com.jnj.b2b.storefront.util.MetaSanitizerUtil.java Source code

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Here is the source code for com.jnj.b2b.storefront.util.MetaSanitizerUtil.java

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/*
 * [y] hybris Platform
 *
 * Copyright (c) 2000-2015 hybris AG
 * All rights reserved.
 *
 * This software is the confidential and proprietary information of hybris
 * ("Confidential Information"). You shall not disclose such Confidential
 * Information and shall use it only in accordance with the terms of the
 * license agreement you entered into with hybris.
 *
 *  
 */
package com.jnj.b2b.storefront.util;

import de.hybris.platform.catalog.model.KeywordModel;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.apache.commons.lang.StringUtils;
import org.jsoup.Jsoup;

/**
 * 
 * Utility class for sanitizing up content that will appear in HTML meta tags.
 * 
 */
public class MetaSanitizerUtil {
    /**
     * Takes a List of KeywordModels and returns a comma separated list of keywords as String.
     * 
     * @param keywords
     *           List of KeywordModel objects
     * @return String of comma separated keywords
     */
    public static String sanitizeKeywords(final List<KeywordModel> keywords) {
        // Remove duplicates
        final List<String> keywordList = new ArrayList<String>();
        for (final KeywordModel kw : keywords) {
            keywordList.add(kw.getKeyword());
        }
        final Set<String> keywordSet = new HashSet<String>(keywordList);
        keywordList.clear();
        keywordList.addAll(keywordSet);

        // Format keywords
        final StringBuilder stringBuilder = new StringBuilder();
        String formattedKeywords = null;
        for (final String kw : keywordList) {
            stringBuilder.append(kw);
            stringBuilder.append(',');
        }
        if (stringBuilder.length() > 0) {
            formattedKeywords = stringBuilder.substring(0, stringBuilder.length() - 1);
        }
        return formattedKeywords;
    }

    /**
     * Takes a string of words, removes duplicates and returns a comma separated list of keywords as a String
     * 
     * @param keywords
     *           Keywords to be sanitized
     * @return String of comma separated keywords
     */
    public static String sanitizeKeywords(final String keywords) {
        final String clean = (StringUtils.isNotEmpty(keywords) ? Jsoup.parse(keywords).text() : ""); // Clean html
        final String[] words = StringUtils.split(clean.replace("\"", "")); // Clean quotes

        // Remove duplicates
        final StringBuffer noDupes = new StringBuffer();
        for (final String word : words) {
            if (noDupes.indexOf(word) == -1) {
                noDupes.append(word).append(',');
            }
        }
        if (noDupes.length() > 0) {
            noDupes.deleteCharAt(noDupes.length() - 1);
        }
        return noDupes.toString();
    }

    /**
     * Removes all HTML tags and double quotes and returns a String
     * 
     * @param description
     *           Description to be sanitized
     * @return String object
     */
    public static String sanitizeDescription(final String description) {
        if (StringUtils.isNotEmpty(description)) {
            final String clean = Jsoup.parse(description).text();
            return clean.replace("\"", "");
        } else {
            return "";
        }
    }
}