/* * Copyright (c) 2022-2023, Kenneth Myhra <kennethmyhra@serenityos.org> * * SPDX-License-Identifier: BSD-2-Clause */ #pragma once #include <AK/NonnullRefPtr.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 {}; Bindings::EndingType endings; }; [[nodiscard]] ErrorOr<String> convert_line_endings_to_native(StringView 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 WebIDL::ExceptionOr<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 = {}); WebIDL::ExceptionOr<JS::NonnullGCPtr<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); virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override; private: explicit Blob(JS::Realm&); ByteBuffer m_byte_buffer {}; String m_type {}; }; }