freerdp/scripts/fetch_language_identifiers.py

130 lines
4.2 KiB
Python
Executable File

#!/bin/env python3
#
# This is a helper script that fetches the current language and keyboard tables
# and writes the result to a C compatible struct.
#
import os
import sys
import requests
import numpy as np
import traceback
from bs4 import BeautifulSoup
from bs4 import element
intro = '''/* This file is auto generated from
*
* https://docs.microsoft.com/en-us/windows/win32/intl/language-identifier-constants-and-strings
*
* please do not edit but use ./scripts/fetch_language_identifiers.py to regenerate!
*/
'''
def parse_html(text):
soup = BeautifulSoup(text, 'html.parser')
table = soup.find("table")
head = table.find('thead').find('tr')
headers = []
for th in head:
if type(th) == element.Tag:
headers += th
body = table.find('tbody')
languages = []
for tr in body:
if type(tr) == element.Tag:
entry = []
for th in tr:
if type(th) == element.Tag:
if th.string:
entry += [th.string]
else:
entry += ['']
languages += [entry]
return [headers, languages]
def is_base(num, base):
try:
v = int(num, base)
return True
except ValueError:
return False
def padhexa(v):
s = hex(v)
return '0x' + s[2:].zfill(8)
def write_struct(fp, struct, name, url, base, inv = False, typemap = None):
li = requests.get(url)
if li.status_code != requests.codes.ok:
print('Could not fetch ' + str(url) + ', reponse code ' + str(li.status_code))
sys.exit(1)
headers, languages = parse_html(li.text)
fp.write('const ' + str(struct) + ' ' + str(name) + '[] =\n')
fp.write('{\n')
fp.write('/* ')
for h in headers:
fp.write('\t[')
fp.write(h)
fp.write(']\t')
fp.write('*/\n')
last = [None] * 32
for language in languages:
fp.write('\t{ ')
line = ''
pos = 0
for e in language:
try:
v = int(e, base=base)
switcher = {
0: padhexa(v),
2: bin(v),
8: oct(v),
10: str(v),
16: padhexa(v)
}
h = str(switcher.get(base))
if h != "None":
last[pos] = h
if inv:
line = h + ', ' + line
else:
line += h + ', '
except ValueError:
if typemap and typemap[pos] != str:
line += str(last[pos]) + ',\t'
else:
if e == "":
line += '"' + str(last[pos]) + '",\t'
else:
line += '"' + e + '",\t'
if e != "None":
last[pos] = str(e)
pos = pos + 1
fp.write(line[:-2] + '},\n')
fp.write('};\n')
fp.write('\n')
def update_lang_identifiers(fp):
# [Language identifier] [Primary language] [Prim. lang. identifier] [Prim. lang. symbol] [Sublanguage] [Sublang. identifier] [Sublang. symbol]
write_struct(fp, 'LanguageIdentifier', 'language_identifiers', 'https://docs.microsoft.com/en-us/windows/win32/intl/language-identifier-constants-and-strings', 16, False, [int, str, int, str, str, int, str])
def update_code_pages(fp):
write_struct(fp, 'CodePage', 'code_pages', 'https://docs.microsoft.com/en-us/windows/win32/intl/code-page-identifiers', 10)
def update_input_locales(fp):
write_struct(fp, 'KeyboardIdentifier', 'keyboard_identifiers', 'https://docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-vista/cc766503(v=ws.10)', 0)
write_struct(fp, 'RDP_KEYBOARD_LAYOUT', 'RDP_KEYBOARD_LAYOUT_TABLE', 'https://docs.microsoft.com/en-us/windows-hardware/manufacture/desktop/windows-language-pack-default-values', 16, True)
try:
with open('language_identifiers.c', 'w') as fp:
fp.write(intro)
update_lang_identifiers(fp)
update_code_pages(fp)
update_input_locales(fp)
except:
print('exception cought')
traceback.print_exc()