DOMFormData.h   [plain text]

/*
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#pragma once

#include "File.h"
#include "TextEncoding.h"
#include <wtf/Forward.h>
#include <wtf/Optional.h>
#include <wtf/RefCounted.h>
#include <wtf/Variant.h>
#include <wtf/text/WTFString.h>

namespace WebCore {

class HTMLFormElement;

class DOMFormData : public RefCounted<DOMFormData> {
public:
    using FormDataEntryValue = Variant<RefPtr<File>, String>;

    struct Item {
        String name;
        FormDataEntryValue data;
    };

    static Ref<DOMFormData> create(HTMLFormElement* form) { return adoptRef(*new DOMFormData(form)); }
    static Ref<DOMFormData> create(const TextEncoding& encoding) { return adoptRef(*new DOMFormData(encoding)); }

    const Vector<Item>& items() const { return m_items; }
    const TextEncoding& encoding() const { return m_encoding; }

    void append(const String& name, const String& value);
    void append(const String& name, Blob&, const String& filename = { });
    void remove(const String& name);
    std::optional<FormDataEntryValue> get(const String& name);
    Vector<FormDataEntryValue> getAll(const String& name);
    bool has(const String& name);
    void set(const String& name, const String& value);
    void set(const String& name, Blob&, const String& filename = { });

    class Iterator {
    public:
        explicit Iterator(DOMFormData&);
        std::optional<KeyValuePair<String, FormDataEntryValue>> next();

    private:
        Ref<DOMFormData> m_target;
        size_t m_index { 0 };
    };
    Iterator createIterator() { return Iterator { *this }; }

private:
    explicit DOMFormData(const TextEncoding&);
    explicit DOMFormData(HTMLFormElement*);

    Item createFileEntry(const String& name, Blob&, const String& filename);
    void set(const String& name, Item&&);

    TextEncoding m_encoding;
    Vector<Item> m_items;
};

} // namespace WebCore