コード例 #1
0
ファイル: io.py プロジェクト: plomlompom/plomrogue
def obey(command, prefix, replay=False, do_record=False):
    """Call function from commands_db mapped to command's first token.

    Tokenize command string with shlex.split(comments=True). If replay is set,
    a non-meta command from the commands_db merely triggers obey() on the next
    command from the records file. If not, non-meta commands set
    io_db["worldstate_updateable"] to world_db["WORLD_ACTIVE"], and, if
    do_record is set, are recorded to io_db["record_chunk"], and save_world()
    is called (and io_db["record_chunk"] written) if io_db["save_wait"] seconds
    have passed since the last time it was called. The prefix string is
    inserted into the server's input message between its beginning 'input ' and
    ':'. All activity is preceded by a server_test() call. Commands that start
    with a lowercase letter are ignored when world_db["WORLD_ACTIVE"] is
    False/0.
    """
    import shlex
    from server.config.commands import commands_db
    server_test()
    if io_db["verbose"]:
        print("input " + prefix + ": " + command)
    try:
        tokens = shlex.split(command, comments=True)
    except ValueError as err:
        print("Can't tokenize command string: " + str(err) + ".")
        return
    if len(tokens) > 0 and tokens[0] in commands_db \
       and len(tokens) == commands_db[tokens[0]][0] + 1:
        if commands_db[tokens[0]][1]:
            commands_db[tokens[0]][2](*tokens[1:])
        elif tokens[0][0].islower() and not world_db["WORLD_ACTIVE"]:
            print("Ignoring lowercase-starting commands when world inactive.")
        elif replay:
            print("Due to replay mode, reading command as 'go on in record'.")
            line = io_db["file_record"].readline()
            if len(line) > 0:
                obey(
                    line.rstrip(), io_db["file_record"].prefix +
                    str(io_db["file_record"].line_n))
                io_db["file_record"].line_n = io_db["file_record"].line_n + 1
            else:
                print("Reached end of record file.")
        else:
            commands_db[tokens[0]][2](*tokens[1:])
            if do_record:
                io_db["record_chunk"] += command + "\n"
                if time.time() > io_db["save_wait_start"] + io_db["save_wait"]:
                    atomic_write(io_db["path_record"],
                                 io_db["record_chunk"],
                                 do_append=True)
                    if world_db["WORLD_ACTIVE"]:
                        save_world()
                    io_db["record_chunk"] = ""
                    io_db["save_wait_start"] = time.time()
            io_db["worldstate_updateable"] = world_db["WORLD_ACTIVE"]
    elif 0 != len(tokens):
        print("Invalid command/argument, or bad number of tokens: " + command)
コード例 #2
0
ファイル: io.py プロジェクト: plomlompom/plomrogue
def obey(command, prefix, replay=False, do_record=False):
    """Call function from commands_db mapped to command's first token.

    Tokenize command string with shlex.split(comments=True). If replay is set,
    a non-meta command from the commands_db merely triggers obey() on the next
    command from the records file. If not, non-meta commands set
    io_db["worldstate_updateable"] to world_db["WORLD_ACTIVE"], and, if
    do_record is set, are recorded to io_db["record_chunk"], and save_world()
    is called (and io_db["record_chunk"] written) if io_db["save_wait"] seconds
    have passed since the last time it was called. The prefix string is
    inserted into the server's input message between its beginning 'input ' and
    ':'. All activity is preceded by a server_test() call. Commands that start
    with a lowercase letter are ignored when world_db["WORLD_ACTIVE"] is
    False/0.
    """
    import shlex
    from server.config.commands import commands_db
    server_test()
    if io_db["verbose"]:
        print("input " + prefix + ": " + command)
    try:
        tokens = shlex.split(command, comments=True)
    except ValueError as err:
        print("Can't tokenize command string: " + str(err) + ".")
        return
    if len(tokens) > 0 and tokens[0] in commands_db \
       and len(tokens) == commands_db[tokens[0]][0] + 1:
        if commands_db[tokens[0]][1]:
            commands_db[tokens[0]][2](*tokens[1:])
        elif tokens[0][0].islower() and not world_db["WORLD_ACTIVE"]:
            print("Ignoring lowercase-starting commands when world inactive.")
        elif replay:
            print("Due to replay mode, reading command as 'go on in record'.")
            line = io_db["file_record"].readline()
            if len(line) > 0:
                obey(line.rstrip(), io_db["file_record"].prefix
                     + str(io_db["file_record"].line_n))
                io_db["file_record"].line_n = io_db["file_record"].line_n + 1
            else:
                print("Reached end of record file.")
        else:
            commands_db[tokens[0]][2](*tokens[1:])
            if do_record:
                io_db["record_chunk"] += command + "\n"
                if time.time() > io_db["save_wait_start"] + io_db["save_wait"]:
                    atomic_write(io_db["path_record"], io_db["record_chunk"],
                                 do_append=True)
                    if world_db["WORLD_ACTIVE"]:
                        save_world()
                    io_db["record_chunk"] = ""
                    io_db["save_wait_start"] = time.time()
            io_db["worldstate_updateable"] = world_db["WORLD_ACTIVE"]
    elif 0 != len(tokens):
        print("Invalid command/argument, or bad number of tokens: " + command)
コード例 #3
0
ファイル: io.py プロジェクト: plomlompom/plomrogue
def read_command():
    """Return next newline-delimited command from server in file.

    Keep building return string until a newline is encountered. Pause between
    unsuccessful reads, and after too much waiting, run server_test().
    """
    wait_on_fail = io_db["wait_on_read_fail"]
    max_wait = io_db["max_wait_on_read_fail"] 
    now = time.time()
    command = ""
    while True:
        add = io_db["file_in"].readline()
        if len(add) > 0:
            command = command + add
            if len(command) > 0 and "\n" == command[-1]:
                command = command[:-1]
                break
        else:
            time.sleep(wait_on_fail)
            if now + max_wait < time.time():
                server_test()
                now = time.time()
    return command
コード例 #4
0
ファイル: io.py プロジェクト: plomlompom/plomrogue
def read_command():
    """Return next newline-delimited command from server in file.

    Keep building return string until a newline is encountered. Pause between
    unsuccessful reads, and after too much waiting, run server_test().
    """
    wait_on_fail = io_db["wait_on_read_fail"]
    max_wait = io_db["max_wait_on_read_fail"]
    now = time.time()
    command = ""
    while True:
        add = io_db["file_in"].readline()
        if len(add) > 0:
            command = command + add
            if len(command) > 0 and "\n" == command[-1]:
                command = command[:-1]
                break
        else:
            time.sleep(wait_on_fail)
            if now + max_wait < time.time():
                server_test()
                now = time.time()
    return command
コード例 #5
0
ファイル: io.py プロジェクト: plomlompom/plomrogue
def safely_remove_worldstate_file():
    from server.io import server_test
    if os.access(io_db["path_worldstate"], os.F_OK):
        server_test()
        os.remove(io_db["path_worldstate"])
コード例 #6
0
ファイル: io.py プロジェクト: plomlompom/plomrogue
def safely_remove_worldstate_file():
    from server.io import server_test
    if os.access(io_db["path_worldstate"], os.F_OK):
        server_test()
        os.remove(io_db["path_worldstate"])