Koha/patroncards/create-pdf.pl
Lars Wirzenius c165df96c0 Fix FSF address in directory patroncards/
Signed-off-by: Galen Charlton <gmcharlt@gmail.com>
2010-03-16 20:17:55 -04:00

203 lines
8 KiB
Perl
Executable file

#!/usr/bin/perl
#
# Copyright 2009 Foundations Bible College.
#
# 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.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
use strict;
use warnings;
use CGI;
use Graphics::Magick;
use XML::Simple;
use POSIX qw(ceil);
use autouse 'Data::Dumper' => qw(Dumper);
use C4::Debug;
use C4::Context;
use autouse 'C4::Members' => qw(GetPatronImage GetMember);
use C4::Creators 1.000000;
use C4::Patroncards 1.000000;
my $cgi = new CGI;
my $batch_id = $cgi->param('batch_id') if $cgi->param('batch_id');
my $template_id = $cgi->param('template_id') || undef;
my $layout_id = $cgi->param('layout_id') || undef;
my $start_label = $cgi->param('start_label') || 1;
my @label_ids = $cgi->param('label_id') if $cgi->param('label_id');
my @borrower_numbers = $cgi->param('borrower_number') if $cgi->param('borrower_number');
my $items = undef; # items = cards
my $new_page = 0;
my $pdf_file = (@label_ids || @borrower_numbers ? "card_single_" . scalar(@label_ids || @borrower_numbers) : "card_batch_$batch_id");
print $cgi->header( -type => 'application/pdf',
-encoding => 'utf-8',
-attachment => "$pdf_file.pdf",
);
my $pdf = C4::Creators::PDF->new(InitVars => 0);
my $batch = C4::Patroncards::Batch->retrieve(batch_id => $batch_id);
my $template = C4::Patroncards::Template->retrieve(template_id => $template_id, profile_id => 1);
my $layout = C4::Patroncards::Layout->retrieve(layout_id => $layout_id);
$| = 1;
# set the paper size
my $lower_left_x = 0;
my $lower_left_y = 0;
my $upper_right_x = $template->get_attr('page_width');
my $upper_right_y = $template->get_attr('page_height');
$pdf->Compress(1); # comment this out to debug pdf files, but be sure to uncomment it in production or you may be very sorry...
$pdf->Mbox($lower_left_x, $lower_left_y, $upper_right_x, $upper_right_y);
my ($llx, $lly) = 0,0;
(undef, undef, $llx, $lly) = $template->get_label_position($start_label);
if (@label_ids) {
my $batch_items = $batch->get_attr('items');
grep {
my $label_id = $_;
push(@{$items}, grep{$_->{'label_id'} == $label_id;} @{$batch_items});
} @label_ids;
}
elsif (@borrower_numbers) {
grep {
push(@{$items}, {item_number => $_});
} @borrower_numbers;
}
else {
$items = $batch->get_attr('items');
}
my $layout_xml = XMLin($layout->get_attr('layout_xml'), ForceArray => 1);
if ($layout_xml->{'page_side'} eq 'B') { # rearrange items on backside of page to swap columns
my $even = 1;
my $odd = 0;
my @swap_array = ();
while ($even <= (scalar(@{$items})+1)) {
push (@swap_array, @{$items}[$even]);
push (@swap_array, @{$items}[$odd]);
$even += 2;
$odd += 2;
}
@{$items} = @swap_array;
}
CARD_ITEMS:
foreach my $item (@{$items}) {
if ($item) {
my $borrower_number = $item->{'borrower_number'};
my $card_number = GetMember(borrowernumber => $borrower_number)->{'cardnumber'};
# Set barcode data
$layout_xml->{'barcode'}->[0]->{'data'} = $card_number if $layout_xml->{'barcode'};
# Create a new patroncard object
my $patron_card = C4::Patroncards::Patroncard->new(
batch_id => 1,
borrower_number => $borrower_number,
llx => $llx, # lower left corner of the card
lly => $lly,
height => $template->get_attr('label_height'), # of the card
width => $template->get_attr('label_width'),
layout => $layout_xml,
text_wrap_cols => 30, #FIXME: hardcoded
);
$patron_card->draw_guide_box($pdf) if $layout_xml->{'guide_box'};
$patron_card->draw_barcode($pdf) if $layout_xml->{'barcode'};
# Do image foo and place binary image data into layout hash
my $image_data = {};
my $error = undef;
my $images = $layout_xml->{'images'};
PROCESS_IMAGES:
foreach (keys %{$images}) {
if (grep{m/source/} keys(%{$images->{$_}->{'data_source'}->[0]})) {
if ($images->{$_}->{'data_source'}->[0]->{'image_source'} eq 'none') {
next PROCESS_IMAGES;
}
elsif ($images->{$_}->{'data_source'}->[0]->{'image_source'} eq 'patronimages') {
($image_data, $error) = GetPatronImage($card_number);
warn sprintf('No image exists for borrower number %s.', $borrower_number) if !$image_data;
next PROCESS_IMAGES if !$image_data;
}
elsif ($images->{$_}->{'data_source'}->[0]->{'image_source'} eq 'creator_images') {
my $dbh = C4::Context->dbh();
$dbh->{LongReadLen} = 1000000; # allows us to read approx 1MB
$image_data = $dbh->selectrow_hashref("SELECT imagefile FROM creator_images WHERE image_name = \'$$layout_xml{'images'}{$_}{'data_source'}{'image_name'}\'");
warn sprintf('Database returned the following error: %s.', $error) if $error;
warn sprintf('Image does not exists in db table %s.', $$layout_xml{'images'}{$_}{'data_source'}{'image_source'}) if !$image_data;
next PROCESS_IMAGES if !$image_data;
}
else {
warn sprintf('No retrieval method for image source %s.', $$layout_xml{'images'}{$_}{'data_source'}{'image_source'});
next PROCESS_IMAGES;
}
}
else {
warn sprintf("Unrecognized image data source: %s", $images->{$_}->{'data_source'});
next PROCESS_IMAGES;
}
my $binary_data = $image_data->{'imagefile'};
# invoke the display image object...
my $image = Graphics::Magick->new;
$image->BlobToImage($binary_data);
# invoke the alt (aka print) image object...
my $alt_image = Graphics::Magick->new;
$alt_image->BlobToImage($binary_data);
$alt_image->Set(magick => 'jpg', quality => 100);
my $alt_width = ceil($image->Get('width')); # the rounding up is important: Adobe reader does not handle long decimal numbers well
my $alt_height = ceil($image->Get('height'));
my $ratio = $alt_width / $alt_height;
my $display_height = ceil($images->{$_}->{'Dx'});
my $display_width = ceil($ratio * $display_height);
$image->Resize(width => $display_width, height => $display_height);
$image->Set(magick => 'jpg', quality => 100);
# Write params for alt image...
$images->{$_}->{'alt'}->{'Sx'} = $alt_width;
$images->{$_}->{'alt'}->{'Sy'} = $alt_height;
$images->{$_}->{'alt'}->{'data'} = $alt_image->ImageToBlob();
# Write params for display image...
$images->{$_}->{'Sx'} = $display_width;
$images->{$_}->{'Sy'} = $display_height;
$images->{$_}->{'data'} = $image->ImageToBlob();
my $err = $patron_card->draw_image($pdf);
warn sprintf ("Error encountered while attempting to draw image %s, %s", $_, $err) if $err;
}
$patron_card->draw_text($pdf);
}
($llx, $lly, $new_page) = $template->get_next_label_pos();
$pdf->Page() if $new_page;
}
$pdf->End();
# FIXME: Possibly do a redirect here if there were error encountered during PDF creation.
1;