misc/maintenance/fix_tags_weight.pl

   1 #!/usr/bin/perl
   2
   3 # Copyright 2018 Theke Solutions
   4 #
   5 # This file is part of Koha.
   6 #
   7 # Koha is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but
  13 # WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  19
  20 use Modern::Perl;
  21
  22 use C4::Context;
  23 use C4::Tags;
  24
  25 use Koha::Script;
  26 use Koha::Database;
  27 use Koha::Tags;
  28 use Koha::Tags::Approvals;
  29 use Koha::Tags::Indexes;
  30
  31 use Getopt::Long;
  32 use Pod::Usage;
  33
  34 =head1 NAME
  35
  36 fix_tags_weight.pl - Fix weight for tags
  37
  38 =head1 SYNOPSIS
  39
  40 fix_tags_weight.pl [ --verbose or -v ] [ --help or -h ]
  41
  42  Options:
  43    --help or -h         Brief usage message
  44    --verbose or -v      Be verbose
  45
  46 =head1 DESCRIPTION
  47
  48 This script fixes the calculated weights for the tags introduced by patrons.
  49
  50 =over 8
  51
  52 =item B<--help>
  53
  54 Prints a brief usage message and exits.
  55
  56 =item B<--verbose>
  57
  58 Prints information about the current weight, and the new one for each term/biblionumber.
  59
  60 =back
  61
  62 =cut
  63
  64 binmode( STDOUT, ":encoding(UTF-8)" );
  65
  66 my $help;
  67 my $verbose;
  68
  69 GetOptions(
  70     'help|h'    => \$help,
  71     'verbose|v' => \$verbose
  72 ) or pod2usage(2);
  73
  74 pod2usage(1) if $help;
  75
  76 fix_tags_approval($verbose);
  77 fix_tags_index( $verbose );
  78
  79 sub fix_tags_approval {
  80
  81     my ($verbose) = @_;
  82
  83     print "Fix tags_approval\n=================\n" if $verbose;
  84
  85     my $dbh = C4::Context->dbh;
  86     # Search the terms in tags_all that don't exist in tags_approval
  87     my $sth = $dbh->prepare(
  88         q{
  89         SELECT term
  90         FROM (
  91             SELECT DISTINCT(tags_all.term) AS term, tags_approval.term AS approval FROM tags_all
  92             LEFT JOIN tags_approval
  93             ON (tags_all.term=tags_approval.term)) a
  94         WHERE approval IS NULL;
  95     }
  96     );
  97     $sth->execute();
  98     my $approved = C4::Context->preference('TagsModeration') ? 0 : 1;
  99
 100     # Add missing terms to tags_approval
 101     while ( my $row = $sth->fetchrow_hashref ) {
 102         my $term = $row->{term};
 103         C4::Tags::add_tag_approval( $term, 0, $approved );
 104         print "Added => $term\n";
 105     }
 106
 107     my $approvals = Koha::Tags::Approvals->search;
 108     # Recalculate weight_total for all tags_approval rows
 109     while ( my $approval = $approvals->next ) {
 110         my $count = Koha::Tags->search( { term => $approval->term } )->count;
 111         print $approval->term . "\t|\t" . $approval->weight_total . "\t=>\t" . $count . "\n"
 112             if $verbose;
 113         $approval->weight_total($count)->store;
 114     }
 115 }
 116
 117 sub fix_tags_index {
 118
 119     my ($verbose) = @_;
 120     my $indexes = Koha::Tags::Indexes->search;
 121
 122     print "Fix tags_index\n==============\n" if $verbose;
 123
 124     while ( my $index = $indexes->next ) {
 125         my $count
 126             = Koha::Tags->search( { term => $index->term, biblionumber => $index->biblionumber } )
 127             ->count;
 128         print $index->term . "/"
 129             . $index->biblionumber . "\t|\t"
 130             . $index->weight
 131             . "\t=>\t"
 132             . $count . "\n"
 133             if $verbose;
 134         $index->weight($count)->store;
 135     }
 136 }
 137
 138 1;