MessageHelper::generateId()   A
last analyzed

Complexity

Conditions 1
Paths 1

Size

Total Lines 4

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 4
rs 10
c 0
b 0
f 0
nc 1
cc 1
nop 0
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<?php
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/**
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 * @copyright  Copyright (c) Flipbox Digital Limited
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 */
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namespace flipbox\saml\core\helpers;
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use craft\helpers\StringHelper;
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use SAML2\Message as SamlMessage;
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use SAML2\Request as SamlRequest;
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use SAML2\StatusResponse as SamlResponse;
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use SAML2\XML\saml\Issuer;
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/**
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 * Class MessageHelper
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 * @package flipbox\saml\core\helpers
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 */
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class MessageHelper
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{
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    const REQUEST_PARAMETER = 'SAMLRequest';
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    const RESPONSE_PARAMETER = 'SAMLResponse';
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    const ID_LENGTH = 43;
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    public static function generateId()
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    {
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        return '_'.bin2hex(openssl_random_pseudo_bytes((int) ((self::ID_LENGTH - 1) / 2)));
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    }
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    /**
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     * @param SamlMessage $message
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     * @return bool
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     */
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    public static function isResponse(SamlMessage $message)
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    {
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        return $message instanceof SamlResponse;
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    }
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    /**
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     * @param SamlMessage $message
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     * @return bool
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     */
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    public static function isRequest(SamlMessage $message)
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    {
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        return $message instanceof SamlRequest;
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    }
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    /**
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     * @param SamlMessage $message
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     * @return string
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     */
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    public static function getParameterKeyByMessage(SamlMessage $message)
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    {
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        return static::isRequest($message) ? static::REQUEST_PARAMETER : static::RESPONSE_PARAMETER;
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    }
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    /**
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     * @param $issuer
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     * @return string|null
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     */
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    public static function getIssuer($issuer)
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    {
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        if ($issuer instanceof Issuer) {
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            return $issuer->getValue();
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        }
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        return $issuer;
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    }
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}
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