47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
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from .connector import ConnectorSource
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class SoapyConnectorSource(ConnectorSource):
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"""
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must be implemented by child classes to be able to build a driver-based device selector by default.
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return value must be the corresponding soapy driver identifier.
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"""
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def getDriver(self):
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pass
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def parseDeviceString(self, dstr):
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def decodeComponent(c):
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kv = c.split("=", 1)
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if len(kv) < 2:
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return c
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else:
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return {kv[0]: kv[1]}
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return [decodeComponent(c) for c in dstr.split(",")]
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def encodeDeviceString(self, dobj):
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def encodeComponent(c):
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if isinstance(c, str):
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return c
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else:
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return ",".join(["{0}={1}".format(key, value) for key, value in c.items()])
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return ",".join([encodeComponent(c) for c in dobj])
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"""
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this method always attempts to inject a driver= part into the soapysdr query, depending on what connector was used.
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this prevents the soapy_connector from using the wrong device in scenarios where there's no same-type sdrs.
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"""
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def getCommandValues(self):
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values = super().getCommandValues()
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if "device" in values and values["device"] is not None:
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parsed = self.parseDeviceString(values["device"])
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parsed = [v for v in parsed if "driver" not in v]
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parsed += [{"driver": self.getDriver()}]
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values["device"] = self.encodeDeviceString(parsed)
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else:
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values["device"] = "driver={0}".format(self.getDriver())
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return values
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