57 lines
1.4 KiB
Ruby
57 lines
1.4 KiB
Ruby
|
# encoding: utf-8
|
||
|
|
require 'carrierwave/processing/mime_types'
|
||
|
|
|
||
|
|
class FileAssetUploader < CarrierWave::Uploader::Base
|
||
|
|
|
||
|
|
include CarrierWave::MimeTypes
|
||
|
|
|
||
|
|
process :set_content_type
|
||
|
|
|
||
|
|
# Include RMagick or ImageScience support:
|
||
|
|
# include CarrierWave::RMagick
|
||
|
|
# include CarrierWave::ImageScience
|
||
|
|
|
||
|
|
# Choose what kind of storage to use for this uploader:
|
||
|
|
# storage :file
|
||
|
|
# storage :s3
|
||
|
|
|
||
|
|
# 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
|
||
|
|
"assets/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
|
||
|
|
end
|
||
|
|
|
||
|
|
# Provide a default URL as a default if there hasn't been a file uploaded:
|
||
|
|
# def default_url
|
||
|
|
# "/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 :thumb do
|
||
|
|
# process :scale => [50, 50]
|
||
|
|
# 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:
|
||
|
|
# def filename
|
||
|
|
# model.filename.force_encoding("UTF-8")
|
||
|
|
# end
|
||
|
|
|
||
|
|
def cache_dir
|
||
|
|
"#{Rails.root}/tmp/uploads"
|
||
|
|
end
|
||
|
|
|
||
|
|
end
|