Python django.utils.translation.trans_real.DjangoTranslation() Examples

The following are 8 code examples of django.utils.translation.trans_real.DjangoTranslation(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module django.utils.translation.trans_real , or try the search function .
Example #1
Source File: i18n.py    From xblock-utils with GNU Affero General Public License v3.0 6 votes vote down vote up 
def merge_translation(self, context):
        """
        Context wrapper which modifies the given language's translation catalog using the i18n service, if found.
        """
        language = get_language()
        i18n_service = context.get('_i18n_service', None)
        if i18n_service:
            # Cache the original translation object to reduce overhead
            if language not in self._translations:
                self._translations[language] = trans_real.DjangoTranslation(language)

            translation = trans_real.translation(language)
            translation.merge(i18n_service)

        yield

        # Revert to original translation object
        if language in self._translations:
            trans_real._translations[language] = self._translations[language]  # pylint: disable=protected-access
            # Re-activate the current language to reset translation caches
            trans_real.activate(language)
Example #2
Source File: i18n.py    From bioforum with MIT License 5 votes vote down vote up 
def get(self, request, *args, **kwargs):
        locale = get_language()
        domain = kwargs.get('domain', self.domain)
        # If packages are not provided, default to all installed packages, as
        # DjangoTranslation without localedirs harvests them all.
        packages = kwargs.get('packages', '')
        packages = packages.split('+') if packages else self.packages
        paths = self.get_paths(packages) if packages else None
        self.translation = DjangoTranslation(locale, domain=domain, localedirs=paths)
        context = self.get_context_data(**kwargs)
        return self.render_to_response(context)
Example #3
Source File: user_translations.py    From online-judge with GNU Affero General Public License v3.0 5 votes vote down vote up 
def translation(language):
        global _translations
        if language not in _translations:
            _translations[language] = DjangoTranslation(language, domain='dmoj-user')
        return _translations[language]
Example #4
Source File: i18n.py    From Hands-On-Application-Development-with-PyCharm with MIT License 5 votes vote down vote up 
def get(self, request, *args, **kwargs):
        locale = get_language()
        domain = kwargs.get('domain', self.domain)
        # If packages are not provided, default to all installed packages, as
        # DjangoTranslation without localedirs harvests them all.
        packages = kwargs.get('packages', '')
        packages = packages.split('+') if packages else self.packages
        paths = self.get_paths(packages) if packages else None
        self.translation = DjangoTranslation(locale, domain=domain, localedirs=paths)
        context = self.get_context_data(**kwargs)
        return self.render_to_response(context)
Example #5
Source File: i18n.py    From python with Apache License 2.0 5 votes vote down vote up 
def get(self, request, *args, **kwargs):
        locale = get_language()
        domain = kwargs.get('domain', self.domain)
        # If packages are not provided, default to all installed packages, as
        # DjangoTranslation without localedirs harvests them all.
        packages = kwargs.get('packages', '')
        packages = packages.split('+') if packages else self.packages
        paths = self.get_paths(packages) if packages else None
        self.translation = DjangoTranslation(locale, domain=domain, localedirs=paths)
        context = self.get_context_data(**kwargs)
        return self.render_to_response(context)
Example #6
Source File: i18n.py    From python2017 with MIT License 5 votes vote down vote up 
def get(self, request, *args, **kwargs):
        locale = get_language()
        domain = kwargs.get('domain', self.domain)
        # If packages are not provided, default to all installed packages, as
        # DjangoTranslation without localedirs harvests them all.
        packages = kwargs.get('packages', '')
        packages = packages.split('+') if packages else self.packages
        paths = self.get_paths(packages) if packages else None
        self.translation = DjangoTranslation(locale, domain=domain, localedirs=paths)
        context = self.get_context_data(**kwargs)
        return self.render_to_response(context)
Example #7
Source File: i18n.py    From python with Apache License 2.0 4 votes vote down vote up 
def get_javascript_catalog(locale, domain, packages):
    app_configs = apps.get_app_configs()
    allowable_packages = set(app_config.name for app_config in app_configs)
    allowable_packages.update(DEFAULT_PACKAGES)
    packages = [p for p in packages if p in allowable_packages]
    paths = []
    # paths of requested packages
    for package in packages:
        p = importlib.import_module(package)
        path = os.path.join(os.path.dirname(upath(p.__file__)), 'locale')
        paths.append(path)

    trans = DjangoTranslation(locale, domain=domain, localedirs=paths)
    trans_cat = trans._catalog

    plural = None
    if '' in trans_cat:
        for line in trans_cat[''].split('\n'):
            if line.startswith('Plural-Forms:'):
                plural = line.split(':', 1)[1].strip()
    if plural is not None:
        # this should actually be a compiled function of a typical plural-form:
        # Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 :
        #               n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;
        plural = [el.strip() for el in plural.split(';') if el.strip().startswith('plural=')][0].split('=', 1)[1]

    pdict = {}
    maxcnts = {}
    catalog = {}
    trans_fallback_cat = trans._fallback._catalog if trans._fallback else {}
    for key, value in itertools.chain(six.iteritems(trans_cat), six.iteritems(trans_fallback_cat)):
        if key == '' or key in catalog:
            continue
        if isinstance(key, six.string_types):
            catalog[key] = value
        elif isinstance(key, tuple):
            msgid = key[0]
            cnt = key[1]
            maxcnts[msgid] = max(cnt, maxcnts.get(msgid, 0))
            pdict.setdefault(msgid, {})[cnt] = value
        else:
            raise TypeError(key)
    for k, v in pdict.items():
        catalog[k] = [v.get(i, '') for i in range(maxcnts[k] + 1)]

    return catalog, plural
Example #8
Source File: i18n.py    From python2017 with MIT License 4 votes vote down vote up 
def get_javascript_catalog(locale, domain, packages):
    app_configs = apps.get_app_configs()
    allowable_packages = set(app_config.name for app_config in app_configs)
    allowable_packages.update(DEFAULT_PACKAGES)
    packages = [p for p in packages if p in allowable_packages]
    paths = []
    # paths of requested packages
    for package in packages:
        p = importlib.import_module(package)
        path = os.path.join(os.path.dirname(upath(p.__file__)), 'locale')
        paths.append(path)

    trans = DjangoTranslation(locale, domain=domain, localedirs=paths)
    trans_cat = trans._catalog

    plural = None
    if '' in trans_cat:
        for line in trans_cat[''].split('\n'):
            if line.startswith('Plural-Forms:'):
                plural = line.split(':', 1)[1].strip()
    if plural is not None:
        # this should actually be a compiled function of a typical plural-form:
        # Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 :
        #               n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;
        plural = [el.strip() for el in plural.split(';') if el.strip().startswith('plural=')][0].split('=', 1)[1]

    pdict = {}
    maxcnts = {}
    catalog = {}
    trans_fallback_cat = trans._fallback._catalog if trans._fallback else {}
    for key, value in itertools.chain(six.iteritems(trans_cat), six.iteritems(trans_fallback_cat)):
        if key == '' or key in catalog:
            continue
        if isinstance(key, six.string_types):
            catalog[key] = value
        elif isinstance(key, tuple):
            msgid = key[0]
            cnt = key[1]
            maxcnts[msgid] = max(cnt, maxcnts.get(msgid, 0))
            pdict.setdefault(msgid, {})[cnt] = value
        else:
            raise TypeError(key)
    for k, v in pdict.items():
        catalog[k] = [v.get(i, '') for i in range(maxcnts[k] + 1)]

    return catalog, plural