From 069c1d0b350fb7c3b1492c091ec796aebf39acd5 Mon Sep 17 00:00:00 2001
From: Michael <heluecht@pirati.ca>
Date: Mon, 6 Jun 2022 10:41:07 +0000
Subject: [PATCH] Only update when new content arrives

---
 mod/display.php | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/mod/display.php b/mod/display.php
index 6c04d9d7fa..bc667dd5e1 100644
--- a/mod/display.php
+++ b/mod/display.php
@@ -38,6 +38,7 @@ use Friendica\Network\HTTPException;
 use Friendica\Protocol\ActivityPub;
 use Friendica\Protocol\DFRN;
 use Friendica\Protocol\Diaspora;
+use Friendica\Util\DateTimeFormat;
 
 function display_init(App $a)
 {
@@ -115,9 +116,9 @@ function display_init(App $a)
 	if (\Friendica\Util\Network::isLocalLink($author['url'])) {
 		\Friendica\Model\Profile::load(DI::app(), $author['nick'], false);
 	} else {
-		$a->setProfileOwner($item['uid']);
 		DI::page()['aside'] = Widget\VCard::getHTML($author);
 	}
+	$a->setProfileOwner($item['uid']);
 }
 
 function display_fetchauthor($item)
@@ -159,6 +160,16 @@ function display_content(App $a, $update = false, $update_uid = 0)
 			}
 			$parent_uri_id = $item['parent-uri-id'];
 		}
+		$browser_update = intval(DI::pConfig()->get($update_uid, 'system', 'update_interval'));
+		if (!empty($browser_update)) {
+			$update_date = date(DateTimeFormat::MYSQL, time() - ($browser_update / 500));
+			if (!Post::exists(["`parent-uri-id` = ? AND `uid` IN (?, ?) AND `received` > ?", $parent_uri_id, 0, $update_uid, $update_date])) {
+				Logger::debug('No updated content', ['uri-id' => $uri_id, 'uid' => $update_uid, 'updated' => $update_date]);
+				return '';
+			} else {
+				Logger::debug('Updated content found', ['uri-id' => $uri_id, 'uid' => $update_uid, 'updated' => $update_date]);
+			}
+		}
 	} else {
 		$uri_id = ((DI::args()->getArgc() > 2) ? DI::args()->getArgv()[2] : 0);
 		$parent_uri_id = $uri_id;