firewall_nat_out.php 26.6 KB
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<?php
/*
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  Copyright (C) 2014 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.
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*/

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require_once("guiconfig.inc");
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require_once("filter.inc");
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require_once("pfsense-utils.inc");
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require_once("interfaces.inc");
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/**
 *   quite nasty, content provided by filter_generate_gateways (in filter.inc).
 *  Not going to solve this now, because filter_generate_gateways is not a propper function
 *  it returns both rules for the firewall and is kind of responsible for updating this global.
 */
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global $GatewaysList;

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if (!isset($config['nat']['outbound']))
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    $config['nat']['outbound'] = array();
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if (!isset($config['nat']['outbound']['rule']))
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    $config['nat']['outbound']['rule'] = array();
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if (!isset($config['nat']['outbound']['mode']))
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    $config['nat']['outbound']['mode'] = "automatic";
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$a_out = &$config['nat']['outbound']['rule'];
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if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $pconfig = $_POST;
    if (isset($pconfig['id']) && isset($a_out[$pconfig['id']])) {
        // id found and valid
        $id = $pconfig['id'];
    }
    if (isset($pconfig['apply'])) {
        write_config();
        filter_configure();
        clear_subsystem_dirty('natconf');
        clear_subsystem_dirty('filter');
    } elseif (isset($pconfig['save']) && $pconfig['save'] == "Save") {
        $mode = $config['nat']['outbound']['mode'];
        /* mutually exclusive settings - if user wants advanced NAT, we don't generate automatic rules */
        if ($pconfig['mode'] == "advanced" && ($mode == "automatic" || $mode == "hybrid")) {
            /*
             *    user has enabled advanced outbound NAT and doesn't have rules
             *    lets automatically create entries
             *    for all of the interfaces to make life easier on the pip-o-chap
             */
            if(empty($GatewaysList)) {
                filter_generate_gateways();
            }
            $tonathosts = filter_nat_rules_automatic_tonathosts(true);
            $automatic_rules = filter_nat_rules_outbound_automatic("");

            foreach ($tonathosts as $tonathost) {
                foreach ($automatic_rules as $natent) {
                    $natent['source']['network'] = $tonathost['subnet'];
                    $natent['descr'] .= sprintf(gettext(' - %1$s to %2$s'),
                      $tonathost['descr'],
                      convert_real_interface_to_friendly_descr($natent['interface']));
                    $natent['created'] = make_config_revision_entry(null, gettext("Manual Outbound NAT Switch"));

                    /* Try to detect already auto created rules and avoid duplicate them */
                    $found = false;
                    foreach ($a_out as $rule) {
                      // initialize optional values
                      if (!isset($rule['dstport'])) {
                          $rule['dstport'] = "";
                      }
                      if (!isset($natent['dstport'])) {
                          $natent['dstport'] = "";
                      }
                      //
                      if ($rule['interface'] == $natent['interface'] &&
                          $rule['source']['network'] == $natent['source']['network'] &&
                          $rule['dstport'] == $natent['dstport'] &&
                          $rule['target'] == $natent['target'] &&
                          $rule['descr'] == $natent['descr']) {
                          $found = true;
                          break;
                      }
                    }

                    if (!$found) {
                        $a_out[] = $natent;
                    }
                }
            }
            $savemsg = gettext("Default rules for each interface have been created.");
            unset($GatewaysList);
        }

        $config['nat']['outbound']['mode'] = $pconfig['mode'];

        if (write_config()) {
            mark_subsystem_dirty('natconf');
        }
        header("Location: firewall_nat_out.php");
        exit;
    } elseif (isset($pconfig['act']) && $pconfig['act'] == 'del' && isset($id)) {
        // delete single record
        unset($a_out[$id]);
        if (write_config()) {
            mark_subsystem_dirty('natconf');
        }
        header("Location: firewall_nat_out.php");
        exit;
    } elseif (isset($pconfig['act']) && $pconfig['act'] == 'del_x' && isset($pconfig['rule']) && count($pconfig['rule']) > 0) {
        /* delete selected rules */
        foreach ($pconfig['rule'] as $rulei) {
            if (isset($a_out[$rulei])) {
                unset($a_out[$rulei]);
            }
        }
        if (write_config()) {
            mark_subsystem_dirty('natconf');
        }
        header("Location: firewall_nat_out.php");
        exit;
    } elseif ( isset($pconfig['act']) && $pconfig['act'] == 'move' && isset($pconfig['rule']) && count($pconfig['rule']) > 0) {
        // if rule not set/found, move to end
        if (!isset($id)) {
            $id = count($a_out);
        }
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        $a_out = legacy_move_config_list_items($a_out, $id,  $pconfig['rule']);
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        if (write_config()) {
            mark_subsystem_dirty('natconf');
        }
        header("Location: firewall_nat_out.php");
        exit;
    } elseif (isset($pconfig['act']) && $pconfig['act'] == 'toggle' && isset($id)) {
        // toggle item disabled / enabled
        if(isset($a_out[$id]['disabled'])) {
            unset($a_out[$id]['disabled']);
        } else {
            $a_out[$id]['disabled'] = true;
        }
        if (write_config("Firewall: NAT: Outbound, enable/disable NAT rule")) {
            mark_subsystem_dirty('natconf');
        }
        header("Location: firewall_nat_out.php");
        exit;
    }
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}

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$mode = $config['nat']['outbound']['mode'];
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$pgtitle = array(gettext("Firewall"),gettext("NAT"),gettext("Outbound"));
include("head.inc");
?>
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<body>
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  <script type="text/javascript">
  $( document ).ready(function() {
    // link delete buttons
    $(".act_delete").click(function(){
      var id = $(this).attr("id").split('_').pop(-1);
      if (id != 'x') {
        // delete single
        BootstrapDialog.show({
          type:BootstrapDialog.TYPE_INFO,
          title: "<?= gettext("Nat")." ".gettext("Outbound");?>",
          message: "<?=gettext("Do you really want to delete this rule?");?>",
          buttons: [{
                    label: "<?= gettext("No");?>",
                    action: function(dialogRef) {
                      dialogRef.close();
                    }}, {
                    label: "<?= gettext("Yes");?>",
                    action: function(dialogRef) {
                      $("#id").val(id);
                      $("#action").val("del");
                      $("#iform").submit()
                      event.preventDefault();
                  }
                }]
        });
      } else {
        // delete selected
        BootstrapDialog.show({
          type:BootstrapDialog.TYPE_INFO,
          title: "<?=gettext("Nat")." ".gettext("Outbound");?>",
          message: "<?=gettext("Do you really want to delete the selected rules?");?>",
          buttons: [{
                    label: "<?= gettext("No");?>",
                    action: function(dialogRef) {
                        dialogRef.close();
                    }}, {
                    label: "<?= gettext("Yes");?>",
                    action: function(dialogRef) {
                      $("#id").val("");
                      $("#action").val("del_x");
                      $("#iform").submit()
                      event.preventDefault();
                  }
                }]
        });
      }
    });

    // link move buttons
    $(".act_move").click(function(){
        var id = $(this).attr("id").split('_').pop(-1);
        $("#id").val(id);
        $("#action").val("move");
        $("#iform").submit();
        event.preventDefault();
    });

    // link toggle buttons
    $(".act_toggle").click(function(){
        var id = $(this).attr("id").split('_').pop(-1);
        $("#id").val(id);
        $("#action").val("toggle");
        $("#iform").submit();
        event.preventDefault();
    });

  });
  </script>
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<?php include("fbegin.inc"); ?>
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  <section class="page-content-main">
    <div class="container-fluid">
      <div class="row">
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<?php
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        if (isset($savemsg))
            print_info_box($savemsg);
        if (is_subsystem_dirty('natconf'))
            print_info_box_np(gettext("The NAT configuration has been changed.")."<br />".gettext("You must apply the changes in order for them to take effect."));
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?>
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        <form action="firewall_nat_out.php" method="post" name="iform" id="iform">
          <input type="hidden" id="id" name="id" value="" />
          <input type="hidden" id="action" name="act" value="" />
          <section class="col-xs-12">
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            <div class="content-box">
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              <table class="table table-striped">
                <thead>
                  <tr>
                    <th colspan="4"><?=gettext("Mode:"); ?></th>
                  </tr>
                </thead>
                <tbody>
                  <tr>
                    <td>
                      <input name="mode" type="radio" value="automatic" <?= $mode == "automatic" ? "checked=\"checked\"" : "";?> />
                    </td>
                    <td>
                      <strong>
                        <?=gettext("Automatic outbound NAT rule generation"); ?><br />
                        <?=gettext("(IPsec passthrough included)");?>
                      </strong>
                    </td>
                    <td>
                      <input name="mode" type="radio" value="hybrid" <?= $mode == "hybrid" ? "checked=\"checked\"" : "";?> />
                    </td>
                    <td>
                      <strong>
                        <?=gettext("Hybrid Outbound NAT rule generation"); ?><br />
                        <?=gettext("(Automatic Outbound NAT + rules below)");?>
                      </strong>
                    </td>
                  </tr>
                  <tr>
                    <td>
                      <input name="mode" type="radio" value="advanced" <?= $mode == "advanced" ? "checked=\"checked\"" : "";?> />
                    </td>
                    <td>
                      <strong>
                        <?=gettext("Manual Outbound NAT rule generation"); ?><br />
                        <?=gettext("(AON - Advanced Outbound NAT)");?>
                      </strong>
                    </td>
                    <td>
                      <input name="mode" type="radio" value="disabled" <?= $mode == "disabled" ? "checked=\"checked\"" : "";?> />
                    </td>
                    <td>
                      <strong>
                        <?=gettext("Disable Outbound NAT rule generation"); ?><br />
                        <?=gettext("(No Outbound NAT rules)");?>
                      </strong>
                    </td>
                  </tr>
                  <tr>
                    <td colspan="4">
                      <input name="save" type="submit" class="btn btn-primary" value="<?=gettext("Save");?>" />
                    </td>
                  </tr>
                </tbody>
              </table>
          </div>
        </section>
        <section class="col-xs-12">
          <div class="table-responsive content-box ">
            <table class="table table-striped table-sort">
              <thead>
                <tr><th colspan="12"><?=gettext("Mappings:"); ?></th></tr>
                <tr>
                    <th>&nbsp;</th>
                    <th>&nbsp;</th>
                    <th><?=gettext("Interface");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("Source");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("Source Port");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("Destination");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("Destination Port");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("NAT Address");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("NAT Port");?></th>
                    <th><?=gettext("Static Port");?></th>
                    <th><?=gettext("Description");?></th>
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                    <th>&nbsp;</th>
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                  </tr>
                </thead>
                <tbody>
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<?php
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                $i = 0;
                foreach ($a_out as $natent):
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?>
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                  <tr <?=$mode == "disabled" || $mode == "automatic" || isset($natent['disabled'])?"class=\"text-muted\"":"";?> ondblclick="document.location='firewall_nat_out_edit.php?id=<?=$i;?>';">
                    <td>
                      <input type="checkbox" name="rule[]" value="<?=$i;?>"  />
                    </td>
                    <td>
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<?php
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                    if ($mode == "disabled" || $mode == "automatic"):
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?>
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                      <span data-toggle="tooltip" title="<?=gettext("This rule is being ignored");?>" class="glyphicon glyphicon-play <?=$mode == "disabled" || $mode == "automatic" || isset($natent['disabled']) ? "text-muted" : "text-success";?>"></span>
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<?php
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                    else:
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?>
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                      <a href="#" class="act_toggle" id="toggle_<?=$i;?>" data-toggle="tooltip" title="<?=gettext("click to toggle enabled/disabled status");?>" class="btn btn-default btn-xs <?=isset($natent['disabled']) ? "text-muted" : "text-success";?>">
                        <span class="glyphicon glyphicon-play <?=isset($natent['disabled']) ? "text-muted" : "text-success";?>  "></span>
                      </a>
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<?php
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                    endif;
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?>
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                    </td>
                    <td>
                      <?=htmlspecialchars(convert_friendly_interface_to_friendly_descr($natent['interface'])); ?>
                    </td>
                    <td class="hidden-xs hidden-sm">
                      <?= $natent['source']['network'] == "(self)" ? "This Firewall" : $natent['source']['network']; ?>
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<?php                   if (isset($natent['source']['network']) && is_alias($natent['source']['network'])): ?>
                        &nbsp;<a href="/firewall_aliases_edit.php?name=<?=htmlspecialchars($natent['source']['network']);?>"><i class="fa fa-list"></i> </a>
<?php                   endif; ?>
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                    </td>
                    <td class="hidden-xs hidden-sm">
                      <?=!empty($natent['protocol']) ? $natent['protocol'] . '/' : "" ;?>
                      <?=!empty($natent['sourceport']) ? $natent['sourceport'] : "*"; ?>
                    </td>
                    <td class="hidden-xs hidden-sm">
                      <?=isset($natent['destination']['not']) ? "!&nbsp;" :"";?>
                      <?=isset($natent['destination']['any']) ? "*" : $natent['destination']['address'] ;?>
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<?php                   if (isset($natent['destination']['address']) && is_alias($natent['destination']['address'])): ?>
                        &nbsp;<a href="/firewall_aliases_edit.php?name=<?=htmlspecialchars($natent['destination']['address']);?>"><i class="fa fa-list"></i> </a>
<?php                   endif; ?>
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                    </td>
                    <td class="hidden-xs hidden-sm">
                      <?=!empty($natent['protocol']) ? $natent['protocol'] . '/' : "" ;?>
                      <?=empty($natent['dstport']) ? "*" : $natent['dstport'] ;?>
                    </td>
                    <td class="hidden-xs hidden-sm">
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<?php
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                      if (isset($natent['nonat']))
                        $nat_address = '<I>NO NAT</I>';
                      elseif (!$natent['target'])
                        $nat_address = htmlspecialchars(convert_friendly_interface_to_friendly_descr($natent['interface'])) . " address";
                      elseif ($natent['target'] == "other-subnet")
                        $nat_address = $natent['targetip'] . '/' . $natent['targetip_subnet'];
                      else
                        $nat_address = $natent['target'];
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?>
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                      <?=htmlspecialchars($nat_address);?>
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<?php                   if (isset($natent['target']) && is_alias($natent['target'])): ?>
                        &nbsp;<a href="/firewall_aliases_edit.php?name=<?=htmlspecialchars($natent['target']);?>"><i class="fa fa-list"></i> </a>
<?php                   endif; ?>
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                    </td>
                    <td class="hidden-xs hidden-sm">
                      <?=empty($natent['natport']) ? "*" : htmlspecialchars($natent['natport']);?>
                    </td>
                    <td>
                      <?=isset($natent['staticnatport']) ? gettext("YES") : gettext("NO");?>
                    </td>
                    <td>
                      <?=htmlspecialchars($natent['descr']);?>&nbsp;
                    </td>
                    <td>
                      <a type="submit" id="move_<?=$i;?>" name="move_<?=$i;?>_x" data-toggle="tooltip" data-placement="left" title="<?=gettext("move selected rules before this rule");?>" class="act_move btn btn-default btn-xs">
                        <span class="glyphicon glyphicon-arrow-left"></span>
                      </a>
                      <a href="firewall_nat_out_edit.php?id=<?=$i;?>" data-toggle="tooltip" data-placement="left" title="<?=gettext("edit mapping");?>" class="btn btn-default btn-xs">
                        <span class="glyphicon glyphicon-pencil"></span>
                      </a>
                      <a id="del_<?=$i;?>" title="<?=gettext("delete this rule"); ?>" data-toggle="tooltip"  class="act_delete btn btn-default btn-xs">
                        <span class="glyphicon glyphicon-remove"></span>
                      </a>
                      <a href="firewall_nat_out_edit.php?dup=<?=$i;?>" class="btn btn-default btn-xs" data-toggle="tooltip" data-placement="left" title="<?=gettext("add a new NAT based on this one");?>">
                        <span class="glyphicon glyphicon-plus"></span>
                      </a>
                    </td>
                  </tr>
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<?php
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                  $i++;
                endforeach;
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?>
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        <tr>
          <td colspan="6" class="hidden-xs hidden-sm"></td>
          <td colspan="5"></td>
          <td>
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<?php
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                if ($i == 0):
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?>
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                  <span class="btn btn-default btn-xs"><span class="glyphicon glyphicon-arrow-left"></span></span>
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<?php
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                else:
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?>
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                  <a type="submit" id="move_<?=$i;?>" name="move_<?=$i;?>_x" data-toggle="tooltip" data-placement="left" title="<?=gettext("move selected rules to end");?>" class="act_move btn btn-default btn-xs">
                    <span class="glyphicon glyphicon-arrow-left"></span>
                  </a>
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<?php
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                endif;
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?>
<?php
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                if ($i == 0):
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?>
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                  <span title="<?=gettext("delete selected rules");?>"  class="btn btn-default btn-xs"><span class="glyphicon glyphicon-remove"></span></span>
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<?php
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                else:
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?>
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                  <a id="del_x" title="<?=gettext("delete selected rules"); ?>" data-toggle="tooltip"  class="act_delete btn btn-default btn-xs">
                    <span class="glyphicon glyphicon-remove"></span>
                  </a>
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<?php
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                endif;
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?>
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                  <a href="firewall_nat_out_edit.php" title="<?=gettext("add new mapping");?>" alt="add"  class="btn btn-default btn-xs"><span class="glyphicon glyphicon-plus"></span></a>
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                  </td>
                </tr>
              </tbody>
              <tfoot>
                <tr>
                  <td colspan="12">&nbsp;</td>
                </tr>
                <tr>
                  <td width="16"><span class="glyphicon glyphicon-play text-success"></span></td>
                  <td colspan="11"><?=gettext("Enabled rule"); ?></td>
                </tr>
                <tr>
                  <td><span class="glyphicon glyphicon-play text-muted"></span></td>
                  <td colspan="11"><?=gettext("Disabled rule"); ?></td>
                </tr>
              </tfoot>
            </table>
          </div>
        </section>
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<?php
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      // when automatic or hybrid, display "auto" table.
      if ($mode == "automatic" || $mode == "hybrid"):
        if(empty($GatewaysList))
          filter_generate_gateways();
        $automatic_rules = filter_nat_rules_outbound_automatic(implode(" ", filter_nat_rules_automatic_tonathosts()));
        unset($GatewaysList);
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?>
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        <section class="col-xs-12">
          <div class="table-responsive content-box ">
            <table class="table table-striped table-sort">
              <thead>
                  <tr>
                    <th colspan="11"><?=gettext("Automatic rules:"); ?></th>
                  </tr>
                  <tr>
                    <th>&nbsp;</th>
                    <th>&nbsp;</th>
                    <th><?=gettext("Interface");?></th>
                    <th><?=gettext("Source");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("Source Port");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("Destination");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("Destination Port");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("NAT Address");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("NAT Port");?></th>
                    <th class="hidden-xs hidden-sm"><?=gettext("Static Port");?></th>
                    <th><?=gettext("Description");?></th>
                  </tr>
              </thead>
              <tbody>
<?php
              foreach ($automatic_rules as $natent):
?>
                <tr>
                  <td>&nbsp;</td>
                  <td>
                    <span class="glyphicon glyphicon-play text-success" data-toggle="tooltip" title="<?=gettext("automatic outbound nat");?>"></span>
                  </td>
                  <td>
                    <?= htmlspecialchars(convert_friendly_interface_to_friendly_descr($natent['interface'])); ?>
                  </td>
                  <td>
                    <?=$natent['source']['network'];?>
                  </td>
                  <td class="hidden-xs hidden-sm">
                    <?=(!empty($natent['protocol'])) ? $natent['protocol'] . '/' : "" ;?>
                    <?=empty($natent['sourceport']) ? "*" : $natent['sourceport'] ;?>
                  </td>
                  <td class="hidden-xs hidden-sm">
                    <?=isset($natent['destination']['not']) ? "!&nbsp;" : "";?>
                    <?=isset($natent['destination']['any']) ? "*" : $natent['destination']['address'] ;?>
                  </td>
                  <td class="hidden-xs hidden-sm">
                    <?=!empty($natent['protocol']) ? $natent['protocol'] . '/' : "" ;?>
                    <?=empty($natent['dstport']) ? "*" : $natent['dstport'] ;?>
                  </td>
                  <td class="hidden-xs hidden-sm">
<?php
                    if (isset($natent['nonat'])) {
                        $nat_address = '<I>NO NAT</I>';
                    } elseif (empty($natent['target'])) {
                        $nat_address = htmlspecialchars(convert_friendly_interface_to_friendly_descr($natent['interface'])) . " address";
                    } elseif ($natent['target'] == "other-subnet") {
                        $nat_address = $natent['targetip'] . '/' . $natent['targetip_subnet'];
                    } else  {
                        $nat_address = $natent['target'];
                    }
?>
                    <?=$nat_address;?>
                  </td>
                  <td class="hidden-xs hidden-sm">
                    <?= empty($natent['natport']) ? "*" : $natent['natport'];?>
                  </td>
                  <td class="hidden-xs hidden-sm">
                    <?= isset($natent['staticnatport']) ? gettext("YES") : gettext("NO") ;?>
                  </td>
                  <td>
                    <?=htmlspecialchars($natent['descr']);?>
                  </td>
                </tr>
<?php
        endforeach;
?>
              </table>
            </div>
          </section>
<?php
      endif;
?>
          <section class="col-xs-12">
            <div class="table-responsive content-box ">
              <table class="table table-striped table-sort">
                <tr>
                  <td>
                    <span class="text-danger">
                      <strong><?=gettext("Note:"); ?><br /></strong>
                    </span>
                    <?=gettext("If automatic outbound NAT selected, a mapping is automatically created " .
                      "for each interface's subnet (except WAN-type connections) and the rules " .
                      "on \"Mappings\" section of this page are ignored.<br /><br /> " .
                      "If manual outbound NAT is selected, outbound NAT rules will not be " .
                      "automatically generated and only the mappings you specify on this page " .
                      "will be used. <br /><br /> " .
                      "If hybrid outbound NAT is selected, mappings you specify on this page will " .
                      "be used, followed by the automatically generated ones. <br /><br />" .
                      "If disable outbound NAT is selected, no rules will be used. <br /><br />" .
                      "If a target address other than a WAN-type interface's IP address is used, " .
                      "then depending on the way the WAN connection is setup, a "); ?>
                      <a href="firewall_virtual_ip.php"><?=gettext("Virtual IP"); ?></a>
                      <?= gettext(" may also be required.") ?>
                    </td>
                  </tr>
                </table>
            </div>
          </section>
        </form>
      </div>
    </div>
  </section>
Ad Schellevis's avatar
Ad Schellevis committed
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<?php include("foot.inc"); ?>