+# == Schema Information
+#
+# Table name: diary_comments
+#
+# id :integer not null, primary key
+# diary_entry_id :integer not null
+# user_id :integer not null
+# body :text not null
+# created_at :datetime not null
+# updated_at :datetime not null
+# visible :boolean default(TRUE), not null
+# body_format :enum default("markdown"), not null
+#
+# Indexes
+#
+# diary_comment_user_id_created_at_index (user_id,created_at)
+# diary_comments_entry_id_idx (diary_entry_id,id) UNIQUE
+#
+# Foreign Keys
+#
+# diary_comments_diary_entry_id_fkey (diary_entry_id => diary_entries.id)
+# diary_comments_user_id_fkey (user_id => users.id)
+#
+
class DiaryComment < ActiveRecord::Base
belongs_to :user
belongs_to :diary_entry
- validates_presence_of :body
- validates_associated :diary_entry
+ validates :body, :presence => true
+ validates :diary_entry, :user, :associated => true
+
+ after_save :spam_check
+
+ def body
+ RichText.new(self[:body_format], self[:body])
+ end
+
+ def digest
+ md5 = Digest::MD5.new
+ md5 << diary_entry_id.to_s
+ md5 << user_id.to_s
+ md5 << created_at.xmlschema
+ md5 << body
+ md5.hexdigest
+ end
+
+ private
+
+ def spam_check
+ user.spam_check
+ end
end