uBlock/tools/build_meta.py

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#!/usr/bin/env python3
import os
import re
import json
from time import strftime
from datetime import datetime
from shutil import rmtree as rmt
from collections import OrderedDict
from xml.sax.saxutils import escape
osp = os.path
pj = osp.join
os.chdir('..')
def rmtree(path):
if osp.exists(path):
rmt(path)
def mkdirs(path):
try:
os.makedirs(path)
finally:
return osp.exists(path)
meta_dir = pj('meta')
src_dir = pj('src')
with open(pj(meta_dir, 'config.json'), encoding='utf-8') as f:
config = json.load(f)
vendors = config['vendors']
del config['vendors']
src_dir = pj('src')
source_locale_dir = pj('src', '_locales')
target_locale_dir = pj('src', 'locale')
descriptions = OrderedDict({})
tmp = datetime.now() - datetime(year=datetime.today().year, month=1, day=1)
config['build_number'] = strftime('%y' + str(int(tmp.total_seconds() * 65535 / 31536000)).zfill(5))
rmtree(target_locale_dir)
for alpha2 in os.listdir(source_locale_dir):
with open(pj(source_locale_dir, alpha2, 'messages.json'), encoding='utf-8') as f:
string_data = json.load(f, object_pairs_hook=OrderedDict)
alpha2 = alpha2.replace('_', '-')
mkdirs(pj(target_locale_dir, alpha2))
with open(pj(target_locale_dir, alpha2, 'messages.properties'), 'wt', encoding='utf-8', newline='\n') as f:
descriptions[alpha2] = {}
for string_name in string_data:
if string_name == 'extShortDesc':
descriptions[alpha2] = string_data[string_name]['message']
f.write(string_name)
f.write('=')
f.write(string_data[string_name]['message'].replace('\n', r'\n'))
f.write('\n')
with open(pj(src_dir, 'locales.json'), 'wt', encoding='utf-8', newline='\n') as f:
tmp = {
'_': config['def_lang']
}
for alpha2 in descriptions:
tmp[alpha2] = 1
json.dump(tmp, f, sort_keys=True, ensure_ascii=False)
with open(pj(src_dir, vendors['crx']['manifest']), 'wt', encoding='utf-8', newline='\n') as f:
with open(pj(meta_dir, 'crx', vendors['crx']['manifest']), 'r') as cf:
cf_content = cf.read()
f.write(
re.sub(r"\{(?=\W)|(?<=\W)\}", r'\g<0>\g<0>', cf_content).format(**config)
)