#! /usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright 2011-2013, 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
class WordsNeverAnsweredCorrectlyModule:
"""A list modifier that filters out all items that were already
answered correctly during a test once. This means it *does*
include words which have never been asked yet, too.
"""
def __init__(self, moduleManager, *args, **kwargs):
super().__init__(*args, **kwargs)
self._mm = moduleManager
self.type = "listModifier"
self.testName = "wordsNeverAnsweredCorrectly"
self.uses = (
self._mm.mods(type="translator"),
)
self.filesWithTranslations = ("wordsNeverAnsweredCorrectly.py",)
self.priorities = {
"default": 832,
}
def modifyList(self, indexes, list):
self._list = list
newIndexes = [i for i in indexes if self._isNeverAnsweredCorrectly(i)]
del self._list
return newIndexes
def _isNeverAnsweredCorrectly(self, index):
results = self._resultsFor(self._list["items"][index])
return "right" not in results
def _resultsFor(self, word):
results = []
with contextlib.suppress(KeyError):
for test in self._list["tests"]:
results.extend(test)
filteredResults = (r for r in results if r["itemId"] == word["id"])
return (result["result"] for result in filteredResults)
def enable(self):
self._modules = set(self._mm.mods(type="modules")).pop()
#Translations
try:
translator = self._modules.default("active", type="translator")
except IndexError:
pass
else:
translator.languageChanged.handle(self._retranslate)
self._retranslate()
self.dataType = "words"
self.active = True
def _retranslate(self):
#Translations
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.name = _("Only words you never answered correctly")
def disable(self):
self.active = False
del self._modules
del self.dataType
del self.name
def init(moduleManager):
return WordsNeverAnsweredCorrectlyModule(moduleManager)