Cargoify servo

components/net/fetch/request.rs

@@ -0,0 +1,149 @@
+/* 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 url::Url;
+use http::method::{Get, Method};
+use http::headers::request::HeaderCollection;
+use fetch::cors_cache::CORSCache;
+use fetch::response::Response;
+
+/// A [request context](http://fetch.spec.whatwg.org/#concept-request-context)
+pub enum Context {
+    Audio, Beacon, CSPreport, Download, Embed, Eventsource,
+    Favicon, Fetch, Font, Form, Frame, Hyperlink, IFrame, Image,
+    ImageSet, Import, Internal, Location, Manifest, Object, Ping,
+    Plugin, Prefetch, Script, ServiceWorker, SharedWorker, Subresource,
+    Style, Track, Video, Worker, XMLHttpRequest, XSLT
+}
+
+/// A [request context frame type](http://fetch.spec.whatwg.org/#concept-request-context-frame-type)
+pub enum ContextFrameType {
+    Auxiliary,
+    TopLevel,
+    Nested,
+    ContextNone
+}
+
+/// A [referer](http://fetch.spec.whatwg.org/#concept-request-referrer)
+pub enum Referer {
+    RefererNone,
+    Client,
+    RefererUrl(Url)
+}
+
+/// A [request mode](http://fetch.spec.whatwg.org/#concept-request-mode)
+pub enum RequestMode {
+    SameOrigin,
+    NoCORS,
+    CORSMode,
+    ForcedPreflightMode
+}
+
+/// Request [credentials mode](http://fetch.spec.whatwg.org/#concept-request-credentials-mode)
+pub enum CredentialsMode {
+    Omit,
+    CredentialsSameOrigin,
+    Include
+}
+
+/// [Response tainting](http://fetch.spec.whatwg.org/#concept-request-response-tainting)
+pub enum ResponseTainting {
+    Basic,
+    CORSTainting,
+    Opaque
+}
+
+/// A [Request](http://fetch.spec.whatwg.org/#requests) as defined by the Fetch spec
+pub struct Request {
+    pub method: Method,
+    pub url: Url,
+    pub headers: HeaderCollection,
+    pub unsafe_request: bool,
+    pub body: Option<Vec<u8>>,
+    pub preserve_content_codings: bool,
+    // pub client: GlobalRef, // XXXManishearth copy over only the relevant fields of the global scope,
+                              // not the entire scope to avoid the libscript dependency
+    pub skip_service_worker: bool,
+    pub context: Context,
+    pub context_frame_type: ContextFrameType,
+    pub origin: Option<Url>,
+    pub force_origin_header: bool,
+    pub same_origin_data: bool,
+    pub referer: Referer,
+    pub authentication: bool,
+    pub sync: bool,
+    pub mode: RequestMode,
+    pub credentials_mode: CredentialsMode,
+    pub use_url_credentials: bool,
+    pub manual_redirect: bool,
+    pub redirect_count: uint,
+    pub response_tainting: ResponseTainting,
+    pub cache: Option<Box<CORSCache>>
+}
+
+impl Request {
+    pub fn new(url: Url, context: Context) -> Request {
+         Request {
+            method: Get,
+            url: url,
+            headers: HeaderCollection::new(),
+            unsafe_request: false,
+            body: None,
+            preserve_content_codings: false,
+            skip_service_worker: false,
+            context: context,
+            context_frame_type: ContextNone,
+            origin: None,
+            force_origin_header: false,
+            same_origin_data: false,
+            referer: Client,
+            authentication: false,
+            sync: false,
+            mode: NoCORS,
+            credentials_mode: Omit,
+            use_url_credentials: false,
+            manual_redirect: false,
+            redirect_count: 0,
+            response_tainting: Basic,
+            cache: None
+        }
+    }
+
+    /// [Basic fetch](http://fetch.spec.whatwg.org#basic-fetch)
+    pub fn basic_fetch(&mut self) -> Response {
+        match self.url.scheme.as_slice() {
+            "about" => match self.url.non_relative_scheme_data() {
+                Some(s) if s.as_slice() == "blank" => {
+                    let mut response = Response::new();
+                    let _ = response.headers.insert_raw("Content-Type".to_string(), b"text/html;charset=utf-8");
+                    response
+                },
+                _ => Response::network_error()
+            },
+            "http" | "https" => {
+                self.http_fetch(false, false, false)
+            },
+            "blob" | "data" | "file" | "ftp" => {
+                // XXXManishearth handle these
+                fail!("Unimplemented scheme for Fetch")
+            },
+
+            _ => Response::network_error()
+        }
+    }
+
+    // [HTTP fetch](http://fetch.spec.whatwg.org#http-fetch)
+    pub fn http_fetch(&mut self, _cors_flag: bool, cors_preflight_flag: bool, _authentication_fetch_flag: bool) -> Response {
+        let response = Response::new();
+        // TODO: Service worker fetch
+        // Step 3
+        // Substep 1
+        self.skip_service_worker = true;
+        // Substep 2
+        if cors_preflight_flag {
+            // XXXManishearth stuff goes here
+        }
+        response
+    }
+}