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# {{{ BEGIN BPS TAGGED BLOCK
#
# COPYRIGHT:
#
# This software is Copyright (c) 1996-2004 Best Practical Solutions, LLC
# <jesse@bestpractical.com>
#
# (Except where explicitly superseded by other copyright notices)
#
#
# LICENSE:
#
# This work is made available to you under the terms of Version 2 of
# the GNU General Public License. A copy of that license should have
# been provided with this software, but in any event can be snarfed
# from www.gnu.org.
#
# This work is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
#
# CONTRIBUTION SUBMISSION POLICY:
#
# (The following paragraph is not intended to limit the rights granted
# to you to modify and distribute this software under the terms of
# the GNU General Public License and is only of importance to you if
# you choose to contribute your changes and enhancements to the
# community by submitting them to Best Practical Solutions, LLC.)
#
# By intentionally submitting any modifications, corrections or
# derivatives to this work, or any other work intended for use with
# Request Tracker, to Best Practical Solutions, LLC, you confirm that
# you are the copyright holder for those contributions and you grant
# Best Practical Solutions, LLC a nonexclusive, worldwide, irrevocable,
# royalty-free, perpetual, license to use, copy, create derivative
# works based on those contributions, and sublicense and distribute
# those contributions and any derivatives thereof.
#
# }}} END BPS TAGGED BLOCK
=head1 NAME
RT::Links - A collection of Link objects
=head1 SYNOPSIS
use RT::Links;
my $links = new RT::Links($CurrentUser);
=head1 DESCRIPTION
=head1 METHODS
=begin testing
ok (require RT::Links);
=end testing
=cut
use strict;
no warnings qw(redefine);
use RT::URI;
# {{{ sub Limit
sub Limit {
my $self = shift;
my %args = ( ENTRYAGGREGATOR => 'AND',
OPERATOR => '=',
@_);
#if someone's trying to search for tickets, try to resolve the uris for searching.
if ( ( $args{'OPERATOR'} eq '=') and
( $args{'FIELD'} eq 'Base') or ($args{'FIELD'} eq 'Target')
) {
my $dummy = RT::URI->new($self->CurrentUser);
$dummy->FromURI($args{'VALUE'});
# $uri = $dummy->URI;
}
# If we're limiting by target, order by base
# (Order by the thing that's changing)
if ( ($args{'FIELD'} eq 'Target') or
($args{'FIELD'} eq 'LocalTarget') ) {
$self->OrderBy (ALIAS => 'main',
FIELD => 'Base',
ORDER => 'ASC');
}
elsif ( ($args{'FIELD'} eq 'Base') or
($args{'FIELD'} eq 'LocalBase') ) {
$self->OrderBy (ALIAS => 'main',
FIELD => 'Target',
ORDER => 'ASC');
}
$self->SUPER::Limit(%args);
}
# }}}
# {{{ LimitRefersTo
=head2 LimitRefersTo URI
find all things that refer to URI
=cut
sub LimitRefersTo {
my $self = shift;
my $URI = shift;
$self->Limit(FIELD => 'Type', VALUE => 'RefersTo');
$self->Limit(FIELD => 'Target', VALUE => $URI);
}
# }}}
# {{{ LimitReferredToBy
=head2 LimitReferredToBy URI
find all things that URI refers to
=cut
sub LimitReferredToBy {
my $self = shift;
my $URI = shift;
$self->Limit(FIELD => 'Type', VALUE => 'RefersTo');
$self->Limit(FIELD => 'Base', VALUE => $URI);
}
# }}}
# {{{ Next
sub Next {
my $self = shift;
my $Link = $self->SUPER::Next();
if ((defined($Link)) and (ref($Link))) {
# Skip links to local objects thast are deleted
if ($Link->TargetURI->IsLocal and UNIVERSAL::isa($Link->TargetObj,"RT::Ticket")
and $Link->TargetObj->__Value('status') eq "deleted") {
return $self->Next;
} elsif ($Link->BaseURI->IsLocal and UNIVERSAL::isa($Link->BaseObj,"RT::Ticket")
and $Link->BaseObj->__Value('status') eq "deleted") {
return $self->Next;
} else {
return $Link;
}
} else {
return undef;
}
}
# }}}
1;
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