%# BEGIN BPS TAGGED BLOCK {{{
%# 
%# COPYRIGHT:
%#  
%# This software is Copyright (c) 1996-2007 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%# (Except where explicitly superseded by other copyright notices)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., 51 Franklin Street, Fifth Floor, Boston, MA
%# 02110-1301 or visit their web page on the internet at
%# http://www.gnu.org/copyleft/gpl.html.
%# 
%# 
%# 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.)
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%# 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
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%# END BPS TAGGED BLOCK }}}
<& /Admin/Elements/Header, Title => $title &>
<& /Admin/Elements/CustomFieldTabs,
    id => $id,
    current_tab => "Admin/CustomFields/Objects.html?id=".$id,
    Title => $title
    &>

<& /Elements/ListActions, actions => \@results &>

<form action="Objects.html" method="post">
<input type="hidden" class="hidden" name="id" value="<% $id %>" />
<input type="hidden" class="hidden" name="UpdateObjs" value="1" />

<h2><&|/l&>Selected objects</&></h2>
<& /Admin/Elements/PickObjects, Objects => \@AssignedObjs, id => $id, Checked => 1 &>
<h2><&|/l&>Unselected objects</&></h2>
<& /Admin/Elements/PickObjects, Objects => \@UnassignedObjs, id => $id &>

<& /Elements/Submit, CheckAll => 1, ClearAll => 1 &>
</form>

<%INIT>
my $CF = RT::CustomField->new($session{'CurrentUser'});
$CF->Load($id) or Abort(loc("Could not load CustomField [_1]"), $id);
my $LookupType = $CF->LookupType;
$LookupType =~ /^(.*?)-/ ||
     Abort(loc("Object of type [_1] cannot take custom fields", $LookupType));

my $Class = $1;
my $CollectionClass;
if (UNIVERSAL::can($Class.'Collection', 'new') ) {
$CollectionClass = $Class.'Collection';

} elsif (UNIVERSAL::can($Class.'es', 'new') ) {
    $CollectionClass = $Class.'es';

} elsif (UNIVERSAL::can($Class.'s', 'new') ) {
    $CollectionClass = $Class.'s';

} else {
    Abort(loc("Can't find a collection class for '[_1]'", $Class));
}


my $title = loc('Modify associated objects for [_1]', $CF->Name);

my $Objects = $CollectionClass->new($session{'CurrentUser'});
my (@results);
my (@AssignedObjs, @UnassignedObjs);

$Objects->UnLimit;
$Objects->OrderBy( FIELD => 'Name' );


my $ObjectCFs;
$ObjectCFs = RT::ObjectCustomFields->new($session{'CurrentUser'});
$ObjectCFs->UnLimit;
$ObjectCFs->LimitToCustomField($id);

my %seen;
while (my $OCF = $ObjectCFs->Next) {
    $seen{$OCF->ObjectId}++;
}

while (my $obj = $Objects->Next) { 
    my $obj_id = $obj->Id;

    if ($UpdateObjs) {
	# Go through and delete all the custom field relationships that this object
	# no longer has
	my $key = "Object-$obj_id-CF-$id";
	if ($ARGS{$key}) {
	    if (!$seen{$obj_id}) {
		my ($val, $msg) = $CF->AddToObject($obj);
		push (@results, $msg);
		push @UnassignedObjs, $obj if !$val;
	    }
	}
	else {
	    push @UnassignedObjs, $obj;
	    if ($seen{$obj_id}) {
		my ($val, $msg) = $CF->RemoveFromObject($obj);
		push (@results, $msg);
		pop @UnassignedObjs if !$val;
	    }
	}
    }
    elsif (!$seen{$obj_id}) {
	push @UnassignedObjs, $obj;
    }
    next if @UnassignedObjs and $UnassignedObjs[-1] == $obj;
    push @AssignedObjs, $obj;
}

</%INIT>
<%ARGS>
$id => undef
$FindDisabledObjects => 0
$UpdateObjs => 0
</%ARGS>