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Ladybird/AppKit: Sanitize user-provided URLs with LibWebView

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Timothy Flynn 2023-10-13 11:04:07 -04:00 • committed by Tim Flynn
parent f023e37de7
commit aa5cd24c90
7 changed files with 58 additions and 95 deletions
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21
Ladybird/AppKit/Utilities/URL.h
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@ -1,21 +0,0 @@
/*
* Copyright (c) 2023, Tim Flynn <trflynn89@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/StringView.h>
#include <AK/URL.h>
#import <System/Cocoa.h>
namespace Ladybird {
URL sanitize_url(NSString*);
URL sanitize_url(StringView);
URL rebase_url_on_serenity_resource_root(StringView);
}

51
Ladybird/AppKit/Utilities/URL.mm
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@ -1,51 +0,0 @@
/*
* Copyright (c) 2023, Tim Flynn <trflynn89@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/DeprecatedString.h>
#include <AK/String.h>
#include <AK/Vector.h>
#include <Ladybird/Utilities.h>
#include <LibFileSystem/FileSystem.h>
#import <Utilities/URL.h>
namespace Ladybird {
URL sanitize_url(StringView url_string)
{
if (url_string.starts_with('/') || FileSystem::exists(url_string))
return MUST(String::formatted("file://{}", MUST(FileSystem::real_path(url_string))));
URL url { url_string };
if (!url.is_valid())
url = MUST(String::formatted("https://{}", url_string));
return url;
}
URL sanitize_url(NSString* url_string)
{
auto const* utf8 = [url_string UTF8String];
return sanitize_url({ utf8, strlen(utf8) });
}
URL rebase_url_on_serenity_resource_root(StringView url_string)
{
URL url { url_string };
Vector<DeprecatedString> paths;
for (auto segment : s_serenity_resource_root.split('/'))
paths.append(move(segment));
for (size_t i = 0; i < url.path_segment_count(); ++i)
paths.append(url.path_segment_at_index(i));
url.set_paths(move(paths));
return url;
}
}