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// Copyright (c) 2006-2008 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 CHROME_BROWSER_RENDERER_HOST_SAFE_BROWSING_RESOURCE_HANDLER_H_
#define CHROME_BROWSER_RENDERER_HOST_SAFE_BROWSING_RESOURCE_HANDLER_H_
#include <string>
#include "base/time.h"
#include "chrome/browser/renderer_host/resource_handler.h"
#include "chrome/browser/safe_browsing/safe_browsing_service.h"
class ResourceDispatcherHost;
// Checks that a url is safe.
class SafeBrowsingResourceHandler : public ResourceHandler,
public SafeBrowsingService::Client {
public:
SafeBrowsingResourceHandler(ResourceHandler* handler,
int render_process_host_id,
int render_view_id,
const GURL& url,
ResourceType::Type resource_type,
SafeBrowsingService* safe_browsing,
ResourceDispatcherHost* resource_dispatcher_host);
~SafeBrowsingResourceHandler();
// ResourceHandler implementation:
bool OnUploadProgress(int request_id, uint64 position, uint64 size);
bool OnRequestRedirected(int request_id, const GURL& new_url);
bool OnResponseStarted(int request_id, ResourceResponse* response);
void OnGetHashTimeout();
bool OnWillRead(int request_id, net::IOBuffer** buf, int* buf_size,
int min_size);
bool OnReadCompleted(int request_id, int* bytes_read);
bool OnResponseCompleted(int request_id,
const URLRequestStatus& status,
const std::string& security_info);
// SafeBrowsingService::Client implementation, called on the IO thread once
// the URL has been classified.
void OnUrlCheckResult(const GURL& url,
SafeBrowsingService::UrlCheckResult result);
// SafeBrowsingService::Client implementation, called on the IO thread when
// the user has decided to proceed with the current request, or go back.
void OnBlockingPageComplete(bool proceed);
private:
scoped_refptr<ResourceHandler> next_handler_;
int render_process_host_id_;
int render_view_id_;
int paused_request_id_; // -1 if not paused
bool in_safe_browsing_check_;
bool displaying_blocking_page_;
SafeBrowsingService::UrlCheckResult safe_browsing_result_;
scoped_refptr<SafeBrowsingService> safe_browsing_;
scoped_ptr<URLRequestStatus> queued_error_;
std::string queued_security_info_;
int queued_error_request_id_;
ResourceDispatcherHost* rdh_;
base::Time pause_time_;
ResourceType::Type resource_type_;
DISALLOW_COPY_AND_ASSIGN(SafeBrowsingResourceHandler);
};
#endif // CHROME_BROWSER_RENDERER_HOST_SAFE_BROWSING_RESOURCE_HANDLER_H_
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