8000 document old way of checking validity of CSRF token by snoek09 · Pull Request #5818 · symfony/symfony-docs · GitHub
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document old way of checking validity of CSRF token #5818

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document old way of checking validity of CSRF token #5818

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d6cfb36
document old way of checking validity of CSRF token
Oct 20, 2015
eda7332
fix code example
Oct 22, 2015
73209d0
use generateCsrfToken()
Oct 22, 2015
7b57421
link to interface
Dec 1, 2015
fb1c73d
more realistic example
Dec 15, 2015
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document old way of checking validity of CSRF token
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Henry Snoek committed Oct 20, 2015
commit d6cfb3699eb034cfa733639529a4bd27c12a4227
16 changes: 16 additions & 0 deletions book/controller.rst
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Expand Up @@ -794,6 +794,22 @@ Just like when creating a controller for a route, the order of the arguments of
order of the arguments, Symfony will still pass the correct value to each
variable.

Checking the Validity of a CSRF Token
-------------------------------------

Sometimes you want to use CSRF protection in an action where you don't want to use a
Symfony form.

If, for example, you're doing a DELETE action, you can use the
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DELETE in backticks?

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I checked the docs for mentions of HTTP methods. In a sentence they are never in backticks.

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👍

:method:`Symfony\\Component\\Form\\Extension\\Csrf\\CsrfProvider\\CsrfProviderAdapter::isTokenValid`
method to check the CSRF token::

use Symfony\Component\Security\Csrf\CsrfToken;
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The security-csrf component does not exist in 2.3


$this->get('security.csrf.token_manager')->isTokenValid(
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this service only exists in Symfony 2.4+

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Thanks, will change this to form.csrf_provider.

new CsrfToken('token_id', 'TOKEN')
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Would use a real secret instead of the string TOKEN

);

Final Thoughts
--------------

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