forked from EVOgeek/Vmeda.Online
76 lines
2.8 KiB
TypeScript
76 lines
2.8 KiB
TypeScript
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// (C) Copyright 2015 Martin Dougiamas
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import { Injectable } from '@angular/core';
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import { AddonModQuizAccessRuleHandler } from '../../../providers/access-rules-delegate';
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import { AddonModQuizProvider } from '../../../providers/quiz';
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/**
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* Handler to support open/close date access rule.
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*/
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@Injectable()
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export class AddonModQuizAccessOpenCloseDateHandler implements AddonModQuizAccessRuleHandler {
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name = 'AddonModQuizAccessOpenCloseDate';
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ruleName = 'quizaccess_openclosedate';
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constructor() {
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// Nothing to do.
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}
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/**
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* Whether or not the handler is enabled on a site level.
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*
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* @return {boolean|Promise<boolean>} True or promise resolved with true if enabled.
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*/
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isEnabled(): boolean | Promise<boolean> {
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return true;
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}
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/**
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* Whether the rule requires a preflight check when prefetch/start/continue an attempt.
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*
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* @param {any} quiz The quiz the rule belongs to.
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* @param {any} [attempt] The attempt started/continued. If not supplied, user is starting a new attempt.
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* @param {boolean} [prefetch] Whether the user is prefetching the quiz.
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* @param {string} [siteId] Site ID. If not defined, current site.
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* @return {boolean|Promise<boolean>} Whether the rule requires a preflight check.
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*/
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isPreflightCheckRequired(quiz: any, attempt?: any, prefetch?: boolean, siteId?: string): boolean | Promise<boolean> {
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return false;
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}
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/**
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* Whether or not the time left of an attempt should be displayed.
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*
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* @param {any} attempt The attempt.
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* @param {number} endTime The attempt end time (in seconds).
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* @param {number} timeNow The current time in seconds.
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* @return {boolean} Whether it should be displayed.
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*/
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shouldShowTimeLeft(attempt: any, endTime: number, timeNow: number): boolean {
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// If this is a teacher preview after the close date, do not show the time.
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if (attempt.preview && timeNow > endTime) {
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return false;
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}
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// Show the time left only if it's less than QUIZ_SHOW_TIME_BEFORE_DEADLINE.
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if (timeNow > endTime - AddonModQuizProvider.QUIZ_SHOW_TIME_BEFORE_DEADLINE) {
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return true;
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}
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return false;
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}
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}
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