preg_match throw an warning

nicolae-stelian · xabbuh · commit 50f025666adf · 2016-06-20T13:54:11.000+02:00
diff --git a/cookbook/security/custom_authentication_provider.rst b/cookbook/security/custom_authentication_provider.rst
@@ -134,7 +134,7 @@ set an authenticated token in the token storage if successful.
         {
             $request = $event->getRequest();
 
-            $wsseRegex = '/UsernameToken Username="([^"]+)", PasswordDigest="([^"]+)", Nonce="([a-zA-Z0-9+/]+={0,2})", Created="([^"]+)"/';
+            $wsseRegex = '/UsernameToken Username="([^"]+)", PasswordDigest="([^"]+)", Nonce="([a-zA-Z0-9+\/]+={0,2})", Created="([^"]+)"/';
             if (!$request->headers->has('x-wsse') || 1 !== preg_match($wsseRegex, $request->headers->get('x-wsse'), $matches)) {
                 return;
             }

Original file line number	Diff line number	Diff line change
`@@ -134,7 +134,7 @@ set an authenticated token in the token storage if successful.`
`134`	`134`	`{`
`135`	`135`	`$request = $event->getRequest();`
`136`	`136`
`137`		`- $wsseRegex = '/UsernameToken Username="([^"]+)", PasswordDigest="([^"]+)", Nonce="([a-zA-Z0-9+/]+={0,2})", Created="([^"]+)"/';`
	`137`	`+ $wsseRegex = '/UsernameToken Username="([^"]+)", PasswordDigest="([^"]+)", Nonce="([a-zA-Z0-9+\/]+={0,2})", Created="([^"]+)"/';`
`138`	`138`	`if (!$request->headers->has('x-wsse') \|\| 1 !== preg_match($wsseRegex, $request->headers->get('x-wsse'), $matches)) {`
`139`	`139`	`return;`
`140`	`140`	`}`