Fix A LOT of type problems, logic flaws, uninitialized variables etc.

Most of them were found by phpstorm, so I put in some time and
went through the list, fixing quite a bunch of them.

3 files changed, 8 insertions, 9 deletions

diff --git a/modules-available/statistics/inc/parser.inc.php b/modules-available/statistics/inc/parser.inc.php
index acf6ebd4..679055a7 100644
--- a/modules-available/statistics/inc/parser.inc.php
+++ b/modules-available/statistics/inc/parser.inc.php
@@ -99,8 +99,8 @@ class Parser {
 		$hdds = array();
 		// Could have more than one disk - linear scan
 		$lines = preg_split("/[\r\n]+/", $data);
-		$dev = false;
 		$i = 0;
+		$mbrToMbFactor = $sectorToMbFactor = 0;
 		foreach ($lines as $line) {
 			if (preg_match('/^Disk (\S+):.* (\d+) bytes/i', $line, $out)) {
 				// --- Beginning of MBR disk ---
@@ -260,7 +260,6 @@ class Parser {
 	public static function parseSmartctl(&$hdds, $data)
 	{
 		$lines = preg_split("/[\r\n]+/", $data);
-		$i = 0;
 		foreach ($lines as $line) {
 			if (preg_match('/^NEXTHDD=(.+)$/', $line, $out)) {
 				unset($dev);
diff --git a/modules-available/statistics/page.inc.php b/modules-available/statistics/page.inc.php
index c3ecf52b..bd67123e 100644
--- a/modules-available/statistics/page.inc.php
+++ b/modules-available/statistics/page.inc.php
@@ -622,7 +622,6 @@ class Page_Statistics extends Page
 			. ' badsectors ' . $xtra . ' FROM machine'
 			. " $join WHERE $where $sort", $args);
 		$rows = array();
-		$NOW = time();
 		$singleMachine = 'none';
 		while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
 			if ($singleMachine === 'none') {
@@ -894,7 +893,7 @@ class Page_Statistics extends Page
 				continue; // Don't differentiate between session and idle for non-clients
 			if ($first && $row['dateline'] > $cutoff && $client['lastboot'] > $cutoff) {
 				// Special case: offline before
-				$spans['graph'] .= '<div style="background:#444;left:0%;width:' . round((min($row['dateline'], $client['lastboot']) - $cutoff) * $scale, 2) . '%">&nbsp;</div>';
+				$spans['graph'] .= '<div style="background:#444;left:0;width:' . round((min($row['dateline'], $client['lastboot']) - $cutoff) * $scale, 2) . '%">&nbsp;</div>';
 			}
 			$first = false;
 			if ($row['dateline'] + $row['data'] < $cutoff || $row['data'] > 864000) {
@@ -931,10 +930,10 @@ class Page_Statistics extends Page
 		}
 		if ($first && $client['lastboot'] > $cutoff) {
 			// Special case: offline before
-			$spans['graph'] .= '<div style="background:#444;left:0%;width:' . round(($client['lastboot'] - $cutoff) * $scale, 2) . '%">&nbsp;</div>';
+			$spans['graph'] .= '<div style="background:#444;left:0;width:' . round(($client['lastboot'] - $cutoff) * $scale, 2) . '%">&nbsp;</div>';
 		} elseif ($first) {
 			// Not seen in last two weeks
-			$spans['graph'] .= '<div style="background:#444;left:0%;width:100%">&nbsp;</div>';
+			$spans['graph'] .= '<div style="background:#444;left:0;width:100%">&nbsp;</div>';
 		}
 		if (isset($client['state_occupied'])) {
 			$spans['graph'] .= '<div style="background:#e99;left:' . round(($client['logintime'] - $cutoff) * $scale, 2) . '%;width:' . round(($NOW - $client['logintime'] + 900) * $scale, 2) . '%">&nbsp;</div>';
diff --git a/modules-available/statistics/templates/filterbox.html b/modules-available/statistics/templates/filterbox.html
index 31daabc6..32464031 100644
--- a/modules-available/statistics/templates/filterbox.html
+++ b/modules-available/statistics/templates/filterbox.html
@@ -105,6 +105,7 @@ var slxFilterNames = {
 slxLocations = {{{locations}}};
 
 var slxFilterDel = '{{delimiter}}';
+var $modal, $queryForm;
 
 
 document.addEventListener("DOMContentLoaded", function () {
@@ -217,7 +218,7 @@ function popupFilter(field) {
 function addFilterFromForm() {
 	var argument1 = $('#argumentInput').val();
 	var argument2 = $('#argumentSelect').val();
-	var argument = argument1 == '' ? argument2 : argument1;
+	var argument = argument1 ? argument1 : argument2;
 	var col = $('#columnSelect').val();
 	var op = $('#operatorSelect').val();
 
@@ -246,8 +247,8 @@ function toggleSort(field) {
 
 /* equal sign should always be first, the rest doesn't matter*/
 function myOpSort(a,b) {
-	if (a == '=') { return -1; }
-	else if (a == b) {return 0}
+	if (a === '=') { return -1; }
+	else if (a === b) {return 0}
 	else { return 1;}
 
 }