simple enumerate user wordpress script

Enumerate User Wordpress

#!/usr/bin/php
<?php

/*
	Second script in php
	Simples Enumerate script by v4p0r
	Respect:  YC - HighTech - EOF Club - Brian - d3m0l1d0r - Cater - Strike - rCent
    Kodo - CrazyDuck - xin0x - MMxM - CriptonKing - d3z3n0v3 - c0de_universal - All Friends
*/
error_reporting(0);

function get_info($get_target) {
// cURL 

	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, $get_target);
	curl_setopt($ch, CURLOPT_HEADER, true);
	curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
	$a = curl_exec($ch);
	curl_close( $ch ); 

// Get HEADERS

	$get_headers = explode("\n",$a);
	$get_redir = $url;
	$count = count($get_headers);
	for($i = 0; $i < $count; $i++){
      
		if(strpos($get_headers[$i],"Location:") !== false){
			$get_redir = trim(str_replace("Location:","",$get_headers[$i]));
			break;
		}
	}

// GET Info
	if(preg_match('/author\/(.*?)\//', $get_redir)) {
		
		$get_regex = '/author\/(.*?)\//';
		$get_url = $get_redir;
		
		preg_match($get_regex, $get_url, $get_user);
		$user_found = $get_user[1];
		
		if(empty($user_found)) {
			
			echo "\n[-] We did not find any user\n[!] Finish Scan\n ";
			exit();
			
		} else {
			
			echo "[+] User Found:".$user_found."\n";
		}
		
	} else {
		
			echo "[-] No user detected\n[-] We did not find any user\n[!] Finish Scan\n ";
			exit();
			
		}

}

echo "\n+====================+\n".
	 "+ Simple GET WP User +\n".
	 "+====================+\n\n";

// Get URL
echo "[!] Target: ";
$url_one = fgets(STDIN);
$get_one = array_filter(explode("\r\n", $url_one));
$url_filter = $get_one[0];
$payload = "/?author=";


// Join URL and PAYLOAD
$url_ = "$url_filter$payload";

$get_pages = 1; 
echo "[!] Count users: ";
$one_users = fgets(STDIN);
$get_one_users = array_filter(explode("\r\n", $one_users));
$filer_one_users = $get_one_users[0];

echo "\n[!] Test Site: ".$url_filter."\n\n";

while($get_pages <= $filer_one_users) {
	$get_target = $url_.$get_pages;
    echo get_info($get_target);
    $get_pages++;
}

echo "[!] Scan Finish\n";


?>