From 499a4164ce9816c4913bf3db14787ea99ef2c266 Mon Sep 17 00:00:00 2001 From: George Claghorn Date: Tue, 14 Nov 2017 10:42:10 -0500 Subject: Introduce ActiveStorage::Attached::{One,Many}#detach --- activestorage/lib/active_storage/attached/many.rb | 6 +++++- activestorage/lib/active_storage/attached/one.rb | 15 +++++++++------ 2 files changed, 14 insertions(+), 7 deletions(-) (limited to 'activestorage/lib') diff --git a/activestorage/lib/active_storage/attached/many.rb b/activestorage/lib/active_storage/attached/many.rb index 1e0657c33c..0b3400bccf 100644 --- a/activestorage/lib/active_storage/attached/many.rb +++ b/activestorage/lib/active_storage/attached/many.rb @@ -13,7 +13,6 @@ module ActiveStorage end # Associates one or several attachments with the current record, saving them to the database. - # Examples: # # document.images.attach(params[:images]) # Array of ActionDispatch::Http::UploadedFile objects # document.images.attach(params[:signed_blob_id]) # Signed reference to blob from direct upload @@ -36,6 +35,11 @@ module ActiveStorage attachments.any? end + # Deletes associated attachments without purging them, leaving their respective blobs in place. + def detach + attachments.destroy_all if attached? + end + # Directly purges each associated attachment (i.e. destroys the blobs and # attachments and deletes the files on the service). def purge diff --git a/activestorage/lib/active_storage/attached/one.rb b/activestorage/lib/active_storage/attached/one.rb index dc19512484..7092f6b109 100644 --- a/activestorage/lib/active_storage/attached/one.rb +++ b/activestorage/lib/active_storage/attached/one.rb @@ -14,7 +14,6 @@ module ActiveStorage end # Associates a given attachment with the current record, saving it to the database. - # Examples: # # person.avatar.attach(params[:avatar]) # ActionDispatch::Http::UploadedFile object # person.avatar.attach(params[:signed_blob_id]) # Signed reference to blob from direct upload @@ -39,6 +38,14 @@ module ActiveStorage attachment.present? end + # Deletes the attachment without purging it, leaving its blob in place. + def detach + if attached? + attachment.destroy + write_attachment nil + end + end + # Directly purges the attachment (i.e. destroys the blob and # attachment and deletes the file on the service). def purge @@ -59,16 +66,12 @@ module ActiveStorage def replace(attachable) blob.tap do transaction do - destroy_attachment + detach write_attachment create_attachment_from(attachable) end end.purge_later end - def destroy_attachment - attachment.destroy - end - def create_attachment_from(attachable) ActiveStorage::Attachment.create!(record: record, name: name, blob: create_blob_from(attachable)) end -- cgit v1.2.3 From e05e2ae44f1ecf8e9bb5949f531305c15bc3c665 Mon Sep 17 00:00:00 2001 From: George Claghorn Date: Sun, 19 Nov 2017 17:34:07 -0500 Subject: Permit attaching files to new records Closes #31164. --- activestorage/lib/active_storage/attached/many.rb | 6 +++++- activestorage/lib/active_storage/attached/one.rb | 8 ++++---- 2 files changed, 9 insertions(+), 5 deletions(-) (limited to 'activestorage/lib') diff --git a/activestorage/lib/active_storage/attached/many.rb b/activestorage/lib/active_storage/attached/many.rb index 0b3400bccf..6eace65b79 100644 --- a/activestorage/lib/active_storage/attached/many.rb +++ b/activestorage/lib/active_storage/attached/many.rb @@ -20,7 +20,11 @@ module ActiveStorage # document.images.attach([ first_blob, second_blob ]) def attach(*attachables) attachables.flatten.collect do |attachable| - attachments.create!(name: name, blob: create_blob_from(attachable)) + if record.new_record? + attachments.build(record: record, blob: create_blob_from(attachable)) + else + attachments.create!(record: record, blob: create_blob_from(attachable)) + end end end diff --git a/activestorage/lib/active_storage/attached/one.rb b/activestorage/lib/active_storage/attached/one.rb index 7092f6b109..0244232b2c 100644 --- a/activestorage/lib/active_storage/attached/one.rb +++ b/activestorage/lib/active_storage/attached/one.rb @@ -23,7 +23,7 @@ module ActiveStorage if attached? && dependent == :purge_later replace attachable else - write_attachment create_attachment_from(attachable) + write_attachment build_attachment_from(attachable) end end @@ -67,13 +67,13 @@ module ActiveStorage blob.tap do transaction do detach - write_attachment create_attachment_from(attachable) + write_attachment build_attachment_from(attachable) end end.purge_later end - def create_attachment_from(attachable) - ActiveStorage::Attachment.create!(record: record, name: name, blob: create_blob_from(attachable)) + def build_attachment_from(attachable) + ActiveStorage::Attachment.new(record: record, name: name, blob: create_blob_from(attachable)) end def write_attachment(attachment) -- cgit v1.2.3 From 1d24e47140356f136471d15e3ce3fa427f4430c2 Mon Sep 17 00:00:00 2001 From: George Claghorn Date: Mon, 20 Nov 2017 18:06:06 -0500 Subject: Provide attachment writers Permit creating a record and attaching files in a single step. # Before: User.create!(user_params.except(:avatar)).tap do |user| user.avatar.attach(user_params[:avatar]) end # After: User.create!(user_params) [Yoshiyuki Hirano & George Claghorn] --- activestorage/lib/active_storage/attached/macros.rb | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'activestorage/lib') diff --git a/activestorage/lib/active_storage/attached/macros.rb b/activestorage/lib/active_storage/attached/macros.rb index f0256718ac..2b38a9b887 100644 --- a/activestorage/lib/active_storage/attached/macros.rb +++ b/activestorage/lib/active_storage/attached/macros.rb @@ -32,6 +32,10 @@ module ActiveStorage def #{name} @active_storage_attached_#{name} ||= ActiveStorage::Attached::One.new("#{name}", self, dependent: #{dependent == :purge_later ? ":purge_later" : "false"}) end + + def #{name}=(attachable) + #{name}.attach(attachable) + end CODE has_one :"#{name}_attachment", -> { where(name: name) }, class_name: "ActiveStorage::Attachment", as: :record @@ -73,6 +77,10 @@ module ActiveStorage def #{name} @active_storage_attached_#{name} ||= ActiveStorage::Attached::Many.new("#{name}", self, dependent: #{dependent == :purge_later ? ":purge_later" : "false"}) end + + def #{name}=(attachables) + #{name}.attach(attachables) + end CODE has_many :"#{name}_attachments", -> { where(name: name) }, as: :record, class_name: "ActiveStorage::Attachment" -- cgit v1.2.3