qmk-dactyl-manuform-a/lib/python/qmk/info.py

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"""Functions that help us generate and use info.json files.
"""
from glob import glob
from pathlib import Path
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import jsonschema
from dotty_dict import dotty
from milc import cli
from qmk.constants import CHIBIOS_PROCESSORS, LUFA_PROCESSORS, VUSB_PROCESSORS
from qmk.c_parse import find_layouts
from qmk.json_schema import deep_update, json_load, keyboard_validate, keyboard_api_validate
from qmk.keyboard import config_h, rules_mk
from qmk.keymap import list_keymaps
from qmk.makefile import parse_rules_mk_file
from qmk.math import compute
true_values = ['1', 'on', 'yes']
false_values = ['0', 'off', 'no']
def _valid_community_layout(layout):
"""Validate that a declared community list exists
"""
return (Path('layouts/default') / layout).exists()
def info_json(keyboard):
"""Generate the info.json data for a specific keyboard.
"""
cur_dir = Path('keyboards')
rules = parse_rules_mk_file(cur_dir / keyboard / 'rules.mk')
if 'DEFAULT_FOLDER' in rules:
keyboard = rules['DEFAULT_FOLDER']
rules = parse_rules_mk_file(cur_dir / keyboard / 'rules.mk', rules)
info_data = {
'keyboard_name': str(keyboard),
'keyboard_folder': str(keyboard),
'keymaps': {},
'layouts': {},
'parse_errors': [],
'parse_warnings': [],
'maintainer': 'qmk',
}
# Populate the list of JSON keymaps
for keymap in list_keymaps(keyboard, c=False, fullpath=True):
info_data['keymaps'][keymap.name] = {'url': f'https://raw.githubusercontent.com/qmk/qmk_firmware/master/{keymap}/keymap.json'}
# Populate layout data
layouts, aliases = _find_all_layouts(info_data, keyboard)
if aliases:
info_data['layout_aliases'] = aliases
for layout_name, layout_json in layouts.items():
if not layout_name.startswith('LAYOUT_kc'):
layout_json['c_macro'] = True
info_data['layouts'][layout_name] = layout_json
# Merge in the data from info.json, config.h, and rules.mk
info_data = merge_info_jsons(keyboard, info_data)
info_data = _extract_config_h(info_data)
info_data = _extract_rules_mk(info_data)
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# Validate against the jsonschema
try:
keyboard_api_validate(info_data)
except jsonschema.ValidationError as e:
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json_path = '.'.join([str(p) for p in e.absolute_path])
cli.log.error('Invalid API data: %s: %s: %s', keyboard, json_path, e.message)
exit(1)
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# Make sure we have at least one layout
if not info_data.get('layouts'):
_log_error(info_data, 'No LAYOUTs defined! Need at least one layout defined in the keyboard.h or info.json.')
# Filter out any non-existing community layouts
for layout in info_data.get('community_layouts', []):
if not _valid_community_layout(layout):
# Ignore layout from future checks
info_data['community_layouts'].remove(layout)
_log_error(info_data, 'Claims to support a community layout that does not exist: %s' % (layout))
# Make sure we supply layout macros for the community layouts we claim to support
for layout in info_data.get('community_layouts', []):
layout_name = 'LAYOUT_' + layout
if layout_name not in info_data.get('layouts', {}) and layout_name not in info_data.get('layout_aliases', {}):
_log_error(info_data, 'Claims to support community layout %s but no %s() macro found' % (layout, layout_name))
return info_data
def _extract_features(info_data, rules):
"""Find all the features enabled in rules.mk.
"""
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# Special handling for bootmagic which also supports a "lite" mode.
if rules.get('BOOTMAGIC_ENABLE') == 'lite':
rules['BOOTMAGIC_LITE_ENABLE'] = 'on'
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del rules['BOOTMAGIC_ENABLE']
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if rules.get('BOOTMAGIC_ENABLE') == 'full':
rules['BOOTMAGIC_ENABLE'] = 'on'
# Skip non-boolean features we haven't implemented special handling for
for feature in 'HAPTIC_ENABLE', 'QWIIC_ENABLE':
if rules.get(feature):
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del rules[feature]
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# Process the rest of the rules as booleans
for key, value in rules.items():
if key.endswith('_ENABLE'):
key = '_'.join(key.split('_')[:-1]).lower()
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value = True if value.lower() in true_values else False if value.lower() in false_values else value
if 'config_h_features' not in info_data:
info_data['config_h_features'] = {}
if 'features' not in info_data:
info_data['features'] = {}
if key in info_data['features']:
_log_warning(info_data, 'Feature %s is specified in both info.json and rules.mk, the rules.mk value wins.' % (key,))
info_data['features'][key] = value
info_data['config_h_features'][key] = value
return info_data
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def _pin_name(pin):
"""Returns the proper representation for a pin.
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"""
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pin = pin.strip()
if not pin:
return None
elif pin.isdigit():
return int(pin)
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elif pin == 'NO_PIN':
return None
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elif pin[0] in 'ABCDEFGHIJK' and pin[1].isdigit():
return pin
raise ValueError(f'Invalid pin: {pin}')
def _extract_pins(pins):
"""Returns a list of pins from a comma separated string of pins.
"""
return [_pin_name(pin) for pin in pins.split(',')]
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def _extract_direct_matrix(info_data, direct_pins):
"""
"""
info_data['matrix_pins'] = {}
direct_pin_array = []
while direct_pins[-1] != '}':
direct_pins = direct_pins[:-1]
for row in direct_pins.split('},{'):
if row.startswith('{'):
row = row[1:]
if row.endswith('}'):
row = row[:-1]
direct_pin_array.append([])
for pin in row.split(','):
if pin == 'NO_PIN':
pin = None
direct_pin_array[-1].append(pin)
return direct_pin_array
def _extract_matrix_info(info_data, config_c):
"""Populate the matrix information.
"""
row_pins = config_c.get('MATRIX_ROW_PINS', '').replace('{', '').replace('}', '').strip()
col_pins = config_c.get('MATRIX_COL_PINS', '').replace('{', '').replace('}', '').strip()
direct_pins = config_c.get('DIRECT_PINS', '').replace(' ', '')[1:-1]
if 'MATRIX_ROWS' in config_c and 'MATRIX_COLS' in config_c:
if 'matrix_size' in info_data:
_log_warning(info_data, 'Matrix size is specified in both info.json and config.h, the config.h values win.')
info_data['matrix_size'] = {
'cols': compute(config_c.get('MATRIX_COLS', '0')),
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'rows': compute(config_c.get('MATRIX_ROWS', '0')),
}
if row_pins and col_pins:
if 'matrix_pins' in info_data:
_log_warning(info_data, 'Matrix pins are specified in both info.json and config.h, the config.h values win.')
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info_data['matrix_pins'] = {
'cols': _extract_pins(col_pins),
'rows': _extract_pins(row_pins),
}
if direct_pins:
if 'matrix_pins' in info_data:
_log_warning(info_data, 'Direct pins are specified in both info.json and config.h, the config.h values win.')
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info_data['matrix_pins']['direct'] = _extract_direct_matrix(info_data, direct_pins)
return info_data
def _extract_config_h(info_data):
"""Pull some keyboard information from existing config.h files
"""
config_c = config_h(info_data['keyboard_folder'])
# Pull in data from the json map
dotty_info = dotty(info_data)
info_config_map = json_load(Path('data/mappings/info_config.json'))
for config_key, info_dict in info_config_map.items():
info_key = info_dict['info_key']
key_type = info_dict.get('value_type', 'str')
try:
if config_key in config_c and info_dict.get('to_json', True):
if dotty_info.get(info_key) and info_dict.get('warn_duplicate', True):
_log_warning(info_data, '%s in config.h is overwriting %s in info.json' % (config_key, info_key))
if key_type.startswith('array'):
if '.' in key_type:
key_type, array_type = key_type.split('.', 1)
else:
array_type = None
config_value = config_c[config_key].replace('{', '').replace('}', '').strip()
if array_type == 'int':
dotty_info[info_key] = list(map(int, config_value.split(',')))
else:
dotty_info[info_key] = config_value.split(',')
elif key_type == 'bool':
dotty_info[info_key] = config_c[config_key] in true_values
elif key_type == 'hex':
dotty_info[info_key] = '0x' + config_c[config_key][2:].upper()
elif key_type == 'list':
dotty_info[info_key] = config_c[config_key].split()
elif key_type == 'int':
dotty_info[info_key] = int(config_c[config_key])
else:
dotty_info[info_key] = config_c[config_key]
except Exception as e:
_log_warning(info_data, f'{config_key}->{info_key}: {e}')
info_data.update(dotty_info)
# Pull data that easily can't be mapped in json
_extract_matrix_info(info_data, config_c)
return info_data
def _extract_rules_mk(info_data):
"""Pull some keyboard information from existing rules.mk files
"""
rules = rules_mk(info_data['keyboard_folder'])
info_data['processor'] = rules.get('MCU', info_data.get('processor', 'atmega32u4'))
if info_data['processor'] in CHIBIOS_PROCESSORS:
arm_processor_rules(info_data, rules)
elif info_data['processor'] in LUFA_PROCESSORS + VUSB_PROCESSORS:
avr_processor_rules(info_data, rules)
else:
cli.log.warning("%s: Unknown MCU: %s" % (info_data['keyboard_folder'], info_data['processor']))
unknown_processor_rules(info_data, rules)
# Pull in data from the json map
dotty_info = dotty(info_data)
info_rules_map = json_load(Path('data/mappings/info_rules.json'))
for rules_key, info_dict in info_rules_map.items():
info_key = info_dict['info_key']
key_type = info_dict.get('value_type', 'str')
try:
if rules_key in rules and info_dict.get('to_json', True):
if dotty_info.get(info_key) and info_dict.get('warn_duplicate', True):
_log_warning(info_data, '%s in rules.mk is overwriting %s in info.json' % (rules_key, info_key))
if key_type.startswith('array'):
if '.' in key_type:
key_type, array_type = key_type.split('.', 1)
else:
array_type = None
rules_value = rules[rules_key].replace('{', '').replace('}', '').strip()
if array_type == 'int':
dotty_info[info_key] = list(map(int, rules_value.split(',')))
else:
dotty_info[info_key] = rules_value.split(',')
elif key_type == 'list':
dotty_info[info_key] = rules[rules_key].split()
elif key_type == 'bool':
dotty_info[info_key] = rules[rules_key] in true_values
elif key_type == 'hex':
dotty_info[info_key] = '0x' + rules[rules_key][2:].upper()
elif key_type == 'int':
dotty_info[info_key] = int(rules[rules_key])
else:
dotty_info[info_key] = rules[rules_key]
except Exception as e:
_log_warning(info_data, f'{rules_key}->{info_key}: {e}')
info_data.update(dotty_info)
# Merge in config values that can't be easily mapped
_extract_features(info_data, rules)
return info_data
def _merge_layouts(info_data, new_info_data):
"""Merge new_info_data into info_data in an intelligent way.
"""
for layout_name, layout_json in new_info_data['layouts'].items():
if layout_name in info_data['layouts']:
# Pull in layouts we have a macro for
if len(info_data['layouts'][layout_name]['layout']) != len(layout_json['layout']):
msg = '%s: %s: Number of elements in info.json does not match! info.json:%s != %s:%s'
_log_error(info_data, msg % (info_data['keyboard_folder'], layout_name, len(layout_json['layout']), layout_name, len(info_data['layouts'][layout_name]['layout'])))
else:
for i, key in enumerate(info_data['layouts'][layout_name]['layout']):
key.update(layout_json['layout'][i])
else:
# Pull in layouts that have matrix data
missing_matrix = False
for key in layout_json.get('layout', {}):
if 'matrix' not in key:
missing_matrix = True
if not missing_matrix:
if layout_name in info_data['layouts']:
# Update an existing layout with new data
for i, key in enumerate(info_data['layouts'][layout_name]['layout']):
key.update(layout_json['layout'][i])
else:
# Copy in the new layout wholesale
layout_json['c_macro'] = False
info_data['layouts'][layout_name] = layout_json
return info_data
def _search_keyboard_h(path):
current_path = Path('keyboards/')
aliases = {}
layouts = {}
for directory in path.parts:
current_path = current_path / directory
keyboard_h = '%s.h' % (directory,)
keyboard_h_path = current_path / keyboard_h
if keyboard_h_path.exists():
new_layouts, new_aliases = find_layouts(keyboard_h_path)
layouts.update(new_layouts)
for alias, alias_text in new_aliases.items():
if alias_text in layouts:
aliases[alias] = alias_text
return layouts, aliases
def _find_all_layouts(info_data, keyboard):
"""Looks for layout macros associated with this keyboard.
"""
layouts, aliases = _search_keyboard_h(Path(keyboard))
if not layouts:
# If we don't find any layouts from info.json or keyboard.h we widen our search. This is error prone which is why we want to encourage people to follow the standard above.
info_data['parse_warnings'].append('%s: Falling back to searching for KEYMAP/LAYOUT macros.' % (keyboard))
for file in glob('keyboards/%s/*.h' % keyboard):
if file.endswith('.h'):
these_layouts, these_aliases = find_layouts(file)
if these_layouts:
layouts.update(these_layouts)
for alias, alias_text in these_aliases.items():
if alias_text in layouts:
aliases[alias] = alias_text
return layouts, aliases
def _log_error(info_data, message):
"""Send an error message to both JSON and the log.
"""
info_data['parse_errors'].append(message)
cli.log.error('%s: %s', info_data.get('keyboard_folder', 'Unknown Keyboard!'), message)
def _log_warning(info_data, message):
"""Send a warning message to both JSON and the log.
"""
info_data['parse_warnings'].append(message)
cli.log.warning('%s: %s', info_data.get('keyboard_folder', 'Unknown Keyboard!'), message)
def arm_processor_rules(info_data, rules):
"""Setup the default info for an ARM board.
"""
info_data['processor_type'] = 'arm'
info_data['protocol'] = 'ChibiOS'
if 'bootloader' not in info_data:
if 'STM32' in info_data['processor']:
info_data['bootloader'] = 'stm32-dfu'
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else:
info_data['bootloader'] = 'unknown'
if 'STM32' in info_data['processor']:
info_data['platform'] = 'STM32'
elif 'MCU_SERIES' in rules:
info_data['platform'] = rules['MCU_SERIES']
elif 'ARM_ATSAM' in rules:
info_data['platform'] = 'ARM_ATSAM'
return info_data
def avr_processor_rules(info_data, rules):
"""Setup the default info for an AVR board.
"""
info_data['processor_type'] = 'avr'
info_data['platform'] = rules['ARCH'] if 'ARCH' in rules else 'unknown'
info_data['protocol'] = 'V-USB' if rules.get('MCU') in VUSB_PROCESSORS else 'LUFA'
if 'bootloader' not in info_data:
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info_data['bootloader'] = 'atmel-dfu'
# FIXME(fauxpark/anyone): Eventually we should detect the protocol by looking at PROTOCOL inherited from mcu_selection.mk:
# info_data['protocol'] = 'V-USB' if rules.get('PROTOCOL') == 'VUSB' else 'LUFA'
return info_data
def unknown_processor_rules(info_data, rules):
"""Setup the default keyboard info for unknown boards.
"""
info_data['bootloader'] = 'unknown'
info_data['platform'] = 'unknown'
info_data['processor'] = 'unknown'
info_data['processor_type'] = 'unknown'
info_data['protocol'] = 'unknown'
return info_data
def merge_info_jsons(keyboard, info_data):
"""Return a merged copy of all the info.json files for a keyboard.
"""
for info_file in find_info_json(keyboard):
# Load and validate the JSON data
new_info_data = json_load(info_file)
if not isinstance(new_info_data, dict):
_log_error(info_data, "Invalid file %s, root object should be a dictionary." % (str(info_file),))
continue
try:
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keyboard_validate(new_info_data)
except jsonschema.ValidationError as e:
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json_path = '.'.join([str(p) for p in e.absolute_path])
cli.log.error('Not including data from file: %s', info_file)
cli.log.error('\t%s: %s', json_path, e.message)
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continue
# Merge layout data in
if 'layout_aliases' in new_info_data:
info_data['layout_aliases'] = {**info_data.get('layout_aliases', {}), **new_info_data['layout_aliases']}
del new_info_data['layout_aliases']
for layout_name, layout in new_info_data.get('layouts', {}).items():
if layout_name in info_data.get('layout_aliases', {}):
_log_warning(info_data, f"info.json uses alias name {layout_name} instead of {info_data['layout_aliases'][layout_name]}")
layout_name = info_data['layout_aliases'][layout_name]
if layout_name in info_data['layouts']:
for new_key, existing_key in zip(layout['layout'], info_data['layouts'][layout_name]['layout']):
existing_key.update(new_key)
else:
layout['c_macro'] = False
info_data['layouts'][layout_name] = layout
# Update info_data with the new data
if 'layouts' in new_info_data:
del new_info_data['layouts']
deep_update(info_data, new_info_data)
return info_data
def find_info_json(keyboard):
"""Finds all the info.json files associated with a keyboard.
"""
# Find the most specific first
base_path = Path('keyboards')
keyboard_path = base_path / keyboard
keyboard_parent = keyboard_path.parent
info_jsons = [keyboard_path / 'info.json']
# Add DEFAULT_FOLDER before parents, if present
rules = rules_mk(keyboard)
if 'DEFAULT_FOLDER' in rules:
info_jsons.append(Path(rules['DEFAULT_FOLDER']) / 'info.json')
# Add in parent folders for least specific
for _ in range(5):
info_jsons.append(keyboard_parent / 'info.json')
if keyboard_parent.parent == base_path:
break
keyboard_parent = keyboard_parent.parent
# Return a list of the info.json files that actually exist
return [info_json for info_json in info_jsons if info_json.exists()]