4834l1.txt0100664000204600003300000000152607430552416011452 0ustar jillljedit4834l1 Listing 1. Simple Ruby File Purge Script #! /usr/bin/ruby def delete_older(path, age_in_seconds) Dir.foreach(path) { |name| next if name == '.' or name == '..' full_name = File.join(path, name) case File.ftype(full_name) when "file" age = Time.now - File.mtime(full_name) if age > age_in_seconds puts "Deleting file #{full_name}" File.unlink(full_name) end when "directory" delete_older(full_name, age_in_seconds) if (Dir.entries(full_name) - ['.', '..']).empty? puts "Deleting directory #{full_name}" Dir.rmdir(full_name) end end } end path = ARGV.shift or raise "Missing path to delete" age = ARGV.shift or raise "Missing age in days" age_in_seconds = age.to_i * 24*60*60 delete_older(path, age_in_seconds) rescue puts "Error: #$!" 4834l2.txt0100664000204600003300000000121407430552446011450 0ustar jillljedit4834l2 Listing 2. Checking for Files with the delete_order Method def delete_older(path, age_in_seconds) Dir.foreach(path) { |name| next if name == '.' or name == '..' full_name = File.join(path, name) case File.ftype(full_name) when "file" age = Time.now - File.mtime(full_name) if age > age_in_seconds puts "Deleting file #{full_name}" File.unlink(full_name) end when "directory" delete_older(full_name, age_in_seconds) if (Dir.entries(full_name) - ['.', '..']).empty? puts "Deleting directory #{full_name}" Dir.rmdir(full_name) end end } end