Avoid deprecation messages when sending an email with PHP 8.2

Fixes #5225

config.default.php

@@ -47,7 +47,7 @@ define('MAIL_FROM', 'replace-me@kanboard.local');
 // E-mail address used for the "Bcc" header to send a copy of all notifications
 define('MAIL_BCC', '');
 
-// Mail transport available: "smtp", "sendmail", "mail" (PHP mail function), "postmark", "mailgun", "sendgrid"
+// Mail transport available: "smtp", "sendmail", "mail" (PHP mail function)
 define('MAIL_TRANSPORT', 'mail');
 
 // SMTP configuration to use when the "smtp" transport is chosen

libs/swiftmailer/classes/Swift/Attachment.php

@@ -27,7 +27,7 @@ class Swift_Attachment extends Swift_Mime_Attachment
     public function __construct($data = null, $filename = null, $contentType = null)
     {
         call_user_func_array(
-            array($this, 'Swift_Mime_Attachment::__construct'),
+            'Swift_Mime_Attachment::__construct',
             Swift_DependencyContainer::getInstance()
                 ->createDependenciesFor('mime.attachment')
             );

libs/swiftmailer/classes/Swift/EmbeddedFile.php

@@ -27,7 +27,7 @@ class Swift_EmbeddedFile extends Swift_Mime_EmbeddedFile
     public function __construct($data = null, $filename = null, $contentType = null)
     {
         call_user_func_array(
-            array($this, 'Swift_Mime_EmbeddedFile::__construct'),
+            'Swift_Mime_EmbeddedFile::__construct',
             Swift_DependencyContainer::getInstance()
                 ->createDependenciesFor('mime.embeddedfile')
             );

libs/swiftmailer/classes/Swift/FailoverTransport.php

@@ -23,7 +23,7 @@ class Swift_FailoverTransport extends Swift_Transport_FailoverTransport
     public function __construct($transports = array())
     {
         call_user_func_array(
-            array($this, 'Swift_Transport_FailoverTransport::__construct'),
+            'Swift_Transport_FailoverTransport::__construct',
             Swift_DependencyContainer::getInstance()
                 ->createDependenciesFor('transport.failover')
             );

libs/swiftmailer/classes/Swift/LoadBalancedTransport.php

@@ -23,7 +23,7 @@ class Swift_LoadBalancedTransport extends Swift_Transport_LoadBalancedTransport
     public function __construct($transports = array())
     {
         call_user_func_array(
-            array($this, 'Swift_Transport_LoadBalancedTransport::__construct'),
+            'Swift_Transport_LoadBalancedTransport::__construct',
             Swift_DependencyContainer::getInstance()
                 ->createDependenciesFor('transport.loadbalanced')
             );

libs/swiftmailer/classes/Swift/MailTransport.php

@@ -25,7 +25,7 @@ class Swift_MailTransport extends Swift_Transport_MailTransport
     public function __construct($extraParams = '-f%s')
     {
         call_user_func_array(
-            array($this, 'Swift_Transport_MailTransport::__construct'),
+            'Swift_Transport_MailTransport::__construct',
             Swift_DependencyContainer::getInstance()
                 ->createDependenciesFor('transport.mail')
             );

libs/swiftmailer/classes/Swift/Message.php

@@ -43,7 +43,7 @@ class Swift_Message extends Swift_Mime_SimpleMessage
     public function __construct($subject = null, $body = null, $contentType = null, $charset = null)
     {
         call_user_func_array(
-            array($this, 'Swift_Mime_SimpleMessage::__construct'),
+            'Swift_Mime_SimpleMessage::__construct',
             Swift_DependencyContainer::getInstance()
                 ->createDependenciesFor('mime.message')
             );

libs/swiftmailer/classes/Swift/MimePart.php

@@ -27,7 +27,7 @@ class Swift_MimePart extends Swift_Mime_MimePart
     public function __construct($body = null, $contentType = null, $charset = null)
     {
         call_user_func_array(
-            array($this, 'Swift_Mime_MimePart::__construct'),
+            'Swift_Mime_MimePart::__construct',
             Swift_DependencyContainer::getInstance()
                 ->createDependenciesFor('mime.part')
             );

libs/swiftmailer/classes/Swift/NullTransport.php

@@ -18,7 +18,7 @@ class Swift_NullTransport extends Swift_Transport_NullTransport
     public function __construct()
     {
         call_user_func_array(
-            array($this, 'Swift_Transport_NullTransport::__construct'),
+            'Swift_Transport_NullTransport::__construct',
             Swift_DependencyContainer::getInstance()
                 ->createDependenciesFor('transport.null')
         );

libs/swiftmailer/classes/Swift/SendmailTransport.php

@@ -23,7 +23,7 @@ class Swift_SendmailTransport extends Swift_Transport_SendmailTransport
     public function __construct($command = '/usr/sbin/sendmail -bs')
     {
         call_user_func_array(
-            array($this, 'Swift_Transport_SendmailTransport::__construct'),
+            'Swift_Transport_SendmailTransport::__construct',
             Swift_DependencyContainer::getInstance()
                 ->createDependenciesFor('transport.sendmail')
             );

libs/swiftmailer/classes/Swift/SmtpTransport.php

@@ -32,7 +32,7 @@ class Swift_SmtpTransport extends Swift_Transport_EsmtpTransport
     public function __construct($host = 'localhost', $port = 25, $security = null)
     {
         call_user_func_array(
-            array($this, 'Swift_Transport_EsmtpTransport::__construct'),
+            'Swift_Transport_EsmtpTransport::__construct',
             Swift_DependencyContainer::getInstance()
                 ->createDependenciesFor('transport.smtp')
             );

libs/swiftmailer/classes/Swift/SpoolTransport.php

@@ -28,7 +28,7 @@ class Swift_SpoolTransport extends Swift_Transport_SpoolTransport
         $arguments[] = $spool;
 
         call_user_func_array(
-            array($this, 'Swift_Transport_SpoolTransport::__construct'),
+            'Swift_Transport_SpoolTransport::__construct',
             $arguments
         );
     }