240 lines
8.7 KiB
Python
240 lines
8.7 KiB
Python
# -*- python-mode -*-
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## Copyright (C) 2012-2013 Daniel Pavel
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##
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## This program is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published by
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## the Free Software Foundation; either version 2 of the License, or
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## (at your option) any later version.
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##
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## This program is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License along
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## with this program; if not, write to the Free Software Foundation, Inc.,
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## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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import json as _json
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import os as _os
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import os.path as _path
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from logging import DEBUG as _DEBUG
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from logging import INFO as _INFO
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from logging import getLogger
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from threading import Lock as _Lock
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from threading import Timer as _Timer
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import yaml as _yaml
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from gi.repository import GLib
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from logitech_receiver.common import NamedInt as _NamedInt
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from solaar import __version__
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_log = getLogger(__name__)
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del getLogger
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_XDG_CONFIG_HOME = _os.environ.get('XDG_CONFIG_HOME') or _path.expanduser(_path.join('~', '.config'))
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_file_path = _path.join(_XDG_CONFIG_HOME, 'solaar', 'config.json')
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_yaml_file_path = _path.join(_XDG_CONFIG_HOME, 'solaar', 'config.yaml')
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_KEY_VERSION = '_version'
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_KEY_NAME = '_NAME'
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_KEY_WPID = '_wpid'
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_KEY_SERIAL = '_serial'
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_KEY_MODEL_ID = '_modelId'
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_KEY_UNIT_ID = '_unitId'
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_KEY_ABSENT = '_absent'
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_KEY_SENSITIVE = '_sensitive'
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_config = []
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def _load():
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global _config
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loaded_config = []
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if _path.isfile(_yaml_file_path):
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try:
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with open(_yaml_file_path) as config_file:
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loaded_config = _yaml.safe_load(config_file)
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except Exception as e:
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_log.error('failed to load from %s: %s', _yaml_file_path, e)
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elif _path.isfile(_file_path):
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try:
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with open(_file_path) as config_file:
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loaded_config = _json.load(config_file)
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except Exception as e:
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_log.error('failed to load from %s: %s', _file_path, e)
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loaded_config = _convert_json(loaded_config)
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if _log.isEnabledFor(_DEBUG):
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_log.debug('load => %s', loaded_config)
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_config = _cleanup_load(loaded_config)
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save_timer = None
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save_lock = _Lock()
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def save(defer=False):
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global save_timer
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if not _config:
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return
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dirname = _os.path.dirname(_yaml_file_path)
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if not _path.isdir(dirname):
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try:
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_os.makedirs(dirname)
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except Exception:
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_log.error('failed to create %s', dirname)
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return
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if not defer:
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do_save()
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else:
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with save_lock:
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if not save_timer:
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save_timer = _Timer(5.0, lambda: GLib.idle_add(do_save))
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save_timer.start()
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def do_save():
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global save_timer
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with save_lock:
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if save_timer:
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save_timer.cancel()
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save_timer = None
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try:
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with open(_yaml_file_path, 'w') as config_file:
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_yaml.dump(_config, config_file, default_flow_style=None, width=150)
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if _log.isEnabledFor(_INFO):
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_log.info('saved %s to %s', _config, _yaml_file_path)
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except Exception as e:
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_log.error('failed to save to %s: %s', _yaml_file_path, e)
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def _convert_json(json_dict):
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config = [json_dict.get(_KEY_VERSION)]
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for key, dev in json_dict.items():
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key = key.split(':')
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if len(key) == 2:
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dev[_KEY_WPID] = dev.get(_KEY_WPID) if dev.get(_KEY_WPID) else key[0]
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dev[_KEY_SERIAL] = dev.get(_KEY_SERIAL) if dev.get(_KEY_SERIAL) else key[1]
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for k, v in dev.items():
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if type(k) == str and not k.startswith('_') and type(v) == dict: # convert string keys to ints
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v = {int(dk) if type(dk) == str else dk: dv for dk, dv in v.items()}
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dev[k] = v
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for k in ['mouse-gestures', 'dpi-sliding']:
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v = dev.get(k, None)
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if v is True or v is False:
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dev.pop(k)
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if '_name' in dev:
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dev[_KEY_NAME] = dev['_name']
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dev.pop('_name')
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config.append(dev)
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return config
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def _cleanup_load(c):
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_config = [__version__]
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try:
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for element in c:
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if isinstance(element, dict):
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divert = element.get('divert-keys')
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if divert:
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sliding = element.get('dpi-sliding')
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if sliding: # convert old-style dpi-sliding setting to divert-keys entry
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divert[int(sliding)] = 3
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element.pop('dpi-sliding', None)
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gestures = element.get('mouse-gestures')
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if gestures: # convert old-style mouse-gestures setting to divert-keys entry
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divert[int(gestures)] = 2
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element.pop('mouse-gestures', None)
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# remove any string entries (from bad conversions)
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element['divert-keys'] = {k: v for k, v in divert.items() if isinstance(k, int)}
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# convert to device entries
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element = _DeviceEntry(**element)
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_config.append(element)
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except Exception as e:
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_log.warn('Exception processing config.yaml file, ignoring contents: %s', e)
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return _config
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class _DeviceEntry(dict):
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def __init__(self, **kwargs):
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super().__init__(**kwargs)
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def __setitem__(self, key, value):
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super().__setitem__(key, value)
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save(defer=True)
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def update(self, device, modelId):
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if device.name and device.name != self.get(_KEY_NAME):
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super().__setitem__(_KEY_NAME, device.name)
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if device.wpid and device.wpid != self.get(_KEY_WPID):
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super().__setitem__(_KEY_WPID, device.wpid)
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if device.serial and device.serial != '?' and device.serial != self.get(_KEY_SERIAL):
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super().__setitem__(_KEY_SERIAL, device.serial)
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if modelId and modelId != self.get(_KEY_MODEL_ID):
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super().__setitem__(_KEY_MODEL_ID, modelId)
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if device.unitId and device.unitId != self.get(_KEY_UNIT_ID):
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super().__setitem__(_KEY_UNIT_ID, device.unitId)
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def get_sensitivity(self, name):
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return self.get(_KEY_SENSITIVE, {}).get(name, False)
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def set_sensitivity(self, name, value):
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sensitives = self.get(_KEY_SENSITIVE, {})
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if sensitives.get(name) != value:
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sensitives[name] = value
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self.__setitem__(_KEY_SENSITIVE, sensitives)
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def device_representer(dumper, data):
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return dumper.represent_mapping('tag:yaml.org,2002:map', data)
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_yaml.add_representer(_DeviceEntry, device_representer)
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def named_int_representer(dumper, data):
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return dumper.represent_scalar('tag:yaml.org,2002:int', str(int(data)))
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_yaml.add_representer(_NamedInt, named_int_representer)
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# A device can be identified by a combination of WPID and serial number (for receiver-connected devices)
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# or a combination of modelId and unitId (for direct-connected devices).
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# But some devices have empty (all zero) modelIds and unitIds. Use the device name as a backup for the modelId.
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# The worst situation is a receiver-connected device that Solaar has never seen on-line
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# that is directly connected. Here there is no way to realize that the two devices are the same.
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# So new entries are not created for unseen off-line receiver-connected devices except for those with protocol 1.0
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def persister(device):
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def match(wpid, serial, modelId, unitId, c):
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return ((wpid and wpid == c.get(_KEY_WPID) and serial and serial == c.get(_KEY_SERIAL)) or (
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modelId and modelId != '000000000000' and modelId == c.get(_KEY_MODEL_ID) and unitId
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and unitId == c.get(_KEY_UNIT_ID)
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))
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if not _config:
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_load()
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entry = None
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modelId = device.modelId if device.modelId != '000000000000' else device.name if device.modelId else None
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for c in _config:
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if isinstance(c, _DeviceEntry) and match(device.wpid, device.serial, modelId, device.unitId, c):
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entry = c
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break
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if not entry:
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if not device.online and not device.serial: # don't create entry for offline devices without serial number
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if _log.isEnabledFor(_INFO):
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_log.info('not setting up persister for offline device %s with missing serial number', device.name)
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return
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if _log.isEnabledFor(_INFO):
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_log.info('setting up persister for device %s', device.name)
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entry = _DeviceEntry()
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_config.append(entry)
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entry.update(device, modelId)
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return entry
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def attach_to(device):
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pass
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