- has_many :traces, :conditions => { :visible => true }
- has_many :diary_entries, :order => 'created_at DESC'
- has_many :diary_comments, :order => 'created_at DESC'
- has_many :messages, :foreign_key => :to_user_id, :conditions => { :to_user_visible => true }, :order => 'sent_on DESC'
- has_many :new_messages, :class_name => "Message", :foreign_key => :to_user_id, :conditions => { :to_user_visible => true, :message_read => false }, :order => 'sent_on DESC'
- has_many :sent_messages, :class_name => "Message", :foreign_key => :from_user_id, :conditions => { :from_user_visible => true }, :order => 'sent_on DESC'
- has_many :friends, :include => :befriendee, :conditions => "users.status IN ('active', 'confirmed')"
+ has_many :traces, -> { where(:visible => true) }
+ has_many :diary_entries, -> { order(:created_at => :desc) }
+ has_many :diary_comments, -> { order(:created_at => :desc) }
+ has_many :messages, -> { where(:to_user_visible => true).order(:sent_on => :desc).preload(:sender, :recipient) }, :foreign_key => :to_user_id
+ has_many :new_messages, -> { where(:to_user_visible => true, :message_read => false).order(:sent_on => :desc) }, :class_name => "Message", :foreign_key => :to_user_id
+ has_many :sent_messages, -> { where(:from_user_visible => true).order(:sent_on => :desc).preload(:sender, :recipient) }, :class_name => "Message", :foreign_key => :from_user_id
+ has_many :friends, -> { joins(:befriendee).where(:users => { :status => ["active", "confirmed"] }) }