Output JSON and work on directories
This commit is contained in:
Alan
Florian Müllner
parent
88436383c0
commit
8641eaa538
230
convert_cldr.py
230
convert_cldr.py
@ -1,7 +1,8 @@
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#!/usr/bin/python3
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#
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# Copyright 2015 Daiki Ueno <dueno@src.gnome.org>
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# 2016 Parag Nemade <pnemade@redhat.com>
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# 2017 Alan <alan@boum.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as
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@ -17,17 +18,36 @@
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# License along with this program; if not, see
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# <http://www.gnu.org/licenses/>.
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from gi.repository import Gdk
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from xml.etree.ElementTree import ElementTree, Element
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import glob
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import json
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import locale
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import logging
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import os
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import re
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import sys
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import xml.etree.ElementTree
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import gi
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gi.require_version('GnomeDesktop', '3.0') # NOQA: E402
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from gi.repository import GnomeDesktop
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ESCAPE_PATTERN = re.compile(r'\\u\{([0-9A-Fa-f]+?)\}')
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ISO_PATTERN = re.compile(r'[A-E]([0-9]+)')
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LOCALE_TO_XKB_OVERRIDES = {
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'af': 'za',
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'en': 'us',
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'en-GB': 'uk',
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'es-US': 'latam',
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'fr_CA': 'ca',
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'hi': 'in+bolnagri',
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'ky': 'kg',
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'nl-BE': 'be',
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'zu': None
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}
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def parse_single_key(value):
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key = Element('key')
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uc = 0
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if hasattr(__builtins__, 'unichr'):
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def unescape(m):
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return chr(int(m.group(1), 16))
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@ -35,22 +55,55 @@ def parse_single_key(value):
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def unescape(m):
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return chr(int(m.group(1), 16))
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value = ESCAPE_PATTERN.sub(unescape, value)
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if len(value) > 1:
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key.set('text', value)
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uc = ord(value[0])
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keyval = Gdk.unicode_to_keyval(uc)
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name = Gdk.keyval_name(keyval)
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key.set('name', name)
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return key
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return value
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def convert(source, tree):
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root = Element('layout')
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def parse_rows(keymap):
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unsorted_rows = {}
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for _map in keymap.iter('map'):
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value = _map.get('to')
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key = [parse_single_key(value)]
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iso = _map.get('iso')
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if not ISO_PATTERN.match(iso):
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sys.stderr.write('invalid ISO key name: %s\n' % iso)
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continue
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if not iso[0] in unsorted_rows:
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unsorted_rows[iso[0]] = []
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unsorted_rows[iso[0]].append((int(iso[1:]), key))
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# add subkeys
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longPress = _map.get('longPress')
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if longPress:
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for value in longPress.split(' '):
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subkey = parse_single_key(value)
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key.append(subkey)
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rows = []
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for k, v in sorted(list(unsorted_rows.items()),
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key=lambda x: x[0],
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reverse=True):
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row = []
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for key in sorted(v, key=lambda x: x):
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row.append(key[1])
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rows.append(row)
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return rows
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def convert_xml(tree):
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root = {}
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for xml_keyboard in tree.iter("keyboard"):
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locale_full = xml_keyboard.get("locale")
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locale, sep, end = locale_full.partition("-t-")
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root["locale"] = locale
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for xml_name in tree.iter("name"):
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name = xml_name.get("value")
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root["name"] = name
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root["levels"] = []
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# parse levels
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for index, keymap in enumerate(tree.iter('keyMap')):
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level = Element('level')
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rows = {}
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root.append(level)
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level.set('name', 'level%d' % (index+1))
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level = {}
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root["levels"].append(level)
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level["level"] = index + 1
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# FIXME: heuristics here
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modifiers = keymap.get('modifiers')
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if not modifiers:
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@ -59,70 +112,99 @@ def convert(source, tree):
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mode = 'latched'
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else:
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mode = 'locked'
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level.set('mode', mode)
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for _map in keymap.iter('map'):
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value = _map.get('to')
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key = parse_single_key(value)
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iso = _map.get('iso')
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if not ISO_PATTERN.match(iso):
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sys.stderr.write('invalid ISO key name: %s\n' % iso)
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continue
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if not iso[0] in rows:
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rows[iso[0]] = []
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rows[iso[0]].append((int(iso[1:]), key))
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# add attribute to certain keys
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name = key.get('name')
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if name == 'space':
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key.set('align', 'center')
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key.set('width', '6.0')
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if name in ('space', 'BackSpace'):
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key.set('repeatable', 'yes')
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# add subkeys
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longPress = _map.get('longPress')
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if longPress:
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for value in longPress.split(' '):
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subkey = parse_single_key(value)
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key.append(subkey)
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for k, v in sorted(list(rows.items()), key=lambda x: x[0], reverse=True):
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row = Element('row')
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for key in sorted(v, key=lambda x: x):
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row.append(key[1])
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level.append(row)
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level["mode"] = mode
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level["rows"] = parse_rows(keymap)
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return root
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def indent(elem, level=0):
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i = "\n" + level*" "
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if len(elem):
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if not elem.text or not elem.text.strip():
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elem.text = i + " "
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if not elem.tail or not elem.tail.strip():
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elem.tail = i
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for elem in elem:
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indent(elem, level+1)
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if not elem.tail or not elem.tail.strip():
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elem.tail = i
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def locale_to_xkb(locale, name):
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if locale in sorted(LOCALE_TO_XKB_OVERRIDES.keys()):
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xkb = LOCALE_TO_XKB_OVERRIDES[locale]
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logging.debug("override for %s → %s",
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locale, xkb)
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if xkb:
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return xkb
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else:
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if level and (not elem.tail or not elem.tail.strip()):
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elem.tail = i
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raise KeyError("layout %s explicitely disabled in overrides"
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% locale)
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xkb_names = sorted(name_to_xkb.keys())
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if name in xkb_names:
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return name_to_xkb[name]
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else:
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logging.debug("name %s failed" % name)
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for sub_name in name.split(' '):
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if sub_name in xkb_names:
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xkb = name_to_xkb[sub_name]
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logging.debug("dumb mapping failed but match with locale word: "
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"%s (%s) → %s (%s)",
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locale, name, xkb, sub_name)
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return xkb
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else:
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logging.debug("sub_name failed")
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for xkb_name in xkb_names:
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for xkb_sub_name in xkb_name.split(' '):
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if xkb_sub_name.strip('()') == name:
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xkb = name_to_xkb[xkb_name]
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logging.debug("dumb mapping failed but match with xkb word: "
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"%s (%s) → %s (%s)",
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locale, name, xkb, xkb_name)
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return xkb
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raise KeyError("failed to find XKB mapping for %s" % locale)
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def convert_file(source_file, destination_path):
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logging.info("Parsing %s", source_file)
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itree = xml.etree.ElementTree.ElementTree()
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itree.parse(source_file)
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root = convert_xml(itree)
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try:
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xkb_name = locale_to_xkb(root["locale"], root["name"])
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except KeyError as e:
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logging.warn(e)
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return False
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destination_file = os.path.join(destination_path, xkb_name + ".json")
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with open(destination_file, 'w', encoding="utf-8") as dest_fd:
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json.dump(root, dest_fd, ensure_ascii=False, indent=2, sort_keys=True)
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logging.debug("written %s", destination_file)
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def load_xkb_mappings():
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xkb = GnomeDesktop.XkbInfo()
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layouts = xkb.get_all_layouts()
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name_to_xkb = {}
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for layout in layouts:
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name = xkb.get_layout_info(layout).display_name
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name_to_xkb[name] = layout
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return name_to_xkb
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if __name__ == "__main__":
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import sys
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if "DEBUG" in os.environ:
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logging.basicConfig(level=logging.DEBUG)
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if len(sys.argv) != 2:
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locale.setlocale(locale.LC_ALL, "C")
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name_to_xkb = load_xkb_mappings()
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if len(sys.argv) < 2:
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print("supply a CLDR keyboard file")
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sys.exit(1)
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source = sys.argv[-1]
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itree = ElementTree()
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itree.parse(source)
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if len(sys.argv) < 3:
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print("supply an output directory")
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sys.exit(1)
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root = convert(source, itree)
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indent(root)
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otree = ElementTree(root)
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if hasattr(sys.stdout, 'buffer'):
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out = sys.stdout.buffer
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else:
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out = sys.stdout
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otree.write(out, xml_declaration=True, encoding='UTF-8')
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source = sys.argv[1]
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destination = sys.argv[2]
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if os.path.isfile(source):
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convert_file(source, destination)
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elif os.path.isdir(source):
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os.chdir(source)
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for path in glob.glob("*-t-k0-android.xml"):
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convert_file(path, destination)
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