uberllama

class Document < ActiveRecord::Base

  # Environment-specific direct upload url verifier screens for malicious posted upload locations.
  DIRECT_UPLOAD_URL_FORMAT = %r{\Ahttps:\/\/s3\.amazonaws\.com\/myapp#{!Rails.env.production? ? "\\-#{Rails.env}" : ''}\/(?<path>uploads\/.+\/(?<filename>.+))\z}.freeze
  
  belongs_to :user
  has_attached_file :upload

  validates :direct_upload_url, presence: true, format: { with: DIRECT_UPLOAD_URL_FORMAT }