52 lines
2.1 KiB
Python
52 lines
2.1 KiB
Python
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# Add 'RESPOND' and 'M118' commands for sending messages to the host
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#
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# Copyright (C) 2018 Alec Plumb <alec@etherwalker.com>
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#
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# This file may be distributed under the terms of the GNU GPLv3 license.
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respond_types = {
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'echo': 'echo:',
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'command': '//',
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'error' : '!!',
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}
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class HostResponder:
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def __init__(self, config):
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self.printer = config.get_printer()
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self.reactor = self.printer.get_reactor()
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self.default_prefix = config.getchoice('default_type', respond_types, 'echo')
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self.default_prefix = config.get('default_prefix', self.default_prefix)
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self.gcode = self.printer.lookup_object('gcode')
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self.cmd_M118_help = "Send a message to the host prefixed with '%s'" % self.default_prefix
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self.gcode.register_command(
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'M118', self.cmd_M118, True, desc=self.cmd_M118_help)
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self.gcode.register_command('RESPOND', self.cmd_RESPOND, True)
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def cmd_M118(self, params):
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if '#original' in params:
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msg = params['#original']
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if not msg.startswith('M118'):
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# Parse out additional info if M118 recd during a print
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start = msg.find('M118')
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end = msg.rfind('*')
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msg = msg[start:end]
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if len(msg) > 5:
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msg = msg[5:]
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else:
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msg = ''
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self.gcode.respond("%s %s" %(self.default_prefix, msg))
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def cmd_RESPOND(self, params):
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respond_type = self.gcode.get_str('TYPE', params, None)
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prefix = self.default_prefix
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if(respond_type != None):
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respond_type = respond_type.lower()
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if(respond_type in respond_types):
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prefix = respond_types[respond_type]
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else:
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raise self.gcode.error("RESPOND TYPE '%s' is invalid. Must be one of 'echo', 'command', or 'error'" % respond_type)
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prefix = self.gcode.get_str('PREFIX', params, prefix)
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msg = self.gcode.get_str('MSG', params, '')
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self.gcode.respond("%s %s" %(prefix, msg))
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def load_config(config):
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return HostResponder(config)
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