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 286

def initialize(headers = {}, body = '')
	@headers = headers
	@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 195

def body
  @body
end

#headers ⇒ Object

Returns the value of attribute headers.



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# File 'lib/bluefeather.rb', line 195

def headers
  @headers
end

Class Method Details

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



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# File 'lib/bluefeather.rb', line 279

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 200

def parse_io(input, default_enc = EncodingType::UTF8)
	headers = {}
	body = nil
	first_pos = input.pos
	
	Util.change_kcode(EncodingType.type_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 line =~ UTF8_BOM_PATTERN 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.type_to_kcode(value.downcase)
					if input.respond_to?(:set_encoding) then
						input.set_encoding(value.downcase)
						
						# 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 291

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

#[]=(key, value) ⇒ Object 



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# File 'lib/bluefeather.rb', line 295

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

#css ⇒ Object 



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# File 'lib/bluefeather.rb', line 303

def css
	@headers['css']
end

#encoding_type ⇒ Object 



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# File 'lib/bluefeather.rb', line 327

def encoding_type
	(@headers['encoding'] ? @headers['encoding'].downcase : 'utf-8')
end

#kcode ⇒ Object 



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# File 'lib/bluefeather.rb', line 331

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

#numbering ⇒ Object Also known as: numbering? 



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# File 'lib/bluefeather.rb', line 307

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 318

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 299

def title
	@headers['title']
end

#to_html ⇒ Object 



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# File 'lib/bluefeather.rb', line 335

def to_html
	Parser.new.document_to_html(self)
end