Class: Eggshell::Bundles::Basic::TableBlock

Inherits:

Object

• Object
• Eggshell::Bundles::Basic::TableBlock

Includes:

Eggshell::BlockHandler, Eggshell::BlockHandler::BlockParams, Eggshell::BlockHandler::HtmlUtils, FormatHandler::Utils

Defined in:

lib/eggshell/bundles/basics.rb

Constant Summary

DELIM1 =

'|'

DELIM2 =

'|>'

HEADER =

'/'

SPECIAL_DEF =

/^!(\w+):(.+$)/

CELL_ATTR_START =

'!@'

CELL_ATTR_IDX =

1

CELL_ATTR_END =

'@!'

T_ROW =

't.row'

Constants included from Eggshell::BlockHandler::HtmlUtils

Eggshell::BlockHandler::HtmlUtils::HASH_HTML_ESCAPE

Constants included from Eggshell::BlockHandler::BlockParams

Eggshell::BlockHandler::BlockParams::ATTRIBUTES, Eggshell::BlockHandler::BlockParams::CLASS, Eggshell::BlockHandler::BlockParams::ID, Eggshell::BlockHandler::BlockParams::KEYS, Eggshell::BlockHandler::BlockParams::STYLE

Constants included from Eggshell::BlockHandler

Eggshell::BlockHandler::COLLECT, Eggshell::BlockHandler::COLLECT_RAW, Eggshell::BlockHandler::DONE, Eggshell::BlockHandler::RETRY

Instance Method Summary

• #can_handle(line) ⇒ Object
• #continue_with(line) ⇒ Object
• #fmt_cell(val, header = false, colnum = 0) ⇒ Object
• #initialize ⇒ TableBlock constructor

  A new instance of TableBlock.

• #process(type, args, lines, out, call_depth = 0) ⇒ Object

Methods included from FormatHandler::Utils

#parse_args

Methods included from Eggshell::BlockHandler::HtmlUtils

#attrib_string, #create_tag, #css_string, #html_escape, #inject_attribs

Methods included from Eggshell::BlockHandler::BlockParams

#get_block_params, #set_block_params

Methods included from Eggshell::BlockHandler

#current_type, #equal?, #reset, #set_processor

Methods included from Eggshell::BaseHandler

#set_processor

Constructor Details

#initialize ⇒ TableBlock

Returns a new instance of TableBlock.

# File 'lib/eggshell/bundles/basics.rb', line 152

def initialize
	@block_types = ['table']
end

Instance Method Details

#can_handle(line) ⇒ Object

# File 'lib/eggshell/bundles/basics.rb', line 166

def can_handle(line)
	if !@block_type
		if line.match(/^(table[(.]?|\||\|>|\/|!@)/) || line.match(SPECIAL_DEF)
			@block_type = 'table'
			return BH::COLLECT
		end
	end
	return BH::RETRY
end

#continue_with(line) ⇒ Object

# File 'lib/eggshell/bundles/basics.rb', line 176

def continue_with(line)
	if line.match(/^(\||\|>|\/|!@)/) || line.match(SPECIAL_DEF)
		return BH::COLLECT
	end
	return BH::RETRY
end

#fmt_cell(val, header = false, colnum = 0) ⇒ Object

# File 'lib/eggshell/bundles/basics.rb', line 304

def fmt_cell(val, header = false, colnum = 0)
	tag = header ? 'th' : 'td'
	buff = []
	attribs = ''

	if val[0] == '\\'
		val = val[1..val.length]
	elsif val[0..CELL_ATTR_IDX] == CELL_ATTR_START
		rt = val.index(CELL_ATTR_END)
		if rt
			attribs = val[CELL_ATTR_IDX+1...rt]
			val = val[rt+CELL_ATTR_END.length..val.length]
		end
	end

	# inject column position via class
	attribs = inject_attribs(attribs, {:class=>"td-col-#{colnum}"})

	buff << "<#{tag} #{attribs}>"
	cclass = 
	if val[0] == '\\'
		val = val[1..val.length]
	end

	buff << @eggshell.expand_formatting(val)
	buff << "</#{tag}>"
	return buff.join('')
end

#process(type, args, lines, out, call_depth = 0) ⇒ Object

# File 'lib/eggshell/bundles/basics.rb', line 184

def process(type, args, lines, out, call_depth = 0)
	args = [] if !args
	bp = get_block_params(type, args[0])
	row_classes = bp['row.classes']
	row_classes = ['odd', 'even'] if !row_classes.is_a?(Array)
	
	o_out = out
	out = []

	@eggshell.vars[T_ROW] = 0
	out << create_tag('table', bp)
	out << "%caption%\n%colgroup%"
	caption = {:text => '', :atts => {}}
	colgroup = []

	cols = []
	rows = 0
	rc = 0
	data_started = false

	lines.each do |line_obj|
		ccount = 0
		line = line_obj.line
		special = line.match(SPECIAL_DEF)
		if special
			type = special[1]
			atts = special[2]
			if type == 'caption'
				text, atts = atts.split('|', 2)
				caption[:text] = text
				caption[:attributes] = parse_args(atts, true)[0]
			else
				atts = parse_args(atts, true)[0]
				colgroup << create_tag('col', attrib_string(atts), false)
			end
		elsif line[0] == '/' && rc == 0
			cols = line[1..line.length].split('|')
			out << "<thead><tr class='#{bp['head.class']}'>"
			cols.each do |col|
				col = col.strip
				if col == '' && bp['emptycell']
					col = bp['emptycell']
				end
				out << "\t#{fmt_cell(col, true, ccount)}"
				ccount += 1
			end
			out << '</tr></thead>'
		elsif line[0] == '/'
			# implies footer
			out << '</tbody>' if rc > 0
			cols = line[1..line.length].split('|')
			out << "<tfoot><tr class='#{bp['foot.class']}'>"
			cols.each do |col|
				col = col.strip
				if col == '' && bp['emptycell']
					col = bp['emptycell']
				end
				out << "\t#{fmt_cell(col, true, ccount)}"
				ccount += 1
			end
			out << '</tr></tfoot>'
			break
		elsif line[0] == DELIM1 || line[0..1] == DELIM2 || line[0..1] == CELL_ATTR_START
			out << '<tbody>' if rc == 0
			idx = 1
			rattribs = ''
			
			if line[0..1] == CELL_ATTR_START
				# @todo look for delim instead of '@!'?
				rt = line.index(CELL_ATTR_END)
				if rt
					rattribs = line[2...rt]
					line = line[rt+CELL_ATTR_END.length..line.length]
				end
			end

			sep = /(?<!\\)\|/
			if line[1] == '>'
				idx = 2
				sep = /(?<!\\)\|\>/
			end
			cols = line[idx..line.length].split(sep)
			@eggshell.vars[T_ROW] = rc
			rclass = row_classes[rc % row_classes.length]
			rattribs = inject_attribs(rattribs, {:class=>"tr-row-#{rc} #{rclass}"})

			out << "<tr #{rattribs}>"
			cols.each do |col|
				col = col.strip
				if col == '' && bp['emptycell']
					col = bp['emptycell']
				end
				out << "\t#{fmt_cell(col, false, ccount)}"
				ccount += 1
			end
			out << '</tr>'
			rc += 1
		else
			cols = line[1..line.length].split('|') if line[0] == '\\'
		end
		rows += 1
	end

	out << "</table>"

	if caption[:text] != ''
		out[1].gsub!('%caption%', create_tag('caption', attrib_string(caption[:attributes]), true, caption[:text]))
	else
		out[1].gsub!("%caption%\n", '')
	end

	if colgroup.length > 0
		out[1].gsub!('%colgroup%', "<colgroup>\n\t#{colgroup.join("\n\t")}\n</colgroup>")
	else
		out[1].gsub!('%colgroup%', '')
	end
	
	o_out << out.join("\n")
end