com.liferay.portal.kernel.portlet.PortletSetupUtil.java Source code

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Here is the source code for com.liferay.portal.kernel.portlet.PortletSetupUtil.java

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.portal.kernel.portlet;

import com.liferay.petra.string.StringPool;
import com.liferay.portal.kernel.json.JSONFactoryUtil;
import com.liferay.portal.kernel.json.JSONObject;
import com.liferay.portal.kernel.language.LanguageUtil;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.util.GetterUtil;
import com.liferay.portal.kernel.util.LocaleUtil;
import com.liferay.portal.kernel.util.Validator;

import java.util.Locale;

import javax.portlet.PortletPreferences;

/**
 * @author Brian Wing Shun Chan
 */
public class PortletSetupUtil {

    public static JSONObject cssToJSONObject(PortletPreferences portletSetup) throws Exception {

        String css = portletSetup.getValue("portletSetupCss", StringPool.BLANK);

        return _toJSONObject(portletSetup, css);
    }

    public static JSONObject cssToJSONObject(PortletPreferences portletSetup, String css) throws Exception {

        return _toJSONObject(portletSetup, css);
    }

    public static String cssToJSONString(PortletPreferences portletSetup) {
        String css = portletSetup.getValue("portletSetupCss", StringPool.BLANK);

        try {
            JSONObject jsonObject = _toJSONObject(portletSetup, css);

            return jsonObject.toString();
        } catch (Exception e) {
            css = null;

            if (_log.isWarnEnabled()) {
                _log.warn(e, e);
            }
        }

        return css;
    }

    private static JSONObject _toJSONObject(PortletPreferences portletSetup, String css) throws Exception {

        if (_log.isDebugEnabled()) {
            _log.debug("Transform CSS to JSON " + css);
        }

        JSONObject cssJSONObject = null;

        if (Validator.isNotNull(css)) {
            cssJSONObject = JSONFactoryUtil.createJSONObject(css);

            cssJSONObject.put("hasCssValue", true);
        } else {
            cssJSONObject = JSONFactoryUtil.createJSONObject();
        }

        JSONObject portletDataJSONObject = JSONFactoryUtil.createJSONObject();

        cssJSONObject.put("portletData", portletDataJSONObject);

        JSONObject titlesJSONObject = JSONFactoryUtil.createJSONObject();

        portletDataJSONObject.put("titles", titlesJSONObject);

        for (Locale locale : LanguageUtil.getAvailableLocales()) {
            String languageId = LocaleUtil.toLanguageId(locale);

            if (Validator.isNotNull(languageId)) {
                String title = portletSetup.getValue("portletSetupTitle_" + languageId, null);

                titlesJSONObject.put(languageId, title);
            }
        }

        String portletDecoratorId = GetterUtil
                .getString(portletSetup.getValue("portletSetupPortletDecoratorId", null));

        portletDataJSONObject.put("portletDecoratorId", portletDecoratorId);

        boolean useCustomTitle = GetterUtil.getBoolean(portletSetup.getValue("portletSetupUseCustomTitle", null));

        portletDataJSONObject.put("useCustomTitle", useCustomTitle);

        return cssJSONObject;
    }

    private static final Log _log = LogFactoryUtil.getLog(PortletSetupUtil.class);

}