foodsoft/plugins/wiki/lib/foodsoft_wiki/wiki_parser.rb
2021-03-02 09:12:19 +01:00

57 lines
1.8 KiB
Ruby

module FoodsoftWiki
class WikiParser < WikiCloth::Parser
template do |template|
Foodsoft::ExpansionVariables.get(template)
end
url_for do |page|
url_for page
end
link_attributes_for do |page|
permalink = Page.permalink(page)
if Page.exists?(:permalink => permalink)
{ href: url_for(:wiki_page_path, permalink: permalink) }
elsif page.include? '#'
# If "Foo#Bar" does not exist then consider "Foo" with anchor.
link_attributes_if_number_sign_contained_in_nonexistent(page, params[:referer])
else
{ href: url_for(:new_page_path, title: page, parent: params[:referer]), class: 'new_wiki_link' }
end
end
section_link do |section|
""
end
def to_html(render_options = {})
# workaround for wikicloth 0.8.0 https://github.com/nricciar/wikicloth/pull/59
render_options[:locale] ||= I18n.locale
super(render_options)
end
private
def link_attributes_if_number_sign_contained_in_nonexistent(page, referer)
# Interpret the part after the last number sign as anchor.
arr = page.split('#', -1) # `-1` preserves empty anchor
page = arr[0...-1].join('#')
anchor = arr[-1]
return { href: '#' + anchor } if page.empty?
permalink = Page.permalink(page)
if Page.exists?(:permalink => permalink)
{ href: url_for(:wiki_page_path, permalink: permalink, anchor: anchor) }
else
# Do not suggest to use number signs in the title.
good_page_title = arr[0]
{ href: url_for(:new_page_path, title: good_page_title, parent: referer), class: 'new_wiki_link' }
end
end
def url_for(path_name, options = {})
Rails.application.routes.url_helpers.send path_name, options.merge({ foodcoop: FoodsoftConfig.scope })
end
end
end