discourse/lib/file_store/local_store.rb

94 lines
2.3 KiB
Ruby

require_dependency 'file_store/base_store'
module FileStore
class LocalStore < BaseStore
def store_file(file, path)
copy_file(file, "#{public_dir}#{path}")
"#{Discourse.base_uri}#{path}"
end
def remove_file(url)
return unless is_relative?(url)
path = public_dir + url
return if !File.exists?(path)
tombstone = public_dir + url.sub("/uploads/", "/uploads/tombstone/")
FileUtils.mkdir_p(tombstone_dir)
FileUtils.move(path, tombstone, force: true)
end
def has_been_uploaded?(url)
return false if url.blank?
return true if is_relative?(url)
return true if is_local?(url)
false
end
def absolute_base_url
"#{Discourse.base_url_no_prefix}#{relative_base_url}"
end
def absolute_base_cdn_url
"#{Discourse.asset_host}#{relative_base_url}"
end
def upload_path
"/uploads/#{RailsMultisite::ConnectionManagement.current_db}"
end
def relative_base_url
"#{Discourse.base_uri}#{upload_path}"
end
def external?
false
end
def download_url(upload)
return unless upload
"#{relative_base_url}/#{upload.sha1}"
end
def path_for(upload)
url = upload.try(:url)
"#{public_dir}#{upload.url}" if url && url[0] == "/" && url[1] != "/"
end
def purge_tombstone(grace_period)
`find #{tombstone_dir} -mtime +#{grace_period} -type f -delete`
end
def get_path_for(type, upload_id, sha, extension)
"#{upload_path}/#{super(type, upload_id, sha, extension)}"
end
def copy_file(file, path)
FileUtils.mkdir_p(Pathname.new(path).dirname)
# move the file to the right location
# not using mv, cause permissions are no good on move
File.open(path, "wb") { |f| f.write(file.read) }
end
def is_relative?(url)
url.present? && url.start_with?(relative_base_url)
end
def is_local?(url)
return false if url.blank?
absolute_url = url.start_with?("//") ? SiteSetting.scheme + ":" + url : url
absolute_url.start_with?(absolute_base_url) || absolute_url.start_with?(absolute_base_cdn_url)
end
def public_dir
"#{Rails.root}/public"
end
def tombstone_dir
public_dir + relative_base_url.sub("/uploads/", "/uploads/tombstone/")
end
end
end