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<?php
// Guestbook for Gopher
session_start();
$db = new PDO("sqlite:db/guestbook.db");
$db -> setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$stm="CREATE TABLE IF NOT EXISTS log (
id integer primary key autoincrement,
sessionid TEXT,
msg TEXT,
date TEXT
);";
$db -> exec($stm);
$i="";
if (getenv("SEARCHREQUEST") !== false) {
$msg=htmlentities(getenv("SEARCHREQUEST"));
$sessionid = $_SERVER["SESSION_ID"];
date_default_timezone_set('Europe/Paris');
$d = new DateTime();
$date = $d->format('r');
if ((isset($msg)) && (!empty($msg))) {
$i="i";
try {
$stm = $db->prepare("INSERT INTO log (sessionid,msg,date) VALUES (:sessionid,:msg,:date)");
$stm -> execute([ 'sessionid' => $sessionid, 'msg' => $msg, 'date' => $date ]);
} catch(Exception $e) {
$db->rollback();
throw $e;
}
}
}
// print out guestbook comments
$stm = $db->query("SELECT `sessionid`, `msg`,`date` FROM `log` ORDER BY id DESC");
while ($row = $stm->fetch()) {
$sessionid=$row['sessionid'];
$date=$row['date'];
$msg=$row['msg'];
if (!empty($msg)) {
// prepend "i" to each line if gophermap
echo $i."+".str_repeat("-", 65)."+\n";
echo $i."[".$sessionid."] ".date("H:i, l jS F Y", strtotime($date))."\n";
echo $i."+".str_repeat("-", 65)."+\n";
// get a clean string for passing to the shell
$msg = escapeshellarg(html_entity_decode($msg));
// format string newline on words
$msg = shell_exec("echo $msg | par w67");
// split lines to array
$ma = explode(PHP_EOL, $msg);
foreach ($ma as $msgline) {
$msgline = stripslashes(trim($msgline,'\'"'));
echo $i.$msgline."\n";
}
}
}
?>
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