mirror of
https://github.com/FaceDeer/dfcaverns.git
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210 lines
7.6 KiB
Python
210 lines
7.6 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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#
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# Script to generate the template file and update the translation files.
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# Copy the script into the mod or modpack root folder and run it there.
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#
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# Copyright (C) 2019 Joachim Stolberg
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# LGPLv2.1+
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from __future__ import print_function
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import os, fnmatch, re, shutil, errno
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#group 2 will be the string, groups 1 and 3 will be the delimiters (" or ')
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#See https://stackoverflow.com/questions/46967465/regex-match-text-in-either-single-or-double-quote
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#TODO: support [[]] delimiters
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pattern_lua = re.compile(r'[\.=^\t,{\(\s]N?S\(\s*(["\'])((?:\\\1|(?:(?!\1)).)*)(\1)[\s,\)]', re.DOTALL)
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# Handles "concatenation" .. " of strings"
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pattern_concat = re.compile(r'["\'][\s]*\.\.[\s]*["\']', re.DOTALL)
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pattern_tr = re.compile(r'(.+?[^@])=(.+)')
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pattern_name = re.compile(r'^name[ ]*=[ ]*([^ \n]*)')
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pattern_tr_filename = re.compile(r'\.tr$')
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pattern_po_language_code = re.compile(r'(.*)\.po$')
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#attempt to read the mod's name from the mod.conf file. Returns None on failure
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def get_modname(folder):
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try:
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with open(folder + "mod.conf", "r", encoding='utf-8') as mod_conf:
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for line in mod_conf:
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match = pattern_name.match(line)
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if match:
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return match.group(1)
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except FileNotFoundError:
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pass
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return None
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#If there are already .tr files in /locale, returns a list of their names
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def get_existing_tr_files(folder):
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out = []
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for root, dirs, files in os.walk(folder + 'locale/'):
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for name in files:
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if pattern_tr_filename.search(name):
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out.append(name)
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return out
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# A series of search and replaces that massage a .po file's contents into
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# a .tr file's equivalent
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def process_po_file(text):
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text = re.sub(r'#.*\n', "", text)
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text = re.sub(r'msgid "', "", text)
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text = re.sub(r'"\nmsgstr ""\n"', "=", text)
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text = re.sub(r'"\nmsgstr "', "=", text)
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text = re.sub(r'"\n"', "", text)
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text = re.sub(r'"\n', "\n", text)
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text = re.sub(r'\\"', '"', text)
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text = re.sub(r'\\n', '@n', text)
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text = re.sub(r'=Project-Id-Version:.*\n', "", text)
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text = re.sub(r'\n\n', '\n', text)
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return text
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# Go through existing .po files and, if a .tr file for that language
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# *doesn't* exist, convert it and create it.
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# The .tr file that results will subsequently be reprocessed so
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# any "no longer used" strings will be preserved.
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# Note that "fuzzy" tags will be lost in this process.
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def process_po_files(folder, modname):
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for root, dirs, files in os.walk(folder + 'locale/'):
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for name in files:
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code_match = pattern_po_language_code.match(name)
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if code_match == None:
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continue
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language_code = code_match.group(1)
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tr_name = modname + "." + language_code + ".tr"
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tr_file = os.path.join(root, tr_name)
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if os.path.exists(tr_file):
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print(tr_name + " already exists, ignoring " + name)
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continue
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fname = os.path.join(root, name)
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with open(fname, "r", encoding='utf-8') as po_file:
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print("Importing translations from " + name)
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text = process_po_file(po_file.read())
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with open(tr_file, "wt", encoding='utf-8') as tr_out:
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tr_out.write(text)
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# from https://stackoverflow.com/questions/600268/mkdir-p-functionality-in-python/600612#600612
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# Creates a directory if it doesn't exist, silently does
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# nothing if it already exists
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def mkdir_p(path):
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try:
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os.makedirs(path)
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except OSError as exc: # Python >2.5
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if exc.errno == errno.EEXIST and os.path.isdir(path):
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pass
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else: raise
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# Writes a template.txt file
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def write_template(templ_file, lkeyStrings):
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lOut = []
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lkeyStrings.sort()
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for s in lkeyStrings:
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lOut.append("%s=" % s)
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mkdir_p(os.path.dirname(templ_file))
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with open(templ_file, "wt", encoding='utf-8') as template_file:
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template_file.write("\n".join(lOut))
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# Gets all translatable strings from a lua file
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def read_lua_file_strings(lua_file):
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lOut = []
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with open(lua_file, encoding='utf-8') as text_file:
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text = text_file.read()
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text = re.sub(pattern_concat, "", text)
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for s in pattern_lua.findall(text):
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s = s[1]
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s = re.sub(r'"\.\.\s+"', "", s)
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s = re.sub("@[^@=0-9]", "@@", s)
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s = s.replace('\\"', '"')
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s = s.replace("\\'", "'")
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s = s.replace("\n", "@n")
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s = s.replace("\\n", "@n")
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s = s.replace("=", "@=")
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lOut.append(s)
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return lOut
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# Gets strings from an existing translation file
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def import_tr_file(tr_file):
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dOut = {}
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if os.path.exists(tr_file):
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with open(tr_file, "r", encoding='utf-8') as existing_file :
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for line in existing_file.readlines():
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s = line.strip()
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if s == "" or s[0] == "#":
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continue
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match = pattern_tr.match(s)
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if match:
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dOut[match.group(1)] = match.group(2)
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return dOut
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# Walks all lua files in the mod folder, collects translatable strings,
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# and writes it to a template.txt file
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def generate_template(folder):
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lOut = []
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for root, dirs, files in os.walk(folder):
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for name in files:
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if fnmatch.fnmatch(name, "*.lua"):
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fname = os.path.join(root, name)
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found = read_lua_file_strings(fname)
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print(fname + ": " + str(len(found)) + " translatable strings")
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lOut.extend(found)
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lOut = list(set(lOut))
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lOut.sort()
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if len(lOut) == 0:
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return None
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templ_file = folder + "locale/template.txt"
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write_template(templ_file, lOut)
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return lOut
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# Updates an existing .tr file, copying the old one to a ".old" file
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def update_tr_file(lNew, mod_name, tr_file):
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print("updating " + tr_file)
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lOut = ["# textdomain: %s\n" % mod_name]
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#TODO only make a .old if there are actual changes from the old file
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if os.path.exists(tr_file):
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shutil.copyfile(tr_file, tr_file+".old")
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dOld = import_tr_file(tr_file)
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for key in lNew:
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val = dOld.get(key, "")
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lOut.append("%s=%s" % (key, val))
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lOut.append("##### not used anymore #####")
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for key in dOld:
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if key not in lNew:
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lOut.append("%s=%s" % (key, dOld[key]))
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with open(tr_file, "w", encoding='utf-8') as new_tr_file:
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new_tr_file.write("\n".join(lOut))
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# Updates translation files for the mod in the given folder
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def update_mod(folder):
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modname = get_modname(folder)
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if modname is not None:
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process_po_files(folder, modname)
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print("Updating translations for " + modname)
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data = generate_template(folder)
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if data == None:
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print("No translatable strings found in " + modname)
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else:
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for tr_file in get_existing_tr_files(folder):
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update_tr_file(data, modname, folder + "locale/" + tr_file)
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else:
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print("Unable to find modname in folder " + folder)
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def update_folder(folder):
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is_modpack = os.path.exists(folder+"modpack.txt") or os.path.exists(folder+"modpack.conf")
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if is_modpack:
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subfolders = [f.path for f in os.scandir(folder) if f.is_dir()]
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for subfolder in subfolders:
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update_mod(subfolder + "/")
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else:
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update_mod(folder)
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print("Done.")
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update_folder("./")
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# Runs this script on each sub-folder in the parent folder.
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# I'm using this for testing this script on all installed mods.
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#for modfolder in [f.path for f in os.scandir("../") if f.is_dir()]:
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# update_folder(modfolder + "/")
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