org.sakaiproject.poll.tool.validators.OptionValidator.java Source code

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Here is the source code for org.sakaiproject.poll.tool.validators.OptionValidator.java

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/**********************************************************************************
 * $URL: $
 * $Id:  $
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 *
 * Copyright (c) 2006, 2007, 2008, 2009 The Sakai Foundation
 *
 * Licensed under the Educational Community License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.opensource.org/licenses/ECL-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 **********************************************************************************/

package org.sakaiproject.poll.tool.validators;

import org.apache.commons.lang.StringEscapeUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.sakaiproject.poll.model.Option;
import org.sakaiproject.poll.util.PollUtils;
import org.sakaiproject.util.FormattedText;
import org.springframework.validation.Errors;
import org.springframework.validation.Validator;

public class OptionValidator implements Validator {

    /** Logger for this class and subclasses */
    protected final Log logger = LogFactory.getLog(getClass());
    public String submissionStatus;

    public boolean supports(Class clazz) {
        // TODO Auto-generated method stub
        return clazz.equals(Option.class);
    }

    public void validate(Object obj, Errors errors) {

        Option option = (Option) obj;

        // SAK-14725 : BugFix
        String stripText = null;

        if (null != option.getOptionText()) {
            stripText = FormattedText.convertFormattedTextToPlaintext(option.getOptionText()).trim();
        }

        logger.debug("validating Option with id:" + option.getOptionId());
        if (option.getStatus() != null
                && (option.getStatus().equals("cancel") || option.getStatus().equals("delete")))
            return;

        if (option.getOptionText() == null || option.getOptionText().trim().length() == 0 || stripText == null
                || stripText.length() == 0) {
            logger.debug("OptionText is empty!");
            errors.reject("option_empty", "option empty");
            return;
        }

        //if where here option is not null or empty but could be something like "  "
        String text = option.getOptionText();

        text = PollUtils.cleanupHtmlPtags(text);
        text = text.replace(" ", "");
        text = StringEscapeUtils.unescapeHtml(text).trim();
        logger.debug("text to validate is: " + text);
        if (text.trim().length() == 0) {
            logger.debug("OptionText is empty! (after excaping html)");
            errors.reject("option_empty", "option empty");
            return;
        }

    }

}