/**
* Check Rule against Message Information
*/
function check_rule(&$rules, &$rule_row, &$message_row, $user_id)
{
global $user, $config;
if (!isset($rules[$rule_row['rule_check']][$rule_row['rule_connection']])) {
return false;
}
$check_ary = $rules[$rule_row['rule_check']][$rule_row['rule_connection']];
$result = false;
$check0 = $message_row[$check_ary['check0']];
switch ($rule_row['rule_connection']) {
case RULE_IS_LIKE:
$result = preg_match("/" . preg_quote($rule_row['rule_string'], '/') . '/i', $check0);
break;
case RULE_IS_NOT_LIKE:
$result = !preg_match("/" . preg_quote($rule_row['rule_string'], '/') . '/i', $check0);
break;
case RULE_IS:
$result = $check0 == $rule_row['rule_string'];
break;
case RULE_IS_NOT:
$result = $check0 != $rule_row['rule_string'];
break;
case RULE_BEGINS_WITH:
$result = preg_match("/^" . preg_quote($rule_row['rule_string'], '/') . '/i', $check0);
break;
case RULE_ENDS_WITH:
$result = preg_match("/" . preg_quote($rule_row['rule_string'], '/') . '$/i', $check0);
break;
case RULE_IS_FRIEND:
case RULE_IS_FOE:
case RULE_ANSWERED:
case RULE_FORWARDED:
$result = $check0 == 1;
break;
case RULE_IS_USER:
$result = $check0 == $rule_row['rule_user_id'];
break;
case RULE_IS_GROUP:
$result = in_array($rule_row['rule_group_id'], $check0);
break;
case RULE_TO_GROUP:
$result = in_array('g_' . $message_row[$check_ary['check2']], $check0) || in_array('g_' . $message_row[$check_ary['check2']], $message_row[$check_ary['check1']]);
break;
case RULE_TO_ME:
$result = in_array('u_' . $user_id, $check0) || in_array('u_' . $user_id, $message_row[$check_ary['check1']]);
break;
}
if (!$result) {
return false;
}
switch ($rule_row['rule_action']) {
case ACTION_PLACE_INTO_FOLDER:
return array('action' => $rule_row['rule_action'], 'folder_id' => $rule_row['rule_folder_id']);
break;
case ACTION_MARK_AS_READ:
case ACTION_MARK_AS_IMPORTANT:
return array('action' => $rule_row['rule_action'], 'pm_unread' => $message_row['pm_unread'], 'pm_marked' => $message_row['pm_marked']);
break;
case ACTION_DELETE_MESSAGE:
global $db, $auth;
// Check for admins/mods - users are not allowed to remove those messages...
// We do the check here to make sure the data we use is consistent
$sql = 'SELECT user_id, user_type, user_permissions
FROM ' . USERS_TABLE . '
WHERE user_id = ' . (int) $message_row['author_id'];
$result = $db->sql_query($sql);
$userdata = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
$auth2 = new \src\auth\auth();
$auth2->acl($userdata);
if (!$auth2->acl_get('a_') && !$auth2->acl_get('m_') && !$auth2->acl_getf_global('m_')) {
return array('action' => $rule_row['rule_action'], 'pm_unread' => $message_row['pm_unread'], 'pm_marked' => $message_row['pm_marked']);
}
return false;
break;
default:
return false;
}
return false;
}
