Another major refactoring, add documentation

Move all useful functions to the qmk module and use the cli subcommand
as a wrapper around it.
Add both inline comments and documentation.
This commit is contained in:
Erovia 2019-10-13 19:07:22 +02:00 committed by skullydazed
parent f96085af38
commit 26f53d38d9
5 changed files with 172 additions and 76 deletions

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@ -252,6 +252,16 @@ This command lists all the keyboards currently defined in `qmk_firmware`
qmk list-keyboards
```
## `qmk list_keymaps`
This command lists all the keymaps for a specified keyboard (and revision).
**Usage**:
```
qmk list_keymaps -kb planck/ez
```
## `qmk new-keymap`
This command creates a new keymap based on a keyboard's existing default keymap.

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@ -1,57 +1,8 @@
"""List the keymaps for a specific keyboard
"""
import os
import re
import glob
from bs4 import UnicodeDammit
from milc import cli
def unicode_text(filename):
"""Returns the contents of filename as a UTF-8 string. Tries to DTRT when it comes to encoding.
"""
with open(filename, "rb") as fd:
text = UnicodeDammit(fd.read())
if text.contains_replacement_characters:
log_warning("%s: Could not determine file encoding, some characters were replaced." % (filename,))
return text.unicode_markup or ""
def unicode_lines(filename):
"""Returns the contents of filename as a UTF-8 string. Tries to DTRT when it comes to encoding.
"""
return unicode_text(filename).split("\n")
def parse_rules_mk(keyboard, revision = ""):
base_path = os.path.join(os.getcwd(), "keyboards", keyboard) + os.path.sep
rules_mk = dict()
if os.path.exists(base_path + os.path.sep + revision):
rules_mk_path_wildcard = os.path.join(base_path, "**", "rules.mk")
rules_mk_regex = re.compile(r"^" + base_path + "(?:" + revision + os.path.sep + ")?rules.mk")
paths = [path for path in glob.iglob(rules_mk_path_wildcard, recursive = True) if rules_mk_regex.search(path)]
config_regex = re.compile(r"^\s*(\S+)\s*=\s*((?:\s*\S+)+)")
for file_path in paths:
rules_mk_content = unicode_lines(file_path)
parsed_file = dict()
for line in rules_mk_content:
found = config_regex.search(line)
if found:
parsed_file[found.group(1)] = found.group(2)
version = file_path.replace(base_path, "").replace(os.path.sep, "").replace("rules.mk", "")
rules_mk[version if version else "base"] = parsed_file
return rules_mk
def find_keymaps(base_path, revision = "", community = False):
path_wildcard = os.path.join(base_path, "**", "keymap.c")
if community:
path_regex = re.compile(r"^" + re.escape(base_path) + "(\S+)" + os.path.sep + "keymap\.c")
else:
path_regex = re.compile(r"^" + re.escape(base_path) + "(?:" + re.escape(revision) + os.path.sep + ")?keymaps" + os.path.sep + "(\S+)" + os.path.sep + "keymap\.c")
names = [path_regex.sub(lambda name: name.group(1), path) for path in glob.iglob(path_wildcard, recursive = True) if path_regex.search(path)]
return names
import qmk.keymap
from qmk.errors import NoSuchKeyboardError
@cli.argument("-kb", "--keyboard", help="Specify keyboard name. Example: 1upkeyboards/1up60hse")
@cli.subcommand("List the keymaps for a specific keyboard")
@ -60,29 +11,10 @@ def list_keymaps(cli):
"""
# ask for user input if keyboard was not provided in the command line
keyboard_name = cli.config.list_keymaps.keyboard if cli.config.list_keymaps.keyboard else input("Keyboard Name: ")
if os.path.sep in keyboard_name:
keyboard, revision = os.path.split(os.path.normpath(keyboard_name))
else:
keyboard = keyboard_name
revision = ""
# get all the rules.mk files for the keyboard
rules_mk = parse_rules_mk(keyboard, revision)
names = list()
if rules_mk:
if "base" in rules_mk or revision:
kb_base_path = os.path.join(os.getcwd(), "keyboards", keyboard) + os.path.sep
names = find_keymaps(kb_base_path, revision)
for rev, data in rules_mk.items():
if "LAYOUTS" in data:
for layout in data["LAYOUTS"].split():
cl_base_path = os.path.join(os.getcwd(), "layouts", "community", layout) + os.path.sep
names = names + find_keymaps(cl_base_path, rev, community = True)
names.sort()
for name in names:
try:
for name in qmk.keymap.list_keymaps(keyboard_name):
# We echo instead of cli.log.info to allow easier piping of this output
cli.echo(keyboard_name + ":" + name)
except NoSuchKeyboardError as e:
cli.echo("{fg_red}" + e.message)

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@ -1,8 +1,13 @@
"""Functions that help you work with QMK keymaps.
"""
import os
from traceback import format_exc
import re
import glob
import qmk.path
import qmk.makefile
from qmk.errors import NoSuchKeyboardError
# The `keymap.c` template to use when a keyboard doesn't have its own
DEFAULT_KEYMAP_C = """#include QMK_KEYBOARD_H
@ -94,3 +99,57 @@ def write(keyboard, keymap, layout, layers):
keymap_fd.write(keymap_c)
return keymap_file
def find_keymaps(base_path, revision = "", community = False):
""" Find the available keymaps for a keyboard and revision pair.
Args:
base_path: The base path of the keyboard.
revision: The keyboard's revision.
community: Set to True for the layouts under layouts/community.
Returns:
a list with whe keymaps's names
"""
path_wildcard = os.path.join(base_path, "**", "keymap.c")
if community:
path_regex = re.compile(r"^" + re.escape(base_path) + "(\S+)" + os.path.sep + "keymap\.c")
else:
path_regex = re.compile(r"^" + re.escape(base_path) + "(?:" + re.escape(revision) + os.path.sep + ")?keymaps" + os.path.sep + "(\S+)" + os.path.sep + "keymap\.c")
names = [path_regex.sub(lambda name: name.group(1), path) for path in glob.iglob(path_wildcard, recursive = True) if path_regex.search(path)]
return names
def list_keymaps(keyboard_name):
""" List the available keymaps for a keyboard.
Args:
keyboard_name: the keyboards full name with vendor and revision if necessary, example: clueboard/66/rev3
Returns:
a list with the names of the available keymaps
"""
if os.path.sep in keyboard_name:
keyboard, revision = os.path.split(os.path.normpath(keyboard_name))
else:
keyboard = keyboard_name
revision = ""
# parse all the rules.mk files for the keyboard
rules_mk = qmk.makefile.get_rules_mk(keyboard, revision)
names = list()
if rules_mk:
# get the keymaps from the keyboard's directory
kb_base_path = os.path.join(os.getcwd(), "keyboards", keyboard) + os.path.sep
names = find_keymaps(kb_base_path, revision)
# if community layouts are supported, get them
if "LAYOUTS" in rules_mk:
for layout in rules_mk["LAYOUTS"]["value"].split():
cl_base_path = os.path.join(os.getcwd(), "layouts", "community", layout) + os.path.sep
names = names + find_keymaps(cl_base_path, revision, community = True)
names.sort()
return names

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@ -0,0 +1,77 @@
""" Functions for working with Makefiles
"""
import os
import glob
import re
import qmk.path
from qmk.errors import NoSuchKeyboardError
def parse_rules_mk(file_path):
""" Parse a rules.mk file
Args:
file_path: path to the rules.mk file
Returns:
a dictionary with the file's content
"""
# regex to match lines with comment at the end
# group(1) = option's name
# group(2) = operator (eg.: '=', '+=')
# group(3) = value(s)
commented_regex = re.compile(r"^\s*(\w+)\s*([\:\+\-]?=)\s*(.*?)(?=\s*\#)")
# regex to match lines without comment at the end
# group(1) = option's name
# group(2) = operator (eg.: '=', '+=')
# group(3) = value(s)
uncommented_regex = re.compile(r"^\s*(\w+)\s*([\:\+\-]?=)\s*(.*?)(?=\s*$)")
mk_content = qmk.path.unicode_lines(file_path)
parsed_file = dict()
for line in mk_content:
found = commented_regex.search(line) if "#" in line else uncommented_regex.search(line)
if found:
parsed_file[found.group(1)] = dict(operator = found.group(2), value = found.group(3))
return parsed_file
def merge_rules_mk_files(base, revision):
""" Merge a keyboard revision's rules.mk file with
the 'base' rules.mk file
Args:
base: the base rules.mk file's content as dictionary
revision: the revision's rules.mk file's content as dictionary
Returns:
a dictionary with the merged content
"""
return {**base, **revision}
def get_rules_mk(keyboard, revision = ""):
""" Get a rules.mk for a keyboard
Args:
keyboard: name of the keyboard
revision: revision of the keyboard
Returns:
a dictionary with the content of the rules.mk file
"""
base_path = os.path.join(os.getcwd(), "keyboards", keyboard) + os.path.sep
rules_mk = dict()
if os.path.exists(base_path + os.path.sep + revision):
rules_mk_path_wildcard = os.path.join(base_path, "**", "rules.mk")
rules_mk_regex = re.compile(r"^" + base_path + "(?:" + revision + os.path.sep + ")?rules.mk")
paths = [path for path in glob.iglob(rules_mk_path_wildcard, recursive = True) if rules_mk_regex.search(path)]
for file_path in paths:
rules_mk[revision if revision in file_path else "base"] = parse_rules_mk(file_path)
else:
raise NoSuchKeyboardError("The requested keyboard and/or revision does not exist.")
# if the base or the revision directory does not contain a rules.mk
if len(rules_mk) == 1:
rules_mk = rules_mk[revision]
# if both directories contain rules.mk files
elif len(rules_mk) == 2:
rules_mk = merge_rules_mk_files(rules_mk["base"], rules_mk[revision])
return rules_mk

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@ -5,6 +5,7 @@ import os
from qmk.errors import NoSuchKeyboardError
from bs4 import UnicodeDammit
def keymap(keyboard):
"""Locate the correct directory for storing a keymap.
@ -33,3 +34,20 @@ def normpath(path):
return os.path.normpath(path)
return os.path.normpath(os.path.join(os.environ['ORIG_CWD'], path))
def unicode_text(filename):
"""Returns the contents of filename as a UTF-8 string. Tries to DTRT when it comes to encoding.
"""
with open(filename, "rb") as fd:
text = UnicodeDammit(fd.read())
if text.contains_replacement_characters:
log_warning("%s: Could not determine file encoding, some characters were replaced." % (filename,))
return text.unicode_markup or ""
def unicode_lines(filename):
"""Returns the contents of filename as a UTF-8 string. Tries to DTRT when it comes to encoding.
"""
return unicode_text(filename).split("\n")