- def atom_link_to(*args)
- link_to(image_tag("RSS.png", :size => "16x16", :border => 0), Hash[*args], :class => "rsssmall")
- end
-
- def style_rules
- css = ""
-
- css << ".hidden { display: none !important }"
- css << ".hide_unless_logged_in { display: none !important }" unless current_user
- css << ".hide_if_logged_in { display: none !important }" if current_user
- css << ".hide_if_user_#{current_user.id} { display: none !important }" if current_user
- css << ".show_if_user_#{current_user.id} { display: inline !important }" if current_user
- css << ".hide_unless_administrator { display: none !important }" unless current_user && current_user.administrator?
- css << ".hide_unless_moderator { display: none !important }" unless current_user && current_user.moderator?
-
- content_tag(:style, css, :type => "text/css")
- end
-
- def if_logged_in(tag = :div, &block)
- content_tag(tag, capture(&block), :class => "hide_unless_logged_in")
- end
-
- def if_not_logged_in(tag = :div, &block)
- content_tag(tag, capture(&block), :class => "hide_if_logged_in")
- end
-
- def if_user(user, tag = :div, &block)
- if user
- content_tag(tag, capture(&block), :class => "hidden show_if_user_#{user.id}")
- end
- end
-
- def unless_user(user, tag = :div, &block)
- if user
- content_tag(tag, capture(&block), :class => "hide_if_user_#{user.id}")
- else
- content_tag(tag, capture(&block))
- end
- end
-
- def if_administrator(tag = :div, &block)
- content_tag(tag, capture(&block), :class => "hide_unless_administrator")