curlrequest.php

class CurlRequest implements MakesRequest
{
	private $result;
	
	public function execute($requestUrl)
	{
		$curl = curl_init();
		curl_setopt_array($curl, array(
			CURLOPT_RETURNTRANSFER => 1,
			CURLOPT_URL => $requestUrl,
		));
		$this->result = curl_exec($curl);
		curl_close($curl);
	}
	
	public function getResult()
	{
		return $this->result;
	}
}

makesrequest.php

interface MakesRequest
{
	public function execute($requestUrl);
}