def _get_rnotes(self):
# We first look for rnotes in paths containing the language, then in
# directories without the language component. You know, just in case.
paths = ["/tmp/updates/pixmaps/rnotes/",
"/tmp/product/pixmaps/rnotes/",
"/usr/share/anaconda/pixmaps/rnotes/"]
all_lang_pixmaps = []
for path in paths:
all_lang_pixmaps += self._do_globs(path + "/*")
pixmap_langs = [pixmap.split(os.path.sep)[-2] for pixmap in all_lang_pixmaps]
best_lang = find_best_locale_match(os.environ["LANG"], pixmap_langs)
if not best_lang:
# nothing found, try the default language
best_lang = find_best_locale_match(DEFAULT_LANG, pixmap_langs)
if not best_lang:
# nothing found even for the default language, try non-localized rnotes
non_localized = []
for path in paths:
non_localized += self._do_globs(path)
return non_localized
best_lang_pixmaps = []
for path in paths:
best_lang_pixmaps += self._do_globs(path + best_lang)
return best_lang_pixmaps
def get_license_file_name():
"""Get filename of the license file best matching current localization settings.
:return: filename of the license file or None if no license file found
:rtype: str or None
"""
all_eulas = glob.glob(LICENSE_FILE_GLOB)
non_localized_eulas = []
langs = set()
for eula in all_eulas:
if "EULA_" in eula:
# license file for a specific locale
lang = eula.rsplit("EULA_", 1)[1]
if lang:
langs.add(lang)
else:
non_localized_eulas.append(eula)
best_lang = find_best_locale_match(os.environ["LANG"], langs)
if not best_lang:
# nothing found for the current language, try the default one
best_lang = find_best_locale_match(DEFAULT_LANG, langs)
if not best_lang:
# nothing found even for the default language, use non-localized or None
if non_localized_eulas:
best_eula = non_localized_eulas[0]
else:
return None
else:
# use first of the best-matching EULA files (there should be only one)
best_eula = glob.glob(LICENSE_FILE_GLOB + ("_%s" % best_lang))[0]
return best_eula
def _get_rnotes(self):
# We first look for rnotes in paths containing the language, then in
# directories without the language component. You know, just in case.
paths = [
"/tmp/updates/pixmaps/rnotes/", "/tmp/product/pixmaps/rnotes/",
"/usr/share/anaconda/pixmaps/rnotes/"
]
all_lang_pixmaps = []
for path in paths:
all_lang_pixmaps += self._do_globs(path + "/*")
pixmap_langs = [
pixmap.split(os.path.sep)[-2] for pixmap in all_lang_pixmaps
]
best_lang = find_best_locale_match(os.environ["LANG"], pixmap_langs)
if not best_lang:
# nothing found, try the default language
best_lang = find_best_locale_match(DEFAULT_LANG, pixmap_langs)
if not best_lang:
# nothing found even for the default language, try non-localized rnotes
non_localized = []
for path in paths:
non_localized += self._do_globs(path)
return non_localized
best_lang_pixmaps = []
for path in paths:
best_lang_pixmaps += self._do_globs(path + best_lang)
return best_lang_pixmaps
def test_find_best_locale_match(self):
"""Finding best locale matches should work as expected."""
# can find best matches
assert localization.find_best_locale_match(
"cs_CZ", ["cs", "cs_CZ", "en", "en_US"]) == "cs_CZ"
assert localization.find_best_locale_match(
"cs", ["cs_CZ", "cs", "en", "en_US"]) == "cs"
assert localization.find_best_locale_match("pt_BR",
["pt", "pt_BR"]) == "pt_BR"
assert localization.find_best_locale_match(
"pt_BR", ["pt", "pt_BR", "pt_PT"]) == "pt_BR"
assert localization.find_best_locale_match("cs_CZ.UTF-8", ["cs", "cs_CZ", "cs_CZ.UTF-8"]) == \
"cs_CZ.UTF-8"
assert localization.find_best_locale_match(
"cs_CZ.UTF-8@latin",
["cs", "cs_CZ@latin", "cs_CZ.UTF-8"]) == "cs_CZ@latin"
# no matches
assert localization.find_best_locale_match("pt_BR",
["en_BR", "en"]) is None
assert localization.find_best_locale_match("cs_CZ.UTF-8",
["en", "en.UTF-8"]) is None
# nonsense
assert localization.find_best_locale_match("ja", ["blah"]) is None
assert localization.find_best_locale_match("blah",
["en_US.UTF-8"]) is None
def find_best_locale_match_test(self):
"""Finding best locale matches should work as expected."""
# can find best matches
self.assertEqual(
localization.find_best_locale_match(
"cs_CZ", ["cs", "cs_CZ", "en", "en_US"]), "cs_CZ")
self.assertEqual(
localization.find_best_locale_match(
"cs", ["cs_CZ", "cs", "en", "en_US"]), "cs")
self.assertEqual(
localization.find_best_locale_match("pt_BR", ["pt", "pt_BR"]),
"pt_BR")
self.assertEqual(
localization.find_best_locale_match("pt_BR",
["pt", "pt_BR", "pt_PT"]),
"pt_BR")
self.assertEqual(
localization.find_best_locale_match(
"cs_CZ.UTF-8", ["cs", "cs_CZ", "cs_CZ.UTF-8"]), "cs_CZ.UTF-8")
self.assertEqual(
localization.find_best_locale_match(
"cs_CZ.UTF-8@latin", ["cs", "cs_CZ@latin", "cs_CZ.UTF-8"]),
"cs_CZ@latin")
# no matches
self.assertIsNone(
localization.find_best_locale_match("pt_BR", ["en_BR", "en"]))
self.assertIsNone(
localization.find_best_locale_match("cs_CZ.UTF-8",
["en", "en.UTF-8"]))
# nonsense
self.assertIsNone(localization.find_best_locale_match("ja", ["blah"]))
self.assertIsNone(
localization.find_best_locale_match("blah", ["en_US.UTF-8"]))
def test_find_best_locale_match_posix(self):
"""Finding best POSIX matches should work as expected."""
match = localization.find_best_locale_match("C", ["C.UTF-8"])
self.assertEqual(match, "C.UTF-8")
match = localization.find_best_locale_match("C.UTF-8", ["en_US"])
self.assertEqual(match, "en_US")
match = localization.find_best_locale_match("en_US", ["C.UTF-8"])
self.assertEqual(match, None)
match = localization.find_best_locale_match("cs_CZ", ["C.UTF-8"])
self.assertEqual(match, None)
def test_find_best_locale_match_posix(self):
"""Finding best POSIX matches should work as expected."""
match = localization.find_best_locale_match("C", ["C.UTF-8"])
assert match == "C.UTF-8"
match = localization.find_best_locale_match("C.UTF-8", ["en_US"])
assert match == "en_US"
match = localization.find_best_locale_match("en_US", ["C.UTF-8"])
assert match is None
match = localization.find_best_locale_match("cs_CZ", ["C.UTF-8"])
assert match is None
def collect_language_requirements(dnf_base):
"""Collect requirements for supported languages.
:param dnf_base: a DNF base
:return: a list of requirements
"""
requirements = []
localization_proxy = LOCALIZATION.get_proxy()
locales = [localization_proxy.Language] + localization_proxy.LanguageSupport
# Find all available langpacks.
packages = dnf_base.sack.query().available().filter(name__glob="langpacks-*")
# Get all valid langcodes.
codes = [p.name.split('-', 1)[1] for p in packages]
codes = list(filter(is_valid_langcode, codes))
# Find the best langpacks to install.
for locale in locales:
best_locale = find_best_locale_match(locale, codes)
if not best_locale:
log.warning("Selected locale '%s' does not match "
"any available langpacks.", locale)
continue
requirements.append(Requirement.for_package(
package_name="langpacks-" + best_locale,
reason="Required to support the locale '{}'.".format(locale)
))
return requirements
def _get_best_help_file(help_folder, help_file):
"""
Return the path to the best help file for the current language and available
help content
:param str help_folder: a path to folder where we should look for the help files
:param str help_file: name of the requested help file
:return: path to the best help file or ``None`` is no match is found
:rtype: str or NoneType
"""
current_lang = os.environ["LANG"]
# list all available languages for the Anaconda help
# * content is stored in folders named after the given language code
# (en-US, cs-CZ, jp-JP, etc.)
# * we check if the given folder contains the currently needed help file
# and only consider it fit to use if it does have the file
if not os.path.exists(help_folder):
log.warning("help folder %s for help file %s does not exist",
help_folder, help_file)
return None
help_langs = [
l for l in os.listdir(help_folder)
if os.path.isfile(os.path.join(help_folder, l, help_file))
]
best_lang = find_best_locale_match(current_lang, help_langs)
if not best_lang and current_lang != DEFAULT_LANG:
# nothing found for current language, fallback to the default language,
# if available & different from current language
log.warning(
"help file %s not found in lang %s, falling back to default lang (%s)",
help_file, current_lang, DEFAULT_LANG)
best_lang = find_best_locale_match(DEFAULT_LANG, help_langs)
# did we get something usable ?
if best_lang:
# we already checked that the full path exists when enumerating suitable
# help content above, so we can just return the part here without
# checking it again
return os.path.join(help_folder, best_lang, help_file)
else:
log.warning("no help content found for file %s", help_file)
return None
def _get_best_help_file(help_folder, help_file):
"""
Return the path to the best help file for the current language and available
help content
:param str help_folder: a path to folder where we should look for the help files
:param str help_file: name of the requested help file
:return: path to the best help file or ``None`` is no match is found
:rtype: str or NoneType
"""
current_lang = os.environ["LANG"]
# list all available languages for the Anaconda help
# * content is stored in folders named after the given language code
# (en-US, cs-CZ, jp-JP, etc.)
# * we check if the given folder contains the currently needed help file
# and only consider it fit to use if it does have the file
if not os.path.exists(help_folder):
log.warning("help folder %s for help file %s does not exist", help_folder, help_file)
return None
help_langs = [l for l in os.listdir(help_folder) if os.path.isfile(os.path.join(help_folder, l, help_file))]
best_lang = find_best_locale_match(current_lang, help_langs)
if not best_lang and current_lang != DEFAULT_LANG:
# nothing found for current language, fallback to the default language,
# if available & different from current language
log.warning("help file %s not found in lang %s, falling back to default lang (%s)",
help_file, current_lang, DEFAULT_LANG)
best_lang = find_best_locale_match(DEFAULT_LANG, help_langs)
# did we get something usable ?
if best_lang:
# we already checked that the full path exists when enumerating suitable
# help content above, so we can just return the part here without
# checking it again
return os.path.join(help_folder, best_lang, help_file)
else:
log.warning("no help content found for file %s", help_file)
return None
def find_best_locale_match_test(self):
"""Finding best locale matches should work as expected."""
# can find best matches
self.assertEqual(localization.find_best_locale_match("cs_CZ", ["cs", "cs_CZ", "en", "en_US"]), "cs_CZ")
self.assertEqual(localization.find_best_locale_match("cs", ["cs_CZ", "cs", "en", "en_US"]), "cs")
self.assertEqual(localization.find_best_locale_match("pt_BR", ["pt", "pt_BR"]), "pt_BR")
self.assertEqual(localization.find_best_locale_match("pt_BR", ["pt", "pt_BR", "pt_PT"]), "pt_BR")
self.assertEqual(localization.find_best_locale_match("cs_CZ.UTF-8", ["cs", "cs_CZ", "cs_CZ.UTF-8"]),
"cs_CZ.UTF-8")
self.assertEqual(localization.find_best_locale_match("cs_CZ.UTF-8@latin",
["cs", "cs_CZ@latin", "cs_CZ.UTF-8"]), "cs_CZ@latin")
# no matches
self.assertIsNone(localization.find_best_locale_match("pt_BR", ["en_BR", "en"]))
self.assertIsNone(localization.find_best_locale_match("cs_CZ.UTF-8", ["en", "en.UTF-8"]))
def _find_best_help_file(current_locale, available_files):
"""Find the best help file for the specified locale.
:param str current_locale: a valid locale (e.g. en_US.UTF-8)
:param dict available_files: a dictionary of langcodes and help paths
:return str: a path to the best help file or None
"""
for locale in (current_locale, DEFAULT_LANG):
best_lang = find_best_locale_match(locale, available_files.keys())
best_path = available_files.get(best_lang, None)
if best_path:
return best_path
return None
def _get_best_help_file(help_folder, help_file):
"""
Return the path to the best help file for the current language and available
help content
:param str help_folder: a path to folder where we should look for the help files
:param str help_file: name of the requested help file
:return: path to the best help file or ``None`` is no match is found
:rtype: str or NoneType
"""
current_lang = os.environ["LANG"]
# list all available languages for the Anaconda help
# * content is stored in folders named after the given language code
# (en-US, cs-CZ, jp-JP, etc.)
# * we check if the given folder contains the currently needed help file
# and only consider it fit to use if it does have the file
if not os.path.exists(help_folder):
log.warning("help folder %s for help file %s does not exist",
help_folder, help_file)
return None
# Collect languages and files that provide the help content.
help_langs = {}
for lang in os.listdir(help_folder):
# Does the help file exist for this language?
path = os.path.join(help_folder, lang, help_file)
if not os.path.isfile(path):
continue
# Create a valid langcode. For example, use en_US instead of en-US.
code = lang.replace('-', '_')
help_langs[code] = path
# Find the best help file.
for locale in (current_lang, DEFAULT_LANG):
best_lang = find_best_locale_match(locale, help_langs.keys())
best_path = help_langs.get(best_lang, None)
if best_path:
return best_path
# No file found.
log.warning("no help content found for file %s", help_file)
return None
def _is_language_support_installed(self, lang):
"""Is the support for the specified language installed?
The language is considered to be supported if we are not
able to determine the supported locales due to missing tools.
:param lang: a value for the LANG locale variable
:return: False if the locale is known to be not supported, otherwise True
"""
try:
output = execWithCapture("locale", ["-a"], root=self._sysroot)
except OSError as e:
log.warning("Couldn't get supported locales: %s", e)
return True
match = find_best_locale_match(lang, output.splitlines())
log.debug("The '%s' locale matched '%s'.", lang, match)
return bool(match)
