56 lines
1.6 KiB
Ruby
56 lines
1.6 KiB
Ruby
# Copyright (c) 2010-2011, Diaspora Inc. This file is
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# licensed under the Affero General Public License version 3 or later. See
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# the COPYRIGHT file.
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require File.expand_path("#{Rails.root}/lib/diaspora/markdownify")
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module MarkdownifyHelper
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def markdownify(target, render_options={})
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markdown_options = {
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:autolink => true,
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:fenced_code_blocks => true,
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:space_after_headers => true,
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:strikethrough => true,
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:superscript => true,
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:tables => true
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}
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render_options[:filter_html] = true
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# This ugly little hack basically means
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# "Give me the rawest contents of target available"
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if target.respond_to?(:raw_message)
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message = target.raw_message
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elsif target.respond_to?(:text)
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message = target.text
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else
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message = target.to_s
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end
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return '' if message.blank?
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#renderer = Redcarpet::Render::HTML.new(render_options)
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renderer = Diaspora::Markdownify::HTML.new(render_options)
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markdown = Redcarpet::Markdown.new(renderer, markdown_options)
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message = markdown.render(message).html_safe
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if target.respond_to?(:format_mentions)
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message = target.format_mentions(message)
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end
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message = Diaspora::Taggable.format_tags(message, :no_escape => true)
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return message.html_safe
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end
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def process_newlines(message)
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# in very clear cases, let newlines become <br /> tags
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# Grabbed from Github flavored Markdown
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message.gsub(/^[\w\<][^\n]*\n+/) do |x|
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x =~ /\n{2}/ ? x : (x.strip!; x << " \n")
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end
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end
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end
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