diaspora/app/models/photo.rb
2011-10-03 14:58:44 -05:00

103 lines
2.6 KiB
Ruby

# Copyright (c) 2009, Diaspora Inc. This file is
# licensed under the Affero General Public License version 3 or later. See
# the COPYRIGHT file.
class Photo < Post
require 'carrierwave/orm/activerecord'
mount_uploader :processed_image, ProcessedImage
mount_uploader :unprocessed_image, UnprocessedImage
xml_attr :remote_photo_path
xml_attr :remote_photo_name
xml_attr :text
xml_attr :status_message_guid
belongs_to :status_message, :foreign_key => :status_message_guid, :primary_key => :guid
attr_accessible :text, :pending
validate :ownership_of_status_message
before_destroy :ensure_user_picture
after_destroy :clear_empty_status_message
after_create :queue_processing_job
def clear_empty_status_message
if self.status_message_guid && self.status_message.text_and_photos_blank?
self.status_message.destroy
else
true
end
end
def ownership_of_status_message
message = StatusMessage.find_by_guid(self.status_message_guid)
if self.status_message_guid && message
self.diaspora_handle == message.diaspora_handle
else
true
end
end
def self.diaspora_initialize(params = {})
photo = super(params)
image_file = params.delete(:user_file)
photo.random_string = ActiveSupport::SecureRandom.hex(10)
photo.unprocessed_image.store! image_file
photo.update_remote_path
photo
end
def processed?
processed_image.path.present?
end
def update_remote_path
unless self.unprocessed_image.url.match(/^https?:\/\//)
pod_url = AppConfig[:pod_url].dup
pod_url.chop! if AppConfig[:pod_url][-1,1] == '/'
remote_path = "#{pod_url}#{self.unprocessed_image.url}"
else
remote_path = self.unprocessed_image.url
end
name_start = remote_path.rindex '/'
self.remote_photo_path = "#{remote_path.slice(0, name_start)}/"
self.remote_photo_name = remote_path.slice(name_start + 1, remote_path.length)
end
def url(name = nil)
if remote_photo_path
name = name.to_s + '_' if name
remote_photo_path + name.to_s + remote_photo_name
elsif processed?
processed_image.url(name)
else
unprocessed_image.url(name)
end
end
def ensure_user_picture
profiles = Profile.where(:image_url => url(:thumb_large))
profiles.each { |profile|
profile.image_url = nil
profile.save
}
end
def thumb_hash
{:thumb_url => url(:thumb_medium), :id => id, :album_id => nil}
end
def queue_processing_job
Resque.enqueue(Jobs::ProcessPhoto, self.id)
end
def mutable?
true
end
scope :on_statuses, lambda { |post_guids|
where(:status_message_guid => post_guids)
}
end