annotate mercurial/i18n.py @ 51510:a2f1d97e5284 stable

sshpeer: fix path when handling invalid url exception In 73ed1d13c0bf the code was refactored but the error handling seems to have been missed (or maybe the object shoud have implemented __bytes__)
author Felipe Resende <felipe@fcresende.dev.br>
date Sat, 16 Mar 2024 18:37:07 -0300
parents f4a0806081f2
children 493034cc3265
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1 # i18n.py - internationalization support for mercurial
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2 #
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3 # Copyright 2005, 2006 Olivia Mackall <olivia@selenic.com>
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4 #
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5 # This software may be used and distributed according to the terms of the
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6 # GNU General Public License version 2 or any later version.
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7
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8
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9 import gettext as gettextmod
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10 import locale
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11 import os
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12 import sys
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13
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14 from typing import (
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15 List,
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16 )
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17
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18 from .utils import resourceutil
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19 from . import (
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20 encoding,
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21 pycompat,
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22 )
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23
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24 # modelled after templater.templatepath:
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25 if getattr(sys, 'frozen', None) is not None:
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26 module = pycompat.sysexecutable
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27 else:
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28 module = pycompat.fsencode(__file__)
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29
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30 _languages = None
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31 if (
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32 pycompat.iswindows
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33 and b'LANGUAGE' not in encoding.environ
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34 and b'LC_ALL' not in encoding.environ
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35 and b'LC_MESSAGES' not in encoding.environ
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36 and b'LANG' not in encoding.environ
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37 ):
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38 # Try to detect UI language by "User Interface Language Management" API
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39 # if no locale variables are set. Note that locale.getdefaultlocale()
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40 # uses GetLocaleInfo(), which may be different from UI language.
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41 # (See http://msdn.microsoft.com/en-us/library/dd374098(v=VS.85).aspx )
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42 try:
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43 import ctypes
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44
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45 # pytype: disable=module-attr
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46 langid = ctypes.windll.kernel32.GetUserDefaultUILanguage()
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47 # pytype: enable=module-attr
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48
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49 _languages = [locale.windows_locale[langid]]
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50 except (ImportError, AttributeError, KeyError):
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51 # ctypes not found or unknown langid
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52 pass
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53
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54
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55 datapath = pycompat.fsdecode(resourceutil.datapath)
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56 localedir = os.path.join(datapath, 'locale')
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57 t = gettextmod.translation('hg', localedir, _languages, fallback=True)
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58 try:
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59 _ugettext = t.ugettext # pytype: disable=attribute-error
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60 except AttributeError:
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61 _ugettext = t.gettext
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62
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63
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64 _msgcache = {} # encoding: {message: translation}
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66
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67 def gettext(message: bytes) -> bytes:
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68 """Translate message.
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69
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70 The message is looked up in the catalog to get a Unicode string,
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71 which is encoded in the local encoding before being returned.
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72
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73 Important: message is restricted to characters in the encoding
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74 given by sys.getdefaultencoding() which is most likely 'ascii'.
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75 """
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76 # If message is None, t.ugettext will return u'None' as the
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77 # translation whereas our callers expect us to return None.
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78 if message is None or not _ugettext:
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79 return message
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80
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81 cache = _msgcache.setdefault(encoding.encoding, {})
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82 if message not in cache:
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83 if type(message) is str:
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84 # goofy unicode docstrings in test
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85 paragraphs: List[str] = message.split(u'\n\n')
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86 else:
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87 # should be ascii, but we have unicode docstrings in test, which
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88 # are converted to utf-8 bytes on Python 3.
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89 paragraphs = [p.decode("utf-8") for p in message.split(b'\n\n')]
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90 # Be careful not to translate the empty string -- it holds the
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91 # meta data of the .po file.
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92 u = u'\n\n'.join([p and _ugettext(p) or u'' for p in paragraphs])
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93 try:
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94 # encoding.tolocal cannot be used since it will first try to
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95 # decode the Unicode string. Calling u.decode(enc) really
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96 # means u.encode(sys.getdefaultencoding()).decode(enc). Since
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97 # the Python encoding defaults to 'ascii', this fails if the
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98 # translated string use non-ASCII characters.
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99 encodingstr = pycompat.sysstr(encoding.encoding)
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100 cache[message] = u.encode(encodingstr, "replace")
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101 except LookupError:
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102 # An unknown encoding results in a LookupError.
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103 cache[message] = message
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104 return cache[message]
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105
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106
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107 def _plain():
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108 if (
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109 b'HGPLAIN' not in encoding.environ
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110 and b'HGPLAINEXCEPT' not in encoding.environ
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111 ):
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112 return False
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113 exceptions = encoding.environ.get(b'HGPLAINEXCEPT', b'').strip().split(b',')
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114 return b'i18n' not in exceptions
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115
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116
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117 if _plain():
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118
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119 def _(message: bytes) -> bytes:
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120 return message
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121
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122
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123 else:
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124 _ = gettext