bc5fd3c727
doesn't have to check something that the workflow activity knows it will have to wait on for a while. - Added --stop and --start aliases to spectre.pl.
124 lines
3.6 KiB
Perl
124 lines
3.6 KiB
Perl
package WebGUI::Workflow::Activity::DeleteExportedFiles;
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=head1 LEGAL
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-------------------------------------------------------------------
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WebGUI is Copyright 2001-2008 Plain Black Corporation.
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-------------------------------------------------------------------
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Please read the legal notices (docs/legal.txt) and the license
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(docs/license.txt) that came with this distribution before using
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this software.
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-------------------------------------------------------------------
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http://www.plainblack.com info@plainblack.com
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-------------------------------------------------------------------
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=cut
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use strict;
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use base 'WebGUI::Workflow::Activity';
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use File::Spec::Functions qw/canonpath/;
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require Storable;
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=head1 NAME
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Package WebGUI::Workflow::Activity::DeleteExportedFiles
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=head1 DESCRIPTION
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Deletes an asset's exported files. This must be added to a workflow
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that passes the filenames to delete as auxiliary data.
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=head1 SYNOPSIS
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See WebGUI::Workflow::Activity for details on how to use any activity.
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=cut
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#-------------------------------------------------------------------
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sub definition {
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my $class = shift;
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my $session = shift;
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my $definition = shift;
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my $i18n = WebGUI::International->new($session, "Workflow_Activity_DeleteExportedFiles");
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push(@{$definition},
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{
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name => $i18n->get('activityName'),
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properties => {}
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});
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return $class->SUPER::definition($session,$definition);
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}
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#-------------------------------------------------------------------
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# Can use these from other places. Buggo: POD?
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use constant DELETE_FILES_SCRATCH => 'Workflow_Activity_DeleteExportedFiles_deleteFiles';
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use constant PRUNE_DIRS_SCRATCH => 'Workflow_Activity_DeleteExportedFiles_pruneDirs';
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sub _canonExportPath {
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my $self = shift;
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my $path = shift;
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$self->session->config->get('exportPath').'/'.canonpath($path);
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}
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sub _pruneOfFile {
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my $self = shift;
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my $filename = shift;
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my $dirname = $filename;
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if ($dirname =~ s(/[^/]+\z)()g) {
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return ($dirname) unless glob(quotemeta($self->_canonExportPath($dirname)).'/*');
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}
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return ();
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}
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sub execute {
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my $self = shift;
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my $object = shift;
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my $instance = shift;
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unless ($self->session->config->get('exportPath')) {
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$self->session->errorHandler->warn("DeleteExportedFiles: no export path, so not doing anything");
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return $self->COMPLETE;
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}
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my $time = time;
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my $filesRef = Storable::thaw($instance->getScratch(DELETE_FILES_SCRATCH));
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unless ($filesRef) {
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$self->session->errorHandler->error("DeleteExportedFiles: can't find list of files to delete");
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return $self->ERROR;
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}
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my @files = @$filesRef;
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my @dirs = @{$instance->getScratch(PRUNE_DIRS_SCRATCH) || []};
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my $ttl = $self->getTTL;
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while (defined(my $filename = shift @files)) {
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my $cfilename = $self->_canonExportPath($filename);
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unlink $cfilename or $self->session->errorHandler->warn("DeleteExportedFiles: Couldn't unlink $filename: $!"), next;
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push @dirs, $self->_pruneOfFile($filename);
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goto pause if (time - $time > $ttl);
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}
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while (defined(my $dirname = shift @dirs)) {
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my $cdirname = $self->_canonExportPath($dirname);
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rmdir $cdirname or $self->session->errorHandler->warn("DeleteExportedFiles: couldn't rmdir $dirname: $!"), next;
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push @dirs, $self->_pruneOfFile($dirname);
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goto pause if (time - $time > $ttl);
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}
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done:
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$instance->deleteScratch(DELETE_FILES_SCRATCH);
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$instance->deleteScratch(PRUNE_DIRS_SCRATCH);
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return $self->COMPLETE;
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pause:
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$instance->setScratch(DELETE_FILES_SCRATCH, Storable::freeze(\@files));
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$instance->setScratch(PRUNE_DIRS_SCRATCH, Storable::freeze(\@dirs));
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return $self->WAITING(1);
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}
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1;
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