BC-482-character-not-shown-properly (#3291)

* Added functionality to display & character instead of &amp on theme creation.

* Added decode to teams edit and topics.

controllers/teams.js

@@ -4,6 +4,7 @@ const _ = require('lodash');
 const express = require('express');
 const moment = require('moment');
 const { Configuration } = require('@hpi-schul-cloud/commons');
+const { decode } = require('html-entities');
 
 const authHelper = require('../helpers/authentication');
 const recurringEventsHelper = require('../helpers/recurringEvents');
@@ -155,6 +156,10 @@ const editTeamHandler = async (req, res, next) => {
 		if (req.params.teamId && !permissions.includes('RENAME_TEAM')) {
 			return next(new Error(res.$t('global.text.403')));
 		}
+
+		if (team.description) team.description = decode(team.description);
+		if (team.name) team.name = decode(team.name);
+
 		return res.render('teams/edit-team', {
 			action,
 			method,
@@ -427,6 +432,9 @@ router.get('/:teamId/json', (req, res, next) => {
 				return permission;
 			});
 
+			if (team.description) team.description = decode(team.description);
+			if (team.name) team.name = decode(team.name);
+
 			res.json({ team });
 		})
 		.catch((err) => {
@@ -473,6 +481,11 @@ router.get('/:teamId', async (req, res, next) => {
 			},
 		});
 
+		if (course.description && course.name) {
+			course.description = decode(course.description);
+			course.name = decode(course.name);
+		}
+
 		let instanceUsesRocketChat = Configuration.get('ROCKETCHAT_SERVICE_ENABLED');
 		if (Configuration.has('ROCKET_CHAT_DEPRECATION_DATE')) {
 			const deprecationDate = new Date(Configuration.get('ROCKET_CHAT_DEPRECATION_DATE'));

controllers/topics.js

@@ -47,6 +47,9 @@ const editTopicHandler = (req, res, next) => {
 		const { filesStorage } = await filesStoragesHelper
 			.filesStorageInit(schoolId, lesson._id, 'lessons', false, req);
 
+		if (lesson.title) lesson.title = decode(lesson.title);
+		if (lesson.contents) lesson.contents = decode(lesson.contents);
+
 		res.render('topic/edit-topic', {
 			action,
 			method,