Class: Nokogiri::XML::DTD

Inherits:
Node
  • Object
show all
Defined in:
lib/nokogiri/xml/dtd.rb,
ext/nokogiri/xml_dtd.c

Constant Summary

Constants inherited from Node

Node::ATTRIBUTE_DECL, Node::ATTRIBUTE_NODE, Node::CDATA_SECTION_NODE, Node::COMMENT_NODE, Node::DOCB_DOCUMENT_NODE, Node::DOCUMENT_FRAG_NODE, Node::DOCUMENT_NODE, Node::DOCUMENT_TYPE_NODE, Node::DTD_NODE, Node::ELEMENT_DECL, Node::ELEMENT_NODE, Node::ENTITY_DECL, Node::ENTITY_NODE, Node::ENTITY_REF_NODE, Node::HTML_DOCUMENT_NODE, Node::NAMESPACE_DECL, Node::NOTATION_NODE, Node::PI_NODE, Node::TEXT_NODE, Node::XINCLUDE_END, Node::XINCLUDE_START

Instance Method Summary collapse

Methods inherited from Node

#<<, #<=>, #==, #>, #[], #[]=, #accept, #add_child, #add_namespace_definition, #add_next_sibling, #add_previous_sibling, #after, #ancestors, #at, #at_css, #at_xpath, #attribute, #attribute_nodes, #attribute_with_ns, #before, #blank?, #canonicalize, #cdata?, #child, #children, #children=, #comment?, #content, #content=, #create_external_subset, #create_internal_subset, #css, #css_path, #decorate!, #default_namespace=, #description, #do_xinclude, #document, #document?, #dup, #element?, #element_children, #encode_special_chars, #external_subset, #first_element_child, #fragment, #fragment?, #html?, #initialize, #inner_html, #inner_html=, #internal_subset, #key?, #last_element_child, #line, #matches?, #namespace, #namespace=, #namespace_definitions, #namespace_scopes, #namespaced_key?, #namespaces, #native_content=, new, #next_element, #next_sibling, #node_name, #node_name=, #node_type, #parent, #parent=, #parse, #path, #pointer_id, #prepend_child, #previous_element, #previous_sibling, #processing_instruction?, #read_only?, #remove_attribute, #replace, #search, #serialize, #swap, #text?, #to_html, #to_s, #to_xhtml, #to_xml, #traverse, #unlink, #values, #write_html_to, #write_to, #write_xhtml_to, #write_xml_to, #xml?, #xpath

Methods included from PP::Node

#inspect, #pretty_print

Constructor Details

This class inherits a constructor from Nokogiri::XML::Node

Instance Method Details

#attributes ⇒ Object

Get a hash of the attributes for this DTD.



80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
 
# File 'ext/nokogiri/xml_dtd.c', line 80

static VALUE attributes(VALUE self)
{
  xmlDtdPtr dtd;
  VALUE hash;

  Data_Get_Struct(self, xmlDtd, dtd);

  hash = rb_hash_new();

  if(!dtd->attributes) return hash;

  xmlHashScan((xmlHashTablePtr)dtd->attributes, element_copier, (void *)hash);

  return hash;
}

#each(&block) ⇒ Object 



15
16
17
18
19
 
# File 'lib/nokogiri/xml/dtd.rb', line 15

def each &block
  attributes.each { |key, value|
    block.call([key, value])
  }
end

#elements ⇒ Object

Get a hash of the elements for this DTD.



102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
 
# File 'ext/nokogiri/xml_dtd.c', line 102

static VALUE elements(VALUE self)
{
  xmlDtdPtr dtd;
  VALUE hash;

  Data_Get_Struct(self, xmlDtd, dtd);

  if(!dtd->elements) return Qnil;

  hash = rb_hash_new();

  xmlHashScan((xmlHashTablePtr)dtd->elements, element_copier, (void *)hash);

  return hash;
}

#entities ⇒ Object

Get a hash of the elements for this DTD.



36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
 
# File 'ext/nokogiri/xml_dtd.c', line 36

static VALUE entities(VALUE self)
{
  xmlDtdPtr dtd;
  VALUE hash;

  Data_Get_Struct(self, xmlDtd, dtd);

  if(!dtd->entities) return Qnil;

  hash = rb_hash_new();

  xmlHashScan((xmlHashTablePtr)dtd->entities, element_copier, (void *)hash);

  return hash;
}

#external_id ⇒ Object

Get the External ID for this DTD



170
171
172
173
174
175
176
177
178
 
# File 'ext/nokogiri/xml_dtd.c', line 170

static VALUE external_id(VALUE self)
{
  xmlDtdPtr dtd;
  Data_Get_Struct(self, xmlDtd, dtd);

  if(!dtd->ExternalID) return Qnil;

  return NOKOGIRI_STR_NEW2(dtd->ExternalID);
}

#html5_dtd? ⇒ Boolean

Returns:

  • (Boolean) 


25
26
27
28
29
 
# File 'lib/nokogiri/xml/dtd.rb', line 25

def html5_dtd?
  html_dtd? &&
    external_id.nil? &&
    (system_id.nil? || system_id == 'about:legacy-compat')
end

#html_dtd? ⇒ Boolean

Returns:

  • (Boolean) 


21
22
23
 
# File 'lib/nokogiri/xml/dtd.rb', line 21

def html_dtd?
  name.casecmp('html').zero?
end

#keys ⇒ Object 



11
12
13
 
# File 'lib/nokogiri/xml/dtd.rb', line 11

def keys
  attributes.keys
end

#notations ⇒ Object

Get a hash of the notations for this DTD.



58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
 
# File 'ext/nokogiri/xml_dtd.c', line 58

static VALUE notations(VALUE self)
{
  xmlDtdPtr dtd;
  VALUE hash;

  Data_Get_Struct(self, xmlDtd, dtd);

  if(!dtd->notations) return Qnil;

  hash = rb_hash_new();

  xmlHashScan((xmlHashTablePtr)dtd->notations, notation_copier, (void *)hash);

  return hash;
}

#system_id ⇒ Object

Get the System ID for this DTD



154
155
156
157
158
159
160
161
162
 
# File 'ext/nokogiri/xml_dtd.c', line 154

static VALUE system_id(VALUE self)
{
  xmlDtdPtr dtd;
  Data_Get_Struct(self, xmlDtd, dtd);

  if(!dtd->SystemID) return Qnil;

  return NOKOGIRI_STR_NEW2(dtd->SystemID);
}

#validate(document) ⇒ Object

Validate document returning a list of errors



124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
 
# File 'ext/nokogiri/xml_dtd.c', line 124

static VALUE validate(VALUE self, VALUE document)
{
  xmlDocPtr doc;
  xmlDtdPtr dtd;
  xmlValidCtxtPtr ctxt;
  VALUE error_list;

  Data_Get_Struct(self, xmlDtd, dtd);
  Data_Get_Struct(document, xmlDoc, doc);
  error_list = rb_ary_new();

  ctxt = xmlNewValidCtxt();

  xmlSetStructuredErrorFunc((void *)error_list, Nokogiri_error_array_pusher);

  xmlValidateDtd(ctxt, doc, dtd);

  xmlSetStructuredErrorFunc(NULL, NULL);

  xmlFreeValidCtxt(ctxt);

  return error_list;
}