From 6d1bc974a0a94e56304348c38d7949dc6ef71cdc Mon Sep 17 00:00:00 2001
From: Hypolite Petovan <hypolite@mrpetovan.com>
Date: Fri, 11 Jan 2019 20:49:16 -0500
Subject: [PATCH] Add time parameter for iOS Safari to stylesheet URL

---
 src/Core/Theme.php | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/Core/Theme.php b/src/Core/Theme.php
index 91511b4d5f..6696917490 100644
--- a/src/Core/Theme.php
+++ b/src/Core/Theme.php
@@ -6,6 +6,7 @@
 
 namespace Friendica\Core;
 
+use Friendica\BaseObject;
 use Friendica\Core\Logger;
 use Friendica\Core\System;
 
@@ -191,11 +192,22 @@ class Theme
 	 */
 	public static function getStylesheetPath($theme)
 	{
-		$a = get_app();
+		$a = BaseObject::getApp();
+
+		$query_params = [];
+
+		// Workaround for iOS Safari not initially sending the cookie for static files
+		if ($a->mobileDetect->isIos() && $a->mobileDetect->isSafari()) {
+			$query_params['t'] = time();
+		}
+
+		if ($a->profile_uid) {
+			$query_params['puid'] = $a->profile_uid;
+		}
+
 
-		$opts = (($a->profile_uid) ? '?f=&puid=' . $a->profile_uid : '');
 		if (file_exists('view/theme/' . $theme . '/style.php')) {
-			return 'view/theme/' . $theme . '/style.pcss' . $opts;
+			return 'view/theme/' . $theme . '/style.pcss' . (!empty($query_params) ? '?' . http_build_query($query_params) : '');
 		}
 
 		return 'view/theme/' . $theme . '/style.css';