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<?php |
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namespace kalanis\kw_forms\Controls\Security; |
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use ArrayAccess; |
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use kalanis\kw_forms\Controls\Hidden; |
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use kalanis\kw_forms\Interfaces\ICsrf; |
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use kalanis\kw_rules\Interfaces\IRules; |
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/** |
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* Class Csrf |
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* @package kalanis\kw_forms\Controls\Security |
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* Hidden entry which adds CSRF check |
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* Must be child of hidden due necessity of pre-setting position in render |
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* This one set another value to compare, on the other way multisend sets nothing |
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*/ |
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class Csrf extends Hidden |
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{ |
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/** @var ICsrf */ |
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protected $csrf = null; |
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/** @var string */ |
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protected $csrfTokenAlias = ''; |
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public function __construct() |
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{ |
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$this->csrf = $this->getCsrfLib(); |
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} |
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/** |
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* @return ICsrf |
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* @codeCoverageIgnore link adapter remote resource |
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*/ |
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protected function getCsrfLib(): ICsrf |
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{ |
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return new Csrf\JWT(); |
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} |
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public function setHidden(string $alias, ArrayAccess &$cookie, string $errorMessage): self |
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{ |
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$this->csrf->init($cookie); |
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$this->setEntry($alias); |
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$this->csrfTokenAlias = "{$alias}SubmitCheck"; |
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$this->setValue($this->csrf->getToken($this->csrfTokenAlias)); |
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parent::addRule(IRules::SATISFIES_CALLBACK, $errorMessage, [$this, 'checkToken']); |
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return $this; |
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} |
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/** |
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* @param mixed $incomingValue |
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* @return bool |
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*/ |
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public function checkToken($incomingValue): bool |
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{ |
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if ($this->csrf->checkToken(strval($incomingValue), $this->csrfTokenAlias)) { |
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// token reload |
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$this->csrf->removeToken($this->csrfTokenAlias); |
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$this->setValue($this->csrf->getToken($this->csrfTokenAlias)); |
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return true; |
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} else { |
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return false; |
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} |
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} |
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public function addRule(/** @scrutinizer ignore-unused */ string $ruleName, /** @scrutinizer ignore-unused */ string $errorText, /** @scrutinizer ignore-unused */ ...$args): void |
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{ |
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// no additional rules applicable |
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} |
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public function addRules(/** @scrutinizer ignore-unused */ iterable $rules = []): void |
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{ |
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// no rules add applicable |
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} |
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public function removeRules(): void |
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{ |
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// no rules removal applicable |
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} |
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public function renderErrors($errors): string |
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{ |
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return ''; |
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} |
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} |
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alex-kalanis /
kw_forms
