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Module: ActiveStorage::Attached::Model

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::ActiveSupport::Concern
Defined in: activestorage/lib/active_storage/attached/model.rb

Overview

Provides the class-level DSL for declaring an Active Record model’s attachments.

Class Method Summary

::ActiveSupport::Concern - Extended

class_methods

Define class methods from given block.
included

Evaluate given block in context of base class, so that you can write class macros here.
prepended

Evaluate given block in context of base class, so that you can write class macros here.

Instance Method Summary

  • #*_attachment

    Returns the attachment for the has_one_attached.

  • #*_attachments

    Returns the attachments for the has_many_attached.

  • #*_blob

    Returns the blob for the has_one_attached attachment.

  • #*_blobs

    Returns the blobs for the has_many_attached attachments.

  • #with_attached_*

    Includes the attached blobs in your query to avoid N+1 queries.

Instance Method Details

#*_attachment

Returns the attachment for the has_one_attached.

User.last.avatar_attachment
[ GitHub ] 

  


# File 'activestorage/lib/active_storage/attached/model.rb', line 13



rdoc_method :method: *_attachment


  








  

    #*_attachments  
  



  

    

Returns the attachments for the has_many_attached.



Gallery.last.photos_attachments


  



  [ GitHub ]


  

  


# File 'activestorage/lib/active_storage/attached/model.rb', line 20



rdoc_method :method: *_attachments


  








  

    #*_blob  
  



  

    

Returns the blob for the has_one_attached attachment.



User.last.avatar_blob


  



  [ GitHub ]


  

  


# File 'activestorage/lib/active_storage/attached/model.rb', line 27



rdoc_method :method: *_blob


  








  

    #*_blobs  
  



  

    

Returns the blobs for the has_many_attached attachments.



Gallery.last.photos_blobs


  



  [ GitHub ]


  

  


# File 'activestorage/lib/active_storage/attached/model.rb', line 34



rdoc_method :method: *_blobs


  








  

    #with_attached_*  
  



  

    

Includes the attached blobs in your query to avoid N+1 queries.



If ActiveStorage.track_variants is enabled, it will also include the variants record and their attached blobs.



User.with_attached_avatar



Use the plural form for has_many_attached:



Gallery.with_attached_photos


  



  [ GitHub ]


  

  


# File 'activestorage/lib/active_storage/attached/model.rb', line 55



rdoc_method :method: with_attached_*