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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(std::u8string_view 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: */