133 lines
4.8 KiB
Ruby
133 lines
4.8 KiB
Ruby
$: << File.dirname(__FILE__) + "../../lib"
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require_dependency 'chunks/chunk'
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require 'instiki_stringsupport'
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require 'maruku'
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require 'maruku/ext/math'
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require_dependency 'rdocsupport'
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require 'redcloth'
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require 'oldredcloth'
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# The markup engines are Chunks that call the one of RedCloth
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# or RDoc to convert text. This markup occurs when the chunk is required
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# to mask itself.
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module Engines
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class AbstractEngine < Chunk::Abstract
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# Create a new chunk for the whole content and replace it with its mask.
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def self.apply_to(content)
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new_chunk = self.new(content)
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content.replace(new_chunk.mask)
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end
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private
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# Never create engines by constructor - use apply_to instead
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def initialize(content)
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@content = content
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end
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end
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class Textile < AbstractEngine
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def mask
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@content.as_utf8
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redcloth = RedCloth.new(@content, [:hard_breaks] + @content.options[:engine_opts])
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redcloth.filter_html = false
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redcloth.no_span_caps = false
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html = redcloth.to_html(:textile)
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end
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end
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class Markdown < AbstractEngine
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def mask
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@content.as_utf8
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# If the request is for S5, call Maruku accordingly (without math)
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if @content.options[:mode] == :s5
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my_content = Maruku.new(@content.delete("\r").to_utf8,
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{:math_enabled => false, :content_only => true,
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:author => @content.options[:engine_opts][:author],
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:title => @content.options[:engine_opts][:title]})
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@content.options[:renderer].s5_theme = my_content.s5_theme
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else
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html = Maruku.new(@content.delete("\r").to_utf8, {:math_enabled => false}).to_html
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html.gsub(/\A<div class="maruku_wrapper_div">\n?(.*?)\n?<\/div>\Z/m, '\1')
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end
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end
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end
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class MarkdownMML < AbstractEngine
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def mask
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@content.as_utf8
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# If the request is for S5, call Maruku accordingly
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if @content.options[:mode] == :s5
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my_content = Maruku.new(@content.delete("\r").to_utf8,
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{:math_enabled => true,
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:math_numbered => ['\\[','\\begin{equation}'],
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:content_only => true,
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:author => @content.options[:engine_opts][:author],
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:title => @content.options[:engine_opts][:title]})
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@content.options[:renderer].s5_theme = my_content.s5_theme
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my_content.to_s5
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else
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html = Maruku.new(@content.delete("\r").to_utf8,
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{:math_enabled => true,
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:math_numbered => ['\\[','\\begin{equation}']}).to_html
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html.gsub(/\A<div class="maruku_wrapper_div">\n?(.*?)\n?<\/div>\Z/m, '\1')
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end
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end
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end
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class MarkdownPNG < AbstractEngine
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def mask
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@content.as_utf8
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# If the request is for S5, call Maruku accordingly
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if @content.options[:mode] == :s5
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my_content = Maruku.new(@content.delete("\r").to_utf8,
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{:math_enabled => true,
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:math_numbered => ['\\[','\\begin{equation}'],
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:html_math_output_mathml => false,
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:html_math_output_png => true,
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:html_png_engine => 'blahtex',
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:html_png_dir => @content.web.files_path.join('pngs').to_s,
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:html_png_url => @content.options[:png_url],
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:content_only => true,
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:author => @content.options[:engine_opts][:author],
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:title => @content.options[:engine_opts][:title]})
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@content.options[:renderer].s5_theme = my_content.s5_theme
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my_content.to_s5
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else
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html = Maruku.new(@content.delete("\r").to_utf8,
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{:math_enabled => true,
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:math_numbered => ['\\[','\\begin{equation}'],
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:html_math_output_mathml => false,
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:html_math_output_png => true,
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:html_png_engine => 'blahtex',
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:html_png_dir => @content.web.files_path.join('pngs').to_s,
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:html_png_url => @content.options[:png_url]}).to_html
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html.gsub(/\A<div class="maruku_wrapper_div">\n?(.*?)\n?<\/div>\Z/m, '\1')
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end
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end
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end
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class Mixed < AbstractEngine
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def mask
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@content.as_utf8
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redcloth = OldRedCloth.new(@content.to_str, @content.options[:engine_opts])
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redcloth.filter_html = false
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redcloth.no_span_caps = false
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html = redcloth.to_html
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end
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end
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class RDoc < AbstractEngine
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def mask
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html = RDocSupport::RDocFormatter.new(@content.as_utf8.to_str).to_html
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end
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end
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MAP = { :textile => Textile, :markdown => Markdown, :markdownMML => MarkdownMML, :markdownPNG => MarkdownPNG, :mixed => Mixed, :rdoc => RDoc }
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MAP.default = MarkdownMML
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end
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