ladybird/Libraries/LibWeb/MediaSourceExtensions/MediaSource.cpp
2024-11-26 23:51:02 +01:00

95 lines
2.9 KiB
C++

/*
* Copyright (c) 2024, Jelle Raaijmakers <jelle@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/Bindings/MediaSourcePrototype.h>
#include <LibWeb/MediaSourceExtensions/EventNames.h>
#include <LibWeb/MediaSourceExtensions/MediaSource.h>
#include <LibWeb/MimeSniff/MimeType.h>
namespace Web::MediaSourceExtensions {
GC_DEFINE_ALLOCATOR(MediaSource);
WebIDL::ExceptionOr<GC::Ref<MediaSource>> MediaSource::construct_impl(JS::Realm& realm)
{
return realm.create<MediaSource>(realm);
}
MediaSource::MediaSource(JS::Realm& realm)
: DOM::EventTarget(realm)
{
}
MediaSource::~MediaSource() = default;
void MediaSource::initialize(JS::Realm& realm)
{
Base::initialize(realm);
WEB_SET_PROTOTYPE_FOR_INTERFACE(MediaSource);
}
// https://w3c.github.io/media-source/#dom-mediasource-onsourceopen
void MediaSource::set_onsourceopen(GC::Ptr<WebIDL::CallbackType> event_handler)
{
set_event_handler_attribute(EventNames::sourceopen, event_handler);
}
// https://w3c.github.io/media-source/#dom-mediasource-onsourceopen
GC::Ptr<WebIDL::CallbackType> MediaSource::onsourceopen()
{
return event_handler_attribute(EventNames::sourceopen);
}
// https://w3c.github.io/media-source/#dom-mediasource-onsourceended
void MediaSource::set_onsourceended(GC::Ptr<WebIDL::CallbackType> event_handler)
{
set_event_handler_attribute(EventNames::sourceended, event_handler);
}
// https://w3c.github.io/media-source/#dom-mediasource-onsourceended
GC::Ptr<WebIDL::CallbackType> MediaSource::onsourceended()
{
return event_handler_attribute(EventNames::sourceended);
}
// https://w3c.github.io/media-source/#dom-mediasource-onsourceclose
void MediaSource::set_onsourceclose(GC::Ptr<WebIDL::CallbackType> event_handler)
{
set_event_handler_attribute(EventNames::sourceclose, event_handler);
}
// https://w3c.github.io/media-source/#dom-mediasource-onsourceclose
GC::Ptr<WebIDL::CallbackType> MediaSource::onsourceclose()
{
return event_handler_attribute(EventNames::sourceclose);
}
// https://w3c.github.io/media-source/#dom-mediasource-istypesupported
bool MediaSource::is_type_supported(JS::VM&, String const& type)
{
// 1. If type is an empty string, then return false.
if (type.is_empty())
return false;
// 2. If type does not contain a valid MIME type string, then return false.
auto mime_type = MimeSniff::MimeType::parse(type);
if (!mime_type.has_value())
return false;
// FIXME: 3. If type contains a media type or media subtype that the MediaSource does not support, then
// return false.
// FIXME: 4. If type contains a codec that the MediaSource does not support, then return false.
// FIXME: 5. If the MediaSource does not support the specified combination of media type, media
// subtype, and codecs then return false.
// 6. Return true.
return true;
}
}