fix: fix even more PHP errors and warnings

admin/ticks.php

@@ -81,16 +81,17 @@ function disableTicks() {
 $statusMessage = "";
 
 // Start / stop manager
-if ($_GET['c'] == 'sm') {
+$command = $_GET['c'] ?? '';
+if ($command == 'sm') {
 	startManager();
-} elseif ($_GET['c'] == 'km') {
+} elseif ($command == 'km') {
 	killManager();
 } else {
 	$mRunning = __isManagerRunning();
 	$tActive = ($mRunning !== false) ? ticksActive() : false;
 
 	// Run tick manually
-	if ($_GET['c'] == 'rt' && $_GET['g'] != '' && $_GET['t'] != '') {
+	if ($command == 'rt' && $_GET['g'] != '' && $_GET['t'] != '') {
 		$__runFromAdmin = true;
 		$__adminParams = array($_GET['g'], $_GET['t']);
 		__logAdmin("is running tick " . join("::", $__adminParams));
@@ -102,10 +103,10 @@ if ($_GET['c'] == 'sm') {
 
 	} else {
 		// Enable / disable ticks
-		if ($tActive === true && $_GET['c'] == 'dt') {
+		if ($tActive === true && $command == 'dt') {
 			disableTicks();
 			$tActive = 'pending';
-		} elseif ($mRunning !== false && $tActive === false && $_GET['c'] == 'et') {
+		} elseif ($mRunning !== false && $tActive === false && $command == 'et') {
 			enableTicks();
 			$tActive = 'pending';
 		}

scripts/game/beta5/actions/getUniverseOverview.inc

@@ -72,7 +72,8 @@ class beta5_getUniverseOverview
 		return array(
 			$pc, $gr['points'], $gr['ranking'], $cr['points'], $cr['ranking'],
 			$mr['points'], $mr['ranking'], $fr['points'], $fr['ranking'],
-			$or['points'], $or['ranking'], $ir['points'], $ir['ranking']
+            $or['points'] ?? "", $or['ranking'] ?? "",
+            $ir['points'] ?? "", $ir['ranking'] ?? ""
 		);
 	}
 }

scripts/game/beta5/alliance/library/getPrivileges.inc

@@ -26,7 +26,7 @@ class beta5_alliance_getPrivileges {
 		);
 
 		$pi = $this->players->call('get', $p);
-		if (is_null($pi['aid'])) {
+		if (!isset($pi['aid'])) {
 			return $nr;
 		}
 

scripts/game/beta5/fleet/library/getPower.inc

@@ -12,7 +12,7 @@ class beta5_fleet_getPower {
 
 	// Computes a fleet's power
 	function run($pl, $g, $f, $c, $b) {
-		if (!is_array($this->ePower[$pl])) {
+		if (!isset($this->ePower[$pl])) {
 			$r = $this->rules->call('get', $pl);
 			$a = array('gaship','fighter','cruiser','bcruiser');
 			$this->ePower[$pl] = array();

scripts/game/beta5/forums/library/getStructure.inc

@@ -69,7 +69,7 @@ class beta5_forums_getStructure {
 
 		// Get alliance forums
 		$ap = $this->alliance->call('getPrivileges', $player);
-		if ($ap['f_read'] || $ap['f_mod']) {
+		if (($ap['f_read'] ?? false) || ($ap['f_mod'] ?? false)) {
 			$rv['A#'.$pi['aid']] = array(
 				"id"		=> $pi['aid'],
 				"type"		=> "A",

scripts/game/beta5/planet/library.inc

@@ -55,7 +55,7 @@ class beta5_planet_library {
 		$r = dbFetchHash($q);
 		$r["rename"] = ($r['rename'] == 't') ? 1 : 0;
 
-		if (is_null($this->pOwner[$r['id']])) {
+		if (!isset($this->pOwner[$r['id']])) {
 			$this->pOwner[$r['id']] = $r['owner'];
 		}
 

scripts/game/beta5/player/library/get.inc

@@ -17,7 +17,7 @@ class beta5_player_get {
 			return null;
 		}
 
-		if (is_array($this->lib->mainClass->players[$id])) {
+		if (isset($this->lib->mainClass->players[$id])) {
 			if (!$quitOk && $this->lib->mainClass->players[$id]["quit"] == "1") {
 				return null;
 			}
@@ -46,7 +46,7 @@ class beta5_player_get {
 			"vac"	=> ($a[10] == 't'),
 		);
 
-		if (is_null($this->lib->mainClass->pNames[$id])) {
+		if (!isset($this->lib->mainClass->pNames[$id])) {
 			$this->lib->mainClass->pNames[$id] = $pinf['name'];
 		}
 

scripts/game/beta5/player/library/isOnVacation.inc

@@ -17,7 +17,7 @@ class beta5_player_isOnVacation {
 			return true;
 		}
 
-		if ($this->lib->game->params['novacation'] == 1) {
+		if ($this->lib->game->params['novacation'] ?? 0 == 1) {
 			return false;
 		}
 

scripts/game/beta5/rules/library.inc

@@ -1,10 +1,11 @@
 <?php
 
 class beta5_rules_library {
-	var $index = array(
+	public $index = array(
 		'change',
 		'get'
-	);
+    );
+    public $rules = [];
 
 
 	public function __construct($lib) {

scripts/game/beta5/rules/library/get.inc

@@ -11,7 +11,7 @@ class beta5_rules_get {
 	// Loads rules for a player
 	function run($pid) {
 		$apid = is_null($pid) ? ' ' : $pid;
-		if (is_array($this->lib->mainClass->rules[$apid])) {
+		if (isset($this->lib->mainClass->rules[$apid])) {
 			return $this->lib->mainClass->rules[$apid];
 		}
 

scripts/game/main/manual/library/search.inc

@@ -22,8 +22,8 @@ class main_manual_search {
 		$required = $excluded = $normal = array();
 		$tl = explode(' ', $text);
 		foreach ($tl as $word) {
-			if ($word{0} == '+' || $word{0} == '-') {
-				$qual = $word{0};
+			if ($word[0] == '+' || $word[0] == '-') {
+				$qual = $word[0];
 				$word = substr($word, 1);
 			} else {
 				$qual = '';

scripts/lib/ajax.inc

@@ -21,28 +21,28 @@ class ajax {
 
 		// Get AJAX functions from handler
 		$a1 = is_array($handler->ajax) ? $handler->ajax : array();
-		if (is_array($a1['func'])) {
+		if (isset($a1['func'])) {
 			ajax::$fHandler = $a1['func'];
-			$ml = is_array($a1['method']) ? $a1['method'] : array();
+			$ml = is_array($a1['method'] ?? null) ? $a1['method'] : array();
 			foreach ($a1['func'] as $f) {
-				$m = ($ml[$f] == "") ? ($handler->ajaxPOST ? "POST" : "GET") : $ml[$f];
+				$m = ($ml[$f] ?? "" == "") ? ($handler->ajaxPOST ?? false ? "POST" : "GET") : $ml[$f];
 				ajax::$method[$f] = $m;
 			}
 		}
 
 		// Get theme-specific AJAX functions
 		$a2 = ajax::getTheme();
-		if (is_array($a2['func'])) {
+		if (isset($a2['func'])) {
 			ajax::$fTheme = $a2['func'];
-			$ml = is_array($a2['method']) ? $a2['method'] : array();
+			$ml = is_array($a2['method'] ?? null) ? $a2['method'] : array();
 			foreach ($a2['func'] as $f) {
-				$m = ($ml[$f] == "") ? ($handler->ajaxPOST ? "POST" : "GET") : $ml[$f];
+				$m = ($ml[$f] ?? "" == "") ? ($handler->ajaxPOST ?? false ? "POST" : "GET") : $ml[$f];
 				ajax::$method[$f] = $m;
 			}
 		}
 
 		// Create init string
-		ajax::$init = $a2['init'] . $a1['init'];
+		ajax::$init = ($a2['init'] ?? '') . ($a1['init'] ?? '');
 	}
 
 

scripts/lib/db_connection.inc

@@ -307,7 +307,7 @@ class db {
 	}
 
 	public function getGameAccess($prefix) {
-		if (is_null($this->accessors[$prefix])) {
+		if (!isset($this->accessors[$prefix])) {
 			$this->accessors[$prefix] = new db_accessor($this, $prefix);
 		}
 		return $this->accessors[$prefix];

scripts/lib/engines/page.inc

@@ -316,7 +316,7 @@ class display_engine {
 			return;
 		}
 
-		if (tracking::$data['bat']) {
+		if (tracking::$data['bat'] ?? false) {
 			// User tried to log in after being kicked
 			session::kill();
 			$this->displayKicked();

scripts/lib/engines/rpc.inc

@@ -54,7 +54,7 @@ class display_engine {
 			return;
 		}
 
-		if (tracking::$data['bat']) {
+		if (isset(tracking::$data['bat'])) {
 			// User tried to log in after being kicked
 			session::kill();
 

scripts/lib/game.inc

@@ -6,6 +6,7 @@ class game {
 	private $__status = null;
 	private $__firstTick = null;
 	private $__lastTick = null;
+    public $db = null;
 
 	function __construct($version, $name, $namespace, $public, $canJoin, $text) {
 		$this->version		= $version;
@@ -48,7 +49,7 @@ class game {
 
 
 	private function __loadActionObject() {
-		if ($this->actionObj) {
+		if (isset($this->actionObj)) {
 			return;
 		}
 

scripts/lib/handler.inc

@@ -47,7 +47,7 @@ class handler {
 		 */
 
 		// Get the list of supported engines
-		if (is_array($handler->engines)) {
+		if (isset($handler->engines) && is_array($handler->engines)) {
 			$engines = $handler->engines;
 		} else {
 			$engines = array('page', 'css', 'js', 'rpc');

scripts/lib/output.inc

@@ -111,7 +111,7 @@ function handleInput() {
 	engine::$e->initSession();
 	engine::$e->checkAuth();
 
-	if (is_array($_SESSION) && is_array(config::$main['trace'])
+	if (isset($_SESSION) && is_array(config::$main['trace'])
 			&& in_array($_SESSION['userid'], config::$main['trace'])) {
 
 		$path = input::$path;

scripts/lib/prefs.inc

@@ -15,7 +15,7 @@ class prefs {
 		while ($r = dbFetchHash($qr)) {
 			$v = $r['version'];
 			$i = $r['id'];
-			if (!is_array(prefs::$prefs[$v])) {
+			if (!isset(prefs::$prefs[$v])) {
 				prefs::$prefs[$v] = array();
 			}
 			prefs::$prefs[$v][$i] = $r['value'];
@@ -96,7 +96,7 @@ class prefs {
 		}
 
 		list($version, $name) = explode('/', $path);
-		if (is_array(prefs::$prefs[$version])) {
+		if (isset(prefs::$prefs[$version])) {
 			$v = prefs::$prefs[$version][$name];
 		} else {
 			$v = null;

scripts/lib/tick.inc

@@ -19,11 +19,11 @@ class tick_definition {
 	}
 
 	function getName($lang) {
-		return ($this->text[$lang] ? $this->text[$lang][0] : "");
+		return isset($this->text[$lang]) ? $this->text[$lang][0] : "";
 	}
 
 	function getDescription($lang) {
-		return ($this->text[$lang] ? $this->text[$lang][1] : "");
+		return isset($this->text[$lang]) ? $this->text[$lang][1] : "";
 	}
 
 	function getPath() {

scripts/lib/tick_manager.inc

@@ -34,6 +34,7 @@ class tick_manager {
 			}
 		}
 
+        l::debug("cache dir : " . config::$main['cachedir']);
 		if (file_exists(config::$main['cachedir'] . "/stop_ticks")) {
 			unlink(config::$main['cachedir'] . "/stop_ticks");
 			$this->ticksStopped = true;

scripts/lib/tracking.inc

@@ -121,7 +121,7 @@ class tracking {
 		tracking::$cName = config::getParam('trackname');
 
 		list($trackId,$trackNew) = tracking::readId();
-		if (handler::$h->noTracking && (is_null($trackId) || $trackNew)) {
+		if (handler::$h->noTracking ?? false && (is_null($trackId) || $trackNew)) {
 			tracking::$disabled = true;
 			return;
 		}

scripts/site/beta5/handlers/overview.inc

@@ -10,7 +10,7 @@ class page_handler {
 	public function getOverview() {
 		$overview = $this->game->action('getOverview', $_SESSION[game::sessName()]['player'],
 			getLanguage());
-		$result = array($_SESSION[game::sessName()]['ov_complete'] ? "1" : "0");
+		$result = array($_SESSION[game::sessName()]['ov_complete'] ?? false ? "1" : "0");
 
 		// Protection level
 		array_push($result, $overview['protection']);
@@ -18,7 +18,7 @@ class page_handler {
 		// Communications overview
 		$data = $overview['comms'];
 		array_push($result, count($data['folders']['CUS']) . "#" . count($data['forums']['general'])
-			. "#" . count($data['forums']['alliance']) . "#" . $data['forums']['allianceID']);
+			. "#" . count($data['forums']['alliance']) . "#" . ($data['forums']['allianceID'] ?? ''));
 
 		// Messages in default folders
 		$dFld = array('IN', 'INT', 'OUT');
@@ -75,7 +75,7 @@ class page_handler {
 	}
 
 	public function switchOvMode() {
-		$_SESSION[game::sessName()]['ov_complete'] = ! $_SESSION[game::sessName()]['ov_complete'];
+		$_SESSION[game::sessName()]['ov_complete'] = !( $_SESSION[game::sessName()]['ov_complete'] ?? false );
 	}
 
 	public function handle($input) {

scripts/site/beta5/handlers/preferences.inc

@@ -2,17 +2,20 @@
 
 class	page_handler
 {
-	var	$needsAuth = true;
-	var	$ajax = array();
+    private $mailError = null;
+    private $passError = null;
 
-	function checkMail($a) {
+	public $needsAuth = true;
+	public $ajax = array();
+
+	private static function checkMail($a) {
 		return preg_match(
-			'/^[A-Za-z0-9_\.\-\+]+@([A-Za-z0-9_\.\-\+]+)+\.[A-Za-z]{2,6}/',
+			'/^[A-Za-z0-9_\.\-\+]+@([A-Za-z0-9_\.\-\+]+)+\.[A-Za-z]{2,6}$/',
 			$a
 		);
 	}
 
-	function checkPassword($op, $np, $cp) {
+	private function checkPassword($op, $np, $cp) {
 		$q = dbQuery("SELECT password FROM account WHERE id=".$_SESSION['userid']);
 		if (!$q) {
 			$this->passError = 1;
@@ -44,8 +47,7 @@ class	page_handler
 		}
 	}
 
-	function	checkFormData($input)
-	{
+	private function checkFormData($input) {
 		$pLang = array('fr', 'en');
 		if	(in_array($input['lang'], $pLang))
 			prefs::set('main/language', $input['lang']);
@@ -65,7 +67,7 @@ class	page_handler
 		if	(preg_match('/^[0-4]$/', $input['fs']))
 			prefs::set('main/font_size', $input['fs']);
 
-		if	($this->checkMail($input['mail']))
+		if	(self::checkMail($input['mail']))
 			dbQuery("UPDATE account SET email='".$input['mail']."' WHERE id=".$_SESSION['userid']);
 		else
 			$this->mailError = preg_replace('/"/', '"', $input['mail']);
@@ -91,7 +93,7 @@ class	page_handler
 			$this->checkPassword($input['opass'], $input['npass'], $input['cpass']);
 	}
 
-	function handleQuit() {
+	private function handleQuit() {
 		if (gameAction('isFinished')) {
 			return;
 		}
@@ -103,9 +105,9 @@ class	page_handler
 			gameAction('setPlayerQuit', $pid);
 	}
 
-	function	handle($input)
+	public function handle($input)
 	{
-		if	(!is_null($input['quit']))
+		if	(isset($input['quit']))
 			$this->handleQuit();
 		elseif	($input['col'] != "")
 			$this->checkFormData($input);

scripts/site/beta5/layout/default/ajax.inc

@@ -7,7 +7,8 @@ function thm_getHeaderData() {
 
 	$pi = $pLib->call('get', $player);
 	$newMsg = ($mLib->call('getNew', $player) > 0) ? 1 : 0;
-	return	time() . "#{$pi['name']}#{$pi['cash']}#$newMsg#{$pi['alliance']}";
+    $alliance = $pi['alliance'] ?? '';
+	return	time() . "#{$pi['name']}#{$pi['cash']}#$newMsg#$alliance";
 }
 
 function thm_getHeaderPList() {

scripts/site/beta5/layout/default/header.en.inc

@@ -71,7 +71,7 @@ $alliance	= $game->getLib('beta5/alliance');
 
 $player = $_SESSION[game::sessName()]['player'];
 $pInfo = $players->call('get', $player);
-if ($pInfo['aid']) {
+if (isset($pInfo['aid'])) {
 	$privileges = $alliance->call('getPrivileges', $player);
 	$techTrade = ($privileges['tech_trade'] > 0);
 } else {

scripts/site/beta5/page.inc

@@ -22,10 +22,10 @@ class page_layout {
 
 		// Generate CSS and JS resources
 		$this->generateStylesheets($pg, $thm, $fs, $col);
-		if (is_null(handler::$h->customJS)) {
-			$this->generateJS($pg, $thm, $col, $lg, $tt, $fs);
-		} else {
+		if (isset(handler::$h->customJS)) {
 			$this->jsRes = handler::$h->customJS;
+		} else {
+			$this->generateJS($pg, $thm, $col, $lg, $tt, $fs);
 		}
 
 		if (!is_null($this->cssRes)) {
@@ -37,7 +37,14 @@ class page_layout {
 
 		// Generate HTML body tag
 		echo "</head><body";
-		if (is_null(handler::$h->customJS)) {
+		if (isset(handler::$h->customJS)) {
+			if (!is_null(handler::$h->customJS['load'])) {
+				echo " onload='" . handler::$h->customJS['load'] . "'";
+			}
+			if (!is_null(handler::$h->customJS['unload'])) {
+				echo " onunload='" . handler::$h->customJS['unload'] ."'";
+			}
+		} else {
 			if (ajax::$init != "" || $tt) {
 				echo " onload='lwAutoInit();'";
 			}
@@ -45,20 +52,13 @@ class page_layout {
 				echo " onunload='tt_Disable()'";
 			}
 			echo ">\n";
-		} else {
-			if (!is_null(handler::$h->customJS['load'])) {
-				echo " onload='" . handler::$h->customJS['load'] . "'";
-			}
-			if (!is_null(handler::$h->customJS['unload'])) {
-				echo " onunload='" . handler::$h->customJS['unload'] ."'";
-			}
 		}
 
 		// Load the header
-		if (is_null(handler::$h->customHeader)) {
-			$hdr = "header";
-		} else {
+		if (isset(handler::$h->customHeader)) {
 			$hdr = handler::$h->customHeader;
+		} else {
+			$hdr = "header";
 		}
 		$this->includeFile("{$this->dir}/layout/$thm/$hdr.$lg.inc");
 	}
@@ -69,15 +69,15 @@ class page_layout {
 		$col = prefs::get('main/colour', 'purple');
 		$thm = prefs::get('beta5/theme', "default");
 
-		if (is_null(handler::$h->customFooter)) {
-			$ftr = "footer";
-		} else {
+		if (isset(handler::$h->customFooter)) {
 			$ftr = handler::$h->customFooter;
+		} else {
+			$ftr = "footer";
 		}
 		$this->includeFile("{$this->dir}/layout/$thm/$ftr.$lg.inc");
 
 		// Tooltips
-		if ($tt && is_null(handler::$h->customJS)) {
+		if ($tt && !isset(handler::$h->customJS)) {
 			echo "<div id='ttPlaceHolderReserved'></div>";
 			$f = getStatic("beta5/js/tt_{$thm}_$col.js");
 			if (!is_null($f)) {

scripts/site/main/handlers/create.inc

@@ -104,7 +104,7 @@ class page_handler {
 			tracking::$data['readDisclaimer'] = true;
 			$this->output = "disclaimer";
 			$this->data = true;
-		} elseif (tracking::$data['bat']) {
+		} elseif (isset(tracking::$data['bat'])) {
 			$this->output = "kicked";
 		} elseif ($input['create'] == "") {
 			$this->output = "create";