if ($cur_topic['poster_email'] != '' && !$panther_user['is_guest']) {
$item['author']['email'] = $cur_topic['poster_email'];
}
}
$feed['items'][] = $item;
}
// Output feed as PHP code
if (isset($cache_id)) {
if (!defined('FORUM_CACHE_FUNCTIONS_LOADED')) {
require PANTHER_ROOT . 'include/cache.php';
}
$content = '<?php' . "\n\n" . '$feed = ' . var_export($feed, true) . ';' . "\n\n" . '$cache_expire = ' . ($now + $panther_config['o_feed_ttl'] * 60) . ';' . "\n\n" . '?>';
panther_write_cache_file('cache_' . $cache_id . '.php', $content);
}
}
// If we only want to show a few items but due to caching we have too many
if (count($feed['items']) > $show) {
$feed['items'] = array_slice($feed['items'], 0, $show);
}
// Prepend the current base URL onto some links. Done after caching to handle http/https correctly
$feed['link'] = $feed['link'];
foreach ($feed['items'] as $key => $item) {
$feed['items'][$key]['link'] = panther_htmlspecialchars_decode($item['link']);
if (isset($item['author']['uri'])) {
$feed['items'][$key]['author']['uri'] = $item['author']['uri'];
}
}
$output_func = 'output_' . $type;
$output_func($feed);
}
exit;
private function handle_url_tag($url, $link = '', $bbcode = false)
{
$url = panther_trim($url);
// Deal with [url][img]http://example.com/test.png[/img][/url]
if (preg_match('%<img src=\\"(.*?)\\"%', $url, $matches)) {
return $this->handle_url_tag($matches[1], $url, $bbcode);
}
$full_url = str_replace(array(' ', '\'', '`', '"'), array('%20', '', '', ''), $url);
if (strpos($url, 'www.') === 0) {
// If it starts with www, we add http://
$full_url = 'http://' . $full_url;
} else {
if (strpos($url, 'ftp.') === 0) {
// Else if it starts with ftp, we add ftp://
$full_url = 'ftp://' . $full_url;
} else {
if (strpos($url, '/') === 0) {
// Allow for relative URLs that start with a slash
$full_url = get_base_url() . $full_url;
} else {
if (!preg_match('#^([a-z0-9]{3,6})://#', $url)) {
// Else if it doesn't start with abcdef://, we add http://
$full_url = 'http://' . $full_url;
}
}
}
}
// Ok, not very pretty :-)
if ($bbcode) {
if ($full_url == $link) {
return '[url]' . $link . '[/url]';
} else {
return '[url=' . $full_url . ']' . $link . '[/url]';
}
} else {
if ($link == '' || $link == $url) {
$url = panther_htmlspecialchars_decode($url);
$link = utf8_strlen($url) > 55 ? utf8_substr($url, 0, 39) . ' … ' . utf8_substr($url, -10) : $url;
$link = panther_htmlspecialchars($link);
} else {
$link = stripslashes($link);
}
return '<a href="' . $full_url . '" rel="nofollow">' . $link . '</a>';
}
}
