107 lines
2.7 KiB
Perl
107 lines
2.7 KiB
Perl
#
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# TWiki Enterprise Collaboration Platform, http://TWiki.org/
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#
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# Copyright (C) 2000-2006 TWiki Contributors.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version. For
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# more details read LICENSE in the root of this distribution.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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#
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# As per the GPL, removal of this notice is prohibited.
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#
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# Collection of configuration items
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use strict;
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package TWiki::Configure::Section;
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use base 'TWiki::Configure::Item';
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sub new {
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my ($class, $head) = @_;
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# SMELL: What is the base object supposed to do with the UI class?
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my $this = $class->SUPER::new('TWiki::Configure::UIs::Section');
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$this->{headline} = $head;
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@{$this->{children}} = ();
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return $this;
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}
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sub addChild {
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my ($this, $child) = @_;
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foreach my $kid (@{$this->{children}}) {
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Carp::confess if $child eq $kid;
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}
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$child->{parent} = $this;
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push(@{$this->{children}}, $child);
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}
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sub visit {
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my ($this, $visitor) = @_;
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my %visited;
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return 0 unless $visitor->startVisit($this);
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foreach my $child (@{$this->{children}}) {
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if ($visited{$child}) {
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die join(' ',@{$this->{children}});
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}
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$visited{$child} = 1;
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return 0 unless $child->visit($visitor);
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}
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return 0 unless $visitor->endVisit($this);
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return 1;
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}
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sub getDepth {
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my $depth = 0;
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my $mum = shift;
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while ($mum) {
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$depth++;
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$mum = $mum->{parent};
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}
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return $depth;
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}
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# Get the section object associated with the given headline and depth
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sub getSectionObject {
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my ($this, $head, $depth) = @_;
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if ($this->{headline} eq $head && $this->getDepth() == $depth) {
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return $this;
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}
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foreach my $child (@{$this->{children}}) {
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my $cvo = $child->getSectionObject($head, $depth);
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return $cvo if $cvo;
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}
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return undef;
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}
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# Get the value object associated with the given keys
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sub getValueObject {
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my ($this, $keys) = @_;
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foreach my $child (@{$this->{children}}) {
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my $cvo = $child->getValueObject($keys);
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return $cvo if $cvo;
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}
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return undef;
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}
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# See if this section is changed from the default values. Should
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# return a count of changed values.
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sub needsSaving {
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my ($this, $valuer) = @_;
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my $count = 0;
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foreach my $child (@{$this->{children}}) {
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$count += $child->needsSaving($valuer);
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}
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return $count;
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}
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1;
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