WebGUI::BackgroundProcess (used now by AssetExport)

lib/WebGUI/Workflow/Activity/RemoveOldBackgroundProcesses.pm

@@ -0,0 +1,82 @@
+package WebGUI::Workflow::Activity::RemoveOldBackgroundProcesses;
+
+=head1 LEGAL
+
+ -------------------------------------------------------------------
+  WebGUI is Copyright 2001-2009 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 warnings;
+use strict;
+
+use base 'WebGUI::Workflow::Activity';
+
+use WebGUI::International;
+use WebGUI::BackgroundProcess;
+
+=head1 NAME
+
+WebGUI::Workflow::Activity::RemoveOldBackgroundProcesses
+
+=head1 DESCRIPTION
+
+Remove background processes that are older than a configurable threshold.
+
+=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, $session, $definition ) = @_;
+    my $i18n = WebGUI::International->new( $session, 'Workflow_Activity_RemoveOldBackgroundProcesses' );
+    my %def = (
+        name       => $i18n->get('activityName'),
+        properties => {
+            interval => {
+                fieldType    => 'interval',
+                label        => $i18n->get('interval'),
+                defaultValue => 60 * 60 * 24 * 7,
+                hoverHelp    => $i18n->get('interval help')
+            }
+        }
+    );
+    push @$definition, \%def;
+    return $class->SUPER::definition( $session, $definition );
+} ## end sub definition
+
+#-------------------------------------------------------------------
+
+=head2 execute ( [ object ] )
+
+See WebGUI::Workflow::Activity::execute() for details.
+
+=cut
+
+sub execute {
+    my $self = shift;
+    my $db   = $self->session->db;
+    my $tbl  = $db->dbh->quote_identifier( WebGUI::BackgroundProcess->tableName );
+    my $time = time - $self->get('interval');
+    $db->write( "DELETE FROM $tbl WHERE endTime <= ?", [$time] );
+    return $self->COMPLETE;
+}
+
+1;