def detect_atomic_leftover(path):
- """Raise explained HandledException if file is found at path + "_tmp"."""
+ """Raise explained SystemExit if file is found at path + "_tmp"."""
path_tmp = path + "_tmp"
msg = "Found file '" + path_tmp + "' that may be a leftover from an " \
"aborted previous attempt to write '" + path + "'. Aborting until " \
raise SystemExit(msg)
-def obey(msg):
+def obey(cmd, io_db, path_recordfile):
""""""
- print("Input: " + msg)
- print(shlex.split(msg))
+ print("Input: " + cmd)
+ tokens = shlex.split(cmd, comments=True)
+ if 0 == len(tokens):
+ pass
+ elif "PING" == tokens[0] and 1 == len(tokens):
+ io_db["file_out"].write("PONG\n")
+ elif "QUIT" == tokens[0] and 1 == len(tokens):
+ record("# " + cmd, path_recordfile)
+ raise SystemExit("received QUIT command")
+ elif "MAKE_WORLD" == tokens[0] and 2 == len(tokens):
+ print("I would generate a new world now, if only I knew how.")
+ record(cmd, path_recordfile)
+ else:
+ print("Invalid command/argument, or bad number of tokens.")
+
+
+def record(cmd, path_recordfile):
+ """Append cmd string plus newline to file at path_recordfile."""
+ file = open(path_recordfile, "a")
+ file.write(cmd + "\n")
+ file.close()
+
io_db = {}
elif os.access(path_savefile, os.F_OK):
print(open(path_savefile, "r").read())
else:
- msg = "MAKE_WORLD " + str(int(time.time()))
- obey(msg)
+ obey("MAKE_WORLD " + str(int(time.time())), io_db, path_recordfile)
except SystemExit as exit:
print("ABORTING: " + exit.args[0])
except: