has_many :client_applications
has_many :oauth_tokens, :class_name => "OauthToken", :order => "authorized_at desc", :include => [:client_application]
+ has_many :active_blocks, :class_name => "UserBlock", :conditions => ['user_blocks.ends_at > \'#{Time.now.getutc.xmlschema(5)}\' or user_blocks.needs_view']
+ has_many :roles, :class_name => "UserRole"
+
validates_presence_of :email, :display_name
validates_confirmation_of :email#, :message => ' addresses must match'
validates_confirmation_of :pass_crypt#, :message => ' must match the confirmation password'
return false
end
+ ##
+ # returns true if the user has the moderator role, false otherwise
+ def moderator?
+ has_role? 'moderator'
+ end
+
+ ##
+ # returns true if the user has the administrator role, false otherwise
+ def administrator?
+ has_role? 'administrator'
+ end
+
+ ##
+ # returns true if the user has the requested role
+ def has_role?(role)
+ roles.any? { |r| r.role == role }
+ end
+
+ ##
+ # returns the first active block which would require users to view
+ # a message, or nil if there are none.
+ def blocked_on_view
+ active_blocks.detect { |b| b.needs_view? }
+ end
+
def delete
self.active = false
self.display_name = "user_#{self.id}"