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<?php |
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declare(strict_types=1); |
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namespace POData\Configuration; |
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use InvalidArgumentException; |
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use POData\Common\InvalidOperationException; |
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use POData\Common\Messages; |
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use POData\Common\Version; |
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use POData\Providers\Metadata\IMetadataProvider; |
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use POData\Providers\Metadata\ResourceSet; |
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/** |
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* Class ServiceConfiguration. |
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* @package POData\Configuration |
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*/ |
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class ServiceConfiguration implements IServiceConfiguration |
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{ |
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/** |
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* Maximum number of segments to be expanded allowed in a request. |
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*/ |
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private $maxExpandCount; |
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/** |
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* Maximum number of segments in a single $expand path. |
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*/ |
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private $maxExpandDepth; |
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/** |
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* Maximum number of elements in each returned collection (top-level or expanded). |
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*/ |
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private $maxResultsPerCollection; |
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/** |
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* The provider for the web service. |
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* |
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* @var IMetadataProvider |
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*/ |
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private $provider; |
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/** |
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* Rights used for unspecified resource sets. |
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* |
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* @var EntitySetRights |
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*/ |
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private $defaultResourceSetRight; |
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/** |
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* Page size for unspecified resource sets. |
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*/ |
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private $defaultPageSize; |
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/** |
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* A mapping from entity set name to its right. |
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* |
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* @var EntitySetRights[] |
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*/ |
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private $resourceRights; |
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/** |
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* A mapping from entity sets to their page sizes. |
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* |
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* @var int[] |
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*/ |
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private $pageSizes = []; |
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/** |
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* Whether verbose errors should be returned by default. |
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* |
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* @var bool |
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*/ |
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private $useVerboseErrors; |
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/** |
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* Whether requests with the $count path segment or the $inlinecount |
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* query options are accepted. |
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*/ |
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private $acceptCountRequest; |
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/** |
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* Whether projection requests ($select) should be accepted. |
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*/ |
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private $acceptProjectionRequest; |
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/** |
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* Maximum version of the response sent by server. |
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* |
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* @var ProtocolVersion |
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*/ |
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private $maxVersion; |
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/** |
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* Boolean value indicating whether to validate ETag header or not. |
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*/ |
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private $validateETagHeader; |
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/** |
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* @var string value to be used as line terminator |
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*/ |
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private $eol; |
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/** |
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* @var bool value to indicate if output should be printed human readable |
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*/ |
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private $prettyPrint; |
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/** |
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* Construct a new instance of ServiceConfiguration. |
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* |
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* @param IMetadataProvider|null $metadataProvider The metadata |
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* provider for the OData service |
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*/ |
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public function __construct(?IMetadataProvider $metadataProvider) |
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{ |
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$this->maxExpandCount = PHP_INT_MAX; |
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$this->maxExpandDepth = PHP_INT_MAX; |
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$this->maxResultsPerCollection = PHP_INT_MAX; |
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$this->provider = $metadataProvider; |
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$this->defaultResourceSetRight = EntitySetRights::NONE(); |
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$this->defaultPageSize = 0; |
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$this->resourceRights = []; |
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$this->pageSizes = []; |
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$this->useVerboseErrors = false; |
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$this->acceptCountRequest = false; |
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$this->acceptProjectionRequest = false; |
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$this->maxVersion = ProtocolVersion::V3(); //We default to the highest version |
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$this->validateETagHeader = true; |
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// basically display errors has a development value of on and a production value of off. so if not specified |
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// use that |
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$this->setPrettyOutput(in_array(strtolower(ini_get('display_errors')), array('1', 'on', 'true'))); |
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$this->setLineEndings(PHP_EOL); |
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} |
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/** |
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* Gets maximum number of segments to be expanded allowed in a request. |
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* |
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* @return int |
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*/ |
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public function getMaxExpandCount(): int |
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{ |
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return $this->maxExpandCount; |
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} |
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/** |
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* Sets maximum number of segments to be expanded allowed in a request. |
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* |
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* @param int $maxExpandCount Maximum number of segments to be expanded |
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*/ |
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public function setMaxExpandCount(int $maxExpandCount): void |
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{ |
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$this->maxExpandCount = $this->checkIntegerNonNegativeParameter( |
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$maxExpandCount, |
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'setMaxExpandCount' |
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); |
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} |
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/** |
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* Gets the maximum number of segments in a single $expand path. |
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* |
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* @return int |
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*/ |
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public function getMaxExpandDepth(): int |
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{ |
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return $this->maxExpandDepth; |
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} |
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/** |
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* Sets the maximum number of segments in a single $expand path. |
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* |
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* @param int $maxExpandDepth Maximum number of segments in a single $expand path |
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*/ |
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public function setMaxExpandDepth(int $maxExpandDepth): void |
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{ |
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$this->maxExpandDepth = $this->checkIntegerNonNegativeParameter( |
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$maxExpandDepth, |
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'setMaxExpandDepth' |
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); |
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} |
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/** |
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* Gets maximum number of elements in each returned collection |
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* (top-level or expanded). |
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* |
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* @return int |
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*/ |
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public function getMaxResultsPerCollection(): int |
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{ |
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return $this->maxResultsPerCollection; |
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} |
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/** |
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* Sets maximum number of elements in each returned collection |
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* (top-level or expanded). |
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* |
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* @param int $maxResultPerCollection Maximum number of elements |
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* in returned collection |
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* |
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* @throws InvalidOperationException |
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*/ |
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public function setMaxResultsPerCollection(int $maxResultPerCollection): void |
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{ |
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if ($this->isPageSizeDefined()) { |
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throw new InvalidOperationException( |
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Messages::configurationMaxResultAndPageSizeMutuallyExclusive() |
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); |
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} |
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$this->maxResultsPerCollection = $this->checkIntegerNonNegativeParameter( |
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$maxResultPerCollection, |
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'setMaxResultsPerCollection' |
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); |
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} |
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/** |
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* Gets whether verbose errors should be used by default. |
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* |
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* @return bool |
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*/ |
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public function getUseVerboseErrors(): bool |
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{ |
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return $this->useVerboseErrors; |
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} |
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/** |
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* Sets whether verbose errors should be used by default. |
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* |
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* @param bool $useVerboseError true to enable verbose error else false |
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*/ |
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public function setUseVerboseErrors(bool $useVerboseError): void |
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{ |
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$this->useVerboseErrors = $useVerboseError; |
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} |
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/** |
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* gets the access rights on the specified resource set. |
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* |
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* @param ResourceSet $resourceSet The resource set for which get the access |
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* rights |
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* |
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* @return EntitySetRights |
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*/ |
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public function getEntitySetAccessRule(ResourceSet $resourceSet): EntitySetRights |
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{ |
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if (!array_key_exists($resourceSet->getName(), $this->resourceRights)) { |
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return $this->defaultResourceSetRight; |
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} |
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return $this->resourceRights[$resourceSet->getName()]; |
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} |
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/** |
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* sets the access rights on the specified resource set. |
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* |
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* @param string $name Name of resource set to set; '*' to indicate all |
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* @param EntitySetRights $rights Rights to be granted to this resource |
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* |
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* @throws InvalidArgumentException when the entity set rights are not known or the resource set is not known |
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*/ |
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public function setEntitySetAccessRule(string $name, EntitySetRights $rights): void |
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{ |
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if ($rights->getValue() < EntitySetRights::NONE || $rights->getValue() > EntitySetRights::ALL) { |
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$msg = Messages::configurationRightsAreNotInRange('$rights', 'setEntitySetAccessRule'); |
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throw new InvalidArgumentException($msg); |
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} |
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if (strcmp($name, '*') === 0) { |
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$this->defaultResourceSetRight = $rights; |
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} else { |
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if (!$this->provider->resolveResourceSet($name)) { |
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throw new InvalidArgumentException( |
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Messages::configurationResourceSetNameNotFound($name) |
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); |
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} |
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$this->resourceRights[$name] = $rights; |
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} |
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} |
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/** |
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* Gets the maximum page size for an entity set resource. |
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* |
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* @param ResourceSet $resourceSet Entity set for which to get the page size |
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* |
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* @return int |
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*/ |
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public function getEntitySetPageSize(ResourceSet $resourceSet): int |
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{ |
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if (!array_key_exists($resourceSet->getName(), $this->pageSizes)) { |
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return $this->defaultPageSize ?? 0; // TODO: defaultPageSize should never be null. it is inisalized in constructor. why is this requied? |
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} |
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return $this->pageSizes[$resourceSet->getName()]; |
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} |
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/** |
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* Sets the maximum page size for an entity set resource. |
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* |
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* @param string $name Name of entity set resource for which to set the page size |
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* @param int $pageSize Page size for the entity set resource specified in name |
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* |
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* @throws InvalidOperationException |
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* @throws InvalidArgumentException |
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*/ |
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public function setEntitySetPageSize(string $name, int $pageSize): void |
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{ |
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$checkPageSize = $this->checkIntegerNonNegativeParameter( |
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$pageSize, |
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'setEntitySetPageSize' |
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); |
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if ($this->maxResultsPerCollection != PHP_INT_MAX) { |
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throw new InvalidOperationException( |
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Messages::configurationMaxResultAndPageSizeMutuallyExclusive() |
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); |
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} |
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if ($checkPageSize == PHP_INT_MAX) { |
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$checkPageSize = 0; |
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} |
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if (strcmp($name, '*') === 0) { |
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$this->defaultPageSize = $checkPageSize; |
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} else { |
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if (!$this->provider->resolveResourceSet($name)) { |
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throw new InvalidArgumentException( |
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Messages::configurationResourceSetNameNotFound($name) |
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); |
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} |
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$this->pageSizes[$name] = $checkPageSize; |
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} |
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} |
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/** |
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* Gets whether requests with the $count path segment or the $inlinecount query |
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* options are accepted. |
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* |
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* @return bool |
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*/ |
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public function getAcceptCountRequests(): bool |
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{ |
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return $this->acceptCountRequest; |
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} |
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|
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/** |
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* Sets whether requests with the $count path segment or the $inlinecount |
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* query options are accepted. |
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* |
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* @param bool $acceptCountRequest true to accept count request, |
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* false to not |
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*/ |
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public function setAcceptCountRequests(bool $acceptCountRequest): void |
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{ |
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$this->acceptCountRequest = $acceptCountRequest; |
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} |
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|
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/** |
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* Gets whether projection requests ($select) should be accepted. |
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* |
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* @return bool |
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*/ |
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public function getAcceptProjectionRequests(): bool |
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{ |
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return $this->acceptProjectionRequest; |
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} |
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/** |
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* Sets whether projection requests ($select) should be accepted. |
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* |
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* @param bool $acceptProjectionRequest true to accept projection |
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* request, false to not |
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*/ |
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public function setAcceptProjectionRequests(bool $acceptProjectionRequest): void |
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{ |
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$this->acceptProjectionRequest = $acceptProjectionRequest; |
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} |
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|
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/** |
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* Gets Maximum version of the response sent by server. |
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* |
383
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* @return Version |
384
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*/ |
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public function getMaxDataServiceVersion(): Version |
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{ |
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switch ($this->maxVersion) { |
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case ProtocolVersion::V1(): |
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return new Version(1, 0); |
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case ProtocolVersion::V2(): |
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return new Version(2, 0); |
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case ProtocolVersion::V3(): |
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default: |
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return new Version(3, 0); |
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} |
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} |
399
|
|
|
|
400
|
|
|
/** |
401
|
|
|
* Sets Maximum version of the response sent by server. |
402
|
|
|
* |
403
|
|
|
* @param ProtocolVersion $version The version to set |
404
|
|
|
*/ |
405
|
|
|
public function setMaxDataServiceVersion(ProtocolVersion $version): void |
406
|
|
|
{ |
407
|
|
|
$this->maxVersion = $version; |
408
|
|
|
} |
409
|
|
|
|
410
|
|
|
/** |
411
|
|
|
* Specify whether to validate the ETag or not. |
412
|
|
|
* |
413
|
|
|
* @param bool $validate True if ETag needs to validated, false otherwise |
414
|
|
|
*/ |
415
|
|
|
public function setValidateETagHeader(bool $validate): void |
416
|
|
|
{ |
417
|
|
|
$this->validateETagHeader = $validate; |
418
|
|
|
} |
419
|
|
|
|
420
|
|
|
/** |
421
|
|
|
* Gets whether to validate the ETag or not. |
422
|
|
|
* |
423
|
|
|
* @return bool True if ETag needs to validated, false |
424
|
|
|
* if its not to be validated, Note that in case |
425
|
|
|
* of false library will not write the ETag header |
426
|
|
|
* in the response even though the requested resource |
427
|
|
|
* support ETag |
428
|
|
|
*/ |
429
|
|
|
public function getValidateETagHeader(): bool |
430
|
|
|
{ |
431
|
|
|
return $this->validateETagHeader; |
432
|
|
|
} |
433
|
|
|
|
434
|
|
|
/** |
435
|
|
|
* Checks that the parameter to a function is numeric and is not negative. |
436
|
|
|
* |
437
|
|
|
* @param int $value The value of parameter to check |
438
|
|
|
* @param string $functionName The name of the function that receives above value |
439
|
|
|
* |
440
|
|
|
* @throws InvalidArgumentException |
441
|
|
|
* |
442
|
|
|
* @return int |
443
|
|
|
*/ |
444
|
|
|
private function checkIntegerNonNegativeParameter(int $value, string $functionName): int |
445
|
|
|
{ |
446
|
|
|
if ($value < 0) { |
447
|
|
|
throw new InvalidArgumentException( |
448
|
|
|
Messages::commonArgumentShouldBeNonNegative($value, $functionName) |
449
|
|
|
); |
450
|
|
|
} |
451
|
|
|
|
452
|
|
|
return $value; |
453
|
|
|
} |
454
|
|
|
|
455
|
|
|
/** |
456
|
|
|
* Whether size of a page has been defined for any entity set. |
457
|
|
|
* |
458
|
|
|
* @return bool |
459
|
|
|
*/ |
460
|
|
|
private function isPageSizeDefined() |
461
|
|
|
{ |
462
|
|
|
return count($this->pageSizes) > 0 || $this->defaultPageSize > 0; |
463
|
|
|
} |
464
|
|
|
|
465
|
|
|
/** |
466
|
|
|
* Gets the value to be used for line endings. |
467
|
|
|
* |
468
|
|
|
* @return string the value to append at the end of lines |
469
|
|
|
*/ |
470
|
|
|
public function getLineEndings(): string |
471
|
|
|
{ |
472
|
|
|
return $this->eol; |
473
|
|
|
} |
474
|
|
|
|
475
|
|
|
/** |
476
|
|
|
* Gets whether to format the output as human readable or single line. |
477
|
|
|
* |
478
|
|
|
* @return bool true if output should be formatted for human readability |
479
|
|
|
*/ |
480
|
|
|
public function getPrettyOutput(): bool |
481
|
|
|
{ |
482
|
|
|
return $this->prettyPrint; |
483
|
|
|
} |
484
|
|
|
|
485
|
|
|
/** |
486
|
|
|
* Sets the characters that represent line endings. |
487
|
|
|
* |
488
|
|
|
* @param string $eol the characters that should be used for line endings |
489
|
|
|
*/ |
490
|
|
|
public function setLineEndings(string $eol): void |
491
|
|
|
{ |
492
|
|
|
$this->eol = $eol; |
493
|
|
|
} |
494
|
|
|
|
495
|
|
|
/** |
496
|
|
|
* Sets if output should be well formatted for human review. |
497
|
|
|
* |
498
|
|
|
* @param bool $on True if output should be well formatted |
499
|
|
|
*/ |
500
|
|
|
public function setPrettyOutput(bool $on): void |
501
|
|
|
{ |
502
|
|
|
$this->prettyPrint = $on; |
503
|
|
|
} |
504
|
|
|
} |
505
|
|
|
|