/**
* Check if the given message and/or user is banned from posting.
*
* NOTE: This function could probably be optimized by doing most of the
* work in the MySQL database instead of in PHP. In other words,
* do the work that isBanned() is doing in a database query, something
* like:
*
* $sql = "SELECT type FROM {$PHORUM['banlist_table']} "
* ." WHERE pcre=0 "
* ." AND (type=".PHORUM_BAD_IPS." AND string='$p_ip')"
* ." OR (type=".PHORUM_BAD_EMAILS." AND string='".$p_email"')"
* ." OR (type=".PHORUM_BAD_NAMES." AND string='$p_name')";
*
* @param Phorum_message $p_phorumMessage
* @param Phorum_user $p_phorumUser
* @param int $p_forumId
* @return boolean
*/
public static function IsPostBanned($p_phorumMessage, $p_phorumUser = null, $p_forumId = null)
{
global $PHORUM;
static $bans;
// Fetch the settings and pretend they were returned to
// us instead of setting a global variable.
phorum_db_load_settings();
$settings = $PHORUM['SETTINGS'];
// Cache the ban list.
if (!isset($bans)) {
// get the bans
$bans = Phorum_ban_item::GetBanItems($p_forumId);
}
// Check if any of them match
$banned = array();
foreach ($bans as $ban) {
switch ($ban->getType()) {
case PHORUM_BAD_NAMES:
if ($ban->isBanned($p_phorumMessage->getAuthor())) {
$banned[PHORUM_BAD_NAMES] = PHORUM_BAD_NAMES;
}
if (!is_null($p_phorumUser) && $ban->isBanned($p_phorumUser->getUserName())) {
$banned[PHORUM_BAD_NAMES] = PHORUM_BAD_NAMES;
}
break;
case PHORUM_BAD_EMAILS:
if ($ban->isBanned($p_phorumMessage->getEmail())) {
$banned[PHORUM_BAD_EMAILS] = PHORUM_BAD_EMAILS;
}
if (!is_null($p_phorumUser) && $ban->isBanned($p_phorumUser->getEmail())) {
$banned[PHORUM_BAD_EMAILS] = PHORUM_BAD_EMAILS;
}
break;
case PHORUM_BAD_USERID:
if (!is_null($p_phorumUser) && $ban->isBanned($p_phorumUser->getUserId())) {
$banned[PHORUM_BAD_USERID] = PHORUM_BAD_USERID;
}
break;
case PHORUM_BAD_IPS:
if ($ban->isBanned($p_phorumMessage->getIpAddress())) {
$banned[PHORUM_BAD_IPS] = PHORUM_BAD_IPS;
}
break;
case PHORUM_BAD_SPAM_WORDS:
if ($ban->isBanned($p_phorumMessage->getSubject())
|| $ban->isBanned($p_phorumMessage->getBody())){
$banned[PHORUM_BAD_SPAM_WORDS] = PHORUM_BAD_SPAM_WORDS;
}
break;
}
}
if (count($banned) > 0) {
return $banned;
} else {
return false;
}
} // fn IsPostBanned
