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/*
* Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, Kenneth Myhra <kennethmyhra@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/ByteBuffer.h>
#include <AK/RefCounted.h>
#include <AK/URL.h>
#include <AK/Weakable.h>
#include <LibWeb/Bindings/WindowObject.h>
#include <LibWeb/Bindings/Wrappable.h>
#include <LibWeb/DOM/EventTarget.h>
#include <LibWeb/DOM/ExceptionOr.h>
#include <LibWeb/Fetch/Infrastructure/HTTP/Statuses.h>
#include <LibWeb/MimeSniff/MimeType.h>
#include <LibWeb/URL/URLSearchParams.h>
#include <LibWeb/XHR/XMLHttpRequestEventTarget.h>
namespace Web::XHR {
using XMLHttpRequestBodyInit = Variant<NonnullRefPtr<URL::URLSearchParams>, String>;
class XMLHttpRequest final
: public RefCounted<XMLHttpRequest>
, public Weakable<XMLHttpRequest>
, public XMLHttpRequestEventTarget {
public:
enum class ReadyState : u16 {
Unsent = 0,
Opened = 1,
HeadersReceived = 2,
Loading = 3,
Done = 4,
};
struct BodyWithType {
ByteBuffer body;
String type;
};
using WrapperType = Bindings::XMLHttpRequestWrapper;
static NonnullRefPtr<XMLHttpRequest> create(HTML::Window& window)
{
return adopt_ref(*new XMLHttpRequest(window));
}
static NonnullRefPtr<XMLHttpRequest> create_with_global_object(Bindings::WindowObject& window)
{
return XMLHttpRequest::create(window.impl());
}
virtual ~XMLHttpRequest() override;
using RefCounted::ref;
using RefCounted::unref;
ReadyState ready_state() const { return m_ready_state; };
Fetch::Status status() const { return m_status; };
DOM::ExceptionOr<String> response_text() const;
DOM::ExceptionOr<JS::Value> response();
Bindings::XMLHttpRequestResponseType response_type() const { return m_response_type; }
DOM::ExceptionOr<void> open(String const& method, String const& url);
DOM::ExceptionOr<void> open(String const& method, String const& url, bool async, String const& username = {}, String const& password = {});
DOM::ExceptionOr<void> send(Optional<XMLHttpRequestBodyInit> body);
DOM::ExceptionOr<void> set_request_header(String const& header, String const& value);
void set_response_type(Bindings::XMLHttpRequestResponseType type) { m_response_type = type; }
String get_response_header(String const& name) { return m_response_headers.get(name).value_or({}); }
String get_all_response_headers() const;
Bindings::CallbackType* onreadystatechange();
void set_onreadystatechange(Optional<Bindings::CallbackType>);
DOM::ExceptionOr<void> override_mime_type(String const& mime);
DOM::ExceptionOr<void> set_timeout(u32 timeout);
u32 timeout() const;
private:
virtual void ref_event_target() override { ref(); }
virtual void unref_event_target() override { unref(); }
virtual JS::Object* create_wrapper(JS::GlobalObject&) override;
void set_ready_state(ReadyState);
void set_status(Fetch::Status status) { m_status = status; }
void fire_progress_event(String const&, u64, u64);
MimeSniff::MimeType get_response_mime_type() const;
Optional<StringView> get_final_encoding() const;
MimeSniff::MimeType get_final_mime_type() const;
String get_text_response() const;
Optional<Vector<String>> get_decode_and_split(String const& header_name, HashMap<String, String, CaseInsensitiveStringTraits> const& header_list) const;
Optional<MimeSniff::MimeType> extract_mime_type(HashMap<String, String, CaseInsensitiveStringTraits> const& header_list) const;
explicit XMLHttpRequest(HTML::Window&);
NonnullRefPtr<HTML::Window> m_window;
ReadyState m_ready_state { ReadyState::Unsent };
Fetch::Status m_status { 0 };
bool m_send { false };
u32 m_timeout { 0 };
String m_method;
AK::URL m_url;
Bindings::XMLHttpRequestResponseType m_response_type;
HashMap<String, String, CaseInsensitiveStringTraits> m_request_headers;
HashMap<String, String, CaseInsensitiveStringTraits> m_response_headers;
bool m_synchronous { false };
bool m_upload_complete { false };
bool m_upload_listener { false };
bool m_timed_out { false };
ByteBuffer m_received_bytes;
enum class Failure {
/// ????
};
Variant<JS::Handle<JS::Value>, Failure, Empty> m_response_object;
// https://xhr.spec.whatwg.org/#override-mime-type
Optional<MimeSniff::MimeType> m_override_mime_type;
};
}
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