File:  [Local Repository] / db / prgsrc / updateRS1.pl
Revision 1.10: download - view: text, annotated - select for diffs - revision graph
Thu Feb 13 16:27:32 2003 UTC (21 years, 2 months ago) by boris
Branches: MAIN
CVS tags: HEAD
Added $DUMPDIR

#!/usr/bin/perl -w

=head1 NAME

updateRS.pl - Скрипт для занесения в таблицы русского поиска базы 
B<$base> информации о вопросах 

=head1 SYNOPSIS

updateRS1.pl Questions_per_cicle cicles_number

updateRS.pl Questions_per_cicle

updateRS.pl


=head1 DESCRIPTION

Скрипт ищет в таблице Questions вопросы с нулевым ProcessedBySearch,
добавляет информацию в таблицы word2question, nests, nf. Поле 
ProcessedBySearch устанавливается в 1. Обрабатывает 
Questions_per_cicle*cicles_number вопросов, сбрасывая 
информацию в базу каждые Questions_per_cicle вопросов.
Значения по умолчанию:
Questions_per_cicle=500;
cicles_number=1.


=head1 AUTHOR

Роман Семизаров


=cut


use locale;
use DBI;
use POSIX qw (locale_h);
use lib "../lib";
use chgkfiles;
use dbchgk;
my $DUMPDIR = $ENV{DUMPDIR} || "../dump";

open (STDERR,">$DUMPDIR/errors");
my $initime=time;
open TIME, ">$DUMPDIR/time"; 
do "common.pl";
do "chgk.cnf";

$qlimit=shift||500;
$times=shift||1;

die "Undefined \$maxwsize! check your chgk.cnf" unless $maxwsize;

require "check.pl";

open (STDERR,">$stderr") if $stderr;


open (UNKNOWN,">$unknown");


          
my $nf;

#open WARN, ">$warnings";

#%forbidden=checktable('equalto')? getequalto : ();


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

getquestions(QuestionId, Question, Answer, Comments, Authors, Sources,"ProcessedBySearch IS NULL");



print "Loading dictionaries\n";

die "No dictionaries! Check your chgk.cnf" unless scalar @dictionaries;

foreach $d(@dictionaries)
{
     print "Loading $d\n";
     open (DICT, $d) || print "              Not found\n";
     while ( <DICT> )
     {
     	chomp;
     	s/\s*$//;
       	($aa,$b)=split(/\//);
       	$aa=~tr/ёЁ/еЕ/;
    	$a= uc $aa;
    	$words{$a}.=$b || "!";
     }
     close(DICT);
}

die "No dictionaries found! Check your chgk.cnf" unless scalar keys %words;


print "Getting words...\n";

print TIME "\t\t".(time-$initime)."\n";
my $broken=0;

for my $commonI(1..$times)
{
last if $broken;

print "loading nests\n";

%nf=getnests;

%nfnumber=getnfnumbers;

print "Getting words...\n";

getquestions(QuestionId, Question, Answer, Comments, Authors, Sources,"ProcessedBySearch IS NULL");
$sch=0;
while ((++$sch<=$qlimit) && (($id, @ss) = getrow, $id)) 
                             # берём по одному вопросу
                             # и вешаем в массив, индексы которого -- словоформы,
                             # а значения -- списки вопросов. 
{
   if (-e "RS_stop")  {unlink("RS_stop"); $broken=1;last}
   print "$sch $id\n" unless ($sch % 10);#unless (++$sch % 1);
   searchmark($id);
   if ($forbidden{$id}) {next};
   foreach $fieldnumber (0..$#ss) #перебираем поля
   {
      $text=$ss[$fieldnumber];
      next unless $text;
      $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;
      @list= $text=~m/(?:(?:${RLrl})+)|(?:[A-Za-z0-9]+)/gom;

foreach $wordnumber(0..$#list)
      {
           $word=uc $list[$wordnumber];
           next if length $word>$maxwsize;
           if (my $n=$nf{$word}||$newnf{$word}) 
           {
                @n= split ' ',$n;
                $nfkvo{$_}++ foreach @n;
                my $r=packword($fieldnumber, $id,$wordnumber%256);
                $neww2k{$_}.=$r foreach (@n);
           }
           else {
             if ($word=~/^${RLrl}+$/o){ # Русское слово
            # проанализировать по таблице аффиксов, 
            # проверить наличие начальных форм в 
            # nf, а если таких нет, то 
            # и по словарю. 
              
               $nf=&checkit(uc $word,\%words);
               if (!$nf) {
                           $nf=(uc $word)."/!";
                           print UNKNOWN "$nf\n" if $unknown;
                         }

              }  else {# нерусское слово
                         $nf=(uc $word)."/!";
                         print UNKNOWN "$nf\n" if $unknown;
                      }

               foreach $n (split ' ', $nf)
               {
                   ($f,$flag)=split '/', $n;
                   if ($nfnumber=$nfnumber{$f})
                   {
                       $newnf{$word}.=" $nfnumber";
                       $nfkvo{$nfnumber}++;
                       $a=\$neww2k{$nfnumber};
                       my $r=packword($fieldnumber, $id,$wordnumber);
                       $$a.=$r;
                       if (length $$a>100) {flushw2k($nfnumber)}
                   }
                   else 
                   {
                      $nfnumber=addnf(0, $f, $flag,1);
                      $newnf{uc $word}.=" $nfnumber";
                       my $r=packword($fieldnumber, $id,$wordnumber);
                      $neww2k{$nfnumber}.=$r;
                   }
               }
           }

      }
   }

}


print "Filling word2question...\n";

foreach (keys %neww2k)
{ 
   updateword2question($_,$neww2k{$_});
   delete $neww2k{$_};
}

%neww2k=();

print "Filling nf...\n";
$sch=0;

incnf($_,$nfkvo{$_})  foreach (keys %nfkvo);

%nfkvo=();

print "Filling nests...\n";
$sch=0;


foreach $w (keys %newnf)
{
  print "$sch\n" unless (++$sch % 1000);
  @nf=split ' ',$newnf{$w};
  addnest($w,$_) foreach @nf;
}
print "$sch nests added\n";

print TIME "$commonI: \t$sch ";
print TIME "\t".(time-$initime)."\n";
%newnf=();

}

sub flushw2k
{
   my ($n)=@_;
   updateword2question($n,$neww2k{$n});
   delete $neww2k{$_};
}

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