/**
* prepareMessage()
*
* Prepare incoming message data for storage
*/
function prepareMessage(&$name, $text)
{
$message = array();
// Parse text for commands and format accordingly
$cmd = getCommand($text);
// Perform some custom prefiltering
$name = prefilterName($name);
$text = $cmd == 'link' ? preFilterLink($text) : preFilterText($text);
// HTML filter
$filter = new lib_filter();
$action = false;
switch ($cmd) {
case 'action':
// Action
$action = true;
$text = $filter->go(mb_substr($text, 3));
break;
case 'link':
// AutoLink
// Grab the URL from the message
$input = explode(' ', trim($text));
$url = array_shift($input);
if (mb_substr($url, 0, 4) == 'www.') {
$url = 'http://' . $url;
}
$urlparts = @parse_url($url);
if (array_key_exists('host', $urlparts)) {
// Url is most likely valid (parse_url() is
// not the best way to check this)
if (count($input) > 0) {
// There is link text
$urltext = implode(' ', $input);
} else {
// the url becomes the link text, and is shotened if necessary
$urltext = mb_strlen($url) > 40 ? str_shorten($url, 25) : $url;
}
$text = '<a href="' . htmlentities($url) . '"';
$text .= 'title="[' . htmlentities($urlparts['host']) . ']" rel="external">';
$text .= htmlentities($urltext) . '</a>';
} else {
// Url is most likely invalid
return false;
}
break;
default:
// No command
$text = $filter->go($text);
break;
}
if (mb_strlen(trim($text)) == 0) {
// Message text is invalid
return false;
}
$message['action'] = $action;
$message['time'] = time();
$message['name'] = $name;
$message['text'] = $text;
return $message;
}
function strshort($string, $length, $append = '...')
{
return str_shorten($string, $length, $append);
}
