+
+ /**
+ * Check if the IP is allowed to skip captchas
+ */
+ function isIPWhitelisted() {
+ global $wgCaptchaWhitelistIP;
+ if ( $wgCaptchaWhitelistIP ) {
+ $ip = wfGetIp();
+ foreach ( $wgCaptchaWhitelistIP as $range ) {
+ if ( IP::isInRange( $ip, $range ) ) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+