Re: [ic] Matrix options

[Mike Heins <mheins@redhat.com>]

Quoting Jerry (jerry@digitalfm.com):
> Using IC 4.8.3 inventory control works great.
> Using matrix options w/inventory is also no
> problem. Removing the buy button on items
> without options is simple enough. 
> 
> Does anyone have a method of excluding an option
> from the drop down when that particular option
> is out of stock?  Currently we are using
>  [item-options td=1 label=1 bold=1 price=1] 
> to build the drop down when the item is in
> the options database.
> 
> We could, of course, just build this with a little
> perl instead of the item-options tag, but thought
> maybe there was a simple way to accomplish this and
> still utilize the item-options tag.

Hmm. I don't think there is a way right now. I will think about
this and see if it makes sense to add an option to exclude based
on a field, something like:

	[item-options inventory="inventory:quantity"]

In fact, I thought I would take a couple of minutes and try it.
This patch seems to work (if you don't use separate widgets):

--- /r/Interpolate.pm	Wed Nov 21 14:33:10 2001
+++ /rt/Interpolate.pm	Fri Dec 14 14:41:42 2001
@@ -2017,6 +2019,14 @@
 	my $remap;
 	my %map;
 
+	my $inv_func;
+	if($opt->{inventory}) {
+		my ($t, $c) = split /[.:]+/, $opt->{inventory};
+		if($db = database_exists_ref($t)) {
+			$inv_func = $db->field_accessor($c);
+		}
+	}
+
 	if($::Variable->{MV_OPTION_TABLE_MAP}) {
 		$remap = $::Variable->{MV_OPTION_TABLE_MAP};
 		$remap =~ s/^\s+//;
@@ -2079,6 +2089,10 @@
 			next unless $ref->[3];
 			$i++;
 
+			if($inv_func) {
+				next if $inv_func->($ref->[0]) <= 0;
+			}
+
 			# skip unless o_value
 			$phony->{mv_sku} = $def[$i];
 
@@ -2146,6 +2160,13 @@
 			next unless $ref->[1];
 			# skip unless description
 			next unless $ref->[3];
+
+			if($inv_func) {
+				my $oh = $inv_func->($ref->[0]);
+::logDebug("on hand for sku=$ref->[0] qty=$oh");
+				next if $oh <= 0;
+			}
+
 			$ref->[3] =~ s/,/&#44;/g;
 			$ref->[3] =~ s/=/&#61;/g;
 			$price->{$ref->[0]} = $ref->[4];

-- 
Red Hat, Inc., 3005 Nichols Rd., Hamilton, OH  45013
phone +1.513.523.7621      <mheins@redhat.com>

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