hc-login and hc2mqtt work together to allow device monitoring

HCxml2json.py

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+#!/usr/bin/env python3
+# Convert the featuremap and devicedescription XML files into a single JSON
+# this collapses the XML entities and duplicates some things, but makes for
+# easier parsing later
+#
+# Program groups are ignored for now
+#
+
+import sys
+import json
+import xml.etree.ElementTree as ET
+
+#####################
+#
+# Parse the description file and collapse everything into a single
+# list of UIDs
+#
+
+def parse_xml_list(codes, entries, enums):
+	for el in entries:
+		# not sure how to parse refCID and refDID
+		uid = int(el.attrib["uid"], 16)
+
+		if not uid in codes:
+			print("UID", uid, " not known!", file=sys.stderr)
+
+		data = codes[uid];
+		if "uid" in codes:
+			print("UID", uid, " used twice?", data, file=sys.stderr)
+
+		for key in el.attrib:
+			data[key] = el.attrib[key]
+
+		# clean up later
+		#del data["uid"]
+
+		if "enumerationType" in el.attrib:
+			del data["enumerationType"]
+			enum_id = int(el.attrib["enumerationType"], 16)
+			data["values"] = enums[enum_id]["values"]
+
+		#codes[uid] = data
+
+def parse_machine_description(entries):
+	description = {}
+
+	for el in entries:
+		prefix, has_namespace, tag = el.tag.partition('}')
+		if tag != "pairableDeviceTypes":
+			description[tag] = el.text
+
+	return description
+
+
+def xml2json(features_xml,description_xml):
+	# the feature file has features, errors, and enums
+	# for now the ordering is hardcoded
+	featuremapping = ET.fromstring(features_xml) #.getroot()
+	description = ET.fromstring(description_xml) #.getroot()
+
+	#####################
+	#
+	# Parse the feature file
+	#
+
+	features = {}
+	errors = {}
+	enums = {}
+
+	# Features are all possible UIDs
+	for child in featuremapping[1]: #.iter('feature'):
+		uid = int(child.attrib["refUID"], 16)
+		name = child.text
+		features[uid] = {
+			"name": name,
+		}
+
+	# Errors
+	for child in featuremapping[2]: 
+		uid = int(child.attrib["refEID"], 16)
+		name = child.text
+		errors[uid] = name
+
+	# Enums
+	for child in featuremapping[3]: 
+		uid = int(child.attrib["refENID"], 16)
+		enum_name = child.attrib["enumKey"]
+		values = {}
+		for v in child:
+			value = int(v.attrib["refValue"])
+			name = v.text
+			values[value] = name
+		enums[uid] = {
+			"name": enum_name,
+			"values": values,
+		}
+
+
+	for i in range(4,8):
+		parse_xml_list(features, description[i], enums)
+
+	# remove the duplicate uid field
+	for uid in features:
+		if "uid" in features[uid]:
+			del features[uid]["uid"]
+
+	return {
+		"description": parse_machine_description(description[3]),
+		"features": features,
+	}