Файловый менеджер

Файловый менеджер - Редактировать - /usr/local/lib64/perl5/XML/LibXML/SAX/Parser.pm

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# $Id$ # # This is free software, you may use it and distribute it under the same terms as # Perl itself. # # Copyright 2001-2003 AxKit.com Ltd., 2002-2006 Christian Glahn, 2006-2009 Petr Pajas # # package XML::LibXML::SAX::Parser; use strict; use warnings; use vars qw($VERSION @ISA); use XML::LibXML; use XML::LibXML::Common qw(:libxml); use XML::SAX::Base; use XML::SAX::DocumentLocator; $VERSION = "2.0210"; # VERSION TEMPLATE: DO NOT CHANGE @ISA = ('XML::SAX::Base'); sub CLONE_SKIP { return $XML::LibXML::__threads_shared ? 0 : 1; } sub _parse_characterstream { my ($self, $fh, $options) = @_; die "parsing a characterstream is not supported at this time"; } sub _parse_bytestream { my ($self, $fh, $options) = @_; my $parser = XML::LibXML->new(); my $doc = exists($options->{Source}{SystemId}) ? $parser->parse_fh($fh, $options->{Source}{SystemId}) : $parser->parse_fh($fh); $self->generate($doc); } sub _parse_string { my ($self, $str, $options) = @_; my $parser = XML::LibXML->new(); my $doc = exists($options->{Source}{SystemId}) ? $parser->parse_string($str, $options->{Source}{SystemId}) : $parser->parse_string($str); $self->generate($doc); } sub _parse_systemid { my ($self, $sysid, $options) = @_; my $parser = XML::LibXML->new(); my $doc = $parser->parse_file($sysid); $self->generate($doc); } sub generate { my $self = shift; my ($node) = @_; my $doc = $node->ownerDocument(); { # precompute some DocumentLocator values my %locator = ( PublicId => undef, SystemId => undef, Encoding => undef, XMLVersion => undef, ); my $dtd = defined $doc ? $doc->externalSubset() : undef; if (defined $dtd) { $locator{PublicId} = $dtd->publicId(); $locator{SystemId} = $dtd->systemId(); } if (defined $doc) { $locator{Encoding} = $doc->encoding(); $locator{XMLVersion} = $doc->version(); } $self->set_document_locator( XML::SAX::DocumentLocator->new( sub { $locator{PublicId} }, sub { $locator{SystemId} }, sub { defined($self->{current_node}) ? $self->{current_node}->line_number() : undef }, sub { 1 }, sub { $locator{Encoding} }, sub { $locator{XMLVersion} }, ), ); } if ( $node->nodeType() == XML_DOCUMENT_NODE \|\| $node->nodeType == XML_HTML_DOCUMENT_NODE ) { $self->start_document({}); $self->xml_decl({Version => $node->getVersion, Encoding => $node->getEncoding}); $self->process_node($node); $self->end_document({}); } } sub process_node { my ($self, $node) = @_; local $self->{current_node} = $node; my $node_type = $node->nodeType(); if ($node_type == XML_COMMENT_NODE) { $self->comment( { Data => $node->getData } ); } elsif ($node_type == XML_TEXT_NODE \|\| $node_type == XML_CDATA_SECTION_NODE) { # warn($node->getData . "\n"); $self->characters( { Data => $node->nodeValue } ); } elsif ($node_type == XML_ELEMENT_NODE) { # warn("<" . $node->getName . ">\n"); $self->process_element($node); # warn("</" . $node->getName . ">\n"); } elsif ($node_type == XML_ENTITY_REF_NODE) { foreach my $kid ($node->childNodes) { # warn("child of entity ref: " . $kid->getType() . " called: " . $kid->getName . "\n"); $self->process_node($kid); } } elsif ($node_type == XML_DOCUMENT_NODE \|\| $node_type == XML_HTML_DOCUMENT_NODE \|\| $node_type == XML_DOCUMENT_FRAG_NODE) { # sometimes it is just useful to generate SAX events from # a document fragment (very good with filters). foreach my $kid ($node->childNodes) { $self->process_node($kid); } } elsif ($node_type == XML_PI_NODE) { $self->processing_instruction( { Target => $node->getName, Data => $node->getData } ); } elsif ($node_type == XML_COMMENT_NODE) { $self->comment( { Data => $node->getData } ); } elsif ( $node_type == XML_XINCLUDE_START \|\| $node_type == XML_XINCLUDE_END ) { # ignore! # i may want to handle this one day, dunno yet } elsif ($node_type == XML_DTD_NODE ) { # ignore! # i will support DTDs, but had no time yet. } else { # warn("unsupported node type: $node_type"); } } sub process_element { my ($self, $element) = @_; my $attribs = {}; my @ns_maps = $element->getNamespaces; foreach my $ns (@ns_maps) { $self->start_prefix_mapping( { NamespaceURI => $ns->href, Prefix => ( defined $ns->localname ? $ns->localname : ''), } ); } foreach my $attr ($element->attributes) { my $key; # warn("Attr: $attr -> ", $attr->getName, " = ", $attr->getData, "\n"); # this isa dump thing... if ($attr->isa('XML::LibXML::Namespace')) { # TODO This needs fixing modulo agreeing on what # is the right thing to do here. unless ( defined $attr->name ) { ## It's an atter like "xmlns='foo'" $attribs->{"{}xmlns"} = { Name => "xmlns", LocalName => "xmlns", Prefix => "", Value => $attr->href, NamespaceURI => "", }; } else { my $prefix = "xmlns"; my $localname = $attr->localname; my $key = "{http://www.w3.org/2000/xmlns/}"; my $name = "xmlns"; if ( defined $localname ) { $key .= $localname; $name.= ":".$localname; } $attribs->{$key} = { Name => $name, Value => $attr->href, NamespaceURI => "http://www.w3.org/2000/xmlns/", Prefix => $prefix, LocalName => $localname, }; } } else { my $ns = $attr->namespaceURI; $ns = '' unless defined $ns; $key = "{$ns}".$attr->localname; ## Not sure why, but $attr->name is coming through stripped ## of its prefix, so we need to hand-assemble a real name. my $name = $attr->name; $name = "" unless defined $name; my $prefix = $attr->prefix; $prefix = "" unless defined $prefix; $name = "$prefix:$name" if index( $name, ":" ) < 0 && length $prefix; $attribs->{$key} = { Name => $name, Value => $attr->value, NamespaceURI => $ns, Prefix => $prefix, LocalName => $attr->localname, }; } # use Data::Dumper; # warn("Attr made: ", Dumper($attribs->{$key}), "\n"); } my $node = { Name => $element->nodeName, Attributes => $attribs, NamespaceURI => $element->namespaceURI, Prefix => $element->prefix \|\| "", LocalName => $element->localname, }; $self->start_element($node); foreach my $child ($element->childNodes) { $self->process_node($child); } my $end_node = { %$node }; delete $end_node->{Attributes}; $self->end_element($end_node); foreach my $ns (@ns_maps) { $self->end_prefix_mapping( { NamespaceURI => $ns->href, Prefix => ( defined $ns->localname ? $ns->localname : ''), } ); } } 1; __END__

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