Koha/search.marc/search.pl
2003-09-05 11:29:48 +00:00

305 lines
8.5 KiB
Perl
Executable file

#!/usr/bin/perl
# WARNING: 4-character tab stops here
# Copyright 2000-2002 Katipo Communications
#
# This file is part of Koha.
#
# Koha 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.
#
# Koha 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
# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
# Suite 330, Boston, MA 02111-1307 USA
use strict;
require Exporter;
use CGI;
use C4::Auth;
use HTML::Template;
use C4::Context;
use C4::Search;
use C4::Auth;
use C4::Output;
use C4::Interface::CGI::Output;
use C4::Biblio;
use C4::SearchMarc;
use C4::Koha; # XXX subfield_is_koha_internal_p
# Creates the list of active tags using the active MARC configuration
sub create_marclist {
my $dbh = C4::Context->dbh;
my $tagslib = &MARCgettagslib($dbh,1);
my @marcarray;
push @marcarray,"";
my $widest_menu_item_width = 0;
for (my $pass = 1; $pass <= 2; $pass += 1)
{
for (my $tabloop = 0; $tabloop<=9;$tabloop++)
{
my $separator_inserted_p = 0; # FIXME... should not use!!
foreach my $tag (sort(keys (%{$tagslib})))
{
foreach my $subfield (sort(keys %{$tagslib->{$tag}}))
{
next if subfield_is_koha_internal_p($subfield);
next unless ($tagslib->{$tag}->{$subfield}->{tab} eq $tabloop);
my $menu_item = "$tag$subfield - $tagslib->{$tag}->{$subfield}->{lib}";
if ($pass == 1)
{
$widest_menu_item_width = length $menu_item if($widest_menu_item_width < length $menu_item);
} else {
if (!$separator_inserted_p)
{
my $w = int(($widest_menu_item_width - 3 + 0.5)/2);
my $s = ('-' x ($w * 4/5));
push @marcarray, "$s $tabloop $s";
$separator_inserted_p = 1;
}
push @marcarray, $menu_item;
}
}
}
}
}
return \@marcarray;
}
# Creates a scrolling list with the associated default value.
# Using more than one scrolling list in a CGI assigns the same default value to all the
# scrolling lists on the page !?!? That's why this function was written.
sub create_scrolling_list {
my ($params) = @_;
my $scrollist = sprintf("<select name=\"%s\" size=\"%d\" onChange='%s'>\n", $params->{'name'}, $params->{'size'}, $params->{'onChange'});
foreach my $tag (@{$params->{'values'}})
{
my $selected = "selected " if($params->{'default'} eq $tag);
$scrollist .= sprintf("<option %svalue=\"%s\">%s</option>\n", $selected, $tag, $tag);
}
$scrollist .= "</select>\n";
return $scrollist;
}
my $query=new CGI;
my $type=$query->param('type');
my $op = $query->param('op');
my $dbh = C4::Context->dbh;
my $startfrom=$query->param('startfrom');
$startfrom=0 if(!defined $startfrom);
my ($template, $loggedinuser, $cookie);
my $resultsperpage;
if ($op eq "do_search") {
my @marclist = $query->param('marclist');
my @and_or = $query->param('and_or');
my @excluding = $query->param('excluding');
my @operator = $query->param('operator');
my @value = $query->param('value');
$resultsperpage= $query->param('resultsperpage');
$resultsperpage = 19 if(!defined $resultsperpage);
# builds tag and subfield arrays
my @tags;
my @subfields;
foreach my $marc (@marclist) {
push @tags, substr($marc,0,3);
push @subfields, substr($marc,3,1);
}
my ($results,$total) = catalogsearch($dbh, \@tags, \@subfields, \@and_or,
\@excluding, \@operator, \@value,
$startfrom*$resultsperpage, $resultsperpage);
($template, $loggedinuser, $cookie)
= get_template_and_user({template_name => "search.marc/result.tmpl",
query => $query,
type => $type,
authnotrequired => 0,
flagsrequired => {borrowers => 1},
flagsrequired => {catalogue => 1},
debug => 1,
});
# multi page display gestion
my $displaynext=0;
my $displayprev=$startfrom;
if(($total - (($startfrom+1)*($resultsperpage))) > 0 ){
$displaynext = 1;
}
my @field_data = ();
for(my $i = 0 ; $i <= $#marclist ; $i++)
{
push @field_data, { term => "marclist", val=>$marclist[$i] };
push @field_data, { term => "and_or", val=>$and_or[$i] };
push @field_data, { term => "excluding", val=>$excluding[$i] };
push @field_data, { term => "operator", val=>$operator[$i] };
push @field_data, { term => "value", val=>$value[$i] };
}
my @numbers = ();
if ($total>$resultsperpage)
{
for (my $i=1; $i<$total/$resultsperpage+1; $i++)
{
if ($i<16)
{
my $highlight=0;
($startfrom==($i-1)) && ($highlight=1);
push @numbers, { number => $i,
highlight => $highlight ,
searchdata=> \@field_data,
startfrom => ($i-1)};
}
}
}
my $from = $startfrom*$resultsperpage+1;
my $to;
if($total < (($startfrom+1)*$resultsperpage))
{
$to = $total;
} else {
$to = (($startfrom+1)*$resultsperpage);
}
$template->param(result => $results,
startfrom=> $startfrom,
displaynext=> $displaynext,
displayprev=> $displayprev,
resultsperpage => $resultsperpage,
startfromnext => $startfrom+1,
startfromprev => $startfrom-1,
searchdata=>\@field_data,
total=>$total,
from=>$from,
to=>$to,
numbers=>\@numbers
);
} elsif ($op eq "AddStatement") {
($template, $loggedinuser, $cookie)
= get_template_and_user({template_name => "search.marc/search.tmpl",
query => $query,
type => $type,
authnotrequired => 0,
flagsrequired => {catalogue => 1},
debug => 1,
});
# Gets the entered information
my @marcfields = $query->param('marclist');
my @and_or = $query->param('and_or');
my @excluding = $query->param('excluding');
my @operator = $query->param('operator');
my @value = $query->param('value');
my @statements = ();
# List of the marc tags to display
my $marcarray = create_marclist();
my $nbstatements = $query->param('nbstatements');
$nbstatements = 1 if(!defined $nbstatements);
for(my $i = 0 ; $i < $nbstatements ; $i++)
{
my %fields = ();
# Recreates the old scrolling lists with the previously selected values
my $marclist = create_scrolling_list({name=>"marclist",
values=> $marcarray,
size=> 1,
default=>$marcfields[$i],
onChange => "sql_update()"}
);
$fields{'marclist'} = $marclist;
$fields{'first'} = 1 if($i == 0);
# Restores the and/or parameters (no need to test the 'and' for activation because it's the default value)
$fields{'or'} = 1 if($and_or[$i] eq "or");
#Restores the "not" parameters
$fields{'not'} = 1 if($excluding[$i]);
#Restores the operators (most common operators first);
if($operator[$i] eq "=") { $fields{'eq'} = 1; }
elsif($operator[$i] eq "contains") { $fields{'contains'} = 1; }
elsif($operator[$i] eq "start") { $fields{'start'} = 1; }
elsif($operator[$i] eq ">") { $fields{'gt'} = 1; } #greater than
elsif($operator[$i] eq ">=") { $fields{'ge'} = 1; } #greater or equal
elsif($operator[$i] eq "<") { $fields{'lt'} = 1; } #lower than
elsif($operator[$i] eq "<=") { $fields{'le'} = 1; } #lower or equal
#Restores the value
$fields{'value'} = $value[$i];
push @statements, \%fields;
}
$nbstatements++;
# The new scrolling list
my $marclist = create_scrolling_list({name=>"marclist",
values=> $marcarray,
size=>1,
onChange => "sql_update()"});
push @statements, {"marclist" => $marclist };
$template->param("statements" => \@statements,
"nbstatements" => $nbstatements);
}
else {
($template, $loggedinuser, $cookie)
= get_template_and_user({template_name => "search.marc/search.tmpl",
query => $query,
type => $type,
authnotrequired => 0,
flagsrequired => {catalogue => 1},
debug => 1,
});
#$template->param(loggedinuser => $loggedinuser);
my $marcarray = create_marclist();
my $marclist = CGI::scrolling_list(-name=>"marclist",
-values=> $marcarray,
-size=>1,
-multiple=>0,
-onChange => "sql_update()",
);
my @statements = ();
# Considering initial search with 3 criterias
push @statements, { "marclist" => $marclist, "first" => 1 };
push @statements, { "marclist" => $marclist, "first" => 0 };
push @statements, { "marclist" => $marclist, "first" => 0 };
$template->param("statements" => \@statements, "nbstatements" => 3);
}
# Print the page
output_html_with_http_headers $query, $cookie, $template->output;
# Local Variables:
# tab-width: 4
# End: