103 lines
2.9 KiB
Python
103 lines
2.9 KiB
Python
"""Functions that help us work with files and folders.
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"""
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import logging
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import os
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import argparse
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from pathlib import Path
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from qmk.constants import MAX_KEYBOARD_SUBFOLDERS, QMK_FIRMWARE
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from qmk.errors import NoSuchKeyboardError
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def is_keyboard(keyboard_name):
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"""Returns True if `keyboard_name` is a keyboard we can compile.
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"""
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if keyboard_name:
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keyboard_path = QMK_FIRMWARE / 'keyboards' / keyboard_name
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rules_mk = keyboard_path / 'rules.mk'
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return rules_mk.exists()
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def under_qmk_firmware():
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"""Returns a Path object representing the relative path under qmk_firmware, or None.
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"""
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cwd = Path(os.environ['ORIG_CWD'])
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try:
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return cwd.relative_to(QMK_FIRMWARE)
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except ValueError:
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return None
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def keyboard(keyboard_name):
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"""Returns the path to a keyboard's directory relative to the qmk root.
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"""
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return Path('keyboards') / keyboard_name
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def keymaps(keyboard_name):
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"""Returns all of the `keymaps/` directories for a given keyboard.
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Args:
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keyboard_name
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The name of the keyboard. Example: clueboard/66/rev3
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"""
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keyboard_folder = keyboard(keyboard_name)
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found_dirs = []
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for _ in range(MAX_KEYBOARD_SUBFOLDERS):
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if (keyboard_folder / 'keymaps').exists():
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found_dirs.append((keyboard_folder / 'keymaps').resolve())
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keyboard_folder = keyboard_folder.parent
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if len(found_dirs) > 0:
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return found_dirs
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logging.error('Could not find the keymaps directory!')
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raise NoSuchKeyboardError('Could not find keymaps directory for: %s' % keyboard_name)
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def keymap(keyboard_name, keymap_name):
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"""Locate the directory of a given keymap.
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Args:
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keyboard_name
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The name of the keyboard. Example: clueboard/66/rev3
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keymap_name
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The name of the keymap. Example: default
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"""
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for keymap_dir in keymaps(keyboard_name):
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if (keymap_dir / keymap_name).exists():
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return (keymap_dir / keymap_name).resolve()
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def normpath(path):
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"""Returns a `pathlib.Path()` object for a given path.
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This will use the path to a file as seen from the directory the script was called from. You should use this to normalize filenames supplied from the command line.
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"""
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path = Path(path)
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if path.is_absolute():
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return path
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return Path(os.environ['ORIG_CWD']) / path
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class FileType(argparse.FileType):
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def __init__(self, *args, **kwargs):
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# Use UTF8 by default for stdin
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if 'encoding' not in kwargs:
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kwargs['encoding'] = 'UTF-8'
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return super().__init__(*args, **kwargs)
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def __call__(self, string):
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"""normalize and check exists
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otherwise magic strings like '-' for stdin resolve to bad paths
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"""
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norm = normpath(string)
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return norm if norm.exists() else super().__call__(string)
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