Python regex_helper.normalize方法代码示例

# 需要导入模块: from django.utils import regex_helper [as 别名]
# 或者: from django.utils.regex_helper import normalize [as 别名]
def _populate(self):
        lookups = MultiValueDict()
        namespaces = {}
        apps = {}
        language_code = get_language()
        for pattern in reversed(self.url_patterns):
            p_pattern = pattern.regex.pattern
            if p_pattern.startswith('^'):
                p_pattern = p_pattern[1:]
            if isinstance(pattern, RegexURLResolver):
                if pattern.namespace:
                    namespaces[pattern.namespace] = (p_pattern, pattern)
                    if pattern.app_name:
                        apps.setdefault(pattern.app_name, []).append(pattern.namespace)
                else:
                    parent = normalize(pattern.regex.pattern)
                    for name in pattern.reverse_dict:
                        for matches, pat, defaults in pattern.reverse_dict.getlist(name):
                            new_matches = []
                            for piece, p_args in parent:
                                new_matches.extend([(piece + suffix, p_args + args) for (suffix, args) in matches])
                            lookups.appendlist(name, (new_matches, p_pattern + pat, dict(defaults, **pattern.default_kwargs)))
                    for namespace, (prefix, sub_pattern) in pattern.namespace_dict.items():
                        namespaces[namespace] = (p_pattern + prefix, sub_pattern)
                    for app_name, namespace_list in pattern.app_dict.items():
                        apps.setdefault(app_name, []).extend(namespace_list)
            else:
                bits = normalize(p_pattern)
                lookups.appendlist(pattern.callback, (bits, p_pattern, pattern.default_args))
                if pattern.name is not None:
                    lookups.appendlist(pattern.name, (bits, p_pattern, pattern.default_args))
        self._reverse_dict[language_code] = lookups
        self._namespace_dict[language_code] = namespaces
        self._app_dict[language_code] = apps 

# 需要导入模块: from django.utils import regex_helper [as 别名]
# 或者: from django.utils.regex_helper import normalize [as 别名]
def _populate(self):
        lookups = MultiValueDict()
        namespaces = {}
        apps = {}
        language_code = get_language()
        for pattern in reversed(self.url_patterns):
            if hasattr(pattern, '_callback_str'):
                self._callback_strs.add(pattern._callback_str)
            elif hasattr(pattern, '_callback'):
                callback = pattern._callback
                if isinstance(callback, functools.partial):
                    callback = callback.func

                if not hasattr(callback, '__name__'):
                    lookup_str = callback.__module__ + "." + callback.__class__.__name__
                else:
                    lookup_str = callback.__module__ + "." + callback.__name__
                self._callback_strs.add(lookup_str)
            p_pattern = pattern.regex.pattern
            if p_pattern.startswith('^'):
                p_pattern = p_pattern[1:]
            if isinstance(pattern, RegexURLResolver):
                if pattern.namespace:
                    namespaces[pattern.namespace] = (p_pattern, pattern)
                    if pattern.app_name:
                        apps.setdefault(pattern.app_name, []).append(pattern.namespace)
                else:
                    parent_pat = pattern.regex.pattern
                    for name in pattern.reverse_dict:
                        for matches, pat, defaults in pattern.reverse_dict.getlist(name):
                            new_matches = normalize(parent_pat + pat)
                            lookups.appendlist(
                                name,
                                (
                                    new_matches,
                                    p_pattern + pat,
                                    dict(defaults, **pattern.default_kwargs),
                                )
                            )
                    for namespace, (prefix, sub_pattern) in pattern.namespace_dict.items():
                        namespaces[namespace] = (p_pattern + prefix, sub_pattern)
                    for app_name, namespace_list in pattern.app_dict.items():
                        apps.setdefault(app_name, []).extend(namespace_list)
                    self._callback_strs.update(pattern._callback_strs)
            else:
                bits = normalize(p_pattern)
                lookups.appendlist(pattern.callback, (bits, p_pattern, pattern.default_args))
                if pattern.name is not None:
                    lookups.appendlist(pattern.name, (bits, p_pattern, pattern.default_args))
        self._reverse_dict[language_code] = lookups
        self._namespace_dict[language_code] = namespaces
        self._app_dict[language_code] = apps
        self._populated = True 

# 需要导入模块: from django.utils import regex_helper [as 别名]
# 或者: from django.utils.regex_helper import normalize [as 别名]
def _populate(self):
        # Short-circuit if called recursively in this thread to prevent
        # infinite recursion. Concurrent threads may call this at the same
        # time and will need to continue, so set 'populating' on a
        # thread-local variable.
        if getattr(self._local, 'populating', False):
            return
        self._local.populating = True
        lookups = MultiValueDict()
        namespaces = {}
        apps = {}
        language_code = get_language()
        for pattern in reversed(self.url_patterns):
            if isinstance(pattern, RegexURLPattern):
                self._callback_strs.add(pattern.lookup_str)
            p_pattern = pattern.regex.pattern
            if p_pattern.startswith('^'):
                p_pattern = p_pattern[1:]
            if isinstance(pattern, RegexURLResolver):
                if pattern.namespace:
                    namespaces[pattern.namespace] = (p_pattern, pattern)
                    if pattern.app_name:
                        apps.setdefault(pattern.app_name, []).append(pattern.namespace)
                else:
                    parent_pat = pattern.regex.pattern
                    for name in pattern.reverse_dict:
                        for matches, pat, defaults in pattern.reverse_dict.getlist(name):
                            new_matches = normalize(parent_pat + pat)
                            lookups.appendlist(
                                name,
                                (
                                    new_matches,
                                    p_pattern + pat,
                                    dict(defaults, **pattern.default_kwargs),
                                )
                            )
                    for namespace, (prefix, sub_pattern) in pattern.namespace_dict.items():
                        namespaces[namespace] = (p_pattern + prefix, sub_pattern)
                    for app_name, namespace_list in pattern.app_dict.items():
                        apps.setdefault(app_name, []).extend(namespace_list)
                if not getattr(pattern._local, 'populating', False):
                    pattern._populate()
                self._callback_strs.update(pattern._callback_strs)
            else:
                bits = normalize(p_pattern)
                lookups.appendlist(pattern.callback, (bits, p_pattern, pattern.default_args))
                if pattern.name is not None:
                    lookups.appendlist(pattern.name, (bits, p_pattern, pattern.default_args))
        self._reverse_dict[language_code] = lookups
        self._namespace_dict[language_code] = namespaces
        self._app_dict[language_code] = apps
        self._populated = True
        self._local.populating = False 

# 需要导入模块: from django.utils import regex_helper [as 别名]
# 或者: from django.utils.regex_helper import normalize [as 别名]
def _reverse_with_prefix(self, lookup_view, _prefix, *args, **kwargs):
        if args and kwargs:
            raise ValueError("Don't mix *args and **kwargs in call to reverse()!")
        text_args = [force_text(v) for v in args]
        text_kwargs = dict((k, force_text(v)) for (k, v) in kwargs.items())

        try:
            lookup_view = get_callable(lookup_view, True)
        except (ImportError, AttributeError) as e:
            raise NoReverseMatch("Error importing '%s': %s." % (lookup_view, e))
        possibilities = self.reverse_dict.getlist(lookup_view)

        prefix_norm, prefix_args = normalize(urlquote(_prefix))[0]
        for possibility, pattern, defaults in possibilities:
            for result, params in possibility:
                if args:
                    if len(args) != len(params) + len(prefix_args):
                        continue
                    candidate_subs = dict(zip(prefix_args + params, text_args))
                else:
                    if set(kwargs.keys()) | set(defaults.keys()) != set(params) | set(defaults.keys()) | set(prefix_args):
                        continue
                    matches = True
                    for k, v in defaults.items():
                        if kwargs.get(k, v) != v:
                            matches = False
                            break
                    if not matches:
                        continue
                    candidate_subs = text_kwargs
                # WSGI provides decoded URLs, without %xx escapes, and the URL
                # resolver operates on such URLs. First substitute arguments
                # without quoting to build a decoded URL and look for a match.
                # Then, if we have a match, redo the substitution with quoted
                # arguments in order to return a properly encoded URL.
                candidate_pat = prefix_norm.replace('%', '%%') + result
                if re.search('^%s%s' % (prefix_norm, pattern), candidate_pat % candidate_subs, re.UNICODE):
                    candidate_subs = dict((k, urlquote(v)) for (k, v) in candidate_subs.items())
                    return candidate_pat % candidate_subs
        # lookup_view can be URL label, or dotted path, or callable, Any of
        # these can be passed in at the top, but callables are not friendly in
        # error messages.
        m = getattr(lookup_view, '__module__', None)
        n = getattr(lookup_view, '__name__', None)
        if m is not None and n is not None:
            lookup_view_s = "%s.%s" % (m, n)
        else:
            lookup_view_s = lookup_view

        patterns = [pattern for (possibility, pattern, defaults) in possibilities]
        raise NoReverseMatch("Reverse for '%s' with arguments '%s' and keyword "
                "arguments '%s' not found. %d pattern(s) tried: %s" %
                             (lookup_view_s, args, kwargs, len(patterns), patterns))