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// Copyright (c) 2011 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_FRAME_URLMON_URL_REQUEST_H_
#define CHROME_FRAME_URLMON_URL_REQUEST_H_
#include <urlmon.h>
#include <atlbase.h>
#include <atlcom.h>
#include <map>
#include <string>
#include "chrome_frame/plugin_url_request.h"
#include "chrome_frame/urlmon_moniker.h"
#include "chrome_frame/utils.h"
namespace base {
class Thread;
}
class UrlmonUrlRequest;
class UrlmonUrlRequestManager
: public PluginUrlRequestManager,
public PluginUrlRequestDelegate {
public:
// Contains the privacy information for all requests issued by this instance.
struct PrivacyInfo {
public:
struct PrivacyEntry {
PrivacyEntry() : flags(0) {}
std::wstring policy_ref;
int32 flags;
};
typedef std::map<std::wstring, PrivacyEntry> PrivacyRecords;
PrivacyInfo() : privacy_impacted(false) {}
bool privacy_impacted;
PrivacyRecords privacy_records;
};
UrlmonUrlRequestManager();
~UrlmonUrlRequestManager();
// Use specific bind context when Chrome request this url.
// Used from ChromeActiveDocument's implementation of IPersistMoniker::Load().
void SetInfoForUrl(const std::wstring& url,
IMoniker* moniker, LPBC bind_context);
// Returns a copy of the url privacy information for this instance.
PrivacyInfo privacy_info() {
return privacy_info_;
}
virtual void AddPrivacyDataForUrl(const std::string& url,
const std::string& policy_ref,
int32 flags);
// This function passes the window on which notifications are to be fired.
void put_notification_window(HWND window) {
notification_window_ = window;
}
// This function passes information on whether ChromeFrame is running in
// privileged mode.
void set_privileged_mode(bool privileged_mode) {
privileged_mode_ = privileged_mode;
}
void set_container(IUnknown* container) {
container_ = container;
}
private:
friend class MessageLoop;
// PluginUrlRequestManager implementation.
virtual PluginUrlRequestManager::ThreadSafeFlags GetThreadSafeFlags();
virtual void StartRequest(int request_id,
const AutomationURLRequest& request_info);
virtual void ReadRequest(int request_id, int bytes_to_read);
virtual void EndRequest(int request_id);
virtual void DownloadRequestInHost(int request_id);
virtual void StopAll();
virtual void GetCookiesForUrl(const GURL& url, int cookie_id);
virtual void SetCookiesForUrl(const GURL& url, const std::string& cookie);
// PluginUrlRequestDelegate implementation
virtual void OnResponseStarted(
int request_id, const char* mime_type, const char* headers, int size,
base::Time last_modified, const std::string& redirect_url,
int redirect_status, const net::HostPortPair& socket_address,
uint64 upload_size);
virtual void OnReadComplete(int request_id, const std::string& data);
virtual void OnResponseEnd(int request_id,
const net::URLRequestStatus& status);
virtual void OnCookiesRetrieved(bool success, const GURL& url,
const std::string& cookie_string,
int cookie_id);
// This method is passed as a callback to UrlmonUrlRequest::TerminateBind.
// We simply forward moniker and bind_ctx to host ActiveX/ActiveDocument,
// so it may start NavigateWithBindContext.
void BindTerminated(IMoniker* moniker, IBindCtx* bind_ctx,
IStream* post_data, const char* request_headers);
// Helper function to initiate a download request in the host.
void DownloadRequestInHostHelper(UrlmonUrlRequest* request);
// Map for (request_id <-> UrlmonUrlRequest)
typedef std::map<int, scoped_refptr<UrlmonUrlRequest> > RequestMap;
RequestMap request_map_;
RequestMap background_request_map_;
// The caller is responsible for acquiring any locks needed to access the
// request map.
scoped_refptr<UrlmonUrlRequest> LookupRequest(int request_id,
RequestMap* request_map);
// The background_request_map_ is referenced from multiple threads. Lock to
// synchronize access.
base::Lock background_resource_map_lock_;
// Helper function to stop all requests in the request map.
void StopAllRequestsHelper(RequestMap* request_map,
base::Lock* request_map_lock);
// Helper function for initiating a new IE request.
void StartRequestHelper(int request_id,
const AutomationURLRequest& request_info,
RequestMap* request_map,
base::Lock* request_map_lock);
scoped_refptr<UrlmonUrlRequest> pending_request_;
scoped_ptr<base::Thread> background_thread_;
bool stopping_;
// Controls whether we download subresources on the page in a background
// worker thread.
bool background_worker_thread_enabled_;
PrivacyInfo privacy_info_;
// The window to be used to fire notifications on.
HWND notification_window_;
// Set to true if the ChromeFrame instance is running in privileged mode.
bool privileged_mode_;
// A pointer to the containing object. We maintain a weak reference to avoid
// lifetime issues.
IUnknown* container_;
};
#endif // CHROME_FRAME_URLMON_URL_REQUEST_H_
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