Bug 16699: Fix mixed-up indentation from 2-4 spaces to 2 spaces
[koha.git] / 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
8 # under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 3 of the License, or
10 # (at your option) any later version.
11 #
12 # Koha is distributed in the hope that it will be useful, but
13 # WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
16 #
17 # You should have received a copy of the GNU General Public License
18 # along with Koha; if not, see <http://www.gnu.org/licenses>.
19
20 use strict;
21 use warnings;
22
23 use CGI qw ( -utf8 );
24 use C4::Auth;
25 use Graphics::Magick;
26 use XML::Simple;
27 use POSIX qw(ceil);
28 use autouse 'Data::Dumper' => qw(Dumper);
29
30 use C4::Debug;
31 use C4::Context;
32 use autouse 'C4::Members' => qw(GetMember);
33 use C4::Creators;
34 use C4::Patroncards;
35 use Koha::List::Patron;
36 use Koha::Patron::Images;
37
38 my $cgi = new CGI;
39
40 my ( $template, $loggedinuser, $cookie ) = get_template_and_user({
41                                                                      template_name   => "labels/label-home.tt",
42                                                                      query           => $cgi,
43                                                                      type            => "intranet",
44                                                                      authnotrequired => 0,
45                                                                      flagsrequired   => { tools => 'label_creator' },
46                                                                      debug           => 1,
47                                                                      });
48 my $batch_id    = $cgi->param('batch_id') if $cgi->param('batch_id');
49 my $template_id = $cgi->param('template_id') || undef;
50 my $layout_id   = $cgi->param('layout_id') || undef;
51 my $start_card = $cgi->param('start_card') || 1;
52 my @label_ids   = $cgi->multi_param('label_id') if $cgi->param('label_id');
53 my @borrower_numbers  = $cgi->multi_param('borrower_number') if $cgi->param('borrower_number');
54 my $patronlist_id = $cgi->param('patronlist_id');
55
56 my $items = undef; # items = cards
57 my $new_page = 0;
58
59 # Wrap pdf creation part into an eval, some vars need scope outside eval
60 my $pdf_ok;
61 my $pdf;
62 my $pdf_file;
63 my $cardscount = 0;
64
65 #Note fo bug 14138: Indenting follows in separate patch to ease review
66 eval {
67 $pdf_file = (@label_ids || @borrower_numbers ? "card_single_" . scalar(@label_ids || @borrower_numbers) : "card_batch_$batch_id");
68
69 $pdf = C4::Creators::PDF->new(InitVars => 0);
70 my $batch = C4::Patroncards::Batch->retrieve(batch_id => $batch_id);
71 my $pc_template = C4::Patroncards::Template->retrieve(template_id => $template_id, profile_id => 1);
72 my $layout = C4::Patroncards::Layout->retrieve(layout_id => $layout_id);
73
74 $| = 1;
75
76 # set the paper size
77 my $lower_left_x  = 0;
78 my $lower_left_y  = 0;
79 my $upper_right_x = $pc_template->get_attr('page_width');
80 my $upper_right_y = $pc_template->get_attr('page_height');
81
82 $pdf->Compress(1); # comment this out to debug pdf files, but be sure to uncomment it in production or you may be very sorry...
83 $pdf->Mbox($lower_left_x, $lower_left_y, $upper_right_x, $upper_right_y);
84
85 my ($llx, $lly) = 0,0;
86 (undef, undef, $llx, $lly) = $pc_template->get_label_position($start_card);
87
88 if (@label_ids) {
89     my $batch_items = $batch->get_attr('items');
90     grep {
91         my $label_id = $_;
92         push(@{$items}, grep{$_->{'label_id'} == $label_id;} @{$batch_items});
93     } @label_ids;
94 }
95 elsif (@borrower_numbers) {
96     grep {
97         push(@{$items}, {borrower_number => $_});
98     } @borrower_numbers;
99 }
100 elsif ( $patronlist_id  ) {
101     my ($list) = GetPatronLists( { patron_list_id => $patronlist_id } );
102     my @borrowerlist = $list->patron_list_patrons()->search_related('borrowernumber')
103     ->get_column('borrowernumber')->all();
104     grep {
105         push(@{$items}, {borrower_number => $_});
106     } @borrowerlist;
107 }
108 else {
109     $items = $batch->get_attr('items');
110 }
111
112 my $layout_xml = XMLin($layout->get_attr('layout_xml'), ForceArray => 1);
113
114 if ($layout_xml->{'page_side'} eq 'B') { # rearrange items on backside of page to swap columns
115     my $even = 1;
116     my $odd = 0;
117     my @swap_array = ();
118     while ($even <= (scalar(@{$items})+1)) {
119         push (@swap_array, @{$items}[$even]);
120         push (@swap_array, @{$items}[$odd]);
121         $even += 2;
122         $odd += 2;
123     }
124     @{$items} = @swap_array;
125 }
126
127 CARD_ITEMS:
128 foreach my $item (@{$items}) {
129     if ($item) {
130         $cardscount ++;
131         my $borrower_number = $item->{'borrower_number'};
132         my $card_number = GetMember(borrowernumber => $borrower_number)->{'cardnumber'};
133
134 #       Set barcode data
135         $layout_xml->{'barcode'}->[0]->{'data'} = $card_number if $layout_xml->{'barcode'};
136
137 #       Create a new patroncard object
138         my $patron_card = C4::Patroncards::Patroncard->new(
139                 batch_id                => 1,
140                 borrower_number         => $borrower_number,
141                 llx                     => $llx, # lower left corner of the card
142                 lly                     => $lly,
143                 height                  => $pc_template->get_attr('label_height'), # of the card
144                 width                   => $pc_template->get_attr('label_width'),
145                 layout                  => $layout_xml,
146                 text_wrap_cols          => 30, #FIXME: hardcoded,
147         );
148
149         $patron_card->draw_guide_box($pdf) if $layout_xml->{'guide_box'};
150         $patron_card->draw_barcode($pdf) if $layout_xml->{'barcode'};
151
152 #       Do image foo and place binary image data into layout hash
153         my $image_data = {};
154         my $error = undef;
155         my $images = $layout_xml->{'images'};
156         PROCESS_IMAGES:
157         foreach (keys %{$images}) {
158             if (grep{m/source/} keys(%{$images->{$_}->{'data_source'}->[0]})) {
159                 if ($images->{$_}->{'data_source'}->[0]->{'image_source'} eq 'none') {
160                     next PROCESS_IMAGES;
161                 }
162                 elsif ($images->{$_}->{'data_source'}->[0]->{'image_source'} eq 'patronimages') {
163                     my $patron_image = Koha::Patron::Images->find($borrower_number);
164                     if ($patron_image) {
165                         $image_data->{'imagefile'} = $patron_image->imagefile;
166                     }
167                     else {
168                         warn sprintf('No image exists for borrower number %s.', $borrower_number);
169                     }
170                     next PROCESS_IMAGES unless $patron_image;
171                 }
172                 elsif ($images->{$_}->{'data_source'}->[0]->{'image_source'} eq 'creator_images') {
173                     my $dbh = C4::Context->dbh();
174                     $dbh->{LongReadLen} = 1000000;      # allows us to read approx 1MB
175                     $image_data = $dbh->selectrow_hashref("SELECT imagefile FROM creator_images WHERE image_name = \'$images->{$_}->{'data_source'}->[0]->{'image_name'}\'");
176                     warn sprintf('Database returned the following error: %s.', $error) if $error;
177                     warn sprintf('Image does not exists in db table %s.', $images->{$_}->{'data_source'}->[0]->{'image_name'}) if !$image_data;
178                     next PROCESS_IMAGES if !$image_data;
179                 }
180                 else {
181                     warn sprintf('No retrieval method for image source %s.', $images->{$_}->{'data_source'}->[0]->{'image_source'});
182                     next PROCESS_IMAGES;
183                 }
184             }
185             else {
186                 warn sprintf("Unrecognized image data source: %s", $images->{$_}->{'data_source'});
187                 next PROCESS_IMAGES;
188             }
189
190         my $binary_data = $image_data->{'imagefile'};
191
192 #       invoke the display image object...
193         my $image = Graphics::Magick->new;
194         $image->BlobToImage($binary_data);
195
196 #       invoke the alt (aka print) image object...
197         my $alt_image = Graphics::Magick->new;
198         $alt_image->BlobToImage($binary_data);
199         $alt_image->Set(magick => 'jpg', quality => 100);
200
201         #To avoid pixelation have the image 5 times bigger and
202         #scale it down in PDF itself
203         my $oversize_factor = 8;
204         my $pdf_scale_factor = 1 / $oversize_factor;
205
206         my $alt_width = ceil($image->Get('width')); # the rounding up is important: Adobe reader does not handle long decimal numbers well
207         my $alt_height = ceil($image->Get('height'));
208         my $ratio = $alt_width / $alt_height;
209         my $display_height = ceil($images->{$_}->{'Dx'});
210         my $display_width = ceil($ratio * $display_height);
211
212
213         $image->Resize(width => $oversize_factor * $display_width, height => $oversize_factor * $display_height);
214         $image->Set(magick => 'jpg', quality => 100);
215
216 #       Write param for downsizing in pdf
217             $images->{$_}->{'scale'} = $pdf_scale_factor;
218
219 #       Write params for alt image...
220             $images->{$_}->{'alt'}->{'Sx'} = $oversize_factor * $alt_width;
221             $images->{$_}->{'alt'}->{'Sy'} = $oversize_factor * $alt_height;
222             $images->{$_}->{'alt'}->{'data'} = $alt_image->ImageToBlob();
223
224 #       Write params for display image...
225             $images->{$_}->{'Sx'} = $oversize_factor * $display_width;
226             $images->{$_}->{'Sy'} = $oversize_factor * $display_height;
227             $images->{$_}->{'data'} = $image->ImageToBlob();
228
229             my $err = $patron_card->draw_image($pdf);
230             warn sprintf ("Error encountered while attempting to draw image %s, %s", $_, $err) if $err;
231         }
232         $patron_card->draw_text($pdf);
233     }
234     ($llx, $lly, $new_page) = $pc_template->get_next_label_pos();
235     $pdf->Page() if $new_page;
236 }
237 # No errors occurred within eval, we can issue the pdf
238 $pdf_ok = 1 if ($cardscount > 0);
239 }; # end of eval block
240
241 if ($pdf_ok) {
242     #issue the pdf
243     print $cgi->header( -type       => 'application/pdf',
244                     -encoding   => 'utf-8',
245                     -attachment => "$pdf_file.pdf",
246                   );
247     $pdf->End();
248 }
249 else {
250     # warn user that pdf is not created
251     my $errparams = '&pdferr=1';
252     $errparams .= "&errba=$batch_id" if $batch_id;
253     $errparams .= "&errpl=$patronlist_id" if $patronlist_id;
254     $errparams =  $errparams.'&errpt='.$cgi->param('borrower_number') if $cgi->param('borrower_number');
255     $errparams .= "&errlo=$layout_id" if $layout_id;
256     $errparams .= "&errtpl=$template_id" if $template_id;
257     $errparams .= "&errnocards=1" if !$cardscount;
258
259     print $cgi->redirect("/cgi-bin/koha/patroncards/manage.pl?card_element=batch$errparams");
260 }
261
262 1;