From 508039b38d5adbc874b325e73e410a920eecef22 Mon Sep 17 00:00:00 2001
From: zPlus <-->
Date: Tue, 29 Nov 2016 11:12:28 +0100
Subject: [PATCH] edit.php: Remove 'http://' prefix from empty links

---
 edit.php | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/edit.php b/edit.php
index 65fbf4d7..5706cb0f 100644
--- a/edit.php
+++ b/edit.php
@@ -73,10 +73,15 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST')
         if (strlen ($new_post_data['title']) == 0)
             $new_post_data['title'] = $post['title'];
         
-        // Add "http://" if URL scheme is missing
-        $link_components = parse_url ($new_post_data['link']);
-        if (!isset ($link_components['scheme']))
-            $new_post_data['link'] = 'http://' . $new_post_data['link'];
+        // If no link given, keep an empty string
+        if (strlen ($new_post_data['link']) > 0)
+        {
+            $link_components = parse_url ($new_post_data['link']);
+            
+            // Make sure there's a "scheme"
+            if (!isset ($link_components['scheme']))
+                $new_post_data['link'] = 'http://' . $new_post_data['link'];
+        }
         
         $db->edit_post (
             $new_post_data['title'],