Fix PHP8.2 deprecation messages (#19918)

* Fix PHP8.2 deprecation messages

* fix another deprecation

* fixes another deprecation

4 files changed, 13 insertions, 6 deletions

diff --git a/core/ArchiveProcessor/Loader.php b/core/ArchiveProcessor/Loader.php
index 00d834a8eb..961426b811 100644
--- a/core/ArchiveProcessor/Loader.php
+++ b/core/ArchiveProcessor/Loader.php
@@ -63,6 +63,10 @@ class Loader
      */
     private $dataAccessModel;
 
+    /**
+     * @var bool
+     */
+    private $invalidateBeforeArchiving;
 
     public function __construct(Parameters $params, $invalidateBeforeArchiving = false)
     {
diff --git a/core/Concurrency/Lock.php b/core/Concurrency/Lock.php
index 9d3f72e1d1..42300ff784 100644
--- a/core/Concurrency/Lock.php
+++ b/core/Concurrency/Lock.php
@@ -92,7 +92,6 @@ class Lock
         $locked    = $this->backend->setIfNotExists($this->lockKey, $lockValue, $ttlInSeconds);
         if ($locked) {
             $this->lockValue = $lockValue;
-            $this->ttlUsed = $ttlInSeconds;
             $this->lastExpireTime = Date::getNowTimestamp();
         }
 
diff --git a/core/Segment/SegmentExpression.php b/core/Segment/SegmentExpression.php
index 8e9462a708..93bb958a5b 100644
--- a/core/Segment/SegmentExpression.php
+++ b/core/Segment/SegmentExpression.php
@@ -54,6 +54,12 @@ class SegmentExpression
     const SQL_WHERE_DO_NOT_MATCH_ANY_ROW = "(1 = 0)";
     const SQL_WHERE_MATCHES_ALL_ROWS = "(1 = 1)";
 
+    protected $string;
+    protected $joins = [];
+    protected $valuesBind = [];
+    protected $tree = [];
+    protected $parsedSubExpressions = [];
+
     public function __construct($string)
     {
         $this->string = $string;
@@ -70,10 +76,6 @@ class SegmentExpression
         return count($this->tree) == 0;
     }
 
-    protected $joins = array();
-    protected $valuesBind = array();
-    protected $tree = array();
-    protected $parsedSubExpressions = array();
 
     public function getSubExpressionCount()
     {
@@ -397,7 +399,7 @@ class SegmentExpression
         if (false !== strpos($str, '_')) {
             $str = str_replace("_", "\_", $str);
         }
-        
+
         return $str;
     }
 
diff --git a/plugins/PrivacyManager/DoNotTrackHeaderChecker.php b/plugins/PrivacyManager/DoNotTrackHeaderChecker.php
index 123654f05d..1591976e8e 100644
--- a/plugins/PrivacyManager/DoNotTrackHeaderChecker.php
+++ b/plugins/PrivacyManager/DoNotTrackHeaderChecker.php
@@ -21,6 +21,8 @@ use Piwik\Tracker\IgnoreCookie;
  */
 class DoNotTrackHeaderChecker
 {
+    protected $config;
+
     /**
      * @param Config $config
      */