Class: Tags

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

Constant Summary collapse

@@inline_tags = 
[ "area", "img", "param", "input", "option", "base", "link", 
"meta", "hr", "br", "wbr" ]
@@tags = 
["DOCTYPE","a","abbr","acronym","address","applet","b",
"bdo","big","blockquote","body","button","caption","center","cite","code",
"colgroup","dd","del","dfn","dir","div","dl","dt","em","fieldset","font",
"form","frameset","h1","h2","h3","h4","h5","h6","head","html","i","iframe",
"ins","kbd","label","legend","li","map","menu","noframes","noscript",
"object","ol","optgroup","option","p","pre","q","s","samp","script",
"select","small","span","strike","strong","style","sub","sup","table",
"tbody","td","textarea","tfoot","th","thead","title","tr","tt","u","ul",
"var"]

Instance Method Summary collapse

Instance Method Details

#adding_attributes(code, tag, inline = false) ⇒ Object 



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# File 'lib/lexer/tags.rb', line 44

def adding_attributes(code, tag, inline=false)
	_attr = [ [ "id", "#" ], [ "class", "\\." ] ]
	_attr.each do |a|
		if inline
			orig = code.scan(/^(\t)+?#{tag}([.a-zA-Z0-9=-_ ]+)? (#{a[1]}([a-zA-Z0-9_\-]+))/)
			orig.map! {|x| [x[2], x[3]] }
		else
			orig = code.scan(/^#{tag}([.a-zA-Z0-9=-_ ]+)? (#{a[1]}([a-zA-Z0-9_\-]+))/)
			orig.map! {|x| [x[1], x[2]] }
		end
		orig.uniq!
		orig.each do |_old|
			_new = " #{a[0]}=#{_old[1]}"
			code = code.gsub(/ #{_old[0]}/, _new)
		end
	end
	return code
end

#convert_attr(atr) ⇒ Object 



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# File 'lib/lexer/tags.rb', line 40

def convert_attr(atr)
	atr.map {|x| x[0] + "'#{x[1]}'" }
end

#convert_tag(code, index, indent, tag, atr, inline = false) ⇒ Object 



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# File 'lib/lexer/tags.rb', line 16

def convert_tag(code, index, indent, tag, atr, inline=false)
	content = code.scan(/(\t+[\/"a-zA-Z0-9]+.*)/)
	tab = ""
	p_tab = ""
	for i in 0..indent
		if i == (indent - 1 )
			p_tab = tab
		else
			tab += "\t"
		end
	end
	attributes = convert_attr(atr).join(" ")
	if inline
		new_def = "#{p_tab}def tag_#{index}\n#{tab}print(\"<#{tag} #{attributes} />\")\n#{p_tab}tag_#{index}"
	else
		new_def = "def tag_#{index}\n#{tab}print(\"<#{tag} #{attributes}>\")"
		content.each do |lol|
			new_def += "\n" + lol[0]
		end
		new_def += "\n#{tab}print(\"</#{tag}>\")\n#{p_tab}tag_#{index}"	
	end
	return new_def
end

#implement_tag(code, indent = 1) ⇒ Object 



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# File 'lib/lexer/tags.rb', line 63

def implement_tag(code, indent=1)
	new_code = []
	@strings = Strings.new
	@@inline_tags.each do |tag|
		general = code.scan(/(^((\t)+)?(#{tag}(()$| )([ #.=_\-a-zA-Z0-9:\/\?\+,]+)?))/)
		general.map! {|x| x[0]}
		general.each_with_index do |block, index|
			if new_indent = block.scan(/((\t)+)[^\t]/)[0]
				new_indent = block.scan(/((\t)+)[^\t]/)[0][0].count("\t") + 1
			else
				new_indent = indent
			end
			_code_block = block
			code_block = adding_attributes(block, tag, true)
			atr = code_block.scan(/([a-zA-Z0-9_-]+=)'?"?([\.\/:a-zA-Z0-9_-]+)'?"?/)		
			code_block = convert_tag( code_block , index, new_indent, tag, atr, true)
			code = code.gsub(_code_block, code_block)
		end
	end
	@@tags.each do |tag|
		general = code.scan(/(^(#{tag}(()$| )([ :;\/\?\+#.=_\-a-zA-Z0-9]+)?((\n\t.*)+)?).*)/)
		general_old = general
		general.map! {|x| x[1]}
		general.uniq!
		general.each_with_index do |block, index|
			_code_block = block
			code_block = adding_attributes(block, tag)
			code_block = @strings.treat_def(code_block)
			@@tags.each do |r_tag|		
				if !code_block.scan(/^(\t){#{indent}}(#{r_tag}(()$| )(((\n)?[a-zA-Z0-9= _\-#.\\'\/\"]+)+)?(((\n)+?\1{#{indent+1},})?(["#a= ()a-zA-Z0-9_.,\--\\'\/&]+)?)+)/m).empty?
					r_code = code_block.scan(/^(\t){#{indent}}(#{r_tag}(()$| )(((\n)?[a-zA-Z0-9= _\-#.\\'\/\"]+)+)?(((\n)+?\1{#{indent+1},})?(["\!\?#a= ()a-zA-Z0-9_.,\--\\'\/&]+)?)+)/m)
					r_code.each do |r|
						new_indent = indent + 1
						new_block = implement_tag(r[1], new_indent)
						code_block = code_block.gsub(r[1], new_block)
					end
				end
			end
			atr = code_block.scan(/([a-zA-Z0-9_-]+=)([\.\/:;#a-zA-Z0-9_-]+)/)
			code_block = @strings.convert_string( code_block, indent )
			code_block = convert_tag( code_block , index, indent, tag, atr)
			_code_block = _code_block.gsub("(", '\(')
			_code_block = _code_block.gsub(")", '\)')
			code = code.gsub(/^#{_code_block}$/m, code_block)
		end
	end
	code = @strings.fix_atr( code, indent )
	return code
end