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# Add 'RESPOND' and 'M118' commands for sending messages to the host
#
# Copyright (C) 2018 Alec Plumb <alec@etherwalker.com>
#
# This file may be distributed under the terms of the GNU GPLv3 license.
respond_types = {
"echo": "echo:",
"command": "//",
"error": "!!",
}
respond_types_no_space = {
"echo_no_space": "echo:",
}
class HostResponder:
def __init__(self, config):
self.printer = config.get_printer()
self.reactor = self.printer.get_reactor()
self.default_prefix = config.getchoice("default_type", respond_types, "echo")
self.default_prefix = config.get("default_prefix", self.default_prefix)
gcode = self.printer.lookup_object("gcode")
gcode.register_command("M118", self.cmd_M118, True)
gcode.register_command(
"RESPOND", self.cmd_RESPOND, True, desc=self.cmd_RESPOND_help
)
def cmd_M118(self, gcmd):
msg = gcmd.get_raw_command_parameters()
gcmd.respond_raw("%s %s" % (self.default_prefix, msg))
cmd_RESPOND_help = "Echo the message prepended with a prefix"
def cmd_RESPOND(self, gcmd):
no_space = False
respond_type = gcmd.get("TYPE", None)
prefix = self.default_prefix
if respond_type != None:
respond_type = respond_type.lower()
if respond_type in respond_types:
prefix = respond_types[respond_type]
elif respond_type in respond_types_no_space:
prefix = respond_types_no_space[respond_type]
no_space = True
else:
raise gcmd.error(
"RESPOND TYPE '%s' is invalid. Must be one"
" of 'echo', 'command', or 'error'" % (respond_type,)
)
prefix = gcmd.get("PREFIX", prefix)
msg = gcmd.get("MSG", "")
if no_space:
gcmd.respond_raw("%s%s" % (prefix, msg))
else:
gcmd.respond_raw("%s %s" % (prefix, msg))
def load_config(config):
return HostResponder(config)
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