pfSense

<?php

/* $Id$ */

/*

	system_usermanager.php

*/

/* ====================================================================

 *	Copyright (c)  2004-2015  Electric Sheep Fencing, LLC. All rights reserved.

 *	Copyright (c)  2004, 2005 Scott Ullrich

 *	Copyright (c)  2003-2005 Manuel Kasper <mk@neon1.net>

 *	Copyright (c)  2008 Shrew Soft Inc.

 *	Copyright (c)  2005 Paul Taylor <paultaylor@winn-dixie.com>

 *

 *	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.

 *

 *	3. All advertising materials mentioning features or use of this software

 *		must display the following acknowledgment:

 *		"This product includes software developed by the pfSense Project

 *		 for use in the pfSense software distribution. (http://www.pfsense.org/).

 *

 *	4. The names "pfSense" and "pfSense Project" must not be used to

 *		 endorse or promote products derived from this software without

 *		 prior written permission. For written permission, please contact

 *		 coreteam@pfsense.org.

 *

 *	5. Products derived from this software may not be called "pfSense"

 *		nor may "pfSense" appear in their names without prior written

 *		permission of the Electric Sheep Fencing, LLC.

 *

 *	6. Redistributions of any form whatsoever must retain the following

 *		acknowledgment:

 *

 *	"This product includes software developed by the pfSense Project

 *	for use in the pfSense software distribution (http://www.pfsense.org/).

 *

 *	THIS SOFTWARE IS PROVIDED BY THE pfSense PROJECT ``AS IS'' AND ANY

 *	EXPRESSED 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 pfSense PROJECT OR

 *	ITS CONTRIBUTORS 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.

 *

 *	====================================================================

 *

 */

/*

	pfSense_BUILDER_BINARIES:

	pfSense_MODULE: auth

*/

##|+PRIV

##|*IDENT=page-system-usermanager

##|*NAME=System: User Manager page

##|*DESCR=Allow access to the 'System: User Manager' page.

##|*MATCH=system_usermanager.php*

##|-PRIV

require("certs.inc");

require("guiconfig.inc");

// start admin user code

$pgtitle = array(gettext("System"), gettext("User Manager"));

if (isset($_POST['userid']) && is_numericint($_POST['userid'])) {

	$id = $_POST['userid'];

}

if (isset($_GET['userid']) && is_numericint($_GET['userid'])) {

	$id = $_GET['userid'];

}

if (!isset($config['system']['user']) || !is_array($config['system']['user'])) {

	$config['system']['user'] = array();

}

$a_user = &$config['system']['user'];

$act = $_GET['act'];

if (isset($_SERVER['HTTP_REFERER'])) {

	$referer = $_SERVER['HTTP_REFERER'];

} else {

	$referer = '/system_usermanager.php';

}

if (isset($id) && $a_user[$id]) {

	$pconfig['usernamefld'] = $a_user[$id]['name'];

	$pconfig['descr'] = $a_user[$id]['descr'];

	$pconfig['expires'] = $a_user[$id]['expires'];

	$pconfig['groups'] = local_user_get_groups($a_user[$id]);

	$pconfig['utype'] = $a_user[$id]['scope'];

	$pconfig['uid'] = $a_user[$id]['uid'];

	$pconfig['authorizedkeys'] = base64_decode($a_user[$id]['authorizedkeys']);

	$pconfig['priv'] = $a_user[$id]['priv'];

	$pconfig['ipsecpsk'] = $a_user[$id]['ipsecpsk'];

	$pconfig['disabled'] = isset($a_user[$id]['disabled']);

}

if ($_POST['act'] == "deluser") {

	if (!isset($_POST['username']) || !isset($a_user[$id]) || ($_POST['username'] != $a_user[$id]['name'])) {

		pfSenseHeader("system_usermanager.php");

		exit;

	}

	conf_mount_rw();

	local_user_del($a_user[$id]);

	conf_mount_ro();

	$userdeleted = $a_user[$id]['name'];

	unset($a_user[$id]);

	write_config();

	$savemsg = gettext("User")." {$userdeleted} ".

				gettext("successfully deleted")."<br />";

}

else if ($act == "new") {

	/*

	 * set this value cause the text field is read only

	 * and the user should not be able to mess with this

	 * setting.

	 */

	$pconfig['utype'] = "user";

	$pconfig['lifetime'] = 3650;

}

if (isset($_POST['dellall_x'])) {

	$del_users = $_POST['delete_check'];

	if (!empty($del_users)) {

		foreach ($del_users as $userid) {

			if (isset($a_user[$userid]) && $a_user[$userid]['scope'] != "system") {

				conf_mount_rw();

				local_user_del($a_user[$userid]);

				conf_mount_ro();

				unset($a_user[$userid]);

			}

		}

		$savemsg = gettext("Selected users removed successfully!");

		write_config($savemsg);

	}

}

if ($_POST['act'] == "delcert") {

	if (!$a_user[$id]) {

		pfSenseHeader("system_usermanager.php");

		exit;

	}

	$certdeleted = lookup_cert($a_user[$id]['cert'][$_POST['certid']]);

	$certdeleted = $certdeleted['descr'];

	unset($a_user[$id]['cert'][$_POST['certid']]);

	write_config();

	$_POST['act'] = "edit";

	$savemsg = gettext("Certificate") . " {$certdeleted} " . gettext("association removed.") . "<br />";

}

if ($_POST['save']) {

	unset($input_errors);

	$pconfig = $_POST;

	/* input validation */

	if (isset($id) && ($a_user[$id])) {

		$reqdfields = explode(" ", "usernamefld");

		$reqdfieldsn = array(gettext("Username"));

	} else {

		if (empty($_POST['name'])) {

			$reqdfields = explode(" ", "usernamefld passwordfld1");

			$reqdfieldsn = array(

				gettext("Username"),

				gettext("Password"));

		} else {

			$reqdfields = explode(" ", "usernamefld passwordfld1 name caref keylen lifetime");

			$reqdfieldsn = array(

				gettext("Username"),

				gettext("Password"),

				gettext("Descriptive name"),

				gettext("Certificate authority"),

				gettext("Key length"),

				gettext("Lifetime"));

		}

	}

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

	if (preg_match("/[^a-zA-Z0-9\.\-_]/", $_POST['usernamefld'])) {

		$input_errors[] = gettext("The username contains invalid characters.");

	}

	if (strlen($_POST['usernamefld']) > 16) {

		$input_errors[] = gettext("The username is longer than 16 characters.");

	}

	if (($_POST['passwordfld1']) && ($_POST['passwordfld1'] != $_POST['passwordfld2'])) {

		$input_errors[] = gettext("The passwords do not match.");

	}

	if (isset($_POST['ipsecpsk']) && !preg_match('/^[[:ascii:]]*$/', $_POST['ipsecpsk'])) {

		$input_errors[] = gettext("IPsec Pre-Shared Key contains invalid characters.");

	}

	if (isset($id) && $a_user[$id]) {

		$oldusername = $a_user[$id]['name'];

	} else {

		$oldusername = "";

	}

	/* make sure this user name is unique */

	if (!$input_errors) {

		foreach ($a_user as $userent) {

			if ($userent['name'] == $_POST['usernamefld'] && $oldusername != $_POST['usernamefld']) {

				$input_errors[] = gettext("Another entry with the same username already exists.");

				break;

			}

		}

	}

	/* also make sure it is not reserved */

	if (!$input_errors) {

		$system_users = explode("\n", file_get_contents("/etc/passwd"));

		foreach ($system_users as $s_user) {

			$ent = explode(":", $s_user);

			if ($ent[0] == $_POST['usernamefld'] && $oldusername != $_POST['usernamefld']) {

				$input_errors[] = gettext("That username is reserved by the system.");

				break;

			}

		}

	}

	/*

	 * Check for a valid expiration date if one is set at all (valid means,

	 * DateTime puts out a time stamp so any DateTime compatible time

	 * format may be used. to keep it simple for the enduser, we only

	 * claim to accept MM/DD/YYYY as inputs. Advanced users may use inputs

	 * like "+1 day", which will be converted to MM/DD/YYYY based on "now".

	 * Otherwise such an entry would lead to an invalid expiration data.

	 */

	if ($_POST['expires']) {

		try {

			$expdate = new DateTime($_POST['expires']);

			//convert from any DateTime compatible date to MM/DD/YYYY

			$_POST['expires'] = $expdate->format("m/d/Y");

		} catch (Exception $ex) {

			$input_errors[] = gettext("Invalid expiration date format; use MM/DD/YYYY instead.");

		}

	}

	if (!empty($_POST['name'])) {

		$ca = lookup_ca($_POST['caref']);

		if (!$ca) {

			$input_errors[] = gettext("Invalid internal Certificate Authority") . "\n";

		}

	}

	/* if this is an AJAX caller then handle via JSON */

	if (isAjax() && is_array($input_errors)) {

		input_errors2Ajax($input_errors);

		exit;

	}

	if (!$input_errors) {

		// This used to be a separate act=delpriv

		if ($a_user[$id] && !empty($_POST['privid'])) {

			foreach ($_POST['privid'] as $i)

				unset($a_user[$id]['priv'][$i]);

			local_user_set($a_user[$id]);

			write_config();

		}

		conf_mount_rw();

		$userent = array();

		if (isset($id) && $a_user[$id]) {

			$userent = $a_user[$id];

		}

		isset($_POST['utype']) ? $userent['scope'] = $_POST['utype'] : $userent['scope'] = "system";

		/* the user name was modified */

		if (!empty($_POST['oldusername']) && ($_POST['usernamefld'] <> $_POST['oldusername'])) {

			$_SERVER['REMOTE_USER'] = $_POST['usernamefld'];

			local_user_del($userent);

		}

		/* the user password was modified */

		if ($_POST['passwordfld1']) {

			local_user_set_password($userent, $_POST['passwordfld1']);

		}

		$userent['name'] = $_POST['usernamefld'];

		$userent['descr'] = $_POST['descr'];

		$userent['expires'] = $_POST['expires'];

		$userent['authorizedkeys'] = base64_encode($_POST['authorizedkeys']);

		$userent['ipsecpsk'] = $_POST['ipsecpsk'];

		if ($_POST['disabled']) {

			$userent['disabled'] = true;

		} else {

			unset($userent['disabled']);

		}

		if (isset($id) && $a_user[$id]) {

			$a_user[$id] = $userent;

		} else {

			if (!empty($_POST['name'])) {

				$cert = array();

				$cert['refid'] = uniqid();

				$userent['cert'] = array();

				$cert['descr'] = $_POST['name'];

				$subject = cert_get_subject_array($ca['crt']);

				$dn = array(

					'countryName' => $subject[0]['v'],

					'stateOrProvinceName' => $subject[1]['v'],

					'localityName' => $subject[2]['v'],

					'organizationName' => $subject[3]['v'],

					'emailAddress' => $subject[4]['v'],

					'commonName' => $userent['name']);

				cert_create($cert, $_POST['caref'], $_POST['keylen'],

					(int)$_POST['lifetime'], $dn);

				if (!is_array($config['cert'])) {

					$config['cert'] = array();

				}

				$config['cert'][] = $cert;

				$userent['cert'][] = $cert['refid'];

			}

			$userent['uid'] = $config['system']['nextuid']++;

			/* Add the user to All Users group. */

			foreach ($config['system']['group'] as $gidx => $group) {

				if ($group['name'] == "all") {

					if (!is_array($config['system']['group'][$gidx]['member'])) {

						$config['system']['group'][$gidx]['member'] = array();

					}

					$config['system']['group'][$gidx]['member'][] = $userent['uid'];

					break;

				}

			}

			$a_user[] = $userent;

		}

		local_user_set($userent);

		local_user_set_groups($userent, $_POST['groups']);

		write_config();

		if (is_dir("/etc/inc/privhooks")) {

			run_plugins("/etc/inc/privhooks");

		}

		conf_mount_ro();

		pfSenseHeader("system_usermanager.php");

	}

}

function build_priv_table() {

	global $a_user, $id;

	$privhtml = '<div class="table-responsive">';

	$privhtml .=	'<table class="table table-striped table-hover table-condensed">';

	$privhtml .=		'<thead>';

	$privhtml .=			'<tr>';

	$privhtml .=				'<th>' . gettext('Inherited from') . '</th>';

	$privhtml .=				'<th>' . gettext('Name') . '</th>';

	$privhtml .=				'<th>' . gettext('Description') . '</th>';

	$privhtml .=			'</tr>';

	$privhtml .=		'</thead>';

	$privhtml .=		'<tbody>';

	foreach (get_user_privdesc($a_user[$id]) as $i => $priv) {

		$privhtml .=		'<tr>';

		$privhtml .=			'<td>' . htmlspecialchars($priv['group']) . '</td>';

		$privhtml .=			'<td>' . htmlspecialchars($priv['name']) . '</td>';

		$privhtml .=			'<td>' . htmlspecialchars($priv['descr']) . '</td>';

		$privhtml .=		'</tr>';

	}

	$privhtml .=		'</tbody>';

	$privhtml .=	'</table>';

	$privhtml .= '</div>';

	$privhtml .= '<nav class="action-buttons">';

	$privhtml .=	'<a href="system_usermanager_addprivs.php?userid=' . $id . '" class="btn btn-success">' . gettext("Add") . '</a>';

	$privhtml .= '</nav>';

	return($privhtml);

}

function build_cert_table() {

	global $a_user, $id;

	$certhtml = '<div class="table-responsive">';

	$certhtml .=	'<table class="table table-striped table-hover table-condensed">';

	$certhtml .=		'<thead>';

	$certhtml .=			'<tr>';

	$certhtml .=				'<th>' . gettext('Name') . '</th>';

	$certhtml .=				'<th>' . gettext('CA') . '</th>';

	$certhtml .=				'<th></th>';

	$certhtml .=			'</tr>';

	$certhtml .=		'</thead>';

	$certhtml .=		'<tbody>';

	$a_cert = $a_user[$id]['cert'];

	if (is_array($a_cert)) {

		$i = 0;

		foreach ($a_cert as $certref) {

			$cert = lookup_cert($certref);

			$ca = lookup_ca($cert['caref']);

			$revokedstr =	is_cert_revoked($cert) ? '<b> Revoked</b>':'';

			$certhtml .=	'<tr>';

			$certhtml .=		'<td>' . htmlspecialchars($cert['descr']) . $revokedstr . '</td>';

			$certhtml .=		'<td>' . htmlspecialchars($ca['descr']) . '</td>';

			$certhtml .=		'<td>';

			$certhtml .=			'<a id="delcert' . $i .'" class="btn btn-xs btn-warning" title="';

			$certhtml .=			gettext('Remove this certificate association? (Certificate will not be deleted)') . '">Delete</a>';

			$certhtml .=		'</td>';

			$certhtml .=	'</tr>';

			$i++;

		}

	}

	$certhtml .=		'</tbody>';

	$certhtml .=	'</table>';

	$certhtml .= '</div>';

	$certhtml .= '<nav class="action-buttons">';

	$certhtml .=	'<a href="system_certmanager.php?act=new&amp;userid=' . $id . '" class="btn btn-success">' . gettext("Add") . '</a>';

	$certhtml .= '</nav>';

	return($certhtml);

}

$closehead = false;

include("head.inc");

if ($input_errors)

	print_input_errors($input_errors);

if ($savemsg)

	print_info_box($savemsg, 'success');

$tab_array = array();

$tab_array[] = array(gettext("Users"), true, "system_usermanager.php");

$tab_array[] = array(gettext("Groups"), false, "system_groupmanager.php");

$tab_array[] = array(gettext("Settings"), false, "system_usermanager_settings.php");

$tab_array[] = array(gettext("Servers"), false, "system_authservers.php");

display_top_tabs($tab_array);

if (!($act == "new" || $act == "edit" || $input_errors)) {

?>

<div class="table-responsive">

	<table class="table table-striped table-hover">

		<thead>

			<tr>

				<th>&nbsp;</th>

				<th><?=gettext("Username")?></th>

				<th><?=gettext("Full name")?></th>

				<th><?=gettext("Disabled")?></th>

				<th><?=gettext("Groups")?></th>

			</tr>

		</thead>

		<tbody>

		</tbody>

		<tbody>

<?php

foreach($a_user as $i => $userent):

	?>

			<tr>

				<td>

					<input type="checkbox" id="frc<?=$i?>" name="delete_check[]" value="<?=$i?>" <?=($userent['scope'] == "system" ? 'disabled="disabled"' : '')?>/>

				</td>

				<td>

<?php

	if($userent['scope'] != "user")

		$usrimg = 'eye-open';

	else

		$usrimg = 'user';

?>

					<i class="icon icon-<?=$usrimg?>"></i>

					<?=htmlspecialchars($userent['name'])?>

				</td>

				<td><?=htmlspecialchars($userent['descr'])?></td>

				<td><?php if(isset($userent['disabled'])) echo "*"?></td>

				<td><?=implode(",",local_user_get_groups($userent))?></td>

				<td>

					<a href="?act=edit&amp;userid=<?=$i?>" class="btn btn-xs btn-primary">edit</a>

<?php if($userent['scope'] != "system"): ?>

					<a href="?act=del&amp;userid=<?=$i?>" class="btn btn-xs btn-danger">delete</a>

<?php endif; ?>

				</td>

			</tr>

<?php endforeach; ?>

		</tbody>

	</table>

</div>

<nav class="action-buttons">

	<a href="?act=new" class="btn btn-success">add new</a>

</nav>

<p>

	<?=gettext("Additional users can be added here. User permissions for accessing " .

	"the webConfigurator can be assigned directly or inherited from group memberships. " .

	"An icon that appears grey indicates that it is a system defined object. " .

	"Some system object properties can be modified but they cannot be deleted.")?>

	<br /><br />

	<?=gettext("Accounts created here are also used for other parts of the system " .

	"such as OpenVPN, IPsec, and Captive Portal.")?>

</p>

<?php

	include("foot.inc");

	exit;

}

require_once('classes/Form.class.php');

$form = new Form;

if ($act == "new" || $act == "edit" || $input_errors):

	$form->addGlobal(new Form_Input(

		'act',

		null,

		'hidden',

		''

	));

	$form->addGlobal(new Form_Input(

		'userid',

		null,

		'hidden',

		isset($id) ? $id:''

	));

	$form->addGlobal(new Form_Input(

		'privid',

		null,

		'hidden',

		''

	));

	$form->addGlobal(new Form_Input(

		'certid',

		null,

		'hidden',

		''

	));

	$ro = "";

	if ($pconfig['utype'] == "system") {

		$ro = "readonly=\"readonly\"";

	}

	$section = new Form_Section('User Properties');

	$section->addInput(new Form_StaticText(

		'Defined by',

		strtoupper($pconfig['utype'])

	));

	$form->addGlobal(new Form_Input(

		'utype',

		null,

		'hidden',

		$pconfig['utype']

	));

	$section->addInput(new Form_Checkbox(

		'disabled',

		'Disabled',

		'This user cannot login',

		$pconfig['disabled']

	));

	$section->addInput($input = new Form_Input(

		'usernamefld',

		'Username',

		'text',

		$pconfig['usernamefld']

	));

	if ($ro)

		$input->setDisabled();

	$form->addGlobal(new Form_Input(

		'oldusername',

		null,

		'hidden',

		$pconfig['usernamefld']

	));

	$group = new Form_Group('Password');

	$group->add(new Form_Input(

		'passwordfld1',

		'Password',

		'password'

	));

	$group->add(new Form_Input(

		'passwordfld2',

		'Confirm Password',

		'password'

	));

	$section->add($group);

	$section->addInput($input = new Form_Input(

		'descr',

		'Full name',

		'text',

		htmlspecialchars($pconfig['descr'])

	))->setHelp('User\'s full name, for your own information only');

	if ($ro)

		$input->setDisabled();

	$section->addInput(new Form_Input(

		'expires',

		'Expiration date',

		'date',

		$pconfig['expires']

	))->setHelp('Leave blank if the account shouldn\'t expire, otherwise enter '.

		'the expiration date');

	// ==== Group membership ==================================================

	$group = new Form_Group('Group membership');

	// Make a list of all the groups configured on the system, and a list of

	// those which this user is a member of

	$systemGroups = array();

	$usersGroups = array();

	$usergid = [$pconfig['usernamefld']];

	foreach ($config['system']['group'] as $Ggroup) {

		if($Ggroup['name'] != "all") {

			if(($act == 'edit') && $Ggroup['member'] && in_array($pconfig['uid'], $Ggroup['member']))

				$usersGroups[ $Ggroup['name'] ] = $Ggroup['name'];	// Add it to the user's list

			else

				$systemGroups[ $Ggroup['name'] ] = $Ggroup['name']; // Add it to the 'not a member of' list

		}

	}

	$group->add(new Form_Select(

		'sysgroups',

		null,

		array_combine((array)$pconfig['groups'], (array)$pconfig['groups']),

		$systemGroups,

		true

	))->setHelp('Not member of');

	$group->add(new Form_Select(

		'groups',

		null,

		array_combine((array)$pconfig['groups'], (array)$pconfig['groups']),

		$usersGroups,

		true

	))->setHelp('Member of');

	$section->add($group);

	$group = new Form_Group('');

	$group->add(new Form_Button(

		'movetoenabled',

		'Move to "Member of" list >'

	))->removeClass('btn-primary')->addClass('btn-default btn-sm');

	$group->add(new Form_Button(

		'movetodisabled',

		'< Move to "Not member of" list'

	))->removeClass('btn-primary')->addClass('btn-default btn-sm');

	$group->setHelp('Hold down CTRL (pc)/COMMAND (mac) key to select multiple items');

	$section->add($group);

	// ==== Button for adding user certificate ================================

	if($act == 'new') {

		$section->addInput(new Form_Checkbox(

			'showcert',

			'Certificate',

			'Click to create a user certificate',

			false

		));

	}

	$form->add($section);

	// ==== Effective privileges section ======================================

	if (isset($pconfig['uid'])) {

		// We are going to build an HTML table and add it to an Input_StaticText. It may be ugly, but it

		// is the best way to make the display we need.

		$section = new Form_Section('Effective Privileges');

		$section->addInput(new Form_StaticText(

			null,

			build_priv_table()

		));

		$form->add($section);

		// ==== Certificate table section =====================================

		$section = new Form_Section('User certificates');

		$section->addInput(new Form_StaticText(

			null,

			build_cert_table()

		));

		$form->add($section);

	}

else;

		$section = new Form_Section('User Certificates');

		foreach ((array)$a_user[$id]['cert'] as $i => $certref) {

			$cert = lookup_cert($certref);

			$ca = lookup_ca($cert['caref']);

			// We reverse name and action for readability of longer names

			$section->addInput(new Form_Checkbox(

				'certid[]',

				'Delete certificate',

				$cert['descr']. (is_cert_revoked($cert) ? ' <b>revoked</b>' : ''),

				false,

				$i

			));

		}

		#FIXME; old ui supplied direct export links to each certificate

		$section->addInput(new Form_StaticText(

			null,

			new Form_Button(null, 'add certificate', 'system_certmanager.php?act=new&userid='. $id).

			new Form_Button(null, 'export certificates', 'system_certmanager.php')

		));

		// ==== Add user certificate for a new user

		if (is_array($config['ca']) && count($config['ca']) > 0) {

			$section = new Form_Section('Create certificate for user');

			$section->addClass('cert-options');

			$nonPrvCas = array();

			foreach( $config['ca'] as $ca) {

				if (!$ca['prv'])

					continue;

				$nonPrvCas[ $ca['refid'] ] = $ca['descr'];

			}

			if (!empty($nonPrvCas)) {

				$section->addInput(new Form_Input(

					'name',

					'Descriptive name',

					'text',

					$pconfig['name']

				));

				$section->addInput(new Form_Select(

					'caref',

					'Certificate authority',

					null,

					$nonPrvCas

				));

				$section->addInput(new Form_Select(

					'keylen',

					'Key length',

					2048,

					array(

						512 => '512 bits',

						1024 => '1024 bits',

						2048 => '2049 bits',

						4096 => '4096 bits',

					)

				));

				$section->addInput(new Form_Input(

					'lifetime',

					'Lifetime',

					'number',

					$pconfig['lifetime']

				));

			}

			$form->add($section);

		}

endif;

// ==== Paste a key for the new user

$section = new Form_Section('Keys');

$section->addInput(new Form_Textarea(

	'authorizedkeys',

	'Authorized keys',

	$pconfig['authorizedkeys']

))->setHelp('Paste an authorized keys file here.');

$group = new Form_Group('IPsec Pre-Shared Key');

$group->add(new Form_Input(

	'ipsecpsk',

	'IPsec Pre-Shared Key',

	'text',

	$pconfig['ipsecpsk']

));

$group->add(new Form_Checkbox(

	'showkey',

	'Authorized keys',

	'Click to paste an authorized key',

	false

));

$section->add($group);

$form->add($section);

print $form;

?>

<script>

//<![CDATA[

events.push(function(){

	// Hides all elements of the specified class.

	function hideClass(s_class, hide) {

		if(hide)

			$('.' + s_class).hide();

		else

			$('.' + s_class).show();

	}

	// Hides the <div> in which the specified input element lives so that the input, its label and help text are hidden

	function hideInput(id, hide) {

		if(hide)

			$('#' + id).parent().parent('div').addClass('hidden');

		else

			$('#' + id).parent().parent('div').removeClass('hidden');

	}