23 lines
615 B
Ruby
23 lines
615 B
Ruby
|
class RecentlyViewed < ActiveRecord::Base
|
||
|
|
unloadable
|
||
|
|
|
||
|
|
RECENTLY_VIEWED_LIMIT = 5
|
||
|
|
|
||
|
|
belongs_to :viewer, :class_name => 'User', :foreign_key => 'viewer_id'
|
||
|
|
belongs_to :viewed, :polymorphic => true
|
||
|
|
|
||
|
|
validates_presence_of :viewed, :viewer
|
||
|
|
|
||
|
|
# after_save :increment_views_count
|
||
|
|
def self.last(limit=RECENTLY_VIEWED_LIMIT, usr=nil)
|
||
|
|
RecentlyViewed.find_all_by_viewer_id(usr || User.current, :limit => limit, :order => "#{RecentlyViewed.table_name}.updated_at DESC").collect{|v| v.viewed}.compact
|
||
|
|
end
|
||
|
|
|
||
|
|
private
|
||
|
|
|
||
|
|
def increment_views_count
|
||
|
|
self.increment!(:views_count)
|
||
|
|
end
|
||
|
|
|
||
|
|
end
|