зеркало из https://github.com/mozilla/gecko-dev.git
127 строки
3.0 KiB
C++
127 строки
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "mozilla/dom/PlayPromise.h"
|
|
#include "mozilla/Logging.h"
|
|
#include "mozilla/Telemetry.h"
|
|
|
|
extern mozilla::LazyLogModule gMediaElementLog;
|
|
|
|
#define PLAY_PROMISE_LOG(msg, ...) \
|
|
MOZ_LOG(gMediaElementLog, LogLevel::Debug, (msg, ##__VA_ARGS__))
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
|
|
PlayPromise::PlayPromise(nsIGlobalObject* aGlobal)
|
|
: Promise(aGlobal)
|
|
{
|
|
}
|
|
|
|
PlayPromise::~PlayPromise()
|
|
{
|
|
if (!mFulfilled && PromiseObj()) {
|
|
MaybeReject(NS_ERROR_DOM_ABORT_ERR);
|
|
}
|
|
}
|
|
|
|
/* static */
|
|
already_AddRefed<PlayPromise>
|
|
PlayPromise::Create(nsIGlobalObject* aGlobal, ErrorResult& aRv)
|
|
{
|
|
RefPtr<PlayPromise> promise = new PlayPromise(aGlobal);
|
|
promise->CreateWrapper(nullptr, aRv);
|
|
return aRv.Failed() ? nullptr : promise.forget();
|
|
}
|
|
|
|
void
|
|
PlayPromise::MaybeResolveWithUndefined()
|
|
{
|
|
if (mFulfilled) {
|
|
return;
|
|
}
|
|
mFulfilled = true;
|
|
PLAY_PROMISE_LOG("PlayPromise %p resolved with undefined", this);
|
|
auto reason = Telemetry::LABELS_MEDIA_PLAY_PROMISE_RESOLUTION::Resolved;
|
|
Telemetry::AccumulateCategorical(reason);
|
|
Promise::MaybeResolveWithUndefined();
|
|
}
|
|
|
|
using PlayLabel = Telemetry::LABELS_MEDIA_PLAY_PROMISE_RESOLUTION;
|
|
|
|
struct PlayPromiseTelemetryResult
|
|
{
|
|
nsresult mValue;
|
|
PlayLabel mLabel;
|
|
const char* mName;
|
|
};
|
|
|
|
static const PlayPromiseTelemetryResult sPlayPromiseTelemetryResults[] = {
|
|
{
|
|
NS_ERROR_DOM_MEDIA_NOT_ALLOWED_ERR,
|
|
PlayLabel::NotAllowedErr,
|
|
"NotAllowedErr",
|
|
},
|
|
{
|
|
NS_ERROR_DOM_MEDIA_NOT_SUPPORTED_ERR,
|
|
PlayLabel::SrcNotSupportedErr,
|
|
"SrcNotSupportedErr",
|
|
},
|
|
{
|
|
NS_ERROR_DOM_MEDIA_ABORT_ERR,
|
|
PlayLabel::PauseAbortErr,
|
|
"PauseAbortErr",
|
|
},
|
|
{
|
|
NS_ERROR_DOM_ABORT_ERR,
|
|
PlayLabel::AbortErr,
|
|
"AbortErr",
|
|
},
|
|
};
|
|
|
|
static const PlayPromiseTelemetryResult*
|
|
FindPlayPromiseTelemetryResult(nsresult aReason)
|
|
{
|
|
for (const auto& p : sPlayPromiseTelemetryResults) {
|
|
if (p.mValue == aReason) {
|
|
return &p;
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
static PlayLabel
|
|
ToPlayResultLabel(nsresult aReason)
|
|
{
|
|
auto p = FindPlayPromiseTelemetryResult(aReason);
|
|
return p ? p->mLabel : PlayLabel::UnknownErr;
|
|
}
|
|
|
|
static const char*
|
|
ToPlayResultStr(nsresult aReason)
|
|
{
|
|
auto p = FindPlayPromiseTelemetryResult(aReason);
|
|
return p ? p->mName : "UnknownErr";
|
|
}
|
|
|
|
void
|
|
PlayPromise::MaybeReject(nsresult aReason)
|
|
{
|
|
if (mFulfilled) {
|
|
return;
|
|
}
|
|
mFulfilled = true;
|
|
PLAY_PROMISE_LOG("PlayPromise %p rejected with 0x%x (%s)",
|
|
this,
|
|
static_cast<uint32_t>(aReason),
|
|
ToPlayResultStr(aReason));
|
|
Telemetry::AccumulateCategorical(ToPlayResultLabel(aReason));
|
|
Promise::MaybeReject(aReason);
|
|
}
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|