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Koha/C4/Koha.pm
toins e94f7f5efd Code cleaning : 
Sub renamed.
2006-07-12 07:45:39 +00:00

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package C4::Koha;
# 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
# $Id$
use strict;
require Exporter;
use C4::Context;
use vars qw($VERSION @ISA @EXPORT);
$VERSION = do { my @v = '$Revision$' =~ /\d+/g; shift(@v) . "." . join("_", map {sprintf "%03d", $_ } @v); };
=head1 NAME
C4::Koha - Perl Module containing convenience functions for Koha scripts
=head1 SYNOPSIS
use C4::Koha;
=head1 DESCRIPTION
Koha.pm provides many functions for Koha scripts.
=head1 FUNCTIONS
=over 2
=cut
@ISA = qw(Exporter);
@EXPORT = qw(
&subfield_is_koha_internal_p
&getbranches &getbranch &getbranchdetail
&getprinters &getprinter
&GetItemTypes &getitemtypeinfo
get_itemtypeinfos_of
&getframeworks &getframeworkinfo
&getauthtypes &getauthtype
&getallthemes &getalllanguages
&getallbranches &getletters
&getbranchname
getnbpages
getitemtypeimagedir
getitemtypeimagesrc
getitemtypeimagesrcfromurl
&getcities
&getroadtypes
get_branchinfos_of
get_notforloan_label_of
get_infos_of
$DEBUG);
use vars qw();
my $DEBUG = 0;
# FIXME.. this should be moved to a MARC-specific module
sub subfield_is_koha_internal_p ($) {
my($subfield) = @_;
# We could match on 'lib' and 'tab' (and 'mandatory', & more to come!)
# But real MARC subfields are always single-character
# so it really is safer just to check the length
return length $subfield != 1;
}
=head2 getbranches
$branches = &getbranches();
returns informations about branches.
Create a branch selector with the following code
Is branchIndependant sensitive
When IndependantBranches is set AND user is not superlibrarian, displays only user's branch
=head3 in PERL SCRIPT
my $branches = getbranches;
my @branchloop;
foreach my $thisbranch (sort keys %$branches) {
my $selected = 1 if $thisbranch eq $branch;
my %row =(value => $thisbranch,
selected => $selected,
branchname => $branches->{$thisbranch}->{'branchname'},
);
push @branchloop, \%row;
}
=head3 in TEMPLATE
<select name="branch">
<option value="">Default</option>
<!-- TMPL_LOOP name="branchloop" -->
<option value="<!-- TMPL_VAR name="value" -->" <!-- TMPL_IF name="selected" -->selected<!-- /TMPL_IF -->><!-- TMPL_VAR name="branchname" --></option>
<!-- /TMPL_LOOP -->
</select>
=cut
sub getbranches {
# returns a reference to a hash of references to branches...
my ($type) = @_;
my %branches;
my $branch;
my $dbh = C4::Context->dbh;
my $sth;
if (C4::Context->preference("IndependantBranches") && (C4::Context->userenv->{flags}!=1)){
my $strsth ="Select * from branches ";
$strsth.= " WHERE branchcode = ".$dbh->quote(C4::Context->userenv->{branch});
$strsth.= " order by branchname";
$sth=$dbh->prepare($strsth);
} else {
$sth = $dbh->prepare("Select * from branches order by branchname");
}
$sth->execute;
while ($branch=$sth->fetchrow_hashref) {
my $nsth = $dbh->prepare("select categorycode from branchrelations where branchcode = ?");
if ($type){
$nsth = $dbh->prepare("select categorycode from branchrelations where branchcode = ? and categorycode = ?");
$nsth->execute($branch->{'branchcode'},$type);
} else {
$nsth->execute($branch->{'branchcode'});
}
while (my ($cat) = $nsth->fetchrow_array) {
# FIXME - This seems wrong. It ought to be
# $branch->{categorycodes}{$cat} = 1;
# otherwise, there's a namespace collision if there's a
# category with the same name as a field in the 'branches'
# table (i.e., don't create a category called "issuing").
# In addition, the current structure doesn't really allow
# you to list the categories that a branch belongs to:
# you'd have to list keys %$branch, and remove those keys
# that aren't fields in the "branches" table.
$branch->{$cat} = 1;
}
if ($type) {
$branches{$branch->{'branchcode'}}=$branch;
}
}
if (!$type){
$branches{$branch->{'branchcode'}}=$branch;
}
return (\%branches);
}
sub getbranchname {
my ($branchcode)=@_;
my $dbh = C4::Context->dbh;
my $sth;
$sth = $dbh->prepare("Select branchname from branches where branchcode=?");
$sth->execute($branchcode);
my $branchname = $sth->fetchrow_array;
$sth->finish;
return($branchname);
}
=head2 getallbranches
$branches = &getallbranches();
returns informations about ALL branches.
Create a branch selector with the following code
IndependantBranches Insensitive...
=head3 in PERL SCRIPT
my $branches = getallbranches;
my @branchloop;
foreach my $thisbranch (keys %$branches) {
my $selected = 1 if $thisbranch eq $branch;
my %row =(value => $thisbranch,
selected => $selected,
branchname => $branches->{$thisbranch}->{'branchname'},
);
push @branchloop, \%row;
}
=head3 in TEMPLATE
<select name="branch">
<option value="">Default</option>
<!-- TMPL_LOOP name="branchloop" -->
<option value="<!-- TMPL_VAR name="value" -->" <!-- TMPL_IF name="selected" -->selected<!-- /TMPL_IF -->><!-- TMPL_VAR name="branchname" --></option>
<!-- /TMPL_LOOP -->
</select>
=cut
sub getallbranches {
# returns a reference to a hash of references to ALL branches...
my %branches;
my $dbh = C4::Context->dbh;
my $sth;
$sth = $dbh->prepare("Select * from branches order by branchname");
$sth->execute;
while (my $branch=$sth->fetchrow_hashref) {
my $nsth = $dbh->prepare("select categorycode from branchrelations where branchcode = ?");
$nsth->execute($branch->{'branchcode'});
while (my ($cat) = $nsth->fetchrow_array) {
# FIXME - This seems wrong. It ought to be
# $branch->{categorycodes}{$cat} = 1;
# otherwise, there's a namespace collision if there's a
# category with the same name as a field in the 'branches'
# table (i.e., don't create a category called "issuing").
# In addition, the current structure doesn't really allow
# you to list the categories that a branch belongs to:
# you'd have to list keys %$branch, and remove those keys
# that aren't fields in the "branches" table.
$branch->{$cat} = 1;
}
$branches{$branch->{'branchcode'}}=$branch;
}
return (\%branches);
}
=head2 getletters
$letters = &getletters($category);
returns informations about letters.
if needed, $category filters for letters given category
Create a letter selector with the following code
=head3 in PERL SCRIPT
my $letters = getletters($cat);
my @letterloop;
foreach my $thisletter (keys %$letters) {
my $selected = 1 if $thisletter eq $letter;
my %row =(value => $thisletter,
selected => $selected,
lettername => $letters->{$thisletter},
);
push @letterloop, \%row;
}
=head3 in TEMPLATE
<select name="letter">
<option value="">Default</option>
<!-- TMPL_LOOP name="letterloop" -->
<option value="<!-- TMPL_VAR name="value" -->" <!-- TMPL_IF name="selected" -->selected<!-- /TMPL_IF -->><!-- TMPL_VAR name="lettername" --></option>
<!-- /TMPL_LOOP -->
</select>
=cut
sub getletters {
# returns a reference to a hash of references to ALL letters...
my $cat =@_;
my %letters;
my $dbh = C4::Context->dbh;
my $sth;
if ($cat ne ""){
$sth = $dbh->prepare("Select * from letter where module = \'".$cat."\' order by name");
} else {
$sth = $dbh->prepare("Select * from letter order by name");
}
$sth->execute;
my $count;
while (my $letter=$sth->fetchrow_hashref) {
$letters{$letter->{'code'}}=$letter->{'name'};
$count++;
}
return ($count,\%letters);
}
=head2 GetItemTypes
$itemtypes = &GetItemTypes();
Returns information about existing itemtypes.
build a HTML select with the following code :
=head3 in PERL SCRIPT
my $itemtypes = GetItemTypes;
my @itemtypesloop;
foreach my $thisitemtype (sort keys %$itemtypes) {
my $selected = 1 if $thisitemtype eq $itemtype;
my %row =(value => $thisitemtype,
selected => $selected,
description => $itemtypes->{$thisitemtype}->{'description'},
);
push @itemtypesloop, \%row;
}
$template->param(itemtypeloop => \@itemtypesloop);
=head3 in TEMPLATE
<form action='<!-- TMPL_VAR name="script_name" -->' method=post>
<select name="itemtype">
<option value="">Default</option>
<!-- TMPL_LOOP name="itemtypeloop" -->
<option value="<!-- TMPL_VAR name="value" -->" <!-- TMPL_IF name="selected" -->selected<!-- /TMPL_IF -->><!-- TMPL_VAR name="description" --></option>
<!-- /TMPL_LOOP -->
</select>
<input type=text name=searchfield value="<!-- TMPL_VAR name="searchfield" -->">
<input type="submit" value="OK" class="button">
</form>
=cut
sub GetItemTypes {
# returns a reference to a hash of references to branches...
my %itemtypes;
my $dbh = C4::Context->dbh;
my $query = qq|
SELECT *
FROM itemtypes
|;
my $sth=$dbh->prepare($query);
$sth->execute;
while (my $IT=$sth->fetchrow_hashref) {
$itemtypes{$IT->{'itemtype'}}=$IT;
}
return (\%itemtypes);
}
# FIXME this function is better and should replace GetItemTypes everywhere
sub get_itemtypeinfos_of {
my @itemtypes = @_;
my $query = '
SELECT itemtype,
description,
notforloan
FROM itemtypes
WHERE itemtype IN ('.join(',', map({"'".$_."'"} @itemtypes)).')
';
return get_infos_of($query, 'itemtype');
}
=head2 getauthtypes
$authtypes = &getauthtypes();
Returns information about existing authtypes.
build a HTML select with the following code :
=head3 in PERL SCRIPT
my $authtypes = getauthtypes;
my @authtypesloop;
foreach my $thisauthtype (keys %$authtypes) {
my $selected = 1 if $thisauthtype eq $authtype;
my %row =(value => $thisauthtype,
selected => $selected,
authtypetext => $authtypes->{$thisauthtype}->{'authtypetext'},
);
push @authtypesloop, \%row;
}
$template->param(itemtypeloop => \@itemtypesloop);
=head3 in TEMPLATE
<form action='<!-- TMPL_VAR name="script_name" -->' method=post>
<select name="authtype">
<!-- TMPL_LOOP name="authtypeloop" -->
<option value="<!-- TMPL_VAR name="value" -->" <!-- TMPL_IF name="selected" -->selected<!-- /TMPL_IF -->><!-- TMPL_VAR name="authtypetext" --></option>
<!-- /TMPL_LOOP -->
</select>
<input type=text name=searchfield value="<!-- TMPL_VAR name="searchfield" -->">
<input type="submit" value="OK" class="button">
</form>
=cut
sub getauthtypes {
# returns a reference to a hash of references to authtypes...
my %authtypes;
my $dbh = C4::Context->dbh;
my $sth=$dbh->prepare("select * from auth_types order by authtypetext");
$sth->execute;
while (my $IT=$sth->fetchrow_hashref) {
$authtypes{$IT->{'authtypecode'}}=$IT;
}
return (\%authtypes);
}
sub getauthtype {
my ($authtypecode) = @_;
# returns a reference to a hash of references to authtypes...
my %authtypes;
my $dbh = C4::Context->dbh;
my $sth=$dbh->prepare("select * from auth_types where authtypecode=?");
$sth->execute($authtypecode);
my $res=$sth->fetchrow_hashref;
return $res;
}
=head2 getframework
$frameworks = &getframework();
Returns information about existing frameworks
build a HTML select with the following code :
=head3 in PERL SCRIPT
my $frameworks = frameworks();
my @frameworkloop;
foreach my $thisframework (keys %$frameworks) {
my $selected = 1 if $thisframework eq $frameworkcode;
my %row =(value => $thisframework,
selected => $selected,
description => $frameworks->{$thisframework}->{'frameworktext'},
);
push @frameworksloop, \%row;
}
$template->param(frameworkloop => \@frameworksloop);
=head3 in TEMPLATE
<form action='<!-- TMPL_VAR name="script_name" -->' method=post>
<select name="frameworkcode">
<option value="">Default</option>
<!-- TMPL_LOOP name="frameworkloop" -->
<option value="<!-- TMPL_VAR name="value" -->" <!-- TMPL_IF name="selected" -->selected<!-- /TMPL_IF -->><!-- TMPL_VAR name="frameworktext" --></option>
<!-- /TMPL_LOOP -->
</select>
<input type=text name=searchfield value="<!-- TMPL_VAR name="searchfield" -->">
<input type="submit" value="OK" class="button">
</form>
=cut
sub getframeworks {
# returns a reference to a hash of references to branches...
my %itemtypes;
my $dbh = C4::Context->dbh;
my $sth=$dbh->prepare("select * from biblio_framework");
$sth->execute;
while (my $IT=$sth->fetchrow_hashref) {
$itemtypes{$IT->{'frameworkcode'}}=$IT;
}
return (\%itemtypes);
}
=head2 getframeworkinfo
$frameworkinfo = &getframeworkinfo($frameworkcode);
Returns information about an frameworkcode.
=cut
sub getframeworkinfo {
my ($frameworkcode) = @_;
my $dbh = C4::Context->dbh;
my $sth=$dbh->prepare("select * from biblio_framework where frameworkcode=?");
$sth->execute($frameworkcode);
my $res = $sth->fetchrow_hashref;
return $res;
}
=head2 getitemtypeinfo
$itemtype = &getitemtype($itemtype);
Returns information about an itemtype.
=cut
sub getitemtypeinfo {
my ($itemtype) = @_;
my $dbh = C4::Context->dbh;
my $sth=$dbh->prepare("select * from itemtypes where itemtype=?");
$sth->execute($itemtype);
my $res = $sth->fetchrow_hashref;
$res->{imageurl} = getitemtypeimagesrcfromurl($res->{imageurl});
return $res;
}
sub getitemtypeimagesrcfromurl {
my ($imageurl) = @_;
if (defined $imageurl and $imageurl !~ m/^http/) {
$imageurl =
getitemtypeimagesrc()
.'/'.$imageurl
;
}
return $imageurl;
}
sub getitemtypeimagedir {
return
C4::Context->intrahtdocs
.'/'.C4::Context->preference('template')
.'/itemtypeimg'
;
}
sub getitemtypeimagesrc {
return
'/intranet-tmpl'
.'/'.C4::Context->preference('template')
.'/itemtypeimg'
;
}
=head2 getprinters
$printers = &getprinters($env);
@queues = keys %$printers;
Returns information about existing printer queues.
C<$env> is ignored.
C<$printers> is a reference-to-hash whose keys are the print queues
defined in the printers table of the Koha database. The values are
references-to-hash, whose keys are the fields in the printers table.
=cut
sub getprinters {
my ($env) = @_;
my %printers;
my $dbh = C4::Context->dbh;
my $sth=$dbh->prepare("select * from printers");
$sth->execute;
while (my $printer=$sth->fetchrow_hashref) {
$printers{$printer->{'printqueue'}}=$printer;
}
return (\%printers);
}
sub getbranch ($$) {
my($query, $branches) = @_; # get branch for this query from branches
my $branch = $query->param('branch');
($branch) || ($branch = $query->cookie('branch'));
($branches->{$branch}) || ($branch=(keys %$branches)[0]);
return $branch;
}
=item getbranchdetail
$branchname = &getbranchdetail($branchcode);
Given the branch code, the function returns the corresponding
branch name for a comprehensive information display
=cut
sub getbranchdetail
{
my ($branchcode) = @_;
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare("SELECT * FROM branches WHERE branchcode = ?");
$sth->execute($branchcode);
my $branchname = $sth->fetchrow_hashref();
$sth->finish();
return $branchname;
} # sub getbranchname
sub getprinter ($$) {
my($query, $printers) = @_; # get printer for this query from printers
my $printer = $query->param('printer');
($printer) || ($printer = $query->cookie('printer')) || ($printer='');
($printers->{$printer}) || ($printer = (keys %$printers)[0]);
return $printer;
}
=item getalllanguages
(@languages) = &getalllanguages($type);
(@languages) = &getalllanguages($type,$theme);
Returns an array of all available languages.
=cut
sub getalllanguages {
my $type=shift;
my $theme=shift;
my $htdocs;
my @languages;
if ($type eq 'opac') {
$htdocs=C4::Context->config('opachtdocs');
if ($theme and -d "$htdocs/$theme") {
opendir D, "$htdocs/$theme";
foreach my $language (readdir D) {
next if $language=~/^\./;
next if $language eq 'all';
next if $language=~ /png$/;
next if $language=~ /css$/;
next if $language=~ /CVS$/;
next if $language=~ /itemtypeimg$/;
push @languages, $language;
}
return sort @languages;
} else {
my $lang;
foreach my $theme (getallthemes('opac')) {
opendir D, "$htdocs/$theme";
foreach my $language (readdir D) {
next if $language=~/^\./;
next if $language eq 'all';
next if $language=~ /png$/;
next if $language=~ /css$/;
next if $language=~ /CVS$/;
next if $language=~ /itemtypeimg$/;
$lang->{$language}=1;
}
}
@languages=keys %$lang;
return sort @languages;
}
} elsif ($type eq 'intranet') {
$htdocs=C4::Context->config('intrahtdocs');
if ($theme and -d "$htdocs/$theme") {
opendir D, "$htdocs/$theme";
foreach my $language (readdir D) {
next if $language=~/^\./;
next if $language eq 'all';
next if $language=~ /png$/;
next if $language=~ /css$/;
next if $language=~ /CVS$/;
next if $language=~ /itemtypeimg$/;
push @languages, $language;
}
return sort @languages;
} else {
my $lang;
foreach my $theme (getallthemes('opac')) {
opendir D, "$htdocs/$theme";
foreach my $language (readdir D) {
next if $language=~/^\./;
next if $language eq 'all';
next if $language=~ /png$/;
next if $language=~ /css$/;
next if $language=~ /CVS$/;
next if $language=~ /itemtypeimg$/;
$lang->{$language}=1;
}
}
@languages=keys %$lang;
return sort @languages;
}
} else {
my $lang;
my $htdocs=C4::Context->config('intrahtdocs');
foreach my $theme (getallthemes('intranet')) {
opendir D, "$htdocs/$theme";
foreach my $language (readdir D) {
next if $language=~/^\./;
next if $language eq 'all';
next if $language=~ /png$/;
next if $language=~ /css$/;
next if $language=~ /CVS$/;
next if $language=~ /itemtypeimg$/;
$lang->{$language}=1;
}
}
$htdocs=C4::Context->config('opachtdocs');
foreach my $theme (getallthemes('opac')) {
opendir D, "$htdocs/$theme";
foreach my $language (readdir D) {
next if $language=~/^\./;
next if $language eq 'all';
next if $language=~ /png$/;
next if $language=~ /css$/;
next if $language=~ /CVS$/;
next if $language=~ /itemtypeimg$/;
$lang->{$language}=1;
}
}
@languages=keys %$lang;
return sort @languages;
}
}
=item getallthemes
(@themes) = &getallthemes('opac');
(@themes) = &getallthemes('intranet');
Returns an array of all available themes.
=cut
sub getallthemes {
my $type=shift;
my $htdocs;
my @themes;
if ($type eq 'intranet') {
$htdocs=C4::Context->config('intrahtdocs');
} else {
$htdocs=C4::Context->config('opachtdocs');
}
opendir D, "$htdocs";
my @dirlist=readdir D;
foreach my $directory (@dirlist) {
-d "$htdocs/$directory/en" and push @themes, $directory;
}
return @themes;
}
=item getnbpages
Returns the number of pages to display in a pagination bar, given the number
of items and the number of items per page.
=cut
sub getnbpages {
my ($nb_items, $nb_items_per_page) = @_;
return int(($nb_items - 1) / $nb_items_per_page) + 1;
}
=head2 getcities (OUEST-PROVENCE)
($id_cityarrayref, $city_hashref) = &getcities();
Looks up the different city and zip in the database. Returns two
elements: a reference-to-array, which lists the zip city
codes, and a reference-to-hash, which maps the name of the city.
WHERE =>OUEST PROVENCE OR EXTERIEUR
=cut
sub getcities {
#my ($type_city) = @_;
my $dbh = C4::Context->dbh;
my $sth=$dbh->prepare("Select cityid,city_name from cities order by cityid ");
#$sth->execute($type_city);
$sth->execute();
my %city;
my @id;
# insert empty value to create a empty choice in cgi popup
while (my $data=$sth->fetchrow_hashref){
push @id,$data->{'cityid'};
$city{$data->{'cityid'}}=$data->{'city_name'};
}
#test to know if the table contain some records if no the function return nothing
my $id=@id;
$sth->finish;
if ($id eq 0)
{
return();
}
else{
unshift (@id ,"");
return(\@id,\%city);
}
}
=head2 getroadtypes (OUEST-PROVENCE)
($idroadtypearrayref, $roadttype_hashref) = &getroadtypes();
Looks up the different road type . Returns two
elements: a reference-to-array, which lists the id_roadtype
codes, and a reference-to-hash, which maps the road type of the road .
=cut
sub getroadtypes {
my $dbh = C4::Context->dbh;
my $sth=$dbh->prepare("Select roadtypeid,road_type from roadtype order by road_type ");
$sth->execute();
my %roadtype;
my @id;
# insert empty value to create a empty choice in cgi popup
while (my $data=$sth->fetchrow_hashref){
push @id,$data->{'roadtypeid'};
$roadtype{$data->{'roadtypeid'}}=$data->{'road_type'};
}
#test to know if the table contain some records if no the function return nothing
my $id=@id;
$sth->finish;
if ($id eq 0)
{
return();
}
else{
unshift (@id ,"");
return(\@id,\%roadtype);
}
}
=head2 get_branchinfos_of
my $branchinfos_of = get_branchinfos_of(@branchcodes);
Associates a list of branchcodes to the information of the branch, taken in
branches table.
Returns a href where keys are branchcodes and values are href where keys are
branch information key.
print 'branchname is ', $branchinfos_of->{$code}->{branchname};
=cut
sub get_branchinfos_of {
my @branchcodes = @_;
my $query = '
SELECT branchcode,
branchname
FROM branches
WHERE branchcode IN ('.join(',', map({"'".$_."'"} @branchcodes)).')
';
return get_infos_of($query, 'branchcode');
}
=head2 get_notforloan_label_of
my $notforloan_label_of = get_notforloan_label_of();
Each authorised value of notforloan (information available in items and
itemtypes) is link to a single label.
Returns a href where keys are authorised values and values are corresponding
labels.
foreach my $authorised_value (keys %{$notforloan_label_of}) {
printf(
"authorised_value: %s => %s\n",
$authorised_value,
$notforloan_label_of->{$authorised_value}
);
}
=cut
sub get_notforloan_label_of {
my $dbh = C4::Context->dbh;
my $query = '
SELECT authorised_value
FROM marc_subfield_structure
WHERE kohafield = \'items.notforloan\'
LIMIT 0, 1
';
my $sth = $dbh->prepare($query);
$sth->execute();
my ($statuscode) = $sth->fetchrow_array();
$query = '
SELECT lib,
authorised_value
FROM authorised_values
WHERE category = ?
';
$sth = $dbh->prepare($query);
$sth->execute($statuscode);
my %notforloan_label_of;
while (my $row = $sth->fetchrow_hashref) {
$notforloan_label_of{ $row->{authorised_value} } = $row->{lib};
}
$sth->finish;
return \%notforloan_label_of;
}
=head2 get_infos_of
Return a href where a key is associated to a href. You give a query, the
name of the key among the fields returned by the query. If you also give as
third argument the name of the value, the function returns a href of scalar.
my $query = '
SELECT itemnumber,
notforloan,
barcode
FROM items
';
# generic href of any information on the item, href of href.
my $iteminfos_of = get_infos_of($query, 'itemnumber');
print $iteminfos_of->{$itemnumber}{barcode};
# specific information, href of scalar
my $barcode_of_item = get_infos_of($query, 'itemnumber', 'barcode');
print $barcode_of_item->{$itemnumber};
=cut
sub get_infos_of {
my ($query, $key_name, $value_name) = @_;
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare($query);
$sth->execute();
my %infos_of;
while (my $row = $sth->fetchrow_hashref) {
if (defined $value_name) {
$infos_of{ $row->{$key_name} } = $row->{$value_name};
}
else {
$infos_of{ $row->{$key_name} } = $row;
}
}
$sth->finish;
return \%infos_of;
}
1;
__END__
=back
=head1 AUTHOR
Koha Team
=cut
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