Some code-beautify things

Signed-off-by: Patrik Kernstock <info@pkern.at>

1 files changed, 10 insertions, 10 deletions

diff --git a/lib/SystemStatistics.php b/lib/SystemStatistics.php
index d3b0363..9a57249 100644
--- a/lib/SystemStatistics.php
+++ b/lib/SystemStatistics.php
@@ -87,7 +87,7 @@ class SystemStatistics {
 	}
 
 	/**
-	 * get available and free memory including both RAM and Swap
+	 * Get available and free memory including both RAM and Swap
 	 *
 	 * @return array with the two values 'mem_free' and 'mem_total'
 	 */
@@ -100,24 +100,24 @@ class SystemStatistics {
 		//If FreeBSD is used and exec()-usage is allowed
         if (PHP_OS === 'FreeBSD' && $this->is_function_enabled('exec')) {
 			//Read Swap usage:
-			exec("/usr/sbin/swapinfo",$return,$status);
-			if ($status===0 && count($return) > 1) {
+			exec("/usr/sbin/swapinfo", $return, $status);
+			if ($status === 0 && count($return) > 1) {
 				$line = preg_split("/[\s]+/", $return[1]);
 				if(count($line) > 3) {
-					$swapTotal = (int) $line[3];
-					$swapFree = $swapTotal- (int) $line[2];
+					$swapTotal = (int)$line[3];
+					$swapFree = $swapTotal - (int)$line[2];
 				}
 			}
 			unset($status);
 			unset($return);
 			//Read Memory Usage
-			exec("/sbin/sysctl -n hw.physmem hw.pagesize vm.stats.vm.v_inactive_count vm.stats.vm.v_cache_count vm.stats.vm.v_free_count",$return,$status);
-			if ($status===0) {
-				$return=array_map('intval',$return);
+			exec("/sbin/sysctl -n hw.physmem hw.pagesize vm.stats.vm.v_inactive_count vm.stats.vm.v_cache_count vm.stats.vm.v_free_count", $return, $status);
+			if ($status === 0) {
+				$return = array_map('intval', $return);
 				if ($return === array_filter($return, 'is_int')) {
 					return [
-						'mem_total' => (int) $return[0]/1024,
-						'mem_free' => (int) $return[1]*($return[2]+$return[3]+$return[4])/1024,
+						'mem_total' => (int)$return[0]/1024,
+						'mem_free' => (int)$return[1] * ($return[2] + $return[3] + $return[4]) / 1024,
 						'swap_free' => (isset($swapFree)) ? $swapFree : 'N/A',
 						'swap_total' => (isset($swapTotal)) ? $swapTotal : 'N/A'
 					];