EntityDescriptor::fromXML() - Code Metrics - Inspection of "Constructor promotion" - simplesamlphp/saml2 - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#317)

by Tim

created 2023-01-26 10:52 UTC

EntityDescriptor::fromXML() D

↳ Parent: EntityDescriptor

Complexity

Conditions	21
Paths	28

Size

Total Lines	98
Code Lines	78

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	21
eloc	78
nc	28
nop	1
dl	0
loc	98
rs	4.1666
c	0
b	0
f	0

How to fix Long Method Complexity

<?php

declare(strict_types=1);

namespace SimpleSAML\SAML2\XML\md;

use DOMElement;
use SimpleSAML\Assert\Assert;
use SimpleSAML\SAML2\Constants as C;
use SimpleSAML\SAML2\Exception\ProtocolViolationException;
use SimpleSAML\XML\Exception\InvalidDOMElementException;
use SimpleSAML\XML\Exception\SchemaViolationException;
use SimpleSAML\XML\Exception\TooManyElementsException;
use SimpleSAML\XML\Utils as XMLUtils;
use SimpleSAML\XMLSecurity\XML\ds\Signature;

use function is_null;

/**
 * Class representing SAML 2 EntityDescriptor element.
 *
 * @package simplesamlphp/saml2
 */
final class EntityDescriptor extends AbstractMetadataDocument
{
    /**
     * Initialize an EntitiyDescriptor.
     *
     * @param string $entityId The entityID of the entity described by this descriptor.
     * @param string|null $id The ID for this document. Defaults to null.
     * @param int|null $validUntil Unix time of validify for this document. Defaults to null.
     * @param string|null $cacheDuration Maximum time this document can be cached. Defaults to null.
     * @param \SimpleSAML\SAML2\XML\md\Extensions|null $extensions An array of extensions.
     * @param \SimpleSAML\SAML2\XML\md\AbstractRoleDescriptor[] $roleDescriptor An array of role descriptors.
     * @param \SimpleSAML\SAML2\XML\md\AffiliationDescriptor|null $affiliationDescriptor An affiliation descriptor to
     *   use instead of role descriptors.
     * @param \SimpleSAML\SAML2\XML\md\Organization|null $organization The organization responsible for the SAML entity.
     * @param \SimpleSAML\SAML2\XML\md\ContactPerson[] $contactPerson A list of contact persons for this SAML entity.
     * @param \SimpleSAML\SAML2\XML\md\AdditionalMetadataLocation[] $additionalMetadataLocation A list of
     *   additional metadata locations.
     * @param \DOMAttr[] $namespacedAttribute
     *
     * @throws \Exception
     */
    public function __construct(
        protected string $entityId,
        ?string $id = null,
        ?int $validUntil = null,
        ?string $cacheDuration = null,
        Extensions $extensions = null,
        protected array $roleDescriptor = [],
        protected ?AffiliationDescriptor $affiliationDescriptor = null,
        protected ?Organization $organization = null,
        protected array $contactPerson = [],
        protected array $additionalMetadataLocation = [],
        array $namespacedAttribute = [],
    ) {
        Assert::false(
            (empty($roleDescriptor) && $affiliationDescriptor === null),
            'Must have either one of the RoleDescriptors or an AffiliationDescriptor in EntityDescriptor.',
            ProtocolViolationException::class,
        );
        Assert::validURI($entityId, SchemaViolationException::class); // Covers the empty string
        Assert::maxLength(
            $entityId,
            C::ENTITYID_MAX_LENGTH,
            sprintf('The entityID attribute cannot be longer than %d characters.', C::ENTITYID_MAX_LENGTH),
            ProtocolViolationException::class,
        );
        Assert::allIsInstanceOf(
            $roleDescriptor,
            AbstractRoleDescriptor::class,
            'All role descriptors must extend AbstractRoleDescriptor.',
        );
        Assert::allIsInstanceOf(
            $contactPerson,
            ContactPerson::class,
filter:
    dependency_paths: ["lib/*"]
            'All md:ContactPerson elements must be an instance of ContactPerson.',
        );
        Assert::allIsInstanceOf(
            $additionalMetadataLocation,
            AdditionalMetadataLocation::class,
            'All md:AdditionalMetadataLocation elements must be an instance of AdditionalMetadataLocation',
        );

        parent::__construct($id, $validUntil, $cacheDuration, $extensions, $namespacedAttribute);
    }


    /**
     * Convert an existing XML into an EntityDescriptor object
     *
     * @param \DOMElement $xml An existing EntityDescriptor XML document.
     * @return \SimpleSAML\SAML2\XML\md\EntityDescriptor An object representing the given document.
     *
     * @throws \SimpleSAML\XML\Exception\InvalidDOMElementException
     *   if the qualified name of the supplied element is wrong
     * @throws \SimpleSAML\XML\Exception\MissingAttributeException
     *   if the supplied element is missing one of the mandatory attributes
     * @throws \SimpleSAML\XML\Exception\TooManyElementsException
     *   if too many child-elements of a type are specified
     */
    public static function fromXML(DOMElement $xml): static
    {
        Assert::same($xml->localName, 'EntityDescriptor', InvalidDOMElementException::class);
        Assert::same($xml->namespaceURI, EntityDescriptor::NS, InvalidDOMElementException::class);

        $validUntil = self::getAttribute($xml, 'validUntil', null);
        $extensions = Extensions::getChildrenOfClass($xml);
        Assert::maxCount($extensions, 1, 'Only one md:Extensions element is allowed.', TooManyElementsException::class);

        $signature = Signature::getChildrenOfClass($xml);
        Assert::maxCount($signature, 1, 'Only one ds:Signature element is allowed.', TooManyElementsException::class);

        $entityID = self::getAttribute($xml, 'entityID');
        $roleDescriptors = [];
        $affiliationDescriptor = null;
        $organization = null;
        $contactPersons = [];
        $additionalMetadataLocation = [];
        foreach ($xml->childNodes as $node) {
            if (
                !($node instanceof DOMElement)
                || ($node->namespaceURI !== C::NS_MD)
            ) {
                continue;
            }

            switch ($node->localName) {
                case 'Extensions':
                    continue 2;
                case 'IDPSSODescriptor':
                    $roleDescriptors[] = IDPSSODescriptor::fromXML($node);
                    break;
                case 'SPSSODescriptor':
                    $roleDescriptors[] = SPSSODescriptor::fromXML($node);
                    break;
                case 'AuthnAuthorityDescriptor':
                    $roleDescriptors[] = AuthnAuthorityDescriptor::fromXML($node);
                    break;
                case 'AttributeAuthorityDescriptor':
                    $roleDescriptors[] = AttributeAuthorityDescriptor::fromXML($node);
                    break;
                case 'PDPDescriptor':
                    $roleDescriptors[] = PDPDescriptor::fromXML($node);
                    break;
                case 'AffiliationDescriptor':
                    if ($affiliationDescriptor !== null) {
                        throw new TooManyElementsException('More than one AffiliationDescriptor in the entity.');
                    }
                    $affiliationDescriptor = AffiliationDescriptor::fromXML($node);
                    break;
                case 'Organization':
                    if ($organization !== null) {
                        throw new TooManyElementsException('More than one Organization in the entity.');
                    }
                    $organization = Organization::fromXML($node);
                    break;
                case 'ContactPerson':
                    $contactPersons[] = ContactPerson::fromXML($node);
                    break;
                case 'AdditionalMetadataLocation':
                    $additionalMetadataLocation[] = AdditionalMetadataLocation::fromXML($node);
                    break;
                default:
                    $roleDescriptors[] = UnknownRoleDescriptor::fromXML($node);
            }
        }

        Assert::false(
            empty($roleDescriptors) && is_null($affiliationDescriptor),
            'Must have either one of the RoleDescriptors or an AffiliationDescriptor in EntityDescriptor.',
            ProtocolViolationException::class,
        );
        Assert::false(
            !empty($roleDescriptors) && !is_null($affiliationDescriptor),
            'AffiliationDescriptor cannot be combined with other RoleDescriptor elements in EntityDescriptor.',
            ProtocolViolationException::class,
        );

        $entity = new static(
            $entityID,
            self::getAttribute($xml, 'ID', null),
            $validUntil !== null ? XMLUtils::xsDateTimeToTimestamp($validUntil) : null,
            self::getAttribute($xml, 'cacheDuration', null),
            !empty($extensions) ? $extensions[0] : null,
            $roleDescriptors,
            $affiliationDescriptor,
            $organization,
            $contactPersons,
            $additionalMetadataLocation,
            self::getAttributesNSFromXML($xml),
        );

        if (!empty($signature)) {
            $entity->setSignature($signature[0]);
            $entity->setXML($xml);
        }

        return $entity;
    }


    /**
     * Collect the value of the entityID property.
     *
     * @return string
     * @throws \SimpleSAML\Assert\AssertionFailedException
     */
    public function getEntityId(): string
    {
        return $this->entityId;
    }


    /**
     * Collect the value of the RoleDescriptor property.
     *
     * @return \SimpleSAML\SAML2\XML\md\AbstractRoleDescriptor[]
     */
    public function getRoleDescriptor(): array
    {
        return $this->roleDescriptor;
    }


    /**
     * Collect the value of the AffiliationDescriptor property.
     *
     * @return \SimpleSAML\SAML2\XML\md\AffiliationDescriptor|null
     */
    public function getAffiliationDescriptor(): ?AffiliationDescriptor
    {
        return $this->affiliationDescriptor;
    }


    /**
     * Collect the value of the Organization property.
     *
     * @return \SimpleSAML\SAML2\XML\md\Organization|null
     */
    public function getOrganization(): ?Organization
    {
        return $this->organization;
    }


    /**
     * Collect the value of the ContactPerson property.
     *
     * @return \SimpleSAML\SAML2\XML\md\ContactPerson[]
     */
    public function getContactPerson(): array
    {
        return $this->contactPerson;
    }


    /**
     * Collect the value of the AdditionalMetadataLocation property.
     *
     * @return \SimpleSAML\SAML2\XML\md\AdditionalMetadataLocation[]
     */
    public function getAdditionalMetadataLocation(): array
    {
        return $this->additionalMetadataLocation;
    }


    /**
     * Convert this assertion to an unsigned XML document.
     * This method does not sign the resulting XML document.
     *
     * @return \DOMElement The root element of the DOM tree
     */
    public function toUnsignedXML(?DOMElement $parent = null): DOMElement
    {
        $e = parent::toUnsignedXML($parent);
        $e->setAttribute('entityID', $this->getEntityId());

        foreach ($this->getAttributesNS() as $attr) {
            $e->setAttributeNS($attr['namespaceURI'], $attr['qualifiedName'], $attr['value']);
        }

        foreach ($this->getRoleDescriptor() as $n) {
            $n->toXML($e);
        }

        $this->getAffiliationDescriptor()?->toXML($e);
        $this->getOrganization()?->toXML($e);

        foreach ($this->getContactPerson() as $cp) {
            $cp->toXML($e);
        }

        foreach ($this->getAdditionalMetadataLocation() as $n) {
            $n->toXML($e);
        }

        return $e;
    }
}


1			<?php
2
3			declare(strict_types=1);
4
5			namespace SimpleSAML\SAML2\XML\md;
6
7			use DOMElement;
8			use SimpleSAML\Assert\Assert;
9			use SimpleSAML\SAML2\Constants as C;
10			use SimpleSAML\SAML2\Exception\ProtocolViolationException;
11			use SimpleSAML\XML\Exception\InvalidDOMElementException;
12			use SimpleSAML\XML\Exception\SchemaViolationException;
13			use SimpleSAML\XML\Exception\TooManyElementsException;
14			use SimpleSAML\XML\Utils as XMLUtils;
15			use SimpleSAML\XMLSecurity\XML\ds\Signature;
16
17			use function is_null;
18
19			/**
20			* Class representing SAML 2 EntityDescriptor element.
21			*
22			* @package simplesamlphp/saml2
23			*/
24			final class EntityDescriptor extends AbstractMetadataDocument
25			{
26			/**
27			* Initialize an EntitiyDescriptor.
28			*
29			* @param string $entityId The entityID of the entity described by this descriptor.
30			* @param string\|null $id The ID for this document. Defaults to null.
31			* @param int\|null $validUntil Unix time of validify for this document. Defaults to null.
32			* @param string\|null $cacheDuration Maximum time this document can be cached. Defaults to null.
33			* @param \SimpleSAML\SAML2\XML\md\Extensions\|null $extensions An array of extensions.
34			* @param \SimpleSAML\SAML2\XML\md\AbstractRoleDescriptor[] $roleDescriptor An array of role descriptors.
35			* @param \SimpleSAML\SAML2\XML\md\AffiliationDescriptor\|null $affiliationDescriptor An affiliation descriptor to
36			* use instead of role descriptors.
37			* @param \SimpleSAML\SAML2\XML\md\Organization\|null $organization The organization responsible for the SAML entity.
38			* @param \SimpleSAML\SAML2\XML\md\ContactPerson[] $contactPerson A list of contact persons for this SAML entity.
39			* @param \SimpleSAML\SAML2\XML\md\AdditionalMetadataLocation[] $additionalMetadataLocation A list of
40			* additional metadata locations.
41			* @param \DOMAttr[] $namespacedAttribute
42			*
43			* @throws \Exception
44			*/
45			public function __construct(
46			protected string $entityId,
47			?string $id = null,
48			?int $validUntil = null,
49			?string $cacheDuration = null,
50			Extensions $extensions = null,
51			protected array $roleDescriptor = [],
52			protected ?AffiliationDescriptor $affiliationDescriptor = null,
53			protected ?Organization $organization = null,
54			protected array $contactPerson = [],
55			protected array $additionalMetadataLocation = [],
56			array $namespacedAttribute = [],
57			) {
58			Assert::false(
59			(empty($roleDescriptor) && $affiliationDescriptor === null),
60			'Must have either one of the RoleDescriptors or an AffiliationDescriptor in EntityDescriptor.',
61			ProtocolViolationException::class,
62			);
63			Assert::validURI($entityId, SchemaViolationException::class); // Covers the empty string
64			Assert::maxLength(
65			$entityId,
66			C::ENTITYID_MAX_LENGTH,
67			sprintf('The entityID attribute cannot be longer than %d characters.', C::ENTITYID_MAX_LENGTH),
68			ProtocolViolationException::class,
69			);
70			Assert::allIsInstanceOf(
71			$roleDescriptor,
72			AbstractRoleDescriptor::class,
73			'All role descriptors must extend AbstractRoleDescriptor.',
74			);
75			Assert::allIsInstanceOf(
76			$contactPerson,
77			ContactPerson::class,
			0 ignored issues – show Bug introduced 2023-01-26 11:04 UTC by Report Bug Copy Issue Report The type `SimpleSAML\SAML2\XML\md\ContactPerson` was not found. Maybe you did not declare it correctly or list all dependencies? The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g. `excluded_paths: ["lib/"]`, you can move it to the dependency path list as follows: filter: dependency_paths: ["lib/"] For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths Loading history...
78			'All md:ContactPerson elements must be an instance of ContactPerson.',
79			);
80			Assert::allIsInstanceOf(
81			$additionalMetadataLocation,
82			AdditionalMetadataLocation::class,
83			'All md:AdditionalMetadataLocation elements must be an instance of AdditionalMetadataLocation',
84			);
85
86			parent::__construct($id, $validUntil, $cacheDuration, $extensions, $namespacedAttribute);
87			}
88
89
90			/**
91			* Convert an existing XML into an EntityDescriptor object
92			*
93			* @param \DOMElement $xml An existing EntityDescriptor XML document.
94			* @return \SimpleSAML\SAML2\XML\md\EntityDescriptor An object representing the given document.
95			*
96			* @throws \SimpleSAML\XML\Exception\InvalidDOMElementException
97			* if the qualified name of the supplied element is wrong
98			* @throws \SimpleSAML\XML\Exception\MissingAttributeException
99			* if the supplied element is missing one of the mandatory attributes
100			* @throws \SimpleSAML\XML\Exception\TooManyElementsException
101			* if too many child-elements of a type are specified
102			*/
103			public static function fromXML(DOMElement $xml): static
104			{
105			Assert::same($xml->localName, 'EntityDescriptor', InvalidDOMElementException::class);
106			Assert::same($xml->namespaceURI, EntityDescriptor::NS, InvalidDOMElementException::class);
107
108			$validUntil = self::getAttribute($xml, 'validUntil', null);
109			$extensions = Extensions::getChildrenOfClass($xml);
110			Assert::maxCount($extensions, 1, 'Only one md:Extensions element is allowed.', TooManyElementsException::class);
111
112			$signature = Signature::getChildrenOfClass($xml);
113			Assert::maxCount($signature, 1, 'Only one ds:Signature element is allowed.', TooManyElementsException::class);
114
115			$entityID = self::getAttribute($xml, 'entityID');
116			$roleDescriptors = [];
117			$affiliationDescriptor = null;
118			$organization = null;
119			$contactPersons = [];
120			$additionalMetadataLocation = [];
121			foreach ($xml->childNodes as $node) {
122			if (
123			!($node instanceof DOMElement)
124			\|\| ($node->namespaceURI !== C::NS_MD)
125			) {
126			continue;
127			}
128
129			switch ($node->localName) {
130			case 'Extensions':
131			continue 2;
132			case 'IDPSSODescriptor':
133			$roleDescriptors[] = IDPSSODescriptor::fromXML($node);
134			break;
135			case 'SPSSODescriptor':
136			$roleDescriptors[] = SPSSODescriptor::fromXML($node);
137			break;
138			case 'AuthnAuthorityDescriptor':
139			$roleDescriptors[] = AuthnAuthorityDescriptor::fromXML($node);
140			break;
141			case 'AttributeAuthorityDescriptor':
142			$roleDescriptors[] = AttributeAuthorityDescriptor::fromXML($node);
143			break;
144			case 'PDPDescriptor':
145			$roleDescriptors[] = PDPDescriptor::fromXML($node);
146			break;
147			case 'AffiliationDescriptor':
148			if ($affiliationDescriptor !== null) {
149			throw new TooManyElementsException('More than one AffiliationDescriptor in the entity.');
150			}
151			$affiliationDescriptor = AffiliationDescriptor::fromXML($node);
152			break;
153			case 'Organization':
154			if ($organization !== null) {
155			throw new TooManyElementsException('More than one Organization in the entity.');
156			}
157			$organization = Organization::fromXML($node);
158			break;
159			case 'ContactPerson':
160			$contactPersons[] = ContactPerson::fromXML($node);
161			break;
162			case 'AdditionalMetadataLocation':
163			$additionalMetadataLocation[] = AdditionalMetadataLocation::fromXML($node);
164			break;
165			default:
166			$roleDescriptors[] = UnknownRoleDescriptor::fromXML($node);
167			}
168			}
169
170			Assert::false(
171			empty($roleDescriptors) && is_null($affiliationDescriptor),
172			'Must have either one of the RoleDescriptors or an AffiliationDescriptor in EntityDescriptor.',
173			ProtocolViolationException::class,
174			);
175			Assert::false(
176			!empty($roleDescriptors) && !is_null($affiliationDescriptor),
177			'AffiliationDescriptor cannot be combined with other RoleDescriptor elements in EntityDescriptor.',
178			ProtocolViolationException::class,
179			);
180
181			$entity = new static(
182			$entityID,
183			self::getAttribute($xml, 'ID', null),
184			$validUntil !== null ? XMLUtils::xsDateTimeToTimestamp($validUntil) : null,
185			self::getAttribute($xml, 'cacheDuration', null),
186			!empty($extensions) ? $extensions[0] : null,
187			$roleDescriptors,
188			$affiliationDescriptor,
189			$organization,
190			$contactPersons,
191			$additionalMetadataLocation,
192			self::getAttributesNSFromXML($xml),
193			);
194
195			if (!empty($signature)) {
196			$entity->setSignature($signature[0]);
197			$entity->setXML($xml);
198			}
199
200			return $entity;
201			}
202
203
204			/**
205			* Collect the value of the entityID property.
206			*
207			* @return string
208			* @throws \SimpleSAML\Assert\AssertionFailedException
209			*/
210			public function getEntityId(): string
211			{
212			return $this->entityId;
213			}
214
215
216			/**
217			* Collect the value of the RoleDescriptor property.
218			*
219			* @return \SimpleSAML\SAML2\XML\md\AbstractRoleDescriptor[]
220			*/
221			public function getRoleDescriptor(): array
222			{
223			return $this->roleDescriptor;
224			}
225
226
227			/**
228			* Collect the value of the AffiliationDescriptor property.
229			*
230			* @return \SimpleSAML\SAML2\XML\md\AffiliationDescriptor\|null
231			*/
232			public function getAffiliationDescriptor(): ?AffiliationDescriptor
233			{
234			return $this->affiliationDescriptor;
235			}
236
237
238			/**
239			* Collect the value of the Organization property.
240			*
241			* @return \SimpleSAML\SAML2\XML\md\Organization\|null
242			*/
243			public function getOrganization(): ?Organization
244			{
245			return $this->organization;
246			}
247
248
249			/**
250			* Collect the value of the ContactPerson property.
251			*
252			* @return \SimpleSAML\SAML2\XML\md\ContactPerson[]
253			*/
254			public function getContactPerson(): array
255			{
256			return $this->contactPerson;
257			}
258
259
260			/**
261			* Collect the value of the AdditionalMetadataLocation property.
262			*
263			* @return \SimpleSAML\SAML2\XML\md\AdditionalMetadataLocation[]
264			*/
265			public function getAdditionalMetadataLocation(): array
266			{
267			return $this->additionalMetadataLocation;
268			}
269
270
271			/**
272			* Convert this assertion to an unsigned XML document.
273			* This method does not sign the resulting XML document.
274			*
275			* @return \DOMElement The root element of the DOM tree
276			*/
277			public function toUnsignedXML(?DOMElement $parent = null): DOMElement
278			{
279			$e = parent::toUnsignedXML($parent);
280			$e->setAttribute('entityID', $this->getEntityId());
281
282			foreach ($this->getAttributesNS() as $attr) {
283			$e->setAttributeNS($attr['namespaceURI'], $attr['qualifiedName'], $attr['value']);
284			}
285
286			foreach ($this->getRoleDescriptor() as $n) {
287			$n->toXML($e);
288			}
289
290			$this->getAffiliationDescriptor()?->toXML($e);
291			$this->getOrganization()?->toXML($e);
292
293			foreach ($this->getContactPerson() as $cp) {
294			$cp->toXML($e);
295			}
296
297			foreach ($this->getAdditionalMetadataLocation() as $n) {
298			$n->toXML($e);
299			}
300
301			return $e;
302			}
303			}
304

simplesamlphp / saml2

Pull Request — master (#317)

EntityDescriptor::fromXML() D

Complexity

Size

Duplication

Importance

How to fix Long Method Complexity

Long Method

Duplication Side-by-Side

Filter issues like