88 lines
2.3 KiB
Perl
88 lines
2.3 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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package TWiki::Configure::Value;
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use strict;
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use base 'TWiki::Configure::Item';
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use TWiki::Configure::Type;
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# The opts are additional parameters, and by convention may
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# be a number (for a string length), a comma separated list of values
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# (for a select) and may also have an M for mandatory, or a H for hidden.
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sub new {
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my $class = shift;
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my $this = bless($class->SUPER::new('TWiki::Configure::UIs::Value'), $class);
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$this->{keys} = '';
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$this->{opts} = '';
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$this->set(@_);
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if (defined $this->{opts}) {
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$this->{mandatory} = ($this->{opts} =~ /(\b|^)M(\b|$)/);
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$this->{hidden} = ($this->{opts} =~ /(\b|^)H(\b|$)/);
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}
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return $this;
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}
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sub getKeys {
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my $this = shift;
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return $this->{keys};
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}
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sub getType {
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my $this = shift;
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unless ($this->{type}) {
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$this->{type} =
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TWiki::Configure::Type::load($this->{typename} || 'UNKNOWN');
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}
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return $this->{type};
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}
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sub visit {
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my ($this, $visitor) = @_;
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return 0 unless $visitor->startVisit($this);
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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 getValueObject {
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my ($this, $keys) = @_;
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return $this if ($this->{keys} && $keys eq $this->{keys});
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return undef;
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}
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# See if this value is changed from the default. The comparison
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# is done according to the rules for the type of the value.
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sub needsSaving {
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my ($this, $valuer) = @_;
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my $curval = $valuer->currentValue($this);
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my $defval = $valuer->defaultValue($this);
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return 0 if $this->getType()->equals($curval, $defval);
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#print STDERR "TEST $this->{keys} D'",($defval||'undef'),"' C'",($curval||'undef'),"'\n";
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return 1;
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}
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1;
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