/usr/lib/ruby/vendor_ruby/wikicloth/wiki_link_handler.rb is in ruby-wikicloth 0.8.1+dfsg-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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module WikiCloth
class WikiLinkHandler < WikiNamespaces
FILE_NAMESPACES = file_namespace_names
MEDIA_NAMESPACES = media_namespace_names
CATEGORY_NAMESPACES = category_namespace_names
LANGUAGE_NAMESPACES = language_namespace_names
def references
@references ||= []
end
def section_link(section)
"?section=#{section}"
end
def params
@params ||= {}
end
def function(name, params)
nil
end
def cache(item)
nil
end
def section_list(root=nil)
ret = []
root = sections[0].children if root.nil?
root.each do |child|
ret << child
unless child.children.empty?
ret << [section_list(child.children)]
end
end
ret.flatten
end
def toc(sections, toc_numbered=false)
ret = "<table id=\"toc\" class=\"toc\" summary=\"Contents\"><tr><td><div id=\"toctitle\"><h2>#{I18n.t('table of contents')}</h2></div><ul>"
previous_depth = 1
indices = []
section_list(sections).each do |section|
next if section.title.nil?
if section.depth > previous_depth
indices[section.depth] = 0 if indices[section.depth].nil?
indices[section.depth] += 1
c = section.depth - previous_depth
c.times { ret += "<ul>" }
ret += "<li><a href=\"##{section.id}\">#{indices[0..section.depth].compact.join('.') + " " if toc_numbered}#{section.title}</a>"
elsif section.depth == previous_depth
indices[section.depth] = 0 if indices[section.depth].nil?
indices[section.depth] += 1
ret += "</li><li><a href=\"##{section.id}\">#{indices[0..section.depth].compact.join('.') + " " if toc_numbered}#{section.title}</a>"
else
indices[section.depth] = 0 if indices[section.depth].nil?
indices[section.depth] += 1
indices = indices[0..section.depth]
ret += "</li>" unless previous_depth == 1
c = previous_depth - section.depth
c.times { ret += "</ul>" }
ret += "<li><a href=\"##{section.id}\">#{indices[0..section.depth].compact.join('.') + " " if toc_numbered}#{section.title}</a>"
end
previous_depth = section.depth
end
ret += "</li>"
(previous_depth-1).times { ret += "</ul>" }
"#{ret}</ul></td></tr></table>"
end
def external_links
@external_links ||= []
end
def internal_links
@internal_links ||= []
end
def languages
@languages ||= {}
end
def categories
@categories ||= []
end
def find_reference_by_name(n)
references.each { |r| return r if !r[:name].nil? && r[:name].strip == n }
return nil
end
def reference_index(h)
references.each_index { |r| return r+1 if references[r] == h }
return nil
end
def categories=(val)
@categories = val
end
def languages=(val)
@languages = val
end
def references=(val)
@references = val
end
def params=(val)
@params = val
end
def external_link(url,text=nil)
self.external_links << url
elem.a({ :href => url, :target => "_blank" }) { |x| x << (text.nil? || text.blank? ? url : text) }
end
def external_links=(val)
@external_links = val
end
def internal_links=(val)
@internal_links = val
end
def url_for(page)
"#{page}"
end
def image_url_for(image)
"#{image}"
end
def link_attributes_for(page)
{ :href => url_for(page) }
end
def link_for(page, text)
self.internal_links << page
ltitle = !text.nil? && text.blank? ? self.pipe_trick(page) : text
ltitle = page if text.nil?
elem.a(link_attributes_for(page)) { |x| x << ltitle.strip }
end
def include_resource(resource, options=[])
@template_cache ||= {}
if @template_cache[resource]
@included_templates[resource] += 1
@template_cache[resource]
else
ret = template(resource)
unless ret.nil?
@included_templates ||= {}
@included_templates[resource] ||= 0
@included_templates[resource] += 1
end
@template_cache[resource] = ret
ret
end
end
def included_templates
@included_templates ||= {}
end
def template(template)
nil
end
def link_for_resource(prefix, resource, options=[])
ret = ""
prefix.downcase!
case
when (MEDIA_NAMESPACES+FILE_NAMESPACES).include?(prefix)
ret += wiki_image(resource,options,prefix)
when CATEGORY_NAMESPACES.include?(prefix)
self.categories << resource
when LANGUAGE_NAMESPACES.include?(prefix)
self.languages[prefix] = resource
else
title = options[0] ? options[0] : "#{prefix}:#{resource}"
ret += link_for("#{prefix}:#{resource}",title)
end
ret
end
protected
def pipe_trick(page)
t = page.split(":")
t = t[1..-1] if t.size > 1
return t.join("").split(/[,(]/)[0]
end
# this code needs some work... lots of work
def wiki_image(resource,options,prefix='Image')
pre_img = ''
post_img = ''
css = []
loc = "right"
type = nil
w = 180
h = nil
title = ''
ffloat = false
options.each do |x|
case
when ["miniatur","thumb","thumbnail","frame","border"].include?(x.strip)
type = x.strip
when ["left","right","center","none"].include?(x.strip)
ffloat = true
loc = x.strip
when x.strip =~ /^([0-9]+)\s*px$/
w = $1
css << "width:#{w}px"
when x.strip =~ /^([0-9]+)\s*x\s*([0-9]+)\s*px$/
w = $1
css << "width:#{w}px"
h = $2
css << "height:#{h}px"
else
title = x.strip
end
end
css << "float:#{loc}" if ffloat == true
css << "border:1px solid #000" if type == "border"
sane_title = title.nil? ? "" : title.gsub(/<\/?[^>]*>/, "")
if ["thumb","thumbnail","frame","miniatur"].include?(type)
pre_img = '<div class="thumb t' + loc + '"><div class="thumbinner" style="width: ' + w.to_s +
'px;"><a href="' + url_for("#{prefix.capitalize}:#{resource}") + '" class="image" title="' + sane_title + '">'
post_img = '</a><div class="thumbcaption">' + title + '</div></div></div>'
end
"#{pre_img}<img src=\"#{image_url_for(resource)}\" alt=\"#{sane_title}\" title=\"#{sane_title}\" style=\"#{css.join(";")}\" />#{post_img}"
end
def elem
Builder::XmlMarkup.new
end
end
end
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