Mirrors/servo
1
0
Fork 0
mirror of https://github.com/servo/servo.git synced 2025-08-03 04:30:10 +01:00
Code Issues Projects Releases Packages Wiki Activity

Refactor fragment parsing

Browse source
This commit is contained in:
Chris Paris 2015-03-20 22:37:05 -10:00
parent 3c5c2f416b
commit 63ced23fca
3 changed files with 74 additions and 55 deletions
Download patch file Download diff file Expand all files Collapse all files

62
components/script/dom/element.rs
View file

@ -10,13 +10,11 @@ use dom::attr::AttrValue;
use dom::namednodemap::NamedNodeMap;
use dom::bindings::cell::DOMRefCell;
use dom::bindings::codegen::Bindings::AttrBinding::AttrMethods;
use dom::bindings::codegen::Bindings::DocumentBinding::DocumentMethods;
use dom::bindings::codegen::Bindings::ElementBinding;
use dom::bindings::codegen::Bindings::ElementBinding::ElementMethods;
use dom::bindings::codegen::Bindings::EventBinding::EventMethods;
use dom::bindings::codegen::Bindings::HTMLInputElementBinding::HTMLInputElementMethods;
use dom::bindings::codegen::Bindings::NamedNodeMapBinding::NamedNodeMapMethods;
use dom::bindings::codegen::Bindings::NodeBinding::NodeMethods;
use dom::bindings::codegen::InheritTypes::{ElementCast, ElementDerived, EventTargetCast};
use dom::bindings::codegen::InheritTypes::{HTMLBodyElementDerived, HTMLInputElementCast};
use dom::bindings::codegen::InheritTypes::{HTMLInputElementDerived, HTMLTableElementCast};
@ -24,7 +22,6 @@ use dom::bindings::codegen::InheritTypes::{HTMLTableElementDerived, HTMLTableCel
use dom::bindings::codegen::InheritTypes::{HTMLTableRowElementDerived, HTMLTextAreaElementDerived};
use dom::bindings::codegen::InheritTypes::{HTMLTableSectionElementDerived, NodeCast};
use dom::bindings::codegen::InheritTypes::HTMLAnchorElementCast;
use dom::bindings::codegen::InheritTypes::HTMLFormElementDerived;
use dom::bindings::error::{ErrorResult, Fallible};
use dom::bindings::error::Error;
use dom::bindings::error::Error::{InvalidCharacter, Syntax};
@ -37,7 +34,6 @@ use dom::create::create_element;
use dom::domrect::DOMRect;
use dom::domrectlist::DOMRectList;
use dom::document::{Document, DocumentHelpers, LayoutDocumentHelpers};
use dom::document::{DocumentSource, IsHTMLDocument};
use dom::domtokenlist::DOMTokenList;
use dom::event::{Event, EventHelpers};
use dom::eventtarget::{EventTarget, EventTargetTypeId};
@ -55,10 +51,9 @@ use dom::node::{CLICK_IN_PROGRESS, LayoutNodeHelpers, Node, NodeHelpers, NodeTyp
use dom::node::{document_from_node, NodeDamage};
use dom::node::{window_from_node};
use dom::nodelist::NodeList;
use dom::servohtmlparser::FragmentContext;
use dom::virtualmethods::{VirtualMethods, vtable_for};
use devtools_traits::AttrInfo;
use parse::html::{HTMLInput, parse_html};
use parse::html::HTMLInput;
use style::legacy::{SimpleColorAttribute, UnsignedIntegerAttribute, IntegerAttribute, LengthAttribute};
use selectors::matching::matches;
use style::properties::{PropertyDeclarationBlock, PropertyDeclaration, parse_style_attribute};
@ -1169,61 +1164,20 @@ impl<'a> ElementMethods for JSRef<'a, Element> {
rect.origin.x + rect.size.width)
}
// https://dvcs.w3.org/hg/innerhtml/raw-file/tip/index.html#extensions-to-the-element-interface
fn GetInnerHTML(self) -> Fallible<DOMString> {
//XXX TODO: XML case
self.serialize(ChildrenOnly)
}
fn SetInnerHTML(self, value: DOMString) -> Fallible<()> {
let window = window_from_node(self).root();
let context_document = document_from_node(self).root();
// 1. Let fragment be the result of invoking the fragment parsing algorithm
// with the new value as markup, and the context object as the context element.
// 2. Replace all with fragment within the context object.
let context_node: JSRef<Node> = NodeCast::from_ref(self);
let url = context_document.r().url();
// Follows https://html.spec.whatwg.org/multipage/syntax.html#parsing-html-fragments
// 1. Create a new Document node, and mark it as being an HTML document.
let document = Document::new(window.r(), Some(url.clone()),
IsHTMLDocument::HTMLDocument,
None, None,
DocumentSource::FromParser).root();
// 2. If the node document of the context element is in quirks mode,
// then let the Document be in quirks mode. Otherwise,
// the node document of the context element is in limited-quirks mode,
// then let the Document be in limited-quirks mode. Otherwise,
// leave the Document in no-quirks mode.
document.r().set_quirks_mode(context_document.r().quirks_mode());
// 11. Set the parser's form element pointer to the nearest node to
// the context element that is a form element (going straight up
// the ancestor chain, and including the element itself, if it
// is a form element), if any. (If there is no such form element,
// the form element pointer keeps its initial value, null.)
let form = context_node.inclusive_ancestors()
.find(|element| element.is_htmlformelement());
let fragment_context = FragmentContext {
context_elem: context_node,
form_elem: form,
};
parse_html(document.r(), HTMLInput::InputString(value), &url, Some(fragment_context));
// "14. Return the child nodes of root, in tree order."
// We do this by deleting all nodes of the context node,
// and then moving all nodes parsed into the new root_node
// into the context node.
while let Some(child) = context_node.GetFirstChild() {
try!(context_node.RemoveChild(child.root().r()));
}
let root_element = document.r().GetDocumentElement().expect("no document element").root();
let root_node: JSRef<Node> = NodeCast::from_ref(root_element.r());
while let Some(child) = root_node.GetFirstChild() {
let child = child.root();
try!(root_node.RemoveChild(child.r()));
try!(context_node.AppendChild(child.r()));
}
Ok(())
context_node.parse_fragment(HTMLInput::InputString(value))
.and_then(|frag| Ok(Node::replace_all(Some(NodeCast::from_ref(frag.root().r())),
context_node)))
}
fn GetOuterHTML(self) -> Fallible<DOMString> {