1
0
mirror of https://github.com/LaCasemate/fab-manager.git synced 2024-12-12 23:09:03 +01:00
fab-manager/app/uploaders/training_image_uploader.rb

64 lines
1.7 KiB
Ruby
Raw Normal View History

2017-02-13 14:38:28 +01:00
class TrainingImageUploader < CarrierWave::Uploader::Base
# Include RMagick or MiniMagick support:
# include CarrierWave::RMagick
include CarrierWave::MiniMagick
include UploadHelper
# Choose what kind of storage to use for this uploader:
storage :file
after :remove, :delete_empty_dirs
# storage :fog
# Override the directory where uploaded files will be stored.
# This is a sensible default for uploaders that are meant to be mounted:
def store_dir
"#{base_store_dir}/#{model.id}"
end
def base_store_dir
"uploads/#{model.class.to_s.underscore}"
end
# Provide a default URL as a default if there hasn't been a file uploaded:
# def default_url
# # For Rails 3.1+ asset pipeline compatibility:
# # ActionController::Base.helpers.asset_path("fallback/" + [version_name, "default.png"].compact.join('_'))
#
# "/images/fallback/" + [version_name, "default.png"].compact.join('_')
# end
# Process files as they are uploaded:
# process :scale => [200, 300]
#
# def scale(width, height)
# # do something
# end
# Create different versions of your uploaded files:
version :large do
process :resize_to_fit => [1000, 700]
end
version :medium do
process :resize_to_fit => [700, 400]
end
# Add a white list of extensions which are allowed to be uploaded.
# For images you might use something like this:
def extension_white_list
%w(jpg jpeg gif png)
end
# Override the filename of the uploaded files:
# Avoid using model.id or version_name here, see uploader/store.rb for details.
def filename
"training_image.#{file.extension}" if original_filename
end
2018-01-09 16:53:27 +01:00
# return an array like [width, height]
def dimensions
::MiniMagick::Image.open(file.file)[:dimensions]
end
2017-02-13 14:38:28 +01:00
end