219 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			219 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| """Functions that help us work with keyboards.
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| """
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| from array import array
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| from math import ceil
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| from pathlib import Path
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| import os
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| from glob import glob
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| 
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| import qmk.path
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| from qmk.c_parse import parse_config_h_file
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| from qmk.json_schema import json_load
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| from qmk.makefile import parse_rules_mk_file
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| 
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| BOX_DRAWING_CHARACTERS = {
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|     "unicode": {
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|         "tl": "┌",
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|         "tr": "┐",
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|         "bl": "└",
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|         "br": "┘",
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|         "v": "│",
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|         "h": "─",
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|     },
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|     "ascii": {
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|         "tl": " ",
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|         "tr": " ",
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|         "bl": "|",
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|         "br": "|",
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|         "v": "|",
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|         "h": "_",
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|     },
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| }
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| 
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| base_path = os.path.join(os.getcwd(), "keyboards") + os.path.sep
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| 
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| 
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| def find_keyboard_from_dir():
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|     """Returns a keyboard name based on the user's current directory.
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|     """
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|     relative_cwd = qmk.path.under_qmk_firmware()
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| 
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|     if relative_cwd and len(relative_cwd.parts) > 1 and relative_cwd.parts[0] == 'keyboards':
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|         # Attempt to extract the keyboard name from the current directory
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|         current_path = Path('/'.join(relative_cwd.parts[1:]))
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| 
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|         if 'keymaps' in current_path.parts:
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|             # Strip current_path of anything after `keymaps`
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|             keymap_index = len(current_path.parts) - current_path.parts.index('keymaps') - 1
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|             current_path = current_path.parents[keymap_index]
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| 
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|         if qmk.path.is_keyboard(current_path):
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|             return str(current_path)
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| 
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| 
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| def find_readme(keyboard):
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|     """Returns the readme for this keyboard.
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|     """
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|     cur_dir = qmk.path.keyboard(keyboard)
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|     keyboards_dir = Path('keyboards')
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|     while not (cur_dir / 'readme.md').exists():
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|         if cur_dir == keyboards_dir:
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|             return None
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|         cur_dir = cur_dir.parent
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| 
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|     return cur_dir / 'readme.md'
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| 
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| 
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| def keyboard_folder(keyboard):
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|     """Returns the actual keyboard folder.
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| 
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|     This checks aliases and DEFAULT_FOLDER to resolve the actual path for a keyboard.
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|     """
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|     aliases = json_load(Path('data/mappings/keyboard_aliases.json'))
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| 
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|     if keyboard in aliases:
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|         keyboard = aliases[keyboard].get('target', keyboard)
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| 
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|     rules_mk_file = Path(base_path, keyboard, 'rules.mk')
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| 
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|     if rules_mk_file.exists():
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|         rules_mk = parse_rules_mk_file(rules_mk_file)
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|         keyboard = rules_mk.get('DEFAULT_FOLDER', keyboard)
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| 
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|     if not qmk.path.is_keyboard(keyboard):
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|         raise ValueError(f'Invalid keyboard: {keyboard}')
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| 
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|     return keyboard
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| 
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| 
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| def _find_name(path):
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|     """Determine the keyboard name by stripping off the base_path and rules.mk.
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|     """
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|     return path.replace(base_path, "").replace(os.path.sep + "rules.mk", "")
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| 
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| 
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| def keyboard_completer(prefix, action, parser, parsed_args):
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|     """Returns a list of keyboards for tab completion.
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|     """
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|     return list_keyboards()
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| 
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| 
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| def list_keyboards():
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|     """Returns a list of all keyboards.
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|     """
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|     # We avoid pathlib here because this is performance critical code.
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|     kb_wildcard = os.path.join(base_path, "**", "rules.mk")
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|     paths = [path for path in glob(kb_wildcard, recursive=True) if 'keymaps' not in path]
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| 
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|     return sorted(set(map(resolve_keyboard, map(_find_name, paths))))
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| 
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| 
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| def resolve_keyboard(keyboard):
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|     cur_dir = Path('keyboards')
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|     rules = parse_rules_mk_file(cur_dir / keyboard / 'rules.mk')
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|     while 'DEFAULT_FOLDER' in rules and keyboard != rules['DEFAULT_FOLDER']:
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|         keyboard = rules['DEFAULT_FOLDER']
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|         rules = parse_rules_mk_file(cur_dir / keyboard / 'rules.mk')
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|     return keyboard
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| 
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| 
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| def config_h(keyboard):
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|     """Parses all the config.h files for a keyboard.
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| 
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|     Args:
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|         keyboard: name of the keyboard
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| 
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|     Returns:
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|         a dictionary representing the content of the entire config.h tree for a keyboard
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|     """
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|     config = {}
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|     cur_dir = Path('keyboards')
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|     keyboard = Path(resolve_keyboard(keyboard))
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| 
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|     for dir in keyboard.parts:
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|         cur_dir = cur_dir / dir
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|         config = {**config, **parse_config_h_file(cur_dir / 'config.h')}
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| 
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|     return config
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| 
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| 
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| def rules_mk(keyboard):
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|     """Get a rules.mk for a keyboard
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| 
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|     Args:
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|         keyboard: name of the keyboard
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| 
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|     Returns:
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|         a dictionary representing the content of the entire rules.mk tree for a keyboard
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|     """
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|     cur_dir = Path('keyboards')
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|     keyboard = Path(resolve_keyboard(keyboard))
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|     rules = parse_rules_mk_file(cur_dir / keyboard / 'rules.mk')
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| 
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|     for i, dir in enumerate(keyboard.parts):
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|         cur_dir = cur_dir / dir
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|         rules = parse_rules_mk_file(cur_dir / 'rules.mk', rules)
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| 
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|     return rules
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| 
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| 
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| def render_layout(layout_data, render_ascii, key_labels=None):
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|     """Renders a single layout.
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|     """
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|     textpad = [array('u', ' ' * 200) for x in range(100)]
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|     style = 'ascii' if render_ascii else 'unicode'
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|     box_chars = BOX_DRAWING_CHARACTERS[style]
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| 
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|     for key in layout_data:
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|         x = ceil(key.get('x', 0) * 4)
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|         y = ceil(key.get('y', 0) * 3)
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|         w = ceil(key.get('w', 1) * 4)
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|         h = ceil(key.get('h', 1) * 3)
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| 
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|         if key_labels:
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|             label = key_labels.pop(0)
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|             if label.startswith('KC_'):
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|                 label = label[3:]
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|         else:
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|             label = key.get('label', '')
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| 
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|         label_len = w - 2
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|         label_leftover = label_len - len(label)
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| 
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|         if len(label) > label_len:
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|             label = label[:label_len]
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| 
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|         label_blank = ' ' * label_len
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|         label_border = box_chars['h'] * label_len
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|         label_middle = label + ' '*label_leftover  # noqa: yapf insists there be no whitespace around *
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| 
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|         top_line = array('u', box_chars['tl'] + label_border + box_chars['tr'])
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|         lab_line = array('u', box_chars['v'] + label_middle + box_chars['v'])
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|         mid_line = array('u', box_chars['v'] + label_blank + box_chars['v'])
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|         bot_line = array('u', box_chars['bl'] + label_border + box_chars['br'])
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| 
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|         textpad[y][x:x + w] = top_line
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|         textpad[y + 1][x:x + w] = lab_line
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|         for i in range(h - 3):
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|             textpad[y + i + 2][x:x + w] = mid_line
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|         textpad[y + h - 1][x:x + w] = bot_line
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| 
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|     lines = []
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|     for line in textpad:
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|         if line.tounicode().strip():
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|             lines.append(line.tounicode().rstrip())
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| 
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|     return '\n'.join(lines)
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| 
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| 
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| def render_layouts(info_json, render_ascii):
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|     """Renders all the layouts from an `info_json` structure.
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|     """
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|     layouts = {}
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| 
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|     for layout in info_json['layouts']:
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|         layout_data = info_json['layouts'][layout]['layout']
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|         layouts[layout] = render_layout(layout_data, render_ascii)
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| 
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|     return layouts
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