<?php
// CONFIGURATION
$whmcs_url = 'https://www.fsihost.biz/customerarea/clientarea.php';
$license_url = 'https://www.whmcs.com/members/modules/servers/licensing/verify.php';

// MAIN CODE
function url_get( $url )
{
	$ch = curl_init();
	curl_setopt( $ch, CURLOPT_URL, $url );
	curl_setopt( $ch, CURLOPT_SSL_VERIFYPEER, false );
	curl_setopt( $ch, CURLOPT_TIMEOUT, 30 );
	curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );

	$data = curl_exec( $ch );
	curl_close( $ch );

	return $data;
}

function url_post( $url, $data )
{
	$ch = curl_init();
	curl_setopt( $ch, CURLOPT_URL, $url );
	curl_setopt( $ch, CURLOPT_SSL_VERIFYPEER, false );
	curl_setopt( $ch, CURLOPT_POST, true );
	curl_setopt( $ch, CURLOPT_POSTFIELDS, $data );
	curl_setopt( $ch, CURLOPT_TIMEOUT, 30 );
	curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );

	$data = curl_exec( $ch );
	curl_close( $ch );

	return $data;
}

// Fetch license information
$whmcs_data = url_get( $whmcs_url.'?licensedebug=1&forceremote=1' );

// Be sure this isn't a nulled version
if( strpos( $whmcs_data, 'Performing Remote Check' ) !== false && strpos( $whmcs_data, 'Array' ) !== false )
{
	// Array to save license fields
	$license_save = array();

	// License fields to grab
	$license_fields = array( 'licensekey', 'domain', 'ip', 'dir' );

	// Grab the license fields
	foreach( $license_fields as $field )
	{
		// Field to grab
		$tograb = $field."] => ";

		// Start position
		$start_pos = strpos( $whmcs_data, $tograb ) + strlen($tograb);

		// End position
		$end_pos = $start_pos;
		while( $whmcs_data{$end_pos} != "\n" && $whmcs_data{$end_pos} != "\r" && $end_pos != strlen($whmcs_data))
			$end_pos++;

		// Grab it
		$license_save[$field] = trim( substr( $whmcs_data, $start_pos, ($end_pos-$start_pos) ) );
	}

	// Encode the license fields
	$whmcs_data = "";
	foreach( $license_save as $field => $value )
		$whmcs_data .= urlencode($field).'='.urlencode($value).'&';

	// Perform the query
	$whmcs_data .= 'check_token='.urlencode( sha1( time() ) );
	$license_data = url_post( $license_url, $whmcs_data );

	// Output its results
	if( PHP_SAPI == 'cli' )
	{
		echo $license_data;
	}
	else
	{
		echo '<pre>';
		echo htmlspecialchars($license_data);
		echo '</pre>';
	}
}