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<?php |
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/** |
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* @package Application Utils |
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* @subpackage URLInfo |
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* @see \AppUtils\URLInfo\URIConnectionTester |
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*/ |
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declare(strict_types=1); |
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namespace AppUtils\URLInfo; |
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use AppUtils\BaseException; |
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use AppUtils\Interface_Optionable; |
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use AppUtils\Traits_Optionable; |
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use AppUtils\URLInfo; |
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/** |
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* Used to test whether a URL exists / can be connected to. |
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* |
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* @package Application Utils |
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* @subpackage URLInfo |
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* @author Sebastian Mordziol <[email protected]> |
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*/ |
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class URIConnectionTester implements Interface_Optionable |
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{ |
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use Traits_Optionable; |
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private URLInfo $url; |
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public function __construct(URLInfo $url) |
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{ |
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$this->url = $url; |
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} |
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public function getDefaultOptions() : array |
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{ |
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return array( |
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'verify-ssl' => true, |
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'curl-verbose' => false, |
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'timeout' => 10 |
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); |
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} |
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/** |
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* Whether to verify the host's SSL certificate, in |
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* case of a https connection. |
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* |
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* @param bool $verifySSL |
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* @return URIConnectionTester |
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*/ |
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public function setVerifySSL(bool $verifySSL=true) : URIConnectionTester |
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{ |
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$this->setOption('verify-ssl', $verifySSL); |
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return $this; |
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} |
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public function isVerifySSLEnabled() : bool |
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{ |
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return $this->getBoolOption('verify-ssl'); |
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} |
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public function setVerboseMode(bool $enabled=true) : URIConnectionTester |
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{ |
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$this->setOption('curl-verbose', $enabled); |
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return $this; |
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} |
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public function isVerboseModeEnabled() : bool |
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{ |
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return $this->getBoolOption('curl-verbose'); |
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} |
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public function setTimeout(int $seconds) : URIConnectionTester# |
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{ |
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$this->setOption('timeout', $seconds); |
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return $this; |
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} |
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public function getTimeout() : int |
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{ |
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return $this->getIntOption('timeout'); |
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} |
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/** |
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* Initializes the CURL instance. |
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* |
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* @throws BaseException |
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* @return resource |
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*/ |
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private function initCURL() |
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{ |
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$ch = curl_init(); |
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if(!is_resource($ch)) |
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{ |
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throw new URLException( |
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'Could not initialize a new cURL instance.', |
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'Calling curl_init returned false. Additional information is not available.', |
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URLInfo::ERROR_CURL_INIT_FAILED |
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); |
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} |
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return $ch; |
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} |
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/** |
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* @param resource $ch |
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*/ |
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private function configureOptions($ch) : void |
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{ |
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if($this->isVerboseModeEnabled()) |
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{ |
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curl_setopt($ch, CURLOPT_VERBOSE, true); |
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} |
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curl_setopt($ch, CURLOPT_URL, $this->url->getNormalized()); |
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); |
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curl_setopt($ch, CURLOPT_TIMEOUT, $this->getTimeout()); |
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curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); |
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if(!$this->isVerifySSLEnabled()) |
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{ |
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curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false); |
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curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); |
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} |
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if($this->url->hasUsername()) |
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{ |
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curl_setopt($ch, CURLOPT_USERNAME, $this->url->getUsername()); |
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curl_setopt($ch, CURLOPT_PASSWORD, $this->url->getPassword()); |
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} |
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} |
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public function canConnect() : bool |
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{ |
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$ch = $this->initCURL(); |
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$this->configureOptions($ch); |
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curl_exec($ch); |
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$http_code = (int)curl_getinfo($ch, CURLINFO_HTTP_CODE); |
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curl_close($ch); |
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return ($http_code === 200) || ($http_code === 302); |
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} |
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} |
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Mistralys /
application-utils
