SiteTeamsDisplayContext.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.site.teams.web.internal.display.context;

import com.liferay.portal.kernel.dao.search.EmptyOnClickRowChecker;
import com.liferay.portal.kernel.dao.search.SearchContainer;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.language.LanguageUtil;
import com.liferay.portal.kernel.model.Group;
import com.liferay.portal.kernel.model.Organization;
import com.liferay.portal.kernel.portlet.PortalPreferences;
import com.liferay.portal.kernel.portlet.PortletPreferencesFactoryUtil;
import com.liferay.portal.kernel.security.permission.ActionKeys;
import com.liferay.portal.kernel.service.OrganizationLocalServiceUtil;
import com.liferay.portal.kernel.service.TeamServiceUtil;
import com.liferay.portal.kernel.service.permission.GroupPermissionUtil;
import com.liferay.portal.kernel.theme.ThemeDisplay;
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.teams.web.internal.constants.SiteTeamsPortletKeys;
import com.liferay.site.teams.web.internal.search.TeamSearch;
import com.liferay.users.admin.kernel.util.UsersAdminUtil;

import java.util.LinkedHashMap;
import java.util.List;
import java.util.Objects;

import javax.portlet.PortletURL;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;

import javax.servlet.http.HttpServletRequest;

/**
 * @author Eudaldo Alonso
 */
public class SiteTeamsDisplayContext {

	public SiteTeamsDisplayContext(
			RenderRequest renderRequest, RenderResponse renderResponse,
			HttpServletRequest request)
		throws Exception {

		_renderRequest = renderRequest;
		_renderResponse = renderResponse;
		_request = request;

		addBreadcrumbEntries();
	}

	public String getDisplayStyle() {
		if (Validator.isNotNull(_displayStyle)) {
			return _displayStyle;
		}

		PortalPreferences portalPreferences =
			PortletPreferencesFactoryUtil.getPortalPreferences(_request);

		_displayStyle = portalPreferences.getValue(
			SiteTeamsPortletKeys.SITE_TEAMS, "display-style", "icon");

		return _displayStyle;
	}

	public String getOrderByCol() {
		if (Validator.isNotNull(_orderByCol)) {
			return _orderByCol;
		}

		_orderByCol = ParamUtil.getString(_request, "orderByCol", "name");

		return _orderByCol;
	}

	public String getOrderByType() {
		if (Validator.isNotNull(_orderByType)) {
			return _orderByType;
		}

		_orderByType = ParamUtil.getString(_request, "orderByType", "asc");

		return _orderByType;
	}

	public PortletURL getPortletURL() {
		PortletURL portletURL = _renderResponse.createRenderURL();

		portletURL.setParameter("displayStyle", getDisplayStyle());

		return portletURL;
	}

	public SearchContainer getSearchContainer() throws PortalException {
		ThemeDisplay themeDisplay = (ThemeDisplay)_request.getAttribute(
			WebKeys.THEME_DISPLAY);

		SearchContainer searchContainer = new TeamSearch(
			_renderRequest, getPortletURL());

		searchContainer.setEmptyResultsMessage("there-are-no-site-teams");

		if (Validator.isNull(getKeywords())) {
			if (isShowAddButton()) {
				searchContainer.setEmptyResultsMessage(
					"there-are-no-site-teams.-you-can-add-a-site-team-by-" +
						"clicking-the-plus-button-on-the-bottom-right-corner");
				searchContainer.setEmptyResultsMessageCssClass(
					"taglib-empty-result-message-header-has-plus-btn");
			}
		}
		else {
			searchContainer.setSearch(true);
		}

		searchContainer.setId("teams");
		searchContainer.setRowChecker(
			new EmptyOnClickRowChecker(_renderResponse));

		searchContainer.setTotal(getTotal());

		List results = TeamServiceUtil.search(
			themeDisplay.getScopeGroupId(), getKeywords(), getKeywords(),
			new LinkedHashMap<String, Object>(), searchContainer.getStart(),
			searchContainer.getEnd(), searchContainer.getOrderByComparator());

		searchContainer.setResults(results);

		return searchContainer;
	}

	public boolean isDescriptiveView() {
		if (Objects.equals(getDisplayStyle(), "descriptive")) {
			return true;
		}

		return false;
	}

	public boolean isDisabledManagementBar() {
		if (getTotal() > 0) {
			return false;
		}

		if (Validator.isNotNull(getKeywords())) {
			return false;
		}

		return true;
	}

	public boolean isIconView() {
		if (Objects.equals(getDisplayStyle(), "icon")) {
			return true;
		}

		return false;
	}

	public boolean isListView() {
		if (Objects.equals(getDisplayStyle(), "list")) {
			return true;
		}

		return false;
	}

	public boolean isSearchEnabled() {
		if (getTotal() > 0) {
			return true;
		}

		if (Validator.isNotNull(getKeywords())) {
			return true;
		}

		return false;
	}

	public boolean isShowAddButton() throws PortalException {
		ThemeDisplay themeDisplay = (ThemeDisplay)_request.getAttribute(
			WebKeys.THEME_DISPLAY);

		if (GroupPermissionUtil.contains(
				themeDisplay.getPermissionChecker(),
				themeDisplay.getScopeGroup(), ActionKeys.MANAGE_TEAMS)) {

			return true;
		}

		return false;
	}

	protected void addBreadcrumbEntries() throws Exception {
		ThemeDisplay themeDisplay = (ThemeDisplay)_request.getAttribute(
			WebKeys.THEME_DISPLAY);

		Group group = themeDisplay.getScopeGroup();

		if (group.isOrganization()) {
			Organization organization =
				OrganizationLocalServiceUtil.getOrganization(
					group.getOrganizationId());

			UsersAdminUtil.addPortletBreadcrumbEntries(
				organization, _request, _renderResponse);
		}
		else {
			PortalUtil.addPortletBreadcrumbEntry(
				_request, group.getDescriptiveName(themeDisplay.getLocale()),
				null);
		}

		PortalUtil.addPortletBreadcrumbEntry(
			_request, LanguageUtil.get(_request, "manage-teams"),
			themeDisplay.getURLCurrent());
	}

	protected String getKeywords() {
		if (_keywords != null) {
			return _keywords;
		}

		_keywords = ParamUtil.getString(_request, "keywords");

		return _keywords;
	}

	protected int getTotal() {
		ThemeDisplay themeDisplay = (ThemeDisplay)_request.getAttribute(
			WebKeys.THEME_DISPLAY);

		return TeamServiceUtil.searchCount(
			themeDisplay.getScopeGroupId(), getKeywords(), getKeywords(),
			new LinkedHashMap<String, Object>());
	}

	private String _displayStyle;
	private String _keywords;
	private String _orderByCol;
	private String _orderByType;
	private final RenderRequest _renderRequest;
	private final RenderResponse _renderResponse;
	private final HttpServletRequest _request;

}