feat: closes #9380, add category filtering and topic tools to tag page

src/controllers/tags.js

@@ -17,6 +17,7 @@ const tagsController = module.exports;
 tagsController.getTag = async function (req, res) {
 	const tag = validator.escape(utils.cleanUpTag(req.params.tag, meta.config.maximumTagLength));
 	const page = parseInt(req.query.page, 10) || 1;
+	const cid = Array.isArray(req.query.cid) || !req.query.cid ? req.query.cid : [req.query.cid];
 
 	const templateData = {
 		topics: [],
@@ -24,9 +25,11 @@ tagsController.getTag = async function (req, res) {
 		breadcrumbs: helpers.buildBreadcrumbs([{ text: '[[tags:tags]]', url: '/tags' }, { text: tag }]),
 		title: `[[pages:tag, ${tag}]]`,
 	};
-	const [settings, cids] = await Promise.all([
+	const [settings, cids, categoryData, isPrivileged] = await Promise.all([
 		user.getSettings(req.uid),
-		categories.getCidsByPrivilege('categories:cid', req.uid, 'topics:read'),
+		cid || categories.getCidsByPrivilege('categories:cid', req.uid, 'topics:read'),
+		helpers.getSelectedCategory(cid),
+		user.isPrivileged(req.uid),
 	]);
 	const start = Math.max(0, (page - 1) * settings.topicsPerPage);
 	const stop = start + settings.topicsPerPage - 1;
@@ -37,6 +40,11 @@ tagsController.getTag = async function (req, res) {
 	]);
 
 	templateData.topics = await topics.getTopics(tids, req.uid);
+	templateData.showSelect = isPrivileged;
+	templateData.showTopicTools = isPrivileged;
+	templateData.allCategoriesUrl = `tags/${tag}${helpers.buildQueryString(req.query, 'cid', '')}`;
+	templateData.selectedCategory = categoryData.selectedCategory;
+	templateData.selectedCids = categoryData.selectedCids;
 	topics.calculateTopicIndices(templateData.topics, start);
 	res.locals.metaTags = [
 		{
@@ -50,7 +58,7 @@ tagsController.getTag = async function (req, res) {
 	];
 
 	const pageCount = Math.max(1, Math.ceil(topicCount / settings.topicsPerPage));
-	templateData.pagination = pagination.create(page, pageCount);
+	templateData.pagination = pagination.create(page, pageCount, req.query);
 	helpers.addLinkTags({ url: `tags/${tag}`, res: req.res, tags: templateData.pagination.rel });
 
 	templateData['feeds:disableRSS'] = meta.config['feeds:disableRSS'];