add some comments to the translation template

master
FaceDeer 2020-03-02 11:54:27 -07:00
parent 09402846df
commit 463d432f03
2 changed files with 433 additions and 1 deletions

418
i18n.py Normal file
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# Script to generate the template file and update the translation files.
# Copy the script into the mod or modpack root folder and run it there.
#
# Copyright (C) 2019 Joachim Stolberg, 2020 FaceDeer, 2020 Louis Royer
# LGPLv2.1+
from __future__ import print_function
import os, fnmatch, re, shutil, errno
from sys import argv as _argv
# Running params
params = {"recursive": False,
"help": False,
"mods": False,
"verbose": False,
"folders": []
}
# Available CLI options
options = {"recursive": ['--recursive', '-r'],
"help": ['--help', '-h'],
"mods": ['--installed-mods'],
"verbose": ['--verbose', '-v']
}
# Strings longer than this will have extra space added between
# them in the translation files to make it easier to distinguish their
# beginnings and endings at a glance
doublespace_threshold = 60
def set_params_folders(tab: list):
'''Initialize params["folders"] from CLI arguments.'''
# Discarding argument 0 (tool name)
for param in tab[1:]:
stop_param = False
for option in options:
if param in options[option]:
stop_param = True
break
if not stop_param:
params["folders"].append(os.path.abspath(param))
def set_params(tab: list):
'''Initialize params from CLI arguments.'''
for option in options:
for option_name in options[option]:
if option_name in tab:
params[option] = True
break
def print_help(name):
'''Prints some help message.'''
print(f'''SYNOPSIS
{name} [OPTIONS] [PATHS...]
DESCRIPTION
{', '.join(options["help"])}
prints this help message
{', '.join(options["recursive"])}
run on all subfolders of paths given
{', '.join(options["mods"])}
run on locally installed modules
{', '.join(options["verbose"])}
add output information
''')
def main():
'''Main function'''
set_params(_argv)
set_params_folders(_argv)
if params["help"]:
print_help(_argv[0])
elif params["recursive"] and params["mods"]:
print("Option --installed-mods is incompatible with --recursive")
else:
# Add recursivity message
print("Running ", end='')
if params["recursive"]:
print("recursively ", end='')
# Running
if params["mods"]:
print(f"on all locally installed modules in {os.path.abspath('~/.minetest/mods/')}")
run_all_subfolders("~/.minetest/mods")
elif len(params["folders"]) >= 2:
print("on folder list:", params["folders"])
for f in params["folders"]:
if params["recursive"]:
run_all_subfolders(f)
else:
update_folder(f)
elif len(params["folders"]) == 1:
print("on folder", params["folders"][0])
if params["recursive"]:
run_all_subfolders(params["folders"][0])
else:
update_folder(params["folders"][0])
else:
print("on folder", os.path.abspath("./"))
if params["recursive"]:
run_all_subfolders(os.path.abspath("./"))
else:
update_folder(os.path.abspath("./"))
#group 2 will be the string, groups 1 and 3 will be the delimiters (" or ')
#See https://stackoverflow.com/questions/46967465/regex-match-text-in-either-single-or-double-quote
pattern_lua = re.compile(r'[\.=^\t,{\(\s]N?S\(\s*(["\'])((?:\\\1|(?:(?!\1)).)*)(\1)[\s,\)]', re.DOTALL)
pattern_lua_bracketed = re.compile(r'[\.=^\t,{\(\s]N?S\(\s*\[\[(.*?)\]\][\s,\)]', re.DOTALL)
# Handles "concatenation" .. " of strings"
pattern_concat = re.compile(r'["\'][\s]*\.\.[\s]*["\']', re.DOTALL)
pattern_tr = re.compile(r'(.+?[^@])=(.*)')
pattern_name = re.compile(r'^name[ ]*=[ ]*([^ \n]*)')
pattern_tr_filename = re.compile(r'\.tr$')
pattern_po_language_code = re.compile(r'(.*)\.po$')
#attempt to read the mod's name from the mod.conf file. Returns None on failure
def get_modname(folder):
try:
with open(os.path.join(folder, "mod.conf"), "r", encoding='utf-8') as mod_conf:
for line in mod_conf:
match = pattern_name.match(line)
if match:
return match.group(1)
except FileNotFoundError:
pass
return None
#If there are already .tr files in /locale, returns a list of their names
def get_existing_tr_files(folder):
out = []
for root, dirs, files in os.walk(os.path.join(folder, 'locale/')):
for name in files:
if pattern_tr_filename.search(name):
out.append(name)
return out
# A series of search and replaces that massage a .po file's contents into
# a .tr file's equivalent
def process_po_file(text):
# The first three items are for unused matches
text = re.sub(r'#~ msgid "', "", text)
text = re.sub(r'"\n#~ msgstr ""\n"', "=", text)
text = re.sub(r'"\n#~ msgstr "', "=", text)
# comment lines
text = re.sub(r'#.*\n', "", text)
# converting msg pairs into "=" pairs
text = re.sub(r'msgid "', "", text)
text = re.sub(r'"\nmsgstr ""\n"', "=", text)
text = re.sub(r'"\nmsgstr "', "=", text)
# various line breaks and escape codes
text = re.sub(r'"\n"', "", text)
text = re.sub(r'"\n', "\n", text)
text = re.sub(r'\\"', '"', text)
text = re.sub(r'\\n', '@n', text)
# remove header text
text = re.sub(r'=Project-Id-Version:.*\n', "", text)
# remove double-spaced lines
text = re.sub(r'\n\n', '\n', text)
return text
# Go through existing .po files and, if a .tr file for that language
# *doesn't* exist, convert it and create it.
# The .tr file that results will subsequently be reprocessed so
# any "no longer used" strings will be preserved.
# Note that "fuzzy" tags will be lost in this process.
def process_po_files(folder, modname):
for root, dirs, files in os.walk(os.path.join(folder + 'locale/')):
for name in files:
code_match = pattern_po_language_code.match(name)
if code_match == None:
continue
language_code = code_match.group(1)
tr_name = modname + "." + language_code + ".tr"
tr_file = os.path.join(root, tr_name)
if os.path.exists(tr_file):
if params["verbose"]:
print(f"{tr_name} already exists, ignoring {name}")
continue
fname = os.path.join(root, name)
with open(fname, "r", encoding='utf-8') as po_file:
if params["verbose"]:
print(f"Importing translations from {name}")
text = process_po_file(po_file.read())
with open(tr_file, "wt", encoding='utf-8') as tr_out:
tr_out.write(text)
# from https://stackoverflow.com/questions/600268/mkdir-p-functionality-in-python/600612#600612
# Creates a directory if it doesn't exist, silently does
# nothing if it already exists
def mkdir_p(path):
try:
os.makedirs(path)
except OSError as exc: # Python >2.5
if exc.errno == errno.EEXIST and os.path.isdir(path):
pass
else: raise
# Converts the template dictionary to a text to be written as a file
# dKeyStrings is a dictionary of localized string to source file sets
# dOld is a dictionary of existing translations and comments from
# the previous version of this text
def strings_to_text(dkeyStrings, dOld, mod_name):
lOut = [f"# textdomain: {mod_name}\n"]
dGroupedBySource = {}
for key in dkeyStrings:
sourceList = list(dkeyStrings[key])
sourceList.sort()
sourceString = "\n".join(sourceList)
listForSource = dGroupedBySource.get(sourceString, [])
listForSource.append(key)
dGroupedBySource[sourceString] = listForSource
lSourceKeys = list(dGroupedBySource.keys())
lSourceKeys.sort()
for source in lSourceKeys:
localizedStrings = dGroupedBySource[source]
localizedStrings.sort()
lOut.append("")
lOut.append(source)
lOut.append("")
for localizedString in localizedStrings:
val = dOld.get(localizedString, {})
translation = val.get("translation", "")
comment = val.get("comment")
if len(localizedString) > doublespace_threshold and not lOut[-1] == "":
lOut.append("")
if comment != None:
lOut.append(comment)
lOut.append(f"{localizedString}={translation}")
if len(localizedString) > doublespace_threshold:
lOut.append("")
unusedExist = False
for key in dOld:
if key not in dkeyStrings:
val = dOld[key]
translation = val.get("translation")
comment = val.get("comment")
# only keep an unused translation if there was translated
# text or a comment associated with it
if translation != None and (translation != "" or comment):
if not unusedExist:
unusedExist = True
lOut.append("\n\n##### not used anymore #####\n")
if len(key) > doublespace_threshold and not lOut[-1] == "":
lOut.append("")
if comment != None:
lOut.append(comment)
lOut.append(f"{key}={translation}")
if len(key) > doublespace_threshold:
lOut.append("")
return "\n".join(lOut) + '\n'
# Writes a template.txt file
# dkeyStrings is the dictionary returned by generate_template
def write_template(templ_file, dkeyStrings, mod_name):
# read existing template file to preserve comments
existing_template = import_tr_file(templ_file)
text = strings_to_text(dkeyStrings, existing_template[0], mod_name)
mkdir_p(os.path.dirname(templ_file))
with open(templ_file, "wt", encoding='utf-8') as template_file:
template_file.write(text)
# Gets all translatable strings from a lua file
def read_lua_file_strings(lua_file):
lOut = []
with open(lua_file, encoding='utf-8') as text_file:
text = text_file.read()
#TODO remove comments here
text = re.sub(pattern_concat, "", text)
strings = []
for s in pattern_lua.findall(text):
strings.append(s[1])
for s in pattern_lua_bracketed.findall(text):
strings.append(s)
for s in strings:
s = re.sub(r'"\.\.\s+"', "", s)
s = re.sub("@[^@=0-9]", "@@", s)
s = s.replace('\\"', '"')
s = s.replace("\\'", "'")
s = s.replace("\n", "@n")
s = s.replace("\\n", "@n")
s = s.replace("=", "@=")
lOut.append(s)
return lOut
# Gets strings from an existing translation file
# returns both a dictionary of translations
# and the full original source text so that the new text
# can be compared to it for changes.
def import_tr_file(tr_file):
dOut = {}
text = None
if os.path.exists(tr_file):
with open(tr_file, "r", encoding='utf-8') as existing_file :
# save the full text to allow for comparison
# of the old version with the new output
text = existing_file.read()
existing_file.seek(0)
# a running record of the current comment block
# we're inside, to allow preceeding multi-line comments
# to be retained for a translation line
latest_comment_block = None
for line in existing_file.readlines():
line = line.rstrip('\n')
if line[:3] == "###":
# Reset comment block if we hit a header
latest_comment_block = None
continue
if line[:1] == "#":
# Save the comment we're inside
if not latest_comment_block:
latest_comment_block = line
else:
latest_comment_block = latest_comment_block + "\n" + line
continue
match = pattern_tr.match(line)
if match:
# this line is a translated line
outval = {}
outval["translation"] = match.group(2)
if latest_comment_block:
# if there was a comment, record that.
outval["comment"] = latest_comment_block
latest_comment_block = None
dOut[match.group(1)] = outval
return (dOut, text)
# Walks all lua files in the mod folder, collects translatable strings,
# and writes it to a template.txt file
# Returns a dictionary of localized strings to source file sets
# that can be used with the strings_to_text function.
def generate_template(folder, mod_name):
dOut = {}
for root, dirs, files in os.walk(folder):
for name in files:
if fnmatch.fnmatch(name, "*.lua"):
fname = os.path.join(root, name)
found = read_lua_file_strings(fname)
if params["verbose"]:
print(f"{fname}: {str(len(found))} translatable strings")
for s in found:
sources = dOut.get(s, set())
sources.add(f"### {os.path.basename(fname)} ###")
dOut[s] = sources
if len(dOut) == 0:
return None
templ_file = os.path.join(folder, "locale/template.txt")
write_template(templ_file, dOut, mod_name)
return dOut
# Updates an existing .tr file, copying the old one to a ".old" file
# if any changes have happened
# dNew is the data used to generate the template, it has all the
# currently-existing localized strings
def update_tr_file(dNew, mod_name, tr_file):
if params["verbose"]:
print(f"updating {tr_file}")
tr_import = import_tr_file(tr_file)
dOld = tr_import[0]
textOld = tr_import[1]
textNew = strings_to_text(dNew, dOld, mod_name)
if textOld and textOld != textNew:
print(f"{tr_file} has changed.")
shutil.copyfile(tr_file, f"{tr_file}.old")
with open(tr_file, "w", encoding='utf-8') as new_tr_file:
new_tr_file.write(textNew)
# Updates translation files for the mod in the given folder
def update_mod(folder):
modname = get_modname(folder)
if modname is not None:
process_po_files(folder, modname)
print(f"Updating translations for {modname}")
data = generate_template(folder, modname)
if data == None:
print(f"No translatable strings found in {modname}")
else:
for tr_file in get_existing_tr_files(folder):
update_tr_file(data, modname, os.path.join(folder, "locale/", tr_file))
else:
print("Unable to find modname in folder " + folder)
# Determines if the folder being pointed to is a mod or a mod pack
# and then runs update_mod accordingly
def update_folder(folder):
is_modpack = os.path.exists(os.path.join(folder, "modpack.txt")) or os.path.exists(os.path.join(folder, "modpack.conf"))
if is_modpack:
subfolders = [f.path for f in os.scandir(folder) if f.is_dir()]
for subfolder in subfolders:
update_mod(subfolder + "/")
else:
update_mod(folder)
print("Done.")
def run_all_subfolders(folder):
for modfolder in [f.path for f in os.scandir(folder) if f.is_dir()]:
update_folder(modfolder + "/")
main()

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# textdomain: death_compass
### init.lua ###
# String used for concatenating the "days, hours, minutes" strings together into a duration description.
, =
1 day=
1 hour=
1 minute=
1 second=
# string used when there's just two elements of the "hours and minutes" duration description
@1 and @2=
@1 days=
@1 hours=
@1 minutes=
@1 seconds=
# @1 is a numeric distance in meters, @2 is the name of a player, @3 is a duration
@1m to @2's corpse, @3 remaining=
# @1 is a numeric distance in meters, @2 is the name of a player, @3 is a duration
@1m to @2's corpse, died @3 ago=
Death Compass=
The Death Compass will point toward your corpse until you find it.=
# @1 is a duration
The Death Compass' guidance will only last for @1 after death.=
This does nothing in its current inert state. If you have this in your inventory when you die, however, it will follow you into your next life's inventory and point toward the location of your previous life's end.=
This does nothing in its current inert state. If you have this in your inventory when you die, however, it will follow you into your next life's inventory and point toward the location of your previous life's end.=