fix panel details (number of cpu core for Windows) (#340)

fix panel details (number of cpu core for Windows)

Author: MSS970

panellib/analyze.php

@@ -2000,10 +2000,10 @@ function analyse_tree_host_graph_detail() {
 
 	$cpu_cores = 0;
 	if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
-		$output = shell_exec('wmic cpu get NumberOfCores');
+		$output = shell_exec("powershell -Command \"Get-WmiObject Win32_Processor | Select-Object NumberOfLogicalProcessors\"");
 		if (!is_null($output) && $output !== false) {
-			$lines = preg_split('/\r\n|\r|\n/', $output);
-			$cpu_cores = $lines[1];
+			preg_match_all('/\d+/', $output, $matches);
+			$cpu_cores = array_sum($matches[0]);
 		}
 	} elseif (substr_count(strtolower(PHP_OS), 'darwin')) {
 		$cpu_cores = shell_exec('sysctl -n hw.ncpu');