| Line | Code |
|---|
| 1 | <?php
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| 2 |
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| 3 | namespace AuthStack\SAMLServiceProvider\Model;
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| 4 |
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| 5 | use LightSaml\Credential\KeyHelper;
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| 6 | use LightSaml\Credential\X509Certificate;
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| 7 | use LightSaml\Model\XmlDSig\SignatureWriter;
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| 8 | use RobRichards\XMLSecLibs\XMLSecurityKey;
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| 9 |
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| 10 | class IdentityProvider
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| 11 | {
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| 12 | protected $entity_id;
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| 13 |
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| 14 | public function __construct(string $entity_id)
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| 15 | {
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| 16 | $this->entity_id = $entity_id;
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| 17 | }
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| 18 |
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| 19 | /**
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| 20 | * @return \Illuminate\Config\Repository|mixed
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| 21 | */
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| 22 | public function getBaseUrl()
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| 23 | {
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| 24 | return $this->fromConfig('baseUrl');
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| 25 | }
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| 26 |
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| 27 | /**
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| 28 | * @return string
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| 29 | */
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| 30 | public function getEntityID(): string
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| 31 | {
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| 32 | return $this->entity_id;
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| 33 | }
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| 34 |
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| 35 | /**
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| 36 | * @return string
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| 37 | */
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| 38 | public function getSSOUrl(): string
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| 39 | {
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| 40 | return sprintf("%s%s", $this->getBaseUrl(), $this->fromConfig('SSO.url'));
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| 41 | }
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| 42 |
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| 43 | /**
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| 44 | * @return string
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| 45 | */
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| 46 | public function getSSOBinding(): string
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| 47 | {
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| 48 | return $this->fromConfig('SSO.binding');
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| 49 | }
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| 50 |
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| 51 | /**
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| 52 | * @return string
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| 53 | */
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| 54 | public function getLogoutURL(): string
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| 55 | {
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| 56 | return sprintf("%s%s", $this->getBaseUrl(), $this->fromConfig('SLO.url'));
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| 57 | }
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| 58 |
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| 59 | /**
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| 60 | * @return string
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| 61 | */
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| 62 | public function getLogoutBinding(): string
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| 63 | {
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| 64 | return $this->fromConfig('SLO.binding');
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| 65 | }
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| 66 |
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| 67 | /**
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| 68 | * @return \Illuminate\Config\Repository|mixed
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| 69 | */
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| 70 | public function getX509()
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| 71 | {
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| 72 | return $this->fromConfig('x509');
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| 73 | }
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| 74 |
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| 75 | /**
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| 76 | * @return XMLSecurityKey
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| 77 | */
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| 78 | public function getPublicKey(): XMLSecurityKey
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| 79 | {
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| 80 | return KeyHelper::createPublicKey(
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| 81 | (new X509Certificate())->setData($this->getX509())
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| 82 | );
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| 83 | }
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| 84 |
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| 85 | /**
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| 86 | * @return bool
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| 87 | */
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| 88 | public function wantsSignedReguests(): bool
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| 89 | {
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| 90 | return $this->fromConfig('wantsSignedRequests');
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| 91 | }
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| 92 |
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| 93 | /**
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| 94 | * @param string $path
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| 95 | * @return \Illuminate\Config\Repository|mixed
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| 96 | */
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| 97 | protected function fromConfig(string $path)
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| 98 | {
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| 99 | $path = sprintf("saml.idp.%s.%s", sha1($this->entity_id), $path);
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| 100 |
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| 101 | return config($path);
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| 102 | }
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| 103 |
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| 104 | /**
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| 105 | * @return XMLSecurityKey
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| 106 | */
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| 107 | public function getSigningPublicKey(): XMLSecurityKey
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| 108 | {
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| 109 | return KeyHelper::createPublicKey(
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| 110 | (new X509Certificate())->setData($this->getSigningKeyX509Cert())
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| 111 | );
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| 112 | }
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| 113 |
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| 114 | /**
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| 115 | * @return SignatureWriter
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| 116 | */
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| 117 | public function getSignatureWriter(): SignatureWriter
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| 118 | {
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| 119 | $x509 = new X509Certificate();
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| 120 |
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| 121 | $x509->setData($this->getSigningKeyX509Cert());
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| 122 |
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| 123 | $priv = KeyHelper::createPrivateKey(
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| 124 | $this->getSigningPrivateKey(),
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| 125 | $this->getSigningPrivateKeyPassphrase(),
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| 126 | false,
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| 127 | $this->getSigningDigestAlgorithm()
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| 128 | );
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| 129 |
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| 130 | return new SignatureWriter($x509, $priv);
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| 131 | }
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| 132 |
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| 133 | /**
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| 134 | * @return string
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| 135 | */
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| 136 | public function getSigningKeyX509Cert(): string
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| 137 | {
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| 138 | return config(sprintf('saml.idp.%s.keys.signing.x509', sha1($this->getEntityID())));
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| 139 | }
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| 140 |
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| 141 | /**
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| 142 | * @return string
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| 143 | */
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| 144 | public function getSigningPrivateKey(): string
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| 145 | {
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| 146 | return config(sprintf('saml.idp.%s.keys.signing.private', sha1($this->getEntityID())));
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| 147 | }
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| 148 |
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| 149 | /**
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| 150 | * @return null|string
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| 151 | */
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| 152 | public function getSigningPrivateKeyPassphrase(): ?string
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| 153 | {
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| 154 | return config(sprintf('saml.idp.%s.keys.signing.passphrase', sha1($this->getEntityID())));
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| 155 | }
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| 156 |
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| 157 | /**
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| 158 | * @return string
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| 159 | */
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| 160 | public function getSigningDigestAlgorithm(): string
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| 161 | {
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| 162 | return config(sprintf('saml.idp.%s.keys.signing.algorithm', sha1($this->getEntityID())));
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| 163 | }
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| 164 |
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| 165 | /**
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| 166 | * @return \DateTime
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| 167 | */
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| 168 | public function getUpperDT(): \DateTime
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| 169 | {
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| 170 | return new \DateTime($this->getValidationUpperTimeBoundary(), new \DateTimeZone('UTC'));
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| 171 | }
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| 172 |
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| 173 | /**
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| 174 | * @return \DateTime
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| 175 | */
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| 176 | public function getLowerDT(): \DateTime
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| 177 | {
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| 178 | return new \DateTime($this->getValidationLowerTimeBoundary(), new \DateTimeZone('UTC'));
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| 179 | }
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| 180 |
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| 181 | /**
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| 182 | * @return string
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| 183 | */
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| 184 | public function getValidationUpperTimeBoundary(): string
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| 185 | {
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| 186 | return config(sprintf('saml.idp.%s.upper', sha1($this->getEntityID())));
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| 187 | }
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| 188 |
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| 189 | /**
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| 190 | * @return string
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| 191 | */
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| 192 | public function getValidationLowerTimeBoundary(): string
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| 193 | {
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| 194 | return config(sprintf('saml.idp.%s.lower', sha1($this->getEntityID())));
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| 195 | }
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| 196 | } |