSearchTimer == 2)
    {
      if (useAsSearchTimerFrom > 0 && t < useAsSearchTimerFrom) return false;
      if (useAsSearchTimerTil > 0 && t > useAsSearchTimerTil) return false;
    } 
  return true;
}

// -- cSearchExts ----------------------------------------------------------------
bool cSearchExts::Load(const char *FileName)
{
   cMutexLock SearchExtsLock(this);
   Clear();
   if (FileName) {
      free(fileName);
      fileName = strdup(FileName);
   }

   bool result = true;
   if (fileName && access(fileName, F_OK) == 0) {
      LogFile.iSysLog("loading %s", fileName);
      FILE *f = fopen(fileName, "r");
      if (f) {
         int line = 0;
         char buffer[MAXPARSEBUFFER];
         result = true;
         while (fgets(buffer, sizeof(buffer), f) > 0) {
            line++;
            char *p = strchr(buffer, '#');
            if (p == buffer) *p = 0;

            stripspace(buffer);
            if (!isempty(buffer)) {
               cSearchExt* search = new cSearchExt;
               if (search->Parse(buffer))
                  Add(search);
               else {
                  LogFile.eSysLog("error in '%s', line %d\n", fileName, line);
                  delete search;
                  result = false;
                  break;
               }
            }
         }
         fclose(f);
      }
      else {
         LOG_ERROR_STR(fileName);
         result = false;
      }
   }

   if (!result)
      fprintf(stderr, "vdr: error while reading '%s'\n", fileName);
   LogFile.Log(2,"loaded searches from %s (count: %d)", fileName, Count());
   return result;
}

int cSearchExts::GetNewID()
{
   cMutexLock SearchExtsLock(this);
   int newID = -1;
   cSearchExt *l = (cSearchExt *)First();
   while (l) {
      newID = max(newID, l->ID);
      l = (cSearchExt *)l->Next();
   }
   return newID+1;
}

void cSearchExts::Update(void)
{
   cMutexLock SearchExtsLock(this);
   cSearchExt *l = (cSearchExt *)First();
   while (l) {
      // check if ID is set
      if (l->ID == -1)
         l->ID = GetNewID();
      l = (cSearchExt *)l->Next();
   }
}

bool cSearchExts::Save(void)
{
   cMutexLock SearchExtsLock(this);
   bool result = true;
   cSearchExt *l = (cSearchExt *)this->First();
   cSafeFile f(fileName);
   if (f.Open()) {
      while (l) {
         if (!l->Save(f)) {
            result = false;
            break;
         }
         l = (cSearchExt *)l->Next();
      }
      if (!f.Close())
         result = false;
   }
   else
      result = false;
   return result;
}

cSearchExt* cSearchExts::GetSearchFromID(int ID)
{
   if (ID == -1)
      return NULL;
   cMutexLock SearchExtsLock(this);
   cSearchExt *l = (cSearchExt *)First();
   while (l) {
      if (l->ID == ID)
         return l;
      l = (cSearchExt *)l->Next();
   }
   return NULL;
}

void cSearchExts::RemoveBlacklistID(int ID)
{
   bool changed = false;
   cMutexLock SearchExtsLock(this);
   cSearchExt *l = (cSearchExt *)First();
   while (l) 
   {
      cBlacklistObject* blacklistObj = l->blacklists.First();
      while(blacklistObj)
      {
         cBlacklistObject* blacklistObjNext = l->blacklists.Next(blacklistObj);
         if (blacklistObj->blacklist->ID == ID)
         {
            l->blacklists.Del(blacklistObj);
            changed = true;
         }
         blacklistObj = blacklistObjNext;
      }
      l = (cSearchExt *)l->Next();
   }   
   if (changed)
      Save();
}

bool cSearchExts::Exists(const cSearchExt* SearchExt)
{
   cMutexLock SearchExtsLock(this);
   cSearchExt *l = (cSearchExt *)First();
   while (l) 
   {
      if (l == SearchExt)
         return true;
      l = (cSearchExt *)l->Next();
   }
   return false;
}

cSearchExts* cSearchExts::Clone()
{
   cSearchExts* clonedList = new cSearchExts();

   cMutexLock SearchExtsLock(this);
   cSearchExt *l = (cSearchExt *)First();
   while (l) 
   {
      cSearchExt* clone = new cSearchExt();
      *clone = *l;
      clonedList->Add(clone);
      l = (cSearchExt *)l->Next();
   }
   return clonedList;
}

bool cSearchExts::CheckForAutoDelete(cSearchExt* SearchExt)
{
   if (!SearchExt || SearchExt->delMode == 0) return false;
   
   cRecDone* firstRec = NULL;
   bool delSearch = false;
   int recs = RecsDone.GetTotalCountRecordings(SearchExt, &firstRec);
   if (SearchExt->delMode == 1 && SearchExt->delAfterCountRecs > 0)
      delSearch = recs >= SearchExt->delAfterCountRecs;
   if (SearchExt->delMode == 2 && SearchExt->delAfterDaysOfFirstRec && firstRec)
      delSearch = (time(NULL) - firstRec->startTime) > SearchExt->delAfterDaysOfFirstRec * 24 * 60 * 60;
   if (delSearch)
   {
      int DelID = SearchExt->ID;
      LogFile.Log(1,"auto deleting search '%s' (ID: %d)", SearchExt->search, DelID);
      cMutexLock SearchExtsLock(&SearchExts);
      SearchExts.Del(SearchExt);
      SearchExts.Save();
      RecsDone.RemoveSearchID(DelID);
   }
   return delSearch;
}
