patroncards/create-pdf.pl

   1 #!/usr/bin/perl
   2 #
   3 # Copyright 2009 Foundations Bible College.
   4 #
   5 # This file is part of Koha.
   6 #
   7 # Koha is free software; you can redistribute it and/or modify it under the
   8 # terms of the GNU General Public License as published by the Free Software
   9 # Foundation; either version 2 of the License, or (at your option) any later
  10 # version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  14 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License along with
  17 # Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
  18 # Suite 330, Boston, MA  02111-1307 USA
  19
  20 use strict;
  21 use warnings;
  22
  23 use CGI;
  24 use Graphics::Magick;
  25 use XML::Simple;
  26 use POSIX qw(ceil);
  27 use autouse 'Data::Dumper' => qw(Dumper);
  28
  29 use C4::Debug;
  30 use C4::Context;
  31 use autouse 'C4::Members' => qw(GetPatronImage GetMember);
  32 use C4::Creators::PDF 1.000000;
  33 use C4::Patroncards::Batch 1.000000;
  34 use C4::Patroncards::Template 1.000000;
  35 use C4::Patroncards::Layout 1.000000;
  36 use C4::Patroncards::Patroncard 1.000000;
  37
  38 my $cgi = new CGI;
  39
  40 my $batch_id    = $cgi->param('batch_id') if $cgi->param('batch_id');
  41 my $template_id = $cgi->param('template_id') || undef;
  42 my $layout_id   = $cgi->param('layout_id') || undef;
  43 my $start_label = $cgi->param('start_label') || 1;
  44 my @label_ids   = $cgi->param('label_id') if $cgi->param('label_id');
  45 my @borrower_numbers  = $cgi->param('borrower_number') if $cgi->param('borrower_number');
  46
  47 my $items = undef;      # items = cards
  48
  49 my $pdf_file = (@label_ids || @borrower_numbers ? "card_single_" . scalar(@label_ids || @borrower_numbers) : "card_batch_$batch_id");
  50 print $cgi->header( -type       => 'application/pdf',
  51                     -encoding   => 'utf-8',
  52                     -attachment => "$pdf_file.pdf",
  53                   );
  54
  55 my $pdf = C4::Creators::PDF->new(InitVars => 0);
  56 my $batch = C4::Patroncards::Batch->retrieve(batch_id => $batch_id);
  57 my $template = C4::Patroncards::Template->retrieve(template_id => $template_id, profile_id => 1);
  58 my $layout = C4::Patroncards::Layout->retrieve(layout_id => $layout_id);
  59
  60 $| = 1;
  61
  62 # set the paper size
  63 my $lower_left_x  = 0;
  64 my $lower_left_y  = 0;
  65 my $upper_right_x = $template->get_attr('page_width');
  66 my $upper_right_y = $template->get_attr('page_height');
  67
  68 $pdf->Compress(1);
  69 $pdf->Mbox($lower_left_x, $lower_left_y, $upper_right_x, $upper_right_y);
  70
  71 my ($llx, $lly) = 0,0;
  72 (undef, undef, $llx, $lly) = $template->get_label_position($start_label);
  73
  74 if (@label_ids) {
  75     my $batch_items = $batch->get_attr('items');
  76     grep {
  77         my $label_id = $_;
  78         push(@{$items}, grep{$_->{'label_id'} == $label_id;} @{$batch_items});
  79     } @label_ids;
  80 }
  81 elsif (@borrower_numbers) {
  82     grep {
  83         push(@{$items}, {item_number => $_});
  84     } @borrower_numbers;
  85 }
  86 else {
  87     $items = $batch->get_attr('items');
  88 }
  89
  90 my $layout_xml = XMLin($layout->get_attr('layout_xml'));
  91
  92 if ($layout_xml->{'page_side'} eq 'B') { # rearrange items on backside of page to swap columns
  93     my $even = 1;
  94     my $odd = 0;
  95     my @swap_array = ();
  96     while ($even <= (scalar(@{$items})+1)) {
  97         push (@swap_array, @{$items}[$even]);
  98         push (@swap_array, @{$items}[$odd]);
  99         $even += 2;
 100         $odd += 2;
 101     }
 102     @{$items} = @swap_array;
 103 }
 104
 105 CARD_ITEMS:
 106 foreach my $item (@{$items}) {
 107     my $new_page = 0; #FIXME: this needs to be implimented or removed
 108     if ($item) {
 109         my $borrower_number = $item->{'borrower_number'};
 110         my $card_number = GetMember(borrowernumber => $borrower_number)->{'cardnumber'};
 111
 112 #       Set barcode data
 113         $layout_xml->{'barcode'}->{'data'} = $card_number if $layout_xml->{'barcode'};
 114
 115 #       Create a new patroncard object
 116         my $patron_card = C4::Patroncards::Patroncard->new(
 117                 batch_id                => 1,
 118                 borrower_number         => $borrower_number,
 119                 llx                     => $llx, # lower left corner of the card
 120                 lly                     => $lly,
 121                 height                  => $template->get_attr('label_height'), # of the card
 122                 width                   => $template->get_attr('label_width'),
 123                 layout                  => $layout_xml,
 124                 text_wrap_cols          => 30, #FIXME: hardcoded
 125         );
 126         $patron_card->draw_guide_box($pdf);
 127         $patron_card->draw_barcode($pdf) if $layout_xml->{'barcode'};
 128
 129 #       Do image foo and place binary image data into layout hash
 130         my $image_data = {};
 131         my $error = undef;
 132         PROCESS_IMAGES:
 133         foreach (keys %{$layout_xml->{'images'}}) {
 134             if (grep{m/source/} keys(%{$layout_xml->{'images'}->{$_}->{'data_source'}})) {
 135                 if ($layout_xml->{'images'}->{$_}->{'data_source'}->{'image_source'} eq 'none') {
 136                     next PROCESS_IMAGES;
 137                 }
 138                 elsif ($layout_xml->{'images'}->{$_}->{'data_source'}->{'image_source'} eq 'patronimages') {
 139                     ($image_data, $error) = GetPatronImage($card_number);
 140                     warn sprintf('No image exists for borrower number %s.', $borrower_number) if !$image_data;
 141                     next PROCESS_IMAGES if !$image_data;
 142                 }
 143                 elsif ($layout_xml->{'images'}->{$_}->{'data_source'}->{'image_source'} eq 'creator_images') {
 144                     my $dbh = C4::Context->dbh();
 145                     $dbh->{LongReadLen} = 1000000;      # allows us to read approx 1MB
 146                     $image_data = $dbh->selectrow_hashref("SELECT imagefile FROM creator_images WHERE image_name = \'$$layout_xml{'images'}{$_}{'data_source'}{'image_name'}\'");
 147                     warn sprintf('Database returned the following error: %s.', $error) if $error;
 148                     warn sprintf('Image does not exists in db table %s.', $$layout_xml{'images'}{$_}{'data_source'}{'image_source'}) if !$image_data;
 149                     next PROCESS_IMAGES if !$image_data;
 150                 }
 151                 else {
 152                     warn sprintf('No retrieval method for image source %s.', $$layout_xml{'images'}{$_}{'data_source'}{'image_source'});
 153                     next PROCESS_IMAGES;
 154                 }
 155             }
 156             else {
 157                 warn sprintf("Unrecognized image data source: %s", $layout_xml->{'images'}->{$_}->{'data_source'});
 158                 next PROCESS_IMAGES;
 159             }
 160
 161         my $binary_data = $image_data->{'imagefile'};
 162
 163 #       invoke the display image object...
 164         my $image = Graphics::Magick->new;
 165         $image->BlobToImage($binary_data);
 166
 167 #       invoke the alt (aka print) image object...
 168         my $alt_image = Graphics::Magick->new;
 169         $alt_image->BlobToImage($binary_data);
 170         $alt_image->Set(magick => 'jpg', quality => 100);
 171
 172         my $alt_width = ceil($image->Get('width')); # the rounding up is important: Adobe reader does not handle long decimal numbers well
 173         my $alt_height = ceil($image->Get('height'));
 174         my $ratio = $alt_width / $alt_height;
 175         my $display_height = ceil($layout_xml->{'images'}->{$_}->{'Dx'});
 176         my $display_width = ceil($ratio * $display_height);
 177
 178
 179         $image->Resize(width => $display_width, height => $display_height);
 180         $image->Set(magick => 'jpg', quality => 100);
 181
 182 #       Write params for alt image...
 183             $layout_xml->{'images'}->{$_}->{'alt'}->{'Sx'} = $alt_width;
 184             $layout_xml->{'images'}->{$_}->{'alt'}->{'Sy'} = $alt_height;
 185             $layout_xml->{'images'}->{$_}->{'alt'}->{'data'} = $alt_image->ImageToBlob();
 186
 187 #       Write params for display image...
 188             $layout_xml->{'images'}->{$_}->{'Sx'} = $display_width;
 189             $layout_xml->{'images'}->{$_}->{'Sy'} = $display_height;
 190             $layout_xml->{'images'}->{$_}->{'data'} = $image->ImageToBlob();
 191
 192             my $err = $patron_card->draw_image($pdf);
 193             warn sprintf ("Error encountered while attempting to draw image %s, %s", $_, $err) if $err;
 194         }
 195         $patron_card->draw_text($pdf);
 196     }
 197     ($llx, $lly, $new_page) = $template->get_next_label_pos();
 198     #$pdf->Page() if $new_page;
 199 }
 200
 201 $pdf->End();
 202
 203 # FIXME: Possibly do a redirect here if there were error encountered during PDF creation.
 204
 205 exit 0;