From 62fb097a9b619d9a62b9316ff289cc57265053f1 Mon Sep 17 00:00:00 2001
From: xdrm-brackets <doowap31@gmail.com>
Date: Thu, 23 Feb 2017 16:53:28 +0100
Subject: [PATCH] [fix] free state file

---
 lib/mfrc522/source/loop.php | 18 ++++++++----------
 1 file changed, 8 insertions(+), 10 deletions(-)

diff --git a/lib/mfrc522/source/loop.php b/lib/mfrc522/source/loop.php
index 9f94774..7f54a53 100755
--- a/lib/mfrc522/source/loop.php
+++ b/lib/mfrc522/source/loop.php
@@ -5,7 +5,6 @@
 	require_once __DIR__.'/../../include/php/const';
 
 	$f_auth;
-	$f_gstate;
 	$f_accesslog;
 	$f_actions;
 
@@ -26,8 +25,8 @@
 	*/
 	function get_gstate(){
 
-		/* (1) Export global file descriptor */
-		global $f_gstate;
+		/* (1) Initialize file descriptor */
+		$f_gstate = new SplFileObject(STATE_CONF, 'r');
 
 		/* (2) Read first line */
 		$f_gstate->seek(0);
@@ -36,11 +35,13 @@
 		$state = preg_replace('@^\s+@', '', $state);
 		$state = preg_replace('@\s+$@', '', $state);
 
-		/* (3) Check data */
+		/* (3) Free file descriptor */
+
+		/* (4) Check data */
 		if( strlen($state) < 1 )
 			return false;
 
-		/* (4) Return global state */
+		/* (5) Return global state */
 		return $state;
 	}
 
@@ -111,7 +112,6 @@
 		global $f_accesslog;
 
 		/* (5) Update global state */
-		global $f_gstate;
 		$state = get_gstate();
 
 		// manage error
@@ -211,8 +211,7 @@
 
 
 		/* (2) Update the state file */
-		$f_gstate->seek(0);
-		$written = $f_gstate->fwrite($state);
+		$written = @file_put_contents(STATE_CONF, $state);
 
 		/* (3) Manage error */
 		if( $written === false )
@@ -251,7 +250,7 @@
 		/* [0] Initialize global variables
 		=========================================================*/
 		/* (1) File descriptiors */
-		global $f_auth, $f_accesslog, $f_gstate;
+		global $f_auth, $f_accesslog;
 
 		/* (2) Caches */
 		global $actions;
@@ -263,7 +262,6 @@
 		/* (1) Read accesses */
 		$f_auth      = new SplFileObject(AUTH_CONF, 'r');
 		$f_actions   = new SplFileObject(ACTIONS_CONF, 'r');
-		$f_gstate    = new SplFileObject(STATE_CONF, 'r+');
 
 		/* (2) Append accesses (logs) */
 		$f_accesslog = new SplFileObject(DEFAULT_DATA, 'a');