Class: Decidim::Cw::ApplicationUploader

Inherits:
CarrierWave::Uploader::Base
  • Object
show all
Includes:
CarrierWave::MiniMagick
Defined in:
decidim-core/app/uploaders/decidim/cw/application_uploader.rb

Overview

This class deals with uploading files to Decidim. It is intended to just hold the uploads configuration, so you should inherit from this class and then tweak any configuration you need.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#validable_dimensions ⇒ Object (readonly)

Returns the value of attribute validable_dimensions.



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# File 'decidim-core/app/uploaders/decidim/cw/application_uploader.rb', line 9

def validable_dimensions
  @validable_dimensions
end

Class Method Details

.set_variants ⇒ Object 



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# File 'decidim-core/app/uploaders/decidim/cw/application_uploader.rb', line 64

def set_variants
  return unless block_given?

  variants.merge!(yield)

  variants.each do |key, value|
    version key, if: :image? do
      process value
    end
  end
end

.variants ⇒ Object

Each class inherits variants from parents and can define their own variants with the set_variants class method which calss the version CarrierWave macro to define versions from variants



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# File 'decidim-core/app/uploaders/decidim/cw/application_uploader.rb', line 60

def variants
  @variants ||= superclass.respond_to?(:variants) ? superclass.variants.dup : {}
end

Instance Method Details

#downloader ⇒ Object

We overwrite the downloader to be able to fetch some elements from URL.



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# File 'decidim-core/app/uploaders/decidim/cw/application_uploader.rb', line 31

def downloader
  Decidim::Downloader
end

#provider ⇒ Object

As of Carrierwave 2.0 fog_provider method has been deprecated, and is throwing RuntimeError RuntimeError: Carrierwave fog_provider not supported: DEPRECATION WARNING: #fog_provider is deprecated… We are attempting to fetch the provider from credentials, if not we consider to be file



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# File 'decidim-core/app/uploaders/decidim/cw/application_uploader.rb', line 26

def provider
  fog_credentials.fetch(:provider, "file").downcase
end

#store_dir ⇒ Object

Override the directory where uploaded files will be stored. This is a sensible default for uploaders that are meant to be mounted:



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# File 'decidim-core/app/uploaders/decidim/cw/application_uploader.rb', line 15

def store_dir
  default_path = "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"

  return File.join(Decidim.base_uploads_path, default_path) if Decidim.base_uploads_path.present?

  default_path
end

#variant(key) ⇒ Object 



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# File 'decidim-core/app/uploaders/decidim/cw/application_uploader.rb', line 35

def variant(key)
  if key && variants[key].present?
    model.send(mounted_as).variant(variants[key])
  else
    model.send(mounted_as)
  end
end