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Contents
module ActsAsLinkable
module ActiveRecordExtensions
def acts_as_linkable(opts={}, &block)
class_eval "def link_attr; #{opts.except(:parent).inspect}; end; cattr_accessor :parent; self.parent = #{opts[:parent].inspect}"
end
end
module ActionViewExtensions
def link(obj, options={}, html_options={})
raise "I can't link to nil." unless obj
if (obj.class == Array) || (obj.class == ActiveRecord::Relation)
obj.map{|v| link(v)}.to_sentence
else
link_attr = obj.link_attr
link_attr[:partial] = "#{obj.class.name.tableize}/link" if link_attr.empty?
if link_attr[:partial]
obj_name = (link_attr[:object_name] ||= obj.class.name.underscore).to_s.to_sym
(render :partial => link_attr[:partial], :locals => {obj_name => obj}).strip
else
name = obj.send(obj.link_attr[:name])
obj.link_attr.except(:name).each do |key, val|
html_options[key] ||= ((val.class==Symbol) ? obj.send(val) : val)
end
link_obj = options.empty? ? obj : self.send("#{obj.class.name.tableize}_path", obj, options.except(:remote))
link_obj = [link_obj.send(link_obj.parent), link_obj] if link_obj.parent
link_to name, link_obj, html_options
end
end
end
def tag_list(item, options={})
tags = item.send(:tag_list_on, options[:on] || :tags)
url = href(item)
tags.map! do |t|
link_to t, "#{url}?tag=#{t}"
end
tags.join(", ")
end
def href(item)
url_for (item.parent ? [item.parent, item] : item)
end
end
end
ActiveRecord::Base.extend(ActsAsLinkable::ActiveRecordExtensions)
ActionView::Base.send :include, ActsAsLinkable::ActionViewExtensions
Version data entries
9 entries across 9 versions & 1 rubygems