#! /usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright 2013, 2017, Marten de Vries
#
# This file is part of OpenTeacher.
#
# OpenTeacher is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# OpenTeacher is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with OpenTeacher. If not, see <http://www.gnu.org/licenses/>.
import contextlib
import os
class JSInputTypingLogicModule:
"""This module offers an object that can be used to control the part
of a GUI where the user types his/her answer in in a test.
"""
def __init__(self, moduleManager, *args, **kwargs):
super().__init__(*args, **kwargs)
self._mm = moduleManager
self.type = "jsInputTypingLogic"
self.requires = (
self._mm.mods(type="javaScriptEvaluator"),
)
self.uses = (
self._mm.mods(type="translator"),
self._mm.mods(type="translationIndexBuilder"),
)
self.filesWithTranslations = (
os.path.abspath("./node_modules/ot-input-typing-logic/index.js"),
)
def createController(self, *args, **kwargs):
return self._js.global_['ot-input-typing-logic'].new(*args, **kwargs)
def enable(self):
self._modules = next(iter(self._mm.mods(type="modules")))
self._js = self._modules.default("active", type="javaScriptEvaluator").loadModule('ot-input-typing-logic')
try:
translator = self._modules.default("active", type="translator")
except IndexError:
pass
else:
translator.languageChanged.handle(self._retranslate)
self._retranslate()
with contextlib.suppress(IndexError):
buildTranslationIndex = self._modules.default("active", type="translationIndexBuilder").buildTranslationIndex
self.translationIndex = buildTranslationIndex(self._mm.resourcePath("translations"))
self.active = True
def _retranslate(self):
try:
translator = self._modules.default("active", type="translator")
except IndexError:
_, ngettext = str, lambda a, b, n: a if n == 1 else b
else:
_, ngettext = translator.gettextFunctions(
self._mm.resourcePath("translations")
)
self._js.global_._ = _
self._js.global_.ngettext = ngettext
def disable(self):
self.active = False
del self._modules
del self._js
with contextlib.suppress(AttributeError):
del self.translationIndex
def init(moduleManager):
return JSInputTypingLogicModule(moduleManager)