summaryrefslogtreecommitdiffstats
path: root/modules-available/locationinfo/inc/locationinfo.inc.php
blob: 64070cd46aebeec1eb085770f95e33523b32d726 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
<?php

class LocationInfo
{

	/**
	 * Gets the pc data and returns it's state.
	 *
	 * @param array $pc The pc data from the db. Array('state' => xx, 'lastseen' => xxx)
	 * @return int pc state
	 */
	public static function getPcState($pc)
	{
		$logintime = (int)$pc['logintime'];
		$lastseen = (int)$pc['lastseen'];
		$lastboot = (int)$pc['lastboot'];
		$NOW = time();

		if ($pc['state'] === 'OFFLINE' && $NOW - $lastseen > 21 * 86400) {
			return "BROKEN";
		}
		return $pc['state'];
	}

	/**
	 * Return list of locationids associated with given panel.
	 * @param string $paneluuid panel
	 * @param bool $recursive if true and paneltype == SUMMARY the result is recursive with all child room ids.
	 * @return int[] locationIds
	 */
	public static function getLocationsOr404($paneluuid, $recursive = true)
	{
		$panel = Database::queryFirst('SELECT paneltype, locationids FROM locationinfo_panel WHERE paneluuid = :paneluuid',
			compact('paneluuid'));
		if ($panel !== false) {
			$idArray = array_map('intval', explode(',', $panel['locationids']));
			if ($panel['paneltype'] == "SUMMARY" && $recursive) {
				$idList = Location::getRecursiveFlat($idArray);
				$idArray = array();

				foreach ($idList as $key => $value) {
					$idArray[] = $key;
				}
			}
			return $idArray;
		}
		http_response_code(404);
		die('Panel not found');
	}

	/**
	 * Set current error message of given server. Pass null or false to clear.
	 *
	 * @param int $serverId id of server
	 * @param string $message error message to set, null or false clears error.
	 */
	public static function setServerError($serverId, $message)
	{
		if ($message === false || $message === null) {
			Database::exec("UPDATE `locationinfo_coursebackend` SET error = NULL
					WHERE serverid = :id", array('id' => $serverId));
		} else {
			if (empty($message))  {
				$message = '<empty error message>';
			}
			$error = json_encode(array(
				'timestamp' => time(),
				'error' => (string)$message
			));
			Database::exec("UPDATE `locationinfo_coursebackend` SET error = :error
					WHERE serverid = :id", array('id' => $serverId, 'error' => $error));
		}
	}

	/**
	 * Creates and returns a default config for room that didn't save a config yet.
	 *
	 * @return array Return a default config.
	 */
	public static function defaultPanelConfig($type)
	{
		if ($type === 'DEFAULT') {
			return array(
				'language' => 'en',
				'mode' => 1,
				'vertical' => false,
				'eco' => false,
				'prettytime' => true,
				'scaledaysauto' => true,
				'daystoshow' => 7,
				'rotation' => 0,
				'scale' => 50,
				'switchtime' => 20,
				'calupdate' => 30,
				'roomupdate' => 15,
				'configupdate' => 180,
			);
		}
		if ($type === 'SUMMARY') {
			return array(
				'language' => 'en',
				'calupdate' => 30,
				'roomupdate' => 15,
				'configupdate' => 180,
			);
		}
		return array();
	}

	/**
	 * @param string $uuid panel uuid
	 * @return bool|string panel name if exists, false otherwise
	 */
	public static function getPanelName($uuid)
	{
		$ret = Database::queryFirst('SELECT panelname FROM locationinfo_panel WHERE paneluuid = :uuid', compact('uuid'));
		if ($ret === false) return false;
		return $ret['panelname'];
	}

	/**
	 * Hook called by runmode module where we should modify the client config according to our
	 * needs. Disable standby/logout timeouts, enable autologin, set URL.
	 * @param $machineUuid
	 * @param $panelUuid
	 */
	public static function configHook($machineUuid, $panelUuid)
	{
		$row = Database::queryFirst('SELECT paneltype, panelconfig FROM locationinfo_panel WHERE paneluuid = :uuid',
				array('uuid' => $panelUuid));
		if ($row === false) {
			// TODO: Invalid panel - what should we do?
		} elseif ($row['paneltype'] === 'URL') {
			// Check if we should set the insecure SSL mode (accept invalid/self signed certs etc.)
			$data = json_decode($row['panelconfig'], true);
			if ($data && $data['insecure-ssl']) {
				ConfigHolder::add('SLX_BROWSER_INSECURE', '1');
			}
		}
		ConfigHolder::add('SLX_BROWSER_URL', 'http://' . $_SERVER['SERVER_ADDR'] . '/panel/' . $panelUuid);
		ConfigHolder::add('SLX_ADDONS', '', 1000);
		ConfigHolder::add('SLX_LOGOUT_TIMEOUT', '', 1000);
		ConfigHolder::add('SLX_SCREEN_STANDBY_TIMEOUT', '', 1000);
		ConfigHolder::add('SLX_SYSTEM_STANDBY_TIMEOUT', '', 1000);
		ConfigHolder::add('SLX_AUTOLOGIN', '1', 1000);
	}

}