Sha256: 44baad52fa2a190d0e59a88b28b5098af4e487a46ad24a3919353ebbe4412d0b
Contents?: true
Size: 1.61 KB
Versions: 35
Compression:
Stored size: 1.61 KB
Contents
module CurationConcerns
class DerivativePath
class << self
# Path on file system where derivative file is stored
def derivative_path_for_reference(object, destination_name)
destination_name = destination_name.gsub(/^original_file_/, '')
derivative_path(object, extension_for(destination_name), destination_name)
end
# @return [Array<String>] Array of paths to derivatives for this object.
def derivatives_for_reference(object)
Dir.glob(root_path(object).join("*")).select do |path|
path.start_with?(path_prefix(object).to_s)
end
end
private
# @param [#id] object Object whose ID is used to generate root path
# @return [String] Returns the root path where derivatives will be generated into.
def root_path(object)
Pathname.new(derivative_path(object, "", "")).dirname
end
# @return <Pathname> Full prefix of the path for object.
def path_prefix(object)
Pathname.new(CurationConcerns.config.derivatives_path).join(pair_path(object.id))
end
def derivative_path(object, extension, destination_name)
file_name = destination_name + extension
"#{path_prefix(object)}-#{file_name}"
end
def pair_path(id)
id.split('').each_slice(2).map(&:join).join('/')
end
def extension_for(destination_name)
case destination_name
when 'thumbnail'
".#{MIME::Types.type_for('jpg').first.extensions.first}"
else
".#{destination_name}"
end
end
end
end
end
Version data entries
35 entries across 35 versions & 2 rubygems