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Class: Nokogiri::EncodingHandler

Relationships & Source Files
Inherits: Object
Defined in: ext/nokogiri/xml_encoding_handler.c,
lib/nokogiri/encoding_handler.rb

Constant Summary

  • USEFUL_ALIASES =

    Popular encoding aliases not known by all iconv implementations that ::Nokogiri should support.

    # File 'lib/nokogiri/encoding_handler.rb', line 7 
    {
  # alias_name => true_name
  "ISO-2022-JP" => "ISO-2022-JP", # only for JRuby tests, this is a no-op in CRuby
  "NOKOGIRI-SENTINEL" => "ISO-2022-JP", # indicating the Nokogiri has installed aliases
  "Windows-31J" => "CP932", # Windows-31J is the IANA registered name of CP932.
}

Class Method Summary

Instance Attribute Summary

  • #name readonly Internal use only

    Get the name of this EncodingHandler.

Constructor Details

.new(name) ⇒ EncodingHandler

This method is for internal use only.
[ GitHub ] 

  


# File 'lib/nokogiri/encoding_handler.rb', line 48



def initialize(name)
  @name = name
end


  







Class Method Details



  

    .[](name)  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'ext/nokogiri/xml_encoding_handler.c', line 27



static VALUE
rb_xml_encoding_handler_s_get(VALUE klass, VALUE key)
{
  xmlCharEncodingHandlerPtr handler;

  handler = xmlFindCharEncodingHandler(StringValueCStr(key));
  if (handler) {
    return TypedData_Wrap_Struct(klass, &xml_char_encoding_handler_type, handler);
  }

  return Qnil;
}


  








  

    .alias(real_name, alias_name)    

  

    This method is for internal use only.
  



  

    

Alias encoding handler with name real_name to name alias_name


  



  [ GitHub ]


  

  


# File 'ext/nokogiri/xml_encoding_handler.c', line 60



static VALUE
rb_xml_encoding_handler_s_alias(VALUE klass, VALUE from, VALUE to)
{
  xmlAddEncodingAlias(StringValueCStr(from), StringValueCStr(to));

  return to;
}


  








  

    .clear_aliases!    

  

    This method is for internal use only.
  



  

    

Remove all encoding aliases.


  



  [ GitHub ]


  

  


# File 'ext/nokogiri/xml_encoding_handler.c', line 74



static VALUE
rb_xml_encoding_handler_s_clear_aliases(VALUE klass)
{
  xmlCleanupEncodingAliases();

  return klass;
}


  








  

    .delete(name)    

  

    This method is for internal use only.
  



  

    

Delete the encoding alias named #name


  



  [ GitHub ]


  

  


# File 'ext/nokogiri/xml_encoding_handler.c', line 46



static VALUE
rb_xml_encoding_handler_s_delete(VALUE klass, VALUE name)
{
  if (xmlDelEncodingAlias(StringValueCStr(name))) { return Qnil; }

  return Qtrue;
}


  








  

    .install_default_aliases  
  

  [ GitHub ]


  

  


# File 'lib/nokogiri/encoding_handler.rb', line 15



def install_default_aliases
  USEFUL_ALIASES.each do |alias_name, name|
    EncodingHandler.alias(name, alias_name) if EncodingHandler[alias_name].nil?
  end
end


  








  

    .storage   (private)
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/nokogiri/encoding_handler.rb', line 43



def storage
  @storage ||= {}
end


  







Instance Attribute Details



  

    #name   (readonly)  

  

    This method is for internal use only.
  



  

    

Get the name of this EncodingHandler


  



  [ GitHub ]


  

  


# File 'ext/nokogiri/xml_encoding_handler.c', line 88



static VALUE
rb_xml_encoding_handler_name(VALUE self)
{
  xmlCharEncodingHandlerPtr handler;

  TypedData_Get_Struct(self, xmlCharEncodingHandler, &xml_char_encoding_handler_type, handler);

  return NOKOGIRI_STR_NEW2(handler->name);
}