From 9b0b213ba2ee56349ccb70f56a7e9593bc003b08 Mon Sep 17 00:00:00 2001
From: Robin Ward <robin.ward@gmail.com>
Date: Fri, 19 Feb 2016 16:03:26 -0500
Subject: [PATCH] FIX: Less safe API for icons

---
 app/assets/javascripts/discourse/lib/plugin-api.js.es6 | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/app/assets/javascripts/discourse/lib/plugin-api.js.es6 b/app/assets/javascripts/discourse/lib/plugin-api.js.es6
index 444e24fb998..1a90fc088a9 100644
--- a/app/assets/javascripts/discourse/lib/plugin-api.js.es6
+++ b/app/assets/javascripts/discourse/lib/plugin-api.js.es6
@@ -6,6 +6,7 @@ import { includeAttributes } from 'discourse/lib/transform-post';
 import { addToolbarCallback } from 'discourse/components/d-editor';
 import { addWidgetCleanCallback } from 'discourse/components/mount-widget';
 import { decorateWidget } from 'discourse/widgets/widget';
+import PageTracker from 'discourse/lib/page-tracker';
 
 let _decorateId = 0;
 function decorate(klass, evt, cb) {
@@ -84,7 +85,7 @@ class PluginApi {
    **/
   addPosterIcon(cb) {
     decorateWidget('poster-name:after', (h, attrs) => {
-      const result = cb(attrs.userCustomFields, attrs);
+      const result = cb(attrs.userCustomFields || {}, attrs);
       if (result) {
         let iconBody;
 
@@ -138,6 +139,10 @@ class PluginApi {
     addWidgetCleanCallback('post-stream', fn);
   }
 
+  onPageChange(fn) {
+    PageTracker.current().on('change', fn);
+  }
+
 }
 
 let _pluginv01;