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LibPublicSuffix: Add Library and Generators

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Cameron Youell 2023-05-31 11:38:52 +10:00 • committed by Sam Atkins
parent c53d3e7aa4
commit 8fcf42f684
10 changed files with 287 additions and 0 deletions
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47
Userland/Libraries/LibPublicSuffix/URL.cpp Normal file
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/*
* Copyright (c) 2023, Cameron Youell <cameronyouell@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/String.h>
#include <AK/URL.h>
#include <LibPublicSuffix/URL.h>
#if defined(ENABLE_PUBLIC_SUFFIX_DOWNLOAD)
# include <LibPublicSuffix/PublicSuffixData.h>
#endif
namespace PublicSuffix {
ErrorOr<String> absolute_url(StringView url)
{
String out = TRY(String::from_utf8(url));
#if !defined(ENABLE_PUBLIC_SUFFIX_DOWNLOAD)
return out;
#else
if (!out.contains("://"sv))
out = TRY(String::formatted("https://{}"sv, out));
auto final_url = URL::create_with_url_or_path(out.to_deprecated_string());
if (!final_url.is_valid())
return Error::from_string_view("Invalid URL"sv);
if (final_url.host().has<URL::IPv4Address>() || final_url.host().has<URL::IPv6Address>())
return out;
if (final_url.scheme() != "http"sv && final_url.scheme() != "https"sv)
return out;
if (final_url.host().has<String>()) {
auto string_host = final_url.host().get<String>();
auto maybe_public_suffix = TRY(PublicSuffixData::the()->get_public_suffix(string_host));
if (maybe_public_suffix.has_value())
return out;
if (string_host.ends_with_bytes(".local"sv) || string_host.ends_with_bytes("localhost"sv))
return out;
}
return Error::from_string_view("Invalid URL"sv);
#endif
}
}