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dom::Response implementation
This commit is contained in:
parent
569599d404
commit
faf32a7cfb
30 changed files with 402 additions and 124 deletions
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@ -50,6 +50,7 @@ use html5ever::tree_builder::QuirksMode;
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use hyper::header::Headers;
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use hyper::method::Method;
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use hyper::mime::Mime;
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use hyper::status::StatusCode;
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use ipc_channel::ipc::{IpcReceiver, IpcSender};
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use js::glue::{CallObjectTracer, CallUnbarrieredObjectTracer, CallValueTracer};
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use js::jsapi::{GCTraceKindToAscii, Heap, TraceKind, JSObject, JSTracer};
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@ -62,6 +63,7 @@ use net_traits::image::base::{Image, ImageMetadata};
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use net_traits::image_cache_thread::{ImageCacheChan, ImageCacheThread};
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use net_traits::request::Request;
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use net_traits::response::HttpsState;
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use net_traits::response::{Response, ResponseBody};
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use net_traits::storage_thread::StorageType;
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use net_traits::{Metadata, NetworkError, ResourceThreads};
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use offscreen_gl_context::GLLimits;
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@ -339,7 +341,10 @@ no_jsmanaged_fields!(SharedRt);
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no_jsmanaged_fields!(TouchpadPressurePhase);
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no_jsmanaged_fields!(USVString);
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no_jsmanaged_fields!(ReferrerPolicy);
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no_jsmanaged_fields!(Response);
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no_jsmanaged_fields!(ResponseBody);
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no_jsmanaged_fields!(ResourceThreads);
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no_jsmanaged_fields!(StatusCode);
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no_jsmanaged_fields!(SystemTime);
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no_jsmanaged_fields!(RelativePos);
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no_jsmanaged_fields!(OpaqueStyleAndLayoutData);
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@ -209,7 +209,13 @@ impl Headers {
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headers_for_request
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}
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pub fn set_guard(&self, new_guard: Guard) {
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pub fn for_response(global: GlobalRef) -> Root<Headers> {
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let headers_for_response = Headers::new(global);
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headers_for_response.guard.set(Guard::Response);
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headers_for_response
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}
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pub fn set_guard(&self, new_guard: Guard) {
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self.guard.set(new_guard)
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}
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@ -346,7 +352,7 @@ pub fn is_forbidden_header_name(name: &str) -> bool {
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// [3] https://tools.ietf.org/html/rfc7230#section-3.2.6
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// [4] https://www.rfc-editor.org/errata_search.php?rfc=7230
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fn validate_name_and_value(name: ByteString, value: ByteString)
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-> Result<(String, Vec<u8>), Error> {
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-> Fallible<(String, Vec<u8>)> {
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let valid_name = try!(validate_name(name));
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if !is_field_content(&value) {
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return Err(Error::Type("Value is not valid".to_string()));
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@ -354,7 +360,7 @@ fn validate_name_and_value(name: ByteString, value: ByteString)
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Ok((valid_name, value.into()))
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}
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fn validate_name(name: ByteString) -> Result<String, Error> {
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fn validate_name(name: ByteString) -> Fallible<String> {
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if !is_field_name(&name) {
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return Err(Error::Type("Name is not valid".to_string()));
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}
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@ -444,7 +450,7 @@ fn is_field_vchar(x: u8) -> bool {
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}
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// https://tools.ietf.org/html/rfc5234#appendix-B.1
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fn is_vchar(x: u8) -> bool {
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pub fn is_vchar(x: u8) -> bool {
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match x {
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0x21...0x7E => true,
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_ => false,
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@ -452,7 +458,7 @@ fn is_vchar(x: u8) -> bool {
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}
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// http://tools.ietf.org/html/rfc7230#section-3.2.6
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fn is_obs_text(x: u8) -> bool {
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pub fn is_obs_text(x: u8) -> bool {
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match x {
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0x80...0xFF => true,
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_ => false,
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@ -22,7 +22,6 @@ use dom::virtualmethods::VirtualMethods;
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use encoding::EncodingRef;
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use encoding::all::UTF_8;
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use hyper::header::ContentType;
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use hyper::http::RawStatus;
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use hyper::mime::{Mime, TopLevel, SubLevel};
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use hyper_serde::Serde;
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use ipc_channel::ipc;
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@ -335,7 +334,7 @@ impl AsyncResponseListener for StylesheetContext {
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document.invalidate_stylesheets();
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// FIXME: Revisit once consensus is reached at: https://github.com/whatwg/html/issues/1142
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successful = metadata.status.map_or(false, |Serde(RawStatus(code, _))| code == 200);
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successful = metadata.status.map_or(false, |(code, _)| code == 200);
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}
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if elem.parser_inserted.get() {
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@ -24,7 +24,6 @@ use dom::htmlsourceelement::HTMLSourceElement;
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use dom::mediaerror::MediaError;
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use dom::node::{window_from_node, document_from_node, Node, UnbindContext};
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use dom::virtualmethods::VirtualMethods;
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use hyper_serde::Serde;
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use ipc_channel::ipc;
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use ipc_channel::router::ROUTER;
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use net_traits::{AsyncResponseListener, AsyncResponseTarget, Metadata, NetworkError};
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@ -66,7 +65,7 @@ impl AsyncResponseListener for HTMLMediaElementContext {
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.as_ref()
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.and_then(|m| m.status
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.as_ref()
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.map(|&Serde(ref s)| s.0 < 200 || s.0 >= 300))
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.map(|&(s, _)| s < 200 || s >= 300))
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.unwrap_or(false);
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if is_failure {
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// Ensure that the element doesn't receive any further notifications
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@ -26,8 +26,6 @@ use dom::window::ScriptHelpers;
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use encoding::label::encoding_from_whatwg_label;
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use encoding::types::{DecoderTrap, EncodingRef};
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use html5ever::tree_builder::NextParserState;
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use hyper::http::RawStatus;
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use hyper_serde::Serde;
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use ipc_channel::ipc;
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use ipc_channel::router::ROUTER;
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use js::jsval::UndefinedValue;
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@ -159,7 +157,7 @@ impl AsyncResponseListener for ScriptContext {
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let status_code = self.metadata.as_ref().and_then(|m| {
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match m.status {
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Some(Serde(RawStatus(c, _))) => Some(c),
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Some((c, _)) => Some(c),
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_ => None,
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}
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}).unwrap_or(0);
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@ -372,6 +372,7 @@ pub mod progressevent;
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pub mod radionodelist;
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pub mod range;
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pub mod request;
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pub mod response;
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pub mod screen;
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pub mod serviceworker;
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pub mod serviceworkercontainer;
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290
components/script/dom/response.rs
Normal file
290
components/script/dom/response.rs
Normal file
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@ -0,0 +1,290 @@
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/* 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 core::cell::Cell;
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use dom::bindings::cell::DOMRefCell;
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use dom::bindings::codegen::Bindings::HeadersBinding::HeadersMethods;
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use dom::bindings::codegen::Bindings::ResponseBinding;
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use dom::bindings::codegen::Bindings::ResponseBinding::{ResponseMethods, ResponseType as DOMResponseType};
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use dom::bindings::error::{Error, Fallible};
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use dom::bindings::global::GlobalRef;
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use dom::bindings::js::{JS, MutNullableHeap, Root};
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use dom::bindings::reflector::{Reflectable, Reflector, reflect_dom_object};
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use dom::bindings::str::{ByteString, USVString};
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use dom::headers::{Headers, Guard};
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use dom::headers::{is_vchar, is_obs_text};
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use hyper::status::StatusCode;
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use net_traits::response::{ResponseBody as NetTraitsResponseBody};
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use std::str::FromStr;
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use url::Position;
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use url::Url;
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#[dom_struct]
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pub struct Response {
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reflector_: Reflector,
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headers_reflector: MutNullableHeap<JS<Headers>>,
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mime_type: DOMRefCell<Vec<u8>>,
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body_used: Cell<bool>,
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/// `None` can be considered a StatusCode of `0`.
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#[ignore_heap_size_of = "Defined in hyper"]
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status: DOMRefCell<Option<StatusCode>>,
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raw_status: DOMRefCell<Option<(u16, Vec<u8>)>>,
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response_type: DOMRefCell<DOMResponseType>,
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url: DOMRefCell<Option<Url>>,
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url_list: DOMRefCell<Vec<Url>>,
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// For now use the existing NetTraitsResponseBody enum, until body
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// is implemented.
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body: DOMRefCell<NetTraitsResponseBody>,
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}
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impl Response {
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pub fn new_inherited() -> Response {
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Response {
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reflector_: Reflector::new(),
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headers_reflector: Default::default(),
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mime_type: DOMRefCell::new("".to_string().into_bytes()),
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body_used: Cell::new(false),
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status: DOMRefCell::new(Some(StatusCode::Ok)),
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raw_status: DOMRefCell::new(Some((200, b"OK".to_vec()))),
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response_type: DOMRefCell::new(DOMResponseType::Default),
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url: DOMRefCell::new(None),
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url_list: DOMRefCell::new(vec![]),
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body: DOMRefCell::new(NetTraitsResponseBody::Empty),
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}
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}
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// https://fetch.spec.whatwg.org/#dom-response
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pub fn new(global: GlobalRef) -> Root<Response> {
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reflect_dom_object(box Response::new_inherited(), global, ResponseBinding::Wrap)
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}
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pub fn Constructor(global: GlobalRef, _body: Option<USVString>, init: &ResponseBinding::ResponseInit)
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-> Fallible<Root<Response>> {
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// Step 1
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if init.status < 200 || init.status > 599 {
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return Err(Error::Range(
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format!("init's status member should be in the range 200 to 599, inclusive, but is {}"
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, init.status)));
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}
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// Step 2
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if !is_valid_status_text(&init.statusText) {
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return Err(Error::Type("init's statusText member does not match the reason-phrase token production"
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.to_string()));
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}
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// Step 3
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let r = Response::new(global);
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// Step 4
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*r.status.borrow_mut() = Some(StatusCode::from_u16(init.status));
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// Step 5
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*r.raw_status.borrow_mut() = Some((init.status, init.statusText.clone().into()));
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// Step 6
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if let Some(ref headers_member) = init.headers {
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// Step 6.1
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// TODO: Figure out how/if we should make r's response's
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// header list and r's Headers object the same thing. For
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// now just working with r's Headers object. Also, the
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// header list should already be empty so this step may be
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// unnecessary.
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r.Headers().empty_header_list();
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// Step 6.2
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try!(r.Headers().fill(Some(headers_member.clone())));
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}
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// Step 7
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if let Some(_) = _body {
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// Step 7.1
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if is_null_body_status(init.status) {
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return Err(Error::Type(
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"Body is non-null but init's status member is a null body status".to_string()));
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};
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// Step 7.2
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let content_type: Option<ByteString> = None;
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// Step 7.3
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// TODO: Extract body and implement step 7.3.
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// Step 7.4
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if let Some(content_type_contents) = content_type {
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if !r.Headers().Has(ByteString::new(b"Content-Type".to_vec())).unwrap() {
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try!(r.Headers().Append(ByteString::new(b"Content-Type".to_vec()), content_type_contents));
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}
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};
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}
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// Step 8
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*r.mime_type.borrow_mut() = r.Headers().extract_mime_type();
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// Step 9
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// TODO: `entry settings object` is not implemented in Servo yet.
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// Step 10
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// TODO: Write this step once Promises are merged in
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// Step 11
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Ok(r)
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}
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// https://fetch.spec.whatwg.org/#dom-response-error
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pub fn Error(global: GlobalRef) -> Root<Response> {
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let r = Response::new(global);
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*r.response_type.borrow_mut() = DOMResponseType::Error;
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r.Headers().set_guard(Guard::Immutable);
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*r.raw_status.borrow_mut() = Some((0, b"".to_vec()));
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r
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}
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// https://fetch.spec.whatwg.org/#dom-response-redirect
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pub fn Redirect(global: GlobalRef, url: USVString, status: u16) -> Fallible<Root<Response>> {
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// Step 1
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// TODO: `entry settings object` is not implemented in Servo yet.
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let base_url = global.get_url();
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let parsed_url = base_url.join(&url.0);
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// Step 2
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let url = match parsed_url {
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Ok(url) => url,
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Err(_) => return Err(Error::Type("Url could not be parsed".to_string())),
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};
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// Step 3
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if !is_redirect_status(status) {
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return Err(Error::Range("status is not a redirect status".to_string()));
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}
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// Step 4
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// see Step 4 continued
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let r = Response::new(global);
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// Step 5
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*r.status.borrow_mut() = Some(StatusCode::from_u16(status));
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*r.raw_status.borrow_mut() = Some((status, b"".to_vec()));
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// Step 6
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let url_bytestring = ByteString::from_str(url.as_str()).unwrap_or(ByteString::new(b"".to_vec()));
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try!(r.Headers().Set(ByteString::new(b"Location".to_vec()), url_bytestring));
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// Step 4 continued
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// Headers Guard is set to Immutable here to prevent error in Step 6
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r.Headers().set_guard(Guard::Immutable);
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// Step 7
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Ok(r)
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}
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}
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// https://fetch.spec.whatwg.org/#redirect-status
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fn is_redirect_status(status: u16) -> bool {
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status == 301 || status == 302 || status == 303 || status == 307 || status == 308
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}
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// https://tools.ietf.org/html/rfc7230#section-3.1.2
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fn is_valid_status_text(status_text: &ByteString) -> bool {
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// reason-phrase = *( HTAB / SP / VCHAR / obs-text )
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for byte in status_text.iter() {
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if !(*byte == b'\t' || *byte == b' ' || is_vchar(*byte) || is_obs_text(*byte)) {
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return false;
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}
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}
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true
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}
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// https://fetch.spec.whatwg.org/#null-body-status
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fn is_null_body_status(status: u16) -> bool {
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status == 101 || status == 204 || status == 205 || status == 304
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}
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impl ResponseMethods for Response {
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// https://fetch.spec.whatwg.org/#dom-response-type
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fn Type(&self) -> DOMResponseType {
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*self.response_type.borrow()//into()
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}
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// https://fetch.spec.whatwg.org/#dom-response-url
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fn Url(&self) -> USVString {
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USVString(String::from((*self.url.borrow()).as_ref().map(|u| serialize_without_fragment(u)).unwrap_or("")))
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}
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// https://fetch.spec.whatwg.org/#dom-response-redirected
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fn Redirected(&self) -> bool {
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let url_list_len = self.url_list.borrow().len();
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url_list_len > 1
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}
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// https://fetch.spec.whatwg.org/#dom-response-status
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fn Status(&self) -> u16 {
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match *self.raw_status.borrow() {
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Some((s, _)) => s,
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None => 0,
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}
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}
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// https://fetch.spec.whatwg.org/#dom-response-ok
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fn Ok(&self) -> bool {
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match *self.status.borrow() {
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Some(s) => {
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let status_num = s.to_u16();
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return status_num >= 200 && status_num <= 299;
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}
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None => false,
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}
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}
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// https://fetch.spec.whatwg.org/#dom-response-statustext
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fn StatusText(&self) -> ByteString {
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match *self.raw_status.borrow() {
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Some((_, ref st)) => ByteString::new(st.clone()),
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None => ByteString::new(b"OK".to_vec()),
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}
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}
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// https://fetch.spec.whatwg.org/#dom-response-headers
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fn Headers(&self) -> Root<Headers> {
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self.headers_reflector.or_init(|| Headers::for_response(self.global().r()))
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}
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// https://fetch.spec.whatwg.org/#dom-response-clone
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fn Clone(&self) -> Fallible<Root<Response>> {
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// Step 1
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// TODO: This step relies on body and stream, which are still unimplemented.
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// Step 2
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let new_response = Response::new(self.global().r());
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new_response.Headers().set_guard(self.Headers().get_guard());
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// https://fetch.spec.whatwg.org/#concept-response-clone
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// Instead of storing a net_traits::Response internally, we
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// only store the relevant fields, and only clone them here
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*new_response.response_type.borrow_mut() = self.response_type.borrow().clone();
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*new_response.status.borrow_mut() = self.status.borrow().clone();
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*new_response.raw_status.borrow_mut() = self.raw_status.borrow().clone();
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*new_response.url.borrow_mut() = self.url.borrow().clone();
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*new_response.url_list.borrow_mut() = self.url_list.borrow().clone();
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if *self.body.borrow() != NetTraitsResponseBody::Empty {
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*new_response.body.borrow_mut() = self.body.borrow().clone();
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}
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// Step 3
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// TODO: This step relies on promises, which are still unimplemented.
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// Step 4
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Ok(new_response)
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}
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// https://fetch.spec.whatwg.org/#dom-body-bodyused
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fn BodyUsed(&self) -> bool {
|
||||
self.body_used.get()
|
||||
}
|
||||
}
|
||||
|
||||
fn serialize_without_fragment(url: &Url) -> &str {
|
||||
&url[..Position::AfterQuery]
|
||||
}
|
37
components/script/dom/webidls/Response.webidl
Normal file
37
components/script/dom/webidls/Response.webidl
Normal file
|
@ -0,0 +1,37 @@
|
|||
/* 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/. */
|
||||
|
||||
// https://fetch.spec.whatwg.org/#response-class
|
||||
|
||||
// TODO: pass 'optional ResponseBodyInit? body = null' to constructor in place of USVString
|
||||
[Constructor(optional USVString? body = null, optional ResponseInit init),
|
||||
Exposed=(Window,Worker)]
|
||||
interface Response {
|
||||
[NewObject] static Response error();
|
||||
[NewObject, Throws] static Response redirect(USVString url, optional unsigned short status = 302);
|
||||
|
||||
readonly attribute ResponseType type;
|
||||
|
||||
readonly attribute USVString url;
|
||||
readonly attribute boolean redirected;
|
||||
readonly attribute unsigned short status;
|
||||
readonly attribute boolean ok;
|
||||
readonly attribute ByteString statusText;
|
||||
[SameObject] readonly attribute Headers headers;
|
||||
// readonly attribute ReadableStream? body;
|
||||
// [SameObject] readonly attribute Promise<Headers> trailer;
|
||||
|
||||
[NewObject, Throws] Response clone();
|
||||
};
|
||||
Response implements Body;
|
||||
|
||||
dictionary ResponseInit {
|
||||
unsigned short status = 200;
|
||||
ByteString statusText = "OK";
|
||||
HeadersInit headers;
|
||||
};
|
||||
|
||||
enum ResponseType { "basic", "cors", "default", "error", "opaque", "opaqueredirect" };
|
||||
|
||||
// typedef (BodyInit or ReadableStream) ResponseBodyInit;
|
|
@ -36,7 +36,6 @@ use encoding::types::{DecoderTrap, EncoderTrap, Encoding, EncodingRef};
|
|||
use euclid::length::Length;
|
||||
use hyper::header::Headers;
|
||||
use hyper::header::{ContentLength, ContentType};
|
||||
use hyper::http::RawStatus;
|
||||
use hyper::method::Method;
|
||||
use hyper::mime::{self, Mime, Attr as MimeAttr, Value as MimeValue};
|
||||
use hyper_serde::Serde;
|
||||
|
@ -91,7 +90,7 @@ struct XHRContext {
|
|||
#[derive(Clone)]
|
||||
pub enum XHRProgress {
|
||||
/// Notify that headers have been received
|
||||
HeadersReceived(GenerationId, Option<Headers>, Option<RawStatus>),
|
||||
HeadersReceived(GenerationId, Option<Headers>, Option<(u16, Vec<u8>)>),
|
||||
/// Partial progress (after receiving headers), containing portion of the response
|
||||
Loading(GenerationId, ByteString),
|
||||
/// Loading is done
|
||||
|
@ -879,7 +878,7 @@ impl XMLHttpRequest {
|
|||
self.process_partial_response(XHRProgress::HeadersReceived(
|
||||
gen_id,
|
||||
metadata.headers.map(Serde::into_inner),
|
||||
metadata.status.map(Serde::into_inner)));
|
||||
metadata.status));
|
||||
Ok(())
|
||||
}
|
||||
|
||||
|
@ -943,9 +942,9 @@ impl XMLHttpRequest {
|
|||
// Part of step 13, send() (processing response)
|
||||
// XXXManishearth handle errors, if any (substep 1)
|
||||
// Substep 2
|
||||
status.map(|RawStatus(code, reason)| {
|
||||
status.map(|(code, reason)| {
|
||||
self.status.set(code);
|
||||
*self.status_text.borrow_mut() = ByteString::new(reason.into_owned().into_bytes());
|
||||
*self.status_text.borrow_mut() = ByteString::new(reason);
|
||||
});
|
||||
headers.as_ref().map(|h| *self.response_headers.borrow_mut() = h.clone());
|
||||
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue