From 97d164f69eaf4ec057d5e93e4fbcb73334718259 Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Fri, 16 Nov 2018 18:54:06 +0100
Subject: [PATCH] Correct self attribute in ATOM feeds

Fix for
https://github.com/friendica/friendica/issues/6128#issuecomment-439016471
Special case for DFRN to reduce the risk of unintended side effects
---
 src/Protocol/OStatus.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/Protocol/OStatus.php b/src/Protocol/OStatus.php
index d656246644..5c9eed96a0 100644
--- a/src/Protocol/OStatus.php
+++ b/src/Protocol/OStatus.php
@@ -1320,7 +1320,13 @@ class OStatus
 		$attributes = ["href" => System::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-mention"];
 		XML::addElement($doc, $root, "link", "", $attributes);
 
-		$attributes = ["href" => System::baseUrl() . "/dfrn_poll/" . $owner["nick"],
+		if (empty($_SERVER['REQUEST_URI']) || strpos($_SERVER['REQUEST_URI'], '/dfrn_poll/') !== false) {
+			$selfUri = "/dfrn_poll/" . $owner["nick"];
+		} else {
+			$selfUri = $_SERVER['REQUEST_URI'];
+		}
+
+		$attributes = ["href" => System::baseUrl() . $selfUri,
 			"rel" => "self", "type" => "application/atom+xml"];
 		XML::addElement($doc, $root, "link", "", $attributes);