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author | Willian Gustavo Veiga <beberveiga@gmail.com> | 2018-10-02 12:55:36 -0300 |
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committer | Willian Gustavo Veiga <beberveiga@gmail.com> | 2018-10-02 12:57:37 -0300 |
commit | 2d4df1349efdf8dd2c8cc4503fd5a871b0066500 (patch) | |
tree | 9f71a297cf1bb30f1d59039997a60f97357d0782 /activestorage/app/models/active_storage/blob.rb | |
parent | 00c50c2b5966fa1d719c8a58564811c672a0e8c6 (diff) | |
parent | cf608ee34dd833b0357ef4eefa692db33242d2aa (diff) | |
download | rails-2d4df1349efdf8dd2c8cc4503fd5a871b0066500.tar.gz rails-2d4df1349efdf8dd2c8cc4503fd5a871b0066500.tar.bz2 rails-2d4df1349efdf8dd2c8cc4503fd5a871b0066500.zip |
Merge branch 'master' into feature/reselect-method
Diffstat (limited to 'activestorage/app/models/active_storage/blob.rb')
-rw-r--r-- | activestorage/app/models/active_storage/blob.rb | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/activestorage/app/models/active_storage/blob.rb b/activestorage/app/models/active_storage/blob.rb index e7f2615b0f..53aa9f0237 100644 --- a/activestorage/app/models/active_storage/blob.rb +++ b/activestorage/app/models/active_storage/blob.rb @@ -35,6 +35,10 @@ class ActiveStorage::Blob < ActiveRecord::Base scope :unattached, -> { left_joins(:attachments).where(ActiveStorage::Attachment.table_name => { blob_id: nil }) } + before_destroy(prepend: true) do + raise ActiveRecord::InvalidForeignKey if attachments.exists? + end + class << self # You can used the signed ID of a blob to refer to it on the client side without fear of tampering. # This is particularly helpful for direct uploads where the client-side needs to refer to the blob |