com.liferay.asset.publisher.web.display.context.BaseItemSelectorViewDisplayContext.java Source code

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Here is the source code for com.liferay.asset.publisher.web.display.context.BaseItemSelectorViewDisplayContext.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.asset.publisher.web.display.context;

import com.liferay.asset.publisher.web.constants.AssetPublisherWebKeys;
import com.liferay.asset.publisher.web.util.AssetPublisherUtil;
import com.liferay.portal.kernel.model.Layout;
import com.liferay.portal.kernel.portlet.PortalPreferences;
import com.liferay.portal.kernel.portlet.PortletPreferencesFactoryUtil;
import com.liferay.portal.kernel.portlet.PortletURLUtil;
import com.liferay.portal.kernel.service.LayoutLocalServiceUtil;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.util.JavaConstants;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.PortalUtil;
import com.liferay.portal.kernel.util.Validator;
import com.liferay.portal.kernel.util.WebKeys;
import com.liferay.site.item.selector.criterion.SiteItemSelectorCriterion;

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

import javax.servlet.http.HttpServletRequest;

/**
 * @author Eudaldo Alonso
 */
public abstract class BaseItemSelectorViewDisplayContext implements ItemSelectorViewDisplayContext {

    public BaseItemSelectorViewDisplayContext(HttpServletRequest request,
            SiteItemSelectorCriterion siteItemSelectorCriterion, String itemSelectedEventName,
            PortletURL portletURL) {

        this.request = request;
        _siteItemSelectorCriterion = siteItemSelectorCriterion;
        _itemSelectedEventName = itemSelectedEventName;
        this.portletURL = portletURL;
    }

    @Override
    public String getDisplayStyle() {
        String displayStyle = ParamUtil.getString(request, "displayStyle");

        PortalPreferences portalPreferences = PortletPreferencesFactoryUtil.getPortalPreferences(request);

        if (Validator.isNull(displayStyle)) {
            displayStyle = portalPreferences.getValue(AssetPublisherWebKeys.ITEM_SELECTOR, "display-style", "icon");
        } else {
            portalPreferences.setValue(AssetPublisherWebKeys.ITEM_SELECTOR, "display-style", displayStyle);

            request.setAttribute(WebKeys.SINGLE_PAGE_APPLICATION_CLEAR_CACHE, Boolean.TRUE);
        }

        return displayStyle;
    }

    public long getGroupId() {
        if (_groupId != null) {
            return _groupId;
        }

        _groupId = ParamUtil.getLong(request, "groupId");

        return _groupId;
    }

    @Override
    public String getItemSelectedEventName() {
        return _itemSelectedEventName;
    }

    @Override
    public PortletRequest getPortletRequest() {
        return (PortletRequest) request.getAttribute(JavaConstants.JAVAX_PORTLET_REQUEST);
    }

    @Override
    public PortletResponse getPortletResponse() {
        return (PortletResponse) request.getAttribute(JavaConstants.JAVAX_PORTLET_RESPONSE);
    }

    @Override
    public PortletURL getPortletURL() throws PortletException {
        PortletURL portletURL = PortletURLUtil.clone(this.portletURL,
                PortalUtil.getLiferayPortletResponse(getPortletResponse()));

        long plid = ParamUtil.getLong(request, "plid");
        long groupId = ParamUtil.getLong(request, "groupId");
        boolean privateLayout = ParamUtil.getBoolean(request, "privateLayout");
        String portletResource = ParamUtil.getString(request, "portletResource");

        portletURL.setParameter("plid", String.valueOf(plid));
        portletURL.setParameter("groupId", String.valueOf(groupId));
        portletURL.setParameter("privateLayout", String.valueOf(privateLayout));
        portletURL.setParameter("portletResource", portletResource);

        return portletURL;
    }

    @Override
    public long[] getSelectedGroupIds() {
        ThemeDisplay themeDisplay = (ThemeDisplay) request.getAttribute(WebKeys.THEME_DISPLAY);

        String portletResource = ParamUtil.getString(request, "portletResource");

        long plid = ParamUtil.getLong(request, "plid");

        Layout layout = LayoutLocalServiceUtil.fetchLayout(plid);

        if (layout == null) {
            return new long[0];
        }

        PortletPreferences portletPreferences = themeDisplay.getStrictLayoutPortletSetup(layout, portletResource);

        return AssetPublisherUtil.getGroupIds(portletPreferences, themeDisplay.getScopeGroupId(),
                themeDisplay.getLayout());
    }

    @Override
    public SiteItemSelectorCriterion getSiteItemSelectorCriterion() {
        return _siteItemSelectorCriterion;
    }

    protected final PortletURL portletURL;
    protected final HttpServletRequest request;

    private Long _groupId;
    private final String _itemSelectedEventName;
    private final SiteItemSelectorCriterion _siteItemSelectorCriterion;

}