<?php
/*
	Copyright (C) 2014-2015 Deciso B.V.
	Copyright (C) 2004 Scott Ullrich
	Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
	All rights reserved.

	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions are met:

	1. Redistributions of source code must retain the above copyright notice,
	   this list of conditions and the following disclaimer.

	2. Redistributions in binary form must reproduce the above copyright
	   notice, this list of conditions and the following disclaimer in the
	   documentation and/or other materials provided with the distribution.

	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	POSSIBILITY OF SUCH DAMAGE.
*/

require("guiconfig.inc");

if ($_POST['width'])
	$width = $_POST['width'];
else
	$width = "100%";

if ($_POST['height'])
	$height = $_POST['height'];
else
	$height = "200";

// Get configured interface list
$ifdescrs = get_configured_interface_with_descr();
if (isset($config['ipsec']['enable']))
	$ifdescrs['enc0'] = "IPsec";
foreach (array('server', 'client') as $mode) {
	if (is_array($config['openvpn']["openvpn-{$mode}"])) {
		foreach ($config['openvpn']["openvpn-{$mode}"] as $id => $setting) {
			if (!isset($setting['disable'])) {
				$ifdescrs['ovpn' . substr($mode, 0, 1) . $setting['vpnid']] = gettext("OpenVPN") . " ".$mode.": ".htmlspecialchars($setting['description']);
			}
		}
	}
}

if ($_GET['if']) {
	$curif = $_GET['if'];
	$found = false;
	foreach($ifdescrs as $descr => $ifdescr) {
		if ($descr == $curif) {
			$found = true;
			break;
		}
	}
	if ($found === false) {
		header("Location: status_graph.php");
		exit;
	}
} else {
	if (empty($ifdescrs["wan"])) {
		/* Handle the case when WAN has been disabled. Use the first key in ifdescrs. */
		reset($ifdescrs);
		$curif = key($ifdescrs);
	}
	else {
		$curif = "wan";
	}
}
if ($_GET['sort']) {
	$cursort = $_GET['sort'];
} else {
	$cursort = "";
}
if ($_GET['filter']) {
	$curfilter = $_GET['filter'];
} else {
	$curfilter = "";
}
if ($_GET['hostipformat']) {
	$curhostipformat = $_GET['hostipformat'];
} else {
	$curhostipformat = "";
}

$pgtitle = array(gettext("Status"),gettext("Traffic Graph"));

include("head.inc");

?>

<body>
<?php include("fbegin.inc"); ?>

<script type="text/javascript">
//<![CDATA[
function updateBandwidth(){
    var hostinterface = jQuery("#if").val();
	var sorting = jQuery("#sort").val();
	var filter = jQuery("#filter").val();
	var hostipformat = jQuery("#hostipformat").val();
    bandwidthAjax(hostinterface, sorting, filter, hostipformat);
}

function bandwidthAjax(hostinterface, sorting, filter, hostipformat) {
	uri = "bandwidth_by_ip.php?if=" + hostinterface + "&sort=" + sorting + "&filter=" + filter + "&hostipformat=" + hostipformat;
	var opt = {
	    // Use GET
	    type: 'get',
	    error: function(req) {
	        /* XXX: Leave this for debugging purposes: Handle 404
	        if(req.status == 404)
	            alert('Error 404: location "' + uri + '" was not found.');
		*/
	        /* Handle other errors
	        else
	            alert('Error ' + req.status + ' -- ' + req.statusText + ' -- ' + uri);
		*/
	    },
		success: function(data) {
			updateBandwidthHosts(data);
	    }
	}
	jQuery.ajax(uri, opt);
}

function updateBandwidthHosts(data){
    var hosts_split = data.split("|");
    d = document;
    //parse top ten bandwidth abuser hosts
    for (var y=0; y<10; y++){
        if ((y < hosts_split.length) && (hosts_split[y] != "") && (hosts_split[y] != "no info")) {
			hostinfo = hosts_split[y].split(";");

			//update host ip info
			var HostIpID = "hostip" + y;
			var hostip = d.getElementById(HostIpID);
			hostip.innerHTML = hostinfo[0];

			//update bandwidth inbound to host
			var hostbandwidthInID = "bandwidthin" + y;
			var hostbandwidthin = d.getElementById(hostbandwidthInID);
			hostbandwidthin.innerHTML = hostinfo[1] + " Bits/sec";

			//update bandwidth outbound from host
			var hostbandwidthOutID = "bandwidthout" + y;
			var hostbandwidthOut = d.getElementById(hostbandwidthOutID);
			hostbandwidthOut.innerHTML = hostinfo[2] + " Bits/sec";

			//make the row appear if hidden
			var rowid = "#host" + y;
			if (jQuery(rowid).css('display') == "none"){
				//hide rows that contain no data
				jQuery(rowid).show(1000);
			}
        }
        else
        {
            var rowid = "#host" + y;
            if (jQuery(rowid).css('display') != "none"){
                //hide rows that contain no data
                jQuery(rowid).fadeOut(2000);
            }
        }
    }

    setTimeout('updateBandwidth()', 1000);
}
//]]>
</script>

<?php

/* link the ipsec interface magically */
if (isset($config['ipsec']['enable']) || isset($config['ipsec']['client']['enable']))
	$ifdescrs['enc0'] = "IPsec";

?>


	<section class="page-content-main">
		<div class="container-fluid">
			<div class="row">

				<?php if ($input_errors) print_input_errors($input_errors); ?>

			    <section class="col-xs-12">

				    <div class="content-box">

						<form name="form1" action="status_graph.php" method="get">
						<div class="table-responsive" >
                            <table class="table table-striped" style="margin-bottom:0;">
					      <thead>
					        <tr>
					          <th><?=gettext("Interface"); ?></th>
					          <th>Sort by</th>
					          <th>Filter</th>
					          <th>Display</th>
					        </tr>
					      </thead>
					      <tbody>
					        <tr>
					          <td><select id="if" name="if" class="form-control" style="z-index: -10;" onchange="document.form1.submit()">
						<?php
						foreach ($ifdescrs as $ifn => $ifd) {
							echo "<option value=\"$ifn\"";
							if ($ifn == $curif) echo " selected=\"selected\"";
							echo ">" . htmlspecialchars($ifd) . "</option>\n";
						}
						?>
						</select></td>
					          <td><select id="sort" name="sort" class="form-control" style="z-index: -10;" onchange="document.form1.submit()">
							<option value="">Bw In</option>
							<option value="out"<?php if ($cursort == "out") echo " selected=\"selected\"";?>>Bw Out</option>
						</select></td>
					          <td><select id="filter" name="filter" class="form-control" style="z-index: -10;" onchange="document.form1.submit()">
							<option value="local"<?php if ($curfilter == "local") echo " selected=\"selected\"";?>>Local</option>
							<option value="remote"<?php if ($curfilter == "remote") echo " selected=\"selected\"";?>>Remote</option>
							<option value="all"<?php if ($curfilter == "all") echo " selected=\"selected\"";?>>All</option>
						</select></td>
					          <td><select id="hostipformat" name="hostipformat" class="form-control" style="z-index: -10;" onchange="document.form1.submit()">
							<option value="">IP Address</option>
							<option value="hostname"<?php if ($curhostipformat == "hostname") echo " selected";?>>Host Name</option>
							<option value="fqdn"<?php if ($curhostipformat == "fqdn") echo " selected=\"selected\"";?>>FQDN</option>
						</select></td>
					        </tr>
					      </tbody>
                            </table>
						</div>
						</form>

				    </div>
			    </section>

				 <section class="col-xs-12">

				    <div class="content-box">


						<div id="niftyOutter" class="col-xs-12">
						    <div id="col1" style="float: left; width: 46%; padding: 5px; position: relative;">
						        <object	data="graph.php?ifnum=<?=htmlspecialchars($curif);?>&amp;ifname=<?=rawurlencode($ifdescrs[htmlspecialchars($curif)]);?>">
						          <param name="id" value="graph" />
						          <param name="type" value="image/svg+xml" />
						          <param name="width" value="<? echo $width; ?>" />
						          <param name="height" value="<? echo $height; ?>" />
						          <param name="pluginspage" value="http://www.adobe.com/svg/viewer/install/auto" />
						        </object>
						    </div>
						    <div id="col2" style="float: right; width: 48%; padding: 5px; position: relative;">
						        <table width="100%" border="0" cellspacing="0" cellpadding="0" summary="status">
						            <tr>
						                <td class="listtopic" valign="top"><?=(($curhostipformat=="") ? gettext("Host IP") : gettext("Host Name or IP")); ?></td>
						                <td class="listtopic" valign="top"><?=gettext("Bandwidth In"); ?></td>
						                <td class="listtopic" valign="top"><?=gettext("Bandwidth Out"); ?></td>
						           </tr>
						           <tr id="host0" style="display:none">
						                <td id="hostip0" class="vncell">
						                </td>
						                <td id="bandwidthin0" class="listr">
						                </td>
						                <td id="bandwidthout0" class="listr">
						                </td>
						           </tr>
						           <tr id="host1" style="display:none">
						                <td id="hostip1" class="vncell">
						                </td>
						                <td id="bandwidthin1" class="listr">
						                </td>
						                <td id="bandwidthout1" class="listr">
						                </td>
						           </tr>
						           <tr id="host2" style="display:none">
						                <td id="hostip2" class="vncell">
						                </td>
						                <td id="bandwidthin2" class="listr">
						                </td>
						                <td id="bandwidthout2" class="listr">
						                </td>
						           </tr>
						           <tr id="host3" style="display:none">
						                <td id="hostip3" class="vncell">
						                </td>
						                <td id="bandwidthin3" class="listr">
						                </td>
						                <td id="bandwidthout3" class="listr">
						                </td>
						           </tr>
						           <tr id="host4" style="display:none">
						                <td id="hostip4" class="vncell">
						                </td>
						                <td id="bandwidthin4" class="listr">
						                </td>
						                <td id="bandwidthout4" class="listr">
						                </td>
						           </tr>
						           <tr id="host5" style="display:none">
						                <td id="hostip5" class="vncell">
						                </td>
						                <td id="bandwidthin5" class="listr">
						                </td>
						                <td id="bandwidthout5" class="listr">
						                </td>
						           </tr>
						           <tr id="host6" style="display:none">
						                <td id="hostip6" class="vncell">
						                </td>
						                <td id="bandwidthin6" class="listr">
						                </td>
						                <td id="bandwidthout6" class="listr">
						                </td>
						           </tr>
						           <tr id="host7" style="display:none">
						                <td id="hostip7" class="vncell">
						                </td>
						                <td id="bandwidthin7" class="listr">
						                </td>
						                <td id="bandwidthout7" class="listr">
						                </td>
						           </tr>
						           <tr id="host8" style="display:none">
						                <td id="hostip8" class="vncell">
						                </td>
						                <td id="bandwidthin8" class="listr">
						                </td>
						                <td id="bandwidthout8" class="listr">
						                </td>
						           </tr>
						           <tr id="host9" style="display:none">
						                <td id="hostip9" class="vncell">
						                </td>
						                <td id="bandwidthin9" class="listr">
						                </td>
						                <td id="bandwidthout9" class="listr">
						                </td>
						           </tr>
						        </table>
							</div>
							<div style="clear: both;"></div>
						</div>
						<div class="col-xs-12">
							<p><span class="text-danger"><strong><?=gettext("Note"); ?>:</strong></span> <?=gettext("the"); ?> <a href="http://www.adobe.com/svg/viewer/install/" target="_blank"><?=gettext("Adobe SVG Viewer"); ?></a>, <?=gettext("Firefox 1.5 or later or other browser supporting SVG is required to view the graph"); ?>.</p>
						</div>
					</div>
				</section>
			</div>
		</div>
	</section>

<script type="text/javascript">
//<![CDATA[
jQuery(document).ready(updateBandwidth);
//]]>
</script>
<?php include("foot.inc"); ?>
