AssetPublisherUtil.java :  » Portal » liferay-portal-4.4.2 » com » liferay » portlet » taggedcontent » util » Java Open Source

/**
 * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.liferay.portlet.taggedcontent.util;

import com.liferay.portal.kernel.util.ArrayUtil;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.StringPool;
import com.liferay.portal.kernel.util.Validator;
import com.liferay.portal.theme.ThemeDisplay;
import com.liferay.portal.util.PortalUtil;
import com.liferay.portal.util.WebKeys;
import com.liferay.portlet.PortletPreferencesFactoryUtil;
import com.liferay.portlet.tags.model.TagsAsset;
import com.liferay.portlet.tags.service.TagsAssetLocalServiceUtil;
import com.liferay.util.CollectionFactory;
import com.liferay.util.xml.XMLFormatter;

import java.io.IOException;

import java.util.Map;

import javax.portlet.ActionRequest;
import javax.portlet.PortletPreferences;
import javax.portlet.PortletRequest;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import org.dom4j.Document;
import org.dom4j.DocumentFactory;
import org.dom4j.Element;

/**
 * <a href="AssetPublisherUtil.java.html"><b><i>View Source</i></b></a>
 *
 * @author Raymond Aug
 *
 */
public class AssetPublisherUtil {

  public static void addAndStoreSelection(
      ActionRequest req, String className, long classPK, int assetOrder)
    throws Exception {

    String referringPortletResource =
      ParamUtil.getString(req, "referringPortletResource");

    if (Validator.isNull(referringPortletResource)) {
      return;
    }

    TagsAsset asset = TagsAssetLocalServiceUtil.getAsset(
      className, classPK);

    PortletPreferences prefs =
      PortletPreferencesFactoryUtil.getPortletSetup(
        req, referringPortletResource, true, true);

    addSelection(className, asset.getAssetId(), assetOrder, prefs);

    prefs.store();
  }

  public static void addSelection(ActionRequest req, PortletPreferences prefs)
    throws Exception {

    String assetType = ParamUtil.getString(req, "assetType");
    long assetId = ParamUtil.getLong(req, "assetId");
    int assetOrder = ParamUtil.getInteger(req, "assetOrder");

    addSelection(assetType, assetId, assetOrder, prefs);
  }

  public static void addSelection(
      String assetType, long assetId, int assetOrder,
      PortletPreferences prefs)
    throws Exception {

    String[] manualEntries = prefs.getValues(
      "manual-entries", new String[0]);

    String assetConfig = _assetConfiguration(assetType, assetId);

    if (assetOrder > -1) {
      manualEntries[assetOrder] = assetConfig;
    }
    else {
      manualEntries = ArrayUtil.append(manualEntries, assetConfig);
    }

    prefs.setValues("manual-entries", manualEntries);
  }

  public static void addRecentFolderId(
    PortletRequest req, String className, long classPK) {

    _getRecentFolderIds(req).put(className, new Long(classPK));
  }

  public static long getRecentFolderId(PortletRequest req, String className) {
    Long classPK = (Long)_getRecentFolderIds(req).get(className);

    if (classPK == null) {
      return 0;
    }
    else {
      return classPK.longValue();
    }
  }

  private static String _assetConfiguration(String assetType, long assetId) {
    String xml = null;

    try {
      DocumentFactory docFactory = DocumentFactory.getInstance();

      Document doc = docFactory.createDocument("UTF-8");

      Element asset = doc.addElement("asset");

      asset.addElement("asset-type").addText(assetType);
      asset.addElement("asset-id").addText(String.valueOf(assetId));

      xml = XMLFormatter.toString(doc, StringPool.BLANK);
    }
    catch (IOException ioe) {
      if (_log.isWarnEnabled()) {
        _log.warn(ioe);
      }
    }

    return xml;
  }

  private static Map _getRecentFolderIds(PortletRequest req) {
    HttpServletRequest httpReq = PortalUtil.getHttpServletRequest(req);

    HttpSession ses = httpReq.getSession();

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

    String key =
      AssetPublisherUtil.class + "_" + themeDisplay.getPortletGroupId();

    Map recentFolderIds = (Map)ses.getAttribute(key);

    if (recentFolderIds == null) {
      recentFolderIds = CollectionFactory.getHashMap();
    }

    ses.setAttribute(key, recentFolderIds);

    return recentFolderIds;
  }

  private static Log _log = LogFactory.getLog(AssetPublisherUtil.class);

}