static void typeAttrSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
HTMLSourceElement* imp = V8HTMLSourceElement::toNative(info.Holder());
V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, v, value);
imp->setType(v);
return;
}
static void typeAttrSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info) {
INC_STATS("DOM.HTMLSourceElement.type._set");
HTMLSourceElement* imp = V8HTMLSourceElement::toNative(info.Holder());
V8Parameter<> v = value;
imp->setType(v);
return;
}
void JSHTMLSourceElement::putValueProperty(ExecState* exec, int token, JSValue* value)
{
switch (token) {
case SrcAttrNum: {
HTMLSourceElement* imp = static_cast<HTMLSourceElement*>(impl());
imp->setSrc(value->toString(exec));
break;
}
case TypeAttrNum: {
HTMLSourceElement* imp = static_cast<HTMLSourceElement*>(impl());
imp->setType(value->toString(exec));
break;
}
case MediaAttrNum: {
HTMLSourceElement* imp = static_cast<HTMLSourceElement*>(impl());
imp->setMedia(value->toString(exec));
break;
}
}
}
void MediaDocumentParser::createDocumentStructure()
{
RefPtr<Element> rootElement = document()->createElement(htmlTag, false);
document()->appendChild(rootElement, IGNORE_EXCEPTION);
document()->setCSSTarget(rootElement.get());
static_cast<HTMLHtmlElement*>(rootElement.get())->insertedByParser();
if (document()->frame())
document()->frame()->loader()->dispatchDocumentElementAvailable();
RefPtr<Element> body = document()->createElement(bodyTag, false);
rootElement->appendChild(body, IGNORE_EXCEPTION);
RefPtr<Element> mediaElement = document()->createElement(videoTag, false);
m_mediaElement = static_cast<HTMLVideoElement*>(mediaElement.get());
m_mediaElement->setAttribute(controlsAttr, "");
m_mediaElement->setAttribute(autoplayAttr, "");
m_mediaElement->setAttribute(nameAttr, "media");
RefPtr<Element> sourceElement = document()->createElement(sourceTag, false);
HTMLSourceElement* source = static_cast<HTMLSourceElement*>(sourceElement.get());
source->setSrc(document()->url());
if (DocumentLoader* loader = document()->loader())
source->setType(loader->responseMIMEType());
m_mediaElement->appendChild(sourceElement, IGNORE_EXCEPTION);
body->appendChild(mediaElement, IGNORE_EXCEPTION);
Frame* frame = document()->frame();
if (!frame)
return;
frame->loader()->activeDocumentLoader()->setMainResourceDataBufferingPolicy(DoNotBufferData);
}
void setJSHTMLSourceElementType(ExecState* exec, JSObject* thisObject, JSValue value)
{
JSHTMLSourceElement* castedThisObj = static_cast<JSHTMLSourceElement*>(thisObject);
HTMLSourceElement* imp = static_cast<HTMLSourceElement*>(castedThisObj->impl());
imp->setType(value.toString(exec));
}
void MediaDocumentParser::createDocumentStructure() {
DCHECK(document());
HTMLHtmlElement* rootElement = HTMLHtmlElement::create(*document());
document()->appendChild(rootElement);
rootElement->insertedByParser();
if (isDetached())
return; // runScriptsAtDocumentElementAvailable can detach the frame.
HTMLHeadElement* head = HTMLHeadElement::create(*document());
HTMLMetaElement* meta = HTMLMetaElement::create(*document());
meta->setAttribute(nameAttr, "viewport");
meta->setAttribute(contentAttr, "width=device-width");
head->appendChild(meta);
HTMLVideoElement* media = HTMLVideoElement::create(*document());
media->setAttribute(controlsAttr, "");
media->setAttribute(autoplayAttr, "");
media->setAttribute(nameAttr, "media");
HTMLSourceElement* source = HTMLSourceElement::create(*document());
source->setSrc(document()->url());
if (DocumentLoader* loader = document()->loader())
source->setType(loader->responseMIMEType());
media->appendChild(source);
HTMLBodyElement* body = HTMLBodyElement::create(*document());
body->setAttribute(styleAttr, "margin: 0px;");
document()->willInsertBody();
HTMLDivElement* div = HTMLDivElement::create(*document());
// Style sheets for media controls are lazily loaded until a media element is
// encountered. As a result, elements encountered before the media element
// will not get the right style at first if we put the styles in
// mediacontrols.css. To solve this issue, set the styles inline so that they
// will be applied when the page loads. See w3c example on how to centering
// an element: https://www.w3.org/Style/Examples/007/center.en.html
div->setAttribute(styleAttr,
"display: flex;"
"flex-direction: column;"
"justify-content: center;"
"align-items: center;"
"min-height: min-content;"
"height: 100%;");
HTMLContentElement* content = HTMLContentElement::create(*document());
div->appendChild(content);
if (RuntimeEnabledFeatures::mediaDocumentDownloadButtonEnabled()) {
HTMLAnchorElement* anchor = HTMLAnchorElement::create(*document());
anchor->setAttribute(downloadAttr, "");
anchor->setURL(document()->url());
anchor->setTextContent(
document()
->getCachedLocale(document()->contentLanguage())
.queryString(WebLocalizedString::DownloadButtonLabel)
.upper());
// Using CSS style according to Android material design.
anchor->setAttribute(
styleAttr,
"display: inline-block;"
"margin-top: 32px;"
"padding: 0 16px 0 16px;"
"height: 36px;"
"background: #000000;"
"-webkit-tap-highlight-color: rgba(255, 255, 255, 0.12);"
"font-family: Roboto;"
"font-size: 14px;"
"border-radius: 5px;"
"color: white;"
"font-weight: 500;"
"text-decoration: none;"
"line-height: 36px;");
EventListener* listener = MediaDownloadEventListener::create();
anchor->addEventListener(EventTypeNames::click, listener, false);
HTMLDivElement* buttonContainer = HTMLDivElement::create(*document());
buttonContainer->setAttribute(styleAttr,
"text-align: center;"
"height: 0;"
"flex: none");
buttonContainer->appendChild(anchor);
div->appendChild(buttonContainer);
recordDownloadMetric(MediaDocumentDownloadButtonShown);
}
// According to
// https://html.spec.whatwg.org/multipage/browsers.html#read-media,
// MediaDocument should have a single child which is the video element. Use
// shadow root to hide all the elements we added here.
ShadowRoot& shadowRoot = body->ensureUserAgentShadowRoot();
shadowRoot.appendChild(div);
body->appendChild(media);
rootElement->appendChild(head);
rootElement->appendChild(body);
m_didBuildDocumentStructure = true;
}