Java tutorial
/** * 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.util; import com.liferay.portal.kernel.dao.orm.QueryUtil; import com.liferay.portal.kernel.exception.PortalException; import com.liferay.portal.kernel.model.Company; import com.liferay.portal.kernel.model.Group; import com.liferay.portal.kernel.model.GroupConstants; import com.liferay.portal.kernel.model.Organization; import com.liferay.portal.kernel.model.User; import com.liferay.portal.kernel.module.framework.ModuleServiceLifecycle; import com.liferay.portal.kernel.security.permission.ActionKeys; import com.liferay.portal.kernel.security.permission.PermissionChecker; import com.liferay.portal.kernel.service.GroupLocalService; import com.liferay.portal.kernel.service.GroupService; import com.liferay.portal.kernel.service.permission.GroupPermissionUtil; import com.liferay.portal.kernel.theme.ThemeDisplay; import com.liferay.portal.kernel.util.ListUtil; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.PortalUtil; import com.liferay.portal.kernel.util.WebKeys; import com.liferay.portlet.usersadmin.search.GroupSearch; import com.liferay.portlet.usersadmin.search.GroupSearchTerms; import java.util.ArrayList; import java.util.LinkedHashMap; import java.util.List; import javax.portlet.PortletRequest; import javax.portlet.PortletURL; import org.osgi.service.component.annotations.Component; import org.osgi.service.component.annotations.Reference; /** * @author Julio Camarero */ @Component(immediate = true, service = GroupSearchProvider.class) public class GroupSearchProvider { public GroupSearch getGroupSearch(PortletRequest portletRequest, PortletURL portletURL) throws PortalException { ThemeDisplay themeDisplay = (ThemeDisplay) portletRequest.getAttribute(WebKeys.THEME_DISPLAY); GroupSearch groupSearch = new GroupSearch(portletRequest, portletURL); GroupSearchTerms searchTerms = (GroupSearchTerms) groupSearch.getSearchTerms(); if (!searchTerms.isSearch()) { groupSearch.setEmptyResultsMessageCssClass("taglib-empty-result-message-header-has-plus-btn"); } else { groupSearch.setSearch(true); } long parentGroupId = getParentGroupId(portletRequest); Company company = themeDisplay.getCompany(); List results = null; if (!searchTerms.hasSearchTerms() && isFilterManageableGroups(portletRequest) && (parentGroupId <= 0)) { List<Group> groups = getAllGroups(portletRequest); groupSearch.setTotal(groups.size()); results = ListUtil.subList(groups, groupSearch.getStart(), groupSearch.getEnd()); } else if (searchTerms.hasSearchTerms()) { int total = _groupLocalService.searchCount(company.getCompanyId(), _classNameIds, searchTerms.getKeywords(), getGroupParams(portletRequest, searchTerms, parentGroupId)); groupSearch.setTotal(total); results = _groupLocalService.search(company.getCompanyId(), _classNameIds, searchTerms.getKeywords(), getGroupParams(portletRequest, searchTerms, parentGroupId), groupSearch.getStart(), groupSearch.getEnd(), groupSearch.getOrderByComparator()); } else { long groupId = ParamUtil.getLong(portletRequest, "groupId", GroupConstants.DEFAULT_PARENT_GROUP_ID); int total = _groupLocalService.searchCount(company.getCompanyId(), _classNameIds, groupId, searchTerms.getKeywords(), getGroupParams(portletRequest, searchTerms, parentGroupId)); groupSearch.setTotal(total); results = _groupLocalService.search(company.getCompanyId(), _classNameIds, groupId, searchTerms.getKeywords(), getGroupParams(portletRequest, searchTerms, parentGroupId), groupSearch.getStart(), groupSearch.getEnd(), groupSearch.getOrderByComparator()); } groupSearch.setResults(results); return groupSearch; } protected List<Group> getAllGroups(PortletRequest portletRequest) throws PortalException { List<Group> groups = new ArrayList<>(); ThemeDisplay themeDisplay = (ThemeDisplay) portletRequest.getAttribute(WebKeys.THEME_DISPLAY); User user = themeDisplay.getUser(); groups = user.getMySiteGroups( new String[] { Company.class.getName(), Group.class.getName(), Organization.class.getName() }, QueryUtil.ALL_POS); long groupId = ParamUtil.getLong(portletRequest, "groupId", GroupConstants.DEFAULT_PARENT_GROUP_ID); if (groupId != GroupConstants.DEFAULT_PARENT_GROUP_ID) { groups.clear(); groups.add(_groupLocalService.getGroup(groupId)); } return groups; } protected LinkedHashMap<String, Object> getGroupParams(PortletRequest portletRequest, GroupSearchTerms searchTerms, long parentGroupId) throws PortalException { ThemeDisplay themeDisplay = (ThemeDisplay) portletRequest.getAttribute(WebKeys.THEME_DISPLAY); LinkedHashMap<String, Object> groupParams = new LinkedHashMap<>(); groupParams.put("site", Boolean.TRUE); PermissionChecker permissionChecker = themeDisplay.getPermissionChecker(); User user = themeDisplay.getUser(); if (searchTerms.hasSearchTerms()) { if (isFilterManageableGroups(portletRequest)) { groupParams.put("groupsTree", getAllGroups(portletRequest)); } else if (parentGroupId > 0) { List<Group> groupsTree = new ArrayList<>(); Group parentGroup = _groupLocalService.getGroup(parentGroupId); groupsTree.add(parentGroup); groupParams.put("groupsTree", groupsTree); } if (!permissionChecker.isCompanyAdmin() && !GroupPermissionUtil.contains(permissionChecker, ActionKeys.VIEW)) { groupParams.put("usersGroups", Long.valueOf(user.getUserId())); } } return groupParams; } protected long getParentGroupId(PortletRequest portletRequest) { Group group = null; long groupId = ParamUtil.getLong(portletRequest, "groupId", GroupConstants.DEFAULT_PARENT_GROUP_ID); if (groupId > 0) { group = _groupLocalService.fetchGroup(groupId); } if (group != null) { return group.getGroupId(); } if (isFilterManageableGroups(portletRequest)) { return GroupConstants.ANY_PARENT_GROUP_ID; } return GroupConstants.DEFAULT_PARENT_GROUP_ID; } protected boolean isFilterManageableGroups(PortletRequest portletRequest) { ThemeDisplay themeDisplay = (ThemeDisplay) portletRequest.getAttribute(WebKeys.THEME_DISPLAY); PermissionChecker permissionChecker = themeDisplay.getPermissionChecker(); if (permissionChecker.isCompanyAdmin()) { return false; } if (GroupPermissionUtil.contains(permissionChecker, ActionKeys.VIEW)) { return false; } return true; } @Reference(unbind = "-") protected void setGroupLocalService(GroupLocalService groupLocalService) { _groupLocalService = groupLocalService; } /** * @deprecated As of 2.1.0, with no direct replacement */ @Deprecated @Reference(unbind = "-") protected void setGroupService(GroupService groupService) { _groupService = groupService; } @Reference(target = ModuleServiceLifecycle.PORTAL_INITIALIZED, unbind = "-") protected void setModuleServiceLifecycle(ModuleServiceLifecycle moduleServiceLifecycle) { _classNameIds = new long[] { PortalUtil.getClassNameId(Company.class), PortalUtil.getClassNameId(Group.class), PortalUtil.getClassNameId(Organization.class) }; } private long[] _classNameIds; private GroupLocalService _groupLocalService; private GroupService _groupService; }