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125 lines
2.4 KiB
125 lines
2.4 KiB
#!/usr/bin/perl
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# Copyright 2014 ByWater Solutions
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#
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# This file is part of Koha.
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#
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# Koha is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# Koha is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Koha; if not, see <http://www.gnu.org/licenses>.
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use Modern::Perl;
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use CGI qw(header);
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use GD::Barcode;
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use C4::Auth qw(check_cookie_auth);
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=head1 NAME
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/cgi-bin/koha/svc/barcode
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=head1 SYNOPSIS
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This service generates a PNG barcode image for the requested barcode.
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=head2 PARAMETERS
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=over
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=item I<barcode>
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I<barcode> is the desired barcode. It should be called like:
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=item I<type>
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I<type> is the desired barcode type. Possible values are
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Code39
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UPCE
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UPCA
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QRcode
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NW7
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Matrix2of5
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ITF
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Industrial2of5
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IATA2of5
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EAN8
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EAN13
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COOP2of5
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If ommited,it defaults to Code39.
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=item I<notext>
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Unless I<notext=1> is specified in the parameter list, the
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value of the barcode will included as text below the
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scannable barcode.
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=back
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=head2 EXAMPLES
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=over
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=item /cgi-bin/koha/svc/barcode?barcode=123456789
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Returns a Code39 barcode image for barcode 123456789
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=item /cgi-bin/koha/svc/barcode?barcode=123456789&type=UPCE
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Returns a UPCE barcode image for barcode 123456789
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=item /cgi-bin/koha/svc/barcode?barcode=123456789¬ext=1
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Returns a Code39 barcode image for barcode 123456789
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which does not include the human readable text '123456789'
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below the scannable barcode.
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=back
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=cut
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my $input = CGI->new;
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my ( $auth_status, $sessionID ) = check_cookie_auth( $input->cookie('CGISESSID'), { catalogue => '*' } );
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if ( $auth_status ne "ok" ) {
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exit 0;
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}
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binmode(STDOUT);
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my $type = $input->param('type') || 'Code39';
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my $barcode = $input->param('barcode');
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my $notext = $input->param('notext') ? 1 : 0;
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my $image;
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eval {
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$image = GD::Barcode->new( $type, $barcode )->plot( NoText => $notext )->png();
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};
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if ( $@ ) {
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# problem creating image
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print header( -status => 500 );
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} else {
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print header('image/png');
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print $image;
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}
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exit 0;
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=head1 AUTHOR
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Kyle M Hall <kyle@bywatersolutions.com>
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=cut
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