diff options
| -rw-r--r-- | README.md | 2 | ||||
| -rw-r--r-- | app/helpers/active_storage/file_field_with_direct_upload_helper.rb | 18 |
2 files changed, 19 insertions, 1 deletions
@@ -116,7 +116,7 @@ Active Storage, with its included JavaScript library, supports uploading directl 2. Annotate file inputs with the direct upload URL. ```ruby - <%= form.file_field :attachments, multiple: true, data: { direct_upload_url: rails_direct_uploads_url } %> + <%= form.file_field :attachments, multiple: true, direct_upload: true %> ``` 3. That's it! Uploads begin upon form submission. diff --git a/app/helpers/active_storage/file_field_with_direct_upload_helper.rb b/app/helpers/active_storage/file_field_with_direct_upload_helper.rb new file mode 100644 index 0000000000..87af79cdfd --- /dev/null +++ b/app/helpers/active_storage/file_field_with_direct_upload_helper.rb @@ -0,0 +1,18 @@ +module ActiveStorage + # Temporary hack to overwrite the default file_field_tag and Form#file_field to accept a direct_upload: true option + # that then gets replaced with a data-direct-upload-url attribute with the route prefilled. + module FileFieldWithDirectUploadHelper + def file_field_tag(name, options = {}) + text_field_tag(name, nil, convert_direct_upload_option_to_url(options.merge(type: :file))) + end + + def file_field(object_name, method, options = {}) + ActionView::Helpers::Tags::FileField.new(object_name, method, self, convert_direct_upload_option_to_url(options)).render + end + + private + def convert_direct_upload_option_to_url(options) + options.merge('data-direct-upload-url': rails_direct_uploads_url) if options.delete(:direct_upload) + end + end +end |