pfSense

<?php

/****h* pfSense/notices

 * NAME

 *   notices.inc - pfSense notice utilities

 * DESCRIPTION

 *   This include contains the pfSense notice facilities.

 * HISTORY

 *   $Id$

 ******

 *

 * Copyright (C) 2005 Colin Smith (ethethlay@gmail.com)

 * 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)

 * RISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 *

 */

require_once("globals.inc");

$notice_path = $g['tmp_path'] . '/notices';

/*

 * $category - Category that this notice should be displayed under. This can be arbitrary,

 * 	       but a page must be set to receive this messages for it to be displayed.

 *

 * $priority - A notice's priority. Higher numbers indicate greater severity.

 *	       0 = informational, 1 = warning, 2 = error, etc. This may also be arbitrary,

 */

function file_notice($id, $notice, $category = "General", $url = "", $priority = 1) {

	global $notice_path;

	if(!$queue = get_notices()) $queue = array();

	$queuekey = time();

	$toqueue = array(

				'id'		=> $id,

				'notice'	=> $notice,

				'url'		=> $url,

				'category'	=> $category,

				'priority'	=> $priority,

			);

	$queue[$queuekey] = $toqueue;

	$queueout = fopen($notice_path, "w");

	if(!$queueout) {

		log_error("Could not open {$notice_path} for writing");

		return;

	}

	fwrite($queueout, serialize($queue));

	fclose($queueout);

	log_error("New alert found: {$notice}");

	if(file_exists("/dev/led/error"))

		exec("echo 1 > /dev/led/error");

	return $queuekey;

}

function get_notices($category = "all") {

	if(file_exists('/tmp/notices')) {

		$queue = unserialize(file_get_contents('/tmp/notices'));

		if(!$queue) return false;

		if($category != 'all') {

			foreach($queue as $time => $notice) {

				if(strtolower($notice['category']) == strtolower($category))

					$toreturn[$time] = $notice;

			}

			return $toreturn;

		} else {

			return $queue;

		}

	} else {

		return false;

	}

}

function close_notice($id) {

	global $notice_path;

	require_once("util.inc");

	$ids = array();

	if(!$notices = get_notices()) return;

	if($id == "all") {

		unlink_if_exists($notice_path);

		return;

	}

	foreach(array_keys($notices) as $time) {

		if($id == $time) {

			unset($notices[$id]);

			break;

		}

	}

	foreach($notices as $key => $notice) {

		$ids[$key] = $notice['id'];

	}

	foreach($ids as $time => $tocheck) {

		if($id == $tocheck) {

			unset($notices[$time]);

			break;

		}

	}

	if(count($notices) != 0) {

		$queueout = fopen($notice_path, "w");

        	fwrite($queueout, serialize($notices));

        	fclose($queueout);

	} else {

		unlink_if_exists($notice_path);

	}

	if(file_exists("/dev/led/error"))

		exec("echo 0 > /dev/led/error");

	return;

}

function dump_xml_notices() {

	require_once("xmlparse.inc");

	global $notice_path, $listtags;

	$listtags[] = 'notice';

	if(!$notices = get_notices()) return;

	foreach($notices as $time => $notice) {

		$notice['time'] = $time;

		$toput['notice'][] = $notice;

	}

	$xml = dump_xml_config($toput, 'notices');

	return $xml;

}

function print_notices($notices, $category = "all") {

	foreach($notices as $notice) {

		if($category != "all") {

			if(in_array($notice['category'], $category)) $categories[] = $notice['category'];

		} else {

			$categories[] = $notice['category'];

		}

	}

	$categories = array_unique($categories);

	sort($categories);

	foreach($categories as $category) {

		$toreturn .= "<ul><li>{$category}<ul>";

		foreach($notices as $notice) {

			if(strtolower($notice['category']) == strtolower($category)) {

				if($notice['id'] != "") {

					if($notice['url'] != "") {

						$toreturn .= "<li><a href={$notice['url']}>{$notice['id']}</a> - {$notice['notice']}</li>";

					} else {

						$toreturn .= "<li>{$notice['id']} - {$notice['notice']}</li>";

					}

				}

			}

		}

		$toreturn .= "</ul></li></ul>";

	}

	return $toreturn;

}

function print_notice_box($category = "all") {

	$notices = get_notices();

	if(!$notices) return;

	print_info_box_np(print_notices($notices, $category));

	return;

}

function are_notices_pending($category = "all") {

	global $notice_path;

	if(file_exists($notice_path)) {

		return true;

	}

	return false;

}

?>