app/models/user.rb

	user.rb revision 560baaad7d614c8aa6b7871e3a99ce33a137d93b
class User < ActiveRecord::Base

  include Common::Scopes
  include User::Authentication

  has_many :comments
  has_many :ontology_versions
  has_many :team_users
  has_many :teams, :through => :team_users
  has_many :metadata
  has_many :permissions, :as => :subject
  has_many :keys

  attr_accessible :email, :name, :admin, :password, :as => :admin

  strip_attributes :only => [:name, :email]

  scope :admin, where(:admin => true)

  scope :email_search, ->(query) { where "email #{connection.ilike_operator} ?", "%" << query << "%" }

  scope :autocomplete_search, ->(query) {
    where("name #{connection.ilike_operator} ? OR email #{connection.ilike_operator} ?", "%" << query << "%", query)
  }

  before_destroy :check_remaining_admins

  validates_length_of :name, :in => 3..32

  def to_s
    name? ? name : email.split("@").first
  end

  # marks the user as deleted
  def delete
    self.encrypted_password = nil
    self.deleted_at = Time.now

    # nullify email fields
    @bypass_postpone       = true
    self.email             = nil
    self.unconfirmed_email = nil
    self.admin             = false

    save(:validate => false)
  end

  def email_required?
    deleted_at.nil?
  end

  def confirm!
    super

    if User.count < 2
      self.admin = true
      self.save
    end
  end

  protected

  def check_remaining_admins
    if User.admin.count < 2
      raise Permission::PowerVaccuumError, "What the hell ... nobody cares for your site if you remove the only one admin!"
    end
  end

end