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wakaba |
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=head1 NAME |
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SuikaWiki::Markup::XML::EntityManager --- SuikaWiki XML: Entity manager |
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=head1 DESCRIPTION |
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This module is part of SuikaWiki XML support. |
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=cut |
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package SuikaWiki::Markup::XML::EntityManager; |
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use strict; |
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our $VERSION = do{my @r=(q$Revision: 1.1 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r}; |
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my %NS = ( |
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SGML => 'urn:x-suika-fam-cx:markup:sgml:', |
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); |
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sub new ($$) { |
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my ($class, $yourself) = @_; |
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my $self = bless {node => $yourself}, $class; |
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for (@{$yourself->{node}}) { |
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if ($_->{type} eq '#declaration' && $_->{namespace_uri} eq $NS{SGML}.'doctype') { |
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$self->{doctype} = $_; |
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last; |
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} |
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} |
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$self; |
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} |
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## TODO: is this result cachable? |
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sub get_entity ($$%) { |
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my ($self, $name, %o) = @_; |
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if (ref $name) { |
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$o{namespace_uri} ||= $name->{namespace_uri}; |
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$name = $name->{local_name}; |
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} else { |
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$o{namespace_uri} ||= $NS{SGML}.'entity'; |
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} |
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wakaba |
1.2 |
if (!$o{dont_use_predefined_entities} |
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&& $o{namespace_uri} eq $NS{SGML}.'entity') { ## General entity |
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my $predec = { |
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amp => '&', |
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apos => ''', |
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gt => '>', |
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lt => '<', |
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quot => '"', |
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}->{$name}; |
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if ($predec) { |
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for (SuikaWiki::Markup::XML->new (type => '#declaration', |
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namespace_uri => $NS{SGML}.'entity')) { |
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$_->set_attribute ('value')->append_new_node (type => '#xml', value => $predec); |
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return $_; |
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} |
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wakaba |
1.1 |
} |
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} |
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wakaba |
1.2 |
$self->_get_entity ($name, $self->{doctype}->{node}, \%o); |
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wakaba |
1.1 |
} |
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sub _get_entity ($$$$) { |
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my ($self, $name, $nodes, $o) = @_; |
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return undef unless ref $nodes; |
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for (@$nodes) { |
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if ($_->{type} eq '#declaration' && $_->{namespace_uri} eq $o->{namespace_uri} |
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&& $_->{local_name} eq $name) { |
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return $_; |
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} elsif ($_->{type} eq '#reference') { |
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my $e = $self->_get_entity ($name, $_->{node}, $o); |
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return $e if ref $e; |
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} |
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} |
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return undef; |
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} |
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wakaba |
1.2 |
# DOM's get*By* |
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sub get_entities ($$%) { |
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my ($self, $l, %o) = @_; |
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$o{namespace_uri} ||= $NS{SGML}.'entity'; |
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$self->_get_entities ($l, $self->{doctype}->{node}, \%o); |
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} |
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sub _get_entities ($$$$) { |
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my ($self, $l, $nodes, $o) = @_; |
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return undef unless ref $nodes; |
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for (@$nodes) { |
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if ($_->{type} eq '#declaration' && $_->{namespace_uri} eq $o->{namespace_uri}) { |
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push @$l, $_; |
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} elsif ($_->{type} eq '#reference') { |
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$self->_get_entities ($l, $_->{node}, $o); |
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} |
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} |
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} |
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wakaba |
1.1 |
sub is_standalone_document_1 ($) { |
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my $self = shift; |
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return $self->{node}->{flag}->{smxe__standalone_1} |
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if defined $self->{node}->{flag}->{smxe__standalone_1}; |
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for (@{$self->{node}->{node}}) { |
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if ($_->{type} eq '#pi' && $_->{local_name} eq 'xml') { |
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my $a = $_->get_attribute ('standalone'); |
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if (ref $a) { |
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$self->{node}->{flag}->{smxe__standalone_1} = $a->inner_text eq 'yes' ? 1 : 0; |
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return $self->{node}->{flag}->{smxe__standalone_1}; |
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} |
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last; |
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} |
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} |
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if ($self->{doctype}) { |
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if ($self->{doctype}->external_id) { |
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$self->{node}->{flag}->{smxe__standalone_1} = 0; |
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return $self->{node}->{flag}->{smxe__standalone_1}; |
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} |
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for (@{$self->{doctype}->{node}}) { |
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if ($_->{type} eq '#declaration' && $_->{namespace_uri} eq $NS{SGML}.'entity:parameter') { |
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$self->{node}->{flag}->{smxe__standalone_1} = 0; |
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return $self->{node}->{flag}->{smxe__standalone_1}; |
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} |
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} |
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} |
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$self->{node}->{flag}->{smxe__standalone_1} = 1; |
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return $self->{node}->{flag}->{smxe__standalone_1}; |
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} |
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=head1 LICENSE |
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Copyright 2003 Wakaba <[email protected]> |
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This program is free software; you can redistribute it and/or |
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modify it under the same terms as Perl itself. |
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=cut |
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wakaba |
1.2 |
1; # $Date: 2003/06/16 09:58:26 $ |
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