286 lines
No EOL
10 KiB
Perl
Executable file
286 lines
No EOL
10 KiB
Perl
Executable file
#!/usr/bin/perl
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# script to generate items barcodes
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# written 07/04
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# by Veleda Matias - matias_veleda@hotmail.com - Physics Library UNLP Argentina and
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# Castañeda Sebastian - seba3c@yahoo.com.ar - Physics Library UNLP Argentina and
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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 under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the 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 along with
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# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
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# Suite 330, Boston, MA 02111-1307 USA
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require Exporter;
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use strict;
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use CGI;
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use C4::Context;
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use C4::Output;
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use HTML::Template;
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use PDF::API2;
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use PDF::API2::Page;
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use PDF::API2::PDF::Utils;
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use C4::Barcodes::PrinterConfig;
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use Time::localtime;
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# This function returns the path to deal with the correct files, considering
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# templates set and language.
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sub getPath {
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my $type = shift @_;
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my $templatesSet = C4::Context->preference('template');
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my $lang = C4::Context->preference('opaclanguages');
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if ($type eq "intranet") {
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return "$ENV{'DOCUMENT_ROOT'}/intranet-tmpl/$templatesSet/$lang";
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} else {
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return "$ENV{'DOCUMENT_ROOT'}/opac-tmpl/$templatesSet/$lang";
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}
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}
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# Load a configuration file. Before use this function, check if that file exists.
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sub loadConfFromFile {
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my $fileName = shift @_;
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my %keyValues;
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open FILE, "<$fileName";
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while (<FILE>) {
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chomp;
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if (/\s*([\w_]*)\s*=\s*([\[\]\<\>\w_\s:@,\.-]*)\s*/) {
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$keyValues{$1} = $2;
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}
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}
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close FILE;
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return %keyValues;
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}
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# Save settings to a configuration file. It delete previous configuration settings.
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sub saveConfToFile {
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my $fileName = shift @_;
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my %keyValues = %{shift @_};
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my $i;
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open FILE, ">$fileName";
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my $i;
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foreach $i (keys(%keyValues)) {
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print FILE $i." = ".$keyValues{$i}."\n";
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}
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close FILE;
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}
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# Load the config file.
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my $filenameConf = &getPath("intranet")."/includes/labelConfig/itemsLabelConfig.conf";
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my %labelConfig = &loadConfFromFile($filenameConf);
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# Creates a CGI object and take its parameters
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my $cgi = new CGI;
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my $from = $cgi->param('from');
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my $to = $cgi->param('to');
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my $individualCodes = $cgi->param('individualCodes');
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my $rangeType = $cgi->param('rangeType');
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my $pageType = $cgi->param('pages');
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my $label = $cgi->param('label');
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my $numbersystem = $cgi->param('numbersystem');
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my $text_under_label = $cgi->param('text_under_label');
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# Generate the checksum from an inventary code
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sub checksum {
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sub calculateDigit {
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my $code = shift @_;
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my $sum = 0;
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my $odd_parity = 1;
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my $i;
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for ($i = length($code) - 1; $i >= 0; $i--){
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if ( $odd_parity ) {
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$sum = $sum + ( 3 * substr($code, $i, 1) );
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} else {
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$sum = $sum + substr($code, $i, 1); }
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$odd_parity = !$odd_parity;
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}
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my $check_digit = 10 - ($sum%10);
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if ($check_digit==10) {
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$check_digit=0;
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}
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return $code.$check_digit;
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}
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my $currentCode = shift @_;
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$currentCode = &calculateDigit($currentCode);
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return $currentCode;
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}
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# Assigns a temporary name to the PDF file
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sub assingFilename {
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my ($from, $to) = @_;
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my $ip = $cgi->remote_addr();
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my $random = int(rand(1000000));
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my $timeObj = localtime();
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my ($day, $month, $year, $hour, $min, $sec) = ($timeObj->mday,
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$timeObj->mon + 1,
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$timeObj->year + 1900,
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$timeObj->hour,
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$timeObj->min,
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$timeObj->sec);
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my $tmpFileName = $random.'-'.$ip.'-(From '.$from.' to '.$to.')-['.$day.'.'.$month.'.'.$year.']-['.$hour.':'.$min.':'.$sec.'].pdf';
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return $tmpFileName;
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}
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# Takes inventary codes from database and if they are between
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# the interval specify by parameters, it generates the correspond barcodes
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sub barcodesGenerator {
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my ($from, $to, $rangeType, $individualCodes,$text_under_label) = @_;
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# Returns a database handler
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my $dbh = C4::Context->dbh;
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# Create the query to database
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# Assigns a temporary filename for the pdf file
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my $tmpFileName = &assingFilename($from, $to);
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if ($rangeType eq 'continuous2') {
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# Set the temp directory for pdf´s files
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if (!defined($ENV{'TEMP'})) {
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$ENV{'TEMP'} = '/tmp/';
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}
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$tmpFileName = $ENV{'TEMP'}.$tmpFileName;
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# Creates a PDF object
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my $pdf = PDF::API2->new(-file => $tmpFileName);
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# Set the positions where barcodes are going to be placed
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C4::Barcodes::PrinterConfig::setPositionsForX($labelConfig{'marginLeft'}, $labelConfig{'labelWidth'}, $labelConfig{'columns'}, $labelConfig{'pageType'});
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C4::Barcodes::PrinterConfig::setPositionsForY($labelConfig{'marginBottom'}, $labelConfig{'labelHeigth'}, $labelConfig{'rows'}, $labelConfig{'pageType'});
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# Creates a font object
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my $tr = $pdf->corefont('Helvetica-Bold');
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# Barcode position
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my ($page, $gfx, $text);
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for (my $code=$from; $code<=$to; $code++) {
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# Generetase checksum
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my $codeC = &checksum($code);
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# Generate the corresponde barcode to $code
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my $barcode = $pdf->barcode(-font => $tr, # The font object to use
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-type => 'ean128', # Standard of codification
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-code => $codeC, # Text to codify
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-extn => '012345', # Barcode extension (if it is aplicable)
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-umzn => 10, # Top limit of the finished bar
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-lmzn => 10, # Bottom limit of the finished bar
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-zone => 15, # Bars size
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-quzn => 0, # Space destinated for legend
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-ofwt => 0.01, # Bars width
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-fnsz => 8, # Font size
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-text => ''
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);
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(my $x, my $y, $pdf, $page, $gfx, $text, $tr, $label) = C4::Barcodes::PrinterConfig::getLabelPosition(
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$label,
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$pdf,
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$page,
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$gfx,
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$text,
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$tr,
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$pageType);
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# Assigns a barcodes to $gfx
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$gfx->barcode($barcode, $x, $y , (72/$labelConfig{'systemDpi'}));
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# Assigns the additional information to the barcode (Legend)
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$text->translate($x - 48, $y - 22);
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if ($text_under_label) {
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$text->text($text_under_label);
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}
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}
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# Writes the objects added in $gfx to $page
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$pdf->finishobjects($page,$gfx, $text);
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# Save changes to the PDF
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$pdf->saveas;
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# Close the conection with the PDF file
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$pdf->end;
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# Show the PDF file
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print $cgi->redirect("/cgi-bin/koha/barcodes/pdfViewer.pl?tmpFileName=$tmpFileName");
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} else {
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my $rangeCondition;
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if ($individualCodes ne "") {
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$rangeCondition = "AND (I.barcode IN " . $individualCodes . ")";
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} else {
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$rangeCondition = "AND (I.barcode >= " . $from . " AND I.barcode <=" . $to . " )";
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}
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my $query = "SELECT CONCAT('$numbersystem',REPEAT('0',((12 - LENGTH('$numbersystem')) - LENGTH(I.barcode))), I.barcode) AS Codigo, B.title, B.author FROM biblio B, items I WHERE (I.biblionumber = B.biblioNumber ) " .$rangeCondition. " AND (I.barcode <> 'FALTA') ORDER BY Codigo";
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# Prepare the query
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my $sth = $dbh->prepare($query);
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# Executes the query
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$sth->execute;
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if ($sth->rows) { # There are inventary codes
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# Set the temp directory for pdf´s files
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if (!defined($ENV{'TEMP'})) {
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$ENV{'TEMP'} = '/tmp/';
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}
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# Assigns a temporary filename for the pdf file
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my $tmpFileName = &assingFilename($from, $to);
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$tmpFileName = $ENV{'TEMP'}.$tmpFileName;
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# Creates a PDF object
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my $pdf = PDF::API2->new(-file => $tmpFileName);
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# Set the positions where barcodes are going to be placed
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C4::Barcodes::PrinterConfig::setPositionsForX($labelConfig{'marginLeft'}, $labelConfig{'labelWidth'}, $labelConfig{'columns'}, $labelConfig{'pageType'});
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C4::Barcodes::PrinterConfig::setPositionsForY($labelConfig{'marginBottom'}, $labelConfig{'labelHeigth'}, $labelConfig{'rows'}, $labelConfig{'pageType'});
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# Creates a font object
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my $tr = $pdf->corefont('Helvetica-Bold');
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# Barcode position
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my ($page, $gfx, $text);
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while (my ($code,$title,$author) = $sth->fetchrow_array) {
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# Generetase checksum
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$code = &checksum($code);
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# Generate the corresponde barcode to $code
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my $barcode = $pdf->barcode(-font => $tr, # The font object to use
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-type => 'ean13', # Standard of codification
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-code => $code, # Text to codify
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-extn => '012345', # Barcode extension (if it is aplicable)
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-umzn => 10, # Top limit of the finished bar
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-lmzn => 10, # Bottom limit of the finished bar
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-zone => 15, # Bars size
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-quzn => 0, # Space destinated for legend
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-ofwt => 0.01, # Bars width
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-fnsz => 8, # Font size
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-text => ''
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);
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(my $x, my $y, $pdf, $page, $gfx, $text, $tr, $label) = C4::Barcodes::PrinterConfig::getLabelPosition(
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$label,
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$pdf,
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$page,
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$gfx,
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$text,
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$tr,
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$pageType);
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# Assigns a barcodes to $gfx
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$gfx->barcode($barcode, $x, $y , (72/$labelConfig{'systemDpi'}));
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# Assigns the additional information to the barcode (Legend)
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$text->translate($x - 48, $y - 22);
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if ($text_under_label) {
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$text->text($text_under_label);
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} else {
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$text->text(substr $title, 0, 30);
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$text->translate($x - 48, $y - 29);
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$text->text(substr $author, 0, 30);
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}
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}
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# Writes the objects added in $gfx to $page
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$pdf->finishobjects($page,$gfx, $text);
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# Save changes to the PDF
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$pdf->saveas;
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# Close the conection with the PDF file
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$pdf->end;
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# Show the PDF file
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print $cgi->redirect("/cgi-bin/koha/barcodes/pdfViewer.pl?tmpFileName=$tmpFileName");
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} else {
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# Rollback and shows the error legend
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print $cgi->redirect("/cgi-bin/koha/barcodes/barcodes.pl?error=1");
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}
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$sth->finish;
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}
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}
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barcodesGenerator($from, $to, $rangeType, $individualCodes,$text_under_label); |