+ def update_alias(prop_hash, aliases, key):
+ if isinstance(aliases[key], dict):
+ prop_hash.update(aliases[key], **prop_hash)
+ else:
+ warn_print("Alias {} is not a hash, ignored".format(key))
+
+ def include_aliases(prop_hash, aliases):
+ if 'include' not in prop_hash:
+ return
+
+ included = prop_hash['include']
+ del(prop_hash['include'])
+ if isinstance(included, str):
+ update_alias(prop_hash, aliases, included)
+ elif isinstance(included, list):
+ for included_ in included:
+ if isinstance(included_, str):
+ update_alias(prop_hash, aliases, included_)
+ else:
+ warn_print("Unkown alias include type, ignored: "
+ "{} in {}".format(included_, included))
+ else:
+ warn_print("Unkown alias include type, ignored: {}"
+ .format(included))
+
+ def check_key_property(key_property, key):
+ if 'description' in key_property:
+ desc = key_property['description']
+ if not isinstance(desc, list):
+ warn_print("description in key_property '{}' is not "
+ "a list, ignored".format(key))
+ del(key_property['description'])
+ if 'color' in key_property:
+ color = key_property['color']
+ if not isinstance(color, list)\
+ or len(color) != 3\
+ or not all(isinstance(item, int) for item in color)\
+ or any(item < 0 or item > 255 for item in color):
+ warn_print("color in key_property '{}' is not "
+ "a list of 3 valid integers, ignored".format(key))
+ del(key_property['color'])
+
+ def check_key_properties(config):
+ if 'key_properties' in config:
+ if isinstance(config['key_properties'], dict):
+ return config['key_properties']
+ else:
+ warn_print("key_properties config is not a hash, ignored")
+ return {}
+ else:
+ return {}
+
+ def check_mapped_keys(config):
+ if 'keys' in config:
+ if isinstance(config['keys'], dict):
+ return config['keys']
+ else:
+ warn_print("keys config is not a hash, ignored")
+ return {}
+ else:
+ return {}
+
+ def check_mapped_key(mapped_keys, key):
+ if not isinstance(mapped_keys[key], list):
+ warn_print("key config '{}' is not an array, ignored"
+ .format(key))
+ return []
+ else:
+ return mapped_keys[key]
+
+ def check_music_property(music_property, filename):
+ if not isinstance(music_property, dict):
+ warn_print("music_property config '{}' is not a hash, ignored"
+ .format(filename))
+ return {}
+ if 'name' in music_property:
+ music_property['name'] = str(music_property['name'])
+ if 'gain' in music_property:
+ try:
+ music_property['gain'] = float(music_property['gain'])
+ except ValueError as e:
+ del(music_property['gain'])
+ warn_print("gain for music_property '{}' is not "
+ "a float, ignored".format(filename))
+ return music_property
+
+ stream = open(Config.yml_file, "r")
+ try:
+ config = yaml.safe_load(stream)
+ except Exception as e:
+ error_print("Error while loading config file: {}".format(e))
+ sys.exit()