qmk_firmware/lib/python/qmk/keycodes.py

95 lines
2.3 KiB
Python

from pathlib import Path
from qmk.json_schema import deep_update, json_load, validate
CONSTANTS_PATH = Path('data/constants/')
KEYCODES_PATH = CONSTANTS_PATH / 'keycodes'
EXTRAS_PATH = KEYCODES_PATH / 'extras'
def _find_versions(path, prefix):
ret = []
for file in path.glob(f'{prefix}_[0-9].[0-9].[0-9].hjson'):
ret.append(file.stem.split('_')[-1])
ret.sort(reverse=True)
return ret
def _load_fragments(path, prefix, version):
file = path / f'{prefix}_{version}.hjson'
if not file.exists():
raise ValueError(f'Requested keycode spec ({prefix}:{version}) is invalid!')
# Load base
spec = json_load(file)
# Merge in fragments
fragments = path.glob(f'{prefix}_{version}_*.hjson')
for file in fragments:
deep_update(spec, json_load(file))
return spec
def _search_path(lang=None):
return EXTRAS_PATH if lang else KEYCODES_PATH
def _search_prefix(lang=None):
return f'keycodes_{lang}' if lang else 'keycodes'
def _validate(spec):
# first throw it to the jsonschema
validate(spec, 'qmk.keycodes.v1')
# no duplicate keycodes
keycodes = []
for value in spec['keycodes'].values():
keycodes.append(value['key'])
keycodes.extend(value.get('aliases', []))
duplicates = set([x for x in keycodes if keycodes.count(x) > 1])
if duplicates:
raise ValueError(f'Keycode spec contains duplicate keycodes! ({",".join(duplicates)})')
def load_spec(version, lang=None):
"""Build keycode data from the requested spec file
"""
if version == 'latest':
version = list_versions(lang)[0]
path = _search_path(lang)
prefix = _search_prefix(lang)
# Load base
spec = _load_fragments(path, prefix, version)
# Sort?
spec['keycodes'] = dict(sorted(spec.get('keycodes', {}).items()))
# Validate?
_validate(spec)
return spec
def list_versions(lang=None):
"""Return available versions - sorted newest first
"""
path = _search_path(lang)
prefix = _search_prefix(lang)
return _find_versions(path, prefix)
def list_languages():
"""Return available languages
"""
ret = set()
for file in EXTRAS_PATH.glob('keycodes_*_[0-9].[0-9].[0-9].hjson'):
ret.add(file.stem.split('_')[1])
return ret