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70 lines
2.1 KiB
Rust
70 lines
2.1 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use ref_filter_map::ref_filter_map;
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use std::cell::{RefCell, Ref};
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use std::rc::Rc;
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use url::Origin as UrlOrigin;
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use url::{Url, Host};
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/// A representation of an [origin](https://html.spec.whatwg.org/multipage/#origin-2).
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#[derive(HeapSizeOf)]
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pub struct Origin {
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#[ignore_heap_size_of = "Rc<T> has unclear ownership semantics"]
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inner: Rc<RefCell<UrlOrigin>>,
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}
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// We can't use RefCell inside JSTraceable, but Origin doesn't contain JS values and
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// DOMRefCell makes it much harder to write unit tests (due to setting up required TLS).
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no_jsmanaged_fields!(Origin);
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impl Origin {
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/// Create a new origin comprising a unique, opaque identifier.
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pub fn opaque_identifier() -> Origin {
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Origin {
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inner: Rc::new(RefCell::new(UrlOrigin::new_opaque())),
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}
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}
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/// Create a new origin for the given URL.
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pub fn new(url: &Url) -> Origin {
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Origin {
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inner: Rc::new(RefCell::new(url.origin())),
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}
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}
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pub fn set(&self, origin: UrlOrigin) {
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*self.inner.borrow_mut() = origin;
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}
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/// Does this origin represent a host/scheme/port tuple?
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pub fn is_scheme_host_port_tuple(&self) -> bool {
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self.inner.borrow().is_tuple()
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}
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/// Return the host associated with this origin.
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pub fn host(&self) -> Option<Ref<Host<String>>> {
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ref_filter_map(self.inner.borrow(), |origin| match *origin {
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UrlOrigin::Tuple(_, ref host, _) => Some(host),
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UrlOrigin::Opaque(..) => None,
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})
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}
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/// https://html.spec.whatwg.org/multipage/#same-origin
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pub fn same_origin(&self, other: &Origin) -> bool {
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*self.inner.borrow() == *other.inner.borrow()
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}
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pub fn copy(&self) -> Origin {
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Origin {
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inner: Rc::new(RefCell::new(self.inner.borrow().clone())),
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}
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}
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pub fn alias(&self) -> Origin {
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Origin {
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inner: self.inner.clone(),
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}
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}
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}
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