+ validates :display_name, :presence => true, :length => 3..255,
+ :exclusion => %w[new terms save confirm confirm-email go_public reset-password forgot-password suspended]
+ validates :display_name, :if => proc { |u| u.display_name_changed? },
+ :uniqueness => { :case_sensitive => false }
+ validates :display_name, :if => proc { |u| u.display_name_changed? },
+ :characters => { :url_safe => true },
+ :whitespace => { :leading => false, :trailing => false }
+ validates :email, :presence => true, :confirmation => true, :characters => true
+ validates :email, :if => proc { |u| u.email_changed? },
+ :uniqueness => { :case_sensitive => false }
+ validates :email, :if => proc { |u| u.email_changed? },
+ :whitespace => { :leading => false, :trailing => false }
+ validates :pass_crypt, :confirmation => true, :length => 8..255
+ validates :home_lat, :allow_nil => true, :numericality => true, :inclusion => { :in => -90..90 }
+ validates :home_lon, :allow_nil => true, :numericality => true, :inclusion => { :in => -180..180 }
+ validates :home_zoom, :allow_nil => true, :numericality => { :only_integer => true }
+ validates :preferred_editor, :inclusion => Editors::ALL_EDITORS, :allow_nil => true
+ validates :image, :attachment_content_type => { :content_type => %r{\Aimage/.*\Z} }
+ validates :auth_uid, :unless => proc { |u| u.auth_provider.nil? },
+ :uniqueness => { :scope => :auth_provider }
+
+ validates_email_format_of :email, :if => proc { |u| u.email_changed? }
+ validates_email_format_of :new_email, :allow_blank => true, :if => proc { |u| u.new_email_changed? }
+
+ after_initialize :set_defaults
+ before_save :encrypt_password
+ before_save :update_tile
+ after_save :spam_check
+ after_save :reset_preferred_languages
+
+ def to_param
+ display_name