1 files changed, 39 insertions, 0 deletions
diff --git a/app/models/conference_invitee.rb b/app/models/conference_invitee.rb
new file mode 100644
index 0000000..7de20de
--- /dev/null
+++ b/app/models/conference_invitee.rb
@@ -0,0 +1,39 @@
+class ConferenceInvitee < ActiveRecord::Base
+  attr_accessible :pin, :speaker, :moderator, :phone_number, :phone_number_attributes
+  
+  belongs_to :conference
+  belongs_to :phone_book_entry
+  has_one :phone_number, :as => :phone_numberable, :dependent => :destroy
+  accepts_nested_attributes_for :phone_number
+  
+  validates_presence_of :conference_id
+  validates_presence_of :conference
+  validates_presence_of :phone_number
+  validates_numericality_of :pin, :only_integer => true, 
+                                  :greater_than => 0,
+                                  :allow_nil => true,
+                                  :allow_blank => true
+  validates_length_of       :pin, :minimum => MINIMUM_PIN_LENGTH,
+                                  :allow_nil => true,
+                                  :allow_blank => true
+                                  
+  validates_inclusion_of :speaker, :in => [true, false]
+  validates_inclusion_of :moderator, :in => [true, false]
+    
+  validate :uniqueness_of_phone_number_in_the_parent_conference
+  validates_uniqueness_of :phone_book_entry_id, :scope => :conference_id, :allow_nil => true
+  
+  def to_s
+    "ID #{self.id}"
+  end
+
+  private
+  
+  def uniqueness_of_phone_number_in_the_parent_conference
+    if self.conference.conference_invitees.where('id != ?', self.id).count > 0 && 
+       self.conference.conference_invitees.where('id != ?', self.id).map{|x| x.phone_number.number}.
+            include?(self.phone_number.number)
+       errors.add(:base, 'Phone number is not unique within the conference.')     
+    end
+  end
+end