Output JSON and work on directories

This commit is contained in:
Alan 2017-08-01 15:34:13 +00:00 committed by Florian Müllner
parent 88436383c0
commit 8641eaa538

View File

@ -1,7 +1,8 @@
#!/usr/bin/python3
#
# Copyright 2015 Daiki Ueno <dueno@src.gnome.org>
# 2016 Parag Nemade <pnemade@redhat.com>
# 2017 Alan <alan@boum.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
@ -17,17 +18,36 @@
# License along with this program; if not, see
# <http://www.gnu.org/licenses/>.
from gi.repository import Gdk
from xml.etree.ElementTree import ElementTree, Element
import glob
import json
import locale
import logging
import os
import re
import sys
import xml.etree.ElementTree
import gi
gi.require_version('GnomeDesktop', '3.0') # NOQA: E402
from gi.repository import GnomeDesktop
ESCAPE_PATTERN = re.compile(r'\\u\{([0-9A-Fa-f]+?)\}')
ISO_PATTERN = re.compile(r'[A-E]([0-9]+)')
LOCALE_TO_XKB_OVERRIDES = {
'af': 'za',
'en': 'us',
'en-GB': 'uk',
'es-US': 'latam',
'fr_CA': 'ca',
'hi': 'in+bolnagri',
'ky': 'kg',
'nl-BE': 'be',
'zu': None
}
def parse_single_key(value):
key = Element('key')
uc = 0
if hasattr(__builtins__, 'unichr'):
def unescape(m):
return chr(int(m.group(1), 16))
@ -35,22 +55,55 @@ def parse_single_key(value):
def unescape(m):
return chr(int(m.group(1), 16))
value = ESCAPE_PATTERN.sub(unescape, value)
if len(value) > 1:
key.set('text', value)
uc = ord(value[0])
keyval = Gdk.unicode_to_keyval(uc)
name = Gdk.keyval_name(keyval)
key.set('name', name)
return key
return value
def convert(source, tree):
root = Element('layout')
def parse_rows(keymap):
unsorted_rows = {}
for _map in keymap.iter('map'):
value = _map.get('to')
key = [parse_single_key(value)]
iso = _map.get('iso')
if not ISO_PATTERN.match(iso):
sys.stderr.write('invalid ISO key name: %s\n' % iso)
continue
if not iso[0] in unsorted_rows:
unsorted_rows[iso[0]] = []
unsorted_rows[iso[0]].append((int(iso[1:]), key))
# add subkeys
longPress = _map.get('longPress')
if longPress:
for value in longPress.split(' '):
subkey = parse_single_key(value)
key.append(subkey)
rows = []
for k, v in sorted(list(unsorted_rows.items()),
key=lambda x: x[0],
reverse=True):
row = []
for key in sorted(v, key=lambda x: x):
row.append(key[1])
rows.append(row)
return rows
def convert_xml(tree):
root = {}
for xml_keyboard in tree.iter("keyboard"):
locale_full = xml_keyboard.get("locale")
locale, sep, end = locale_full.partition("-t-")
root["locale"] = locale
for xml_name in tree.iter("name"):
name = xml_name.get("value")
root["name"] = name
root["levels"] = []
# parse levels
for index, keymap in enumerate(tree.iter('keyMap')):
level = Element('level')
rows = {}
root.append(level)
level.set('name', 'level%d' % (index+1))
level = {}
root["levels"].append(level)
level["level"] = index + 1
# FIXME: heuristics here
modifiers = keymap.get('modifiers')
if not modifiers:
@ -59,70 +112,99 @@ def convert(source, tree):
mode = 'latched'
else:
mode = 'locked'
level.set('mode', mode)
for _map in keymap.iter('map'):
value = _map.get('to')
key = parse_single_key(value)
iso = _map.get('iso')
if not ISO_PATTERN.match(iso):
sys.stderr.write('invalid ISO key name: %s\n' % iso)
continue
if not iso[0] in rows:
rows[iso[0]] = []
rows[iso[0]].append((int(iso[1:]), key))
# add attribute to certain keys
name = key.get('name')
if name == 'space':
key.set('align', 'center')
key.set('width', '6.0')
if name in ('space', 'BackSpace'):
key.set('repeatable', 'yes')
# add subkeys
longPress = _map.get('longPress')
if longPress:
for value in longPress.split(' '):
subkey = parse_single_key(value)
key.append(subkey)
for k, v in sorted(list(rows.items()), key=lambda x: x[0], reverse=True):
row = Element('row')
for key in sorted(v, key=lambda x: x):
row.append(key[1])
level.append(row)
level["mode"] = mode
level["rows"] = parse_rows(keymap)
return root
def indent(elem, level=0):
i = "\n" + level*" "
if len(elem):
if not elem.text or not elem.text.strip():
elem.text = i + " "
if not elem.tail or not elem.tail.strip():
elem.tail = i
for elem in elem:
indent(elem, level+1)
if not elem.tail or not elem.tail.strip():
elem.tail = i
def locale_to_xkb(locale, name):
if locale in sorted(LOCALE_TO_XKB_OVERRIDES.keys()):
xkb = LOCALE_TO_XKB_OVERRIDES[locale]
logging.debug("override for %s%s",
locale, xkb)
if xkb:
return xkb
else:
raise KeyError("layout %s explicitely disabled in overrides"
% locale)
xkb_names = sorted(name_to_xkb.keys())
if name in xkb_names:
return name_to_xkb[name]
else:
if level and (not elem.tail or not elem.tail.strip()):
elem.tail = i
logging.debug("name %s failed" % name)
for sub_name in name.split(' '):
if sub_name in xkb_names:
xkb = name_to_xkb[sub_name]
logging.debug("dumb mapping failed but match with locale word: "
"%s (%s) → %s (%s)",
locale, name, xkb, sub_name)
return xkb
else:
logging.debug("sub_name failed")
for xkb_name in xkb_names:
for xkb_sub_name in xkb_name.split(' '):
if xkb_sub_name.strip('()') == name:
xkb = name_to_xkb[xkb_name]
logging.debug("dumb mapping failed but match with xkb word: "
"%s (%s) → %s (%s)",
locale, name, xkb, xkb_name)
return xkb
raise KeyError("failed to find XKB mapping for %s" % locale)
def convert_file(source_file, destination_path):
logging.info("Parsing %s", source_file)
itree = xml.etree.ElementTree.ElementTree()
itree.parse(source_file)
root = convert_xml(itree)
try:
xkb_name = locale_to_xkb(root["locale"], root["name"])
except KeyError as e:
logging.warn(e)
return False
destination_file = os.path.join(destination_path, xkb_name + ".json")
with open(destination_file, 'w', encoding="utf-8") as dest_fd:
json.dump(root, dest_fd, ensure_ascii=False, indent=2, sort_keys=True)
logging.debug("written %s", destination_file)
def load_xkb_mappings():
xkb = GnomeDesktop.XkbInfo()
layouts = xkb.get_all_layouts()
name_to_xkb = {}
for layout in layouts:
name = xkb.get_layout_info(layout).display_name
name_to_xkb[name] = layout
return name_to_xkb
if __name__ == "__main__":
import sys
if "DEBUG" in os.environ:
logging.basicConfig(level=logging.DEBUG)
if len(sys.argv) != 2:
locale.setlocale(locale.LC_ALL, "C")
name_to_xkb = load_xkb_mappings()
if len(sys.argv) < 2:
print("supply a CLDR keyboard file")
sys.exit(1)
source = sys.argv[-1]
itree = ElementTree()
itree.parse(source)
if len(sys.argv) < 3:
print("supply an output directory")
sys.exit(1)
root = convert(source, itree)
indent(root)
otree = ElementTree(root)
if hasattr(sys.stdout, 'buffer'):
out = sys.stdout.buffer
else:
out = sys.stdout
otree.write(out, xml_declaration=True, encoding='UTF-8')
source = sys.argv[1]
destination = sys.argv[2]
if os.path.isfile(source):
convert_file(source, destination)
elif os.path.isdir(source):
os.chdir(source)
for path in glob.glob("*-t-k0-android.xml"):
convert_file(path, destination)