carrierwave - Gem Carrierwave 不允许上传应用程序/八位字节流文件
问题描述
使用 Rails 5.2、ruby 2.4 gemcarrierwave
gem 'carrierwave', '~> 1.0'
当我使用扩展 mdl 和内容类型上传时: application/octet-stream 它返回文件保存以下错误
["Job data file You are not allowed to upload \"mdl\" files,
allowed types: jpg, jpeg, gif, png, application/octet-stream"]
但是我已经包含了内容类型:application/octet-stream,如错误所示。我的上传器文件如下:
class JobDataFileUploader < CarrierWave::Uploader::Base
# Include RMagick or MiniMagick support:
# include CarrierWave::RMagick
# include CarrierWave::MiniMagick
# Choose what kind of storage to use for this uploader:
storage :file
# 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
"uploads/#{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(*args)
# # 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 :thumb do
# process resize_to_fit: [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_whitelist
%w(jpg jpeg gif png application/octet-stream)
end
# Override the filename of the uploaded files:
# Avoid using model.id or version_name here, see uploader/store.rb for details.
# def filename
# "something.jpg" if original_filename
# end
end
解决方案
更新了提交的上传文件
def extension_whitelist
%w(mdl)
end
我虽然会采用与回形针相同的内容类型进行验证,例如“应用程序/八位字节流”。
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