Gist 8716504

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✓ Published0🌍 Public

Last edited Jan 30, 2014

Created on Jan 30, 2014

This example shows a Rails controller and model that handle image uploads for a collection, with the model exposing an `images` accessor while the controller permits `:images` as a parameter. The code demonstrates a standard ActiveRecord setup where the `Collection` model inherits from `ActiveRecord::Base` and uses `attr_accessor` to manage image data without a database column. The controller’s `collection_params` method uses `params.require` and `params.permit` to whitelist the `:name`, `:token`, `:user_id`, `:status`, and `:images` fields, illustrating a typical Rails strong-parameters pattern for accepting nested or file-upload attributes. No visualization library is present in this code.

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