74 lines
2.6 KiB
Ruby
Executable File
74 lines
2.6 KiB
Ruby
Executable File
# -*- coding: utf-8 -*-
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#
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#--
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# Copyright (C) 2009-2010 Thomas Leitner <t_leitner@gmx.at>
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#
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# This file is part of kramdown.
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#
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# kramdown is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#++
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#
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require 'kramdown/parser/kramdown/attribute_list'
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require 'kramdown/parser/kramdown/blank_line'
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require 'kramdown/parser/kramdown/codeblock'
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module Kramdown
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module Parser
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class Kramdown
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FOOTNOTE_DEFINITION_START = /^#{OPT_SPACE}\[\^(#{ALD_ID_NAME})\]:\s*?(.*?\n(?:#{BLANK_LINE}?#{CODEBLOCK_LINE})*)/
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# Parse the foot note definition at the current location.
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def parse_footnote_definition
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@src.pos += @src.matched_size
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el = Element.new(:footnote_def)
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parse_blocks(el, @src[2].gsub(INDENT, ''))
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warning("Duplicate footnote name '#{@src[1]}' - overwriting") if @doc.parse_infos[:footnotes][@src[1]]
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(@doc.parse_infos[:footnotes][@src[1]] = {})[:content] = el
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true
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end
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define_parser(:footnote_definition, FOOTNOTE_DEFINITION_START)
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FOOTNOTE_MARKER_START = /\[\^(#{ALD_ID_NAME})\]/
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# Parse the footnote marker at the current location.
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def parse_footnote_marker
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@src.pos += @src.matched_size
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fn_def = @doc.parse_infos[:footnotes][@src[1]]
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if fn_def
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valid = fn_def[:marker] && fn_def[:marker].options[:stack][0..-2].zip(fn_def[:marker].options[:stack][1..-1]).all? do |par, child|
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par.children.include?(child)
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end
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if !fn_def[:marker] || !valid
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fn_def[:marker] = Element.new(:footnote, nil, :name => @src[1])
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fn_def[:marker].options[:stack] = [@stack.map {|s| s.first}, @tree, fn_def[:marker]].flatten.compact
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@tree.children << fn_def[:marker]
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else
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warning("Footnote marker '#{@src[1]}' already appeared in document, ignoring newly found marker")
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add_text(@src.matched)
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end
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else
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warning("Footnote definition for '#{@src[1]}' not found")
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add_text(@src.matched)
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end
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end
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define_parser(:footnote_marker, FOOTNOTE_MARKER_START, '\[')
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end
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end
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end
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