def icu_format_message(locale_id: str,
message: str,
arguments: _MessageArguments = {}) -> str:
"""Substitute arguments into ICU-style message.
You can have variable substitution, plurals, selects and nested messages.
Raises `ICUError` in case of incorrectly formatted message.
The arguments must be a dict
"""
return MessageFormat(message, Locale.createFromName(locale_id)).format(
list(arguments.keys()), [Formattable(x) for x in arguments.values()])
def format(string, values=None):
"""Translates a string with the given current locale"""
ctx = _request_ctx_stack.top
locale = get_locale()
icu_msg = get_message(string)
msg = MessageFormat(icu_msg, locale)
if values is not None:
keys = []
vals = []
for (k, v) in values.items():
keys.append(k)
vals.append(Formattable(v))
return msg.format(keys, vals)
return msg.format('')
def _format_message(self,
message: str,
arguments: _MessageArguments = {},
html_escape: bool = True) -> str:
"""Substitute arguments into ICU-style message.
You can have variable substitution, plurals, selects and nested messages.
Raises `ICUError` in case of incorrectly formatted message.
The arguments must be a dict
"""
return MessageFormat(message, self.icu_locale).format(
list(arguments.keys()),
[
Formattable(
escape(x) if html_escape and isinstance(x, str) else x)
for x in arguments.values()
],
)
def icu_format_html_message(
locale_id: str,
message: str,
arguments: _MessageArguments = {},
tags: _TagMapping = {},
) -> str:
"""Substitute arguments into ICU-style HTML message.
You can have variable substitution, plurals, selects and nested messages.
You can also replace HTML tag placeholders.
Raises `ICUError` in case of incorrectly formatted message.
"""
return MessageFormat(restore_tags(
message, tags), Locale.createFromName(locale_id)).format(
list(arguments.keys()),
[
Formattable(escape(x) if isinstance(x, str) else x)
for x in arguments.values()
],
)