Fixes #8109 change email pattern and disable sanitize for FORM_UPDATE

extension/Source/core/AbstractBuildForm.php

@@ -697,7 +697,8 @@ abstract class AbstractBuildForm {
                     $storeUse = str_replace(STORE_TABLE_DEFAULT, '', $storeUse); // Remove STORE_DEFAULT
                 }
                 // Retrieve value via FSRVD
-                $value = $this->store->getVar($name, $storeUse, $formElement[FE_CHECK_TYPE], $foundInStore);
+                $sanitizeClass=$mode == FORM_UPDATE ? SANITIZE_ALLOW_ALL : $formElement[FE_CHECK_TYPE];
+                $value = $this->store->getVar($name, $storeUse, $sanitizeClass, $foundInStore);
             }
 
             if ($formElement[FE_ENCODE] === FE_ENCODE_SPECIALCHAR) {

extension/Source/core/Constants.php

@@ -105,7 +105,7 @@ const SANITIZE_TYPE_MESSAGE_VIOLATE_CLASS = 'c';
 const PATTERN_ALNUMX = '^[@\-_\.,;: \/\(\)a-zA-Z0-9ÀÈÌÒÙàèìòùÁÉÍÓÚÝáéíóúýÂÊÎÔÛâêîôûÃÑÕãñõÄËÏÖÜŸäëïöüÿç]*$';
 const PATTERN_DIGIT = '^[\d]*$';
 const PATTERN_NUMERICAL = '^[\d.+-]*$';
-const PATTERN_EMAIL = '^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$';
+const PATTERN_EMAIL = '^([a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,})?$';
 const PATTERN_ALLBUT = '^[^\[\]{}%\\\\#]*$';
 const PATTERN_ALL = '.*';
 

extension/Tests/unit/core/helper/SanitizeTest.php

@@ -28,7 +28,7 @@ class SanitizeTest extends TestCase {
         # Check ''
         $this->assertEquals('', Sanitize::sanitize('', SANITIZE_ALLOW_ALNUMX), "SANITIZE_ALNUMX fails");
         $this->assertEquals('', Sanitize::sanitize('', SANITIZE_ALLOW_DIGIT), "SANITIZE_DIGIT fails");
-        $this->assertEquals('!!email!!', Sanitize::sanitize('', SANITIZE_ALLOW_EMAIL), "SANITIZE_EMAIL fails");
+        $this->assertEquals('', Sanitize::sanitize('', SANITIZE_ALLOW_EMAIL), "SANITIZE_EMAIL fails");
         $this->assertEquals('', Sanitize::sanitize('', SANITIZE_ALLOW_PATTERN, '.*'), "SANITIZE_PATTERN fails");
         $this->assertEquals('', Sanitize::sanitize('', SANITIZE_ALLOW_ALL), "SANITIZE_ALL fails");
         $this->assertEquals('', Sanitize::sanitize('', SANITIZE_ALLOW_ALLBUT), "SANITIZE_ALLBUT fails");