/media/sda-magnetic/david/Dok-15-2023-11-27/informatik/www-intel-compute-stick-2022-06-13/mysocial20220408/freundschaftsanfragebestaetigen.php

<?php 
session_start ();
?>
<link rel="stylesheet" href="./styles/styles.css">
<script src="./styles/styles.js"></script>
<a href="./search.php">Andere Nutzer anzeigen</a>
<?php 
include ('./styles/head.php');
?>
<br><br>
<?php 
if (!isset($_SESSION ["name"])) 
    echo "Sie m&uuml;ssen angemeldet sein<br>\n";
else {
    include  ('/home/david/mysqldata.php');
    $handle = mysql_connect ("127.0.0.1", $MYSQL_NAME, $MYSQL_PASSWORD);
    mysql_query ("USE mysocial_database");
    $myname = htmlentities (mysql_real_escape_string ($_SESSION ["name"], $handle));
    
    $str = $_GET ["freundschaftsanfrage"];
    
    for ($i = 0;  $i < sizeof ($str); $i++) {
        $str1 = htmlentities (mysql_real_escape_string($str [$i], $handle));
        $result = mysql_query ("SELECT * FROM freundschaftsanfrage WHERE nicknamevon=\"" . $str1 . "\"", $handle);
        if (mysql_num_rows ($result) == 0)
            echo $str1 . "  hat ihnen keine Freundschaftanfrage gesendet<br>\n";
        else {
            $result = mysql_query ("SELECT * FROM freunde WHERE freund1=\"" . $str1 . "\" AND freund2=\"" . $myname  ."\" OR freund2=\"" . $str1 . "\" AND freund1=\"" . $myname  ."\"", $handle);
            if (mysql_num_rows ($result) != 0)
                echo "Ihr seid bereits Freunde<br>\n";
            else
                mysql_query ("INSERT INTO freunde VALUES (\"". $myname ."\",\"" . $str1 . "\")", $handle);
        }
    }
    mysql_close ($handle);
}
?>