LibWeb: Implement 'fetch params' struct

2025-05-31 23:48:11 +00:00 · 2022-10-13 19:24:23 +02:00 · 2022-10-13 19:24:23 +02:00 · 5d86eae119
commit 5d86eae119
parent ba31547fa0
4 changed files with 162 additions and 0 deletions
--- a/Userland/Libraries/LibWeb/Fetch/Infrastructure/FetchParams.h
+++ b/Userland/Libraries/LibWeb/Fetch/Infrastructure/FetchParams.h
@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <AK/Forward.h>
+#include <LibJS/Forward.h>
+#include <LibJS/Heap/Cell.h>
+#include <LibWeb/Fetch/Infrastructure/FetchAlgorithms.h>
+#include <LibWeb/Fetch/Infrastructure/FetchController.h>
+#include <LibWeb/Fetch/Infrastructure/FetchTimingInfo.h>
+#include <LibWeb/Fetch/Infrastructure/HTTP/Requests.h>
+
+namespace Web::Fetch::Infrastructure {
+
+// https://fetch.spec.whatwg.org/#fetch-params
+class FetchParams : public JS::Cell {
+    JS_CELL(FetchParams, JS::Cell);
+
+public:
+    // FIXME: 'or a parallel queue'
+    using TaskDestination = Variant<Empty, JS::NonnullGCPtr<JS::Object>>;
+
+    struct PreloadedResponseCandidatePendingTag { };
+    using PreloadedResponseCandidate = Variant<Empty, PreloadedResponseCandidatePendingTag, JS::NonnullGCPtr<Response>>;
+
+    [[nodiscard]] static JS::NonnullGCPtr<FetchParams> create(JS::VM&, JS::NonnullGCPtr<Request>, JS::NonnullGCPtr<FetchTimingInfo>);
+
+    [[nodiscard]] JS::NonnullGCPtr<Request> request() const { return m_request; }
+    [[nodiscard]] JS::NonnullGCPtr<FetchController> controller() const { return m_controller; }
+    [[nodiscard]] JS::NonnullGCPtr<FetchTimingInfo> timing_info() const { return m_timing_info; }
+
+    [[nodiscard]] JS::NonnullGCPtr<FetchAlgorithms> algorithms() const { return m_algorithms; }
+    void set_algorithms(JS::NonnullGCPtr<FetchAlgorithms> algorithms) { m_algorithms = algorithms; }
+
+    [[nodiscard]] TaskDestination& task_destination() { return m_task_destination; }
+    [[nodiscard]] TaskDestination const& task_destination() const { return m_task_destination; }
+    void set_task_destination(TaskDestination task_destination) { m_task_destination = move(task_destination); }
+
+    [[nodiscard]] HTML::CanUseCrossOriginIsolatedAPIs cross_origin_isolated_capability() const { return m_cross_origin_isolated_capability; }
+    void set_cross_origin_isolated_capability(HTML::CanUseCrossOriginIsolatedAPIs cross_origin_isolated_capability) { m_cross_origin_isolated_capability = cross_origin_isolated_capability; }
+
+    [[nodiscard]] PreloadedResponseCandidate& preloaded_response_candidate() { return m_preloaded_response_candidate; }
+    [[nodiscard]] PreloadedResponseCandidate const& preloaded_response_candidate() const { return m_preloaded_response_candidate; }
+    void set_preloaded_response_candidate(PreloadedResponseCandidate preloaded_response_candidate) { m_preloaded_response_candidate = move(preloaded_response_candidate); }
+
+    [[nodiscard]] bool is_aborted() const;
+    [[nodiscard]] bool is_canceled() const;
+
+private:
+    FetchParams(JS::NonnullGCPtr<Request>, JS::NonnullGCPtr<FetchAlgorithms>, JS::NonnullGCPtr<FetchController>, JS::NonnullGCPtr<FetchTimingInfo>);
+
+    virtual void visit_edges(JS::Cell::Visitor&) override;
+
+    // https://fetch.spec.whatwg.org/#fetch-params-request
+    // request
+    //     A request.
+    JS::NonnullGCPtr<Request> m_request;
+
+    // https://fetch.spec.whatwg.org/#fetch-params-process-request-body
+    // process request body chunk length (default null)
+    // https://fetch.spec.whatwg.org/#fetch-params-process-request-end-of-body
+    // process request end-of-body (default null)
+    // https://fetch.spec.whatwg.org/#fetch-params-process-early-hints-response
+    // process early hints response (default null)
+    // https://fetch.spec.whatwg.org/#fetch-params-process-response
+    // process response (default null)
+    // https://fetch.spec.whatwg.org/#fetch-params-process-response-end-of-body
+    // process response end-of-body (default null)
+    // https://fetch.spec.whatwg.org/#fetch-params-process-response-consume-body
+    // process response consume body (default null)
+    //     Null or an algorithm.
+    JS::NonnullGCPtr<FetchAlgorithms> m_algorithms;
+
+    // https://fetch.spec.whatwg.org/#fetch-params-task-destination
+    // task destination (default null)
+    //     Null, a global object, or a parallel queue.
+    TaskDestination m_task_destination;
+
+    // https://fetch.spec.whatwg.org/#fetch-params-cross-origin-isolated-capability
+    // cross-origin isolated capability (default false)
+    //     A boolean.
+    HTML::CanUseCrossOriginIsolatedAPIs m_cross_origin_isolated_capability { HTML::CanUseCrossOriginIsolatedAPIs::No };
+
+    // https://fetch.spec.whatwg.org/#fetch-params-controller
+    // controller (default a new fetch controller)
+    //     A fetch controller.
+    JS::NonnullGCPtr<FetchController> m_controller;
+
+    // https://fetch.spec.whatwg.org/#fetch-params-timing-info
+    // timing info
+    //     A fetch timing info.
+    JS::NonnullGCPtr<FetchTimingInfo> m_timing_info;
+
+    // https://fetch.spec.whatwg.org/#fetch-params-preloaded-response-candidate
+    // preloaded response candidate (default null)
+    //     Null, "pending", or a response.
+    PreloadedResponseCandidate m_preloaded_response_candidate;
+};
+
+}