146 lines
		
	
	
		
			5.6 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			146 lines
		
	
	
		
			5.6 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
| """Generate a keymap.c from a configurator export.
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| """
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| import json
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| import re
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| 
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| from milc import cli
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| 
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| import qmk.keyboard
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| import qmk.path
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| from qmk.info import info_json
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| from qmk.json_encoders import KeymapJSONEncoder
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| from qmk.commands import parse_configurator_json, dump_lines
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| from qmk.keymap import generate_json, list_keymaps, locate_keymap, parse_keymap_c
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| 
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| 
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| def _find_via_layout_macro(keyboard):
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|     keymap_layout = None
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|     if 'via' in list_keymaps(keyboard):
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|         keymap_path = locate_keymap(keyboard, 'via')
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|         if keymap_path.suffix == '.json':
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|             keymap_layout = parse_configurator_json(keymap_path)['layout']
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|         else:
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|             keymap_layout = parse_keymap_c(keymap_path)['layers'][0]['layout']
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|     return keymap_layout
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| 
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| 
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| def _convert_macros(via_macros):
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|     via_macros = list(filter(lambda f: bool(f), via_macros))
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|     if len(via_macros) == 0:
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|         return list()
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|     split_regex = re.compile(r'(}\,)|(\,{)')
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|     macros = list()
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|     for via_macro in via_macros:
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|         # Split VIA macro to its elements
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|         macro = split_regex.split(via_macro)
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|         # Remove junk elements (None, '},' and ',{')
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|         macro = list(filter(lambda f: False if f in (None, '},', ',{') else True, macro))
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|         macro_data = list()
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|         for m in macro:
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|             if '{' in m or '}' in m:
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|                 # Found keycode(s)
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|                 keycodes = m.split(',')
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|                 # Remove whitespaces and curly braces from around keycodes
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|                 keycodes = list(map(lambda s: s.strip(' {}'), keycodes))
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|                 # Remove the KC prefix
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|                 keycodes = list(map(lambda s: s.replace('KC_', ''), keycodes))
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|                 macro_data.append({"action": "tap", "keycodes": keycodes})
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|             else:
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|                 # Found text
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|                 macro_data.append(m)
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|         macros.append(macro_data)
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| 
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|     return macros
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| 
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| 
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| def _fix_macro_keys(keymap_data):
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|     macro_no = re.compile(r'MACRO0?([0-9]{1,2})')
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|     for i in range(0, len(keymap_data)):
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|         for j in range(0, len(keymap_data[i])):
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|             kc = keymap_data[i][j]
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|             m = macro_no.match(kc)
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|             if m:
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|                 keymap_data[i][j] = f'MACRO_{m.group(1)}'
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|     return keymap_data
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| 
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| 
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| def _via_to_keymap(via_backup, keyboard_data, keymap_layout):
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|     # Check if passed LAYOUT is correct
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|     layout_data = keyboard_data['layouts'].get(keymap_layout)
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|     if not layout_data:
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|         cli.log.error(f'LAYOUT macro {keymap_layout} is not a valid one for keyboard {cli.args.keyboard}!')
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|         exit(1)
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| 
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|     layout_data = layout_data['layout']
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|     sorting_hat = list()
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|     for index, data in enumerate(layout_data):
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|         sorting_hat.append([index, data['matrix']])
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| 
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|     sorting_hat.sort(key=lambda k: (k[1][0], k[1][1]))
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| 
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|     pos = 0
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|     for row_num in range(0, keyboard_data['matrix_size']['rows']):
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|         for col_num in range(0, keyboard_data['matrix_size']['cols']):
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|             if pos >= len(sorting_hat) or sorting_hat[pos][1][0] != row_num or sorting_hat[pos][1][1] != col_num:
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|                 sorting_hat.insert(pos, [None, [row_num, col_num]])
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|             else:
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|                 sorting_hat.append([None, [row_num, col_num]])
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|             pos += 1
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| 
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|     keymap_data = list()
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|     for layer in via_backup['layers']:
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|         pos = 0
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|         layer_data = list()
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|         for key in layer:
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|             if sorting_hat[pos][0] is not None:
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|                 layer_data.append([sorting_hat[pos][0], key])
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|             pos += 1
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|         layer_data.sort()
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|         layer_data = [kc[1] for kc in layer_data]
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|         keymap_data.append(layer_data)
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| 
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|     return keymap_data
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| 
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| 
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| @cli.argument('-o', '--output', arg_only=True, type=qmk.path.normpath, help='File to write to')
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| @cli.argument('-q', '--quiet', arg_only=True, action='store_true', help="Quiet mode, only output error messages")
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| @cli.argument('filename', type=qmk.path.FileType('r'), arg_only=True, help='VIA Backup JSON file')
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| @cli.argument('-kb', '--keyboard', type=qmk.keyboard.keyboard_folder, completer=qmk.keyboard.keyboard_completer, arg_only=True, required=True, help='The keyboard\'s name')
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| @cli.argument('-km', '--keymap', arg_only=True, default='via2json', help='The keymap\'s name')
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| @cli.argument('-l', '--layout', arg_only=True, help='The keymap\'s layout')
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| @cli.subcommand('Convert a VIA backup json to keymap.json format.')
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| def via2json(cli):
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|     """Convert a VIA backup json to keymap.json format.
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| 
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|     This command uses the `qmk.keymap` module to generate a keymap.json from a VIA backup json. The generated keymap is written to stdout, or to a file if -o is provided.
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|     """
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|     # Find appropriate layout macro
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|     keymap_layout = cli.args.layout if cli.args.layout else _find_via_layout_macro(cli.args.keyboard)
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|     if not keymap_layout:
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|         cli.log.error(f"Couldn't find LAYOUT macro for keyboard {cli.args.keyboard}. Please specify it with the '-l' argument.")
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|         exit(1)
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| 
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|     # Load the VIA backup json
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|     with cli.args.filename.open('r') as fd:
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|         via_backup = json.load(fd)
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| 
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|     # Generate keyboard metadata
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|     keyboard_data = info_json(cli.args.keyboard)
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| 
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|     # Get keycode array
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|     keymap_data = _via_to_keymap(via_backup, keyboard_data, keymap_layout)
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| 
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|     # Convert macros
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|     macro_data = list()
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|     if via_backup.get('macros'):
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|         macro_data = _convert_macros(via_backup['macros'])
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| 
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|         # Replace VIA macro keys with JSON keymap ones
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|         keymap_data = _fix_macro_keys(keymap_data)
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| 
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|     # Generate the keymap.json
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|     keymap_json = generate_json(cli.args.keymap, cli.args.keyboard, keymap_layout, keymap_data, macro_data)
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| 
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|     keymap_lines = [json.dumps(keymap_json, cls=KeymapJSONEncoder, sort_keys=True)]
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|     dump_lines(cli.args.output, keymap_lines, cli.args.quiet)
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