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wakaba |
1.1 |
package Message::DOM::Attr; |
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use strict; |
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our $VERSION=do{my @r=(q$Revision: 1.3 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r}; |
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push our @ISA, 'Message::DOM::Node', 'Message::IF::Attr'; |
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require Message::DOM::Node; |
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sub ____new ($$$$$$) { |
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my $self = shift->SUPER::____new (shift); |
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($$self->{owner_element}, |
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$$self->{namespace_uri}, |
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$$self->{prefix}, |
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$$self->{local_name}) = @_; |
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Scalar::Util::weaken ($$self->{owner_element}); |
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return $self; |
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} # ____new |
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sub AUTOLOAD { |
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my $method_name = our $AUTOLOAD; |
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$method_name =~ s/.*:://; |
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return if $method_name eq 'DESTROY'; |
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if ({ |
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## Read-only attributes (trivial accessors) |
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owner_element => 1, |
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}->{$method_name}) { |
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no strict 'refs'; |
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eval qq{ |
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sub $method_name (\$) { |
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if (\@_ > 1) { |
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require Carp; |
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Carp::croak (qq<Can't modify read-only attribute>); |
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} |
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return \${\$_[0]}->{$method_name}; |
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} |
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}; |
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goto &{ $AUTOLOAD }; |
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} elsif ({ |
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## Read-write attributes (DOMString, trivial accessors) |
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}->{$method_name}) { |
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no strict 'refs'; |
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eval qq{ |
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sub $method_name (\$) { |
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if (\@_ > 1) { |
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\${\$_[0]}->{$method_name} = ''.$_[1]; |
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} |
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return \${\$_[0]}->{$method_name}; |
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} |
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}; |
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goto &{ $AUTOLOAD }; |
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} else { |
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require Carp; |
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Carp::croak (qq<Can't locate method "$AUTOLOAD">); |
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} |
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} # AUTOLOAD |
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sub owner_element ($); |
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## The |Node| interface - attribute |
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sub node_type { 2 } # ATTRIBUTE_NODE |
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## The |Attr| interface - attribute |
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## TODO: HTML5 case stuff? |
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sub name ($) { |
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my $self = shift; |
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if (defined $$self->{prefix}) { |
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return $$self->{prefix} . ':' . $$self->{local_name}; |
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} else { |
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return $$self->{local_name}; |
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} |
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} # name |
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sub value ($;$) { |
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if (@_ > 1) { |
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${$_[0]}->{value} = $_[1]; |
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} |
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return ${$_[0]}->{value}; |
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} # value |
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package Message::IF::Attr; |
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package Message::DOM::Document; |
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sub create_attribute ($$) { |
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## TODO: HTML5 |
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return Message::DOM::Attr->____new ($_[0], undef, undef, undef, $_[1]); |
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} # create_attribute |
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sub create_attribute_ns ($$$) { |
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my ($prefix, $lname); |
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if (ref $_[2] eq 'ARRAY') { |
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($prefix, $lname) = @{$_[2]}; |
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} else { |
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($prefix, $lname) = split /:/, $_[2], 2; |
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($prefix, $lname) = (undef, $prefix) unless defined $lname; |
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} |
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return Message::DOM::Attr->____new ($_[0], undef, $_[1], $prefix, $lname); |
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} # create_element_ns |
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1; |
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## License: <http://suika.fam.cx/~wakaba/archive/2004/8/18/license#Perl+MPL> |
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## $Date:$ |