cataloguing/value_builder/barcode.pl

   1 #!/usr/bin/perl
   2
   3 # $Id: barcode.pl,v 1.1.2.2 2006/09/20 02:24:42 kados Exp $
   4
   5 # Copyright 2000-2002 Katipo Communications
   6 #
   7 # This file is part of Koha.
   8 #
   9 # Koha is free software; you can redistribute it and/or modify it under the
  10 # terms of the GNU General Public License as published by the Free Software
  11 # Foundation; either version 2 of the License, or (at your option) any later
  12 # version.
  13 #
  14 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  15 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  16 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License along
  19 # with Koha; if not, write to the Free Software Foundation, Inc.,
  20 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  21
  22 #use strict;
  23 #use warnings; FIXME - Bug 2505
  24 use C4::Context;
  25 require C4::Dates;
  26 my $DEBUG = 0;
  27
  28 =head1
  29
  30 plugin_parameters : other parameters added when the plugin is called by the dopop function
  31
  32 =cut
  33 sub plugin_parameters {
  34 #   my ($dbh,$record,$tagslib,$i,$tabloop) = @_;
  35     return "";
  36 }
  37
  38 =head1
  39
  40 plugin_javascript : the javascript function called when the user enters the subfield.
  41 contain 3 javascript functions :
  42 * one called when the field is entered (OnFocus). Named FocusXXX
  43 * one called when the field is leaved (onBlur). Named BlurXXX
  44 * one called when the ... link is clicked (<a href="javascript:function">) named ClicXXX
  45
  46 returns :
  47 * XXX
  48 * a variable containing the 3 scripts.
  49 the 3 scripts are inserted after the <input> in the html code
  50
  51 =cut
  52 sub plugin_javascript {
  53         my ($dbh,$record,$tagslib,$field_number,$tabloop) = @_;
  54         my $function_name= "barcode".(int(rand(100000))+1);
  55
  56         # find today's date
  57         my ($year, $mon, $day) = split('-', C4::Dates->today('iso'));
  58         my ($tag,$subfield)       =  GetMarcFromKohaField("items.barcode", '');
  59         my ($loctag,$locsubfield) =  GetMarcFromKohaField("items.homebranch", '');
  60
  61         my $nextnum;
  62         my $query;
  63     my $scr;
  64         my $autoBarcodeType = C4::Context->preference("autoBarcode");
  65     warn "Barcode type = $autoBarcodeType" if $DEBUG;
  66         if ((not $autoBarcodeType) or $autoBarcodeType eq 'OFF') {
  67         # don't return a value unless we have the appropriate syspref set
  68                 return ($function_name,
  69         "<script type=\"text/javascript\">
  70         // autoBarcodeType OFF (or not defined)
  71         function Focus$function_name() { return 0;}
  72         function  Clic$function_name() { return 0;}
  73         function  Blur$function_name() { return 0;}
  74         </script>");
  75     }
  76         if ($autoBarcodeType eq 'annual') {
  77                 $query = "select max(cast( substring_index(barcode, '-',-1) as signed)) from items where barcode like ?";
  78                 my $sth=$dbh->prepare($query);
  79                 $sth->execute("$year%");
  80                 while (my ($count)= $sth->fetchrow_array) {
  81             warn "Examining Record: $count" if $DEBUG;
  82                 $nextnum = $count if $count;
  83                 }
  84                 $nextnum++;
  85                 $nextnum = sprintf("%0*d", "4",$nextnum);
  86                 $nextnum = "$year-$nextnum";
  87         }
  88         elsif ($autoBarcodeType eq 'incremental') {
  89                 # not the best, two catalogers could add the same barcode easily this way :/
  90                 $query = "select max(abs(barcode)) from items";
  91         my $sth = $dbh->prepare($query);
  92                 $sth->execute();
  93                 while (my ($count)= $sth->fetchrow_array) {
  94                         $nextnum = $count;
  95                 }
  96                 $nextnum++;
  97     }
  98     elsif ($autoBarcodeType eq 'hbyymmincr') {      # Generates a barcode where hb = home branch Code, yymm = year/month catalogued, incr = incremental number, reset yearly -fbcit
  99         $year = substr($year, -2);
 100         $query = "SELECT MAX(CAST(SUBSTRING(barcode,7,4) AS signed)) FROM items WHERE barcode REGEXP ?";
 101         my $sth = $dbh->prepare($query);
 102         $sth->execute("^[a-zA-Z]{1,}$year");
 103         while (my ($count)= $sth->fetchrow_array) {
 104             $nextnum = $count if $count;
 105             warn "Existing incremental number = $nextnum" if $DEBUG;
 106         }
 107         $nextnum++;
 108         $nextnum = sprintf("%0*d", "4",$nextnum);
 109         $nextnum = $year . $mon . $nextnum;
 110         warn "New hbyymmincr Barcode = $nextnum" if $DEBUG;
 111         $scr = "
 112         for (i=0 ; i<document.f.field_value.length ; i++) {
 113             if (document.f.tag[i].value == '$loctag' && document.f.subfield[i].value == '$locsubfield') {
 114                 fnum = i;
 115             }
 116         }
 117         if (\$('#' + id).val() == '' || force) {
 118             \$('#' + id).val(document.f.field_value[fnum].value + '$nextnum');
 119         }
 120         ";
 121     }
 122
 123     # default js body (if not filled by hbyymmincr)
 124     $scr or $scr = <<END_OF_JS;
 125 if (\$('#' + id).val() == '' || force) {
 126     \$('#' + id).val('$nextnum');
 127 }
 128 END_OF_JS
 129
 130     my $js  = <<END_OF_JS;
 131 <script type="text/javascript">
 132 //<![CDATA[
 133
 134 function Blur$function_name(index) {
 135     //barcode validation might go here
 136 }
 137
 138 function Focus$function_name(subfield_managed, id, force) {
 139 $scr
 140     return 0;
 141 }
 142
 143 function Clic$function_name(id) {
 144     return Focus$function_name('not_relavent', id, 1);
 145 }
 146 //]]>
 147 </script>
 148 END_OF_JS
 149     return ($function_name, $js);
 150 }
 151
 152 =head1
 153
 154 plugin: useless here
 155
 156 =cut
 157
 158 sub plugin {
 159     # my ($input) = @_;
 160     return "";
 161 }
 162
 163 1;