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Contents
module NavigationHelper
# expects an array of hashes with the following members:
# :content - usually a navigation link
# :active? - an optional function determining whether the respective item is
# currently active
# :controller - an optional string, used instead of `active?` to check for a
# specific controller
# :authorized? - an optional function determining whether the respective item
# is available to the current user (defaults to true)
def nav_items(items)
items.map do |item|
if (not item[:authorized?]) || instance_eval(&item[:authorized?])
active = item[:active?] ? instance_eval(&item[:active?]) : (item[:controller] ? params[:controller] == item[:controller] : false)
content_tag "li", instance_eval(&item[:content]),
:class => ("active" if active)
end
end.join.html_safe
end
def sidebar(&block)
content_for :sidebar do
content_tag :div, :class => 'well sidebar' do
content_tag :ul, :class => 'nav nav-list' do
capture(&block)
end
end
end
end
def sidebar_header(text)
content_tag :li, text, :class => 'nav-header'
end
def sidebar_item(opts = {}, &block)
if perms = opts.delete(:perms)
return nil if cannot?(*perms)
end
css_class = ''
css_class << 'active' if opts.delete(:active)
content = if block_given?
capture(&block)
else
desc = ActiveSupport::SafeBuffer.new
if icon = opts.delete(:icon)
desc << icon(icon) << " "
end
desc << opts.delete(:text).to_s
link_to(desc.html_safe, opts.delete(:path), opts)
end
content_tag :li, content, :class => css_class
end
end
Version data entries
12 entries across 12 versions & 1 rubygems