static function parse_msg($text, $show_smilies = true, $preview = false, $bbcode = true)
{
global $db, $futurebb_user, $futurebb_config;
if ($bbcode && empty(self::$pattern)) {
self::$pattern = array();
self::$replace = array();
self::add_bbcode('%\\[b\\](.*?)\\[/b\\]%ms', '<strong>$1</strong>');
self::add_bbcode('%\\[i\\](.*?)\\[/i\\]%ms', '<em>$1</em>');
self::add_bbcode('%\\[u\\](.*?)\\[/u\\]%ms', '<u>$1</u>');
self::add_bbcode('%\\[s\\](.*?)\\[/s\\]%ms', '<del>$1</del>');
self::add_bbcode('%\\[colou?r=(white|black|red|green|blue|orange|yellow|pink|gray|magenta|#[0-9a-fA-F]{6}|\\#[0-9a-fA-F]{3})\\](.*?)\\[/colou?r\\]%m', '<span style="color:$1">$2</span>');
}
$text = htmlspecialchars($text);
//clear out any funny business
$text = preg_replace_callback('%\\s?\\[code\\](.*?)\\[/code\\]\\s?%msi', 'self::handle_code_tag_remove', $text);
//remove content of code tags prior to parsing
while (preg_match('%\\[quote(=.*?)?\\](.*?)\\[/quote\\]%ms', $text)) {
$text = preg_replace_callback('%\\[quote\\](.*?)\\[/quote\\]%ms', 'self::handle_quote_tag', $text);
$text = preg_replace_callback('%\\[quote=(.*?)\\](.*?)\\[/quote\\]%ms', 'self::handle_quote_tag', $text);
}
//links and images (these can't be grouped with the rest because they use a different function
$text = preg_replace_callback('%\\[url=?(.*?)\\](.*?)\\[/url\\]%s', 'self::handle_url_tag', $text);
$text = preg_replace_callback('%\\[img\\](.*?)\\[/img\\]%s', 'self::handle_img_tag', $text);
// Format @username into tags
if ($futurebb_config['allow_notifications'] == 1) {
$text = preg_replace('%(\\s|^)@([a-zA-Z0-9_\\-]+)%', '$1<span class="usertag">@$2</span>', $text);
}
//run the bbcode parser with the items entered into the array at the beginning of this function
if ($bbcode) {
self::parse_bbcode($text);
}
if ($show_smilies) {
// only parse similies if they were enabled by poster
self::parse_smilies($text);
}
$text = self::add_line_breaks($text);
//make the @username into links where applicable
$at_usernames = array();
$text = preg_replace_callback('%<span class="usertag">@([a-zA-Z0-9_\\-]+)</span>%', function ($matches) use(&$at_usernames) {
if (in_array($matches[1], $at_usernames)) {
$return = array_search($matches[1], $at_usernames);
} else {
$at_usernames[] = $matches[1];
$return = sizeof($at_usernames) - 1;
}
return '<span class="usertag">' . $return . '</span>';
}, $text);
if (!empty($at_usernames)) {
$at_usernames_safe = array();
foreach ($at_usernames as $username) {
$at_usernames_safe[] = '\'' . $db->escape(strtolower($username)) . '\'';
}
$returned_usernames = array();
$result = $db->query('SELECT LOWER(username) FROM `#^users` WHERE LOWER(username) IN(' . implode(',', $at_usernames_safe) . ')') or enhanced_error('Failed to validate usernames', true);
while (list($username) = $db->fetch_row($result)) {
$returned_usernames[] = $username;
}
$text = preg_replace_callback('%<span class="usertag">(\\d+)</span>%', function ($matches) use($at_usernames, $returned_usernames) {
global $base_config;
$req_username = $at_usernames[$matches[1]];
if (in_array(strtolower($req_username), $returned_usernames)) {
$return = '<a href="' . $base_config['baseurl'] . '/users/' . $req_username . '">@' . $req_username . '</a>';
} else {
$return = '@' . $req_username;
}
return '<span class="usertag">' . $return . '</span>';
}, $text);
}
//handle list and table tags last, they're weird
$text = self::handle_list_tags($text);
$text = self::handle_table_tags($text);
$text = preg_replace_callback('%\\s?\\[code\\](.*?)\\[/code\\]\\s?%msi', 'self::handle_code_tag_replace', $text);
//put [code] tags back
$text = censor($text);
return $text;
}
