UserMediaPermissionRequestManager.cpp [plain text]
#include "config.h"
#include "UserMediaPermissionRequestManager.h"
#if ENABLE(MEDIA_STREAM)
#include "WebCoreArgumentCoders.h"
#include "WebFrame.h"
#include "WebPage.h"
#include "WebPageProxyMessages.h"
#include <WebCore/Document.h>
#include <WebCore/Frame.h>
#include <WebCore/FrameLoader.h>
#include <WebCore/SecurityOrigin.h>
using namespace WebCore;
namespace WebKit {
static uint64_t generateRequestID()
{
static uint64_t uniqueRequestID = 1;
return uniqueRequestID++;
}
UserMediaPermissionRequestManager::UserMediaPermissionRequestManager(WebPage& page)
: m_page(page)
{
}
void UserMediaPermissionRequestManager::startRequest(UserMediaRequest& request)
{
Document* document = downcast<Document>(request.scriptExecutionContext());
Frame* frame = document ? document->frame() : nullptr;
if (!frame) {
request.userMediaAccessDenied();
return;
}
uint64_t requestID = generateRequestID();
m_idToRequestMap.add(requestID, &request);
m_requestToIDMap.add(&request, requestID);
WebFrame* webFrame = WebFrame::fromCoreFrame(*frame);
ASSERT(webFrame);
SecurityOrigin* origin = request.securityOrigin();
m_page.send(Messages::WebPageProxy::RequestUserMediaPermissionForFrame(requestID, webFrame->frameID(), origin->databaseIdentifier(), request.requiresAudio(), request.requiresVideo()));
}
void UserMediaPermissionRequestManager::cancelRequest(UserMediaRequest& request)
{
uint64_t requestID = m_requestToIDMap.take(&request);
if (!requestID)
return;
m_idToRequestMap.remove(requestID);
}
void UserMediaPermissionRequestManager::didReceiveUserMediaPermissionDecision(uint64_t requestID, bool allowed)
{
RefPtr<UserMediaRequest> request = m_idToRequestMap.take(requestID);
if (!request)
return;
m_requestToIDMap.remove(request);
if (allowed)
request->userMediaAccessGranted();
else
request->userMediaAccessDenied();
}
}
#endif // ENABLE(MEDIA_STREAM)