Groovy script to delete all user's comments and message board posts and then deactivates him

gistfile1.txt

import com.liferay.portal.model.User;
import com.liferay.portal.service.UserLocalServiceUtil;
import com.liferay.portlet.messageboards.model.MBMessage;
import com.liferay.portlet.messageboards.model.MBThread;
import com.liferay.portlet.messageboards.service.MBMessageLocalServiceUtil;
import com.liferay.portlet.messageboards.service.MBThreadLocalServiceUtil;
import com.liferay.portlet.messageboards.NoSuchMessageException;
import com.liferay.portlet.messageboards.NoSuchThreadException;

// Screen Names of users you want to delete

String[] screenNames = [""];

// Either Print log to screen or to catalina.out

boolean printLogToScreen = true;

// Don't modify anything below this

long[] classNameIds = [10083, 10037, 10076, 11327273];

for (String screenName : screenNames) {
	User user = UserLocalServiceUtil.getUserByScreenName(1, screenName);

	log("############################", printLogToScreen);
	log("Cleaning up User: " + user.getFullName() + " - " + screenName, printLogToScreen);

	List<MBMessage> messages = MBMessageLocalServiceUtil.getUserDiscussionMessages(user.getUserId(), classNameIds, -1, -1, -1, null);

	for (MBMessage message : messages) {
		log("Deleting Discussion: " + message.getClassNameId() + " - " + message.getMessageId(), printLogToScreen);

		MBMessageLocalServiceUtil.deleteDiscussionMessage(message.getMessageId());
	}

	messages = MBMessageLocalServiceUtil.getGroupMessages(14, user.getUserId(), -1, -1, -1);

	for (MBMessage message : messages) {
		try {
			MBThread thread = MBThreadLocalServiceUtil.getThread(message.getThreadId());

			// Message is a root message

			if (thread.getRootMessageId() == message.getMessageId()) {
				log("Deleting Thread: " + message.getSubject(), printLogToScreen);

				MBThreadLocalServiceUtil.deleteThread(thread.getThreadId());

				continue;
			}

			MBMessageLocalServiceUtil.deleteMessage(message.getMessageId());

			log("Deleting Post: " + message.getSubject(), printLogToScreen);
		}
		catch (NoSuchMessageException nsme) {
			log("Post Already deleted: " + message.getSubject(), printLogToScreen);
		}
		catch (NoSuchThreadException nste) {
			log("Thread Already deleted: " + message.getSubject(), printLogToScreen);
		}
	}

	log("Deactivating User", printLogToScreen);

	UserLocalServiceUtil.updateActive(user.getUserId(), false);
}

def log(String log, boolean printLogToScreen) {
	if (printLogToScreen) {
		out.println(log);
	}
	else {
		System.out.println(log);
	}
}