Text::script should update existing script strings (joomla#41543)

* Text::script should update existing script strings

* Text::script should update existing script strings

* comment

Author: Fedik

libraries/src/Language/Text.php

@@ -351,14 +351,21 @@ public static function script($string = null, $jsSafe = false, $interpretBackSla
 
         // Add the string to the array if not null.
         if ($string !== null) {
+            $doc = Factory::getDocument();
+
+            // Get previously added strings
+            $strings = $doc->getScriptOptions('joomla.jtext');
+
             // Normalize the key and translate the string.
-            static::$strings[strtoupper($string)] = Factory::getLanguage()->_($string, $jsSafe, $interpretBackSlashes);
+            $key                   = strtoupper($string);
+            $strings[$key]         = Factory::getLanguage()->_($string, $jsSafe, $interpretBackSlashes);
+            static::$strings[$key] = $strings[$key];
 
             // Load core.js dependency
             HTMLHelper::_('behavior.core');
 
             // Update Joomla.Text script options
-            Factory::getDocument()->addScriptOptions('joomla.jtext', static::$strings, false);
+            $doc->addScriptOptions('joomla.jtext', $strings, false);
         }
 
         return static::getScriptStrings();