nested categories on search

public/src/client/search.js

@@ -80,9 +80,11 @@ define('forum/search', ['search', 'autocomplete'], function(searchModule, autoco
 				$('#posted-by-user').val(params.by);
 			}
 
+			loadCategories(function() {
 				if (params.categories) {
 					$('#posted-in-categories').val(params.categories);
 				}
+			});
 
 			if (params.searchChildren) {
 				$('#search-children').prop('checked', true);
@@ -112,6 +114,38 @@ define('forum/search', ['search', 'autocomplete'], function(searchModule, autoco
 		}
 	}
 
+	function loadCategories(callback) {
+		var listEl = $('#posted-in-categories');
+
+		socket.emit('categories.getCategoriesByPrivilege', 'read', function(err, categories) {
+			if (err) {
+				return app.alertError(err.message);
+			}
+
+			categories = categories.filter(function(category) {
+				return !category.link && !parseInt(category.parentCid, 10);
+			});
+
+			categories.forEach(function(category) {
+				recursive(category, listEl, '');
+			});
+			listEl.attr('size', listEl.find('option').length);
+			callback();
+		});
+	}
+
+	function recursive(category, listEl, level) {
+		if (category.link) {
+			return;
+		}
+		var bullet = level ? '• ' : '';
+		$('<option value="' + category.cid + '">' + level + bullet + category.name + '</option>').appendTo(listEl);
+
+		category.children.forEach(function(child) {
+			recursive(child, listEl, '&nbsp;&nbsp;&nbsp;&nbsp;' + level);
+		});
+	}
+
 	function highlightMatches(searchQuery) {
 		if (!searchQuery) {
 			return;

src/controllers/search.js

@@ -15,17 +15,6 @@ searchController.search = function(req, res, next) {
 		return next();
 	}
 
-	var breadcrumbs = helpers.buildBreadcrumbs([{text: '[[global:search]]'}]);
-
-	categories.getCategoriesByPrivilege('categories:cid', req.uid, 'read', function(err, categories) {
-		if (err) {
-			return next(err);
-		}
-
-		categories = categories.filter(function(category) {
-			return category && !category.link;
-		});
-
 	req.params.term = validator.escape(req.params.term);
 	var page = Math.max(1, parseInt(req.query.page, 10)) || 1;
 	if (req.query.categories && !Array.isArray(req.query.categories)) {
@@ -56,8 +45,7 @@ searchController.search = function(req, res, next) {
 		results.pagination = pagination.create(page, results.pageCount, req.query);
 		results.showAsPosts = !req.query.showAs || req.query.showAs === 'posts';
 		results.showAsTopics = req.query.showAs === 'topics';
-			results.breadcrumbs = breadcrumbs;
-			results.categories = categories;
+		results.breadcrumbs = helpers.buildBreadcrumbs([{text: '[[global:search]]'}]);
 		results.expandSearch = !req.params.term;
 
 		plugins.fireHook('filter:search.build', {data: data, results: results}, function(err, data) {
@@ -67,8 +55,6 @@ searchController.search = function(req, res, next) {
 			res.render('search', data.results);
 		});
 	});
-	});
 };
 
-
 module.exports = searchController;