cartodb-4.29/services/data-repository/filesystem/local.rb
2020-06-15 10:58:47 +08:00

79 lines
1.7 KiB
Ruby

require 'fileutils'
module DataRepository
module Filesystem
class Local
DEFAULT_PREFIX = File.join(File.dirname(__FILE__), '..', 'tmp')
def initialize(base_directory=DEFAULT_PREFIX)
@base_directory = base_directory
end
def create_base_directory
FileUtils.mkpath @base_directory unless exists? @base_directory
end
def store(path, data)
FileUtils.mkpath(File.dirname(fullpath_for(path)))
File.open(fullpath_for(path), 'wb') do |file|
data.rewind if data.eof?
if data.respond_to?(:bucket)
data.read { |chunk| file.write(chunk) }
else
chunk = data.gets
while chunk
file.write(chunk)
chunk = data.gets
end
end
end
path
end
def fetch(path)
File.open(fullpath_for(path), 'r')
end
def exists?(path)
File.exists?(fullpath_for(path))
end
# Use from controlled environments always
def remove(path)
if exists?(path)
File.delete(fullpath_for(path))
end
end
def fullpath_for(path)
File.join(base_directory, path)
end
private
attr_reader :base_directory
def targets_for(path)
fullpath = fullpath_for(path)
[
Dir.glob(fullpath),
Dir.glob("#{fullpath}/*"),
Dir.glob("#{fullpath}/**/*")
].flatten
.uniq
.delete_if { |entry| dot_directory?(entry) }
end
def dot_directory?(path)
path == '.' || path == '..'
end
def relative_path_for(path, base_directory)
(path.split('/') - base_directory.split('/')).join('/')
end
end
end
end