webgui/lib/WebGUI/Workflow/Activity/PurgeOldTrash.pm
2011-12-28 11:30:38 -08:00

107 lines
2.6 KiB
Perl

package WebGUI::Workflow::Activity::PurgeOldTrash;
=head1 LEGAL
-------------------------------------------------------------------
WebGUI is Copyright 2001-2012 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
-------------------------------------------------------------------
=cut
use strict;
use base 'WebGUI::Workflow::Activity';
use WebGUI::Asset;
use WebGUI::Exception;
=head1 NAME
Package WebGUI::Workflow::Activity::PurgeOldTrash
=head1 DESCRIPTION
Purges trash that's been in the system for a while.
=head1 SYNOPSIS
See WebGUI::Workflow::Activity for details on how to use any activity.
=head1 METHODS
These methods are available from this class:
=cut
#-------------------------------------------------------------------
=head2 definition ( session, definition )
See WebGUI::Workflow::Activity::definition() for details.
=cut
sub definition {
my $class = shift;
my $session = shift;
my $definition = shift;
my $i18n = WebGUI::International->new($session, "Asset");
push(@{$definition}, {
name=>$i18n->get("purge old trash"),
properties=> {
purgeAfter=>{
fieldType=>"interval",
defaultValue=>60*60*24*30,
label=>$i18n->get("purge trash after"),
hoverHelp=>$i18n->get("purge trash after help")
}
}
});
return $class->SUPER::definition($session,$definition);
}
#-------------------------------------------------------------------
=head2 execute ( )
See WebGUI::Workflow::Activity::execute() for details.
=cut
sub execute {
my $self = shift;
my $session = $self->session;
my $sth = $session->db->read("select assetId,className from asset where state='trash' and stateChanged < ?",
[ time() - $self->get("purgeAfter") ]
);
my $expireTime = time() + $self->getTTL;
ASSET: while (my ($id, $class) = $sth->array) {
my $asset = eval { WebGUI::Asset->newById($session, $id); };
if (Exception::Class->caught()) {
$session->log->warn("Unable to instanciate assetId $id: $@");
next ASSET;
}
$asset->purge;
if (time() > $expireTime) {
$session->log->info("Ran out of time processing");
$sth->finish;
return $self->WAITING(1);
}
}
$sth->finish;
return $self->COMPLETE;
}
1;