content/shell/browser/layout_test/layout_test_permission_manager.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_PERMISSION_MANAGER_H_
   6 #define CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_PERMISSION_MANAGER_H_
   7
   8 #include "base/callback_forward.h"
   9 #include "base/containers/hash_tables.h"
  10 #include "base/id_map.h"
  11 #include "base/macros.h"
  12 #include "base/synchronization/lock.h"
  13 #include "content/public/browser/permission_manager.h"
  14 #include "url/gurl.h"
  15
  16 namespace content {
  17
  18 class LayoutTestPermissionManager : public PermissionManager {
  19  public:
  20   LayoutTestPermissionManager();
  21   ~LayoutTestPermissionManager() override;
  22
  23   // PermissionManager overrides.
  24   void RequestPermission(
  25       PermissionType permission,
  26       WebContents* web_contents,
  27       int request_id,
  28       const GURL& requesting_origin,
  29       bool user_gesture,
  30       const base::Callback<void(PermissionStatus)>& callback) override;
  31   void CancelPermissionRequest(PermissionType permission,
  32                                WebContents* web_contents,
  33                                int request_id,
  34                                const GURL& requesting_origin) override;
  35   void ResetPermission(PermissionType permission,
  36                        const GURL& requesting_origin,
  37                        const GURL& embedding_origin) override;
  38   PermissionStatus GetPermissionStatus(PermissionType permission,
  39                                        const GURL& requesting_origin,
  40                                        const GURL& embedding_origin) override;
  41   void RegisterPermissionUsage(PermissionType permission,
  42                                const GURL& requesting_origin,
  43                                const GURL& embedding_origin) override;
  44   int SubscribePermissionStatusChange(
  45       PermissionType permission,
  46       const GURL& requesting_origin,
  47       const GURL& embedding_origin,
  48       const base::Callback<void(PermissionStatus)>& callback) override;
  49   void UnsubscribePermissionStatusChange(int subscription_id) override;
  50
  51   void SetPermission(PermissionType permission,
  52                      PermissionStatus status,
  53                      const GURL& origin,
  54                      const GURL& embedding_origin);
  55   void ResetPermissions();
  56
  57  private:
  58   // Representation of a permission for the LayoutTestPermissionManager.
  59   struct PermissionDescription {
  60     PermissionDescription() = default;
  61     PermissionDescription(PermissionType type,
  62                           const GURL& origin,
  63                           const GURL& embedding_origin);
  64     bool operator==(const PermissionDescription& other) const;
  65     bool operator!=(const PermissionDescription& other) const;
  66
  67     // Hash operator for hash maps.
  68     struct Hash {
  69       size_t operator()(const PermissionDescription& description) const;
  70     };
  71
  72     PermissionType type;
  73     GURL origin;
  74     GURL embedding_origin;
  75   };
  76
  77   struct Subscription;
  78   using SubscriptionsMap = IDMap<Subscription, IDMapOwnPointer>;
  79   using PermissionsMap = base::hash_map<PermissionDescription,
  80                                         PermissionStatus,
  81                                         PermissionDescription::Hash>;
  82
  83   void OnPermissionChanged(const PermissionDescription& permission,
  84                            PermissionStatus status);
  85
  86   // Mutex for permissions access. Unfortunately, the permissions can be
  87   // accessed from the IO thread because of Notifications' synchronous IPC.
  88   base::Lock permissions_lock_;
  89
  90   // List of permissions currently known by the LayoutTestPermissionManager and
  91   // their associated |PermissionStatus|.
  92   PermissionsMap permissions_;
  93
  94   // List of subscribers currently listening to permission changes.
  95   SubscriptionsMap subscriptions_;
  96
  97   DISALLOW_COPY_AND_ASSIGN(LayoutTestPermissionManager);
  98 };
  99
 100 }  // namespace content
 101
 102 #endif // CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_PERMISSION_MANAGER_H_