Create default event_types. More event validations. Fixes #319

app/models/conference.rb

@@ -91,6 +91,7 @@ class Conference < ActiveRecord::Base
   validates_format_of :short_title, :with => /\A[a-zA-Z0-9_-]*\z/
   before_create :generate_guid
   before_create :create_venue
+  before_create :create_event_types
   before_create :create_email_settings
   before_create :add_color
 
@@ -696,13 +697,26 @@ class Conference < ActiveRecord::Base
   end
 
   ##
-  # Creates a venue and sets self.venue_id to it's id. Used as before_create.
+  # Creates a Venue for this Conference. Used as before_create.
   #
   def create_venue
     self.venue_id = Venue.create.id
     true
   end
 
+  ##
+  # Creates default EventTypes for this Conference. Used as before_create.
+  #
+  def create_event_types
+    event_types << EventType.create(title: 'Talk', length: 30, color: '#FF0000',
+                                    minimum_abstract_length: 0,
+                                    maximum_abstract_length: 500)
+    event_types << EventType.create(title: 'Workshop', length: 60, color: '#0000FF',
+                                    minimum_abstract_length: 0,
+                                    maximum_abstract_length: 500)
+    true
+  end
+
   ##
   # Creates a EmailSettings association proxy. Used as before_create.
   #

app/models/event.rb

@@ -33,7 +33,8 @@ class Event < ActiveRecord::Base
   validate :biography_exists
   validates :title, presence: true
   validates :abstract, presence: true
-  validates :media_type, allow_nil: true, inclusion: { in: Conference.media_types.values }
+  validates :event_type, presence: true
+  validates :media_type, inclusion: { in: Conference.media_types.values }, allow_blank: true
 
   scope :confirmed, -> { where(state: 'confirmed') }
 
@@ -181,15 +182,14 @@ class Event < ActiveRecord::Base
   private
 
   def abstract_limit
+    # If we don't have an event type, there is no need to count anything
+    return unless event_type
     len = abstract.split.size
-    max = event_type.maximum_abstract_length
-    min = event_type.minimum_abstract_length
+    max_words = event_type.maximum_abstract_length
+    min_words = event_type.minimum_abstract_length
 
-    if len < min
-      errors.add(:abstract, "cannot have less than #{min} words")
-    end
-
-    errors.add(:abstract, "cannot have more than #{max} words") if len > max
+    errors.add(:abstract, "cannot have less than #{min_words} words") if len < min_words
+    errors.add(:abstract, "cannot have more than #{max_words} words") if len > max_words
   end
 
   def biography_exists

app/models/event_type.rb

@@ -3,7 +3,10 @@ class EventType < ActiveRecord::Base
 
   belongs_to :conference
 
+  validates :title, presence: true
   validates :length, :numericality => {:greater_than => 0} 
+  validates :minimum_abstract_length, presence: true
+  validates :maximum_abstract_length, presence: true
 
   alias_attribute :name, :title
 end