work-in-progress full page search

app/assets/javascripts/discourse/controllers/navigation/default.js.es6

@@ -1,11 +1,25 @@
 import DiscourseController from 'discourse/controllers/controller';
 
 export default DiscourseController.extend({
+  needs: ['discovery', 'discovery/topics'],
   categories: function() {
     return Discourse.Category.list();
   }.property(),
 
   navItems: function() {
-    return Discourse.NavItem.buildList();
-  }.property()
+    return Discourse.NavItem.buildList(null, {filterMode: this.get('filterMode')});
+  }.property('filterMode'),
+
+  isSearch: Em.computed.equal('filterMode', 'search'),
+
+  searchTerm: Em.computed.alias('controllers.discovery/topics.model.params.search'),
+
+  actions: {
+    search: function(){
+      var discovery = this.get('controllers.discovery/topics');
+      var model = discovery.get('model');
+      discovery.set('search', this.get("searchTerm"));
+      model.refreshSort();
+    }
+  }
 });

app/assets/javascripts/discourse/models/nav_item.js

@@ -84,7 +84,15 @@ Discourse.NavItem.reopenClass({
     args = args || {};
     if (category) { args.category = category }
 
-    return Discourse.SiteSettings.top_menu.split("|").map(function(i) {
+    var items = Discourse.SiteSettings.top_menu.split("|");
+
+    if (args.filterMode && !_.some(items, function(i){
+      return i.indexOf(args.filterMode) !== -1;
+    })) {
+      items.push(args.filterMode);
+    }
+
+    return items.map(function(i) {
       return Discourse.NavItem.fromText(i, args);
     }).filter(function(i) {
       return i !== null && !(category && i.get("name").indexOf("categor") === 0);

app/assets/javascripts/discourse/models/topic_list.js

@@ -41,8 +41,8 @@ Discourse.TopicList = Discourse.Model.extend({
     var self = this,
         params = this.get('params');
 
-    params.order = order;
-    params.ascending = ascending;
+    params.order = order || params.order;
+    params.ascending = ascending || params.ascending || true;
 
     this.set('loaded', false);
     var finder = finderFor(this.get('filter'), params);

app/assets/javascripts/discourse/templates/navigation/default.hbs

@@ -1,3 +1,9 @@
+{{#if isSearch}}
+<div class="search row">
+  {{input type="text" value=searchTerm class="input-xxlarge search" action="search"}}
+  <button {{action "search"}} class="btn btn-primary"><i class='fa fa-search'></i></button>
+</div>
+{{else}}
 {{bread-crumbs categories=categories}}
 
 <ul class="nav nav-pills" id='navigation-bar'>
@@ -10,3 +16,4 @@
 {{#if canCreateTopic}}
   <button id="create-topic" class='btn btn-default' {{action "createTopic"}}><i class='fa fa-plus'></i>{{i18n 'topic.create'}}</button>
 {{/if}}
+{{/if}}