blob: 3b52d8509eb0197345f7936dd705a4d7d4e7dd8e [file] [log] [blame]
// Copyright (c) 2012 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 CONTENT_CHILD_NPAPI_PLUGIN_STREAM_URL_H_
#define CONTENT_CHILD_NPAPI_PLUGIN_STREAM_URL_H_
#include <vector>
#include "base/memory/scoped_ptr.h"
#include "content/child/npapi/plugin_stream.h"
#include "content/child/npapi/webplugin_resource_client.h"
#include "url/gurl.h"
namespace content {
class PluginInstance;
class PluginURLFetcher;
// A NPAPI Stream based on a URL.
class PluginStreamUrl : public PluginStream,
public WebPluginResourceClient {
public:
// Create a new stream for sending to the plugin by fetching
// a URL. If notifyNeeded is set, then the plugin will be notified
// when the stream has been fully sent to the plugin. Initialize
// must be called before the object is used.
PluginStreamUrl(unsigned long resource_id,
const GURL &url,
PluginInstance *instance,
bool notify_needed,
void *notify_data);
void SetPluginURLFetcher(PluginURLFetcher* fetcher);
void URLRedirectResponse(bool allow);
// Stop sending the stream to the client.
// Overrides the base Close so we can cancel our fetching the URL if
// it is still loading.
virtual bool Close(NPReason reason) OVERRIDE;
virtual WebPluginResourceClient* AsResourceClient() OVERRIDE;
virtual void CancelRequest() OVERRIDE;
// WebPluginResourceClient methods
virtual void WillSendRequest(const GURL& url, int http_status_code) OVERRIDE;
virtual void DidReceiveResponse(const std::string& mime_type,
const std::string& headers,
uint32 expected_length,
uint32 last_modified,
bool request_is_seekable) OVERRIDE;
virtual void DidReceiveData(const char* buffer,
int length,
int data_offset) OVERRIDE;
virtual void DidFinishLoading(unsigned long resource_id) OVERRIDE;
virtual void DidFail(unsigned long resource_id) OVERRIDE;
virtual bool IsMultiByteResponseExpected() OVERRIDE;
virtual int ResourceId() OVERRIDE;
virtual void AddRangeRequestResourceId(unsigned long resource_id) OVERRIDE;
protected:
virtual ~PluginStreamUrl();
private:
void SetDeferLoading(bool value);
// In case of a redirect, this can be called to update the url. But it must
// be called before Open().
void UpdateUrl(const char* url);
GURL url_;
unsigned long id_;
// Ids of additional resources requested via range requests issued on
// seekable streams.
std::vector<unsigned long> range_requests_;
// If the plugin participates in HTTP URL redirect handling then this member
// holds the url being redirected to while we wait for the plugin to make a
// decision on whether to allow or deny the redirect.
std::string pending_redirect_url_;
scoped_ptr<PluginURLFetcher> plugin_url_fetcher_;
DISALLOW_COPY_AND_ASSIGN(PluginStreamUrl);
};
} // namespace content
#endif // CONTENT_CHILD_NPAPI_PLUGIN_STREAM_URL_H_