instead of crashing in mall spider when pet not found, delete pet and find a new one

app/models/item.rb

@@ -453,8 +453,22 @@ class Item < ActiveRecord::Base
       def load_for_pet_type(item, pet_type, banned_pet_ids=[])
         pet_id = pet_type.pet_id
         pet_name = pet_type.pet_name
-        pet = Pet.load(pet_name)
-        if pet.pet_type == pet_type
+        pet_valid = nil
+        begin
+          pet = Pet.load(pet_name)
+          if pet.pet_type_id == pet_type.id
+            pet_valid = true
+          else
+            pet_valid = false
+            puts "    - Pet #{pet_name} is pet type \##{pet.pet_type_id}, not \##{pet_type.id}; saving it and loading new pet"
+            pet.save!
+          end
+        rescue Pet::PetNotFound
+          pet_valid = false
+          puts "    - Pet #{pet_name} no longer exists; destroying and loading new pet"
+          Pet.find_by_name(pet_name).destroy
+        end
+        if pet_valid
           swf_assets = load_for_pet_name(item, pet_type, pet_name)
           if swf_assets
             puts "    - Modeled with #{pet_name}, saved assets (#{swf_assets.map(&:id).join(', ')})"
@@ -463,8 +477,6 @@ class Item < ActiveRecord::Base
           end
           return swf_assets
         else
-          puts "    - Pet #{pet_name} is pet type \##{pet.pet_type_id}, not \##{pet_type.id}; saving it and loading new pet"
-          pet.save
           banned_pet_ids << pet_id
           new_pet = pet_type.pets.select([:id, :name]).where(Pet.arel_table[:id].not_in(banned_pet_ids)).first
           if new_pet

app/models/pet.rb

@@ -4,16 +4,16 @@ class Pet < ActiveRecord::Base
   PET_VIEWER_METHOD = 'getViewerData'
   PET_NOT_FOUND_REMOTE_ERROR = 'PHP: Unable to retrieve records from the database.'
   WARDROBE_PATH = '/wardrobe'
-  
+
   belongs_to :pet_type
-  
+
   attr_reader :items, :pet_state
   attr_accessor :contributor
-  
+
   scope :with_pet_type_color_ids, lambda { |color_ids|
     joins(:pet_type).where(PetType.arel_table[:id].in(color_ids))
   }
-  
+
   def load!
     require 'ostruct'
     begin
@@ -41,7 +41,7 @@ class Pet < ActiveRecord::Base
       contents.object_info_registry, contents.object_asset_registry)
     true
   end
-  
+
   def wardrobe_query
     {
       :name => self.name,
@@ -51,7 +51,7 @@ class Pet < ActiveRecord::Base
       :objects => self.items.map(&:id)
     }.to_query
   end
-  
+
   def contributables
     contributables = [pet_type, @pet_state]
     items.each do |item|
@@ -60,28 +60,30 @@ class Pet < ActiveRecord::Base
     end
     contributables
   end
-  
+
   before_validation do
     pet_type.save!
-    @pet_state.save!
-    items.each do |item|
-      item.handle_assets!
-      item.save!
+    @pet_state.save! if @pet_state
+    if @items
+      @items.each do |item|
+        item.handle_assets!
+        item.save!
+      end
     end
   end
-  
+
   def self.load(name)
     pet = Pet.find_or_initialize_by_name(name)
     pet.load!
     pet
   end
-  
+
   private
-  
+
   def self.amf_service
     @amf_service ||= gateway.service AMF_SERVICE_NAME
   end
-  
+
   def self.gateway
     unless @gateway
       require 'rocketamf/remote_gateway'
@@ -89,7 +91,8 @@ class Pet < ActiveRecord::Base
     end
     @gateway
   end
-  
+
   class PetNotFound < Exception;end
   class DownloadError < Exception;end
 end
+