[Security] fixed a fatal error when upgrading from 4.2

fabpot · fabpot · commit dbab46fcc349 · 2019-05-21T21:25:12.000+02:00
diff --git a/src/Symfony/Component/Security/Core/Authentication/Token/AbstractToken.php b/src/Symfony/Component/Security/Core/Authentication/Token/AbstractToken.php
@@ -200,6 +200,14 @@ public function serialize()
     public function __unserialize(array $data): void
     {
         [$this->user, $this->authenticated, $this->roles, $this->attributes, $this->roleNames] = $data;
+
+        // migration path from 4.2 to 4.3; to be removed in 5.0
+        if (null === $this->roleNames) {
+            $this->roleNames = [];
+            foreach ($this->roles as $role) {
+                $this->roleNames[] = (string) $role;
+            }
+        }
     }
 
     /**

Original file line number	Diff line number	Diff line change
`@@ -200,6 +200,14 @@ public function serialize()`
`200`	`200`	`public function __unserialize(array $data): void`
`201`	`201`	`{`
`202`	`202`	`[$this->user, $this->authenticated, $this->roles, $this->attributes, $this->roleNames] = $data;`
	`203`	`+`
	`204`	`+ // migration path from 4.2 to 4.3; to be removed in 5.0`
	`205`	`+ if (null === $this->roleNames) {`
	`206`	`+ $this->roleNames = [];`
	`207`	`+ foreach ($this->roles as $role) {`
	`208`	`+ $this->roleNames[] = (string) $role;`
	`209`	`+ }`
	`210`	`+ }`
`203`	`211`	`}`
`204`	`212`
`205`	`213`	`/**`