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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
/*
* This file is part of LibreOffice published API.
*/
#ifndef INCLUDED_RTL_URI_HXX
#define INCLUDED_RTL_URI_HXX
#include "rtl/malformeduriexception.hxx"
#include "rtl/uri.h"
#include "rtl/textenc.h"
#include "rtl/ustring.hxx"
#include "sal/types.h"
#if defined LIBO_INTERNAL_ONLY
#include <array>
#include <cassert>
#include <cstddef>
#include <string_view>
#include "config_global.h"
#endif
namespace rtl {
/** A wrapper around the C functions from <rtl/uri.h>.
*/
class Uri
{
public:
/** A wrapper around rtl_uriEncode() from <rtl/uri.h> (see there), using
an array of 128 booleans as char class.
*/
static inline rtl::OUString encode(rtl::OUString const & rText,
sal_Bool const * pCharClass,
rtl_UriEncodeMechanism eMechanism,
rtl_TextEncoding eCharset);
/** A wrapper around rtl_uriEncode() from <rtl/uri.h> (see there), using
a predefined rtl_UriCharClass enumeration member.
*/
static inline rtl::OUString encode(rtl::OUString const & rText,
rtl_UriCharClass eCharClass,
rtl_UriEncodeMechanism eMechanism,
rtl_TextEncoding eCharset);
/** A wrapper around rtl_uriDecode() from <rtl/uri.h> (see there).
*/
static inline rtl::OUString decode(rtl::OUString const & rText,
rtl_UriDecodeMechanism eMechanism,
rtl_TextEncoding eCharset);
/** A wrapper around rtl_uriConvertRelToAbs() from <rtl/uri.h> (see there).
@exception MalformedUriException
Thrown in case rtl_uriConvertRelToAbs() signals an exception due to a
malformed base URI.
*/
static inline rtl::OUString convertRelToAbs(
rtl::OUString const & rBaseUriRef, rtl::OUString const & rRelUriRef);
private:
Uri() SAL_DELETED_FUNCTION;
Uri(Uri &) SAL_DELETED_FUNCTION;
~Uri() SAL_DELETED_FUNCTION;
void operator =(Uri) SAL_DELETED_FUNCTION;
};
inline rtl::OUString Uri::encode(rtl::OUString const & rText,
sal_Bool const * pCharClass,
rtl_UriEncodeMechanism eMechanism,
rtl_TextEncoding eCharset)
{
rtl::OUString aResult;
rtl_uriEncode(rText.pData,
pCharClass,
eMechanism,
eCharset,
&aResult.pData);
return aResult;
}
inline rtl::OUString Uri::encode(rtl::OUString const & rText,
rtl_UriCharClass eCharClass,
rtl_UriEncodeMechanism eMechanism,
rtl_TextEncoding eCharset)
{
rtl::OUString aResult;
rtl_uriEncode(rText.pData,
rtl_getUriCharClass(eCharClass),
eMechanism,
eCharset,
&aResult.pData);
return aResult;
}
inline rtl::OUString Uri::decode(rtl::OUString const & rText,
rtl_UriDecodeMechanism eMechanism,
rtl_TextEncoding eCharset)
{
rtl::OUString aResult;
rtl_uriDecode(rText.pData,
eMechanism,
eCharset,
&aResult.pData);
return aResult;
}
inline rtl::OUString Uri::convertRelToAbs(rtl::OUString const & rBaseUriRef,
rtl::OUString const & rRelUriRef)
{
rtl::OUString aResult;
rtl::OUString aException;
if (!rtl_uriConvertRelToAbs(
rBaseUriRef.pData,
rRelUriRef.pData, &aResult.pData,
&aException.pData))
throw MalformedUriException(aException);
return aResult;
}
#if defined LIBO_INTERNAL_ONLY
constexpr std::size_t UriCharClassSize = 128;
// Create a char class (for use with rtl_uriEncode and rtl::Uri::encode), represented as a
// compile-time std::array, from an UTF-8 string literal.
//
// The given `unencoded` lists each ASCII character once that shall not be encoded. (It uses an
// UTF-8 string type to emphasize that its characters' values are always interpreted as ASCII
// values.)
#if HAVE_CPP_CONSTEVAL
consteval
#else
constexpr
#endif
auto createUriCharClass(
#if defined __cpp_lib_char8_t
std::u8string_view
#else
std::string_view
#endif
unencoded)
{
std::array<sal_Bool, UriCharClassSize> a = {};
for (auto c: unencoded) {
assert(!a[c]); // would presumably indicate a typo in the `unencoded` argument
a[c] = true;
}
return a;
}
#endif
}
#endif // INCLUDED_RTL_URI_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
