com.liferay.trash.web.internal.search.EntrySearch.java Source code

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Here is the source code for com.liferay.trash.web.internal.search.EntrySearch.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.trash.web.internal.search;

import com.liferay.portal.kernel.dao.search.SearchContainer;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.model.User;
import com.liferay.portal.kernel.portlet.PortalPreferences;
import com.liferay.portal.kernel.portlet.PortletPreferencesFactoryUtil;
import com.liferay.portal.kernel.portlet.PortletProvider;
import com.liferay.portal.kernel.portlet.PortletProviderUtil;
import com.liferay.portal.kernel.util.OrderByComparator;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.Validator;
import com.liferay.trash.model.TrashEntry;
import com.liferay.trash.util.comparator.EntryCreateDateComparator;
import com.liferay.trash.util.comparator.EntryTypeComparator;
import com.liferay.trash.util.comparator.EntryUserNameComparator;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.portlet.PortletRequest;
import javax.portlet.PortletURL;

/**
 * Provides a <code>SearchContainer</code> (in
 * <code>com.liferay.portal.kernel</code>) implementation for
 * <code>TrashEntry</code> (in <code>com.liferay.portal.kernel</code>) objects.
 * The search container is used to show the list of objects using the
 * <code>SearchIteratorTag</code> (in <code>com.liferay.taglib.ui</code>).
 *
 * @author Sergio Gonzlez
 */
public class EntrySearch extends SearchContainer<TrashEntry> {

    public static final String EMPTY_RESULTS_MESSAGE = "the-recycle-bin-is-empty";

    public static List<String> headerNames = new ArrayList<>();
    public static Map<String, String> orderableHeaders = new HashMap<>();

    static {
        headerNames.add("name");
        headerNames.add("type");
        headerNames.add("removed-date");
        headerNames.add("removed-by");

        orderableHeaders.put("name", "name");
        orderableHeaders.put("removed-by", "removed-by");
        orderableHeaders.put("removed-date", "removed-date");
        orderableHeaders.put("type", "type");
    }

    public EntrySearch(PortletRequest portletRequest, PortletURL iteratorURL) {
        super(portletRequest, new EntryDisplayTerms(portletRequest), new EntrySearchTerms(portletRequest),
                DEFAULT_CUR_PARAM, DEFAULT_DELTA, iteratorURL, headerNames, EMPTY_RESULTS_MESSAGE);

        try {
            PortalPreferences preferences = PortletPreferencesFactoryUtil.getPortalPreferences(portletRequest);

            String portletId = PortletProviderUtil.getPortletId(User.class.getName(), PortletProvider.Action.VIEW);

            String orderByCol = ParamUtil.getString(portletRequest, "orderByCol");
            String orderByType = ParamUtil.getString(portletRequest, "orderByType");

            if (Validator.isNotNull(orderByCol) && Validator.isNotNull(orderByType)) {

                preferences.setValue(portletId, "entries-order-by-col", orderByCol);
                preferences.setValue(portletId, "entries-order-by-type", orderByType);
            } else {
                orderByCol = preferences.getValue(portletId, "entries-order-by-col", "removed-date");
                orderByType = preferences.getValue(portletId, "entries-order-by-type", "asc");
            }

            OrderByComparator<TrashEntry> orderByComparator = _getEntryOrderByComparator(orderByCol, orderByType);

            setOrderableHeaders(orderableHeaders);
            setOrderByCol(orderByCol);
            setOrderByType(orderByType);
            setOrderByComparator(orderByComparator);
        } catch (Exception e) {
            _log.error("Unable to initialize entry search", e);
        }
    }

    private OrderByComparator<TrashEntry> _getEntryOrderByComparator(String orderByCol, String orderByType) {

        boolean orderByAsc = false;

        if (orderByType.equals("asc")) {
            orderByAsc = true;
        }

        OrderByComparator<TrashEntry> orderByComparator = null;

        if (orderByCol.equals("removed-by")) {
            orderByComparator = new EntryUserNameComparator(orderByAsc);
        } else if (orderByCol.equals("removed-date")) {
            orderByComparator = new EntryCreateDateComparator(orderByAsc);
        } else if (orderByCol.equals("type")) {
            orderByComparator = new EntryTypeComparator(orderByAsc);
        }

        return orderByComparator;
    }

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

}