foodsoft/app/helpers/pages_helper.rb

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module PagesHelper
include WikiCloth
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def wikified_body(body, title = nil)
WikiCloth.new({:data => body+"\n", :link_handler => Wikilink.new, :params => {:referer => title}}).to_html
end
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def link_to_wikipage(page, text = nil)
if text == nil
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link_to page.title, wiki_page_path(page.permalink)
else
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link_to text, wiki_page_path(page.permalink)
end
end
def link_to_wikipage_by_permalink(permalink, text = nil)
unless permalink.blank?
page = Page.find_by_permalink(permalink)
if page.nil?
if text.nil?
link_to permalink, new_page_path(:title => permalink)
else
link_to text, new_page_path(:title => permalink)
end
else
link_to_wikipage(page, text)
end
end
end
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def generate_toc(body)
toc = String.new
body.gsub(/^([=]{1,6})\s*(.*?)\s*(\1)/) do
number = $1.length - 1
name = $2
toc << "*" * number + " #{name}\n"
end
logger.debug toc.inspect
unless toc.blank?
toc = WikiCloth.new({:data => toc, :link_handler => Wikilink.new}).to_html
section_count = 0
toc.gsub(/<li>([^<>\n]*)/) do
section_count += 1
"<li><a href='#section-#{section_count}'>#{$1}</a>"
end
end
end
end