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https://github.com/RGBCube/serenity
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1ca1a73d67
The XMLHttpRequest specification specifices that header values should be normalized by trimming leading and trailing HTTP whitespace bytes.
124 lines
4 KiB
C++
124 lines
4 KiB
C++
/*
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* Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/ByteBuffer.h>
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#include <AK/RefCounted.h>
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#include <AK/URL.h>
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#include <AK/Weakable.h>
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#include <LibWeb/Bindings/WindowObject.h>
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#include <LibWeb/Bindings/Wrappable.h>
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#include <LibWeb/DOM/EventTarget.h>
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#include <LibWeb/DOM/ExceptionOr.h>
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#include <LibWeb/MimeSniff/MimeType.h>
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#include <LibWeb/XHR/XMLHttpRequestEventTarget.h>
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namespace Web::XHR {
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static constexpr Array<u8, 4> http_whitespace_bytes = { '\t', '\n', '\r', ' ' };
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class XMLHttpRequest final
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: public RefCounted<XMLHttpRequest>
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, public Weakable<XMLHttpRequest>
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, public XMLHttpRequestEventTarget {
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public:
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enum class ReadyState : u16 {
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Unsent = 0,
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Opened = 1,
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HeadersReceived = 2,
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Loading = 3,
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Done = 4,
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};
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using WrapperType = Bindings::XMLHttpRequestWrapper;
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static NonnullRefPtr<XMLHttpRequest> create(HTML::Window& window)
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{
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return adopt_ref(*new XMLHttpRequest(window));
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}
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static NonnullRefPtr<XMLHttpRequest> create_with_global_object(Bindings::WindowObject& window)
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{
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return XMLHttpRequest::create(window.impl());
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}
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virtual ~XMLHttpRequest() override;
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using RefCounted::ref;
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using RefCounted::unref;
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ReadyState ready_state() const { return m_ready_state; };
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unsigned status() const { return m_status; };
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DOM::ExceptionOr<String> response_text() const;
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DOM::ExceptionOr<JS::Value> response();
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Bindings::XMLHttpRequestResponseType response_type() const { return m_response_type; }
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DOM::ExceptionOr<void> open(String const& method, String const& url);
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DOM::ExceptionOr<void> open(String const& method, String const& url, bool async, String const& username = {}, String const& password = {});
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DOM::ExceptionOr<void> send(String body);
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DOM::ExceptionOr<void> set_request_header(String const& header, String const& value);
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void set_response_type(Bindings::XMLHttpRequestResponseType type) { m_response_type = type; }
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String get_response_header(String const& name) { return m_response_headers.get(name).value_or({}); }
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String get_all_response_headers() const;
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Bindings::CallbackType* onreadystatechange();
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void set_onreadystatechange(Optional<Bindings::CallbackType>);
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DOM::ExceptionOr<void> override_mime_type(String const& mime);
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private:
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virtual void ref_event_target() override { ref(); }
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virtual void unref_event_target() override { unref(); }
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virtual JS::Object* create_wrapper(JS::GlobalObject&) override;
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void set_ready_state(ReadyState);
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void set_status(unsigned status) { m_status = status; }
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void fire_progress_event(String const&, u64, u64);
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MimeSniff::MimeType get_response_mime_type() const;
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Optional<StringView> get_final_encoding() const;
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MimeSniff::MimeType get_final_mime_type() const;
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String get_text_response() const;
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Optional<Vector<String>> get_decode_and_split(String const& header_name, HashMap<String, String, CaseInsensitiveStringTraits> const& header_list) const;
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Optional<MimeSniff::MimeType> extract_mime_type(HashMap<String, String, CaseInsensitiveStringTraits> const& header_list) const;
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explicit XMLHttpRequest(HTML::Window&);
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NonnullRefPtr<HTML::Window> m_window;
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ReadyState m_ready_state { ReadyState::Unsent };
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unsigned m_status { 0 };
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bool m_send { false };
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String m_method;
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AK::URL m_url;
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Bindings::XMLHttpRequestResponseType m_response_type;
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HashMap<String, String, CaseInsensitiveStringTraits> m_request_headers;
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HashMap<String, String, CaseInsensitiveStringTraits> m_response_headers;
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bool m_synchronous { false };
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bool m_upload_complete { false };
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bool m_upload_listener { false };
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bool m_timed_out { false };
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ByteBuffer m_received_bytes;
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enum class Failure {
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/// ????
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};
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Variant<JS::Handle<JS::Value>, Failure, Empty> m_response_object;
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// https://xhr.spec.whatwg.org/#override-mime-type
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Optional<MimeSniff::MimeType> m_override_mime_type;
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};
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}
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