<?php

$pageref = "tools";

include_once('include/config.php');
include_once("$cs_base_path/include/header.php");

extract($_POST);
if (empty($showhosts)) {
	$showhosts="no";
};
if (empty($input)) {
	print "
		<h1>IP Accounting</h1><p />
		<form method=\"POST\" action=\"tools.php\">
			<p>
				<b>Copy and Paste SHOW IP ACCOUNTING output here</b>
			</p>
			<textarea class=\"ipacc\" rows=\"20\" cols=\"80\" name=\"input\"></textarea>
			<p />
			Show Internal Hostnames on top 10?<input type=\"checkbox\" name=\"showhosts\" value=\"yes\">
			<p />
			<input type=\"submit\" value=\"Submit\">
		</form>";
} else {
	$line_input = preg_split('/[\n\r]+/',$input);
	$source = array();
	$destination = array();
	$numoflines = count($line_input);
	
	for ($x = 0; $x < $numoflines; $x++) {
	   $line = $line_input[$x];
	   preg_match('/^\s*([\d+\.]+)\s+([\d+\.]+)\s+(\d+)\s+(\d+)/', $line, $matches);
	   if (!empty($matches)) {
	   	if (empty($source[$matches[1]])) {
	   	 $source[$matches[1]] = $matches[4];
	   	} else {
	   	 $source[$matches[1]] += $matches[4];
	   	};
	   	if (empty($destination[$matches[2]])) {
	   	 $destination[$matches[2]] = $matches[4];
	   	} else {
	   	 $destination[$matches[2]] += $matches[4];
	   	};
	   };
	};
	
	arsort($source);
	arsort($destination);
	$source_ips = array_keys($source);
	$destination_ips = array_keys($destination);
	$numsource_ips = count($source_ips);
	$numdestination_ips = count($destination_ips);
	print "
		<table>
			<tr>
				<td valign=top>
				<table border=1>
					<tr>
			 		<td>
			 			Source IP
			 		</td>
	";
	if ($showhosts == "yes") {
		print "
			 		<td>
			 			HostName
			 		</td>
		";
	};
	print "
			 		<td>
			 			Bytes
			 		</td>
				</tr>
	";
	
	for ($x = 0; $x < $numsource_ips; $x++) {
		$bytes = $source[$source_ips[$x]];
		if ($showhosts == "yes" and $x < 10) {
			preg_match('/^\b10\.\b/', $source_ips[$x], $RFC1918);
			if (!empty($RFC1918)) {
				$hostname = gethostbyaddr($source_ips[$x]);
			} else {
				$hostname = "External IP";
			};
		};
		if ($x >= 10) {
			$hostname = "N/A";
		};
		print "
			<tr>
				<td>
					$source_ips[$x]
				</td>
		";
		if ($showhosts == "yes") {
			print "
				<td>
					$hostname
				</td>
			";
		};
		print "
				<td>
					$bytes
				</td>
			</tr>
		";
	};
	print "
		</table>
	</td>
	<td>
	 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
	</td>
	<td valign=top>
		<table border=1>
			<tr>
			 <td>
			 	Destination IP
	";
	if ($showhosts == "yes") {
		print "
			 <td>
			 	HostName
			 </td>
		";
	};
	print "
			 <td>
			 	Bytes
			 </td>
			</tr>
	";
	
	for ($x = 0; $x < $numdestination_ips; $x++) {
		$bytes = $destination[$destination_ips[$x]];
		if ($showhosts == "yes" and $x < 10) {
			preg_match('/^\b10\.\b/', $destination_ips[$x], $RFC1918);
			if (!empty($RFC1918)) {
				$hostname = gethostbyaddr($destination_ips[$x]);
			} else {
				$hostname = "External IP";
			};
		};
		if ($x >= 10) {
			$hostname = "N/A";
		};
		print "
			<tr>
				<td>
					$destination_ips[$x]
				</td>
		";
		if ($showhosts == "yes") {
			print "
				<td>
					$hostname
				</td>
			";
		};
		print "
				<td>
					$bytes
				</td>
			</tr>
		";
	};
print "
	</table>
</td>
</tr>
</table>
";
};

include_once("$cs_base_path/include/footer.php");

?>