| # -*- coding: utf-8 -*- |
| # |
| #-- |
| # Copyright (C) 2009-2016 Thomas Leitner <t_leitner@gmx.at> |
| # |
| # This file is part of kramdown which is licensed under the MIT. |
| #++ |
| # |
| |
| require 'kramdown/parser/kramdown/extensions' |
| require 'kramdown/parser/kramdown/blank_line' |
| require 'kramdown/parser/kramdown/codeblock' |
| |
| module Kramdown |
| module Parser |
| class Kramdown |
| |
| FOOTNOTE_DEFINITION_START = /^#{OPT_SPACE}\[\^(#{ALD_ID_NAME})\]:\s*?(.*?\n#{CODEBLOCK_MATCH})/ |
| |
| # Parse the foot note definition at the current location. |
| def parse_footnote_definition |
| start_line_number = @src.current_line_number |
| @src.pos += @src.matched_size |
| |
| el = Element.new(:footnote_def, nil, nil, :location => start_line_number) |
| parse_blocks(el, @src[2].gsub(INDENT, '')) |
| warning("Duplicate footnote name '#{@src[1]}' on line #{start_line_number} - overwriting") if @footnotes[@src[1]] |
| @tree.children << new_block_el(:eob, :footnote_def) |
| (@footnotes[@src[1]] = {})[:content] = el |
| @footnotes[@src[1]][:eob] = @tree.children.last |
| true |
| end |
| define_parser(:footnote_definition, FOOTNOTE_DEFINITION_START) |
| |
| |
| FOOTNOTE_MARKER_START = /\[\^(#{ALD_ID_NAME})\]/ |
| |
| # Parse the footnote marker at the current location. |
| def parse_footnote_marker |
| start_line_number = @src.current_line_number |
| @src.pos += @src.matched_size |
| fn_def = @footnotes[@src[1]] |
| if fn_def |
| if fn_def[:eob] |
| update_attr_with_ial(fn_def[:eob].attr, fn_def[:eob].options[:ial] || {}) |
| fn_def[:attr] = fn_def[:eob].attr |
| fn_def[:options] = fn_def[:eob].options |
| fn_def.delete(:eob) |
| end |
| fn_def[:marker] ||= [] |
| fn_def[:marker].push(Element.new(:footnote, fn_def[:content], fn_def[:attr], |
| fn_def[:options].merge(:name => @src[1], :location => start_line_number))) |
| @tree.children << fn_def[:marker].last |
| else |
| warning("Footnote definition for '#{@src[1]}' not found on line #{start_line_number}") |
| add_text(@src.matched) |
| end |
| end |
| define_parser(:footnote_marker, FOOTNOTE_MARKER_START, '\[') |
| |
| end |
| end |
| end |