Class: HTMLEntities::Decoder

Inherits:

Object

• Object
• HTMLEntities::Decoder

show all

Defined in:

lib/htmlentities/decoder.rb

Overview

Instance Method Summary (collapse)

• - (Object) decode(source)
• - (Decoder) initialize(flavor) constructor

  A new instance of Decoder.

• - (Object) prepare(string)

  :nodoc:.

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# File 'lib/htmlentities/decoder.rb', line 3

def initialize(flavor)
  @flavor = flavor
  @map = HTMLEntities::MAPPINGS[@flavor]
  @entity_regexp = entity_regexp
end

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# File 'lib/htmlentities/decoder.rb', line 9

def decode(source)
  prepare(source).gsub(@entity_regexp){
    if $1 && codepoint = @map[$1]
      [codepoint].pack('U')
    elsif $2
      [$2.to_i(10)].pack('U')
    elsif $3
      [$3.to_i(16)].pack('U')
    else
      $&
    end
  }
end

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# File 'lib/htmlentities/decoder.rb', line 25

def prepare(string) #:nodoc:
  string.to_s
end