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/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/ByteBuffer.h>
#include <AK/HashMap.h>
#include <AK/HashTable.h>
#include <AK/Noncopyable.h>
#include <AK/RefCounted.h>
#include <AK/URL.h>
#include <AK/WeakPtr.h>
#include <AK/Weakable.h>
#include <LibGfx/Forward.h>
#include <LibWeb/Forward.h>
#include <LibWeb/Loader/LoadRequest.h>
namespace Web {
class ResourceClient;
class Resource : public RefCounted<Resource> {
AK_MAKE_NONCOPYABLE(Resource);
AK_MAKE_NONMOVABLE(Resource);
public:
enum class Type {
Generic,
Image,
};
static NonnullRefPtr<Resource> create(Badge<ResourceLoader>, Type, LoadRequest const&);
virtual ~Resource();
Type type() const { return m_type; }
bool is_loaded() const { return m_loaded; }
bool is_failed() const { return m_failed; }
DeprecatedString const& error() const { return m_error; }
bool has_encoded_data() const { return !m_encoded_data.is_empty(); }
const AK::URL& url() const { return m_request.url(); }
ByteBuffer const& encoded_data() const { return m_encoded_data; }
HashMap<DeprecatedString, DeprecatedString, CaseInsensitiveStringTraits> const& response_headers() const { return m_response_headers; }
[[nodiscard]] Optional<u32> status_code() const { return m_status_code; }
void register_client(Badge<ResourceClient>, ResourceClient&);
void unregister_client(Badge<ResourceClient>, ResourceClient&);
bool has_encoding() const { return m_encoding.has_value(); }
Optional<DeprecatedString> const& encoding() const { return m_encoding; }
DeprecatedString const& mime_type() const { return m_mime_type; }
void for_each_client(Function<void(ResourceClient&)>);
void did_load(Badge<ResourceLoader>, ReadonlyBytes data, HashMap<DeprecatedString, DeprecatedString, CaseInsensitiveStringTraits> const& headers, Optional<u32> status_code);
void did_fail(Badge<ResourceLoader>, DeprecatedString const& error, Optional<u32> status_code);
protected:
explicit Resource(Type, LoadRequest const&);
Resource(Type, Resource&);
private:
LoadRequest m_request;
ByteBuffer m_encoded_data;
Type m_type { Type::Generic };
bool m_loaded { false };
bool m_failed { false };
DeprecatedString m_error;
Optional<DeprecatedString> m_encoding;
DeprecatedString m_mime_type;
HashMap<DeprecatedString, DeprecatedString, CaseInsensitiveStringTraits> m_response_headers;
Optional<u32> m_status_code;
HashTable<ResourceClient*> m_clients;
};
class ResourceClient : public Weakable<ResourceClient> {
public:
virtual ~ResourceClient();
virtual void resource_did_load() { }
virtual void resource_did_fail() { }
protected:
virtual Resource::Type client_type() const { return Resource::Type::Generic; }
Resource* resource() { return m_resource; }
Resource const* resource() const { return m_resource; }
void set_resource(Resource*);
private:
RefPtr<Resource> m_resource;
};
}
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