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1 | # BEGIN BPS TAGGED BLOCK {{{ |
2 | # | |
3 | # COPYRIGHT: | |
4 | # | |
403d7b0b | 5 | # This software is Copyright (c) 1996-2013 Best Practical Solutions, LLC |
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6 | # <sales@bestpractical.com> |
7 | # | |
8 | # (Except where explicitly superseded by other copyright notices) | |
9 | # | |
10 | # | |
11 | # LICENSE: | |
12 | # | |
13 | # This work is made available to you under the terms of Version 2 of | |
14 | # the GNU General Public License. A copy of that license should have | |
15 | # been provided with this software, but in any event can be snarfed | |
16 | # from www.gnu.org. | |
17 | # | |
18 | # This work is distributed in the hope that it will be useful, but | |
19 | # WITHOUT ANY WARRANTY; without even the implied warranty of | |
20 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
21 | # General Public License for more details. | |
22 | # | |
23 | # You should have received a copy of the GNU General Public License | |
24 | # along with this program; if not, write to the Free Software | |
25 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
26 | # 02110-1301 or visit their web page on the internet at | |
27 | # http://www.gnu.org/licenses/old-licenses/gpl-2.0.html. | |
28 | # | |
29 | # | |
30 | # CONTRIBUTION SUBMISSION POLICY: | |
31 | # | |
32 | # (The following paragraph is not intended to limit the rights granted | |
33 | # to you to modify and distribute this software under the terms of | |
34 | # the GNU General Public License and is only of importance to you if | |
35 | # you choose to contribute your changes and enhancements to the | |
36 | # community by submitting them to Best Practical Solutions, LLC.) | |
37 | # | |
38 | # By intentionally submitting any modifications, corrections or | |
39 | # derivatives to this work, or any other work intended for use with | |
40 | # Request Tracker, to Best Practical Solutions, LLC, you confirm that | |
41 | # you are the copyright holder for those contributions and you grant | |
42 | # Best Practical Solutions, LLC a nonexclusive, worldwide, irrevocable, | |
43 | # royalty-free, perpetual, license to use, copy, create derivative | |
44 | # works based on those contributions, and sublicense and distribute | |
45 | # those contributions and any derivatives thereof. | |
46 | # | |
47 | # END BPS TAGGED BLOCK }}} | |
48 | ||
49 | =head1 NAME | |
50 | ||
51 | RT::Links - A collection of Link objects | |
52 | ||
53 | =head1 SYNOPSIS | |
54 | ||
55 | use RT::Links; | |
56 | my $links = RT::Links->new($CurrentUser); | |
57 | ||
58 | =head1 DESCRIPTION | |
59 | ||
60 | ||
61 | =head1 METHODS | |
62 | ||
63 | ||
64 | ||
65 | =cut | |
66 | ||
67 | ||
68 | package RT::Links; | |
69 | ||
70 | use strict; | |
71 | use warnings; | |
72 | ||
73 | ||
74 | use RT::Link; | |
75 | ||
76 | use base 'RT::SearchBuilder'; | |
77 | ||
78 | sub Table { 'Links'} | |
79 | ||
80 | ||
81 | use RT::URI; | |
82 | ||
83 | sub Limit { | |
84 | my $self = shift; | |
85 | my %args = ( ENTRYAGGREGATOR => 'AND', | |
86 | OPERATOR => '=', | |
87 | @_); | |
88 | ||
89 | # If we're limiting by target, order by base | |
90 | # (Order by the thing that's changing) | |
91 | ||
92 | if ( ($args{'FIELD'} eq 'Target') or | |
93 | ($args{'FIELD'} eq 'LocalTarget') ) { | |
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94 | $self->OrderByCols( |
95 | { ALIAS => 'main', FIELD => 'LocalBase', ORDER => 'ASC' }, | |
96 | { ALIAS => 'main', FIELD => 'Base', ORDER => 'ASC' }, | |
97 | ); | |
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98 | } |
99 | elsif ( ($args{'FIELD'} eq 'Base') or | |
100 | ($args{'FIELD'} eq 'LocalBase') ) { | |
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101 | $self->OrderByCols( |
102 | { ALIAS => 'main', FIELD => 'LocalTarget', ORDER => 'ASC' }, | |
103 | { ALIAS => 'main', FIELD => 'Target', ORDER => 'ASC' }, | |
104 | ); | |
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105 | } |
106 | ||
107 | ||
108 | $self->SUPER::Limit(%args); | |
109 | } | |
110 | ||
111 | ||
112 | =head2 LimitRefersTo URI | |
113 | ||
114 | find all things that refer to URI | |
115 | ||
116 | =cut | |
117 | ||
118 | sub LimitRefersTo { | |
119 | my $self = shift; | |
120 | my $URI = shift; | |
121 | ||
122 | $self->Limit(FIELD => 'Type', VALUE => 'RefersTo'); | |
123 | $self->Limit(FIELD => 'Target', VALUE => $URI); | |
124 | } | |
125 | ||
126 | ||
127 | =head2 LimitReferredToBy URI | |
128 | ||
129 | find all things that URI refers to | |
130 | ||
131 | =cut | |
132 | ||
133 | sub LimitReferredToBy { | |
134 | my $self = shift; | |
135 | my $URI = shift; | |
136 | ||
137 | $self->Limit(FIELD => 'Type', VALUE => 'RefersTo'); | |
138 | $self->Limit(FIELD => 'Base', VALUE => $URI); | |
139 | } | |
140 | ||
141 | # }}} | |
142 | ||
143 | =head2 NewItem | |
144 | ||
145 | Returns an empty new RT::Link item | |
146 | ||
147 | =cut | |
148 | ||
149 | sub NewItem { | |
150 | my $self = shift; | |
151 | return(RT::Link->new($self->CurrentUser)); | |
152 | } | |
153 | ||
154 | sub AddRecord { | |
155 | my $self = shift; | |
156 | my $record = shift; | |
157 | return unless $self->IsValidLink($record); | |
158 | ||
159 | push @{$self->{'items'}}, $record; | |
160 | $self->{'rows'}++; | |
161 | } | |
162 | ||
163 | =head2 IsValidLink | |
164 | ||
165 | if linked to a local ticket and is deleted, then the link is invalid. | |
166 | ||
167 | =cut | |
168 | ||
169 | sub IsValidLink { | |
170 | my $self = shift; | |
171 | my $link = shift; | |
172 | ||
173 | return unless $link && ref $link && $link->Target && $link->Base; | |
174 | ||
175 | # Skip links to local objects thast are deleted | |
176 | return | |
177 | if $link->TargetURI->IsLocal | |
178 | && ( UNIVERSAL::isa( $link->TargetObj, "RT::Ticket" ) | |
179 | && $link->TargetObj->__Value('status') eq "deleted" | |
180 | || UNIVERSAL::isa( $link->BaseObj, "RT::Ticket" ) | |
181 | && $link->BaseObj->__Value('status') eq "deleted" ); | |
182 | ||
183 | return 1; | |
184 | } | |
185 | ||
186 | RT::Base->_ImportOverlays(); | |
187 | ||
188 | 1; |