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%# BEGIN LICENSE BLOCK
%#
%# Copyright (c) 1996-2003 Jesse Vincent <jesse@bestpractical.com>
%#
%# (Except where explictly superceded by other copyright notices)
%#
%# 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.
%#
%# Unless otherwise specified, all modifications, corrections or
%# extensions to this work which alter its source code become the
%# property of Best Practical Solutions, LLC when submitted for
%# inclusion in the work.
%#
%#
%# END LICENSE BLOCK
%# REST/1.0/Forms/ticket/links
%#
<%ARGS>
$id
$format => 's'
$changes => undef
</%ARGS>
<%perl>
my @data;
my $ticket = new RT::Ticket $session{CurrentUser};
$ticket->Load($id);
if (!$ticket->Id) {
return [ "# Ticket $id does not exist.", [], {}, 1 ];
}
my ($c, $o, $k, $e) = ("", [], {}, 0);
my @fields = qw(DependsOn DependedOnBy RefersTo ReferredToBy Members MemberOf);
my %fields = map { lc $_ => $_ } @fields;
my %lfields = (
Members => { Type => 'MemberOf', Mode => 'Base' },
ReferredToBy => { Type => 'RefersTo', Mode => 'Base' },
DependedOnBy => { Type => 'DependsOn', Mode => 'Base' },
MemberOf => { Type => 'MemberOf', Mode => 'Target' },
RefersTo => { Type => 'RefersTo', Mode => 'Target' },
DependsOn => { Type => 'DependsOn', Mode => 'Target' },
);
if ($changes) {
my ($get, $set, $key, $val, $n, $s);
my %data = %$changes;
my @comments;
foreach $key (keys %data) {
$val = $data{$key};
$key = lc $key;
$n = 1;
if (exists $fields{$key}) {
$key = $fields{$key};
my %old;
my $field = $lfields{$key}->{Mode};
while (my $link = $ticket->$key->Next) {
$old{$link->$field} = 1;
}
my %new;
foreach my $nkey (@{vsplit($val)}) {
if ($nkey =~ /^\d+$/) {
my $uri = new RT::URI $session{CurrentUser};
my $tick = new RT::Ticket $session{CurrentUser};
$tick->Load($nkey);
if ($tick->Id) {
$nkey = $uri->FromObject($tick);
}
else {
$n = 0;
$s = "Ticket $nkey does not exist.";
goto SET;
}
}
$new{$nkey} = 1;
}
foreach my $u (keys %old) {
if (exists $new{$u}) {
delete $new{$u};
}
else {
my $type = $lfields{$key}->{Type};
my $mode = $lfields{$key}->{Mode};
($n, $s) = $ticket->DeleteLink(Type => $type, $mode => $u);
goto SET;
}
}
foreach my $u (keys %new) {
my $type = $lfields{$key}->{Type};
my $mode = $lfields{$key}->{Mode};
($n, $s) = $ticket->AddLink(Type => $type, $mode => $u);
goto SET;
}
}
elsif ($key ne 'id' && $key ne 'type') {
$n = 0;
$s = "Unknown field: $key";
}
SET:
if ($n == 0) {
$e = 1;
push @comments, "# $key: $s";
unless (@$o) {
@$o = ("id", @fields);
%$k = %data;
}
}
}
push(@comments, "# Links for ticket $id updated.") unless @comments;
$c = join("\n", @comments) if @comments;
}
else {
my @data;
push @data, [ id => "ticket/".$ticket->Id."/links" ];
foreach my $key (@fields) {
my @val;
my $field = $lfields{$key}->{Mode};
while (my $link = $ticket->$key->Next) {
push @val, $link->$field;
}
push(@val, "") if (@val == 0 && $format eq 'l');
push @data, [ $key => [ @val ] ] if @val;
}
my %k = map {@$_} @data;
$o = [ map {$_->[0]} @data ];
$k = \%k;
}
return [ $c, $o, $k, $e ];
</%perl>
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