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<?
function check_textfield($message) {
global $allowed_html;
return strip_tags(str_replace("\"", """, stripslashes($message)), $allowed_html);
}
function check_textarea($message) {
global $allowed_html;
return htmlspecialchars(strip_tags(stripslashes($message), $allowed_html));
}
function check_input($message) {
global $allowed_html, $submission_size;
return strip_tags(addslashes(substr($message, 0, $submission_size)), $allowed_html);
}
function check_code($message) {
return $message;
}
function check_output($message, $nl2br = 0) {
global $allowed_html;
if ($nl2br == 1) return nl2br(strip_tags(stripslashes($message), $allowed_html));
else return strip_tags(stripslashes($message), $allowed_html);
}
function format_plural($count, $singular, $plural) {
return ($count == 1) ? "$count $singular" : "$count $plural";
}
function format_interval($timestamp) {
if ($timestamp >= 86400) {
$output .= format_plural(floor($timestamp / 86400), "day ", "days ");
$timestamp = $timestamp % 86400;
}
if ($timestamp >= 3600) {
$output .= format_plural(floor($timestamp / 3600), "hour ", "hours ");
$timestamp = $timestamp % 3600;
}
if ($timestamp >= 60) {
$output .= floor($timestamp / 60) ." min ";
$timestamp = $timestamp % 60;
}
if ($timestamp > 0) {
$output .= "$timestamp sec";
}
return ($output) ? $output : "0 sec";
}
function format_date($timestamp, $type = "medium") {
global $user;
$timestamp += ($user->timezone) ? $user->timezone - date("Z") : 0;
switch ($type) {
case "small":
$date = date("D, m/d/y - H:i", $timestamp);
break;
case "medium":
$date = date("l, m/d/Y - H:i", $timestamp);
break;
case "large":
$date = date("D, M d, Y - H:i", $timestamp);
break;
case "extra large":
$date = date("l, F dS, Y - H:i", $timestamp);
break;
default:
$date = date("D, M d, Y - H:i", $timestamp);
}
return $date;
}
function format_data($field, $replacement = "<I>na</I>") {
return ($field) ? $field : $replacement;
}
function format_username($username, $admin = 0) {
if ($username) return ($admin) ? "<A HREF=\"admin.php?mod=account&op=view&name=$username\">$username</A>" : "<A HREF=\"account.php?op=view&name=$username\">$username</A>";
else { global $anonymous; return $anonymous; }
}
function format_email($address) {
return ($address) ? "<A HREF=\"mailto:$address\">$address</A>" : format_data($address);
}
function format_url($address, $description = "") {
// POSSIBLE EXTENSIONS:
// 1. add `http://' in case it's missing.
// 2. add a trailing `/' in case it's missing.
// 3. remove any parameters in the URI.
$description = ($description) ? $description : $address;
return ($address) ? "<A HREF=\"$address\">$description</A>" : format_data($address);
}
?>
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