transforming an old something in a component - Joomla! Forum - community, help and support

hi. wish know how transform php function made while ago... here old function.... i'm french canadian i'll summarize french part in squares...

code: select all

$notfound = '[error text]. <a href="'.htmlentities($_server['php_self']).'">[back]</a>';
if (!empty($_get['id'])){
    if (ctype_digit($_get['id'])){
        $sql = "select * craft id = {$_get['id']}";
        $req = mysql_query($sql)or die('erreur sql');
        if (mysql_num_rows($req) == '0'){
            echo $notfound;
        }

        else{
            while($data=mysql_fetch_assoc($req)){
                echo '<h2>'.$data['nom'].'</h2><br><img src="/img/craft/'.$data['blocimg'].'.png" border="0" alt="'.$data['nom'].'" title="'.$data['blocid'].'"/>'.$data['desc'].'<br></h2><br><img src="/img/craft/'.$data['blocimg'].'.craft.png" border="0"/>';
            }
        }
    }
    else{
        echo $notfound;
    }
}
else{
    echo'[welcome,explanations, , list]';
    $sql = "select id, blocid, blocimg, nom craft order blocid asc";
    $req = mysql_query($sql)or die('erreur sql');
    while($data=mysql_fetch_assoc($req)){
        echo '<a href="'.htmlentities($_server['php_self']).'?id='.$data['id'].'" title="'.$data['nom'].'"><img src="/img/craft/'.$data['blocimg'].'.png" border="0" alt="'.$data['nom'].'"/></a> ';
    }
}


i manually adding text via phpmyadmin. basically, knows minecraft, crafting guide.

thanks lot