foodsoft/app/helpers/pages_helper.rb
2012-10-09 02:31:10 +02:00

59 lines
1.6 KiB
Ruby

module PagesHelper
include WikiCloth
def wikified_body(body, title = nil)
WikiCloth.new({:data => body+"\n", :link_handler => Wikilink.new, :params => {:referer => title}}).to_html.html_safe
end
def link_to_wikipage(page, text = nil)
if text == nil
link_to page.title, wiki_page_path(:permalink => page.permalink)
else
link_to text, wiki_page_path(:permalink => 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
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
toc.gsub(/<li>([^<>\n]*)/) do
name = $1
anchor = name.gsub(/\s/, '_').gsub(/[^a-zA-Z_]/, '')
"<li><a href='##{anchor}'>#{name.truncate(20)}</a>"
end.html_safe
end
end
def parent_pages_to_select(current_page)
unless current_page.homepage? # Homepage is the page trees root!
Page.non_redirected.reject { |p| p == current_page or p.ancestors.include?(current_page) }
else
Array.new
end
end
end