sergiuToporjinschi
109 lines
4.0 KiB
Python
109 lines
4.0 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import absolute_import, division, print_function, unicode_literals
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from threading import Event
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import octoprint.plugin
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import flask
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import re
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CMD_TEST = "TEST"
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CMD_LOAD_STEPS = "loadSteps"
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CMD_START_EXTRUSION = "startExtrusion"
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CMD_SAVE_E_STEPS = "saveESteps"
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class API(octoprint.plugin.SimpleApiPlugin):
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@staticmethod
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def get_api_commands():
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return {
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CMD_LOAD_STEPS: [],
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CMD_START_EXTRUSION: [],
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CMD_SAVE_E_STEPS: [],
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CMD_TEST: []
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}
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def on_api_get(self, request):
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self._logger.debug("api.on_api_get")
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return flask.jsonify(
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{
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"data": self.data["steps"]
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}
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)
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def on_api_command(self, command, data):
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self._logger.debug("api command [%s] received payload [%s]", command, data)
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if command == CMD_LOAD_STEPS:
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self._logger.debug("Load steps from EEPROM")
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if not self._printer.is_ready():
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self._logger.warning("Printer not ready, operation canceled")
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return flask.abort(503, {
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"msg": "Printer not ready, operation canceled"
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})
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# Register listener waiting response for M92 command
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m92Event = Event()
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self.registerGCodeWaiter("M92", self.m92GCodeResponse, m92Event)
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# Issue M92 command
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self._printer.commands("M92")
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m92Event.wait()
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return flask.jsonify({
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"data": self.data["steps"]
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})
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if command == CMD_START_EXTRUSION:
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self._logger.debug("Heating the extruder [%s]", data)
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if not self._printer.is_ready():
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self._logger.warning("Printer not ready, operation canceled")
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return flask.abort(503, {
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"msg": "Printer not ready, operation canceled"
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})
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# Register event to be trigger when temp is achieved
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self.registerEventTemp("T0", int(data["extrudeTemp"]), self.startExtrusion, data["extrudeLength"], data["extrudeSpeed"])
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# Heating the tool
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self._printer.commands("M104 S%(extrudeTemp)s" % data)
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return
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if command == CMD_SAVE_E_STEPS:
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cmds = ["M92 E%(newESteps)s" % data, "M500"]
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cmds = cmds + ["M104 S0"]
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self._printer.commands()
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return
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if command == CMD_TEST:
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self.registerGCodeWaiter("M92", self.someTestFunc)
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return
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############## HANDLERS ##############
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@staticmethod
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def startExtrusion(self, temps, extrudeLength, extrudeSpeed, *args):
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self._logger.debug("Temperature achieved, extrusion started [temps:%s, extrudeLength:%s, extrudeSpeed:%s, args:%s]",
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temps, extrudeLength, extrudeSpeed, args)
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# Extrude
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self._printer.extrude(amount=int(extrudeLength), speed=int(extrudeSpeed))
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@staticmethod
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def m92GCodeResponse(self, line, event):
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reg = re.compile("echo:\s*(?P<command>(?P<gCode>M\d{1,3}) X(?P<xVal>\d{1,3}.\d{1,3}) Y(?P<yVal>\d{1,3}.\d{1,3}) Z(?P<zVal>\d{1,3}.\d{1,3}) E(?P<eVal>\d{1,3}.\d{1,3}))")
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isM92command = reg.match(line)
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if isM92command:
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command = isM92command.group("command")
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if isM92command.group("gCode") == "M92":
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self.data["steps"]["X"] = float(isM92command.group("xVal"))
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self.data["steps"]["Y"] = float(isM92command.group("yVal"))
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self.data["steps"]["Z"] = float(isM92command.group("zVal"))
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self.data["steps"]["E"] = float(isM92command.group("eVal"))
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# Send the new data to the UI to be reloaded
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self._logger.debug("gCode: %s", command)
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self._logger.debug("X: %s, Y:%s, Z:%s, E:%s", self.data["steps"]["X"], self.data["steps"]["Y"], self.data["steps"]["Z"], self.data["steps"]["E"])
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self._logger.debug("Finished data collection")
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self.collectCommand = False
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if event:
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event.set()
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