Sha256: ed5369f20bba193226650785bf2abb246fefe25fb38637539032be12dd211682
Contents?: true
Size: 1.72 KB
Versions: 32
Compression:
Stored size: 1.72 KB
Contents
module Cms
module Behaviors
module Taggable
def self.included(model_class)
model_class.extend(MacroMethods)
end
module MacroMethods
def taggable?
!!@is_taggable
end
def is_taggable(options={})
@is_taggable = true
@tag_separator = options[:separator] || " "
has_many :taggings, :as => :taggable
has_many :tags, :through => :taggings, :order => "tags.name"
named_scope :tagged_with, lambda{|t| {:include => {:taggings => :tag}, :conditions => ["tags.name = ?", t]} }
after_save :save_tags
extend ClassMethods
include InstanceMethods
end
end
module ClassMethods
def tag_cloud
Tagging.cloud(base_class.name)
end
def tag_separator
@tag_separator
end
end
module InstanceMethods
def tag_list
@tag_list ||= tags.reload.map(&:name).join(self.class.tag_separator)
end
def tag_list=(tag_names)
changed_attributes["tag_list"] = tag_list unless @tag_list == tag_names
@tag_list = tag_names
end
def save_tags
tag_list_tags = tag_list.to_s.split(self.class.tag_separator).map{|t| Tag.find_or_create_by_name(t.strip) }
taggings.each do |tg|
if tag_list_tags.include?(tg.tag)
tag_list_tags.delete(tg.tag)
else
tg.destroy
end
end
tag_list_tags.each{|t| taggings.create(:tag => t, :taggable => self) }
self.tag_list = nil
end
end
end
end
end
Version data entries
32 entries across 32 versions & 10 rubygems