wrapping up 2019.12

[friendica.git] / src / Core / Config / Cache / PConfigCache.php

diff --git a/src/Core/Config/Cache/PConfigCache.php b/src/Core/Config/Cache/PConfigCache.php
index d6b1c9b31686509f777e70eb5ae5eb145c3103af..b0dd209cbf9d07bb2af14a884b1829526fe83636 100644 (file)
--- a/src/Core/Config/Cache/PConfigCache.php
+++ b/src/Core/Config/Cache/PConfigCache.php
@@ -36,6 +36,10 @@ class PConfigCache
         */
        public function load($uid, array $config)
        {
+               if (!is_int($uid)) {
+                       return;
+               }
+
                $categories = array_keys($config);
 
                foreach ($categories as $category) {
@@ -64,6 +68,10 @@ class PConfigCache
         */
        public function get($uid, string $cat, string $key = null)
        {
+               if (!is_int($uid)) {
+                       return null;
+               }
+
                if (isset($this->config[$uid][$cat][$key])) {
                        return $this->config[$uid][$cat][$key];
                } elseif (!isset($key) && isset($this->config[$uid][$cat])) {
@@ -87,6 +95,10 @@ class PConfigCache
         */
        public function set($uid, string $cat, string $key, $value)
        {
+               if (!is_int($uid)) {
+                       return false;
+               }
+
                if (!isset($this->config[$uid]) || !is_array($this->config[$uid])) {
                        $this->config[$uid] = [];
                }
@@ -118,6 +130,10 @@ class PConfigCache
         */
        public function delete($uid, string $cat, string $key)
        {
+               if (!is_int($uid)) {
+                       return false;
+               }
+
                if (isset($this->config[$uid][$cat][$key])) {
                        unset($this->config[$uid][$cat][$key]);
                        if (count($this->config[$uid][$cat]) == 0) {