[23/40] Initial work on label export interface.
[koha.git] / labels / label-create-pdf.pl
diff --git a/labels/label-create-pdf.pl b/labels/label-create-pdf.pl
new file mode 100755 (executable)
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--- /dev/null
@@ -0,0 +1,176 @@
+#!/usr/bin/perl
+
+# Copyright 2006 Katipo Communications.
+# Some parts 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., 59 Temple Place,
+# Suite 330, Boston, MA  02111-1307 USA
+
+use strict;
+use warnings;
+
+use CGI;
+use HTML::Template::Pro;
+use POSIX qw(ceil);
+use Data::Dumper;
+use Sys::Syslog qw(syslog);
+
+use C4::Labels;
+use C4::Auth;
+use C4::Output;
+use C4::Context;
+use C4::Members;
+use C4::Branch;
+use C4::Debug;
+use C4::Labels::Batch 1.000000;
+use C4::Labels::Template 1.000000;
+use C4::Labels::Layout 1.000000;
+use C4::Labels::PDF 1.000000;
+use C4::Labels::Label 1.000000;
+
+my $cgi = new CGI;
+
+my $htdocs_path = C4::Context->config('intrahtdocs');
+my $batch_id    = $cgi->param('batch_id') || $ARGV[0];
+my $template_id = $cgi->param('template_id') || $ARGV[1];
+my $layout_id   = $cgi->param('layout_id') || $ARGV[2];
+my $start_label = $cgi->param('start_label') || $ARGV[3];
+
+print $cgi->header( -type => 'application/pdf', -attachment => "label_batch_$batch_id.pdf" );
+
+my $pdf = C4::Labels::PDF->new(InitVars => 0);
+my $batch = C4::Labels::Batch->retrieve(batch_id => $batch_id);
+my $template = C4::Labels::Template->retrieve(template_id => $template_id, profile_id => 1);
+my $layout = C4::Labels::Layout->retrieve(layout_id => $layout_id);
+
+sub _calc_next_label_pos {
+    my ($row_count, $col_count, $llx, $lly) = @_;
+    if ($col_count lt $template->get_attr('cols')) {
+        $llx = ($llx + $template->get_attr('label_width') + $template->get_attr('col_gap'));
+        $col_count++;
+    }
+    else {
+        $llx = $template->get_attr('left_margin');
+        if ($row_count eq $template->get_attr('rows')) {
+            $pdf->Page();
+            $lly = ($template->get_attr('page_height') - $template->get_attr('top_margin') - $template->get_attr('label_height'));
+            $row_count = 1;
+        }
+        else {
+            $lly = ($lly - $template->get_attr('row_gap') - $template->get_attr('label_height'));
+            $row_count++;
+        }
+        $col_count = 1;
+    }
+    return ($row_count, $col_count, $llx, $lly);
+}
+
+sub _print_text {
+    my $label_text = shift;
+    foreach my $text_line (@$label_text) {
+        my $pdf_font = $pdf->Font($text_line->{'font'});
+        my $line = "BT /$pdf_font $text_line->{'font_size'} Tf $text_line->{'text_llx'} $text_line->{'text_lly'} Td ($text_line->{'line'}) Tj ET";
+        $pdf->Add($line);
+    }
+}
+
+$| = 1;
+
+# set the paper size
+my $lowerLeftX  = 0;
+my $lowerLeftY  = 0;
+my $upperRightX = $template->get_attr('page_width');
+my $upperRightY = $template->get_attr('page_height');
+
+$pdf->Compress(1);
+$pdf->Mbox($lowerLeftX, $lowerLeftY, $upperRightX, $upperRightY);
+
+my ($row_count, $col_count, $llx, $lly) = $template->get_label_position($start_label);
+LABEL_ITEMS:
+foreach my $item (@{$batch->get_attr('items')}) {
+    my ($barcode_llx, $barcode_lly, $barcode_width, $barcode_y_scale_factor) = 0,0,0,0;
+    my $label = C4::Labels::Label->new(
+                                    batch_id            => $batch_id,
+                                    item_number         => $item->{'item_number'},
+                                    width               => $template->get_attr('label_width'),
+                                    height              => $template->get_attr('label_height'),
+                                    top_text_margin     => $template->get_attr('top_text_margin'),
+                                    left_text_margin    => $template->get_attr('left_text_margin'),
+                                    barcode_type        => $layout->get_attr('barcode_type'),
+                                    printing_type       => $layout->get_attr('printing_type'),
+                                    guidebox            => $layout->get_attr('guidebox'),
+                                    font                => $layout->get_attr('font'),
+                                    font_size           => $layout->get_attr('font_size'),
+                                    callnum_split       => $layout->get_attr('callnum_split'),
+                                    justify             => $layout->get_attr('text_justify'),
+                                    format_string       => $layout->get_attr('format_string'),
+                                    text_wrap_cols      => $layout->get_text_wrap_cols(label_width => $template->get_attr('label_width'), left_text_margin => $template->get_attr('left_text_margin')),
+                                      );
+    my $label_type = $label->get_label_type;
+    if ($label_type eq 'BIB') {
+        my $line_spacer = ($label->get_attr('font_size') * 1);    # number of pixels between text rows (This is actually leading: baseline to baseline minus font size. Recommended starting point is 20% of font size.).
+        my $text_lly = ($lly + ($template->get_attr('label_height') - $template->get_attr('top_text_margin')));
+        my $label_text = $label->draw_label_text(
+                                        llx             => $llx,
+                                        lly             => $text_lly,
+                                        line_spacer     => $line_spacer,
+                                        );
+        _print_text($label_text);
+        ($row_count, $col_count, $llx, $lly) = _calc_next_label_pos($row_count, $col_count, $llx, $lly);
+        next LABEL_ITEMS;
+    }
+    elsif ($label_type eq 'BARBIB') {
+        $barcode_llx = $llx + $template->get_attr('left_text_margin');                             # this places the bottom left of the barcode the left text margin distance to right of the the left edge of the label ($llx)
+        $barcode_lly = ($lly + $template->get_attr('label_height')) - $template->get_attr('top_text_margin');        # this places the bottom left of the barcode the top text margin distance below the top of the label ($lly)
+        $barcode_width = 0.8 * $template->get_attr('label_width');                                 # this scales the barcode width to 80% of the label width
+        $barcode_y_scale_factor = 0.01 * $template->get_attr('label_height');                      # this scales the barcode height to 10% of the label height
+        my $line_spacer = ($label->get_attr('font_size') * 1);    # number of pixels between text rows (This is actually leading: baseline to baseline minus font size. Recommended starting point is 20% of font size.).
+        my $text_lly = ($lly + ($template->get_attr('label_height') - $template->get_attr('top_text_margin')));
+        my $label_text = $label->draw_label_text(
+                                        llx             => $llx,
+                                        lly             => $text_lly,
+                                        line_spacer     => $line_spacer,
+                                        );
+        _print_text($label_text);
+    }
+    else {
+        $barcode_llx = $llx + $template->get_attr('left_text_margin');             # this places the bottom left of the barcode the left text margin distance to right of the the left edge of the label ($llx)
+        $barcode_lly = $lly + $template->get_attr('top_text_margin');              # this places the bottom left of the barcode the top text margin distance above the bottom of the label ($lly)
+        $barcode_width = 0.8 * $template->get_attr('label_width');                 # this scales the barcode width to 80% of the label width
+        $barcode_y_scale_factor = 0.01 * $template->get_attr('label_height');      # this scales the barcode height to 10% of the label height
+        if ($label_type eq 'BIBBAR' || $label_type eq 'ALT') {
+            my $line_spacer = ($label->get_attr('font_size') * 1);    # number of pixels between text rows (This is actually leading: baseline to baseline minus font size. Recommended starting point is 20% of font size.).
+            my $text_lly = ($lly + ($template->get_attr('label_height') - $template->get_attr('top_text_margin')));
+            my $label_text = $label->draw_label_text(
+                                            llx             => $llx,
+                                            lly             => $text_lly,
+                                            line_spacer     => $line_spacer,
+                                            );
+            _print_text($label_text);
+        }
+        if ($label_type eq 'ALT') {
+        ($row_count, $col_count, $llx, $lly) = _calc_next_label_pos($row_count, $col_count, $llx, $lly);
+        }
+    }
+    $label->barcode(
+                llx                 => $barcode_llx,
+                lly                 => $barcode_lly,
+                width               => $barcode_width,
+                y_scale_factor      => $barcode_y_scale_factor,
+    );
+    ($row_count, $col_count, $llx, $lly) = _calc_next_label_pos($row_count, $col_count, $llx, $lly);
+}
+
+$pdf->End();