
<?php
session_start();
?>
<html>
<body>
sgsdfs
<?php

$remove = False;
$tag = $_POST["tag"];
if ($_GET["r"] != "" ) {
	$remove = True;
	$tag = $_GET["r"];
}
$logins = json_decode( file_get_contents( 'data/login.json' ), true );
echo "loaded";
	foreach($logins as $login) {
		if ( $_SESSION["username"] == $login["username"] ) {
		echo "found";
			if ( $remove == False ) {
				$_SESSION["tags"] = $logins[$login["username"]]["tags"].",$tag";
				$logins[$login["username"]]["tags"] = $_SESSION["tags"];
				file_put_contents( 'data/login.json', json_encode( $logins));
				?>
					<script type="text/javascript">
					setTimeout("location.href ='mypage.php';", 100);
				</script>

				<?php
				break;
			} else {
				$tags = explode(",", $login["tags"]);
				$tagstring = "";
				foreach ($tags as $itag) {
					if ( $itag != $tag ) {
						$tagstring .= ",$itag";
					}
				}
				$logins[$login["username"]]["tags"] = $tagstring;
				$_SESSION["tags"] = $tagstring;
				file_put_contents( 'data/login.json', json_encode( $logins));
				?>
					<script type="text/javascript">
					setTimeout("location.href ='mypage.php';", 100);
				</script>

				<?php
				break;
			}
		}
	}
?>
</body>
</html>
