1 files changed, 109 insertions, 0 deletions
diff --git a/modules-available/locationinfo/inc/locationinfo.inc.php b/modules-available/locationinfo/inc/locationinfo.inc.php
new file mode 100644
index 00000000..a5feb9ed
--- /dev/null
+++ b/modules-available/locationinfo/inc/locationinfo.inc.php
@@ -0,0 +1,109 @@
+<?php
+
+class LocationInfo
+{
+
+	/**
+	 * Gets the pc data and returns it's state.
+	 *
+	 * @param array $pc The pc data from the db. Array('logintime' =>, 'lastseen' =>, 'lastboot' =>)
+	 * @return int pc state
+	 */
+	public static function getPcState($pc)
+	{
+		$logintime = (int)$pc['logintime'];
+		$lastseen = (int)$pc['lastseen'];
+		$lastboot = (int)$pc['lastboot'];
+		$NOW = time();
+
+		if ($NOW - $lastseen > 14 * 86400) {
+			return "BROKEN";
+		} elseif (($NOW - $lastseen > 610) || $lastboot === 0) {
+			return "OFF";
+		} elseif ($logintime === 0) {
+			return "IDLE";
+		} elseif ($logintime > 0) {
+			return "OCCUPIED";
+		}
+		return -1;
+	}
+
+	/**
+	 * 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' => $error));
+		}
+	}
+
+	/**
+	 * Creates and returns a default config for room that didn't saved a config yet.
+	 *
+	 * @return array Return a default config.
+	 */
+	public static function defaultPanelConfig($type)
+	{
+		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,
+		);
+	}
+
+	/**
+	 * @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 $ret['panelname'];
+	}
+
+	public static function configHook($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);
+	}
+
+}