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class Post < ActiveRecord::Base
module NamedExtension
def author
'lifo'
end
end
default_scope select("posts.*")
scope :containing_the_letter_a, where("body LIKE '%a%'")
scope :ranked_by_comments, order("comments_count DESC")
scope :limit_by, lambda {|l| limit(l) }
scope :with_authors_at_address, lambda { |address| {
:conditions => [ 'authors.author_address_id = ?', address.id ],
:joins => 'JOIN authors ON authors.id = posts.author_id'
}
}
belongs_to :author do
def greeting
"hello"
end
end
belongs_to :author_with_posts, :class_name => "Author", :foreign_key => :author_id, :include => :posts
belongs_to :author_with_address, :class_name => "Author", :foreign_key => :author_id, :include => :author_address
has_one :last_comment, :class_name => 'Comment', :order => 'id desc'
scope :with_special_comments, :joins => :comments, :conditions => {:comments => {:type => 'SpecialComment'} }
scope :with_very_special_comments, joins(:comments).where(:comments => {:type => 'VerySpecialComment'})
scope :with_post, lambda {|post_id|
{ :joins => :comments, :conditions => {:comments => {:post_id => post_id} } }
}
has_many :comments do
def find_most_recent
find(:first, :order => "id DESC")
end
end
has_many :author_favorites, :through => :author
has_many :author_categorizations, :through => :author, :source => :categorizations
has_many :author_addresses, :through => :author
has_many :comments_with_interpolated_conditions, :class_name => 'Comment',
:conditions => proc { ["#{"#{aliased_table_name}." rescue ""}body = ?", 'Thank you for the welcome'] }
has_one :very_special_comment
has_one :very_special_comment_with_post, :class_name => "VerySpecialComment", :include => :post
has_many :special_comments
has_many :nonexistant_comments, :class_name => 'Comment', :conditions => 'comments.id < 0'
has_many :special_comments_ratings, :through => :special_comments, :source => :ratings
has_many :special_comments_ratings_taggings, :through => :special_comments_ratings, :source => :taggings
has_and_belongs_to_many :categories
has_and_belongs_to_many :special_categories, :join_table => "categories_posts", :association_foreign_key => 'category_id'
has_many :taggings, :as => :taggable
has_many :tags, :through => :taggings do
def add_joins_and_select
find :all, :select => 'tags.*, authors.id as author_id',
:joins => 'left outer join posts on taggings.taggable_id = posts.id left outer join authors on posts.author_id = authors.id'
end
end
has_many :interpolated_taggings, :class_name => 'Tagging', :as => :taggable, :conditions => proc { "1 = #{1}" }
has_many :interpolated_tags, :through => :taggings
has_many :interpolated_tags_2, :through => :interpolated_taggings, :source => :tag
has_many :taggings_with_delete_all, :class_name => 'Tagging', :as => :taggable, :dependent => :delete_all
has_many :taggings_with_destroy, :class_name => 'Tagging', :as => :taggable, :dependent => :destroy
has_many :tags_with_destroy, :through => :taggings, :source => :tag, :dependent => :destroy
has_many :tags_with_nullify, :through => :taggings, :source => :tag, :dependent => :nullify
has_many :misc_tags, :through => :taggings, :source => :tag, :conditions => { :tags => { :name => 'Misc' } }
has_many :funky_tags, :through => :taggings, :source => :tag
has_many :super_tags, :through => :taggings
has_many :tags_with_primary_key, :through => :taggings, :source => :tag_with_primary_key
has_one :tagging, :as => :taggable
has_many :first_taggings, :as => :taggable, :class_name => 'Tagging', :conditions => { :taggings => { :comment => 'first' } }
has_many :first_blue_tags, :through => :first_taggings, :source => :tag, :conditions => { :tags => { :name => 'Blue' } }
has_many :first_blue_tags_2, :through => :taggings, :source => :blue_tag, :conditions => { :taggings => { :comment => 'first' } }
has_many :invalid_taggings, :as => :taggable, :class_name => "Tagging", :conditions => 'taggings.id < 0'
has_many :invalid_tags, :through => :invalid_taggings, :source => :tag
has_many :categorizations, :foreign_key => :category_id
has_many :authors, :through => :categorizations
has_many :categorizations_using_author_id, :primary_key => :author_id, :foreign_key => :post_id, :class_name => 'Categorization'
has_many :authors_using_author_id, :through => :categorizations_using_author_id, :source => :author
has_many :taggings_using_author_id, :primary_key => :author_id, :as => :taggable, :class_name => 'Tagging'
has_many :tags_using_author_id, :through => :taggings_using_author_id, :source => :tag
has_many :standard_categorizations, :class_name => 'Categorization', :foreign_key => :post_id
has_many :author_using_custom_pk, :through => :standard_categorizations
has_many :authors_using_custom_pk, :through => :standard_categorizations
has_many :named_categories, :through => :standard_categorizations
has_many :readers
has_many :readers_with_person, :include => :person, :class_name => "Reader"
has_many :people, :through => :readers
has_many :single_people, :through => :readers
has_many :people_with_callbacks, :source=>:person, :through => :readers,
:before_add => lambda {|owner, reader| log(:added, :before, reader.first_name) },
:after_add => lambda {|owner, reader| log(:added, :after, reader.first_name) },
:before_remove => lambda {|owner, reader| log(:removed, :before, reader.first_name) },
:after_remove => lambda {|owner, reader| log(:removed, :after, reader.first_name) }
has_many :skimmers, :class_name => 'Reader', :conditions => { :skimmer => true }
has_many :impatient_people, :through => :skimmers, :source => :person
def self.top(limit)
ranked_by_comments.limit_by(limit)
end
def self.reset_log
@log = []
end
def self.log(message=nil, side=nil, new_record=nil)
return @log if message.nil?
@log << [message, side, new_record]
end
def self.what_are_you
'a post...'
end
end
class SpecialPost < Post; end
class StiPost < Post
self.abstract_class = true
has_one :special_comment, :class_name => "SpecialComment"
end
class SubStiPost < StiPost
self.table_name = Post.table_name
end
ActiveSupport::Deprecation.silence do
class DeprecatedPostWithComment < ActiveRecord::Base
self.table_name = 'posts'
default_scope where("posts.comments_count > 0").order("posts.comments_count ASC")
end
end
class PostForAuthor < ActiveRecord::Base
self.table_name = 'posts'
cattr_accessor :selected_author
end
class FirstPost < ActiveRecord::Base
self.table_name = 'posts'
default_scope where(:id => 1)
has_many :comments, :foreign_key => :post_id
has_one :comment, :foreign_key => :post_id
end
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