java/src/main/com/google/appengine/tools/development/LocalHttpRequestEnvironment.java

   1 // Copyright 2009 Google Inc. All Rights Reserved.
   2
   3 package com.google.appengine.tools.development;
   4
   5 import com.google.appengine.api.NamespaceManager;
   6 import com.google.appengine.api.users.dev.LoginCookieUtils;
   7
   8 import javax.servlet.http.HttpServletRequest;
   9
  10 /**
  11  * {@code LocalHttpRequestEnvironment} is a simple {@link LocalEnvironment} for
  12  * use during http request handling.
  13  *
  14  * This sets {@link LocalEnvironment#getAttributes()} from
  15  * <ol>
  16  * <li> Authentication details from the cookie that is maintained
  17  *      by the stub implementation of {@link UserService}
  18  * </li>
  19  * <li> The passed in {@link ModulesFilterHelper}. </li>
  20  * </ol>
  21  */
  22 public class LocalHttpRequestEnvironment extends LocalEnvironment {
  23   /**
  24    * The name of the HTTP header specifying the default namespace
  25    * for API calls.
  26    */
  27   static final String DEFAULT_NAMESPACE_HEADER = "X-AppEngine-Default-Namespace";
  28   static final String CURRENT_NAMESPACE_HEADER = "X-AppEngine-Current-Namespace";
  29   private static final String CURRENT_NAMESPACE_KEY =
  30       NamespaceManager.class.getName() + ".currentNamespace";
  31   private static final String APPS_NAMESPACE_KEY =
  32       NamespaceManager.class.getName() + ".appsNamespace";
  33
  34   private static final String USER_ID_KEY =
  35       "com.google.appengine.api.users.UserService.user_id_key";
  36   private static final String USER_ORGANIZATION_KEY =
  37       "com.google.appengine.api.users.UserService.user_organization";
  38   private static final String X_APPENGINE_QUEUE_NAME = "X-AppEngine-QueueName";
  39
  40   private final LoginCookieUtils.CookieData loginCookieData;
  41
  42   public LocalHttpRequestEnvironment(String appId, String serverName, String majorVersionId,
  43       int instance, Integer port, HttpServletRequest request, Long deadlineMillis,
  44       ModulesFilterHelper modulesFilterHelper) {
  45     super(appId, serverName, majorVersionId, instance, port, deadlineMillis);
  46     this.loginCookieData = LoginCookieUtils.getCookieData(request);
  47     String requestNamespace = request.getHeader(DEFAULT_NAMESPACE_HEADER);
  48     if (requestNamespace != null) {
  49       attributes.put(APPS_NAMESPACE_KEY, requestNamespace);
  50     }
  51     String currentNamespace = request.getHeader(CURRENT_NAMESPACE_HEADER);
  52     if (currentNamespace != null) {
  53       attributes.put(CURRENT_NAMESPACE_KEY, currentNamespace);
  54     }
  55     if (loginCookieData != null) {
  56       attributes.put(USER_ID_KEY, loginCookieData.getUserId());
  57       attributes.put(USER_ORGANIZATION_KEY, "");
  58     }
  59     if (request.getHeader(X_APPENGINE_QUEUE_NAME) != null) {
  60       attributes.put(ApiProxyLocalImpl.IS_OFFLINE_REQUEST_KEY, Boolean.TRUE);
  61     }
  62     attributes.put(HTTP_SERVLET_REQUEST, request);
  63     if (modulesFilterHelper != null) {
  64       attributes.put(DevAppServerImpl.MODULES_FILTER_HELPER_PROPERTY, modulesFilterHelper);
  65     }
  66   }
  67
  68   @Override
  69   public boolean isLoggedIn() {
  70     return loginCookieData != null;
  71   }
  72
  73   @Override
  74   public String getEmail() {
  75     if (loginCookieData == null) {
  76       return null;
  77     } else {
  78       return loginCookieData.getEmail();
  79     }
  80   }
  81
  82   @Override
  83   public boolean isAdmin() {
  84     if (loginCookieData == null) {
  85       return false;
  86     } else {
  87       return loginCookieData.isAdmin();
  88     }
  89   }
  90 }