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author | George Claghorn <george.claghorn@gmail.com> | 2018-07-07 23:25:33 -0400 |
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committer | GitHub <noreply@github.com> | 2018-07-07 23:25:33 -0400 |
commit | e8682c5bf051517b0b265e446aa1a7eccfd47bf7 (patch) | |
tree | cc04c8a28113bc0fa3748fdc6035d487e3e16af7 /activestorage/lib/active_storage/attached/changes | |
parent | 0b534cd1c814a4db2d0aa283981f1d55e5e62d25 (diff) | |
download | rails-e8682c5bf051517b0b265e446aa1a7eccfd47bf7.tar.gz rails-e8682c5bf051517b0b265e446aa1a7eccfd47bf7.tar.bz2 rails-e8682c5bf051517b0b265e446aa1a7eccfd47bf7.zip |
Store newly-uploaded files on save rather than assignment
Diffstat (limited to 'activestorage/lib/active_storage/attached/changes')
5 files changed, 145 insertions, 0 deletions
diff --git a/activestorage/lib/active_storage/attached/changes/create_many.rb b/activestorage/lib/active_storage/attached/changes/create_many.rb new file mode 100644 index 0000000000..3f7ca6a25f --- /dev/null +++ b/activestorage/lib/active_storage/attached/changes/create_many.rb @@ -0,0 +1,32 @@ +# frozen_string_literal: true + +module ActiveStorage + class Attached::Changes::CreateMany #:nodoc: + attr_reader :name, :record, :attachables + + def initialize(name, record, attachables) + @name, @record, @attachables = name, record, Array(attachables) + end + + def attachments + @attachments ||= subchanges.collect(&:attachment) + end + + def upload + subchanges.each(&:upload) + end + + def save + record.public_send("#{name}_attachments=", attachments) + end + + private + def subchanges + @subchanges ||= attachables.collect { |attachable| build_subchange_from(attachable) } + end + + def build_subchange_from(attachable) + ActiveStorage::Attached::Changes::CreateOneOfMany.new(name, record, attachable) + end + end +end diff --git a/activestorage/lib/active_storage/attached/changes/create_one.rb b/activestorage/lib/active_storage/attached/changes/create_one.rb new file mode 100644 index 0000000000..bb59a651ba --- /dev/null +++ b/activestorage/lib/active_storage/attached/changes/create_one.rb @@ -0,0 +1,65 @@ +# frozen_string_literal: true + +module ActiveStorage + class Attached::Changes::CreateOne #:nodoc: + attr_reader :name, :record, :attachable + + def initialize(name, record, attachable) + @name, @record, @attachable = name, record, attachable + end + + def attachment + @attachment ||= find_or_build_attachment + end + + def blob + @blob ||= find_or_build_blob + end + + def upload + case attachable + when ActionDispatch::Http::UploadedFile, Rack::Test::UploadedFile + blob.upload_without_unfurling(attachable.open) + when Hash + blob.upload_without_unfurling(attachable.fetch(:io)) + end + end + + def save + record.public_send("#{name}_attachment=", attachment) + end + + private + def find_or_build_attachment + find_attachment || build_attachment + end + + def find_attachment + if record.public_send("#{name}_blob") == blob + record.public_send("#{name}_attachment") + end + end + + def build_attachment + ActiveStorage::Attachment.new(record: record, name: name, blob: blob) + end + + def find_or_build_blob + case attachable + when ActiveStorage::Blob + attachable + when ActionDispatch::Http::UploadedFile, Rack::Test::UploadedFile + ActiveStorage::Blob.build_after_unfurling \ + io: attachable.open, + filename: attachable.original_filename, + content_type: attachable.content_type + when Hash + ActiveStorage::Blob.build_after_unfurling(attachable) + when String + ActiveStorage::Blob.find_signed(attachable) + else + raise "Could not find or build blob: expected attachable, got #{attachable.inspect}" + end + end + end +end diff --git a/activestorage/lib/active_storage/attached/changes/create_one_of_many.rb b/activestorage/lib/active_storage/attached/changes/create_one_of_many.rb new file mode 100644 index 0000000000..7268e87316 --- /dev/null +++ b/activestorage/lib/active_storage/attached/changes/create_one_of_many.rb @@ -0,0 +1,10 @@ +# frozen_string_literal: true + +module ActiveStorage + class Attached::Changes::CreateOneOfMany < Attached::Changes::CreateOne #:nodoc: + private + def find_attachment + record.public_send("#{name}_attachments").detect { |attachment| attachment.blob_id == blob.id } + end + end +end diff --git a/activestorage/lib/active_storage/attached/changes/delete_many.rb b/activestorage/lib/active_storage/attached/changes/delete_many.rb new file mode 100644 index 0000000000..5c7fe385de --- /dev/null +++ b/activestorage/lib/active_storage/attached/changes/delete_many.rb @@ -0,0 +1,19 @@ +# frozen_string_literal: true + +module ActiveStorage + class Attached::Changes::DeleteMany #:nodoc: + attr_reader :name, :record + + def initialize(name, record) + @name, @record = name, record + end + + def attachments + ActiveStorage::Attachment.none + end + + def save + record.public_send("#{name}_attachments=", []) + end + end +end diff --git a/activestorage/lib/active_storage/attached/changes/delete_one.rb b/activestorage/lib/active_storage/attached/changes/delete_one.rb new file mode 100644 index 0000000000..2f7d356613 --- /dev/null +++ b/activestorage/lib/active_storage/attached/changes/delete_one.rb @@ -0,0 +1,19 @@ +# frozen_string_literal: true + +module ActiveStorage + class Attached::Changes::DeleteOne #:nodoc: + attr_reader :name, :record + + def initialize(name, record) + @name, @record = name, record + end + + def attachment + nil + end + + def save + record.public_send("#{name}_attachment=", nil) + end + end +end |