def printerToolCommand():
if not printer.is_operational():
return make_response("Printer is not operational", 409)
valid_commands = {
"select": ["tool"],
"target": ["targets"],
"offset": ["offsets"],
"extrude": ["amount"],
"flowrate": ["factor"]
}
command, data, response = get_json_command_from_request(request, valid_commands)
if response is not None:
return response
validation_regex = re.compile("tool\d+")
##~~ tool selection
if command == "select":
tool = data["tool"]
if re.match(validation_regex, tool) is None:
return make_response("Invalid tool: %s" % tool, 400)
if not tool.startswith("tool"):
return make_response("Invalid tool for selection: %s" % tool, 400)
printer.change_tool(tool)
##~~ temperature
elif command == "target":
targets = data["targets"]
# make sure the targets are valid and the values are numbers
validated_values = {}
for tool, value in targets.iteritems():
if re.match(validation_regex, tool) is None:
return make_response("Invalid target for setting temperature: %s" % tool, 400)
if not isinstance(value, (int, long, float)):
return make_response("Not a number for %s: %r" % (tool, value), 400)
validated_values[tool] = value
# perform the actual temperature commands
for tool in validated_values.keys():
printer.set_temperature(tool, validated_values[tool])
##~~ temperature offset
elif command == "offset":
offsets = data["offsets"]
# make sure the targets are valid, the values are numbers and in the range [-50, 50]
validated_values = {}
for tool, value in offsets.iteritems():
if re.match(validation_regex, tool) is None:
return make_response("Invalid target for setting temperature: %s" % tool, 400)
if not isinstance(value, (int, long, float)):
return make_response("Not a number for %s: %r" % (tool, value), 400)
if not -50 <= value <= 50:
return make_response("Offset %s not in range [-50, 50]: %f" % (tool, value), 400)
validated_values[tool] = value
# set the offsets
printer.set_temperature_offset(validated_values)
##~~ extrusion
elif command == "extrude":
if printer.is_printing():
# do not extrude when a print job is running
return make_response("Printer is currently printing", 409)
amount = data["amount"]
if not isinstance(amount, (int, long, float)):
return make_response("Not a number for extrusion amount: %r" % amount, 400)
printer.extrude(amount)
elif command == "flowrate":
factor = data["factor"]
if not isinstance(factor, (int, long, float)):
return make_response("Not a number for flow rate: %r" % factor, 400)
try:
printer.flow_rate(factor)
except ValueError as e:
return make_response("Invalid value for flow rate: %s" % str(e), 400)
return NO_CONTENT
def printerToolCommand():
if not printer.is_operational():
abort(409, description="Printer is not operational")
valid_commands = {
"select": ["tool"],
"target": ["targets"],
"offset": ["offsets"],
"extrude": ["amount"],
"flowrate": ["factor"],
}
command, data, response = get_json_command_from_request(request, valid_commands)
if response is not None:
return response
validation_regex = re.compile(r"tool\d+")
tags = {"source:api", "api:printer.tool"}
##~~ tool selection
if command == "select":
tool = data["tool"]
if not isinstance(tool, basestring) or re.match(validation_regex, tool) is None:
abort(400, description="tool is invalid")
printer.change_tool(tool, tags=tags)
##~~ temperature
elif command == "target":
targets = data["targets"]
# make sure the targets are valid and the values are numbers
validated_values = {}
for tool, value in targets.items():
if re.match(validation_regex, tool) is None:
abort(400, description="targets contains invalid tool")
if not isinstance(value, (int, long, float)):
abort(400, description="targets contains invalid value")
validated_values[tool] = value
# perform the actual temperature commands
for tool in validated_values.keys():
printer.set_temperature(tool, validated_values[tool], tags=tags)
##~~ temperature offset
elif command == "offset":
offsets = data["offsets"]
# make sure the targets are valid, the values are numbers and in the range [-50, 50]
validated_values = {}
for tool, value in offsets.items():
if re.match(validation_regex, tool) is None:
abort(400, description="offsets contains invalid tool")
if not isinstance(value, (int, long, float)) or not -50 <= value <= 50:
abort(400, description="offsets contains invalid value")
validated_values[tool] = value
# set the offsets
printer.set_temperature_offset(validated_values)
##~~ extrusion
elif command == "extrude":
if printer.is_printing():
# do not extrude when a print job is running
abort(409, description="Printer is currently printing")
amount = data["amount"]
speed = data.get("speed", None)
if not isinstance(amount, (int, long, float)):
abort(400, description="amount is invalid")
printer.extrude(amount, speed=speed, tags=tags)
elif command == "flowrate":
factor = data["factor"]
if not isinstance(factor, (int, long, float)):
abort(400, description="factor is invalid")
try:
printer.flow_rate(factor, tags=tags)
except ValueError:
abort(400, description="factor is invalid")
return NO_CONTENT
