From 95d0cb4953b93ed7b40556ff5c79327b0cde5c32 Mon Sep 17 00:00:00 2001
From: wn <invalid@email.com>
Date: Sat, 12 Dec 2020 10:04:22 -0600
Subject: Handle potential absence of a URL path in UrlHelper.

---
 classes/urlhelper.php | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

(limited to 'classes/urlhelper.php')

diff --git a/classes/urlhelper.php b/classes/urlhelper.php
index cc1074c55..fec36de51 100644
--- a/classes/urlhelper.php
+++ b/classes/urlhelper.php
@@ -1,8 +1,9 @@
 <?php
 class UrlHelper {
 	static function build_url($parts) {
-		$tmp = $parts['scheme'] . "://" . $parts['host'] . $parts['path'];
+		$tmp = $parts['scheme'] . "://" . $parts['host'];
 
+		if (isset($parts['path'])) $tmp .= $parts['path'];
 		if (isset($parts['query'])) $tmp .= '?' . $parts['query'];
 		if (isset($parts['fragment'])) $tmp .= '#' . $parts['fragment'];
 
@@ -35,11 +36,13 @@ class UrlHelper {
 			$rel_parts['host'] = $parts['host'];
 			$rel_parts['scheme'] = $parts['scheme'];
 
-			if (strpos($rel_parts['path'], '/') !== 0)
-				$rel_parts['path'] = '/' . $rel_parts['path'];
+			if (isset($rel_parts['path'])) {
+				if (strpos($rel_parts['path'], '/') !== 0)
+					$rel_parts['path'] = '/' . $rel_parts['path'];
 
-			$rel_parts['path'] = str_replace("/./", "/", $rel_parts['path']);
-			$rel_parts['path'] = str_replace("//", "/", $rel_parts['path']);
+				$rel_parts['path'] = str_replace("/./", "/", $rel_parts['path']);
+				$rel_parts['path'] = str_replace("//", "/", $rel_parts['path']);
+			}
 
 			return self::validate(self::build_url($rel_parts));
 		}
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