/* 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/. */ use dom::bindings::error::{report_pending_exception, throw_dom_exception}; use dom::bindings::reflector::DomObject; use dom::bindings::root::DomRoot; use dom::customelementregistry::{is_valid_custom_element_name, upgrade_element}; use dom::document::Document; use dom::element::{CustomElementCreationMode, CustomElementState, Element, ElementCreator}; use dom::globalscope::GlobalScope; use dom::htmlanchorelement::HTMLAnchorElement; use dom::htmlareaelement::HTMLAreaElement; use dom::htmlaudioelement::HTMLAudioElement; use dom::htmlbaseelement::HTMLBaseElement; use dom::htmlbodyelement::HTMLBodyElement; use dom::htmlbrelement::HTMLBRElement; use dom::htmlbuttonelement::HTMLButtonElement; use dom::htmlcanvaselement::HTMLCanvasElement; use dom::htmldataelement::HTMLDataElement; use dom::htmldatalistelement::HTMLDataListElement; use dom::htmldetailselement::HTMLDetailsElement; use dom::htmldialogelement::HTMLDialogElement; use dom::htmldirectoryelement::HTMLDirectoryElement; use dom::htmldivelement::HTMLDivElement; use dom::htmldlistelement::HTMLDListElement; use dom::htmlelement::HTMLElement; use dom::htmlembedelement::HTMLEmbedElement; use dom::htmlfieldsetelement::HTMLFieldSetElement; use dom::htmlfontelement::HTMLFontElement; use dom::htmlformelement::HTMLFormElement; use dom::htmlframeelement::HTMLFrameElement; use dom::htmlframesetelement::HTMLFrameSetElement; use dom::htmlheadelement::HTMLHeadElement; use dom::htmlheadingelement::HTMLHeadingElement; use dom::htmlheadingelement::HeadingLevel; use dom::htmlhrelement::HTMLHRElement; use dom::htmlhtmlelement::HTMLHtmlElement; use dom::htmliframeelement::HTMLIFrameElement; use dom::htmlimageelement::HTMLImageElement; use dom::htmlinputelement::HTMLInputElement; use dom::htmllabelelement::HTMLLabelElement; use dom::htmllegendelement::HTMLLegendElement; use dom::htmllielement::HTMLLIElement; use dom::htmllinkelement::HTMLLinkElement; use dom::htmlmapelement::HTMLMapElement; use dom::htmlmetaelement::HTMLMetaElement; use dom::htmlmeterelement::HTMLMeterElement; use dom::htmlmodelement::HTMLModElement; use dom::htmlobjectelement::HTMLObjectElement; use dom::htmlolistelement::HTMLOListElement; use dom::htmloptgroupelement::HTMLOptGroupElement; use dom::htmloptionelement::HTMLOptionElement; use dom::htmloutputelement::HTMLOutputElement; use dom::htmlparagraphelement::HTMLParagraphElement; use dom::htmlparamelement::HTMLParamElement; use dom::htmlpictureelement::HTMLPictureElement; use dom::htmlpreelement::HTMLPreElement; use dom::htmlprogresselement::HTMLProgressElement; use dom::htmlquoteelement::HTMLQuoteElement; use dom::htmlscriptelement::HTMLScriptElement; use dom::htmlselectelement::HTMLSelectElement; use dom::htmlsourceelement::HTMLSourceElement; use dom::htmlspanelement::HTMLSpanElement; use dom::htmlstyleelement::HTMLStyleElement; use dom::htmltablecaptionelement::HTMLTableCaptionElement; use dom::htmltablecellelement::HTMLTableCellElement; use dom::htmltablecolelement::HTMLTableColElement; use dom::htmltableelement::HTMLTableElement; use dom::htmltablerowelement::HTMLTableRowElement; use dom::htmltablesectionelement::HTMLTableSectionElement; use dom::htmltemplateelement::HTMLTemplateElement; use dom::htmltextareaelement::HTMLTextAreaElement; use dom::htmltimeelement::HTMLTimeElement; use dom::htmltitleelement::HTMLTitleElement; use dom::htmltrackelement::HTMLTrackElement; use dom::htmlulistelement::HTMLUListElement; use dom::htmlunknownelement::HTMLUnknownElement; use dom::htmlvideoelement::HTMLVideoElement; use dom::svgsvgelement::SVGSVGElement; use html5ever::{LocalName, Prefix, QualName}; use js::jsapi::JSAutoCompartment; use script_thread::ScriptThread; use servo_config::prefs::PREFS; fn create_svg_element( name: QualName, prefix: Option, document: &Document, ) -> DomRoot { assert_eq!(name.ns, ns!(svg)); macro_rules! make( ($ctor:ident) => ({ let obj = $ctor::new(name.local, prefix, document); DomRoot::upcast(obj) }); ($ctor:ident, $($arg:expr),+) => ({ let obj = $ctor::new(name.local, prefix, document, $($arg),+); DomRoot::upcast(obj) }) ); if !PREFS.get("dom.svg.enabled").as_boolean().unwrap_or(false) { return Element::new(name.local, name.ns, prefix, document); } match name.local { local_name!("svg") => make!(SVGSVGElement), _ => Element::new(name.local, name.ns, prefix, document), } } // https://dom.spec.whatwg.org/#concept-create-element #[allow(unsafe_code)] fn create_html_element( name: QualName, prefix: Option, is: Option, document: &Document, creator: ElementCreator, mode: CustomElementCreationMode, ) -> DomRoot { assert_eq!(name.ns, ns!(html)); // Step 4 let definition = document.lookup_custom_element_definition(&name.ns, &name.local, is.as_ref()); if let Some(definition) = definition { if definition.is_autonomous() { match mode { CustomElementCreationMode::Asynchronous => { let result = DomRoot::upcast::(HTMLElement::new( name.local.clone(), prefix.clone(), document, )); result.set_custom_element_state(CustomElementState::Undefined); ScriptThread::enqueue_upgrade_reaction(&*result, definition); return result; }, CustomElementCreationMode::Synchronous => { let local_name = name.local.clone(); return match definition.create_element(document, prefix.clone()) { Ok(element) => { element.set_custom_element_definition(definition.clone()); element }, Err(error) => { // Step 6. Recovering from exception. let global = GlobalScope::current().unwrap_or_else(|| document.global()); let cx = global.get_cx(); // Step 6.1.1 unsafe { let _ac = JSAutoCompartment::new( cx, global.reflector().get_jsobject().get(), ); throw_dom_exception(cx, &global, error); report_pending_exception(cx, true); } // Step 6.1.2 let element = DomRoot::upcast::(HTMLUnknownElement::new( local_name, prefix, document, )); element.set_custom_element_state(CustomElementState::Failed); element }, }; }, } } else { // Steps 5.1-5.2 let element = create_native_html_element(name, prefix, document, creator); element.set_is(definition.name.clone()); element.set_custom_element_state(CustomElementState::Undefined); match mode { // Step 5.3 CustomElementCreationMode::Synchronous => upgrade_element(definition, &*element), // Step 5.4 CustomElementCreationMode::Asynchronous => { ScriptThread::enqueue_upgrade_reaction(&*element, definition) }, } return element; } } // Steps 7.1-7.2 let result = create_native_html_element(name.clone(), prefix, document, creator); // Step 7.3 if is_valid_custom_element_name(&*name.local) || is.is_some() { result.set_custom_element_state(CustomElementState::Undefined); } result } pub fn create_native_html_element( name: QualName, prefix: Option, document: &Document, creator: ElementCreator, ) -> DomRoot { assert_eq!(name.ns, ns!(html)); macro_rules! make( ($ctor:ident) => ({ let obj = $ctor::new(name.local, prefix, document); DomRoot::upcast(obj) }); ($ctor:ident, $($arg:expr),+) => ({ let obj = $ctor::new(name.local, prefix, document, $($arg),+); DomRoot::upcast(obj) }) ); // This is a big match, and the IDs for inline-interned atoms are not very structured. // Perhaps we should build a perfect hash from those IDs instead. // https://html.spec.whatwg.org/multipage/#elements-in-the-dom match name.local { local_name!("a") => make!(HTMLAnchorElement), local_name!("abbr") => make!(HTMLElement), local_name!("acronym") => make!(HTMLElement), local_name!("address") => make!(HTMLElement), local_name!("area") => make!(HTMLAreaElement), local_name!("article") => make!(HTMLElement), local_name!("aside") => make!(HTMLElement), local_name!("audio") => make!(HTMLAudioElement), local_name!("b") => make!(HTMLElement), local_name!("base") => make!(HTMLBaseElement), local_name!("bdi") => make!(HTMLElement), local_name!("bdo") => make!(HTMLElement), // https://html.spec.whatwg.org/multipage/#other-elements,-attributes-and-apis:bgsound local_name!("bgsound") => make!(HTMLUnknownElement), local_name!("big") => make!(HTMLElement), // https://html.spec.whatwg.org/multipage/#other-elements,-attributes-and-apis:blink local_name!("blink") => make!(HTMLUnknownElement), // https://html.spec.whatwg.org/multipage/#the-blockquote-element local_name!("blockquote") => make!(HTMLQuoteElement), local_name!("body") => make!(HTMLBodyElement), local_name!("br") => make!(HTMLBRElement), local_name!("button") => make!(HTMLButtonElement), local_name!("canvas") => make!(HTMLCanvasElement), local_name!("caption") => make!(HTMLTableCaptionElement), local_name!("center") => make!(HTMLElement), local_name!("cite") => make!(HTMLElement), local_name!("code") => make!(HTMLElement), local_name!("col") => make!(HTMLTableColElement), local_name!("colgroup") => make!(HTMLTableColElement), local_name!("data") => make!(HTMLDataElement), local_name!("datalist") => make!(HTMLDataListElement), local_name!("dd") => make!(HTMLElement), local_name!("del") => make!(HTMLModElement), local_name!("details") => make!(HTMLDetailsElement), local_name!("dfn") => make!(HTMLElement), local_name!("dialog") => make!(HTMLDialogElement), local_name!("dir") => make!(HTMLDirectoryElement), local_name!("div") => make!(HTMLDivElement), local_name!("dl") => make!(HTMLDListElement), local_name!("dt") => make!(HTMLElement), local_name!("em") => make!(HTMLElement), local_name!("embed") => make!(HTMLEmbedElement), local_name!("fieldset") => make!(HTMLFieldSetElement), local_name!("figcaption") => make!(HTMLElement), local_name!("figure") => make!(HTMLElement), local_name!("font") => make!(HTMLFontElement), local_name!("footer") => make!(HTMLElement), local_name!("form") => make!(HTMLFormElement), local_name!("frame") => make!(HTMLFrameElement), local_name!("frameset") => make!(HTMLFrameSetElement), local_name!("h1") => make!(HTMLHeadingElement, HeadingLevel::Heading1), local_name!("h2") => make!(HTMLHeadingElement, HeadingLevel::Heading2), local_name!("h3") => make!(HTMLHeadingElement, HeadingLevel::Heading3), local_name!("h4") => make!(HTMLHeadingElement, HeadingLevel::Heading4), local_name!("h5") => make!(HTMLHeadingElement, HeadingLevel::Heading5), local_name!("h6") => make!(HTMLHeadingElement, HeadingLevel::Heading6), local_name!("head") => make!(HTMLHeadElement), local_name!("header") => make!(HTMLElement), local_name!("hgroup") => make!(HTMLElement), local_name!("hr") => make!(HTMLHRElement), local_name!("html") => make!(HTMLHtmlElement), local_name!("i") => make!(HTMLElement), local_name!("iframe") => make!(HTMLIFrameElement), local_name!("img") => make!(HTMLImageElement), local_name!("input") => make!(HTMLInputElement), local_name!("ins") => make!(HTMLModElement), // https://html.spec.whatwg.org/multipage/#other-elements,-attributes-and-apis:isindex-2 local_name!("isindex") => make!(HTMLUnknownElement), local_name!("kbd") => make!(HTMLElement), local_name!("label") => make!(HTMLLabelElement), local_name!("legend") => make!(HTMLLegendElement), local_name!("li") => make!(HTMLLIElement), local_name!("link") => make!(HTMLLinkElement, creator), // https://html.spec.whatwg.org/multipage/#other-elements,-attributes-and-apis:listing local_name!("listing") => make!(HTMLPreElement), local_name!("main") => make!(HTMLElement), local_name!("map") => make!(HTMLMapElement), local_name!("mark") => make!(HTMLElement), local_name!("marquee") => make!(HTMLElement), local_name!("meta") => make!(HTMLMetaElement), local_name!("meter") => make!(HTMLMeterElement), // https://html.spec.whatwg.org/multipage/#other-elements,-attributes-and-apis:multicol local_name!("multicol") => make!(HTMLUnknownElement), local_name!("nav") => make!(HTMLElement), // https://html.spec.whatwg.org/multipage/#other-elements,-attributes-and-apis:nextid local_name!("nextid") => make!(HTMLUnknownElement), local_name!("nobr") => make!(HTMLElement), local_name!("noframes") => make!(HTMLElement), local_name!("noscript") => make!(HTMLElement), local_name!("object") => make!(HTMLObjectElement), local_name!("ol") => make!(HTMLOListElement), local_name!("optgroup") => make!(HTMLOptGroupElement), local_name!("option") => make!(HTMLOptionElement), local_name!("output") => make!(HTMLOutputElement), local_name!("p") => make!(HTMLParagraphElement), local_name!("param") => make!(HTMLParamElement), local_name!("picture") => make!(HTMLPictureElement), local_name!("plaintext") => make!(HTMLPreElement), local_name!("pre") => make!(HTMLPreElement), local_name!("progress") => make!(HTMLProgressElement), local_name!("q") => make!(HTMLQuoteElement), local_name!("rp") => make!(HTMLElement), local_name!("rt") => make!(HTMLElement), local_name!("ruby") => make!(HTMLElement), local_name!("s") => make!(HTMLElement), local_name!("samp") => make!(HTMLElement), local_name!("script") => make!(HTMLScriptElement, creator), local_name!("section") => make!(HTMLElement), local_name!("select") => make!(HTMLSelectElement), local_name!("small") => make!(HTMLElement), local_name!("source") => make!(HTMLSourceElement), // https://html.spec.whatwg.org/multipage/#other-elements,-attributes-and-apis:spacer local_name!("spacer") => make!(HTMLUnknownElement), local_name!("span") => make!(HTMLSpanElement), local_name!("strike") => make!(HTMLElement), local_name!("strong") => make!(HTMLElement), local_name!("style") => make!(HTMLStyleElement, creator), local_name!("sub") => make!(HTMLElement), local_name!("summary") => make!(HTMLElement), local_name!("sup") => make!(HTMLElement), local_name!("table") => make!(HTMLTableElement), local_name!("tbody") => make!(HTMLTableSectionElement), local_name!("td") => make!(HTMLTableCellElement), local_name!("template") => make!(HTMLTemplateElement), local_name!("textarea") => make!(HTMLTextAreaElement), // https://html.spec.whatwg.org/multipage/#the-tfoot-element:concept-element-dom local_name!("tfoot") => make!(HTMLTableSectionElement), local_name!("th") => make!(HTMLTableCellElement), // https://html.spec.whatwg.org/multipage/#the-thead-element:concept-element-dom local_name!("thead") => make!(HTMLTableSectionElement), local_name!("time") => make!(HTMLTimeElement), local_name!("title") => make!(HTMLTitleElement), local_name!("tr") => make!(HTMLTableRowElement), local_name!("tt") => make!(HTMLElement), local_name!("track") => make!(HTMLTrackElement), local_name!("u") => make!(HTMLElement), local_name!("ul") => make!(HTMLUListElement), local_name!("var") => make!(HTMLElement), local_name!("video") => make!(HTMLVideoElement), local_name!("wbr") => make!(HTMLElement), local_name!("xmp") => make!(HTMLPreElement), _ if is_valid_custom_element_name(&*name.local) => make!(HTMLElement), _ => make!(HTMLUnknownElement), } } pub fn create_element( name: QualName, is: Option, document: &Document, creator: ElementCreator, mode: CustomElementCreationMode, ) -> DomRoot { let prefix = name.prefix.clone(); match name.ns { ns!(html) => create_html_element(name, prefix, is, document, creator, mode), ns!(svg) => create_svg_element(name, prefix, document), _ => Element::new(name.local, name.ns, prefix, document), } }