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04c094343f
These wrappers will make it much easier to do various operations on the different ArrayBuffer-related classes in LibWeb compared to the current solution, which is to just accept a Handle<Object> everywhere (and use "any" in the *.idl files). Co-Authored-By: Matthew Olsson <mattco@serenityos.org>
68 lines
2.3 KiB
C++
68 lines
2.3 KiB
C++
/*
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* Copyright (c) 2022-2023, Kenneth Myhra <kennethmyhra@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/NonnullRefPtr.h>
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#include <AK/Vector.h>
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#include <LibWeb/Bindings/BlobPrototype.h>
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#include <LibWeb/Bindings/PlatformObject.h>
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#include <LibWeb/Forward.h>
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#include <LibWeb/WebIDL/ExceptionOr.h>
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namespace Web::FileAPI {
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using BlobPart = Variant<JS::Handle<WebIDL::BufferSource>, JS::Handle<Blob>, String>;
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struct BlobPropertyBag {
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String type = String {};
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Bindings::EndingType endings;
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};
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[[nodiscard]] ErrorOr<String> convert_line_endings_to_native(StringView string);
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[[nodiscard]] ErrorOr<ByteBuffer> process_blob_parts(Vector<BlobPart> const& blob_parts, Optional<BlobPropertyBag> const& options = {});
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[[nodiscard]] bool is_basic_latin(StringView view);
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class Blob : public Bindings::PlatformObject {
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WEB_PLATFORM_OBJECT(Blob, Bindings::PlatformObject);
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JS_DECLARE_ALLOCATOR(Blob);
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public:
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virtual ~Blob() override;
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[[nodiscard]] static JS::NonnullGCPtr<Blob> create(JS::Realm&, ByteBuffer, String type);
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[[nodiscard]] static JS::NonnullGCPtr<Blob> create(JS::Realm&, Optional<Vector<BlobPart>> const& blob_parts = {}, Optional<BlobPropertyBag> const& options = {});
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static WebIDL::ExceptionOr<JS::NonnullGCPtr<Blob>> construct_impl(JS::Realm&, Optional<Vector<BlobPart>> const& blob_parts = {}, Optional<BlobPropertyBag> const& options = {});
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// https://w3c.github.io/FileAPI/#dfn-size
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u64 size() const { return m_byte_buffer.size(); }
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// https://w3c.github.io/FileAPI/#dfn-type
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String const& type() const { return m_type; }
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WebIDL::ExceptionOr<JS::NonnullGCPtr<Blob>> slice(Optional<i64> start = {}, Optional<i64> end = {}, Optional<String> const& content_type = {});
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WebIDL::ExceptionOr<JS::NonnullGCPtr<Streams::ReadableStream>> stream();
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WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::Promise>> text();
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WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::Promise>> array_buffer();
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ReadonlyBytes bytes() const { return m_byte_buffer.bytes(); }
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WebIDL::ExceptionOr<JS::NonnullGCPtr<Streams::ReadableStream>> get_stream();
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protected:
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Blob(JS::Realm&, ByteBuffer, String type);
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Blob(JS::Realm&, ByteBuffer);
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virtual void initialize(JS::Realm&) override;
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private:
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explicit Blob(JS::Realm&);
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ByteBuffer m_byte_buffer {};
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String m_type {};
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};
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}
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