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Contents
require_relative 'command_handler'
module Ftpd
module FileSystemHelper
def path_list(path)
if file_system.directory?(path)
path = File.join(path, '*')
end
file_system.dir(path).sort
end
def ensure_file_system_supports(method)
unless file_system.respond_to?(method)
unimplemented_error
end
end
def ensure_accessible(path)
unless file_system.accessible?(path)
error '550 Access denied'
end
end
def ensure_exists(path)
unless file_system.exists?(path)
error '550 No such file or directory'
end
end
def ensure_does_not_exist(path)
if file_system.exists?(path)
error '550 Already exists'
end
end
def ensure_directory(path)
unless file_system.directory?(path)
error '550 Not a directory'
end
end
def unique_path(path)
suffix = nil
100.times do
path_with_suffix = [path, suffix].compact.join('.')
unless file_system.exists?(path_with_suffix)
return path_with_suffix
end
suffix = generate_suffix
end
raise "Unable to find unique path"
end
private
def generate_suffix
set = ('a'..'z').to_a
8.times.map do
set[rand(set.size)]
end.join
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems