From 40bc510cb76f546199a53da5e318e89e6a2c33d4 Mon Sep 17 00:00:00 2001
From: Aaron Parecki <aaron@parecki.com>
Date: Mon, 19 Dec 2016 10:53:04 -0800
Subject: reset reply context state when URL is removed

---
 controllers/controllers.php | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'controllers/controllers.php')

diff --git a/controllers/controllers.php b/controllers/controllers.php
index a9bc0ab..889c08a 100644
--- a/controllers/controllers.php
+++ b/controllers/controllers.php
@@ -397,6 +397,10 @@ $app->get('/reply/preview', function() use($app) {
   if($user=require_login($app)) {
     $params = $app->request()->params();
 
+    if(!isset($params['url']) || !$params['url']) {
+      return '';
+    }
+
     $reply_url = trim($params['url']);
 
     if(preg_match('/twtr\.io\/([0-9a-z]+)/i', $reply_url, $match)) {
-- 
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