Php > Miscellaneous

Simple Guest Book

Simple Guest Book

<?php 

$file='./g.txt'; 

/* you don't need to edit anything below here*/

error_reporting(1); 
$mode=$_GET['mode']; 
if($mode!='view' && $mode!='sign') $mode=$_POST['mode']; 
if($mode!='view' && $mode!='sign') $mode='sign'; 
$name=$_POST['name']; 
$site=$_POST['site']; 
$comments=$_POST['comments']; 
$date=date('l, F dS, Y (g:i A T)'); 
$self=$_SERVER['PHP_SELF']; 

($handle=fopen($file,'a+') or die("Could not open file: $file")); 

if($mode=='sign') 
{ 
    if($name!='') fwrite($handle,"$date\n$name\n$site\n$comments\n"); 
    echo "<form method='post' action='$self'> 
    <input type='hidden' name='mode' value='sign'> 
    <b>Date</b>: $date 
    <p><b>Name</b>: <input type='text' name='name'> 
    <p><b>Website</b>: <input type='text' name='site'> 
    <p><b>Comments</b>:<br><textarea name='comments' cols='20' rows='8'></txtarea> 
    <p><input type='submit' value='Sign'> 
    </form> 
    <a href=\"$self?mode=view\">View Guestbook</a>"; 
} 
else 
{ 
    $a=array_reverse(file($file)); 
    for($i=0;$i<count($a)-3;$i+=4) 
    { 
        $web=$a[$i+1]; 
        if(substr($web,0,7)!='http://') $web="http://$web"; 
        echo '<b>Date</b>: '.htmlentities($a[$i+3]); 
        echo '<p><b>Name</b>: '.htmlentities($a[$i+2]); 
        echo "<p><b>Site</b>: <a href=\"$web\">".htmlentities($web).'</a>'; 
        echo '<p><b>Comments</b>:<br>'.htmlentities($a[$i]); 
        echo '<p><hr><p>'; 
    } 
    echo "<a href=\"$self?mode=sign\">Sign Guestbook</a>"; 
} 

fclose($handle); 

?>