Auto incremental inventory number plugin

Renamed it stocknumber.pl to avoid confusion with the already existing inventory.pl

Signed-off-by: Henri-Damien LAURENT <henridamien.laurent@biblibre.com>

diff --git a/cataloguing/value_builder/stocknumber.pl b/cataloguing/value_builder/stocknumber.pl
new file mode 100755 (executable)
index 0000000..a289cd3
--- /dev/null
+++ b/cataloguing/value_builder/stocknumber.pl
@@ -0,0 +1,102 @@
+#!/usr/bin/perl
+
+# Copyright 2000-2002 Katipo Communications
+#
+# 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 C4::Context;
+
+=head1
+
+plugin_parameters : other parameters added when the plugin is called by the dopop function
+
+=cut
+sub plugin_parameters {
+#   my ($dbh,$record,$tagslib,$i,$tabloop) = @_;
+    return "";
+}
+
+=head1
+
+plugin_javascript : the javascript function called when the user enters the subfield.
+contain 3 javascript functions :
+* one called when the field is entered (OnFocus). Named FocusXXX
+* one called when the field is leaved (onBlur). Named BlurXXX
+* one called when the ... link is clicked (<a href="javascript:function">) named ClicXXX
+
+returns :
+* XXX
+* a variable containing the 3 scripts.
+the 3 scripts are inserted after the <input> in the html code
+
+=cut
+sub plugin_javascript {
+       my ($dbh,$record,$tagslib,$field_number,$tabloop) = @_;
+       my $function_name= "inventory".(int(rand(100000))+1);
+
+       my $branchcode = C4::Context->userenv->{'branch'};
+
+       $query = "SELECT MAX(CAST(SUBSTRING_INDEX(copynumber,'_',-1) AS SIGNED)) FROM items WHERE homebranch = ?";
+       my $sth=$dbh->prepare($query);
+       $sth->execute($branchcode);
+       while (my ($count)= $sth->fetchrow_array) {
+               $nextnum = $count;
+       }
+       $nextnum++;
+
+       my $nextnum = $branchcode.'_'.$nextnum;
+
+    my $scr = <<END_OF_JS;
+if (\$('#' + id).val() == '' || force) {
+    \$('#' + id).val('$nextnum');
+}
+END_OF_JS
+
+    my $js  = <<END_OF_JS;
+<script type="text/javascript">
+//<![CDATA[
+
+function Blur$function_name(index) {
+    //barcode validation might go here
+}
+
+function Focus$function_name(subfield_managed, id, force) {
+$scr
+    return 0;
+}
+
+function Clic$function_name(id) {
+    return Focus$function_name('not_relavent', id, 1);
+}
+//]]>
+</script>
+END_OF_JS
+    return ($function_name, $js);
+}
+
+=head1
+
+plugin: useless here
+
+=cut
+
+sub plugin {
+    # my ($input) = @_;
+    return "";
+}
+
+1;