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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 856 | migan | 1 | ############################################################################ |
| 2 | # Copyright (C) 2008 by Mattias Runge # |
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| 3 | # mattias@runge.se # |
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| 4 | # # |
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| 5 | # This program is free software; you can redistribute it and#or modify # |
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| 6 | # it under the terms of the GNU General Public License as published by # |
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| 7 | # the Free Software Foundation; either version 2 of the License, or # |
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| 8 | # (at your option) any later version. # |
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| 9 | # # |
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| 10 | # This program is distributed in the hope that it will be useful, # |
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| 11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # |
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| 12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # |
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| 13 | # GNU General Public License for more details. # |
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| 14 | # # |
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| 15 | # You should have received a copy of the GNU General Public License # |
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| 16 | # along with this program; if not, write to the # |
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| 17 | # Free Software Foundation, Inc., # |
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| 18 | # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # |
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| 19 | ############################################################################ |
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| 20 | |||
| 21 | import ServiceBase |
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| 22 | import BackendCan |
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| 23 | import CanModuleTypes |
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| 24 | import Util |
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| 25 | |||
| 26 | class Service (ServiceBase.ServiceBase): |
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| 27 | Values = {} |
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| 28 | |||
| 29 | def __init__(self, id): |
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| 30 | ServiceBase.ServiceBase.__init__(self, id, "Sensor") |
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| 31 | |||
| 32 | self.events = {"onValueUpdate":[]} |
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| 33 | |||
| 34 | self.canBackend = BackendCan.GetBackendCan() |
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| 35 | self.canBackend.AddCallback(self.HandleMsg) |
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| 36 | |||
| 37 | def HandleMsg(self, canMsg): |
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| 38 | if not self.Online: |
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| 39 | return False |
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| 40 | |||
| 41 | try: |
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| 42 | if self.ModuleType == canMsg.ModuleType and self.ModuleId == canMsg.ModuleId: |
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| 43 | if canMsg.Command == 4: # Temp in Celsius |
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| 44 | if len(canMsg.Data) >= 3: |
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| 45 | sensorId = canMsg.Data[0] |
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| 46 | |||
| 47 | self.Values[sensorId] = float(str(canMsg.Data[1]) + "." + str(canMsg.Data[2]/16)) # FIXME: Is this correct? |
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| 48 | |||
| 49 | self.Log(str(self.Values[sensorId]) + " Celsius reported by sensor " + str(sensorId)) |
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| 50 | |||
| 51 | self.CallEvent("onValueUpdate", sensorId) |
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| 52 | else: |
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| 53 | self.Log("Malformed data received") |
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| 54 | elif canMsg.Command == 2: # Bus voltage |
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| 55 | if len(canMsg.Data) >= 3: |
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| 56 | sensorId = canMsg.Data[0] |
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| 57 | |||
| 58 | self.Values[sensorId] = float(str(canMsg.Data[1]) + str(canMsg.Data[2]))/16 # FIXME: Is this correct? |
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| 59 | |||
| 60 | self.Log(str(self.Values[sensorId]) + " Volts reported by sensor " + str(sensorId)) |
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| 61 | |||
| 62 | self.CallEvent("onValueUpdate", sensorId) |
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| 63 | else: |
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| 64 | self.Log("Malformed data received") |
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| 65 | else: |
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| 66 | self.Log("Unknown command " + str(canMsg.Command)) |
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| 67 | except KeyError: |
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| 68 | pass |