<?php
/* $Id$ */
/*
	status_rrd_graph_settings.php
	Part of pfSense
	Copyright (C) 2007 Seth Mos <seth.mos@dds.nl>
	Copyright (C) 2013-2015 Electric Sheep Fencing, LP
	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.
*/
/*
	pfSense_BUILDER_BINARIES:	/usr/bin/find
	pfSense_MODULE: system
*/

##|+PRIV
##|*IDENT=page-status-rrdgraph-settings
##|*NAME=Status: RRD Graphs settings page
##|*DESCR=Allow access to the 'Status: RRD Graphs: settings' page.
##|*MATCH=status_rrd_graph_settings.php*
##|-PRIV

require("guiconfig.inc");
require_once("filter.inc");
require("shaper.inc");
require_once("rrd.inc");

$pconfig['enable'] = isset($config['rrd']['enable']);
$pconfig['category'] = $config['rrd']['category'];
$pconfig['style'] = $config['rrd']['style'];
$pconfig['period'] = $config['rrd']['period'];

$curcat = "settings";
$categories = array('system' => gettext("System"),
	'traffic' => gettext("Traffic"),
	'packets' => gettext("Packets"),
	'quality' => gettext("Quality"),
	'queues' => gettext("Queues"),
	'captiveportal' => gettext("Captive Portal"));

if (isset($config['ntpd']['statsgraph'])) {
	$categories['ntpd'] = gettext("NTP");
}

$styles = array('inverse' => gettext("Inverse"),
	'absolute' => gettext("Absolute"));
$periods = array("absolute" => gettext("Absolute Timespans"),
	"current" => gettext("Current Period"),
	"previous" => gettext("Previous Period"));

if ($_POST['ResetRRD']) {
	mwexec('/bin/rm /var/db/rrd/*');
	enable_rrd_graphing();
	setup_gateways_monitor();
	$savemsg = "RRD data has been cleared. New RRD files have been generated.";
} elseif ($_POST) {
	unset($input_errors);
	$pconfig = $_POST;

	if (!$input_errors) {
		$config['rrd']['enable'] = $_POST['enable'] ? true : false;
		$config['rrd']['category'] = $_POST['category'];
		$config['rrd']['style'] = $_POST['style'];
		$config['rrd']['period'] = $_POST['period'];
		write_config();

		$retval = 0;
		$retval = enable_rrd_graphing();
		$savemsg = get_std_save_message($retval);
	}
}

$here = getcwd();
$rrddbpath = "/var/db/rrd/";
chdir($rrddbpath);
$databases = glob('*.rrd');
chdir($here);		// Need to go back home otherwise the 'include/requires fail!

foreach ($databases as $database) {
	if (stristr($database, "wireless")) {
		$wireless = true;
	}
	if (stristr($database, "queues")) {
		$queues = true;
	}
	if (stristr($database, "-cellular") && !empty($config['ppps'])) {
		$cellular = true;
	}
	if (stristr($database, "-vpnusers")) {
		$vpnusers = true;
	}
	if (stristr($database, "captiveportal-") && is_array($config['captiveportal'])) {
		$captiveportal = true;
	}
}

$pgtitle = array(gettext("Status"), gettext("RRD Graphs"));
include("head.inc");

$tab_array[] = array(gettext("System"), ($curcat == "system"), "status_rrd_graph.php?cat=system");
$tab_array[] = array(gettext("Traffic"), ($curcat == "traffic"), "status_rrd_graph.php?cat=traffic");
$tab_array[] = array(gettext("Packets"), ($curcat == "packets"), "status_rrd_graph.php?cat=packets");
$tab_array[] = array(gettext("Quality"), ($curcat == "quality"), "status_rrd_graph.php?cat=quality");

if($queues) {
	$tab_array[] = array(gettext("Queues"), ($curcat == "queues"), "status_rrd_graph.php?cat=queues");
	$tab_array[] = array(gettext("QueueDrops"), ($curcat == "queuedrops"), "status_rrd_graph.php?cat=queuedrops");
}

if($wireless)
	$tab_array[] = array(gettext("Wireless"), ($curcat == "wireless"), "status_rrd_graph.php?cat=wireless");

if($cellular)
	$tab_array[] = array(gettext("Cellular"), ($curcat == "cellular"), "status_rrd_graph.php?cat=cellular");

if($vpnusers)
	$tab_array[] = array(gettext("VPN"), ($curcat == "vpnusers"), "status_rrd_graph.php?cat=vpnusers");

if($captiveportal)
	$tab_array[] = array(gettext("Captive Portal"), ($curcat == "captiveportal"), "status_rrd_graph.php?cat=captiveportal");

if(isset($config['ntpd']['statsgraph']))
	$tab_array[] = array(gettext("NTP"), ($curcat == "ntpd"), "status_rrd_graph.php?cat=ntpd");

$tab_array[] = array(gettext("Custom"), ($curcat == "custom"), "status_rrd_graph.php?cat=custom");
$tab_array[] = array(gettext("Settings"), ($curcat == "settings"), "status_rrd_graph_settings.php");

display_top_tabs($tab_array);

if ($input_errors)
	print_input_errors($input_errors);

if ($savemsg)
	print_info_box($savemsg);

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

$form = new Form;

$section = new Form_Section('Graph settings');

$section->addInput(new Form_Checkbox(
	'enable',
	'RRD Graphs',
	'Enable the RRD Graphing backend',
	$pconfig['enable']
));

$section->addInput(new Form_Select(
	'category',
	'Default category',
	$pconfig['category'],
	$categories
));

$section->addInput(new Form_Select(
	'style',
	'Default style',
	$pconfig['style'],
	$styles
));

$section->addInput(new Form_Select(
	'period',
	'Default period',
	$pconfig['period'],
	$periods
))->setHelp('Graphs will not be allowed to be recreated within a 1 minute interval, please ' .
			'take this into account after changing the style.');

$form->addGlobal(new Form_Button(
	'resetRRD',
	'Reset RRD Data'
))->removeClass('btn-primary')->addClass('btn-danger');

$form->add($section);
print $form;

include("foot.inc");