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6f2cf2ef85
* Update json.py * Update validate.py * Update validate.py * Update snapshots.py * Update validate.py * Update homeassistant.py * Update validate.py * Update snapshot.py * Update snapshot.py * Update snapshot.py * Update json.py * Update json.py * Update json.py * Update validate.py * Update snapshots.py * Update validate.py * Update validate.py * improve config updates * fix lint * update build * fix schema * fix validate * fix lint * fix some styles * fix * fix snapshot * fix errors * Update API
74 lines
2.1 KiB
Python
74 lines
2.1 KiB
Python
"""Tools file for HassIO."""
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import json
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import logging
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import voluptuous as vol
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from voluptuous.humanize import humanize_error
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_LOGGER = logging.getLogger(__name__)
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def write_json_file(jsonfile, data):
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"""Write a json file."""
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json_str = json.dumps(data, indent=2)
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with jsonfile.open('w') as conf_file:
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conf_file.write(json_str)
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def read_json_file(jsonfile):
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"""Read a json file and return a dict."""
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with jsonfile.open('r') as cfile:
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return json.loads(cfile.read())
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class JsonConfig(object):
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"""Hass core object for handle it."""
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def __init__(self, json_file, schema):
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"""Initialize hass object."""
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self._file = json_file
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self._schema = schema
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self._data = {}
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self.read_data()
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def read_data(self):
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"""Read json file & validate."""
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if self._file.is_file():
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try:
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self._data = read_json_file(self._file)
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except (OSError, json.JSONDecodeError):
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_LOGGER.warning("Can't read %s", self._file)
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self._data = {}
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# Validate
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try:
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self._data = self._schema(self._data)
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except vol.Invalid as ex:
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_LOGGER.error("Can't parse %s: %s",
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self._file, humanize_error(self._data, ex))
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# Reset data to default
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_LOGGER.warning("Reset %s to default", self._file)
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self._data = self._schema({})
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def save_data(self):
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"""Store data to config file."""
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# Validate
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try:
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self._data = self._schema(self._data)
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except vol.Invalid as ex:
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_LOGGER.error("Can't parse data: %s",
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humanize_error(self._data, ex))
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# Load last valid data
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_LOGGER.warning("Reset %s to last version", self._file)
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self.save_data()
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return
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# write
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try:
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write_json_file(self._file, self._data)
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except (OSError, json.JSONDecodeError) as err:
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_LOGGER.error("Can't store config in %s: %s", self._file, err)
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