Class: Gollum::SiteMarkup

Inherits:
Markup
  • Object
show all
Defined in:
lib/gollum-site/markup.rb

Instance Method Summary collapse

Instance Method Details

#find_page_from_name(cname) ⇒ Object

Find a page from a given cname. If the page has an anchor (#) and has no match, strip the anchor and try again.

cname - The String canonical page name.

Returns a Gollum::Page instance if a page is found, or an Array of

Gollum::Page, String extra

if a page without the extra anchor data

is found.



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# File 'lib/gollum-site/markup.rb', line 48

def find_page_from_name(cname)
  if page = @wiki.page(cname, @version)
    return page
  end
end

#process_page_link_tag(tag, no_follow = false) ⇒ Object

Attempt to process the tag as a page link tag.

tag - The String tag contents (the stuff inside the double

brackets).

no_follow - Boolean that determines if rel=“nofollow” is added to all

<a> tags.

Returns the String HTML if the tag is a valid page link tag or nil

if it is not.



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# File 'lib/gollum-site/markup.rb', line 12

def process_page_link_tag(tag, no_follow = false)
  parts = tag.split('|')
  name  = parts[0].strip
  cname = @wiki.page_class.cname((parts[1] || parts[0]).strip)
  if pos = cname.index('#')
    extra = cname[pos..-1]
    cname = cname[0..(pos-1)]
  end
  tag = if name =~ %r{^https?://} && parts[1].nil?
    %{<a href="#{name}">#{name}</a>}
  else
    presence    = "absent"
    link_name   = cname
    page = find_page_from_name(cname)
    if page
      # Update link_name to account for case sensitivity
      link_name = @wiki.page_class.cname(page.name)
      presence  = "present"
    end
    link = ::File.join(@wiki.base_path, CGI.escape(link_name))
    %{<a class="internal #{presence}" href="#{link}#{extra}">#{name}</a>}
  end
  if tag && no_follow
    tag.sub! /^<a/, '<a ref="nofollow"'
  end
  tag
end