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CarrierWave
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| # encoding: utf-8 | |
| # config/initializers/carrier_wave.rb | |
| CarrierWave.configure do |config| | |
| config.storage = :fog | |
| config.fog_credentials = { | |
| :provider => 'AWS', | |
| :region => 'us-east-1', | |
| :aws_access_key_id => ENV['AWS_ACCESS_KEY_ID'], | |
| :aws_secret_access_key => ENV['AWS_SECRET_ACCESS_KEY'] | |
| } | |
| config.fog_directory = ENV['FOG_DIRECTORY'] | |
| config.fog_public = false | |
| config.asset_host = ENV['FOG_HOST'] | |
| end |
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| # File uploads | |
| gem 'carrierwave' | |
| # Image processing | |
| gem 'mini_magick' | |
| # S3 file storage | |
| gem 'fog' |
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| # encoding: utf-8 | |
| # app/uploads/photo_uploader.rb | |
| require 'carrierwave/processing/mime_types' | |
| require 'carrierwave/processing/mini_magick' | |
| class PhotoUploader < CarrierWave::Uploader::Base | |
| include CarrierWave::MiniMagick | |
| include CarrierWave::MimeTypes | |
| # https://github.com/carrierwaveuploader/carrierwave/wiki/How-to:-Store-the-uploaded-file-size-and-content-type | |
| process :set_content_type | |
| # If there will be a ton of files, see: | |
| # https://github.com/carrierwaveuploader/carrierwave/wiki/How-to:-Make-a-fast-lookup-able-storage-directory-structure | |
| def store_dir | |
| "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}" | |
| end | |
| def fog_public | |
| true | |
| end | |
| version :large do | |
| process :resize_to_limit => [420,260] | |
| end | |
| version :thumb do | |
| process :resize_to_limit => [200,200] | |
| end | |
| def extension_white_list | |
| %w(jpg jpeg gif png) | |
| end | |
| end |
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