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Contents
require 'models/topic'
class Reply < Topic
belongs_to :topic, :foreign_key => "parent_id", :counter_cache => true
belongs_to :topic_with_primary_key, :class_name => "Topic", :primary_key => "title", :foreign_key => "parent_title", :counter_cache => "replies_count"
has_many :replies, :class_name => "SillyReply", :dependent => :destroy, :foreign_key => "parent_id"
end
class UniqueReply < Reply
belongs_to :topic, :foreign_key => 'parent_id', :counter_cache => true
validates_uniqueness_of :content, :scope => 'parent_id'
end
class SillyUniqueReply < UniqueReply
end
class WrongReply < Reply
validate :errors_on_empty_content
validate :title_is_wrong_create, :on => :create
validate :check_empty_title
validate :check_content_mismatch, :on => :create
validate :check_wrong_update, :on => :update
validate :check_author_name_is_secret, :on => :special_case
def check_empty_title
errors[:title] << "Empty" unless attribute_present?("title")
end
def errors_on_empty_content
errors[:content] << "Empty" unless attribute_present?("content")
end
def check_content_mismatch
if attribute_present?("title") && attribute_present?("content") && content == "Mismatch"
errors[:title] << "is Content Mismatch"
end
end
def title_is_wrong_create
errors[:title] << "is Wrong Create" if attribute_present?("title") && title == "Wrong Create"
end
def check_wrong_update
errors[:title] << "is Wrong Update" if attribute_present?("title") && title == "Wrong Update"
end
def check_author_name_is_secret
errors[:author_name] << "Invalid" unless author_name == "secret"
end
end
class SillyReply < Reply
belongs_to :reply, :foreign_key => "parent_id", :counter_cache => :replies_count
end
module Web
class Reply < Web::Topic
belongs_to :topic, :foreign_key => "parent_id", :counter_cache => true, :class_name => 'Web::Topic'
end
end
Version data entries
20 entries across 20 versions & 3 rubygems