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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ANDROID_WEBVIEW_NATIVE_PERMISSION_PERMISSION_REQUEST_HANDLER_H
#define ANDROID_WEBVIEW_NATIVE_PERMISSION_PERMISSION_REQUEST_HANDLER_H
#include <map>
#include <vector>
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "content/public/browser/web_contents_observer.h"
#include "url/gurl.h"
namespace android_webview {
class AwPermissionRequest;
class AwPermissionRequestDelegate;
class PermissionRequestHandlerClient;
// This class is used to send the permission requests, or cancel ongoing
// requests.
// It is owned by AwContents and has 1x1 mapping to AwContents. All methods
// are running on UI thread.
class PermissionRequestHandler : public content::WebContentsObserver {
public:
PermissionRequestHandler(PermissionRequestHandlerClient* client,
content::WebContents* aw_contents);
virtual ~PermissionRequestHandler();
// Send the given |request| to PermissionRequestHandlerClient.
void SendRequest(scoped_ptr<AwPermissionRequestDelegate> request);
// Cancel the ongoing request initiated by |origin| for accessing |resources|.
void CancelRequest(const GURL& origin, int64 resources);
// Allow |origin| to access the |resources|.
void PreauthorizePermission(const GURL& origin, int64 resources);
// WebContentsObserver
virtual void NavigationEntryCommitted(
const content::LoadCommittedDetails& load_details) OVERRIDE;
private:
friend class TestPermissionRequestHandler;
typedef std::vector<base::WeakPtr<AwPermissionRequest> >::iterator
RequestIterator;
// Return the request initiated by |origin| for accessing |resources|.
RequestIterator FindRequest(const GURL& origin, int64 resources);
// Cancel the given request.
void CancelRequest(RequestIterator i);
void CancelAllRequests();
// Remove the invalid requests from requests_.
void PruneRequests();
// Return true if |origin| were preauthorized to access |resources|.
bool Preauthorized(const GURL& origin, int64 resources);
PermissionRequestHandlerClient* client_;
// A list of ongoing requests.
std::vector<base::WeakPtr<AwPermissionRequest> > requests_;
std::map<std::string, int64> preauthorized_permission_;
// The unique id of the active NavigationEntry of the WebContents that we were
// opened for. Used to help expire on requests.
int contents_unique_id_;
DISALLOW_COPY_AND_ASSIGN(PermissionRequestHandler);
};
} // namespace android_webivew
#endif // ANDROID_WEBVIEW_NATIVE_PERMISSION_PERMISSION_REQUEST_HANDLER_H
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