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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\SAML2\Assertion\Validation\ConstraintValidator; |
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use SimpleSAML\SAML2\Assert\Assert; |
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use SimpleSAML\SAML2\Assertion\Validation\AssertionConstraintValidator; |
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use SimpleSAML\SAML2\Assertion\Validation\Result; |
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use SimpleSAML\SAML2\Configuration\ServiceProvider; |
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use SimpleSAML\SAML2\Configuration\ServiceProviderAware; |
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use SimpleSAML\SAML2\XML\saml\Assertion; |
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use function implode; |
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use function sprintf; |
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use function strval; |
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class SpIsValidAudience implements |
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AssertionConstraintValidator, |
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ServiceProviderAware |
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{ |
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/** |
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* @var \SimpleSAML\SAML2\Configuration\ServiceProvider |
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*/ |
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private ServiceProvider $serviceProvider; |
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/** |
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* @param \SimpleSAML\SAML2\Configuration\ServiceProvider $serviceProvider |
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*/ |
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public function setServiceProvider(ServiceProvider $serviceProvider): void |
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{ |
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$this->serviceProvider = $serviceProvider; |
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} |
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/** |
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* @param \SimpleSAML\SAML2\XML\saml\Assertion $assertion |
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* @param \SimpleSAML\SAML2\Assertion\Validation\Result $result |
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* |
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* @throws \SimpleSAML\Assert\AssertionFailedException if assertions are false |
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*/ |
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public function validate(Assertion $assertion, Result $result): void |
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{ |
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Assert::notEmpty($this->serviceProvider); |
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$conditions = $assertion->getConditions(); |
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if ($conditions === null) { |
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return; |
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} |
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$audienceRestrictions = $conditions->getAudienceRestriction(); |
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if (empty($audienceRestrictions)) { |
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return; |
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} |
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$entityId = $this->serviceProvider->getEntityId(); |
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$all = []; |
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foreach ($audienceRestrictions as $audienceRestriction) { |
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$audiences = $audienceRestriction->getAudience(); |
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foreach ($audiences as $audience) { |
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if ($entityId === $audience->getContent()->getValue()) { |
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return; |
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} |
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$all[] = $audience->getContent()->getValue(); |
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} |
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} |
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$result->addError(sprintf( |
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'The configured Service Provider [%s] is not a valid audience for the assertion. Audiences: [%s]', |
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strval($entityId), |
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implode(', ', $all), |
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)); |
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} |
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} |
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simplesamlphp /
saml2
