impress/app/models/pet.rb

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4.5 KiB
Ruby
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require 'rocketamf/remote_gateway'
class Pet < ActiveRecord::Base
GATEWAY_URL = 'http://www.neopets.com/amfphp/gateway.php'
PET_VIEWER = RocketAMF::RemoteGateway.new(GATEWAY_URL).
service('CustomPetService').action('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
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attr_accessor :contributor
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scope :with_pet_type_color_ids, lambda { |color_ids|
joins(:pet_type).where(PetType.arel_table[:id].in(color_ids))
}
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def load!(options={})
options[:item_scope] ||= Item.scoped
options[:locale] ||= I18n.default_locale
I18n.with_locale(options[:locale]) do
require 'ostruct'
begin
neopets_language_code = I18n.compatible_neopets_language_code_for(options[:locale])
envelope = PET_VIEWER.request([name, 0]).post(
:timeout => 2,
:headers => {
'Cookie' => "lang=#{neopets_language_code}"
}
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)
rescue RocketAMF::RemoteGateway::AMFError => e
if e.message == PET_NOT_FOUND_REMOTE_ERROR
raise PetNotFound, "Pet #{name.inspect} does not exist"
end
raise DownloadError, e.message
rescue RocketAMF::RemoteGateway::ConnectionError => e
raise DownloadError, e.message
end
contents = OpenStruct.new(envelope.messages[0].data.body)
pet_data = OpenStruct.new(contents.custom_pet)
# in case this is running in a thread, explicitly grab an ActiveRecord
# connection, to avoid connection conflicts
Pet.connection_pool.with_connection do
self.pet_type = PetType.find_or_initialize_by_species_id_and_color_id(
pet_data.species_id.to_i,
pet_data.color_id.to_i
)
self.pet_type.body_id = pet_data.body_id
self.pet_type.origin_pet = self
biology = pet_data.biology_by_zone
biology[0] = nil # remove effects if present
@pet_state = self.pet_type.add_pet_state_from_biology! biology
@pet_state.label_by_pet(self, pet_data.owner)
@items = Item.collection_from_pet_type_and_registries(self.pet_type,
contents.object_info_registry, contents.object_asset_registry,
options[:item_scope])
end
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end
true
end
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def wardrobe_query
{
:name => self.name,
:color => self.pet_type.color.id,
:species => self.pet_type.species.id,
:state => self.pet_state.id,
:objects => self.items.map(&:id)
}.to_query
end
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def contributables
contributables = [pet_type, @pet_state]
items.each do |item|
contributables << item
contributables += item.pending_swf_assets
end
contributables
end
def item_translation_candidates
{}.tap do |candidates|
if @items
@items.each do |item|
item.needed_translations.each do |locale|
candidates[locale] ||= []
candidates[locale] << item
end
end
end
end
end
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def translate_items
candidates = self.item_translation_candidates
until candidates.empty?
last_pet_loaded = nil
reloaded_pets = Parallel.map(candidates.keys, :in_threads => 8) do |locale|
Rails.logger.info "Reloading #{name} in #{locale}"
reloaded_pet = Pet.load(name, :item_scope => Item.includes(:translations),
:locale => locale)
last_pet_loaded = reloaded_pet
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end
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reloaded_pets.each(&:save!)
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previous_candidates = candidates
candidates = last_pet_loaded.item_translation_candidates
if previous_candidates == candidates
# This condition should never happen if Neopets responds with correct
# data, but, if Neopets somehow responds with incorrect data, this
# condition could throw us into an infinite loop if uncaught. Better
# safe than sorry when working with external services.
raise "No change when reloading #{name} for #{candidates}"
end
end
end
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before_validation do
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pet_type.save!
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if @pet_state
@pet_state.save!
@pet_state.handle_assets!
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end
if @items
@items.each do |item|
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item.save! if item.changed?
item.handle_assets!
end
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end
end
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def self.load(name, options={})
pet = Pet.find_or_initialize_by_name(name)
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pet.load!(options)
pet
end
class PetNotFound < Exception;end
class DownloadError < Exception;end
end