Class: Attach::Backends::Database

Inherits:
Abstract
  • Object
show all
Defined in:
lib/attach/backends/database.rb

Instance Method Summary collapse

Methods inherited from Abstract

#bytesize, #digest, #initialize, #read_multi, #url

Constructor Details

This class inherits a constructor from Attach::Backends::Abstract

Instance Method Details

#delete(attachment) ⇒ Object 



25
26
27
 
# File 'lib/attach/backends/database.rb', line 25

def delete(attachment)
  AttachmentBinary.where(attachment_id: attachment.id).destroy_all
end

#read(attachment) ⇒ Object 



11
12
13
14
15
16
 
# File 'lib/attach/backends/database.rb', line 11

def read(attachment)
  binary = AttachmentBinary.find_by(attachment_id: attachment.id)
  return if binary.nil?

  BlobTypes::Raw.new(binary.data)
end

#write(attachment, blob) ⇒ Object 



18
19
20
21
22
23
 
# File 'lib/attach/backends/database.rb', line 18

def write(attachment, blob)
  binary_object = AttachmentBinary.where(attachment_id: attachment.id).first_or_initialize
  binary_object.data = blob.read
  binary_object.save!
  binary_object
end