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<?php |
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namespace POData\Providers\Metadata; |
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use AlgoWeb\ODataMetadata\MetadataV3\edm\EntityContainer\FunctionImportAnonymousType; |
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class ResourceFunctionType |
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{ |
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private $blacklist = ['exec', 'system', 'eval']; |
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/** |
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* @property string |
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*/ |
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private $functionName = null; |
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/** |
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* @property \AlgoWeb\ODataMetadata\MetadataV3\edm\EntityContainer\FunctionImportAnonymousType $baseType |
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*/ |
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private $baseType = null; |
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/** |
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* ResourceFunctionType constructor. |
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* @param string|array $functionName |
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* @param FunctionImportAnonymousType $type |
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*/ |
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public function __construct($functionName, FunctionImportAnonymousType $type) |
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{ |
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if (null === $functionName) { |
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$msg = "FunctionName must not be null"; |
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throw new \InvalidArgumentException($msg); |
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} |
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if (!is_string($functionName) && !is_array($functionName)) { |
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$msg = "Function name must be string or array"; |
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throw new \InvalidArgumentException($msg); |
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} |
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$isArray = is_array($functionName); |
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if ($isArray && 1 == count($functionName)) { |
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$functionName = $functionName[0]; |
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$isArray = false; |
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} |
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if ($isArray) { |
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if (2 < count($functionName)) { |
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$msg = "FunctionName must have no more than 2 elements"; |
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throw new \InvalidArgumentException($msg); |
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} |
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if (0 == count($functionName)) { |
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$msg = "FunctionName must have 1 or 2 elements"; |
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throw new \InvalidArgumentException($msg); |
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} |
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if (!is_object($functionName[0]) && !is_string($functionName[0])) { |
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$msg = "First element of FunctionName must be either object or string"; |
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throw new \InvalidArgumentException($msg); |
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} |
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if (!is_string($functionName[1])) { |
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$msg = "Second element of FunctionName must be string"; |
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throw new \InvalidArgumentException($msg); |
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} |
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if (is_string($functionName[0])) { |
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$functionName[0] = trim($functionName[0]); |
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$func = $functionName[0]; |
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if ('' == $func) { |
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$msg = "First element of FunctionName must not be empty"; |
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throw new \InvalidArgumentException($msg); |
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} |
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$this->checkBlacklist($func, true); |
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} |
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} else { |
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if (!is_string($functionName) || empty(trim($functionName))) { |
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$msg = "FunctionName must be a non-empty string"; |
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throw new \InvalidArgumentException($msg); |
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} |
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$functionName = trim($functionName); |
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$this->checkBlacklist($functionName, false); |
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} |
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if (!$type->isOK($msg)) { |
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throw new \InvalidArgumentException($msg); |
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} |
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$this->functionName = $functionName; |
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$this->baseType = $type; |
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} |
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/** |
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* Get endpoint name |
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* |
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* @return string |
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*/ |
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public function getName() |
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{ |
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return $this->baseType->getName(); |
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} |
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/** |
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* Get underlying function name |
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* |
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* @return string |
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*/ |
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public function getFunctionName() |
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{ |
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return $this->functionName; |
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} |
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/** |
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* Required parameter list |
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* |
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* @return array |
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*/ |
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public function getParms() |
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{ |
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return $this->baseType->getParameter(); |
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} |
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public function get(array $parms = []) |
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{ |
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// check inputs |
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$baseParms = $this->getParms(); |
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$expectedParms = count($baseParms); |
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$actualParms = count($parms); |
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if ($expectedParms != $actualParms) { |
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$msg = "Was expecting ". $expectedParms. " arguments, received ".$actualParms." instead"; |
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throw new \InvalidArgumentException($msg); |
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} |
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// commence primary ignition |
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return call_user_func_array($this->functionName, $parms); |
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} |
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/** |
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* @param $func |
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*/ |
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private function checkBlacklist($func, $fromArray = false) |
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{ |
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if (in_array($func, $this->blacklist) || in_array(strtolower($func), $this->blacklist)) { |
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$msg = (true === $fromArray ? "First element of " : "")."FunctionName blacklisted"; |
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throw new \InvalidArgumentException($msg); |
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} |
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} |
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} |
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Algo-Web /
POData
