Security/ Package Name changes
[portal.git] / ecomp-portal-BE-common / src / main / java / org / onap / portalapp / util / EPUserUtils.java
diff --git a/ecomp-portal-BE-common/src/main/java/org/onap/portalapp/util/EPUserUtils.java b/ecomp-portal-BE-common/src/main/java/org/onap/portalapp/util/EPUserUtils.java
new file mode 100644 (file)
index 0000000..2292934
--- /dev/null
@@ -0,0 +1,401 @@
+/*-
+ * ============LICENSE_START==========================================
+ * ONAP Portal
+ * ===================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ===================================================================
+ *
+ * Unless otherwise specified, all software contained herein is licensed
+ * under the Apache License, Version 2.0 (the "License");
+ * you may not use this software except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed
+ * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
+ * you may not use this documentation except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * ============LICENSE_END============================================
+ *
+ * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ */
+package org.onap.portalapp.util;
+
+import java.util.ArrayList;
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Set;
+import java.util.UUID;
+import java.util.regex.Pattern;
+
+import javax.servlet.ServletContext;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+
+import org.apache.commons.codec.DecoderException;
+import org.apache.commons.codec.binary.Hex;
+import org.onap.portalapp.portal.domain.EPRole;
+import org.onap.portalapp.portal.domain.EPUser;
+import org.onap.portalapp.portal.domain.EPUserApp;
+import org.onap.portalapp.portal.exceptions.RoleFunctionException;
+import org.onap.portalapp.portal.service.EPRoleFunctionService;
+import org.onap.portalsdk.core.domain.RoleFunction;
+import org.onap.portalsdk.core.exception.SessionExpiredException;
+import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
+import org.onap.portalsdk.core.menu.MenuBuilder;
+import org.onap.portalsdk.core.service.DataAccessService;
+import org.onap.portalsdk.core.util.SystemProperties;
+import org.onap.portalsdk.core.web.support.AppUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+
+public class EPUserUtils {
+
+       private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(EPUserUtils.class);
+
+       private final static Long ACCOUNT_ADMIN_ROLE_ID = 999L;
+
+       public static final String ALL_ROLE_FUNCTIONS = "allRoleFunctions";
+       
+       // These decode values are based on HexDecoder
+       private static final String decodeValueOfForwardSlash = "2f";
+       private static final String decodeValueOfHyphen = "2d";
+       private static final String decodeValueOfAsterisk = "2a";
+
+       private static DataAccessService dataAccessService;
+
+       /**
+        * Gets the EPUser object from the session.
+        * 
+        * @param request
+        *            HttpServletRequest
+        * @return EPUser object that was created upon login
+        * @throws SessionExpiredException
+        *             if no session exists.
+        */
+       public static EPUser getUserSession(HttpServletRequest request) {
+               HttpSession session = AppUtils.getSession(request);
+               if (session == null)
+                       throw new SessionExpiredException();
+               return (EPUser) session.getAttribute(SystemProperties.getProperty(SystemProperties.USER_ATTRIBUTE_NAME));
+       }
+
+       /**
+        * Establishes the user's portal session
+        * 
+        * @param request
+        *            HttpServletRequest
+        * @param user
+        *            EPUser
+        * @param applicationMenuData
+        *            Menu data
+        * @param businessDirectMenuData
+        *            Menu data
+        * @param loginMethod_ignored
+        *            How the user authenticated; ignored
+        * @param ePRoleFunctionService
+        *            role function service
+        * @throws DecoderException 
+        */
+       @SuppressWarnings("rawtypes")
+       public static void setUserSession(HttpServletRequest request, EPUser user, Set applicationMenuData,
+                       Set businessDirectMenuData, String loginMethod_ignored, EPRoleFunctionService ePRoleFunctionService) throws RoleFunctionException {
+               HttpSession session = request.getSession(true);
+
+               // clear the current user session to avoid any conflicts
+               EPUserUtils.clearUserSession(request);
+               session.setAttribute(SystemProperties.getProperty(SystemProperties.USER_ATTRIBUTE_NAME), user);
+
+               setAllRoleFunctions(ePRoleFunctionService.getRoleFunctions(), session);
+
+               ePRoleFunctionService.getRoleFunctions(request, user);
+
+               // truncate the role (and therefore the role function) data to save
+               // memory in the session
+               user.setEPRoles(null);
+               session.setAttribute(SystemProperties.getProperty(SystemProperties.USER_NAME), user.getFullName());
+
+               ServletContext context = session.getServletContext();
+               int licenseVerificationFlag = 3;
+               try {
+                       licenseVerificationFlag = (Integer) context.getAttribute("licenseVerification");
+               } catch (Exception e) {
+                       logger.error(EELFLoggerDelegate.errorLogger, "setUserSession failed to get licenseVerification attribute",
+                                       e);
+               }
+               session.setAttribute(SystemProperties.getProperty(SystemProperties.APP_DISPLAY_NAME), "My Portal");
+               session.setAttribute(SystemProperties.getProperty(SystemProperties.APPLICATION_MENU_ATTRIBUTE_NAME),
+                               MenuBuilder.filterMenu(applicationMenuData, request));
+               session.setAttribute(SystemProperties.getProperty(SystemProperties.BUSINESS_DIRECT_MENU_ATTRIBUTE_NAME),
+                               MenuBuilder.filterMenu(businessDirectMenuData, request));
+       }
+
+       /**
+        * Creates a set of role function names and stores the set as a session
+        * attribute.
+        * 
+        * @param allRoleFunctions
+        *            List of role functions.
+        * @param session
+        *            HttpSession
+        * @throws DecoderException 
+        */
+       private static void setAllRoleFunctions(List<RoleFunction> allRoleFunctions, HttpSession session) throws RoleFunctionException {
+               if (allRoleFunctions == null)
+                       return;
+               Set<String> roleFnSet = new HashSet<String>();
+               for (RoleFunction roleFn : allRoleFunctions){
+                       roleFnSet.add(decodeFunctionCode(roleFn.getCode()));
+               }
+               session.setAttribute(ALL_ROLE_FUNCTIONS, roleFnSet);
+       }
+
+       
+       public static String decodeFunctionCode(String str) throws RoleFunctionException{
+               String decodedString = str;
+               List<Pattern> decodingList = new ArrayList<>();
+               decodingList.add(Pattern.compile(decodeValueOfForwardSlash));
+               decodingList.add(Pattern.compile(decodeValueOfHyphen));
+               decodingList.add(Pattern.compile(decodeValueOfAsterisk));
+               for (Pattern xssInputPattern : decodingList) {
+                       try {
+                               decodedString = decodedString.replaceAll("%" + xssInputPattern,
+                                               new String(Hex.decodeHex(xssInputPattern.toString().toCharArray())));
+                       } catch (DecoderException e) {
+                               logger.error(EELFLoggerDelegate.errorLogger, "Failed to decode the Rolefunction: "+ str,
+                                               e);
+                               throw new RoleFunctionException("decode failed", e);            
+                       }
+               }
+               
+               return decodedString;
+       }
+       
+       /**
+        * Removes all stored attributes from the user's session
+        * 
+        * @param request
+        *            HttpServletRequest
+        * @throws SessionExpiredException
+        *             if no session exists
+        */
+       private static void clearUserSession(HttpServletRequest request) {
+               HttpSession session = AppUtils.getSession(request);
+               if (session == null)
+                       throw new SessionExpiredException();
+
+               // removes all stored attributes from the current user's session
+               session.removeAttribute(SystemProperties.getProperty(SystemProperties.USER_ATTRIBUTE_NAME));
+               session.removeAttribute(SystemProperties.getProperty(SystemProperties.APPLICATION_MENU_ATTRIBUTE_NAME));
+               session.removeAttribute(SystemProperties.getProperty(SystemProperties.BUSINESS_DIRECT_MENU_ATTRIBUTE_NAME));
+               session.removeAttribute(SystemProperties.getProperty(SystemProperties.ROLES_ATTRIBUTE_NAME));
+               session.removeAttribute(SystemProperties.getProperty(SystemProperties.ROLE_FUNCTIONS_ATTRIBUTE_NAME));
+       }
+
+       /**
+        * Gets role information from the user session, in the cached user object. As a
+        * side effect sets a session variable with the roles.
+        * 
+        * @param request
+        *            HttpServletRequest
+        * @return Map of role ID to role object
+        */
+       @SuppressWarnings("rawtypes")
+       public static HashMap getRoles(HttpServletRequest request) {
+               HashMap roles = null;
+
+               HttpSession session = AppUtils.getSession(request);
+               roles = (HashMap) session.getAttribute(SystemProperties.getProperty(SystemProperties.ROLES_ATTRIBUTE_NAME));
+
+               // if roles are not already cached, let's grab them from the user
+               // session
+               if (roles == null) {
+                       EPUser user = getUserSession(request);
+
+                       // get all user roles (including the tree of child roles)
+                       roles = getAllUserRoles(user);
+
+                       session.setAttribute(SystemProperties.getProperty(SystemProperties.ROLES_ATTRIBUTE_NAME), roles);
+               }
+
+               return roles;
+       }
+
+       /**
+        * Builds a map of role ID to role object.
+        * 
+        * @param user
+        *            EPUser
+        * @return Map of role ID to role object
+        */
+       @SuppressWarnings({ "rawtypes", "unchecked" })
+       private static HashMap getAllUserRoles(EPUser user) {
+               HashMap roles = new HashMap();
+               Iterator i = user.getEPRoles().iterator();
+
+               while (i.hasNext()) {
+                       EPRole role = (EPRole) i.next();
+
+                       if (role.getActive()) {
+                               roles.put(role.getId(), role);
+
+                               // let's take a recursive trip down the tree to add all child
+                               // roles
+                               addChildRoles(role, roles);
+                       }
+               }
+
+               // Additionally; the account admin role is overloaded between ecomp
+               // portal and partners; lets also include that
+               Iterator<EPUserApp> appRolesIterator = user.getEPUserApps().iterator();
+               while (appRolesIterator.hasNext()) {
+                       EPRole role = (EPRole) appRolesIterator.next().getRole();
+
+                       if (role.getActive() && role.getId().equals(ACCOUNT_ADMIN_ROLE_ID)) {
+                               roles.put(role.getId(), role);
+
+                               // let's take a recursive trip down the tree to add all child
+                               // roles
+                               addChildRoles(role, roles);
+                       }
+               }
+
+               return roles;
+       }
+
+       /**
+        * Adds all child roles of the specified role to the map of roles.
+        * 
+        * @param role
+        *            EPRole
+        * @param roles
+        *            Maps role id to role object
+        */
+       @SuppressWarnings({ "rawtypes", "unchecked" })
+       private static void addChildRoles(EPRole role, HashMap roles) {
+               Set childRoles = role.getChildRoles();
+
+               if (childRoles != null && childRoles.size() > 0) {
+                       Iterator j = childRoles.iterator();
+                       while (j.hasNext()) {
+                               EPRole childRole = (EPRole) j.next();
+
+                               if (childRole.getActive()) {
+                                       roles.put(childRole.getId(), childRole);
+
+                                       addChildRoles(childRole, roles);
+                               }
+                       }
+               }
+
+       }
+
+       public static boolean hasRole(EPUser user, String roleKey) {
+               return getAllUserRoles(user).keySet().contains(new Long(roleKey));
+       }
+
+       public static DataAccessService getDataAccessService() {
+               return dataAccessService;
+       }
+
+       @Autowired
+       public void setDataAccessService(DataAccessService dataAccessService) {
+               EPUserUtils.dataAccessService = dataAccessService;
+       }
+
+       /**
+        * Gets the user's ID from the user object in the session
+        * 
+        * @param request
+        *            HttpServletRequest
+        * @return Integer ID of current user
+        */
+       public static int getUserId(HttpServletRequest request) {
+               return getUserIdAsLong(request).intValue();
+       }
+
+       /**
+        * Gets the user's ID from the user object in the session
+        * 
+        * @param request
+        *            HttpServletREquest
+        * @return Long ID of current user
+        */
+       public static Long getUserIdAsLong(HttpServletRequest request) {
+               Long userId = new Long(SystemProperties.getProperty(SystemProperties.APPLICATION_USER_ID));
+               if (request != null) {
+                       if (getUserSession(request) != null) {
+                               userId = getUserSession(request).getId();
+                       }
+               }
+               return userId;
+       }
+
+       /**
+        * Gets the request ID from the request.
+        * 
+        * @param request
+        *            HttpServletRequest
+        * @return Request ID
+        */
+       public static String getRequestId(HttpServletRequest request) {
+               Enumeration<String> headerNames = request.getHeaderNames();
+
+               String requestId = "";
+               try {
+                       while (headerNames.hasMoreElements()) {
+                               String headerName = (String) headerNames.nextElement();
+                               logger.debug(EELFLoggerDelegate.debugLogger,
+                                               "One header is " + headerName + " : " + request.getHeader(headerName));
+                               if (headerName.equalsIgnoreCase(SystemProperties.ECOMP_REQUEST_ID)) {
+                                       requestId = request.getHeader(headerName);
+                                       break;
+                               }
+                       }
+               } catch (Exception e) {
+                       logger.error(EELFLoggerDelegate.errorLogger, "getRequestId failed", e);
+               }
+
+               return (requestId.isEmpty() ? UUID.randomUUID().toString() : requestId);
+       }
+
+       /**
+        * Gets the full URL from the request.
+        * 
+        * @param request
+        *            HttpServletRequest
+        * @return Full URL
+        */
+       public static String getFullURL(HttpServletRequest request) {
+               if (request != null) {
+                       StringBuffer requestURL = request.getRequestURL();
+                       String queryString = request.getQueryString();
+
+                       if (queryString == null) {
+                               return requestURL.toString();
+                       } else {
+                               return requestURL.append('?').append(queryString).toString();
+                       }
+               }
+               return "";
+       }
+
+}