<?php
	set_time_limit(0);
	
	$fout = fopen("./check/upload.csv", "w");
	
	if ($handle = opendir('./upload')) {
		while(false !== ($file = readdir($handle))){
			if(strpos($file, ".xml") !== false){
				$xml = new DOMDocument();
				$xml->load('./upload/'.$file);
				if(is_object($N_Cert = $xml->getElementsByTagName("N_Certificate")->item(0))){
					$N_Cert = $xml->getElementsByTagName("N_Certificate")->item(0);
					fwrite($fout, $N_Cert->nodeValue."\n");
				}
			}
		}
	}
	
	fclose($fout);
?>