class BlogPost < ActiveRecord::Base default_scope :order => 'published_at DESC' #.first & .last will be reversed -- consider a with_exclusive_scope on these? belongs_to :author, :class_name => 'User', :foreign_key => :user_id has_many :comments, :class_name => 'BlogComment', :dependent => :destroy has_many :categorizations has_many :categories, :through => :categorizations, :source => :blog_category acts_as_indexed :fields => [:title, :body] validates :title, :presence => true, :uniqueness => true validates :body, :presence => true has_friendly_id :title, :use_slug => true scope :by_archive, lambda { |archive_date| where(['published_at between ? and ?', archive_date.beginning_of_month, archive_date.end_of_month]) } scope :by_year, lambda { |archive_year| where(['published_at between ? and ?', archive_year.beginning_of_year, archive_year.end_of_year]) } scope :all_previous, lambda { where(['published_at <= ?', Time.now.beginning_of_month]) } scope :live, lambda { where( "published_at <= ? and draft = ?", Time.now, false) } scope :previous, lambda { |i| where(["published_at < ? and draft = ?", i.published_at, false]).limit(1) } # next is now in << self def next BlogPost.next(self).first end def prev BlogPost.previous(self).first end def live? !draft and published_at <= Time.now end def category_ids=(ids) self.categories = ids.reject{|id| id.blank?}.collect {|c_id| BlogCategory.find(c_id.to_i) rescue nil }.compact end class << self def next current_record self.send(:with_exclusive_scope) do where(["published_at > ? and draft = ?", current_record.published_at, false]).order("published_at ASC") end end def comments_allowed? RefinerySetting.find_or_set(:comments_allowed, true, { :scoping => 'blog' }) end def uncategorized BlogPost.live.reject { |p| p.categories.any? } end end module ShareThis DEFAULT_KEY = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx" class << self def key RefinerySetting.find_or_set(:share_this_key, BlogPost::ShareThis::DEFAULT_KEY, { :scoping => 'blog' }) end def enabled? key = BlogPost::ShareThis.key key.present? and key != BlogPost::ShareThis::DEFAULT_KEY end end end end