require 'open-uri' class User < ActiveRecord::Base has_many :topics has_many :synapses has_many :maps has_many :mappings before_create :generate_code devise :database_authenticatable, :recoverable, :rememberable, :trackable, :registerable serialize :settings, UserPreference validates :password, :presence => true, :length => { :within => 8..40 }, :on => :create validates :password, :length => { :within => 8..40 }, :allow_blank => true, :on => :update validates_confirmation_of :password validates_presence_of :name # done by devise validates_presence_of :email # done by devise validates_uniqueness_of :name # done by devise validates_uniqueness_of :email # done by devise validates :joinedwithcode, :presence => true, :inclusion => { :in => $codes, :message => "%{value} is not valid" }, :on => :create # This method associates the attribute ":image" with a file attachment has_attached_file :image, :styles => { :thirtytwo => ['32x32#', :png], :sixtyfour => ['64x64#', :png], :ninetysix => ['96x96#', :png], :onetwentyeight => ['128x128#', :png] }, :default_url => asset_path('user.png') # Validate the attached image is image/jpg, image/png, etc validates_attachment_content_type :image, :content_type => /\Aimage\/.*\Z/ def as_json(options={}) { :id => self.id, :name => self.name, :image => self.image.url(:sixtyfour), :admin => self.admin } end def generate_code #generate a random 8 letter/digit code that they can use to invite people self.code = rand(36**8).to_s(36) $codes.push(self.code) self.generation = self.get_generation end def get_generation if self.joinedwithcode == self.code # if your joinedwithcode equals your code you must be GEN 0 gen = 0 elsif self.generation # if your generation has already been calculated then just return that value gen = self.generation else # if your generation hasn't been calculated, base it off the # generation of the person whose code you joined with + 1 gen = User.find_by_code(self.joinedwithcode).get_generation + 1 end end def settings # make sure we always return a UserPreference instance if read_attribute(:settings).nil? write_attribute :settings, UserPreference.new read_attribute :settings else read_attribute :settings end end def settings=(val) write_attribute :settings, val end end