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require "active_vault/site"
require "active_vault/filename"
require "active_vault/purge_job"
# Schema: id, key, filename, content_type, metadata, byte_size, checksum, created_at
class ActiveVault::Blob < ActiveRecord::Base
self.table_name = "active_vault_blobs"
has_secure_token :key
store :metadata, coder: JSON
class_attribute :site
class << self
def build_after_upload(io:, filename:, content_type: nil, metadata: nil)
new.tap do |blob|
blob.filename = filename
blob.content_type = content_type
blob.metadata = metadata
blob.upload io
end
end
def create_after_upload!(io:, filename:, content_type: nil, metadata: nil)
build_after_upload(io: io, filename: filename, content_type: content_type, metadata: metadata).tap(&:save!)
end
end
# We can't wait until the record is first saved to have a key for it
def key
self[:key] ||= self.class.generate_unique_secure_token
end
def filename
ActiveVault::Filename.new(self[:filename])
end
def url(expires_in: 5.minutes, disposition: :inline)
site.url key, expires_in: expires_in, disposition: disposition, filename: filename
end
def upload(io)
site.upload(key, io)
self.checksum = site.checksum(key)
self.byte_size = site.byte_size(key)
end
def download
site.download key
end
def delete
site.delete key
end
def purge
delete
destroy
end
def purge_later
ActiveVault::PurgeJob.perform_later(self)
end
end
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