Class: ActiveadminSettings::RedactorPictureUploader

Inherits:
CarrierWave::Uploader::Base
  • Object
show all
Includes:
CarrierWave::MiniMagick
Defined in:
app/uploaders/activeadmin_settings/redactor_picture_uploader.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.extended(base) ⇒ Object

Class



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# File 'app/uploaders/activeadmin_settings/redactor_picture_uploader.rb', line 91

def self.extended(base)
  base.class_eval do
    process :extract_content_type
    process :set_size
  end
end

Instance Method Details

#extension_white_list ⇒ Object

Add a white list of extensions which are allowed to be uploaded. For images you might use something like this:



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# File 'app/uploaders/activeadmin_settings/redactor_picture_uploader.rb', line 79

def extension_white_list
  ActiveadminSettings.image_file_types
end

#extract_content_type ⇒ Object 



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# File 'app/uploaders/activeadmin_settings/redactor_picture_uploader.rb', line 27

def extract_content_type
  if file.content_type == 'application/octet-stream' || file.content_type.blank?
    content_type = MIME::Types.type_for(original_filename).first
  else
    content_type = file.content_type
  end

  model.data_content_type = content_type.to_s
end

#quality(percentage) ⇒ Object

process :quality => 85



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# File 'app/uploaders/activeadmin_settings/redactor_picture_uploader.rb', line 19

def quality(percentage)
  manipulate! do |img|
    img.quality(percentage)
    img = yield(img) if block_given?
    img
  end
end

#read_dimensions ⇒ Object 



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# File 'app/uploaders/activeadmin_settings/redactor_picture_uploader.rb', line 41

def read_dimensions
  if model.image? && model.has_dimensions?
    magick = ::MiniMagick::Image.new(current_path)
    model.width, model.height = magick[:width], magick[:height]
  end
end

#set_size ⇒ Object 



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# File 'app/uploaders/activeadmin_settings/redactor_picture_uploader.rb', line 37

def set_size
  model.data_file_size = file.size
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 'app/uploaders/activeadmin_settings/redactor_picture_uploader.rb', line 50

def store_dir
  "system/settings/redactor/pictures/#{model.id}"
end

#strip ⇒ Object

Instance



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# File 'app/uploaders/activeadmin_settings/redactor_picture_uploader.rb', line 10

def strip
  manipulate! do |img|
    img.strip
    img = yield(img) if block_given?
    img
  end
end