webgui/lib/WebGUI/Macro/RandomAssetProxy.pm

40 lines
1.2 KiB
Perl

package WebGUI::Macro::RandomAssetProxy;
#-------------------------------------------------------------------
# WebGUI is Copyright 2001-2004 Plain Black Corporation.
#-------------------------------------------------------------------
# Please read the legal notices (docs/legal.txt) and the license
# (docs/license.txt) that came with this distribution before using
# this software.
#-------------------------------------------------------------------
# http://www.plainblack.com info@plainblack.com
#-------------------------------------------------------------------
use strict;
use WebGUI::Asset;
use WebGUI::Macro;
use WebGUI::Session;
#-------------------------------------------------------------------
sub process {
my ($url) = WebGUI::Macro::getParams(shift);
my $asset = WebGUI::Asset->newByUrl($url);
if (defined $asset) {
my $children = $asset->getLineage(["children"]);
randomize;
my $randomAssetId = $children->[rand(scalar(@{$children})];
my $randomAsset = WebGUI::Asset->newByDynamicClass($randomAssetId);
if (defined $randomAsset) {
return $randomAsset->canView ? $randomAsset->view : "";
} else {
return "Asset has no children.";
}
} else {
return "Invalid asset URL.";
}
}
1;