[Koha-cvs] CVS: koha/admin thesaurus.pl,NONE,1.1

[Paul POULAIN]

Update of /cvsroot/koha/koha/admin
In directory usw-pr-cvs1:/tmp/cvs-serv12169/admin

Added Files:
        thesaurus.pl 
Log Message:
road to 1.3.1
thesaurus / authorities support

--- NEW FILE ---
#!/usr/bin/perl

# 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;
use CGI;
use C4::Context;
use C4::Output;
use C4::Search;
use HTML::Template;
use C4::Context;


sub StringSearch  {
        my ($env,$category,$toponly,$branch,$searchstring,$type)address@hidden;
        my $dbh = C4::Context->dbh;
        $searchstring=~ s/\'/\\\'/g;
        my $query="Select distinct stdlib,id,hierarchy,level from 
bibliothesaurus where (category like \"$category%\")";
        $query .= " and hierarchy='$branch'" if ($branch && $toponly);
        $query .= " and hierarchy like \"$branch%\"" if ($branch && !$toponly);
        $query .= " and hierarchy=''" if (!$branch & $toponly);
        $query .= " and stdlib like \"$searchstring%\"" if ($searchstring);
        $query .= " order by category,stdlib";
        my $sth=$dbh->prepare($query);
        $sth->execute;
        my @results;
        my $cnt=0;
        my $old_stdlib="";
        while (my $data=$sth->fetchrow_hashref){
        if ($old_stdlib ne $data->{'stdlib'}) {
                $cnt ++;
                push(@results,$data);
        }
        $old_stdlib = $data->{'stdlib'};
        }
        $sth->finish;
        return ($cnt,address@hidden);
}

my $input = new CGI;
my $search_category=$input->param('search_category');
my $toponly = $input->param('toponly');
my $branch = $input->param('branch');
my $searchstring = $input->param('searchstring');
$searchstring=~ s/\,//g;
my $id = $input->param('id');
my $reqsel="select category,stdlib,freelib from authorised_values where 
id='$id'";
my $reqdel="delete from authorised_values where id='$id'";
my $offset=$input->param('offset');
my $script_name="/cgi-bin/koha/admin/thesaurus.pl";
my $dbh = C4::Context->dbh;

my $template = gettemplate("parameters/thesaurus.tmpl",0);
my $pagesize=20;
my $op = $input->param('op');

if ($op) {
$template->param(script_name => $script_name,
                                                $op              => 1); # we 
show only the TMPL_VAR names $op
} else {
$template->param(script_name => $script_name,
                                                else              => 1); # we 
show only the TMPL_VAR names $op
}
################## ADD_FORM ##################################
# called by default. Used to create form to add or  modify a record
if ($op eq 'add_form') {
        my $data;
        if ($id) {
                my $dbh = C4::Context->dbh;
                my $sth=$dbh->prepare("select id,category,freelib,stdlib from 
bibliothesaurus where id='$id'");
                $sth->execute;
                $data=$sth->fetchrow_hashref;
                $sth->finish;
        } else {
                $data->{'category'} = $input->param('category');
                $data->{'stdlib'} = $input->param('stdlib');
        }
        if ($search_category) {
                $template->param(action => "Modify authorised value");
        } else {
                $template->param(action => "Add authorised value");
        }
        $template->param(category => $data->{'category'},
                                                        stdlib => 
$data->{'stdlib'},
                                                        freelib => 
$data->{'freelib'},
                                                        id => $data->{'id'}
                                                        );
        if ($data->{'category'}) {
                $template->param(category => "<input type=\"hidden\" 
name=\"category\" value='$data->{'category'}'>$data->{'category'}");
        } else {
                $template->param(category => "<input type=text 
name=\"category\" size=8 maxlength=8>");
        }
################## ADD_VALIDATE ##################################
# called by add_form, used to insert/modify data in DB
} elsif ($op eq 'add_validate') {
        my $dbh = C4::Context->dbh;
        my $sth=$dbh->prepare("replace bibliothesaurus 
(id,category,stdlib,freelib) values (?,?,?,?)");
        $sth->execute($input->param('id'), $input->param('category'), 
$input->param('stdlib'), $input->param('freelib'));
        $sth->finish;
        print "Content-Type: text/html\n\n<META HTTP-EQUIV=Refresh CONTENT=\"0; 
URL=thesaurus.pl?search_category=".$input->param('category')."\"></html>";
        exit;
################## DELETE_CONFIRM ##################################
# called by default form, used to confirm deletion of data in DB
} elsif ($op eq 'delete_confirm') {
        my $dbh = C4::Context->dbh;
        my $sth=$dbh->prepare($reqsel);
        $sth->execute;
        my $data=$sth->fetchrow_hashref;
        $sth->finish;
        $template->param(search_category => $search_category,
                                                        Tvalue => 
$data->{'stdlib'},
                                                        id =>$id,
                                                        );

                                                                                
                        # END $OP eq DELETE_CONFIRM
################## DELETE_CONFIRMED ##################################
# called by delete_confirm, used to effectively confirm deletion of data in DB
} elsif ($op eq 'delete_confirmed') {
        my $dbh = C4::Context->dbh;
        my $sth=$dbh->prepare($reqdel);
        $sth->execute;
        $sth->finish;
        print "Content-Type: text/html\n\n<META HTTP-EQUIV=Refresh CONTENT=\"0; 
URL=thesaurus.pl?search_category=$search_category\"></html>";
        exit;
                                                                                
                        # END $OP eq DELETE_CONFIRMED
################## DETAIL_FORM ##################################
} elsif ($op eq 'detail_form') {
        # build categories list
        my $sth = $dbh->prepare("select distinct category from 
bibliothesaurus");
        $sth->execute;
        my @category_list;
        while ( my ($category) = $sth->fetchrow_array) {
                push(@category_list,$category);
        }
        my $tab_list = CGI::scrolling_list(-name=>'search_category',
                        -values=> address@hidden,
                        -default=>"",
                        -size=>1,
                        -multiple=>0,
                        );
        if (!$search_category) {
                $search_category=$category_list[0];
        }
        my $env;
        my $sth = $dbh->prepare("select stdlib,category from bibliothesaurus 
where id=?");
        $sth->execute($id);
        my ($stdlib,$category) = $sth->fetchrow_array;
        warn "ID : $id / $stdlib / $category";
        $sth->finish;
        $sth= $dbh->prepare("select id,freelib from bibliothesaurus where 
stdlib=?");
        $sth->execute($stdlib);
        my $toggle="white";
        # builds value list
        my @loop_data;
        while ( my ($id,$freelib) = $sth->fetchrow_array) {
                if ($toggle eq 'white'){
                        $toggle="#ffffcc";
                } else {
                        $toggle="white";
                }
                my %row_data;  # get a fresh hash for the row data
                $row_data{freelib} = $freelib;
                $row_data{edit} = "$script_name?op=add_form&id=$id";
                $row_data{delete} = 
"$script_name?op=delete_confirm&search_category=$search_category&id=$id";
                push(@loop_data, \%row_data);
        }

        $template->param(loop => address@hidden,
                                                        tab_list => $tab_list,
                                                        category => 
$search_category,
                                                        toponly => $toponly,
                                                        searchstring => 
$searchstring,
                                                        stdlib => $stdlib,
                                                        category => $category);
################## DEFAULT ##################################
} else { # DEFAULT
        # build categories list
        my $sth = $dbh->prepare("select distinct category from 
bibliothesaurus");
        $sth->execute;
        my @category_list;
        while ( my ($category) = $sth->fetchrow_array) {
                push(@category_list,$category);
        }
        my $tab_list = CGI::scrolling_list(-name=>'search_category',
                        -values=> address@hidden,
                        -default=>"",
                        -size=>1,
                        -multiple=>0,
                        );
        if (!$search_category) {
                $search_category=$category_list[0];
        }
        my $env;
        my 
($count,$results)=StringSearch($env,$search_category,$toponly,$branch,$searchstring,'web');
        my $toggle="white";
        my @loop_data = ();
        # builds value list
        for (my $i=$offset; $i < 
($offset+$pagesize<$count?$offset+$pagesize:$count); $i++){
                if ($toggle eq 'white'){
                        $toggle="#ffffcc";
                } else {
                        $toggle="white";
                }
                my %row_data;  # get a fresh hash for the row data
                $row_data{category} = $results->[$i]{'category'};
                $row_data{stdlib} = ("&nbsp;&nbsp;&nbsp;&nbsp;" x 
$results->[$i]{'level'}).$results->[$i]{'stdlib'};
                $row_data{stdlib} = $results->[$i]{'stdlib'};
                $row_data{dig} ="<a 
href=thesaurus.pl?branch=$results->[$i]{'hierarchy'}".($results->[$i]{'hierarchy'}?"|":"")."$results->[$i]{'id'}&toponly=$toponly>";
                $row_data{related} ="<a 
href=thesaurus.pl?id=$results->[$i]{'id'}&op=detail_form>";
                $row_data{edit} = 
"$script_name?op=add_form&id=".$results->[$i]{'id'};
                $row_data{delete} = 
"$script_name?op=delete_confirm&search_category=$search_category&id=".$results->[$i]{'id'};
                push(@loop_data, \%row_data);
        }
        # rebuild coplete hierarchy
        my  $sth = $dbh->prepare("select stdlib from bibliothesaurus where 
id=?");
        my @hierarchy = split(/\|/,$branch);
        my @hierarchy_loop;
        warn "total : $#hierarchy";
        my $x;
        for (my $xi=0;$xi<=$#hierarchy;$xi++) {
                my %link;
                $sth->execute($hierarchy[$xi]);
                my ($t) = $sth->fetchrow_array;
                $x.=$hierarchy[$xi];
                $link{'string'}=$t;
                $link{'branch'}=$x;
                push (@hierarchy_loop, \%link);
                $x.='|';
        }
        $template->param(loop => address@hidden,
                                                        tab_list => $tab_list,
                                                        category => 
$search_category,
                                                        toponly => $toponly,
                                                        searchstring => 
$searchstring,
                                                        hierarchy_loop => 
address@hidden);
        if ($offset>0) {
                my $prevpage = $offset-$pagesize;
                $template->param(previous => "<a 
href=$script_name?branch=$branch&toponly=$toponly&category=$search_category&searchstring=$searchstring&offset=$prevpage>&lt;&lt;
 Prev</a>");
        }
        if ($offset+$pagesize<$count) {
                my $nextpage =$offset+$pagesize;
                $template->param(next => "<a 
href=$script_name?branch=$branch&toponly=$toponly&category=$search_category&searchstring=$searchstring&offset=$nextpage>Next
 &gt;&gt;</a>");
        }
} #---- END $OP eq DEFAULT

print "Content-Type: text/html\n\n", $template->output;