FacebookPortletConfigurationIcon.java

/**
 * 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.portlet.configuration.sharing.web.internal.portlet.configuration.icon;

import com.liferay.portal.kernel.language.LanguageUtil;
import com.liferay.portal.kernel.portlet.configuration.icon.BasePortletConfigurationIcon;
import com.liferay.portal.kernel.portlet.configuration.icon.PortletConfigurationIcon;
import com.liferay.portal.kernel.theme.PortletDisplay;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.util.GetterUtil;
import com.liferay.portal.kernel.util.ResourceBundleUtil;
import com.liferay.portal.kernel.util.StringPool;
import com.liferay.portal.kernel.util.Validator;
import com.liferay.portal.kernel.util.WebKeys;

import java.util.ResourceBundle;

import javax.portlet.PortletPreferences;
import javax.portlet.PortletRequest;
import javax.portlet.PortletResponse;

import org.osgi.service.component.annotations.Component;

/**
 * @author Eudaldo Alonso
 */
@Component(immediate = true, service = PortletConfigurationIcon.class)
public class FacebookPortletConfigurationIcon
	extends BasePortletConfigurationIcon {

	@Override
	public String getMessage(PortletRequest portletRequest) {
		ResourceBundle resourceBundle = ResourceBundleUtil.getBundle(
			"content.Language", getLocale(portletRequest), getClass());

		return LanguageUtil.get(resourceBundle, "add-to-facebook");
	}

	@Override
	public String getMethod() {
		return "get";
	}

	@Override
	public String getURL(
		PortletRequest portletRequest, PortletResponse portletResponse) {

		ThemeDisplay themeDisplay = (ThemeDisplay)portletRequest.getAttribute(
			WebKeys.THEME_DISPLAY);

		PortletDisplay portletDisplay = themeDisplay.getPortletDisplay();

		PortletPreferences portletSetup = portletDisplay.getPortletSetup();

		String lfrFacebookAPIKey = portletSetup.getValue(
			"lfrFacebookApiKey", StringPool.BLANK);

		return "http://www.facebook.com/add.php?api_key=" + lfrFacebookAPIKey +
			"&ref=pd";
	}

	@Override
	public double getWeight() {
		return 4.0;
	}

	@Override
	public boolean isLabel() {
		return true;
	}

	@Override
	public boolean isShow(PortletRequest portletRequest) {
		ThemeDisplay themeDisplay = (ThemeDisplay)portletRequest.getAttribute(
			WebKeys.THEME_DISPLAY);

		PortletDisplay portletDisplay = themeDisplay.getPortletDisplay();

		PortletPreferences portletSetup = portletDisplay.getPortletSetup();

		String lfrFacebookAPIKey = portletSetup.getValue(
			"lfrFacebookApiKey", StringPool.BLANK);
		String lfrFacebookCanvasPageURL = portletSetup.getValue(
			"lfrFacebookCanvasPageUrl", StringPool.BLANK);
		boolean facebookShowAddAppLink = GetterUtil.getBoolean(
			portletSetup.getValue("lfrFacebookShowAddAppLink", null), true);

		if (Validator.isNull(lfrFacebookCanvasPageURL) ||
			Validator.isNull(lfrFacebookAPIKey)) {

			facebookShowAddAppLink = false;
		}

		if (facebookShowAddAppLink) {
			return true;
		}

		return false;
	}

}