Simple PHP Guestbook Script.

http://justin.yi.org:99/guestbook.phps

By : Justin

<?php

/********************************************
* Simple PHP Guestbook *
* by Justin *
* Version 1.0 *
* 2003-Feb-01 *
* Works with PHP version 4.1.0 and higher *
********************************************/



/********************************************
* CHANGE THIS to the file you want *
* to store all the info in. *
* Make sure the file exists *
* and is CHMODed to 777 *
*********************************************/

$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>: $date
<p><b>Name</b>: <input type='text' name='name'>
<p><b>Website</b>: <input type='text' name='site'>
<p><b>Comments</b>:<br><textarea name='comments' cols='20' rows='8'></textarea>
<p><input type='submit' value='Sign'>
</form>
<a href=\"$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);

?>

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