[Improve][Modularization][Webpage]

2021.09.27 / Folus Wen

Actions:
1. EVSE/rootfs/var/www/valid.php skip copy valid_info which size less than 20 bytes from /Storage to /var/www.

Files:
1. As follow commit history

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Hardware PWB P/N : XXXXXXX
Hardware Version : XXXXXXX

EVSE/rootfs/var/www/valid.php

@@ -1,16 +1,20 @@
 <?php
-	class Valid	{
+	class Valid	
+	{
 		var $isSuccess;
 			
 		function validUser($user, $passwd)
 		{
-			if(file_exists("/Storage/valid_info")){
-				exec("cp /Storage/valid_info valid_info");
+			if(file_exists("/Storage/valid_info"))
+			{
+				if(filesize("/Storage/valid_info") > 20)
+					exec("cp /Storage/valid_info valid_info");
 			}
 			$array = json_decode(file_get_contents("valid_info"), true);
 			$isSuccess = false;
 			
-			foreach ($array as $key => $value) {				 
+			foreach ($array as $key => $value)
+			{				 
 				if(($user == $key) && (md5($passwd) == $value))
 				{
 					$isSuccess = true;
@@ -21,4 +25,4 @@
 			return $isSuccess;
 		}
 	}
-?>
+?>