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/* 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::attr::Attr;
use dom::bindings::codegen::Bindings::ElementBinding::ElementMethods;
use dom::bindings::codegen::Bindings::NamedNodeMapBinding;
use dom::bindings::codegen::Bindings::NamedNodeMapBinding::NamedNodeMapMethods;
use dom::bindings::error::{Error, Fallible};
use dom::bindings::reflector::{Reflector, reflect_dom_object};
use dom::bindings::root::{Dom, DomRoot};
use dom::bindings::str::DOMString;
use dom::bindings::xmlname::namespace_from_domstring;
use dom::element::Element;
use dom::window::Window;
use dom_struct::dom_struct;
use html5ever::LocalName;
use std::ascii::AsciiExt;
#[dom_struct]
pub struct NamedNodeMap {
reflector_: Reflector,
owner: Dom<Element>,
}
impl NamedNodeMap {
fn new_inherited(elem: &Element) -> NamedNodeMap {
NamedNodeMap {
reflector_: Reflector::new(),
owner: Dom::from_ref(elem),
}
}
pub fn new(window: &Window, elem: &Element) -> DomRoot<NamedNodeMap> {
reflect_dom_object(Box::new(NamedNodeMap::new_inherited(elem)),
window, NamedNodeMapBinding::Wrap)
}
}
impl NamedNodeMapMethods for NamedNodeMap {
// https://dom.spec.whatwg.org/#dom-namednodemap-length
fn Length(&self) -> u32 {
self.owner.attrs().len() as u32
}
// https://dom.spec.whatwg.org/#dom-namednodemap-item
fn Item(&self, index: u32) -> Option<DomRoot<Attr>> {
self.owner.attrs().get(index as usize).map(|js| DomRoot::from_ref(&**js))
}
// https://dom.spec.whatwg.org/#dom-namednodemap-getnameditem
fn GetNamedItem(&self, name: DOMString) -> Option<DomRoot<Attr>> {
self.owner.get_attribute_by_name(name)
}
// https://dom.spec.whatwg.org/#dom-namednodemap-getnameditemns
fn GetNamedItemNS(&self, namespace: Option<DOMString>, local_name: DOMString)
-> Option<DomRoot<Attr>> {
let ns = namespace_from_domstring(namespace);
self.owner.get_attribute(&ns, &LocalName::from(local_name))
}
// https://dom.spec.whatwg.org/#dom-namednodemap-setnameditem
fn SetNamedItem(&self, attr: &Attr) -> Fallible<Option<DomRoot<Attr>>> {
self.owner.SetAttributeNode(attr)
}
// https://dom.spec.whatwg.org/#dom-namednodemap-setnameditemns
fn SetNamedItemNS(&self, attr: &Attr) -> Fallible<Option<DomRoot<Attr>>> {
self.SetNamedItem(attr)
}
// https://dom.spec.whatwg.org/#dom-namednodemap-removenameditem
fn RemoveNamedItem(&self, name: DOMString) -> Fallible<DomRoot<Attr>> {
let name = self.owner.parsed_name(name);
self.owner.remove_attribute_by_name(&name).ok_or(Error::NotFound)
}
// https://dom.spec.whatwg.org/#dom-namednodemap-removenameditemns
fn RemoveNamedItemNS(&self, namespace: Option<DOMString>, local_name: DOMString)
-> Fallible<DomRoot<Attr>> {
let ns = namespace_from_domstring(namespace);
self.owner.remove_attribute(&ns, &LocalName::from(local_name))
.ok_or(Error::NotFound)
}
// https://dom.spec.whatwg.org/#dom-namednodemap-item
fn IndexedGetter(&self, index: u32) -> Option<DomRoot<Attr>> {
self.Item(index)
}
// check-tidy: no specs after this line
fn NamedGetter(&self, name: DOMString) -> Option<DomRoot<Attr>> {
self.GetNamedItem(name)
}
// https://heycam.github.io/webidl/#dfn-supported-property-names
fn SupportedPropertyNames(&self) -> Vec<DOMString> {
let mut names = vec!();
let html_element_in_html_document = self.owner.html_element_in_html_document();
for attr in self.owner.attrs().iter() {
let s = &**attr.name();
if html_element_in_html_document && !s.bytes().all(|b| b.to_ascii_lowercase() == b) {
continue
}
if !names.iter().any(|name| &*name == s) {
names.push(DOMString::from(s));
}
}
names
}
}
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