File:  [Local Repository] / db / prgsrc / db.cgi
Revision 1.164: download - view: text, annotated - select for diffs - revision graph
Mon Jun 13 16:32:07 2016 UTC (7 years, 10 months ago) by boris
Branches: MAIN
CVS tags: HEAD
Changed address for random packet

#!/usr/bin/perl -w

use DBI;
use CGI ':all';
#use strict;
use Encode;
my @softfields=("От Олега Степанова");
use Time::Local;
use Data::Dumper "Dumper";
use URI::Escape;
my $proxyredirect=1;
use POSIX qw(locale_h);
use locale;
my $maxQuestions = 3000;

use vars qw($opt_z);
use Getopt::Std;
#my ($dbuser,$dbname,$dbpass,$dbhost);
eval {require "dbdefs.pl";} ;
my $url=url||'';
my @used_stop=();
my $showNearQuestions=0;
$dbuser||="piataev";
$dbname||="chgk";
$dbpass||="";
$dbhost||="localhost";
getopts('z');
$opt_z||=param("makehtml");
my $timestamp="_timestamp.tmp";
my $usehash=0;
my $paramtour;
my $withanswers=param('answer')||param('answers');
open STDERR, ">/var/tmp/errors1";
my $newsurl='http://news.chgk.info/';
my $reklama="../dimrub/db/reklama.html";
my $footer="../dimrub/db/footer.html";
$footer="../../chgk/footer.html" if $url=~/zaba/;
$reklama="../../chgk/reklama.html" if $url=~/zaba/;
my $datefooter="../dimrub/db/date";
$datefooter="../../chgk/date" if $url=~/zaba/;

my $fname;
$reklama="../reklama.html" if $opt_z;
$footer="../footer.html" if $opt_z;
$datefooter="../date" if $opt_z;
my $HTMLDIR="/znatoki/dimrub/db/baza/";
$HTMLDIR="/files/";
my $realHTMLDIR;
if ($^O =~ /win/i) {
 $realHTMLDIR="/html/znatoki/baza/";
} else 
{
  $realHTMLDIR="/home/znatoki/chgk-db/public_html/dimrub/db/files/";
}


my $usehtml=$opt_z||0;
$usehtml=1;
$usehtml=0 if $url=~/zaba/ || $url=~/localhost/;

my $usewas=0;
my $cashednumber=500;
my $outputnumber=10;
my ($proxyptext,$proxysstr);
my $printqueries=0;
my $qs=query_string;
my $globaloutput;
my %forbidden=();
my $debug=0; #added by R7
my $metod=param('metod')||'';
my $outputkvo=param('kvo') ||$outputnumber;
$outputkvo=100 if $outputkvo>100;

if (param('debug')) {$debug=1; $printqueries=1}
*STDERR=*STDOUT if $debug;

if ($proxyredirect && $metod=~/proxy/ && $url !~ /localhost/ && $url !~ /bilbo/ && $url !~ /zaba/) {
   my $u="http://chgk.zaba.ru/cgi-bin/db.cgi?$qs";
   Redirect ($u);
   exit;
}

#if (!param('sstr') && param('all')) {
#	   my $destination='http://db.chgk.info/all.html';
#		Redirect($destination);
#                exit;
#}
my $thislocale;
if ($^O =~ /win/i) {
	$thislocale = "Russian_Russia.20866";
} else {
	$thislocale = "ru_RU.KOI8-R";
}
POSIX::setlocale( &POSIX::LC_ALL, $thislocale );

if ((uc 'а') ne 'А') {print STDERR "Koi8-r locale not installed!\n"};

my %fieldname= (0,'Question', 1, 'Answer', 2, 'PassCriteria', 3, 'Comments', 4, 'Authors', 5, 'Sources');
my %rusfieldname=('Question','Вопрос', 'Answer', 'Ответ', 'PassCriteria','Зачёт',
                  'Comments', 'Комментарии', 'Authors', 'Автор', 
                  'Sources', 'Источник','old','Старый','rus','Новый',
                  'chgk', 'ЧГК', 'brain', 'Брейн-ринг','game', 'Своя игра', 
                  'ehruditka', 'Эрудитка', 'beskrylka', 'Бескрылка', 'igp', 'Интернет'
);
my %searchin;
my $rl=qr/[йцукенгшщзхъфывапролджэячсмитьбюё]/;
my $RL=qr/[ЙЦУКЕНГШЩЗХЪЭЖДЛОРПАВЫФЯЧСМИТЬБЮЁ]/;
my $RLrl=qr/(?:(?:${rl})|(?:${RL}))+/;
my $l=qr/(?:(?:${RLrl})|(?:[\w\-]))+/;
my $Ll=qr/(?:[A-Z])|(?:${RL})/;
my %metodchar=('rus',1,'old',2);




$searchin{$_}=1 foreach param('searchin');
my %TypeName=('children'=>'Д', 'game'=>'Я', 'igp'=>'И',
              'chgk'=>'Ч', 'brain'=>'Б', 'beskrylka'=>'Л','ehruditka'=>'Э');


sub countz {
  my ($dbh,$type)=@_;
  
  my $sth=$dbh->prepare("select count(*) from Questions where Type LIKE '%$type%'");
  $sth->execute();
  my ($tmp)=$sth->fetchrow();
  return $tmp;
}

my $all=param('all');
$all=0 if lc $all eq 'no';
my ($PWD) = `pwd` if $^O!~/win/i;
chomp $PWD if $PWD;
my ($SRCPATH) = "/home/db-chgk/public_html/dimrub/src";
my ($ZIP) = "/usr/bin/zip";
my $DUMPFILE = "/tmp/chgkdump";
my ($SENDMAIL) = "/usr/sbin/sendmail";
my ($TMPDIR) = "/var/tmp";
my ($TMSECS) = 30*24*60*60;
my (%RevMonths) =
	('Jan', '0', 'Feb', '1', 'Mar', '2', 'Apr', '3', 'May', '4', 'Jun', '5',
	'Jul', '6', 'Aug', '7', 'Sep', '8', 'Oct', '9', 'Nov', '10',
	'Dec', '11',
	 'Янв', '0', 'Фев', 1, 'Мар', 2, 'Апр', 3, 'Май', '4',
	 'Июн', '5', 'Июл', 6, 'Авг', '7', 'Сен', '8',
	 'Окт', '9', 'Ноя', '19', 'Дек', '11');
my @months=('000','Jan',"Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct",
          "Nov","Dec");


# Determine whether the given time is within 2 months from now.
sub NewEnough {
	my ($a) = @_;
	my ($year, $month, $day) = split('-', $a);
	$month=1 if ($month<=0);
	$day=1 if ($day<=0);
	return (time - timelocal(0, 0, 0, $day, $month -1, $year) < $TMSECS);
}

# Reads one question from the DB. Gets DB handler and Question ID.

sub Redirect {
my ($destination) = @_;
print header.<<EndOfHTML;
<head><meta http-equiv="refresh" content="0; URL=$destination"></head>
EndOfHTML
;
=head

print <<EndOfHTML;
Content-type: text/html
Location: $destination

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD><TITLE>Redirection</TITLE></HEAD>
<BODY BGCOLOR="#FFFFFF">
<H1>Redirection</H1>
<P>It appears that your browser cannot handle redirections
automatically. You can proceed to the randomly-selected page 
by clicking <A HREF="$destination">here</A>.</P>
</BODY>
</HTML>
EndOfHTML
;
=cut
}




sub GetTournament {
	my ($dbh, $Id) = @_;
	my (%Tournament, $field, @arr);

	return %Tournament if ($Id == 0);

	my ($sth) = $dbh->prepare("SELECT * FROM Tournaments WHERE Id=$Id");
	$sth->execute;

	@arr = $sth->fetchrow;
	my($i, $name) = 0;
	foreach $name (@{$sth->{NAME}}) {
		$Tournament{$name} = $arr[$i++];
	}
        $sth->finish;
	return %Tournament;
}

sub fetchquestion {
	my ($sth,$q,$WithTour)=@_;
	if ($WithTour) {
		($$q{'QuestionId'}, $$q{'Question'},$$q{'Answer'},$$q{'PassCriteria'},$$q{'Comments'},$$q{'Authors'},$$q{'Sources'},
         	$$q{'Number'}, 
         	$$q{'Title'}, $$q{'TourTitle'}, $$q{'FileName'},$$q{'PlayedAt'},$$q{'TourNumber'},$$q{'PlayedAt2'}) = 
	        $sth->fetchrow;
	} else {
		($$q{'QuestionId'}, $$q{'Question'},$$q{'Answer'},$$q{'PassCriteria'},$$q{'Comments'},$$q{'Authors'},$$q{'Sources'},
         	$$q{'Number'})= 
	        $sth->fetchrow;
	}
}




sub SelectQuestions {
  	my ($dbh,$q,$WithTour) = @_;
  	my %q=();
#	$_ = "QuestionId=$_" foreach @$q;
#	my $where=join " OR ",@$q;
        my $where=join ',',@$q;
        $where &&= "QuestionId IN (".(join ',',$where).")";
	$where||=0;
	$where="($where) AND Questions.ParentId=t1.Id AND t1.ParentId=t2.Id" 
		if $WithTour;

	my $query;
	if ($WithTour) {
 		$query="SELECT QuestionId, Questions.Question, Answer, PassCriteria, Comments, Authors, Sources,
                        Questions.Number
			, t2.Title, t1.Title, t2.FileName,  t2.PlayedAt,t1.Number,t2.PlayedAt2
			from Questions,Tournaments as t1, Tournaments as t2 
                        WHERE $where";
	} else {
 		$query="SELECT QuestionId, Questions.Question, Answer, PassCriteria, Comments, Authors, Sources,
                        Questions.Number from Questions 
                        WHERE $where";
	}

	my $sth;
	$sth=$dbh->prepare($query);
	$sth->execute;
	return $sth;
}


# Reads one question from the DB. Gets DB handler and Question ID.
sub GetQuestion {
	my ($dbh, $QuestionId) = @_;
	my (%Question, $field, @arr);

	my($sth) = $dbh->prepare("
		SELECT * FROM Questions WHERE QuestionId=$QuestionId
	");

	$sth->execute;

	@arr = $sth->fetchrow;
	my($i, $name) = 0;
	foreach $name (@{$sth->{NAME}}) {
		$Question{$name} = $arr[$i++];
	}

        $sth->finish;
	return %Question;
}

sub tourhref {
   my ($t,$a,$gr)=@_;
   my $res;
   if ($usehtml) {
   	$res=$t;
	$res=~s/\-q$//;
	$res=~s/\-a$//;
   	$res.=$a?"-a":"-q" unless $gr;
   	$res.=".html";
   	$res=~s/(\#\d+)(.*)$/$2$1/;
        my $t=$res;
        $t=~s/\#.*$//;
#   	$res=~s/\.1// unless $gr ||$res=~/\.\d+$/;#-e "$realHTMLDIR$t";
        $t=$res;
        $t=~s/\#.*$//;
#   	$res=~s/\.html/-q\.html/ unless -e "$realHTMLDIR$t";
   	$res="$HTMLDIR$res" unless $opt_z;
      	return $res;
   } else {
   	$res=$url;
   	$res.=$a?"?answers=1&":"?";
   	$res.="tour=$t";

      	return $res;
   }

}

# Gets numbers of all the questions from the given tour.
sub GetTourQuestions {
	my ($dbh, $ParentId) = @_;
	my (@arr, @Questions);
	my ($sth) = $dbh->prepare("SELECT QuestionId FROM Questions
		WHERE ParentId=$ParentId order by Number");

	$sth->execute;

	while (@arr = $sth->fetchrow) {
		push @Questions, $arr[0];
	}

        $sth->finish;
	return @Questions;
}

# Returns list of children of the given tournament.
sub GetTours {
	my ($dbh, $ParentId) = @_;
	my (@arr, @Tours);

	my ($sth) = $dbh->prepare("SELECT Id FROM Tournaments
		WHERE ParentId=$ParentId ORDER BY Id");

	$sth->execute;

	while (@arr = $sth->fetchrow) {
		push @Tours, $arr[0];
	}
        $sth->finish;
	return @Tours;
}

sub count
{
  my ($dbh,$word)=@_; 
  $word=$dbh->quote(uc $word);
  my $query="SELECT number from nests,nf where $word=w1 AND w2=nf.id";
  my $sth=$dbh->prepare($query);
  $sth->execute;
  my @a=$sth->fetchrow;
  $sth->finish;
  $a[0]||0;
}


sub printform
{

  my $qnumber=("&nbsp;"x10)."Выводить по 
  <input type=\"text\" name=\"kvo\" value=$outputkvo size=\"3\" maxlength=\"5\">";
#textfield(-name=>'kvo',
#                         -default=>6,
#                         -size=>3,
#                         -maxlength=>5)." вопросов";
  my $sstr=param('sstr');
  my @df=keys %searchin;
  my %checked;
  $checked{lc $_}="" foreach ('Question','Answer','PassCriteria','Comments','Authors','Sources','old','rus',
      'chgk','brain','igp','game','ehruditka','beskrylka');
  @df=('Question', 'Answer') unless @df;
  $checked{lc $_}="checked" foreach @df;
  my $fields=checkbox_group('searchin',['Question','Answer','PassCriteria','Comments','Authors','Sources'], [@df],
             'false',\%rusfieldname);
  @df=param('type');
  @df=('chgk','brain','igp','game','ehruditka','beskrylka') unless @df;
  $checked{lc $_}="checked" foreach @df;
  my $all=param('all') && param('all') eq 'yes';

  $checked{'all'}=$all?"checked":"";
  $checked{'any'}=$all?"":"checked";
  $checked{lc param('metod')}="checked";
  $checked{'rus'}=1 unless $checked{'rus'} || $checked{'old'};

#################################################
return   
<<EOT
<form method="get" enctype="application/x-www-form-urlencoded"
action="/cgi-bin/db.cgi">
<h2>Поиск в базе вопросов</h2>

<input type="text" name="sstr" value="$sstr" size="30" maxlength="50"> 
<input type="submit" value="Поиск"> $qnumber
<p>

<table border="1" cellpadding=4 cellspacing=0>
<tr>
<th align="left" rowspan=3 width="20%"> Вариант поиска:
</td><td rowspan=2 colspan=3>
<input type="radio" $checked{'old'} name="metod" value="old"> Простой (старый)
</td><td>
<input type="checkbox" $checked{'chgk'} name="type" value="chgk">&nbsp;"Что?&nbsp;Где?&nbsp;Когда?"
</td><td><nobr>
<input type="checkbox" $checked{'brain'} name="type" value="brain">&nbsp;"Брейн-Ринг"</nobr>
</td><td>
<input type="checkbox" $checked{'igp'} name="type" value="igp">&nbsp;"Интернет"
</td>
</tr><tr>
<td>
<input type="checkbox" $checked{'game'} name="type" value="game">&nbsp;"Своя&nbsp;игра"
</td><td>
<input type="checkbox"  $checked{'ehruditka'} name="type" value="ehruditka">&nbsp;"Эрудитка"
</td><td>
<input type="checkbox" $checked{'beskrylka'} name="type" value="beskrylka">&nbsp;"Бескрылка"
</td>
</tr><tr>
<td colspan=6><input type="radio" $checked{'rus'} name="metod" value="rus"> Расширенный (с учетом грамматики, в вопросах всех типов)
</td>
</tr><tr>
<th align="left">Искать:
</td><td colspan=3>
<input type="radio" $checked{'all'} name="all" value="yes">Все слова
</td><td colspan=3>
<input type="radio" $checked{'any'} name="all" value="no">Любое слово
</td>
</tr><tr>
<th align="left">Поля для поиска:
</td><td width="15%">
<input type="checkbox" name="searchin" value="Question" $checked{'question'}>Вопрос
</td><td width="15%">
<input type="checkbox" name="searchin" value="Answer" $checked{'answer'}>Ответ<br> 
</td><td width="15%">
<input type="checkbox" name="searchin" value="PassCriteria" $checked{'passcriteria'}>Зачёт<br> 
</td><td width="15%">
<input type="checkbox" name="searchin" value="Comments" $checked{'comments'}>Комментарии<br> 
</td><td width="15%">
<input type="checkbox" name="searchin" value="Authors" $checked{'authors'}>Автор<br>
</td><td width="15%">
<input type="checkbox" name="searchin" value="Sources" $checked{'sources'}>Источник<br>
</td>
</tr>
</table>
<!--p><i>Если при попытке поиска выдаётся сообщение об ошибке, 
попробуйте воспользоваться 
<a href="http://chgk.zaba.ru/search.html">зеркалом базы</a></i-->
</center>

EOT
.endform
.hr

}

sub proxy
{     
      my ($dbh,$ptext,$allnf)=@_;
      my $sstr=makeproxysstr($dbh,$ptext,$allnf);
      return russearch($dbh,$sstr,0,$allnf);
}

sub makeproxysstr {
      my ($dbh,$ptext)=@_;
      my $text=$$ptext;
      POSIX::setlocale( &POSIX::LC_ALL, $thislocale );
      $text=~tr/ёЁ/еЕ/;
      $text=~s/(${RLrl})p(${RLrl})/$1p$2/gom;
      $text=~s/p(${RLrl})/р$1/gom;
      $text=~s/(${RLrl})p/$1р/gom;
      $text=~s/\s+/ /gmo;
      $text=~s/[^йцукенгшщзхъфывапролджэячсмитьбюЙЦУКЕНГШЩЗХЪФЫВАПРОЛДЖЭЯЧСМИТЬБЮQWERTYUIOPASDFGHJKLZXCVBNM0-9]/ /g;
      $text=uc $text;
      my @list= $text=~m/(?:(?:${RLrl})+)|(?:[A-Za-z0-9]+)/gom;

      my (%c, %good,$sstr);
      foreach (@list)
      {
           $c{$_}=count($dbh,$_)||10000;
      }
      my @words=sort {$c{$a}<=> $c{$b}} @list;

#      $good{$words[$_]}=1 foreach 0..4;
      foreach (@words)
      {
         $good{$_}=1 if $c{$_}<200 && length $_>2;
      }

      $good{$words[$_]}=0 foreach 16..$#words;

      $sstr.=" $_" foreach grep {$good{$_}} @list;
      $$ptext=$sstr;
      return $sstr;
}


sub russearch {
            my ($dbh, $sstr, $all,$allnf)=@_;
            my (@qw,@w,@tasks,$qw,@arr,$nf,$sth,@nf,$w,$where,$e,@where,%good,$i,%where,$from);
            my($number,@good,$t,$task,@rho,$rank,%rank,$r2,$r1,$word,$n,@last,$good,@words,%number,$taskid);
            my ($hi, $lo, $wordnumber,$query,$blob,$field,$sf,$ii);
            my @frequence;
            my (@arr1,@ar,@sf,@arr2);
	    my %tasks;
	    my $tasks;
	    my @verybad;
	    my %nf;
            my %tasksof;
            my %wordsof;
            my %relevance;
            my @blob;
            my %count;
            my %stop_word;
	POSIX::setlocale( &POSIX::LC_ALL, $thislocale );
$sstr=~tr/йцукенгшщзхъфывапролджэячсмитьбю/ЙЦУКЕНГШЩЗХЪФЫВАПРОЛДЖЭЯЧСМИТЬБЮ/;
#    	    @qw=@w =split (' ', uc $sstr);
            my $ts=uc $sstr;
      	    @qw=@w= $ts=~m/(?:(?:${RLrl})+)|(?:[A-Za-z0-9]+)/gom;
            $query="select nf.word from nf  where number>=50000";
            $sth=$dbh->prepare($query);
            $sth->execute();
	    %stop_word=();
	    while (@arr = $sth->fetchrow)
	        {
	           $stop_word{$arr[0]}=1;
	        }
                $sth->finish;
    	    

#-----------
            foreach $i (0..$#w) # заполняем массив @nf начальных форм
                           # $nf[$i] -- ссылка на массив возможных
                           # начальных форм словоформы $i
            {
                (push @used_stop, uc $w[$i]),next if $stop_word{uc $w[$i]};
                $qw= $dbh->quote (uc $w[$i]);

                $query="  select distinct w2 from nests
                                where w1=$qw";
                $sth=$dbh -> prepare($query);
	        $sth -> execute;
	        @{$nf[$i]}=();
	        while (@arr = $sth->fetchrow)
	        {
	           push (@{$nf[$i]},$arr[0])
	        }
                $sth->finish;
            }


            my @bad=grep {!@{$nf[$_]}} 0..$#w; # @bad -- номера словоформ,
                                           # которых нет в словаре

            if (@bad) #есть неопознанные словоформы
            {
               require  "cw.pl";
               foreach $i(@bad)
               {
                 if (@arr=checkword($dbh,$w[$i]))
                   {push (@{$nf[$i]}, @arr);}
                 else
                   {push (@verybad,$i);}
               }
            }
            return () if ($all && @verybad);


            my $kvo=0;
            push @$allnf, @{$_} foreach @nf;

            foreach $i (0..$#w) #запросы в базу...
            {
              @arr=@{$nf[$i]} if $nf[$i];
              @arr2=@arr1=@arr;




              $_= " word2question.word=$_" foreach @arr;
              $_= " nf.id=".$_. ' ' foreach @arr1;
#              @arr=(0) unless @arr;
              $query="select questions from word2question where (". (join ' OR ', @arr).") ";

    	      $sth=$dbh -> prepare($query);
              $sth->execute;

              @blob=();
              while (@arr=$sth->fetchrow)
              {
                @blob=(@blob,unpack 'C*',$arr[0]);
              }
              $sth->finish;
              $query="select number from nf where ".(join ' OR ', @arr1);
    	      $sth=$dbh -> prepare($query);
              $sth->execute;

              while (@arr=$sth->fetchrow)
              {
                $frequence[$i]+=$arr[0];
              }
              $sth->finish;


              if (@blob < 4)
              {
                 $tasksof{$i}=undef;
              } else
              {
                 $kvo++;
                 $ii=0;
                 while ($ii<$#blob)  # создаём хэш %tasksof, ключи которого --
                             # номера искомых словоформ, а значения --
                             # списки вопросов, в которых есть соответствующа
                             # словоформа.
                             # Каждый список в свою очередь также оформлен в
                             # виде хэша, ключи которого -- номера вопросов,
                             # а значения -- списки номеров вхождений. Вот.
                 {
                    ($field,$lo,$hi,$wordnumber)=@blob[$ii..($ii+3)];
                    $ii+=4;
                    my $addnumber=($field >> 4) << 16;
                    $number=(($field >> 4) << 16)+($hi << 8) + $lo;
                    $field=$fieldname{$field & 0xF};
                    if ($searchin{$field})
                    {
                      push @{$tasksof{$i}{$number}}, $wordnumber;
                                      # дополнили в хэше, висящем на
                                      # словоформе $i в %tasksof список
                                      # вхождений $i в вопрос $number.
                      push @{$wordsof{$number}{$i}}, $wordnumber;
                                      # дополнили в хэше, висящем на
                                      # вопросе $number в %wordsof список
                                      # вхождений $i в вопрос $number.


                    }
                 }  #while ($ii<$#blob)
               }
            }    #foreach $i

#Ищем пересечение или объединение списков вопросов (значений %tasksof)
       	    foreach $sf (keys %tasksof)
           {
		foreach (keys %{$tasksof{$sf}})
                {
  		     next if $forbidden{$_};
                     $count{$_}++ 
                }

           }
             @tasks= ($all ? (grep {$count{$_}==$kvo} keys %count) :
                             keys %count) ;


############ Сортировка найденных вопросов

foreach (keys %wordsof)
{
  $relevance{$_}=&relevance($#w,$wordsof{$_},\@frequence) if $_
}

@tasks=sort {$relevance{$b}<=>$relevance{$a}} @tasks;

############


        return  @tasks;
}


sub distance  {
                 # на входе -- номера словоформ и ссылки на
                 # списки вхождений. На выходе -- расстояние,
                 # вычисляемое по формуле min(|b-a-pb+pa|)
                 #                       pb,pa
                 # (pb и pa -- позиции слов b и a)
   my ($a,$b,$lista,$listb)=@_;
   my ($pa,$pb,$min,$curmin);
   $min=10000;
   foreach $pa (@$lista)
   {
     foreach $pb (@$listb)
     {
        $curmin=abs($b-$a-$pb+$pa);
        $min= $curmin if $curmin<$min;
     }
   }
   return $min;

}

sub relevance {
              # На входе -- количество искомых словоформ -1 и
              # ссылка на hash, ключи которого --
              # номера словоформ, а значения -- списки вхождений

       my ($n,$words,$frequence)=@_;
       my $relevance=0;
       my ($first,$second,$d);
       foreach $first (0..$n)
       {
         $relevance+=scalar @{$$words{$first}}+1000+1000/$$frequence[$first]
if $$words{$first};
         foreach $second ($first+1..$n)
         {
            $d=&distance($first,$second,$$words{$first},$$words{$second});
            $relevance+=($d>10?0:10-$d)*10;
         }
       }
       return $relevance;
}



# Returns list of QuestionId's, that have the search string in them.
sub Search {
	my ($dbh, $s,$metod,$all,$allnf) = @_;
	my $sstr=$$s;
	my (@arr, @Questions, @fields);
	my (@sar, $i, $sth,$where,$query);
	if ($metod eq 'rus')
	{
	     my @tasks;
	     @tasks = russearch($dbh,$sstr,$all,$allnf);
	     
	    
	     return @tasks
	}
	elsif ($metod eq 'proxy')
	{
	  my @task=proxy($dbh,$s,$allnf);
	  return @task
	}



###Simple and advanced query processing. Added by R7
	if ($metod eq 'simple' || $metod eq 'advanced')
	{
          foreach (qw/Question Answer PassCriteria Sources Authors Comments/) {
		if (param($_)) {
			push @fields, $_;
		}
	   }

	   @fields=(qw/Question Answer PassCriteria Sources Authors Comments/) unless scalar @fields;
	   my $fields=join ",", @fields;
           my $q=new Text::Query($sstr,
                 -parse => 'Text::Query::'.
                   (($metod eq 'simple') ? 'ParseSimple':'ParseAdvanced'),
                 -solve => 'Text::Query::SolveSQL',
                 -build => 'Text::Query::BuildSQLMySQL',
                 -fields_searched => $fields);

           $where=	$$q{'matchexp'};
           $query= "SELECT Questionid FROM Questions
                WHERE $where";

           $sth = $dbh->prepare($query);
         } else
######
         {

	  foreach (param('searchin')) {
#		if (param($_)) {
			push @fields, "IFNULL($_, '')";
#		}
	  }
	  @sar = split " ", $sstr;
	  for $i (0 .. $#sar) {
		$sar[$i] = $dbh->quote("%${sar[$i]}%");
	  }
	  $_.=' ' foreach (@fields); # Это чтобы последнее слово поля
	                             # не сливалось с первым словом
	                             # следующего поля, R7
	  my($f) = "CONCAT(" . join(',', @fields) . ")";
	  if (param('all') eq 'yes') {
		$sstr = join " AND $f LIKE ", @sar;
	  } else {
		$sstr = join " OR $f LIKE ", @sar;
    	  }
    	  
   my $query;
               $query="SELECT QuestionId FROM Questions
		WHERE ($f LIKE $sstr) AND (".&makewhere.") ORDER BY QuestionId LIMIT $maxQuestions";


	  $sth = $dbh->prepare($query)
	} #else -- processing old-style query (R7)

	$sth->execute;
	while (@arr = $sth->fetchrow) {
		push @Questions, $arr[0] unless $forbidden{$arr[0]};
	}
        $sth->finish;
        
	return @Questions;
}

sub makewhere {
      my @type=param('type');    
      my $type='';

      $type .= ($_=$TypeName{$_}) foreach @type;
      my $where=' 0 ';
      foreach (@type) {
 	     $where.= " OR (Type ='$_') OR (Type ='$_Д') OR (Type ='Д$_') ";
      } 
      $where.= "OR (Type='ЧБ')" if ($type=~/Ч|Б/);
      return $where;
}

 # Substitute every letter by a pair (for case insensitive search).
 my (@letters) = qw/аА бБ вВ гГ дД еЕ жЖ зЗ иИ йЙ кК лЛ мМ нН оО
 пП рР сС тТ уУ фФ хХ цЦ чЧ шШ щЩ ьЬ ыЫ эЭ юЮ яЯ/;

sub NoCase {
	my ($sstr) = shift;                   	
	my ($res);

	if (($res) = grep(/$sstr/, @letters)) {
		return "[$res]";
	} else {
		return $sstr;
	}
}

sub PrintList {
   my ($dbh,$Questions,$shablon,$was)=@_;
	my $total_found  = $totalfound||$#$Questions+1;
        my $Output;
	my $first=param('first') ||1;
	$first=$first-($first-1)%$outputkvo;
        my $fkvo=param('fkvo')||$total_found;
	my $last=$first+$outputkvo-1;
	$last=$fkvo if $fkvo<$last;
        my($f,$l);
        my $nav='';
        my $qs=query_string;
	$qs=~s/\;/\&/g;
        $qs=~s/\&first\=[^\&]+//g;
        my $sstr=param('sstr')||'';
        $qs=~s/sstr=[^\&]+/sstr=$sstr/;
        if ($usewas) {
        	$qs=~s/\&was=[^\&]+//;
        	$qs.="&was=$was" if $was;
        	$qs.="&fkvo=$fkvo" if $was;
        }
        if ($first>$outputkvo*3+1)
        {
           $nav.=
            ("&nbsp;"x4).
            a({href=>$url."?".$qs."\&first=1"},"<<").("&nbsp;"x4).
            a({href=>($url."?".$qs."\&first=".($first-$outputkvo))},"<").("&nbsp;"x4)
	}
        else {$nav.='&nbsp;'x15;}

     my ($fprint,$lprint);
     my $llprint=$fkvo- ($fkvo-1)%$outputkvo; #
     if ($fkvo<=$outputkvo*7)
     {         $fprint=1;
               $lprint=$llprint+($fkvo)%$outputkvo;
     }
     elsif ($first>$outputkvo*3 && $fkvo-$first>$outputkvo*3)
     {
       $fprint=$first-$outputkvo*3;
       $lprint=$first+$outputkvo*3;
     } 
     elsif  ($first<=$outputkvo*3)
     {
        $fprint=1; $lprint=6*$outputkvo+1;
     }
     else
     { 
           $lprint=$fkvo;
           $fprint=$lprint-($lprint-1)%$outputkvo-$outputkvo*6;
     }
         
#        my $fprint=($first>$outputkvo*3) ? $first-$outputkvo*3 : 1;
#        my $lprint=$#$Questions+1-$fprint>$outputkvo*7 ? $outputkvo*7 :$#$Questions+1;
#        if ($lprint-$fprint<$outputkvo*6 && $fprint>1)
#        {
#            $fprint=$lprint-$outputkvo*6;
#            $fprint=1 if ($fprint<=0) 
#        }


        for($f=$fprint; $f<=$lprint; $f+=$outputkvo)
	{
#	  next if $first-$f>$outputkvo*3;
	  $l=$f+$outputkvo-1;
	  $l=$fkvo if $l>$fkvo+1;
	  if ($f==$first) {$nav.="[$f-$l] ";}
	  else {
                  $nav.= "[".a({href=>($url."?".$qs."\&first=$f")},"$f-$l")."] ";}
	}
        if ($lprint+$outputkvo<$fkvo)
        {
    	    my $reminder = ($llprint-1)%$outputkvo;
    	    my $newlprint = $llprint-$reminder;
#    	    $newlprint +=$outputkvo if $reminder!=$outputkvo-1;
           $nav.=
            ("&nbsp;"x4).
            a({href=>($url."?".$qs."\&first=".($first+$outputkvo))},">").("&nbsp;"x4).
            a({href=>$url."?".$qs."\&first=$newlprint"},">>").("&nbsp;"x4)
        }
	$Output.= "$nav".br."\n";
	my @q;
	if ($totalfound) {
	    @q = @$Questions;
	} else {
	    @q=@$Questions[$first-1..$last-1];
	}
	my %q=();
	my $sth=SelectQuestions($dbh,\@q,1);
	my $qq;
	my @Q;
	for (0..$#q) {
	        %{$Q[$_]}=();
		fetchquestion($sth,$Q[$_],1);
		$q{$Q[$_]{'QuestionId'}}=$Q[$_];
	}

	for my $i(0..$#q) {
		my $q=$q{$q[$i]};
	        my $output;
		$output = &PrintQuestion($dbh, $q, 1, 0, 1,$text,1  );
#                if (param('metod') && (param('metod') eq 'rus' || param('metod') eq 'proxy'))
                {
	             $output=~s/\b($shablon)\b/\<strong\>$1\<\/strong\>/gi;
	             $output=~s/($shablon)/\<strong\>$1\<\/strong\>/gi;
	             $output=~s/(href="[^"]*?)(?:<.*?>)+([^"]*?)(?:<\/.*?>)+([^"]*?")/!1 $1$2$3 2!/g;#!!!!
		}

		$Output.= $output;
	}
	$sth->finish;

	$Output.= "$nav".br."\n";
	return $Output;
}

sub PrintSearch {
        my $Output='';
	my ($dbh, $sstr, $metod,$was) = @_;
	my $t=time;
	$Output.= printform;
	my @allnf;
	my @Questions;
	$was=0 if $metod eq 'proxy';
	if ($usewas && $was && ($metod ne 'proxy'))
	{
	  my $sth=$dbh->prepare ("select sstr,questions,allnf from lastqueries where id=".param('was'));
          $sth->execute;
          my ($q,$nf);
	  ($sstr, $q,$nf)=($sth->fetchrow);
          @Questions=unpack 'L*',$q; 
          @allnf=unpack 'L*',$nf;        
          $sth->finish;
        }  
        if (!$was || ($metod eq 'proxy') || (param('first')+$outputkvo>$cashednumber))
        {
             @Questions=&Search($dbh, \$sstr,$metod,$all,\@allnf);
             $cashednumber=$#Questions if $cashednumber>$#Questions;
             my $tmp=$dbh->quote(pack("L*",@Questions[0..$cashednumber]));
             my $qsstr=$dbh->quote($sstr);
             my $nf=$dbh->quote(pack("L*", @allnf));
             my $ss=200;
             if ($usewas) {
             	do 
             		{
               			$was=int rand(32000);
             		}
             	while (--$ss && (!$dbh->do ("insert into lastqueries (id,sstr,questions,allnf) 
                         values ($was, $qsstr,$tmp,$nf)")));
             	$Output.= "Something is wrong...".br."\n" unless $ss;
 	      }
        }



	$Output.= p. "Время поиска: " . (time-$t) ." сек.".p;
	$_="\"$_\"" foreach @used_stop;
	$Output.= p. (join ', ',@used_stop) ." ignored".p if @used_stop;
	my ($output, $i, $suffix, $hits) = ('', 0, '', $#Questions + 1);

        my $shablon;
        $metod='rus' if $metod eq 'proxy';
        if ($metod eq 'rus')
        {
           my $where='0';
           $where.= " or w2=$_ " foreach @allnf;
           my $query="select w1 from nests where $where";
           my $sth=$dbh->prepare($query);

	   $sth->execute;
	   my @shablon;
	   while (my @arr = $sth->fetchrow)
	   {
	     push @shablon,"(?:$arr[0])";
	   }
	   $sth->finish;
           $shablon= join "|", @shablon;
           $shablon=~s/[её]/\[ЕЁ\]/gi;
#           $shablon=~s/([йцукенгшщзхъфывапролджэячсмитьбюЙЦУКЕНГШЩЗХЪФЫВАПРОЛДЖЭЯЧСМИТЬБЮ])/&NoCase($1)/ge;
           $shablon=qr/$shablon/i;

        }

        $hits=param("fkvo")||$hits;

	if ($hits =~ /1.$/  || $hits =~ /[5-90]$/) {
		$suffix = 'й';
	} elsif ($hits =~ /1$/) {
		$suffix = 'е';
	} else {
		$suffix = 'я';
	}

	$hits = 'очень много' if ($hits==$maxQuestions);

	$Output.= p({align=>"center"}, "Результаты поиска на " . strong($sstr)
	. " : $hits попадани$suffix.");

	if (param('word')) {
		$sstr = '[ 	\.\,:;]' . $sstr . '[  \.\,:\;]';
	}

#	$sstr =~ s/(.)/&NoCase($1)/ge;

	my @sar;
	if ($metod ne 'rus') 
	{
	  my $ss=$sstr;
	  (@sar) = split(' ', $ss);
	  s/(\W)/\\$1/g foreach (@sar);
	  $shablon=join "|",@sar;
	}
	$Output.=PrintList($dbh,\@Questions,$shablon,$was);
	return $Output;
}

sub PrintRandom {
   my ($dbh, $type, $num, $text) = @_;
   my $razd=param('razd');
   my %q;
   my $answer=$razd?0:1;
   my @answers;
#my $t=time;
   my (@Questions) = &Get12Random($dbh, $type, $num);

	my ($output, $i) = ('', 0);
#$output.="time=".(time-$t).p;
	if ($text) {
		$output .= "	$num случайных вопросов.\n\n";
	} else {
		$output .=
			h2({align=>"center"}, "$num случайных вопросов.");
	}
	my $sth=SelectQuestions($dbh,\@Questions,0);
	for ($i = 0; $i <= $#Questions; $i++) {
		fetchquestion($sth,\%q,0);
		$output .=
			&PrintQuestion($dbh, \%q, $answer, $i + 1, 0, $text,1);
			push @answers, $q{'Answer'};
	}
	$sth->finish;
	unless ($answer )
        { 
         $output.=$text?"\n".('-'x 20)."\nОтветы\n~~~~~~\n\n":h2('Ответы');
         $sth=SelectQuestions($dbh,\@Questions,0);
         for ($i = 0; $i <= $#Questions; $i++) {
#                fetchquestion($sth,\%q,0);
#		$output .=
#			&PrintQuestion($dbh, \%q, -1, $i + 1, 0, $text,1);
                $output.=$text?("Ответ ". ($i+1).": $answers[$i]\n\n"):
			b("Ответ ". ($i+1).": "). $answers[$i].p;
	 }
        }

	return $output;
}

sub PrintEditor {
       my $t=shift; #ссылка на Хэш с полями
       my $ed=$$t{'Editors'}||'';
       my $edname=($ed=~/\,/ ) ? "Редакторы"  : "Редактор" ;
       return $ed? h4({align=>"center"},"$edname: $ed" ): '';
}

sub PrintTournament {
   my ($dbh, $Id, $answer) = @_;
	my (%Tournament, @Tours, $i, $list, $qnum, $imgsrc, $alt,
		$SingleTour);
	my ($output) = '';

	%Tournament = &GetTournament($dbh, $Id) if ($Id);

	my ($URL) = $Tournament{'URL'}||'';
	$URL=~s/http:\/znatoki\/boris\/reports\//$newsurl/ if $url=~/kulichki/ || $url=~/db.chgk.info/;
	$URL=~s/\/znatoki\/boris\/reports\//$newsurl/ if url=~/kulichki/ || $url=~/db.chgk.info/;
	my ($Info) = $Tournament{'Info'};
	my ($Copyright) = $Tournament{'Copyright'};
	my $fname=$Tournament{'FileName'};
	@Tours = &GetTours($dbh, $Id);
	$list='';
	my $textid;
	my $isGroup;
	if ($Id) {
		for ($Tournament{'Type'}) {
			/Г/ && do {
				$output .= h2({align=>"center"},
					      "Группа: $Tournament{'Title'} ",
					      $Tournament{'PlayedAt'}||'') . 
					      ($Tournament{'PlayedAt2'}?'&nbsp;&ndash; '.
					        $Tournament{'PlayedAt2'}:'') . 
					      
					      p . "\n";
					      $isGroup=1;
				last;
			};
			/Ч/ && do {
				return &PrintTour($dbh, $Tours[0], $answer)
					if ($#Tours == 0);

				my $title="Пакет: $Tournament{'Title'}";
				if ($Tournament{'PlayedAt'}) {
				    $title .= " $Tournament{'PlayedAt'}";
				}

				if ($Tournament{'PlayedAt2'}) {
				    $title .= '&nbsp;&ndash; '.$Tournament{'PlayedAt2'};
				}

				$output .= h2({align=>"center"},
					"$title") . p . "\n";
			       $output.=&PrintEditor(\%Tournament);
				last;
			};
			/Т/ && do {
				return &PrintTour($dbh, $Id, $answer);
			};
		}
	} else {
		my ($qnum) = GetQNum($dbh,0);
		my ($qnum1) = GetQNum($dbh,1);
		$output .= h2("База вопросов").
                 h3("$qnum запис".&Suffix2($qnum).
                 " (уникальных $qnum1)");

#		 h4("<table>".
#		 Tr(td("Из них:"), td("Вопросов ЧГК: ".countz($dbh,'Ч'))).		 
#		 Tr(td("&nbsp;"), td("Вопросов для брейна: ".countz($dbh,'Б'))).		 
#		 Tr(td("&nbsp;"), td("Вопросов для ЧГК и брейна: ".countz($dbh,'ЧБ'))).		 
#		 Tr(td("&nbsp;"), td("Интернет-вопросов: ".countz($dbh,'И'))).		 
#		 Tr(td("&nbsp;"), td("Бескрылок: ".countz($dbh,'Л'))).
#		 Tr(td("&nbsp;"),td("Заданий для Своей Игры: ".countz($dbh,'Я'))).
#		 Tr(td("&nbsp;"),td("Эрудиток: ".countz($dbh,'Э'))))."</table>"
	}

	for ($i = 0; $i <= $#Tours; $i++) {
		%Tournament = &GetTournament($dbh, $Tours[$i]);

		if ($Tournament{'Type'} =~ /Ч/) {
			$SingleTour = 0;
			my (@Tours) = &GetTours($dbh, $Tournament{'Id'});
			$SingleTour = 1
				if ($#Tours == 0);
		}
		if ($Tournament{'QuestionsNum'} > 0) {
			$qnum = " ($Tournament{'QuestionsNum'} вопрос" .
				&Suffix($Tournament{'QuestionsNum'}) . ")\n";
		} else {
			$qnum = '';
		}
		if ($Tournament{'Type'} !~ /[ТЧ]/) {
		    $SingleTour=0;
			$imgsrc = "/icons/folder.gif";
			$alt = "[*]";
		} else {
			$imgsrc = "/icons/folder.gif";
			$alt = "[-]";
		}

		my $textid;
		if ($textid=$Tournament{'FileName'})
		{
		   $textid=~s/\.txt//;
		}
		elsif ($textid=$Tournament{'Number'})
		  {
		      $fname=~s/\.txt//;
		      $textid="$fname.$textid";
		  }
	       else {$textid=$Tournament{'Id'}};
		

		if ($SingleTour or ($Tournament{'Type'} =~ /Т/)) {
			$list .= dd(img({src=>$imgsrc, alt=>$alt})
				. " " . $Tournament{'Title'} . " " .
				    ($Tournament{'PlayedAt'}||"") . 
				    ($Tournament{'PlayedAt2'}?'&nbsp;&ndash; '.$Tournament{'PlayedAt2'}:"") .
				    $qnum) .
				dl(
					dd("["
						. a({href=>tourhref($textid,0)},
						"вопросы") . "] ["
                  . a({href=>tourhref($textid,1)},
                  "вопросы + ответы") . "]")
				);
		} else {
			$list .= dd(a({href=>
                                 $url . "?tour=$textid&comp=1"},
				img({src=>'/icons/compressed.gif', alt=>'[ZIP]', border=>1}))				.  
				" " . 
                                img({src=>$imgsrc, alt=>$alt})
				. " " . a({href=>tourhref($textid,0,1)},
				$Tournament{'Title'}. " ".
					  ($Tournament{'PlayedAt'}||'')) .
					  ($Tournament{'PlayedAt2'}?'&nbsp;&ndash '. $Tournament{'PlayedAt2'}:''). $qnum); 
		}
	}
	$output .= dl($list);

	if ($URL) {
	        if ($url=~/zaba\.ru/ && $URL=~/^\//){$URL="http://info.chgk.info$URL"}
		$output .=
		p("Дополнительная информация об этом турнире - по адресу " .
			a({-'href'=>$URL}, $URL));
	}
	if ($Copyright) {
		$output .= p("Копирайт: " .   $Copyright);
	}



	if ($Info) {
		$output .= p($Info);
	}



	$output.=p("<a href='/dbxml.php?tour=".param('tour')."'>XML</a>");

		if ($textid=$fname)
		{
		   $textid=~s/\.txt//;
		}
	if (!$isGroup) {
  	    $output .= center("<font size='-1'>[".
	     a({href=>"/v2/tour/$textid/print", target=>'_blank'}, 'версия для печати')."] [".
	     a({href=>"/v2/tour/$textid/fb2", target=>'_blank'}, 'fb2')."]"."</font>");
        }
	
	return $output;
}

sub Suffix {
	my ($qnum) = @_;
	my ($suffix) = 'а' if $qnum =~ /[234]$/;
   $suffix = '' if $qnum =~ /1$/;
   $suffix = 'ов' if $qnum =~ /[567890]$/ || $qnum =~ /1.$/;
	return $suffix;
}


sub Suffix1 {
	my ($qnum) = @_;
	my ($suffix) = 'я' if $qnum =~ /[234]$/;
       $suffix = 'е' if $qnum =~ /1$/;
       $suffix = 'й' if $qnum =~ /[567890]$/ || $qnum =~ /1.$/;
	return $suffix;
}

sub Suffix2 {
	my ($qnum) = @_;
	my ($suffix) = 'и' if $qnum =~ /[234]$/;
       $suffix = 'ь' if $qnum =~ /1$/;
       $suffix = 'ей' if $qnum =~ /[567890]$/ || $qnum =~ /1.$/;
	return $suffix;
}

sub IsTour {
	my ($dbh, $Id,$n) = @_;

	my ($sth) ;
        
        if (defined $n) 
        { $sth=$dbh->prepare ("select Id FROM Tournaments
                           WHERE ParentId=$Id AND Number=$n");
        }
        else
        {
          $sth=$dbh->prepare("SELECT Id FROM Tournaments
		WHERE Id=$Id");
	}
	$sth->execute;
        my $a=($sth->fetchrow)[0];
	$sth->finish;
 	return $a;
}

# Gets a DB handler (ofcourse) and a tour Id. Prints all the
# question of that tour, according to the options.
sub PrintTour {
	my ($dbh, $Id, $answer) = @_;
	my ($output, $q, $bottom, $field) = ('', 0, '', '');

	my (%Tour) = &GetTournament($dbh, $Id);
	my (@Tours) = &GetTours($dbh, $Tour{'ParentId'});
	my (%Tournament) = &GetTournament($dbh, $Tour{'ParentId'});
	my %q;

	return 0
		if ($Tour{'Type'} !~ /Т/);

	my ($fname)=$Tournament{'FileName'};
	$fname=~s/\.txt//;
	my ($qnum) = $Tour{'QuestionsNum'};
	my ($suffix) = &Suffix($qnum);

	$output .= h2({align=>"center"}, $Tournament{"Title"},
		      $Tournament{'PlayedAt'}||'',
		      $Tournament{'PlayedAt2'}?'&nbsp;&ndash; '.$Tournament{'PlayedAt2'}:'',
		      "<br>\n", $Tour{"Title"} .
		" ($qnum вопрос$suffix)\n") . p;
	$output .=&PrintEditor(\%Tour);

	my (@Questions) = &GetTourQuestions($dbh, $Id);
	my $sth=SelectQuestions($dbh,\@Questions,0);
	for ($q = 0; $q <= $#Questions; $q++) {
		fetchquestion($sth,\%q,0);
		$output .= &PrintQuestion($dbh, \%q, $answer, 0,0,$text,1);
	}
	$sth->finish;
	$output .= hr({-'align'=>'center', -'width'=>'80%'});

	if ($Tournament{'URL'}) {
	    $URL = $Tournament{'URL'};
	    $URL=~s/http:\/znatoki\/boris\/reports\//$newsurl/ if $url=~/kulichki/ || $url=~/db.chgk.info/;
	    $URL=~s/\/znatoki\/boris\/reports\//$newsurl/ if url=~/kulichki/ || $url=~/db.chgk.info/;

	    $output .=
	    p("Дополнительная информация об этом турнире - по адресу " .
			a({-'href'=>$URL}, $URL));
	}

	if ($Tournament{'Copyright'}) {
		$output .= p("Копирайт: " .   $Tournament{'Copyright'});
	}

	if ($Tournament{'Info'}  ) {
		$output .= p($Tournament{'Info'});
	}

	if ($Tour{'Info'} && ($Tournament{'Info'} ne $Tour{'Info'})) {
		$output .= "!!".p($Tour{'Info'});
	}

	$output.=p("<a href='/dbxml.php?tour=".param('tour')."'>XML</a>");

	my $n=$Tour{'Number'};
	if ($answer == 0) {
	        my $nn=".$n";
	        $nn="" if ($n==1 && !&IsTour($dbh, $Tour{'ParentId'}, $n + 1));
	        
		$bottom .=
			"[" . a({href=>tourhref("$fname$nn",1)}, 
                         "ответы") .  "] " 
	}
	$bottom .= "[".a({href=>"/v2/tour/$fname/print", target=>'_blank'}, 'версия для печати')."] [".
	  a({href=>"/v2/tour/$fname/fb2/", target=>'_blank'}, 'fb2')."]".br;
	
#	$bottom .= "[".a({href=>'/v2/print/'.$fname.'.'.$Tour{'Number'}, target=>'_blank'}, 'версия для печати')."]".br;
	
	if ($n>1) {
		$bottom .=
			"[" . a({href=>tourhref("$fname.".($n-1),0)},
			"предыдущий тур") . "] ";
		$bottom .=
			"[" . a({href=>tourhref("$fname.".($n-1),1)},
			"предыдущий тур с ответами") . "] " . br."\n";
	}
	
	if (&IsTour($dbh, $Tour{'ParentId'}, $n + 1)) {
		$bottom .=
			"[" . a({href=>tourhref("$fname.".($n+1),0)},
			"следующий тур") . "] ";
		$bottom .=
			"[" . a({href=>tourhref("$fname.".($n+1),1)},
			"следующий тур с ответами") . "] ";
	}

	$output .=
		p({align=>"center"}, font({size=>-1}, $bottom));

	return $output;
}


sub escapeUrl {
	my $uri = shift;
	$uri=~s/<.*?>//g;
	$uri =~ s/([Ю-Ъю-ъ]+)/URI::Escape::uri_escape_utf8(decode("koi8-r",$1))/eg;
	return $uri;	
}

sub PrintField {
	my ($header, $value, $text) = @_;
	if ($text) {
	    $value =~ s/<[\/\w]*?>//sg;
	} else {
	    if ($header=~/Комментар/)
	    {
		$value=~s/^\s*$_[\.:]/p."\n".strong("$_").":\n"/me foreach @softfields;
	    }

	    $value =~ s/^\s+/<br>\n&nbsp;&nbsp;&nbsp;&nbsp;/mg;
	    $value =~ s/(\s+)-+(\s+)/$1&#0150;$2/mg;
	    $value =~ s/\s+\&#0150/&nbsp;\&#0150/mg 
			if $value !~ /^\|/;
	    $value =~ s/^\|([^\n]*)/<pre>$1<\/pre>/mg;

	    $value =~ s/(http:\/\/\S+[^\s\)\(\,\.\]])/a({href=>escapeUrl($1)},$1)/egm if $header !~ /^Авто/;#!!!

	    $value =~ s/\.\.\.\]/!!!ZAKR!!!/g;
	    $value =~ s/пропущено\]/!!!PROP!!!/g;
	    $value =~ s/пропущены\]/!!!PROP2!!!/g;
	    $value =~ s/\[Раздаточный материал:(.*?)\]\s*\n/<div class='razdatka'><div class='razdatka_header'>Раздаточный материал<\/div> $1<\/div>\n$2/sm;
	    $value =~ s/<раздатка>(.*?)<\/раздатка>/<div class='razdatka'><div class='razdatka_header'>Раздаточный материал<\/div> $1<\/div>\n/sm;
	    $value =~ s/!!!ZAKR!!!/\.\.\.\]/g;
	    $value =~ s/!!!PROP!!!/пропущено\]/g;
	    $value =~ s/!!!PROP2!!!/пропущены\]/g;


#	    $value =~ s/(http:\/\/\S+[^\s\)\(\,\.])/make/eg if $header !~ /^Авто/;#!!!
#	    $value =~ s/(http:\/\/\S+[^\s\)\(\,\.])/<a href="$1">$1<\/a>/g if $header !~ /^Авто/;
#	    $value =~ s/(http:\/\/(?:\w+.)+[\w\\\~]+(\?[^\s.]+)?)/<a href="$1">$1<\/a>/g if $header !~ /^Авто/;
#	    $value =~ s/(\s)"/$1&#147;/mg;
#	    $value =~ s/^"/&#147;/mg;
#	    $value =~ s/"/&#148;/mg;
	}

	if ($value=~/^\s*(<p.*?>)?\s*<strong/) {
		return $text ? "$value\n\n" :
			$value . p . "\n";
	}
	return $text ? "$header:\n$value\n\n" :
		strong("$header: ") . "\n".$value . p . "\n";
}

# Gets a DB handler (ofcourse) and a question Id. Prints
# that question, according to the options.
sub PrintQuestion {
	my ($dbh, $Id, $answer, $qnum, $title, $text,$h) = @_;
	my ($output, $titles) = ('', '');
	my $fname;
	my (%Question);
	if ($h) {
	  %Question=%$Id;
	} else {
		%Question = &GetQuestion($dbh, $Id);
		if ($title) {
			my (%Tour) = GetTournament($dbh, $Question{'ParentId'});
			my (%Tournament) = GetTournament($dbh, $Tour{'ParentId'});
			$Question{'FileName'}=$Tournament{'FileName'};
			$Question{'Title'}=$Tournament{'Title'};
			$Question{'PlayedAt'}=$Tournament{'PlayedAt'};
			$Question{'PlayedAt2'}=$Tournament{'PlayedAt2'};			
			$Question{'TourNumber'}=$Tour{'Number'};
			$Question{'TourTitle'}=$Tour{'Title'};
		}

        }
		$qnum = $Question{'Number'}
		if ($qnum == 0);
	if (!$text) {
		$output .= hr({width=>"50%"}) if $answer>=0;
		if ($title) {
			$fname=$Question{'FileName'};
			$fname=~s/\.txt//;
			$titles .=
				dd(img({src=>"/icons/folder.open.gif"}) . " " .
					 a({href=>tourhref($fname,0,1)}, 
                               $Question{'Title'}, $Question{'PlayedAt'}||'',
                               $Question{'PlayedAt2'}?'&nbsp;&ndash; '.$Question{'PlayedAt2'}:''));
			$titles .=
				dl(dd(img({src=>"/icons/folder.open.gif"}) . " " .
					a({href=>tourhref("$fname.$Question{'TourNumber'}#$qnum",1)}, 
                          $Question{'TourTitle'})));
		}
		$output .= dl(strong($titles));
	}


	$output.= "<a NAME=\"$qnum\">" unless $text;

	if ($answer>=0) {$output .=
		&PrintField("Вопрос $qnum", $Question{'Question'}, $text);}
	else {$output .="$qnum. "}
	if ($answer==1|| $answer==-1) {
		$output .=
			&PrintField("Ответ", $Question{'Answer'}, $text);
		if ($Question{'PassCriteria'} ) {
		  $output .=
			&PrintField("Зачёт", $Question{'PassCriteria'}, $text);
                }

		if ($Question{'Authors'} ) {
                      my $q=$Question{'Authors'};
###АВТОРА!!
# 		      my $sth=$dbh->prepare("select Authors.CharId,Name, Surname, Nicks from Authors, A2Q
#                                  where Authors.Id=Author And Question=$Id");
#                       $sth->execute;
#                       my ($AuthorId,$Name, $Surname,$other,$Nicks);
#                      if (!$text) {
#                       while ((($AuthorId,$Name, $Surname,$Nicks)=$sth->fetchrow),$AuthorId)
#                       {
#                          my ($firstletter)=$Name=~m/^./g;
#                          $Name=~s/\./\\\./g;
#                          $Name=~s/ё/[её]/g;
#                          $Surname=~s/ё/[её]/g;
#                           my $sha="(?:$Name\\s+$Surname)|(?:$Surname\\s+$Name)|(?:$firstletter\\.\\s*$Surname)|(?:$Surname\\s+$firstletter\\.)|(?:$Surname)";
#                           if ($Nicks)
#                           {
#                             $Nicks=~s/^\|//;
#                             foreach (split /\|/, $Nicks)
#                             {
#                               s/\s+/ /g;
#                               s/\s+$//;
#                               s/ /\\s+/g;
#                               s/\./\\\./g;
#                               if (s/>$//) {$sha="$sha|(?:$_)"}
#                               else        {$sha="(?:$_)|$sha"}
#                             }
#                           }
#                           $q=~s/($sha)/a({href=>url."?qofauthor=$AuthorId"},$1)/ei;
#                           unless ($1) 
#                             {   
#                                 $q=~s/$Name/a({href=>url."?qofauthor=$AuthorId"},$1)/ei;
#                             }
#                       }
#                      }
			$output .= &PrintField("Автор(ы)", $q, $text);

		}

		if ($Question{'Sources'}) {
			$output .= &PrintField("Источник(и)", $Question{'Sources'}, $text);
		}

		if ($Question{'Comments'}) {
			$output .= &PrintField("Комментарии", $Question{'Comments'}, $text);
		}
	}
	elsif ($answer==2) {
	  my $text=$Question{'Answer'};
	  $text=~s/\n/<option>/mg;
	  $output.="<select><option selected>Ответ:<option>$text</select>";
	  $text=$Question{'Comments'}||'';
	  if ($text) {
             $text=~s/\n/<option>/mg;
	     $output.="<select><option selected>Комментарий:<option>$text</select>"
	  }
	} 
	elsif ($answer==3) {
        $output.=  <<EOTT
	  <div align=right STYLE="cursor:hand;" OnStart="toggle(document.all.HideShow$qnum);" OnClick="toggle(document.all.HideShow$qnum);">
	  <font size=-2 color=red> Показать/убрать ответ</font></div>
	  <span style="display:none" id=HideShow$qnum>
EOTT
          .&PrintField("Ответ", $Question{'Answer'}, $text);
		if ($Question{'Authors'}) {
			$output .= &PrintField("Автор(ы)", $Question{'Authors'}, $text);
		}
		if ($Question{'PassCriteria'}) {
			$output .= &PrintField("Зачёт", $Question{'PassCriteria'}, $text);
		}

		if ($Question{'Sources'}) {
			$output .= &PrintField("Источник(и)", $Question{'Sources'}, $text);
		}

		if ($Question{'Comments'}) {
			$output .= &PrintField("Комментарии", $Question{'Comments'}, $text);
		}



$output.="</span>"

	}
	$output=~s/\(pic: ([^\)]*)\)/<p><img src="\/znatoki\/images\/db\/$1"><\/p>/g unless $text;
	$output=~s/\(aud: ([^\)]*)\)/<embed type="application\/x-shockwave-flash" src="http:\/\/www.google.com\/reader\/ui\/3247397568-audio-player.swf?audioUrl=\/znatoki\/sounds\/db\/$1"  allowscriptaccess="never" width="400" height="27" quality="best" bgcolor="#ff0000" wmode="window" flashvars="playerMode=embedded" \/>/g unless $text;

	$output=~s/⌡/\&iuml;/g;
	$output=~s/⌠/\&Iuml;/g;

	$paramtour||=param("tour");
	$fname=$fname.".$Question{'TourNumber'}" if $fname && $Question{'TourNumber'};
$fname||=param('tour');
	my $qid=$fname ? ($fname.".$Question{'Number'}" ): '';

	$output.=br."\n".a({href=> "/search/"."?metod=proxy&
qid=$qid"}, 'Близкие вопросы').p
             if $answer>0 && !$text && $qid && $showNearQuestions;
	return $output;
}

# Returns the total number of questions currently in the DB.
sub GetQNum {
	my ($dbh,$x) = @_;
	my ($sth) = $dbh->prepare("SELECT COUNT(*) FROM Questions");
	$sth->execute;
	my $tmp=($sth->fetchrow)[0];
        $sth->finish;
	($sth)=  $dbh -> prepare("select distinct count(first) FROM equalto");
	           $sth -> execute;
	my ($c)=$sth->fetchrow;

#	           $i++  while ( my  ($first, $second)=$sth -> fetchrow)
#                  {
#                       $forbidden{$first}=1;
#                  }
                  $sth->finish;

 	return $tmp-($x?$c:0);
}
sub GetMaxQId {
	my ($dbh) = @_;
	my ($sth) = $dbh->prepare("SELECT MAX(QuestionId) FROM Questions");
	$sth->execute;
	my $tmp=($sth->fetchrow)[0];
        $sth->finish;
 	return $tmp;

}

# Returns Id's of 12 random questions
sub Get12Random {
   my ($dbh, $type, $num) = @_;
	my ($i, @questions, $q, $t, $sth);
	my ($qnum) = &GetMaxQId($dbh);
	my (%chosen);
	srand;
	my $where=0;
	my $r=int (rand(10000));
	my $w1=$r<5000? "QuestionId<50000 ":"QuestionId>=50000";
	$w1=1 if $url=~/zaba/;
	$w1=1 if $type!~/Ч/;
	foreach (split '', $type)
        {
 	   $where.= " OR (Type ='$_') OR (Type ='$_Д') ";
 	}
        $where.= "OR (Type='ЧБ')" if ($type=~/Ч|Б/);

#   $q="select QuestionId, QuestionId/$r-floor(QuestionId/$r) as val 
#       from Questions where $where order by val limit $num";
# Когда на куличках появится mysql >=3.23 надо заменить на order by rand();
   $q="select QuestionId from Questions where ($w1) AND ($where) order by rand() limit $num";


   $sth=$dbh->prepare($q);
   $sth->execute;
   while (($i)=$sth->fetchrow)
   {
      push @questions,$i;
   }
   $sth->finish;
    for ($i=@questions; --$i;){ 
       my $j=rand ($i+1); 
       @questions[$i,$j]=@questions[$j,$i] unless $i==$j;
    }
   return @questions;
}

sub Include_virtual {
	my ($fn, $output) = (@_, '');
	return "\n<!--#include virtual=\"$fn\"-->\n" if ($opt_z);
	open F , $fn
		or return ""; #die "Can't open the file $fn: $!\n";

	while (<F>) {
		if (/<!--#include/o) {
			s/<!--#include virtual="\/?([^\/].*)" -->/&Include_virtual($1)/e;
		}
		if (/<!--#exec/o) {
			s/<!--#exec.*cmd\s*=\s*"([^"]*)".*-->/`$1`/e;
		}
		$output .= $_;
	}
	return $output||"";
}

sub PrintArchive {
	my($dbh, $Id) = @_;
	my ($output, @list, $i);

	my (%Tournament) = &GetTournament($dbh, $Id);
	my (@Tours) = &GetTours($dbh, $Id);
	if ($Tournament{'Type'} =~ /Г/ || $Id == 0) {
		for ($i = 0; $i <= $#Tours; $i++) {
			push(@list ,&PrintArchive($dbh, $Tours[$i]));
		}
		return @list;
	}
#	return "$SRCPATH/$Tournament{'FileName'} ";
	return "$TMPDIR/$Tournament{'FileName'} ";
}

sub PrintAll {
	my ($dbh, $Id,$fname) = @_;
	my ($output, $list, $i);

	my (%Tournament) = &GetTournament($dbh, $Id);
	my (@Tours) = &GetTours($dbh, $Id);
	my $SingleTour = $#Tours == 0;

	my ($New) = ($Id and $Tournament{'Type'} eq 'Ч' and
		&NewEnough($Tournament{"CreatedAt"})) ?
		img({src=>"/znatoki/dimrub/db/new-sml.gif", alt=>"NEW!"}) : "";

	if ($Id == 0) {
		$output = h3("Все турниры");
	} else {
	         my $textid;
		 if ($textid=$Tournament{'FileName'})
		 {
		   $textid=~s/\.txt//;
		 }
		 elsif ($textid=$Tournament{'Number'})
		 {
		      $fname=~s/\.txt//;
		      $textid="$fname.$textid";
		 }
	         else {$textid=$Tournament{'Id'}};


		$output .= dd(img({src=>"/icons/folder.gif", alt=>"[*]"}) .
      " " . a({href=>tourhref($textid,0,!$SingleTour)},
      $Tournament{'Title'}) ." " . ($Tournament{'PlayedAt'}||'') . 
      ($Tournament{'PlayedAt2'}?'&nbsp;&ndash; '.$Tournament{'PlayedAt2'}:'') . 
      " $New");
	}
	if ($Id == 0 or $Tournament{'Type'} =~ /Г/ or $Tournament{'Type'} eq '') {
		for ($i = 0; $i <= $#Tours; $i++) {
			$list .= &PrintAll($dbh, $Tours[$i],$Tournament{'FileName'});
		}
		$output .= dl($list);
	}
	return $output;
}

sub PrintDates {
	my ($dbh) = @_;
	my ($from) = param('from_year') . "-" . param('from_month') .
		"-" .  param('from_day');
	my ($to) = param('to_year') . "-" . param('to_month') . "-" .  param('to_day');
	$from = $dbh->quote($from);
	$to = $dbh->quote($to);
	my ($sth) = $dbh->prepare("
		SELECT DISTINCT Id
		FROM Tournaments
		WHERE PlayedAt >= $from AND PlayedAt <= $to
		AND Type = 'Ч'
	");
	$sth->execute;
	my (%Tournament, @array, $output, $list);

	$output = h3("Список турниров, проходивших между $from и $to.");
	while (@array = $sth->fetchrow) {
		next
			if (!$array[0]);
		%Tournament = &GetTournament($dbh, $array[0]);
	         my $textid;
		 if ($textid=$Tournament{'FileName'})
		 {
		   $textid=~s/\.txt//;
		 }
		 elsif ($textid=$Tournament{'Number'})
		 {
		      $fname=~s/\.txt//;
		      $textid="$fname.$textid";
		 }
	         else {$textid=$Tournament{'Id'}};
      $list .= dd(img({src=>"/icons/folder.gif", alt=>"[*]"}) .
      " " . a({href=>tourhref($textid,0,1)},
      $Tournament{'Title'}, $Tournament{'PlayedAt'}||'', 
      $Tournament{'PlayedAt2'}?'&nbsp;&ndash; '.$Tournament{'PlayedAt2'}:''));
	}
        $sth->finish;
	$output .= dl($list);
	return $output;
}

sub PrintQOfAuthor
{

    my ($dbh, $id) = @_;
    my $Output='';
    unless ($id=~/^\d+$/) {
      $id=$dbh->quote($id);
      my $sth =  $dbh->prepare("SELECT Id FROM Authors WHERE CharId=$id");
      $sth->execute;
      ($id)=$sth->fetchrow;
      $sth->finish;
    }
    $id=$dbh->quote($id);

    my $sth =  $dbh->prepare("SELECT  Name, Surname FROM Authors WHERE Id=$id");
    $sth->execute;
    my ($name,$surname)=$sth->fetchrow;

    $sth =  $dbh->prepare("SELECT Question FROM A2Q WHERE Author=$id");
    $sth->execute;
    my $q;
    my @Questions;
    while (($q)=$sth->fetchrow,$q)
     {push @Questions,$q unless $forbidden{$q}}
    $sth->finish;

    my ($output, $i, $suffix, $hits) = ('', 0, '', $#Questions + 1);

    if ($hits =~ /1.$/  || $hits =~ /[5-90]$/) {
		$suffix = 'й';
	} elsif ($hits =~ /1$/) {
		$suffix = 'е';
	} else {
		$suffix = 'я';
	}
	$Output.= printform;
	$Output.= p({align=>"center"}, "Автор ".strong("$name $surname ")
	. " : $hits попадани$suffix.");


#	for ($i = 0; $i <= $#Questions; $i++) {
#		$output = &PrintQuestion($dbh, $Questions[$i], 1, $i + 1, 1);
#		print $output;
#	}
        $Output.=PrintList($dbh,\@Questions,'gdfgdfgdfgdfg');
}


sub PrintAuthors
{
     my ($dbh,$sort)=@_;
     my($output,$out1,@array,$sth);
     if ($sort eq 'surname')
     {
        $sth =
             $dbh->prepare("SELECT Id, Name, Surname, QNumber FROM Authors order by Surname, Name");
     }
     elsif($sort eq 'name')
     {
        $sth =
             $dbh->prepare("SELECT Id, Name, Surname, QNumber FROM Authors order by Name, Surname");
     }
     else
     {
        $sth =
             $dbh->prepare("SELECT Id, Name, Surname, QNumber FROM Authors Order by QNumber DESC, Surname");
     }

     $output.=h2("Авторы вопросов")."\n";
     $output.="<TABLE>";


     $sth->execute;
     $output.=Tr(th[a({href=>$url."?authors=name"},"Имя")
.", ".
a({href=>$url."?authors=surname"},"фамилия")
     , a({href=>$url."?authors=kvo"},"Количество вопросов")]);

     $out1='';

     my $ar=$sth->fetchall_arrayref;

     $sth->finish;


    foreach my $arr(@$ar)
     {

           my ($id,$name,$surname,$kvo)=@$arr;
           if (!$name || !$surname) {
              } else
           {
             my $add=Tr(td([a({href=>$url."?qofauthor=$id"},"$name $surname"), $kvo]))."\n";
             $output.=$add;
           }
     }
     $output.="</TABLE>";
     $sth->finish;
     return $output;
}


sub WriteFile {
  my ($dbh,$fname) = @_;
  $fname=~s/\s+$//;
  $fname=~s/^\s+//;
  $fname=~s/\.txt$//;
  $fname=~s/.*\/(\w+)/$1/;

  my $query= "SELECT Id, Title, Copyright, Info, URL, 
                      Editors, EnteredBy, PlayedAt, CreatedAt, PlayedAt2
                     from Tournaments where FileName=
                     '$fname' OR FileName=".$dbh->quote("$fname.txt");
  my $sth=$dbh->prepare($query);
  my (%Question,%editor,%qnumber,%copyright,%author,%vid,%tourtitle);
  $sth->execute;
  my ($Id, $Title, $Copyright, $Info, $URL, 
   $Editors, $EnteredBy, $PlayedAt, $CreatedAt, $PlayedAt2)=
      $sth->fetchrow;
  return -1 unless $Id;
  open (OUT, ">$TMPDIR/$fname.txt") || print STDERR "Error in $fname.txt\n";
  print OUT "Чемпионат:\n$Title\n\n";
  my $date=$PlayedAt||'00-00-00';
  my ($year,$month,$day)=split /-/, $date;
#  $month=0,$date=0 if $year && $month==1 && $day==1;
  my $pdate=sprintf("%02d-%3s-%4d",$day,$months[$month],$year);
  if ($PlayedAt2) {
    my ($year,$month,$day)=split /-/, $date;
    $pdate .= sprintf(" - %02d-%3s-%4d",$day,$months[$month],$year);    
  }

  print OUT "Дата:\n$pdate\n\n" if $date;

  print OUT "URL:\n$URL\n\n" if $URL;

  print OUT "Инфо:\n$Info\n\n" if $Info;

  print OUT "Копирайт:\n$Copyright\n\n" if $Copyright;

  print OUT "Редактор:\n$Editors\n\n" if $Editors;


  $query= "SELECT Id, Title, Copyright, Editors from Tournaments where ParentId=$Id order by Id";
  $sth=$dbh->prepare($query);
  $sth->execute;
  my ($tourid,$tourtitle,$cright,$editor,@tours,$vid,$author,$tourauthor);


  while (($tourid,$tourtitle,$cright,$editor)=$sth->fetchrow,$tourid)
  {
#    $text{$tourid}="Тур:\n$tourtitle\n\n";
    $query= "SELECT * from Questions where ParentId=$tourid order by QuestionId";
    my $sth1=$dbh->prepare($query);
    $sth1->execute;
    push(@tours,$tourid);
    $tourtitle{$tourid}=$tourtitle;
    $copyright{$tourid}=$cright;
    $editor{$tourid}=$editor;
    $vid='';
    my $author='';
    my $eqauthor=1;
    my $qnumber=0;
    my @arr;
    while ( (@arr=$sth1->fetchrow), $arr[0])
    {
	my($i, $name);
	$i=0;
	$qnumber++;
	foreach $name (@{$sth1->{NAME}}) {
	        if ($arr[$i]) {
  	           $arr[$i]=~s/^(.*?)\s*$/$1/;
		   $Question{$tourid}[$qnumber]{$name} = $arr[$i];
		} else {
  	            $Question{$tourid}[$qnumber]{$name} = 
                   ''}
                $i++;
	}
	if ($vid)
        {
          if ($vid ne $Question{$tourid}[$qnumber]{'Type'}) {print STDERR "Warning: Different types for Tournament $tourid\n"}
        } else 
        {
            $vid=$Question{$tourid}[$qnumber]{'Type'};
        } 

	if ($author)
        {
          if ($author ne $Question{$tourid}[$qnumber]{'Authors'})  
          {
             $eqauthor=0;
          }
        } else 
        {
            $author=$Question{$tourid}[$qnumber]{'Authors'};
            $eqauthor=0 unless $author;
        } 
    }
    $vid{$tourid}=$vid;
    $qnumber{$tourid}=$qnumber;
    $author{$tourid}=$eqauthor ? $author : '';
  }


  $vid='';
  my $eqvid=1;
  my $eqauthor=1;
  foreach (@tours)
  {
     $vid||=$vid{$_};
     if ($vid{$_} ne $vid)
     {
        $eqvid=0;
     }
     $author||=$author{$_};
     if (!$author{$_} || ($author{$_} ne $author))
     {
        $eqauthor=0;
     }
  }
  
  print OUT "Вид:\n$vid\n\n" if $eqvid;
  print OUT "Автор:\n$author\n\n" if $eqauthor;

  foreach my $tour(@tours)
  {
     print OUT "Тур:\n$tourtitle{$tour}\n\n";
     print OUT "Вид:\n$vid{$tour}\n\n" if  !$eqvid;
     print OUT "Копирайт:\n$copyright{$tour}\n\n" if $copyright{$tour} && ($copyright{$tour} ne $Copyright);
     print OUT "Редактор:\n$editor{$tour}\n\n" if $editor{$tour} && ($editor{$tour} ne $Editors);
     $tourauthor=0;
     if (!$eqauthor && $author{$tour})
     { 
       print OUT "Автор:\n$author{$tour}\n\n";
       $tourauthor=1;
     }
     foreach my $q(1..$qnumber{$tour})
     {
        print OUT "Вопрос $q:\n".$Question{$tour}[$q]{'Question'}."\n\n";
	print OUT  "Ответ:\n".$Question{$tour}[$q]{'Answer'}."\n\n";
	print OUT  "Зачёт:\n".$Question{$tour}[$q]{'PassCriteria'}."\n\n";
	print OUT  "Автор:\n".$Question{$tour}[$q]{'Authors'}."\n\n" 
               if !$tourauthor && !$eqauthor && $Question{$tour}[$q]{'Authors'};
	print OUT  "Комментарий:\n".$Question{$tour}[$q]{'Comments'}."\n\n" 
               if $Question{$tour}[$q]{'Comments'};
	print OUT "Источник:\n".$Question{$tour}[$q]{'Sources'}."\n\n" 
               if $Question{$tour}[$q]{'Sources'};
	print OUT "Рейтинг:\n".$Question{$tour}[$q]{'Rating'}."\n\n" 
               if $Question{$tour}[$q]{'Rating'};

     }
  }

  close OUT;



}

sub Bottom
{
	my $output.=&Include_virtual("$footer")||"";
	$output.=p."<center><font size=-2>Обновление: ".&Include_virtual("$datefooter")."</center></font>";
	$output.=<<EEE
<SCRIPT LANGUAGE="JavaScript">
function toggle(e) {
  if (e.style.display == "none") {
     e.style.display="";
  } else {
     e.style.display = "none";
 }
}
</SCRIPT>
EEE
;
	$output.=end_html;
	return $output;
}


MAIN:
{
        
	setlocale(LC_CTYPE,'russian');
	POSIX::setlocale( &POSIX::LC_ALL, $thislocale );
	my($i, $tour);
	my($text) = (param('text')) ? 1 : 0;
	$tour = (param('tour')) ? param('tour') : 0;
	my $texttour=$tour;
	my ($sth,$dbh);
	my($dsn) = "DBI:mysql:database=$dbname;host=$dbhost";
        $dbh = DBI->connect($dsn, $dbuser, $dbpass)
#	$dbh = DBI->connect("DBI:mysql:$dbname", $username, $dbpass)
		or do {
			print header.h1("Временные проблемы") . "База вопросов временно не
			работает. Заходите попозже.";
			print &Include_virtual("$reklama") if $url!~/localhost/;
		    print end_html;
			die "Can't connect to DB chgk\n";
		};
        $dbh->do("set names koi8r");

	if (param('qid') && (param('qid')=~/^\d+$/) || $tour && $tour=~/^\d+$/) {
#	   my $destination='http://chgk.zaba.ru/search.html';
#		print header (-'Content-Type' => 'text/html',
#                -'Location:'=> 'http:\\db.chgk.info');
		Redirect($destination);
                exit
	}

	if (0 && $tour && !param('qnumber') && (!param('answers')||(param('answers')<=1)))
	{       
	        my $n=param('tour');
	        $n=~s/.txt$//;        
		my $gr=($n=~/^[A-Z]/) || (-e "$realHTMLDIR$n.html");
		my $destination=tourhref($tour,param('answers')||0,$gr);
		my $d=$destination;
		$d=~s/$HTMLDIR/$realHTMLDIR/;
#		print header.$destination;
#                print header."$d|".(-e "$realHTMLDIR$n.html");
                if (-e $d) {
			Redirect($destination);
			exit
		}
		$d=~s/\.\d+//;
		$destination=~s/\.\d+//;
                if (-e $d) {
			Redirect($destination);
			exit
		}

	}

	if ($tour !~ /^[0-9]*$/) {	    
		    if ($tour=~/\./)
		    {
		        my ($fname,$n)= split /\./ , $tour;

	                $sth = $dbh->prepare(
                       "SELECT t2.Id FROM Tournaments as t1, 
                        Tournaments as t2 
			WHERE (t1.FileName = '$fname.txt' OR t1.FileName='$fname')
                        AND t1.Id=t2.ParentId AND t2.Number=$n");
		    }	
		    else 
		        {
                          $sth = $dbh->prepare("SELECT Id FROM Tournaments
			             WHERE FileName = '$tour.txt' OR 
                                       FileName = '$tour'");
			}
		    $sth->execute;
	            $tour = ($sth->fetchrow)[0];
                    $sth->finish;
	}


	if ($text && !param ('comp')) {
		print header('text/plain');
	} elsif (!param('comp')) {
		print header(-charset =>'koi8-r')}
	  my $sstr=param('sstr');
          $opt_z||=param("makehtml");
	  if (param('qid')) {
	      my $sth;
	      my $qid=param('qid');
#		if ($qid !~ /^[0-9]+$/) 
                {
                    my ($fname,$t,$n)= split /\./ , $qid;
                    $n=$t,$t='' unless $n;
                    $t||=1;
		    if ($t)
		    {
	                $sth = $dbh->prepare(
                       "SELECT t2.Id FROM Tournaments as t1, 
                        Tournaments as t2 
			WHERE (t1.FileName = '$fname.txt' OR t1.FileName='$fname')
                        AND t1.Id=t2.ParentId AND t2.Number=$t");
		    }	
#		    else 
#		        {
#                          $sth = $dbh->prepare("SELECT Id FROM Tournaments
#			             WHERE FileName = '$fname.txt' OR FileName = '$fname'" );
#			}
		    $sth->execute;
	            $tour = ($sth->fetchrow)[0];
                    $sth->finish;
	            $sth = $dbh->prepare(
                       "SELECT QuestionId FROM 
                        Questions 
			WHERE ParentId=$tour AND 
                        Questions.Number=$n");
		        $sth->execute;
	                $qid = ($sth->fetchrow)[0];
              	     my $query="SELECT Question, Answer from Questions where QuestionId=$qid";
	      	     $sth=$dbh->prepare($query);
	      	     $sth->execute;
	      	     $sstr= join ' ',$sth->fetchrow;
              	     $sth->finish;
	      	     $searchin{'Question'}=1;
	      	     $searchin{'Answer'}=1;
              	     $sstr=~tr/ёЁ/еЕ/;
              	     $sstr=~s/[^йцукенгшщзхъфывапролджэячсмитьбюЙЦУКЕНГШЩЗХЪФЫВАПРОЛДЖЭЯЧСМИТЬБЮa-zA-Z0-9]/ /gi;
              	     $proxysstr=$sstr;
              	     $proxysstr=makeproxysstr($dbh,\$proxysstr);
              } 
              
 	}


	if (!param('comp') and !param('sqldump') and !$text) {
	   my $title="Результаты поиска на \"". ($proxysstr||$sstr) .'"' 
                                                    if ($proxysstr||$sstr);
           $title||="База вопросов";
	   $globaloutput.=start_html(-"title"=>$title,
	           -author=>'dimrub@icomverse.com',
	           -bgcolor=>'#fff0e0',
				  -vlink=>'#800020');#}
$globaloutput.="<style>
td	{font-size: x-small; font-family : sans-serif}
th	{font-size: x-small; font-family : sans-serif}
div.razdatka { 
    background-color:#EEEEFF;
    padding:4px;
    border:1px solid black;
}

div.razdatka_header {font-style:italic;}

</style>\n";

		$globaloutput.=&Include_virtual("$reklama")||'';
	}

       if ($usehash && !$opt_z && length ($qs)<=255 && $qs !~ /(sstr)|(rand)|(comp)|(all=)/i) {
        	my $sth=$dbh->prepare("SELECT page,times,t from hash where query=".$dbh->quote($qs));
        	$sth->execute();
        	my ($p,$times,$t)=$sth->fetchrow();
        	$sth->finish;
        	if ($p) {
			print ".$p";
			$dbh->disconnect;
			exit ;
		}
       }




        if (param('hideequal')) {
	           my ($sth)=  $dbh -> prepare("select first, second FROM equalto");
	           $sth -> execute;
	           while ( my  ($first, $second)=$sth -> fetchrow)
                  {
                       $forbidden{$first}=1;
                  }
                  $sth->finish;
        }



	if (param('rand')) {
		my ($type, $qnum) = ('', 12);
		$type.=$TypeName{$_} foreach param('type');
#		$type .= 'Б' if (param('brain'));
#		$type .= 'Ч' if (param('chgk'));
		$qnum = param('qnum') if (param('qnum') =~ /^\d+$/);
		$qnum = 0 if (!$type);
		my $Email;
		if (($Email=param('email')) && -x $SENDMAIL &&
		open(F, "| $SENDMAIL $Email")) {
			my ($mime_type) = $text ? "plain" : "html";
			print F <<EOT;
To: $Email
From: boris\@chgk.info
Subject: Sluchajnij Paket Voprosov "Chto? Gde? Kogda?"
MIME-Version: 1.0
Content-type: text/$mime_type; charset="koi8-r"

EOT
			print F &PrintRandom($dbh, $type, $qnum, $text);
			close F;
			$globaloutput.= "Пакет случайно выбранных вопросов послан по адресу $Email. Нажмите
			на <B>Reload</B> для получения еще одного пакета";
		} else {
			$globaloutput.= &PrintRandom($dbh, $type, $qnum, $text);
		}
	}
	  elsif (param('authors')){
                $globaloutput.= &PrintAuthors($dbh,param('authors'));
        }
          elsif (param('qofauthor')){
                $globaloutput.= &PrintQOfAuthor($dbh,param('qofauthor'));
        }
          elsif (param('sstr')||param('was')) {
		$globaloutput.=&PrintSearch($dbh, $sstr||' ', param('metod')||'',param('was'));
		$dbh->do("delete from lastqueries where
                      (TO_DAYS(NOW()) - TO_DAYS(t) >= 2) OR
		           (time_to_sec(now())-time_to_sec(t) >3600)") if $usewas && random(30)==0;
	} 
	  elsif (param('qid')) {
 	      $globaloutput.=&PrintSearch($dbh, $sstr||'', 'proxy');
 	}
 	elsif (param('getfile')){
           $globaloutput.=&writefile
 	} elsif (param('all')) {
#	   my $destination='http://db.chgk.info/all.html';
#		Redirect($destination);
#                exit;
		$globaloutput.=&PrintAll($dbh, 0);
	} elsif (param('from_year') && param('to_year')) {
		$globaloutput.=&PrintDates($dbh);
	} elsif (param('comp')) {
            print "Content-Type: application/octet-stream\n";
            print  "Content-Type: application/force-download\n";
            print  "Content-Type: application/download\n";
            print  "Content-Type: application/x-zip-compressed; name=$texttour.zip\n";
            print "Content-Disposition: attachment; filename=$texttour.zip \n\n";
	    $tour ||= 0;
	    my (@files) = &PrintArchive($dbh, $tour);
	    WriteFile($dbh,$_) foreach @files;
	    open F, "$ZIP -j - @files |";
	    binmode(F);
	    binmode(STDOUT);
	    print join "",<F>;
	    close F;
	    $dbh->disconnect;
	    exit;
	} elsif (param('sqldump')) {
	    print header(
			 -'Content-Type' => 'application/x-zip-compressed; name="dump.zip"',
			 -'Content-Disposition' => 'attachment; filename="dump.zip"'
			 );
	    open F, "$ZIP -j - $DUMPFILE |";
	    print (<F>);
	    close F;
	    $dbh->disconnect;
	    exit;

	} 
        elsif (!$opt_z && !param("makehtml")) {
		my $QuestionNumber=0;
		my $qnum;
		if ($qnum=param('qnumber')){
      	          my ($sth) = $dbh->prepare("SELECT QuestionId FROM Questions
		     WHERE ParentId=$tour AND Number=$qnum");
		  $sth->execute;
		  $QuestionNumber=($sth->fetchrow)[0]||0;
	        }
	        if ($QuestionNumber) {
		  $globaloutput.= &PrintQuestion($dbh, $QuestionNumber, $withanswers||0, $qnum, 1,$text,0);
#                                        $dbh, $Id, $answer, $qnum, $title, $text
		} else  {
  		   $globaloutput.=&PrintTournament($dbh, $tour, $withanswers);
  		}
	}
	else {
	          $opt_z=1;
	          $url="http://db.chgk.info/cgi-bin/db.cgi";
	          open TS, $timestamp;
	          my $d=$dbh->quote(<TS>);
	          close TS;
		  open FF, ">${realHTMLDIR}index.html" or die "ERROR! - ${HTMLDIR}index.html\n";
		       my $o=$globaloutput;
		       $o.=&PrintTournament($dbh, 0, 0);
		       $o.=&Bottom;
		       print FF $o;
		  close FF;
		  open FF, ">${realHTMLDIR}all.html" or die "ERROR! - ${HTMLDIR}all.html\n";
		       $o=$globaloutput;
		       $o.=&PrintAll($dbh,0);
		       $o.=&Bottom;
		       print FF $o;
		       close FF;


#      	          my ($sth) = $dbh->prepare("SELECT t1.Id, t1.FileName, t1.Type, 
#			count(t2.Id) 
#                     FROM Tournaments as t1, Tournaments as t2
#		     WHERE t1.CreatedAt>$d AND t2.ParentId=t1.Id GROUP BY t1.Id");
my ($sth) = $dbh->prepare("SELECT t1.Id, t1.FileName, t1.Type, count(t2.Id)  FROM Tournaments as t1  LEFT JOIN Tournaments as t2 
 ON t2.ParentId=t1.id WHERE t1.CreatedAt>=$d GROUP BY t1.Id");
		  $sth->execute;
		  my ($Id,$fname,$type,$c);
		  while (($Id,$fname,$type,$c)=$sth->fetchrow,$Id) {
		     next unless $fname;
		     print "$fname\n";
		     $fname=~s/\.txt$//;
		     if ($type=~/Т/ || $c<=1)
		     {
		       open FF, ">$realHTMLDIR$fname-q.html" or die "ERROR! - $fname-q.html\n";
		       my $o=$globaloutput;
		       $paramtour=$fname;
		       $o.=&PrintTournament($dbh, $Id, 0);
		       $o.=&Bottom;
		       print FF $o;
		       close FF;
		       open FF, ">$realHTMLDIR$fname-a.html";
		       $o=$globaloutput;
		       $o.=&PrintTournament($dbh, $Id, 1);
		       $o.=&Bottom;
		       print FF $o;
		       close FF;
		     }
		     else {
		       open FF, ">$realHTMLDIR$fname.html" or die "ERROR! - $fname-q.html\n";
		       my $o=$globaloutput;
		       $o.=&PrintTournament($dbh, $Id, 0);
		       $o.=&Bottom;
		       print FF $o;
		       close FF;

		     }
                  }
        }
	if (!$text) {
		$globaloutput.=&Bottom;
	}
        if (!$opt_z){ 
	  print $globaloutput;
	  if (($qs!~ /(rand)|(sstr)|(comp)/i) && (length $qs<=255) && $usehash) {
		$globaloutput=  $dbh->quote($globaloutput);
		$dbh->do("insert into hash (query,page) values (".
		$dbh->quote($qs).
                    ",$globaloutput)");
	  }
	}

	$dbh->disconnect;
}

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