RetroArch/intl/json2h.py
2020-06-04 12:40:25 +03:00

90 lines
2.8 KiB
Python
Executable File

#!/usr/bin/env python3
# Convert *.json to *.h
# Usage: ./json2h.py msg_hash_fr.json
import re
import sys
import json
try:
json_filename = sys.argv[1]
h_filename = json_filename.replace('.json', '.h')
except IndexError:
print("Usage: ./template.py <language_postfix>")
sys.exit(1)
if json_filename == 'msg_hash_us.json' or json_filename == 'msg_hash_lbl.json':
print("Skip")
sys.exit(0)
p = re.compile(r'MSG_HASH\(\s*\/?\*?.*\*?\/?\s*[a-zA-Z0-9_]+\s*,\s*\".*\"\s*\)')
def c89_cut(old_str):
new_str = ''
byte_count = 0
for c in old_str:
byte_count += len(c.encode('utf-8'))
if byte_count > 500:
return new_str + '[...]'
new_str += c
return new_str
def parse_message(message):
key_start = max(message.find('(') + 1, message.find('*/') + 2)
key_end = message.find(',')
key = message[key_start:key_end].strip()
value_start = message.find('"') + 1
value_end = message.rfind('"')
value = message[value_start:value_end]
return key, value
def parse_messages(text):
result = p.findall(text)
seen = set()
msg_list = []
for msg in result:
key, val = parse_message(msg)
item = {'key': key, 'val': val, 'msg': msg}
msg_list.append(item)
if key not in seen:
seen.add(key)
else:
print("Duplicate key: " + key)
return msg_list
def update(messages, template, source_messages):
new_translation = template
template_messages = parse_messages(template)
for tp_msg in template_messages:
if tp_msg['key'] in messages:
old_msg = tp_msg['msg']
# Remove English duplicates
if messages[tp_msg['key']] == source_messages[tp_msg['key']]:
new_translation = new_translation.replace(old_msg + '\n', '')
continue
tp_msg_val = tp_msg['val']
tl_msg_val = messages[tp_msg['key']]
tl_msg_val = tl_msg_val.replace('"', '\\\"').replace('\n', '') # escape
if tp_msg['key'].find('_QT_') < 0:
tl_msg_val = c89_cut(tl_msg_val)
# Replace last match, incase the key contains the value string
new_msg = old_msg[::-1].replace(tp_msg_val[::-1], tl_msg_val[::-1], 1)[::-1]
new_translation = new_translation.replace(old_msg, new_msg)
return new_translation
with open('msg_hash_us.h', 'r') as template_file:
template = template_file.read()
with open('msg_hash_us.json', 'r+', encoding='utf-8') as source_json_file:
source_messages = json.load(source_json_file)
with open(json_filename, 'r+', encoding='utf-8') as json_file:
messages = json.load(json_file)
new_translation = update(messages, template, source_messages)
with open(h_filename, 'w', encoding='utf-8') as h_file:
h_file.seek(0)
h_file.write(new_translation)
h_file.truncate()