<?php
/*
	system_groupmanager_addprivs.php
*/
/* ====================================================================
 *	Copyright (c)  2004-2015  Electric Sheep Fencing, LLC. All rights reserved.
 *	Copyright (c)  2006 Daniel S. Haischt.
 *
 *	Some or all of this file is based on the m0n0wall project which is
 *	Copyright (c)  2004 Manuel Kasper (BSD 2 clause)
 *
 *	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.
 *
 *	====================================================================
 *
 */

##|+PRIV
##|*IDENT=page-system-groupmanager-addprivs
##|*NAME=System: Group Manager: Add Privileges
##|*DESCR=Allow access to the 'System: Group Manager: Add Privileges' page.
##|*MATCH=system_groupmanager_addprivs.php*
##|-PRIV

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

function admin_groups_sort() {
	global $config;

	if (!is_array($config['system']['group'])) {
		return;
	}

	usort($config['system']['group'], "cpusercmp");
}

require("guiconfig.inc");

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

if (is_numericint($_GET['groupid'])) {
	$groupid = $_GET['groupid'];
}
if (isset($_POST['groupid']) && is_numericint($_POST['groupid'])) {
	$groupid = $_POST['groupid'];
}

$a_group = & $config['system']['group'][$groupid];

if (!is_array($a_group)) {
	pfSenseHeader("system_groupmanager.php?id={$groupid}");
	exit;
}

if (!is_array($a_group['priv'])) {
	$a_group['priv'] = array();
}

// Make a local copy and sort it
$spriv_list = $priv_list;
uasort($spriv_list, "cpusercmp");

if ($_POST) {

	unset($input_errors);
	$pconfig = $_POST;

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

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

	/* if this is an AJAX caller then handle via JSON */
	if (isAjax() && is_array($input_errors)) {
		input_errors2Ajax($input_errors);
		exit;
	}

	if (!$input_errors) {

		if (!is_array($pconfig['sysprivs'])) {
			$pconfig['sysprivs'] = array();
		}

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

		if (is_array($a_group['member'])) {
			foreach ($a_group['member'] as $uid) {
				$user = getUserEntryByUID($uid);
				if ($user) {
					local_user_set($user);
				}
			}
		}

		admin_groups_sort();

		$retval = write_config();
		$savemsg = get_std_save_message($retval);

		pfSenseHeader("system_groupmanager.php?act=edit&groupid={$groupid}");
		exit;
	}
}

/* if ajax is calling, give them an update message */
if (isAjax()) {
	print_info_box($savemsg, 'success');
}

function build_priv_list() {
	global $spriv_list, $a_group;

	$list = array();

	foreach ($spriv_list as $pname => $pdata) {
		if (in_array($pname, $a_group['priv'])) {
			continue;
		}

		$list[$pname] = $pdata['name'];
	}

	return($list);
}

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"), false, "system_usermanager.php");
$tab_array[] = array(gettext("Groups"), true, "system_groupmanager.php");
$tab_array[] = array(gettext("Settings"), false, "system_usermanager_settings.php");
$tab_array[] = array(gettext("Authentication Servers"), false, "system_authservers.php");
display_top_tabs($tab_array);

$form = new Form;
if (isset($groupid)) {
	$form->addGlobal(new Form_Input(
		'groupid',
		null,
		'hidden',
		$groupid
	));
}

$section = new Form_Section('Add Privileges for '. $a_group['name']);

$section->addInput(new Form_Select(
	'sysprivs',
	'Assigned privileges',
	$a_group['priv'],
	build_priv_list(),
	true
))->addClass('multiselect')
  ->setHelp('Hold down CTRL (PC)/COMMAND (Mac) key to select multiple items.');

$section->addInput(new Form_Select(
	'shadow',
	'Shadow',
	null,
	build_priv_list(),
	true
))->addClass('shadowselect')
  ->setHelp('Hold down CTRL (PC)/COMMAND (Mac) key to select multiple items');

$section->addInput(new Form_Input(
	'filtertxt',
	'Filter',
	'text',
	null
))->setHelp('Show only the choices containing this term');

$btnfilter = new Form_Button(
	'btnfilter',
	'Filter',
	null,
	'fa-filter'
);

$btnfilter->addClass('btn btn-info');

$form->addGlobal($btnfilter);

$btnclear = new Form_Button(
	'btnclear',
	'Clear',
	null,
	'fa-times'
);

$btnclear->addClass('btn btn-warning');

$form->addGlobal($btnclear);
$form->add($section);

print $form;

?>
<div class="panel panel-body alert-info col-sm-10 col-sm-offset-2" id="pdesc"><?=gettext("Select a privilege from the list above for a description")?></div>

<script type="text/javascript">
//<![CDATA[
events.push(function() {

<?php

	// Build a list of privilege descriptions
	if (is_array($spriv_list)) {
		$id = 0;

		$jdescs = "var descs = new Array();\n";
		foreach ($spriv_list as $pname => $pdata) {
			if (in_array($pname, $a_group['priv'])) {
				continue;
			}

			$desc = addslashes(preg_replace("/pfSense/i", $g['product_name'], $pdata['descr']));
			$jdescs .= "descs[{$id}] = '{$desc}';\n";
			$id++;
		}

		echo $jdescs;
	}
?>
	$('.shadowselect').parent().parent('div').addClass('hidden');

	// Set the number of options to display
	$('.multiselect').attr("size","20");
	$('.shadowselect').attr("size","20");

	// When the 'sysprivs" selector is clicked, we display a description
	$('.multiselect').click(function() {
		var targetoption = $(this).children('option:selected').val();
		var idx =  $('.shadowselect option[value="' + targetoption + '"]').index();

		$('#pdesc').html('<span class="text-info">' + descs[idx] + '</span>');

		// and update the shadow list from the real list
		$(".multiselect option").each(function() {
			shadowoption = $('.shadowselect option').filter('[value=' + $(this).val() + ']');

			if ($(this).is(':selected')) {
				shadowoption.prop("selected", true);
			} else {
				shadowoption.prop("selected", false);
			}
		});
	});

	$('#btnfilter').prop('type', 'button');

	$('#btnfilter').click(function() {
		searchterm = $('#filtertxt').val().toLowerCase();
		copyselect(true);

		// Then filter
		$(".multiselect > option").each(function() {
			if (this.text.toLowerCase().indexOf(searchterm) == -1 ) {
				$(this).remove();
			}
		});
	});

	$('#btnclear').prop('type', 'button');

	$('#btnclear').click(function() {
		// Copy all options from shadow to sysprivs
		copyselect(true)

		$('#filtertxt').val('');
	});

	$('#filtertxt').keypress(function(e) {
		if(e.which == 13) {
			e.preventDefault();
			$('#btnfilter').trigger('click');
		}
	});

	// On submit unhide all options (or else they will not submit)
	$('form').submit(function() {

		$(".multiselect > option").each(function() {
			$(this).show();
		});

		$('.shadowselect').remove();
	});

	function copyselect(selected) {
		// Copy all optionsfrom shadow to sysprivs
		$('.multiselect').html($('.shadowselect').html());

		if (selected) {
			// Update the shadow list from the real list
			$(".shadowselect option").each(function() {
				multioption = $('.multiselect option').filter('[value=' + $(this).val() + ']');
				if ($(this).is(':selected')) {
					multioption.prop("selected", true);
				} else {
					multioption.prop("selected", false);
				}
			});
		}
	}

	$('.multiselect').mouseup(function () {
		$('.multiselect').trigger('click');
	});
});
//]]>
</script>

<?php
include('foot.inc');