<?php

/*
    Copyright (C) 2014-2015 Deciso B.V.
    Copyright (C) 2006 Daniel S. Haischt
    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_once("guiconfig.inc");

function admusercmp($a, $b)
{
    return strcasecmp($a['name'], $b['name']);
}

function sort_user_privs($privs) {
    // Privileges to place first, to redirect properly.
    $priority_privs = array("page-dashboard-all", "page-system-login/logout");

    $fprivs = array_intersect($privs, $priority_privs);
    $sprivs  = array_diff($privs, $priority_privs);

    return array_merge($fprivs, $sprivs);
}

if ($_SERVER['REQUEST_METHOD'] === 'GET') {
    if (isset($_GET['userid']) && isset($config['system']['user'][$_GET['userid']]['name'])) {
        $userid = $_GET['userid'];
    } else {
        header("Location: system_usermanager.php");
        exit;
    }
    $a_user = & $config['system']['user'][$userid];
    if (!isset($a_user['priv']) || !is_array($a_user['priv'])) {
        $a_user['priv'] = array();
    }
} elseif ($_SERVER['REQUEST_METHOD'] === 'POST') {
    if (isset($_POST['userid']) && isset($config['system']['user'][$_POST['userid']]['name'])) {
        $userid = $_POST['userid'];
        $input_errors = array();
        $pconfig = $_POST;

        /* input validation */
        $reqdfields = explode(" ", "sysprivs");
        $reqdfieldsn = array(gettext("Selected priveleges"));

        do_input_validation($pconfig, $reqdfields, $reqdfieldsn, $input_errors);

        if (count($input_errors) == 0) {
            $a_user = & $config['system']['user'][$userid];
            if (!is_array($pconfig['sysprivs'])) {
                $pconfig['sysprivs'] = array();
            }

            if (!isset($a_user['priv']) || !count($a_user['priv'])) {
                $a_user['priv'] = $pconfig['sysprivs'];
            } else {
                $a_user['priv'] = array_merge($a_user['priv'], $pconfig['sysprivs']);
            }

            $a_user['priv'] = sort_user_privs($a_user['priv']);
            local_user_set($a_user);
            $retval = write_config();
            $savemsg = get_std_save_message();

            header("Location: system_usermanager.php?act=edit&userid=".$userid."&savemsg=".$savemsg);
            exit;
        }
    } else {
        header("Location: system_usermanager.php");
        exit;
    }
}

include("head.inc");

?>

<body link="#0000CC" vlink="#0000CC" alink="#0000CC" >
<?php include("fbegin.inc"); ?>
<script type="text/javascript">
    $( document ).ready(function() {
        $("#sysprivs").change(function(){
            $("#pdesc").html($(this).find(':selected').data('descr'));
        });
    });
</script>

<section class="page-content-main">
  <div class="container-fluid">
    <div class="row">
<?php
    if (isset($input_errors) && count($input_errors) > 0) {
        print_input_errors($input_errors);
    }
?>
      <section class="col-xs-12">
        <div class="tab-content content-box col-xs-12">
          <form action="system_usermanager_addprivs.php" method="post" name="iform">
            <table class="table table-striped">
              <tr>
                <td width="22%"><?=gettext("System Privileges");?></td>
                <td width="78%">
                  <select name="sysprivs[]" id="sysprivs" class="formselect" multiple="multiple" size="35">
<?php
                  foreach ($priv_list as $pname => $pdata) :
                      if (in_array($pname, $a_user['priv'])) {
                          continue;
                      }
?>
                    <option data-descr="<?=!empty($pdata['descr']) ? $pdata['descr'] : "";?>" value="<?=$pname;?>">
                      <?=$pdata['name'];?>
                    </option>
<?php
                  endforeach; ?>
                  </select>
                  <br />
                  <?=gettext("Hold down CTRL (pc)/COMMAND (mac) key to select multiple items");?>
                </td>
              </tr>
              <tr>
                <td><?=gettext("Description");?></td>
                <td id="pdesc">
                  <em><?=gettext("Select a privilege from the list above for a description"); ?></em>
                </td>
              </tr>
              <tr>
                <td>&nbsp;</td>
                <td>
                  <input type="submit" class="btn btn-primary" value="<?=gettext("Save");?>" />
                  <input class="btn btn-default" type="button" value="<?=gettext("Cancel");?>" onclick="history.back()" />
                  <input name="userid" type="hidden" value="<?=$userid;?>" />
                </td>
              </tr>
            </table>
          </form>
        </div>
      </section>
    </div>
  </div>
</section>
<?php include("foot.inc"); ?>
