Class: BlueFeather::Document

Inherits:
Object
  • Object
show all
Defined in:
lib/bluefeather.rb

Constant Summary collapse

HEADER_PATTERN = 
/^([a-zA-Z0-9-]+?)\s*\:\s*(.+?)\s*(?:\n|\Z)/
BLANK_LINE_PATTERN = 
/^\n/
HEADER_SEQUEL_PATTERN = 
/^\s+(.+)$/

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(headers = {}, body = '') ⇒ Document

Returns a new instance of Document.



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# File 'lib/bluefeather.rb', line 322

def initialize(headers = {}, body = '')
  @headers = {}
  headers.each do |k, v|
    self[k] = v
  end
  @body = body
end

Instance Attribute Details

#body ⇒ Object Also known as: text

Returns the value of attribute body.



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# File 'lib/bluefeather.rb', line 230

def body
  @body
end

#headers ⇒ Object

Returns the value of attribute headers.



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# File 'lib/bluefeather.rb', line 230

def headers
  @headers
end

Class Method Details

.parse(str, default_enc = EncodingType::UTF8) ⇒ Object 



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# File 'lib/bluefeather.rb', line 315

def parse(str, default_enc = EncodingType::UTF8)
  parse_io(StringIO.new(str), default_enc)
end

.parse_io(input, default_enc = EncodingType::UTF8) ⇒ Object 



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# File 'lib/bluefeather.rb', line 235

def parse_io(input, default_enc = EncodingType::UTF8)
  headers = {}
  body = nil
  first_pos = input.pos
  default_enc = EncodingType.regulate(default_enc)
  
  Util.change_kcode(EncodingType.convert_to_kcode(default_enc)){
    # default encoding

    if defined?(Encoding) then
      input.set_encoding(Encoding.find(default_enc))
    end
    
    
    
    # get headers

    pos_before_gets = nil
    first_line = true

    loop do
      pos_before_gets = input.pos
      line = input.gets
      
      # cut UTF-8 BOM

      if first_line and Util.utf8_bom?(line) then
        line.slice!(UTF8_BOM_PATTERN)
      end  
      first_line = false
      
      if line and line.chomp =~ HEADER_PATTERN then
        key = $1.downcase; value = $2
        
        if key == 'encoding' and not headers.include?('encoding') then
          kc = EncodingType.convert_to_kcode(value.downcase)
          if input.respond_to?(:set_encoding) then
            input.set_encoding(EncodingType.regulate(value))
            
            # rewind (reason => [ruby-list:45988])

            input.pos = first_pos
            first_line = true
          else
            $KCODE = kc
          end
        end
        
        headers[key] = value
      else
        # EOF or Metadata end

        break
      end
    end
    
    # back

    input.pos = pos_before_gets
    
    
    
    # skip blank lines

    loop do
      pos_before_gets = input.pos

      line = input.gets
      if line.nil? or not line =~ BLANK_LINE_PATTERN then
        break
      end
    end
    
    # back

    input.pos = pos_before_gets
    
    
    
    # get body

    body = input.read

  }
  
  
  return self.new(headers, body)
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/bluefeather.rb', line 330

def [](key)
  @headers[key.to_s.downcase]
end

#[]=(key, value) ⇒ Object 



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# File 'lib/bluefeather.rb', line 334

def []=(key, value)
  @headers[key.to_s.downcase] = value.to_s
end

#css ⇒ Object 



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# File 'lib/bluefeather.rb', line 342

def css
  @headers['css']
end

#encoding_type ⇒ Object 



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# File 'lib/bluefeather.rb', line 366

def encoding_type
  @headers['encoding'] || EncodingType::UTF8
end

#header_id_type ⇒ Object 



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# File 'lib/bluefeather.rb', line 370

def header_id_type
  (@headers['header-id-type'] || HeaderIDType::MD5).downcase
end

#kcode ⇒ Object 



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# File 'lib/bluefeather.rb', line 374

def kcode
  self.encoding_type && EncodingType.convert_to_kcode(self.encoding_type)
end

#numbering ⇒ Object Also known as: numbering? 



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# File 'lib/bluefeather.rb', line 346

def numbering
  case @headers['numbering']
  when 'yes', '1', 'true', 'on'
    true
  else
    false
  end
end

#numbering_start_level ⇒ Object 



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# File 'lib/bluefeather.rb', line 357

def numbering_start_level
  level = (@headers['numbering-start-level'] || 2).to_i
  if level >= 1 and level <= 6 then
    return level
  else
    return 2
  end
end

#title ⇒ Object 



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# File 'lib/bluefeather.rb', line 338

def title
  @headers['title']
end

#to_html ⇒ Object 



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# File 'lib/bluefeather.rb', line 378

def to_html
  Parser.new.document_to_html(self)
end