#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This file is part of Beremiz
# Copyright (C) 2021: Edouard TISSERANT
#
# See COPYING file for copyrights details.
from lxml import etree
import os
import sys
import subprocess
import time
import ast
import wx
import re
# to have it for python 2, had to install
# https://pypi.org/project/pycountry/18.12.8/
# python2 -m pip install pycountry==18.12.8 --user
import pycountry
from dialogs import MessageBoxOnce
cmd_parser = re.compile(r'(?:"([^"]+)"\s*|([^\s]+)\s*)?')
def open_pofile(pofile):
""" Opens PO file with POEdit """
if sys.platform.startswith('win'):
from six.moves import winreg
poedit_cmd = None
try:
poedit_cmd = winreg.QueryValue(winreg.HKEY_LOCAL_MACHINE,
'SOFTWARE\\Classes\\poedit\\shell\\open\\command')
cmd = re.findall(cmd_parser, poedit_cmd)
dblquote_value,smpl_value = cmd[0]
poedit_path = dblquote_value+smpl_value
except OSError:
poedit_path = None
else:
if "SNAP" in os.environ:
MessageBoxOnce("Launching POEdit with xdg-open",
"Confined app can't launch POEdit directly.\n"+
"Instead, PO/POT file is passed to xdg-open.\n"+
"Please select POEdit when proposed.\n\n"+
"Notes: \n"+
" - POEdit must be installed on you system.\n"+
" - If no choice is proposed, use file manager to change POT/PO file properties.\n",
"SVGHMII18SnapWarning")
poedit_path = "xdg-open"
else:
try:
poedit_path = subprocess.check_output("command -v poedit", shell=True).strip()
except subprocess.CalledProcessError:
poedit_path = None
if poedit_path is None:
wx.MessageBox("POEdit is not found or installed !")
else:
subprocess.Popen([poedit_path,pofile])
def EtreeToMessages(msgs):
""" Converts XML tree from 'extract_i18n' templates into a list of tuples """
messages = []
for msg in msgs:
messages.append((
"\n".join([line.text for line in msg]),
msg.get("label"), msg.get("id")))
return messages
def SaveCatalog(fname, messages):
""" Save messages given as list of tupple (msg,label,id) in POT file """
w = POTWriter()
w.ImportMessages(messages)
with open(fname, 'w') as POT_file:
w.write(POT_file)
def GetPoFiles(dirpath):
po_files = [fname for fname in os.listdir(dirpath) if fname.endswith(".po")]
po_files.sort()
return [(po_fname[:-3],os.path.join(dirpath, po_fname)) for po_fname in po_files]
def ReadTranslations(dirpath):
""" Read all PO files from a directory and return a list of (langcode, translation_dict) tuples """
translations = []
for translation_name, po_path in GetPoFiles(dirpath):
r = POReader()
with open(po_path, 'r') as PO_file:
r.read(PO_file)
translations.append((translation_name, r.get_messages()))
return translations
def MatchTranslations(translations, messages, errcallback):
"""
Matches translations against original message catalog,
warn about inconsistancies,
returns list of langs, and a list of (msgid, [translations]) tuples
"""
translated_messages = []
broken_lang = set()
for msgid,label,svgid in messages:
translated_message = []
for langcode,translation in translations:
msg = translation.pop(msgid, None)
if msg is None:
broken_lang.add(langcode)
errcallback(_('{}: Missing translation for "{}" (label:{}, id:{})\n').format(langcode,msgid,label,svgid))
translated_message.append(msgid)
else:
translated_message.append(msg)
translated_messages.append((msgid,translated_message))
langs = []
for langcode,translation in translations:
try:
l,c = langcode.split("_")
language_name = pycountry.languages.get(alpha_2 = l).name
country_name = pycountry.countries.get(alpha_2 = c).name
langname = "{} ({})".format(language_name, country_name)
except:
try:
langname = pycountry.languages.get(alpha_2 = langcode).name
except:
langname = langcode
langs.append((langname,langcode))
broken = False
for msgid, msg in translation.items():
broken = True
errcallback(_('{}: Unused translation "{}":"{}"\n').format(langcode,msgid,msg))
if broken or langcode in broken_lang:
errcallback(_('Translation for {} is outdated, please edit {}.po, click "Catalog -> Update from POT File..." and select messages.pot.\n').format(langcode,langcode))
return langs,translated_messages
def TranslationToEtree(langs,translated_messages):
result = etree.Element("translations")
langsroot = etree.SubElement(result, "langs")
for name, code in langs:
langel = etree.SubElement(langsroot, "lang", {"code":code})
langel.text = name
msgsroot = etree.SubElement(result, "messages")
for msgid, msgs in translated_messages:
msgidel = etree.SubElement(msgsroot, "msgid")
for msg in msgs:
msgel = etree.SubElement(msgidel, "msg")
for line in msg.split("\n"):
lineel = etree.SubElement(msgel, "line")
lineel.text = escape(line.encode("utf-8")).decode("utf-8")
return result
locpfx = '#:svghmi.svg:'
pot_header = '''\
# SOME DESCRIPTIVE TITLE.
# Copyright (C) YEAR ORGANIZATION
# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
#
msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\\n"
"POT-Creation-Date: %(time)s\\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\\n"
"Language-Team: LANGUAGE <LL@li.org>\\n"
"MIME-Version: 1.0\\n"
"Content-Type: text/plain; charset=UTF-8\\n"
"Content-Transfer-Encoding: 8bit\\n"
"Generated-By: SVGHMI 1.0\\n"
'''
escapes = []
def make_escapes(pass_iso8859):
global escapes
escapes = [chr(i) for i in range(256)]
if pass_iso8859:
# Allow iso-8859 characters to pass through so that e.g. 'msgid
# "Höhe"' would result not result in 'msgid "H\366he"'. Otherwise we
# escape any character outside the 32..126 range.
mod = 128
else:
mod = 256
for i in range(mod):
if not(32 <= i <= 126):
escapes[i] = "\\%03o" % i
escapes[ord('\\')] = '\\\\'
escapes[ord('\t')] = '\\t'
escapes[ord('\r')] = '\\r'
escapes[ord('\n')] = '\\n'
escapes[ord('\"')] = '\\"'
make_escapes(pass_iso8859 = True)
EMPTYSTRING = ''
def escape(s):
global escapes
s = list(s)
for i in range(len(s)):
s[i] = escapes[ord(s[i])]
return EMPTYSTRING.join(s)
def normalize(s):
# This converts the various Python string types into a format that is
# appropriate for .po files, namely much closer to C style.
lines = s.split('\n')
if len(lines) == 1:
s = '"' + escape(s) + '"'
else:
if not lines[-1]:
del lines[-1]
lines[-1] = lines[-1] + '\n'
for i in range(len(lines)):
lines[i] = escape(lines[i])
lineterm = '\\n"\n"'
s = '""\n"' + lineterm.join(lines) + '"'
return s
class POTWriter:
def __init__(self):
self.__messages = {}
def ImportMessages(self, msgs):
for msg, label, svgid in msgs:
self.addentry(msg.encode("utf-8"), label, svgid)
def addentry(self, msg, label, svgid):
entry = (label, svgid)
self.__messages.setdefault(msg, set()).add(entry)
def write(self, fp):
timestamp = time.strftime('%Y-%m-%d %H:%M+%Z')
print(pot_header % {'time': timestamp}, file=fp)
reverse = {}
for k, v in list(self.__messages.items()):
keys = list(v)
keys.sort()
reverse.setdefault(tuple(keys), []).append((k, v))
rkeys = list(reverse.keys())
rkeys.sort()
for rkey in rkeys:
rentries = reverse[rkey]
rentries.sort()
for k, v in rentries:
v = list(v)
v.sort()
locline = locpfx
for label, svgid in v:
d = {'label': label, 'svgid': svgid}
s = _(' %(label)s:%(svgid)s') % d
if len(locline) + len(s) <= 78:
locline = locline + s
else:
print(locline, file=fp)
locline = locpfx + s
if len(locline) > len(locpfx):
print(locline, file=fp)
print('msgid', normalize(k), file=fp)
print('msgstr ""\n', file=fp)
class POReader:
def __init__(self):
self.__messages = {}
def get_messages(self):
return self.__messages
def add(self, msgid, msgstr, fuzzy):
"Add a non-fuzzy translation to the dictionary."
if not fuzzy and msgstr and msgid:
self.__messages[msgid.decode('utf-8')] = msgstr.decode('utf-8')
def read(self, fp):
ID = 1
STR = 2
lines = fp.readlines()
section = None
fuzzy = 0
# Parse the catalog
lno = 0
for l in lines:
lno += 1
# If we get a comment line after a msgstr, this is a new entry
if l[0] == '#' and section == STR:
self.add(msgid, msgstr, fuzzy)
section = None
fuzzy = 0
# Record a fuzzy mark
if l[:2] == '#,' and 'fuzzy' in l:
fuzzy = 1
# Skip comments
if l[0] == '#':
continue
# Now we are in a msgid section, output previous section
if l.startswith('msgid') and not l.startswith('msgid_plural'):
if section == STR:
self.add(msgid, msgstr, fuzzy)
section = ID
l = l[5:]
msgid = msgstr = ''
is_plural = False
# This is a message with plural forms
elif l.startswith('msgid_plural'):
if section != ID:
print('msgid_plural not preceded by msgid on %s:%d' %\
(infile, lno), file=sys.stderr)
sys.exit(1)
l = l[12:]
msgid += '\0' # separator of singular and plural
is_plural = True
# Now we are in a msgstr section
elif l.startswith('msgstr'):
section = STR
if l.startswith('msgstr['):
if not is_plural:
print('plural without msgid_plural on %s:%d' %\
(infile, lno), file=sys.stderr)
sys.exit(1)
l = l.split(']', 1)[1]
if msgstr:
msgstr += '\0' # Separator of the various plural forms
else:
if is_plural:
print('indexed msgstr required for plural on %s:%d' %\
(infile, lno), file=sys.stderr)
sys.exit(1)
l = l[6:]
# Skip empty lines
l = l.strip()
if not l:
continue
l = ast.literal_eval(l)
if section == ID:
msgid += l
elif section == STR:
msgstr += l
else:
print('Syntax error on %s:%d' % (infile, lno), \
'before:', file=sys.stderr)
print(l, file=sys.stderr)
sys.exit(1)
# Add last entry
if section == STR:
self.add(msgid, msgstr, fuzzy)