ladybird/Userland/Libraries/LibWeb/FileAPI/Blob.h
Andrew Kaster 4878a18ee7 LibWeb: Remove unecessary dependence on Window from Fetch, XHR, FileAPI
These classes only needed Window to get at its realm. Pass a realm
directly to construct Fetch, XMLHttpRequest and FileAPI classes.
2022-10-01 21:05:32 +01:00

64 lines
2.0 KiB
C++

/*
* Copyright (c) 2022, Kenneth Myhra <kennethmyhra@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/NonnullRefPtr.h>
#include <AK/String.h>
#include <AK/Vector.h>
#include <LibWeb/Bindings/BlobPrototype.h>
#include <LibWeb/Bindings/PlatformObject.h>
#include <LibWeb/Forward.h>
#include <LibWeb/WebIDL/ExceptionOr.h>
namespace Web::FileAPI {
using BlobPart = Variant<JS::Handle<JS::Object>, JS::Handle<Blob>, String>;
struct BlobPropertyBag {
String type = String::empty();
Bindings::EndingType endings;
};
[[nodiscard]] ErrorOr<String> convert_line_endings_to_native(String const& string);
[[nodiscard]] ErrorOr<ByteBuffer> process_blob_parts(Vector<BlobPart> const& blob_parts, Optional<BlobPropertyBag> const& options = {});
[[nodiscard]] bool is_basic_latin(StringView view);
class Blob : public Bindings::PlatformObject {
WEB_PLATFORM_OBJECT(Blob, Bindings::PlatformObject);
public:
virtual ~Blob() override;
static JS::NonnullGCPtr<Blob> create(JS::Realm&, ByteBuffer, String type);
static WebIDL::ExceptionOr<JS::NonnullGCPtr<Blob>> create(JS::Realm&, Optional<Vector<BlobPart>> const& blob_parts = {}, Optional<BlobPropertyBag> const& options = {});
static WebIDL::ExceptionOr<JS::NonnullGCPtr<Blob>> construct_impl(JS::Realm&, Optional<Vector<BlobPart>> const& blob_parts = {}, Optional<BlobPropertyBag> const& options = {});
// https://w3c.github.io/FileAPI/#dfn-size
u64 size() const { return m_byte_buffer.size(); }
// https://w3c.github.io/FileAPI/#dfn-type
String const& type() const { return m_type; }
WebIDL::ExceptionOr<JS::NonnullGCPtr<Blob>> slice(Optional<i64> start = {}, Optional<i64> end = {}, Optional<String> const& content_type = {});
JS::Promise* text();
JS::Promise* array_buffer();
ReadonlyBytes bytes() const { return m_byte_buffer.bytes(); }
protected:
Blob(JS::Realm&, ByteBuffer, String type);
Blob(JS::Realm&, ByteBuffer);
private:
explicit Blob(JS::Realm&);
ByteBuffer m_byte_buffer {};
String m_type {};
};
}