<?php
/*
	Copyright (C) 2014-2015 Deciso B.V.
	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 (!is_array($config['wol']['wolentry'])) {
	$config['wol']['wolentry'] = array();
}
$a_wol = &$config['wol']['wolentry'];

if($_GET['wakeall'] <> "") {
	$i = 0;
	$savemsg = "";
	foreach ($a_wol as $wolent) {
		$mac = $wolent['mac'];
		$if = $wolent['interface'];
		$description = $wolent['descr'];
		$ipaddr = get_interface_ip($if);
		if (!is_ipaddr($ipaddr))
			continue;
		$bcip = gen_subnet_max($ipaddr, get_interface_subnet($if));
		/* Execute wol command and check return code. */
		if (!mwexec("/usr/local/bin/wol -i {$bcip} {$mac}"))
			$savemsg .= sprintf(gettext('Sent magic packet to %1$s (%2$s)%3$s'),$mac, $description, ".<br />");
		else
			$savemsg .= sprintf(gettext('Please check the %1$ssystem log%2$s, the wol command for %3$s (%4$s) did not complete successfully%5$s'),'<a href="/diag_logs.php">','</a>',$description,$mac,".<br />");
	}
}

if ($_POST || $_GET['mac']) {
	unset($input_errors);

	if ($_GET['mac']) {
		/* normalize MAC addresses - lowercase and convert Windows-ized hyphenated MACs to colon delimited */
		$_GET['mac'] = strtolower(str_replace("-", ":", $_GET['mac']));
		$mac = $_GET['mac'];
		$if = $_GET['if'];
	} else {
		/* normalize MAC addresses - lowercase and convert Windows-ized hyphenated MACs to colon delimited */
		$_POST['mac'] = strtolower(str_replace("-", ":", $_POST['mac']));
		$mac = $_POST['mac'];
		$if = $_POST['interface'];
	}

	/* input validation */
	if (!$mac || !is_macaddr($mac))
		$input_errors[] = gettext("A valid MAC address must be specified.");
	if (!$if)
		$input_errors[] = gettext("A valid interface must be specified.");

	if (!$input_errors) {
		/* determine broadcast address */
		$ipaddr = get_interface_ip($if);
		if (!is_ipaddr($ipaddr))
			$input_errors[] = gettext("A valid ip could not be found!");
		else {
			$bcip = gen_subnet_max($ipaddr, get_interface_subnet($if));
			/* Execute wol command and check return code. */
			if(!mwexec("/usr/local/bin/wol -i {$bcip} " . escapeshellarg($mac)))
				$savemsg .= sprintf(gettext("Sent magic packet to %s."),$mac);
			else
				$savemsg .= sprintf(gettext('Please check the %1$ssystem log%2$s, the wol command for %3$s did not complete successfully%4$s'),'<a href="/diag_logs.php">', '</a>', $mac, ".<br />");
		}
	}
}

if ($_GET['act'] == "del") {
	if ($a_wol[$_GET['id']]) {
		unset($a_wol[$_GET['id']]);
		write_config();
		header("Location: services_wol.php");
		exit;
	}
}

$pgtitle = array(gettext("Services"),gettext("Wake on LAN"));
include("head.inc");

?>

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

	<section class="page-content-main">

		<div class="container-fluid">

			<div class="row">
				<?php if ($input_errors) print_input_errors($input_errors); ?>
				<?php if ($savemsg) print_info_box($savemsg); ?>

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

				<div class="content-box">

						<header class="content-box-head container-fluid">
				        <h3><?=gettext("Wake on LAN");?></h3>
				    </header>

					<div class="content-box-main ">

				<form action="services_wol.php" method="post" name="iform" id="iform">

					<div class="table-responsive">
						<table class="table table-striped table-sort">
									  <tr>
						                  <td width="22%" valign="top" class="vncellreq"><?=gettext("Interface");?></td>
						                  <td width="78%" class="vtable">
										<select name="interface" class="formselect">
						                      <?php
												$interfaces = get_configured_interface_with_descr();
												foreach ($interfaces as $iface => $ifacename): ?>
									<option value="<?=$iface;?>" <?php if (!link_interface_to_bridge($iface) && $iface == $if) echo "selected=\"selected\""; ?>>
						                      <?=htmlspecialchars($ifacename);?>
						                      </option>
						                      <?php endforeach; ?>
						                    </select> <br />
						                    <span class="vexpl"><?=gettext("Choose which interface the host to be woken up is connected to.");?></span></td>
						                </tr>
						                <tr>
										  <td width="22%" valign="top" class="vncellreq"><?=gettext("MAC address");?></td>
										  <td width="78%" class="vtable">
						                      <input name="mac" type="text" class="formfld unknown" id="mac" size="20" value="<?=htmlspecialchars($mac);?>" />
						                      <br />
						                      <?=gettext("Enter a MAC address ");?><span class="vexpl"> <?=gettext("in the following format: xx:xx:xx:xx:xx:xx");?></span></td></tr>
										<tr>
										  <td width="22%" valign="top">&nbsp;</td>
										  <td width="78%">
						                    <input name="Submit" type="submit" class="btn btn-primary" value="<?=gettext("Send");?>" />
										</td>
										</tr>
									</table>
					</div>

					<div class="container-fluid">
					<p><?=gettext("Wake all clients at once: ");?><a href="services_wol.php?wakeall=true" class="btn btn-default btn-xs"><span class="glyphicon glyphicon-time"></span></a>	<?=gettext("Or Click the MAC address to wake up an individual device:");?></p>
					</div>

					<div class="table-responsive">
									<table class="table table-striped table-sort">
						                <tr>
						                  <td width="15%" class="listhdrr"><?=gettext("Interface");?></td>
						                  <td width="25%" class="listhdrr"><?=gettext("MAC address");?></td>
						                  <td width="50%" class="listhdr"><?=gettext("Description");?></td>
						                  <td width="10%" class="list">
						                    <table border="0" cellspacing="0" cellpadding="1" summary="add">
						                      <tr>
									<td valign="middle" width="17"></td>
						                        <td valign="middle"><a href="services_wol_edit.php" class="btn btn-default btn-xs"><span class="glyphicon glyphicon-plus"></span></a></td>
						                      </tr>
						                    </table>
								  </td>
								</tr>
									  <?php $i = 0; foreach ($a_wol as $wolent): ?>
						                <tr>
						                  <td class="listlr" ondblclick="document.location='services_wol_edit.php?id=<?=$i;?>';">
						                    <?=convert_friendly_interface_to_friendly_descr($wolent['interface']);?>
						                  </td>
						                  <td class="listr" ondblclick="document.location='services_wol_edit.php?id=<?=$i;?>';">
						                    <a href="?mac=<?=$wolent['mac'];?>&amp;if=<?=$wolent['interface'];?>"><?=strtolower($wolent['mac']);?></a>
						                  </td>
						                  <td class="listbg" ondblclick="document.location='services_wol_edit.php?id=<?=$i;?>';">
						                    <?=htmlspecialchars($wolent['descr']);?>
						                  </td>
						                  <td valign="middle" class="list nowrap">
						                    <table border="0" cellspacing="0" cellpadding="1" summary="icons">
						                      <tr>
						                        <td valign="middle"><a href="services_wol_edit.php?id=<?=$i;?>" class="btn btn-default btn-xs"><span class="glyphicon glyphicon-pencil"></span></a></td>
						                        <td valign="middle"><a href="services_wol.php?act=del&amp;id=<?=$i;?>" onclick="return confirm('<?=gettext("Do you really want to delete this entry?");?>')" class="btn btn-default btn-xs"><span class="glyphicon glyphicon-remove"></span></a></td>
						                      </tr>
						                    </table>
						                  </td>
									</tr>
							        <?php $i++; endforeach; ?>

						        </table>
					</div>
					<div class="container-fluid">
					<p class="vexpl">
					<span class="text-danger">
						<strong>
							<?=gettext("Note:");?><br />
				</strong>
					</span><?=gettext("This service can be used to wake up (power on) computers by sending special"); ?> &quot;<?=gettext("Magic Packets"); ?>&quot;. <?=gettext("The NIC in the computer that is to be woken up must support Wake on LAN and has to be configured properly (WOL cable, BIOS settings). ");?>
			</p>
					</div>
				</form>
					</div>
				</div>
			    </section>
			</div>
		</div>
	</section>
<?php include("foot.inc"); ?>
