Exemple #1
0
 def render_to_str(self):
     # hardcoding locales as it is not trivial to
     # get user apps and its locales, and including
     # all django supported locales is not efficient
     codes = ['en', 'de', 'ru', 'es', 'fr', 'pt']
     catalog = {}
     plural = {}
     # this function is not i18n-enabled
     formats = get_formats()
     for code in codes:
         self.translation = DjangoTranslation(code,
                                              domain=self.domain)
         _catalog = self.get_catalog()
         _plural = self.get_plural()
         if _catalog:
             catalog[code] = _catalog
         if _plural:
             if six.PY2:
                 _plural = _plural.__str__()
             plural[code] = _plural
     template = Engine().from_string(JS_CATALOG_TEMPLATE)
     context = {
         'catalog_str': json.dumps(catalog,
                                   sort_keys=True,
                                   indent=2),
         'formats_str': json.dumps(formats,
                                   sort_keys=True,
                                   indent=2),
         'plural': plural,
     }
     return template.render(Context(context))
Exemple #2
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 def test_get_formats(self):
     formats = get_formats()
     # Test 3 possible types in get_formats: integer, string, and list.
     self.assertEqual(formats["FIRST_DAY_OF_WEEK"], 1)
     self.assertEqual(formats["DECIMAL_SEPARATOR"], ",")
     self.assertEqual(formats["TIME_INPUT_FORMATS"],
                      ["%H:%M:%S", "%H:%M:%S.%f", "%H:%M"])
Exemple #3
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 def test_get_formats(self):
     formats = get_formats()
     # Test 3 possible types in get_formats: integer, string, and list.
     self.assertEqual(formats['FIRST_DAY_OF_WEEK'], 0)
     self.assertEqual(formats['DECIMAL_SEPARATOR'], '.')
     self.assertEqual(formats['TIME_INPUT_FORMATS'],
                      ['%H:%M:%S', '%H:%M:%S.%f', '%H:%M'])
Exemple #4
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def generate_widget_js(lang):
    code = []
    with language(lang):
        # Provide isolation
        code.append('(function (siteglobals) {\n')
        code.append('var module = {}, exports = {};\n')
        code.append('var lang = "%s";\n' % lang)

        c = JavaScriptCatalog()
        c.translation = DjangoTranslation(lang, domain='djangojs')
        catalog, plural = c.get_catalog(), c.get_plural()

        str_wl = ('Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa', 'Su', 'January',
                  'February', 'March', 'April', 'May', 'June', 'July',
                  'August', 'September', 'October', 'November', 'December')
        catalog = dict((k, v) for k, v in catalog.items()
                       if k.startswith('widget\u0004') or k in str_wl)
        template = Engine().from_string(js_catalog_template)
        context = Context({
            'catalog_str':
            indent(json.dumps(catalog, sort_keys=True, indent=2))
            if catalog else None,
            'formats_str':
            indent(json.dumps(get_formats(), sort_keys=True, indent=2)),
            'plural':
            plural,
        })
        i18n_js = template.render(context)
        i18n_js = i18n_js.replace(
            'for (const ',
            'for (var ')  # remove if we really want to break IE11 for good
        i18n_js = i18n_js.replace(
            r"value.includes(", r"-1 != value.indexOf("
        )  # remove if we really want to break IE11 for good
        code.append(i18n_js)

        files = [
            'vuejs/vue.js' if settings.DEBUG else 'vuejs/vue.min.js',
            'vuejs/vue-resize.min.js',
            'pretixpresale/js/widget/docready.js',
            'pretixpresale/js/widget/floatformat.js',
            'pretixpresale/js/widget/widget.js',
        ]
        for fname in files:
            f = finders.find(fname)
            with open(f, 'r', encoding='utf-8') as fp:
                code.append(fp.read())

        if settings.DEBUG:
            code.append('})(this);\n')
        else:
            # Do not expose debugging variables
            code.append('})({});\n')
    code = ''.join(code)
    code = rJSMinFilter(content=code).output()
    return code
Exemple #5
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    def _create_json_catalog(self, locale, domain, packages):
        activate(locale)
        catalog, plural = get_javascript_catalog(locale, domain, packages)
        data = {
            'catalog': catalog,
            'formats': get_formats(),
            'plural': plural,
        }

        return force_text(json.dumps(data, ensure_ascii=False))
    def _create_json_catalog(self, locale, domain, packages):
        activate(locale)
        catalog, plural = get_javascript_catalog(locale, domain, packages)
        data = {
            'catalog': catalog,
            'formats': get_formats(),
            'plural': plural,
        }

        return force_text(json.dumps(data, ensure_ascii=False))
Exemple #7
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def javascript_catalog(request, domain='djangojs', packages=None):
    locale = _get_locale(request)
    packages = _parse_packages(packages)
    catalog, plural = get_javascript_catalog(locale, domain, packages)
    data = {
        'catalog': catalog,
        'formats': get_formats(),
        'plural': plural,
    }
    s = """$(document).ready(function () {var js = %s;Katrid.i18n.initialize(js.plural, js.catalog, js.formats)});""" % json.dumps(data)
    return HttpResponse(s)
Exemple #8
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def javascript_catalog(request, domain='djangojs', packages=None):
    locale = _get_locale(request)
    packages = _parse_packages(packages)
    catalog, plural = get_javascript_catalog(locale, domain, packages)
    data = {
        'catalog': catalog,
        'formats': get_formats(),
        'plural': plural,
    }
    s = """$(document).ready(function () {var js = %s;Katrid.i18n.initialize(js.plural, js.catalog, js.formats)});""" % json.dumps(
        data)
    return HttpResponse(s)
    def _create_json_catalog(self, locale, domain, packages):
        activate(locale)
        if django.VERSION < (2, 0):
            catalog, plural = get_javascript_catalog(locale, domain, packages)
            data = {
                'catalog': catalog,
                'formats': get_formats(),
                'plural': plural,
            }

            return force_text(json.dumps(data, ensure_ascii=False))
        else:
            catalog = JSONCatalog()
            packages = get_packages(packages)
            # we are passing None as the request, as the request object is currently not used by django
            response = catalog.get(self, None, domain=domain, packages=packages)
            return force_text(response.content)
Exemple #10
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def generate_widget_js(lang):
    code = []
    with language(lang):
        # Provide isolation
        code.append('(function (siteglobals) {\n')
        code.append('var module = {}, exports = {};\n')
        code.append('var lang = "%s";\n' % lang)

        c = JavaScriptCatalog()
        c.translation = DjangoTranslation(lang, domain='djangojs')
        catalog, plural = c.get_catalog(), c.get_plural()

        str_wl = (
            'Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa', 'Su',
            'January', 'February', 'March', 'April', 'May', 'June', 'July', 'August',
            'September', 'October', 'November', 'December'
        )
        catalog = dict((k, v) for k, v in catalog.items() if k.startswith('widget\u0004') or k in str_wl)
        template = Engine().from_string(js_catalog_template)
        context = Context({
            'catalog_str': indent(json.dumps(
                catalog, sort_keys=True, indent=2)) if catalog else None,
            'formats_str': indent(json.dumps(
                get_formats(), sort_keys=True, indent=2)),
            'plural': plural,
        })
        code.append(template.render(context))

        files = [
            'vuejs/vue.js' if settings.DEBUG else 'vuejs/vue.min.js',
            'vuejs/vue-resize.min.js',
            'pretixpresale/js/widget/docready.js',
            'pretixpresale/js/widget/floatformat.js',
            'pretixpresale/js/widget/widget.js',
        ]
        for fname in files:
            f = finders.find(fname)
            with open(f, 'r') as fp:
                code.append(fp.read())

        if settings.DEBUG:
            code.append('})(this);\n')
        else:
            # Do not expose debugging variables
            code.append('})({});\n')
    return ''.join(code)
    def _create_json_catalog(self, locale, domain, packages):
        activate(locale)
        if django.VERSION < (2, 0):
            catalog, plural = get_javascript_catalog(locale, domain, packages)
            data = {
                'catalog': catalog,
                'formats': get_formats(),
                'plural': plural,
            }

            return force_text(json.dumps(data, ensure_ascii=False))
        else:
            catalog = JSONCatalog()
            packages = get_packages(packages)
            # we are passing None as the request, as the request object is
            # currently not used by django
            response = catalog.get(self, None, domain=domain, packages=packages)
            return force_text(response.content)
Exemple #12
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def generate_widget_js(lang):
    code = []
    with language(lang):
        # Provide isolation
        code.append('(function (siteglobals) {\n')
        code.append('var module = {}, exports = {};\n')
        code.append('var lang = "%s";\n' % lang)

        c = JavaScriptCatalog()
        c.translation = DjangoTranslation(lang, domain='djangojs')
        catalog, plural = c.get_catalog(), c.get_plural()

        catalog = dict(
            (k, v) for k, v in catalog.items() if k.startswith('widget\u0004'))
        template = Engine().from_string(js_catalog_template)
        context = Context({
            'catalog_str':
            indent(json.dumps(catalog, sort_keys=True, indent=2))
            if catalog else None,
            'formats_str':
            indent(json.dumps(get_formats(), sort_keys=True, indent=2)),
            'plural':
            plural,
        })
        code.append(template.render(context))

        files = [
            'vuejs/vue.js' if settings.DEBUG else 'vuejs/vue.min.js',
            'pretixpresale/js/widget/docready.js',
            'pretixpresale/js/widget/floatformat.js',
            'pretixpresale/js/widget/widget.js',
        ]
        for fname in files:
            f = finders.find(fname)
            with open(f, 'r') as fp:
                code.append(fp.read())

        if settings.DEBUG:
            code.append('})(this);\n')
        else:
            # Do not expose debugging variables
            code.append('})({});\n')
    return ''.join(code)
Exemple #13
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    def __copy_assets(self):
        # copy bigpipe.js to public dir
        self.logger.info('Coping "bigpipe.js" to public directory')
        copyfile(
            os.path.join(self.local_javascript_folder, "browser",
                         "bigpipe.js"),
            os.path.join(self.conf.rendered_output_path, "bigpipe.js"),
        )

        # copy build package.json to target javascript folder
        if not os.path.isfile(
                os.path.join(self.javascript_folder, 'package.json')):
            self.logger.info(
                'Coping "package.json" for building bigpipe response remote server'
            )
            copyfile(
                os.path.join(self.local_javascript_folder, 'build',
                             'package.json'),
                os.path.join(self.javascript_folder, 'package.json'))

        # copy i18n generates file into "js/dependencies" folder.
        # remote javascript base_processor will use this file as a dependency for server side rendering.
        jsi18n_file = os.path.join(self.local_javascript_folder, "browser",
                                   "jsi18n.js")
        if not os.path.isfile(jsi18n_file):
            self.logger.info(
                'Generating django "jsi18n.js"file and making internal copy of it'
            )
            with open(jsi18n_file, "wb") as jsi18n_file:
                # generate the django javascript i18n file to a string
                file_content = (JavaScriptCatalog().render_to_response({
                    "catalog": {},
                    "formats":
                    get_formats(),
                    "plural": {}
                }).content)
                jsi18n_file.write(file_content)
                jsi18n_file.close()
Exemple #14
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def javascript_catalog(request, domain='djangojs', packages=None):
    """
    Returns the selected language catalog as a javascript library.

    Receives the list of packages to check for translations in the
    packages parameter either from an infodict or as a +-delimited
    string from the request. Default is 'django.conf'.

    Additionally you can override the gettext domain for this view,
    but usually you don't want to do that, as JavaScript messages
    go to the djangojs domain. But this might be needed if you
    deliver your JavaScript source from Django templates.
    """
    # (TODO): cache dictionary
    if request.GET:
        if 'language' in request.GET:
            if check_for_language(request.GET['language']):
                activate(request.GET['language'])
    if packages is None:
        packages = ['django.conf']
    if isinstance(packages, six.string_types):
        packages = packages.split('+')
    packages = [p for p in packages if p ==
                'django.conf' or p in settings.INSTALLED_APPS]
    locale = to_locale(get_language())
    t = {}

    # Singular forms
    aux_catalog = Message.objects.filter(
        domain=domain, plural__isnull=True, language=locale).values_list(
        "msgid", "msgstr", "translation")

    for message in aux_catalog:
        # Case there is translation
        if len(message[2]):
            aux_message = {message[0]: message[2]}
        # Case no translation but .po msgstr translation
        elif len(message[1]):
            aux_message = {message[0]: message[1]}
        # Case no translations
        else:
            aux_message = {message[0]: message[0]}

        t.update(aux_message)

    # Plural forms (TODO)
    # plural_msgs = dict(Message.objects.filter(
    #     domain=domain, plural__isnull=False).values_list(
    #     "msgid", "translation"))

    src = [LibHead]
    plural = None
    if '' in t:
        for l in t[''].split('\n'):
            if l.startswith('Plural-Forms:'):
                plural = l.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]
        src.append(PluralIdx % plural)
    else:
        src.append(SimplePlural)
    csrc = []
    pdict = {}

    for k, v in t.items():
        if k == '':
            continue
        if isinstance(k, six.string_types):
            if len(v) == 0:
                csrc.append("catalog['%s'] = '%s';\n" %
                            (javascript_quote(k), javascript_quote(k)))
            else:
                csrc.append("catalog['%s'] = '%s';\n" %
                            (javascript_quote(k), javascript_quote(v)))
        elif isinstance(k, tuple):
            if k[0] not in pdict:
                pdict[k[0]] = k[1]
            else:
                pdict[k[0]] = max(k[1], pdict[k[0]])
            csrc.append("catalog['%s'][%d] = '%s';\n" % (
                javascript_quote(k[0]), k[1], javascript_quote(v)))
        else:
            raise TypeError(k)
    csrc.sort()
    for k, v in pdict.items():
        src.append("catalog['%s'] = [%s];\n" %
                   (javascript_quote(k), ','.join(["''"] * (v + 1))))
    src.extend(csrc)
    src.append(LibFoot)
    src.append(InterPolate)
    src.append(LibFormatHead)
    src.append(get_formats())
    src.append(LibFormatFoot)
    src = ''.join(src)
    return http.HttpResponse(src, 'text/javascript')
def javascript_catalog(locale, domain, packages):
    packages = [p for p in packages if p == 'django.conf' or p in settings.INSTALLED_APPS]
    default_locale = to_locale(settings.LANGUAGE_CODE)
    t = {}
    paths = []
    en_selected = locale.startswith('en')
    en_catalog_missing = True
    # paths of requested packages
    for package in packages:
        p = importlib.import_module(package)
        path = os.path.join(os.path.dirname(p.__file__), 'locale')
        paths.append(path)
    # add the filesystem paths listed in the LOCALE_PATHS setting
    paths.extend(list(reversed(settings.LOCALE_PATHS)))
    # first load all english languages files for defaults
    for path in paths:
        try:
            catalog = gettext_module.translation(domain, path, ['en'])
            t.update(catalog._catalog)
        except IOError:
            pass
        else:
            # 'en' is the selected language and at least one of the packages
            # listed in `packages` has an 'en' catalog
            if en_selected:
                en_catalog_missing = False
    # next load the settings.LANGUAGE_CODE translations if it isn't english
    if default_locale != 'en':
        for path in paths:
            try:
                catalog = gettext_module.translation(domain, path, [default_locale])
            except IOError:
                catalog = None
            if catalog is not None:
                t.update(catalog._catalog)
    # last load the currently selected language, if it isn't identical to the default.
    if locale != default_locale:
        # If the currently selected language is English but it doesn't have a
        # translation catalog (presumably due to being the language translated
        # from) then a wrong language catalog might have been loaded in the
        # previous step. It needs to be discarded.
        if en_selected and en_catalog_missing:
            t = {}
        else:
            locale_t = {}
            for path in paths:
                try:
                    catalog = gettext_module.translation(domain, path, [locale])
                except IOError:
                    catalog = None
                if catalog is not None:
                    locale_t.update(catalog._catalog)
            if locale_t:
                t = locale_t
    src = [LibHead]
    plural = None
    if '' in t:
        for l in t[''].split('\n'):
            if l.startswith('Plural-Forms:'):
                plural = l.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]
        src.append(PluralIdx % plural)
    else:
        src.append(SimplePlural)
    csrc = []
    pdict = {}
    for k, v in t.items():
        if k == '':
            continue
        if isinstance(k, basestring):
            csrc.append("catalog['%s'] = '%s';\n" % (javascript_quote(k), javascript_quote(v)))
        elif isinstance(k, tuple):
            if k[0] not in pdict:
                pdict[k[0]] = k[1]
            else:
                pdict[k[0]] = max(k[1], pdict[k[0]])
            csrc.append("catalog['%s'][%d] = '%s';\n" % (javascript_quote(k[0]), k[1], javascript_quote(v)))
        else:
            raise TypeError(k)
    csrc.sort()
    for k, v in pdict.items():
        src.append("catalog['%s'] = [%s];\n" % (javascript_quote(k), ','.join(["''"] * (v + 1))))
    src.extend(csrc)
    src.append(LibFoot)
    src.append(InterPolate)
    src.append(LibFormatHead)
    src.append(get_formats())
    src.append(LibFormatFoot)
    src = ''.join(src)
    return src
Exemple #16
0
 def test_get_formats(self):
     formats = get_formats()
     # Test 3 possible types in get_formats: integer, string, and list.
     self.assertEqual(formats['FIRST_DAY_OF_WEEK'], 0)
     self.assertEqual(formats['DECIMAL_SEPARATOR'], '.')
     self.assertEqual(formats['TIME_INPUT_FORMATS'], ['%H:%M:%S', '%H:%M:%S.%f', '%H:%M'])
Exemple #17
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def javascript_catalog(request, domain='djangojs', packages=None):
    """
    Returns the selected language catalog as a javascript library.

    Receives the list of packages to check for translations in the
    packages parameter either from an infodict or as a +-delimited
    string from the request. Default is 'django.conf'.

    Additionally you can override the gettext domain for this view,
    but usually you don't want to do that, as JavaScript messages
    go to the djangojs domain. But this might be needed if you
    deliver your JavaScript source from Django templates.
    """
    if request.GET:
        if 'language' in request.GET:
            #if check_for_language(request.GET['language']):
            activate(request.GET['language'])
    if packages is None:
        packages = ['django.conf']
    if isinstance(packages, basestring):
        packages = packages.split('+')
    packages = [
        p for p in packages
        if p == 'django.conf' or p in settings.INSTALLED_APPS
    ]
    default_locale = to_locale(settings.LANGUAGE_CODE)
    locale = to_locale(get_language())
    t = {}
    paths = []
    en_selected = locale.startswith('en')
    en_catalog_missing = True
    # paths of requested packages
    for package in packages:
        p = importlib.import_module(package)
        path = os.path.join(os.path.dirname(p.__file__), 'locale')
        paths.append(path)
    # add the filesystem paths listed in the LOCALE_PATHS setting
    paths.extend(list(reversed(settings.LOCALE_PATHS)))
    # first load all english languages files for defaults
    for path in paths:
        try:
            catalog = gettext_module.translation(domain, path, ['en'])
            t.update(catalog._catalog)
        except IOError:
            pass
        else:
            # 'en' is the selected language and at least one of the packages
            # listed in `packages` has an 'en' catalog
            if en_selected:
                en_catalog_missing = False
    # next load the settings.LANGUAGE_CODE translations if it isn't english
    if default_locale != 'en':
        for path in paths:
            try:
                catalog = gettext_module.translation(domain, path,
                                                     [default_locale])
            except IOError:
                catalog = None
            if catalog is not None:
                t.update(catalog._catalog)
    # last load the currently selected language, if it isn't identical to the default.
    if locale != default_locale:
        # If the currently selected language is English but it doesn't have a
        # translation catalog (presumably due to being the language translated
        # from) then a wrong language catalog might have been loaded in the
        # previous step. It needs to be discarded.
        if en_selected and en_catalog_missing:
            t = {}
        else:
            locale_t = {}
            for path in paths:
                try:
                    catalog = gettext_module.translation(
                        domain, path, [locale])
                except IOError:
                    catalog = None
                if catalog is not None:
                    locale_t.update(catalog._catalog)
            if locale_t:
                t = locale_t
    src = [LibHead]
    plural = None
    if '' in t:
        for l in t[''].split('\n'):
            if l.startswith('Plural-Forms:'):
                plural = l.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]
        src.append(PluralIdx % plural)
    else:
        src.append(SimplePlural)
    csrc = []
    pdict = {}
    for k, v in t.items():
        if k == '':
            continue
        if isinstance(k, basestring):
            csrc.append("catalog['%s'] = '%s';\n" %
                        (javascript_quote(k), javascript_quote(v)))
        elif isinstance(k, tuple):
            if k[0] not in pdict:
                pdict[k[0]] = k[1]
            else:
                pdict[k[0]] = max(k[1], pdict[k[0]])
            csrc.append("catalog['%s'][%d] = '%s';\n" %
                        (javascript_quote(k[0]), k[1], javascript_quote(v)))
        else:
            raise TypeError(k)
    csrc.sort()
    for k, v in pdict.items():
        src.append("catalog['%s'] = [%s];\n" %
                   (javascript_quote(k), ','.join(["''"] * (v + 1))))
    src.extend(csrc)
    src.append("""var language_code = '%s'""" % locale)
    src.append(LibFoot)
    src.append(InterPolate)
    src.append(LibFormatHead)
    src.append(get_formats())
    src.append(LibFormatFoot)
    src = ''.join(src)
    return http.HttpResponse(src, 'text/javascript')
Exemple #18
0
def javascript_catalog(request, domain='djangojs', packages=None):
    """
    Returns the selected language catalog as a javascript library.

    Receives the list of packages to check for translations in the
    packages parameter either from an infodict or as a +-delimited
    string from the request. Default is 'django.conf'.

    Additionally you can override the gettext domain for this view,
    but usually you don't want to do that, as JavaScript messages
    go to the djangojs domain. But this might be needed if you
    deliver your JavaScript source from Django templates.
    """
    if request.GET:
        if 'language' in request.GET:
            #if check_for_language(request.GET['language']):
            activate(request.GET['language'])
    if packages is None:
        packages = ['django.conf']
    if isinstance(packages, basestring):
        packages = packages.split('+')
    packages = [p for p in packages if p == 'django.conf' or p in settings.INSTALLED_APPS]
    default_locale = to_locale(settings.LANGUAGE_CODE)
    locale = to_locale(get_language())
    t = {}
    paths = []
    en_selected = locale.startswith('en')
    en_catalog_missing = True
    # paths of requested packages
    for package in packages:
        p = importlib.import_module(package)
        path = os.path.join(os.path.dirname(p.__file__), 'locale')
        paths.append(path)
    # add the filesystem paths listed in the LOCALE_PATHS setting
    paths.extend(list(reversed(settings.LOCALE_PATHS)))
    # first load all english languages files for defaults
    for path in paths:
        try:
            catalog = gettext_module.translation(domain, path, ['en'])
            t.update(catalog._catalog)
        except IOError:
            pass
        else:
            # 'en' is the selected language and at least one of the packages
            # listed in `packages` has an 'en' catalog
            if en_selected:
                en_catalog_missing = False
    # next load the settings.LANGUAGE_CODE translations if it isn't english
    if default_locale != 'en':
        for path in paths:
            try:
                catalog = gettext_module.translation(domain, path, [default_locale])
            except IOError:
                catalog = None
            if catalog is not None:
                t.update(catalog._catalog)
    # last load the currently selected language, if it isn't identical to the default.
    if locale != default_locale:
        # If the currently selected language is English but it doesn't have a
        # translation catalog (presumably due to being the language translated
        # from) then a wrong language catalog might have been loaded in the
        # previous step. It needs to be discarded.
        if en_selected and en_catalog_missing:
            t = {}
        else:
            locale_t = {}
            for path in paths:
                try:
                    catalog = gettext_module.translation(domain, path, [locale])
                except IOError:
                    catalog = None
                if catalog is not None:
                    locale_t.update(catalog._catalog)
            if locale_t:
                t = locale_t
    src = [LibHead]
    plural = None
    if '' in t:
        for l in t[''].split('\n'):
            if l.startswith('Plural-Forms:'):
                plural = l.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]
        src.append(PluralIdx % plural)
    else:
        src.append(SimplePlural)
    csrc = []
    pdict = {}
    for k, v in t.items():
        if k == '':
            continue
        if isinstance(k, basestring):
            csrc.append("catalog['%s'] = '%s';\n" % (javascript_quote(k), javascript_quote(v)))
        elif isinstance(k, tuple):
            if k[0] not in pdict:
                pdict[k[0]] = k[1]
            else:
                pdict[k[0]] = max(k[1], pdict[k[0]])
            csrc.append("catalog['%s'][%d] = '%s';\n" % (javascript_quote(k[0]), k[1], javascript_quote(v)))
        else:
            raise TypeError(k)
    csrc.sort()
    for k, v in pdict.items():
        src.append("catalog['%s'] = [%s];\n" % (javascript_quote(k), ','.join(["''"]*(v+1))))
    src.extend(csrc)
    src.append("""var language_code = '%s'""" % locale)
    src.append(LibFoot)
    src.append(InterPolate)
    src.append(LibFormatHead)
    src.append(get_formats())
    src.append(LibFormatFoot)
    src = ''.join(src)
    return http.HttpResponse(src, 'text/javascript')