com.liferay.sharing.web.internal.portlet.action.ViewSharingEntryMVCRenderCommand Maven / Gradle / Ivy

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/**
 * SPDX-FileCopyrightText: (c) 2000 Liferay, Inc. https://liferay.com
 * SPDX-License-Identifier: LGPL-2.1-or-later OR LicenseRef-Liferay-DXP-EULA-2.0.0-2023-06
 */

package com.liferay.sharing.web.internal.portlet.action;

import com.liferay.petra.string.StringBundler;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.portlet.bridges.mvc.MVCRenderCommand;
import com.liferay.portal.kernel.portlet.bridges.mvc.constants.MVCRenderConstants;
import com.liferay.portal.kernel.security.auth.PrincipalException;
import com.liferay.portal.kernel.servlet.SessionErrors;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.Portal;
import com.liferay.portal.kernel.util.WebKeys;
import com.liferay.sharing.interpreter.SharingEntryInterpreter;
import com.liferay.sharing.interpreter.SharingEntryInterpreterProvider;
import com.liferay.sharing.model.SharingEntry;
import com.liferay.sharing.renderer.SharingEntryViewRenderer;
import com.liferay.sharing.service.SharingEntryLocalService;
import com.liferay.sharing.web.internal.constants.SharingPortletKeys;
import com.liferay.sharing.web.internal.display.context.ViewSharedAssetsDisplayContext;
import com.liferay.sharing.web.internal.display.context.ViewSharedAssetsDisplayContextFactory;

import java.io.IOException;

import javax.portlet.PortletException;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;

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

/**
 * @author Sergio González
 */
@Component(
	property = {
		"javax.portlet.name=" + SharingPortletKeys.SHARED_ASSETS,
		"mvc.command.name=/shared_assets/view_sharing_entry",
		"mvc.command.name=/sharing/view_sharing_entry"
	},
	service = MVCRenderCommand.class
)
public class ViewSharingEntryMVCRenderCommand implements MVCRenderCommand {

	@Override
	public String render(
			RenderRequest renderRequest, RenderResponse renderResponse)
		throws PortletException {

		renderRequest.setAttribute(
			ViewSharedAssetsDisplayContext.class.getName(),
			_getViewSharedAssetsDisplayContextFactory.
				getViewSharedAssetsDisplayContext(
					renderRequest, renderResponse));

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

		try {
			SharingEntry sharingEntry = _getSharingEntry(
				renderRequest, themeDisplay);

			if ((sharingEntry.getUserId() != themeDisplay.getUserId()) &&
				(sharingEntry.getToUserId() != themeDisplay.getUserId())) {

				throw new PrincipalException(
					StringBundler.concat(
						"User ", themeDisplay.getUserId(),
						" does not have permission to view sharing entry ",
						sharingEntry.getSharingEntryId()));
			}

			SharingEntryInterpreter sharingEntryInterpreter =
				_sharingEntryInterpreterProvider.getSharingEntryInterpreter(
					sharingEntry);

			if (sharingEntryInterpreter == null) {
				throw new PortletException(
					"Sharing entry interpreter is null for class name ID " +
						sharingEntry.getClassNameId());
			}

			SharingEntryViewRenderer sharingEntryViewRenderer =
				sharingEntryInterpreter.getSharingEntryViewRenderer();

			sharingEntryViewRenderer.render(
				sharingEntry, _portal.getHttpServletRequest(renderRequest),
				_portal.getHttpServletResponse(renderResponse));

			return MVCRenderConstants.MVC_PATH_VALUE_SKIP_DISPATCH;
		}
		catch (PortalException portalException) {
			SessionErrors.add(renderRequest, portalException.getClass());

			return "/shared_assets/error.jsp";
		}
		catch (IOException ioException) {
			throw new PortletException(ioException);
		}
	}

	private SharingEntry _getSharingEntry(
			RenderRequest renderRequest, ThemeDisplay themeDisplay)
		throws PortalException {

		long sharingEntryId = ParamUtil.getLong(
			renderRequest, "sharingEntryId");

		SharingEntry sharingEntry = _sharingEntryLocalService.fetchSharingEntry(
			sharingEntryId);

		if (sharingEntry != null) {
			return sharingEntry;
		}

		long classNameId = ParamUtil.getLong(renderRequest, "classNameId");
		long classPK = ParamUtil.getLong(renderRequest, "classPK");

		return _sharingEntryLocalService.getSharingEntry(
			themeDisplay.getUserId(), classNameId, classPK);
	}

	@Reference
	private ViewSharedAssetsDisplayContextFactory
		_getViewSharedAssetsDisplayContextFactory;

	@Reference
	private Portal _portal;

	@Reference
	private SharingEntryInterpreterProvider _sharingEntryInterpreterProvider;

	@Reference
	private SharingEntryLocalService _sharingEntryLocalService;

}