LibreOffice: rtl/uri.hxx Source File

LibreOffice LibreOffice 25.8 SDK C/C++ API Reference

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uri.hxx
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1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
3 * This file is part of the LibreOffice project.
4 *
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 *
9 * This file incorporates work covered by the following license notice:
10 *
11 * Licensed to the Apache Software Foundation (ASF) under one or more
12 * contributor license agreements. See the NOTICE file distributed
13 * with this work for additional information regarding copyright
14 * ownership. The ASF licenses this file to you under the Apache
15 * License, Version 2.0 (the "License"); you may not use this file
16 * except in compliance with the License. You may obtain a copy of
17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 */
19
20/*
21 * This file is part of LibreOffice published API.
22 */
23
24#ifndef INCLUDED_RTL_URI_HXX
25#define INCLUDED_RTL_URI_HXX
26
27#include "rtl/malformeduriexception.hxx"
28#include "rtl/uri.h"
29#include "rtl/textenc.h"
30#include "rtl/ustring.hxx"
31#include "sal/types.h"
32
33#if defined LIBO_INTERNAL_ONLY
34#include <array>
35#include <cassert>
36#include <cstddef>
37#include <string_view>
38#include "config_global.h"
39#endif
40
41namespace rtl {
42
45 class Uri
46{
47public:
51 static inline rtl::OUString encode(rtl::OUString const & rText,
52 sal_Bool const * pCharClass,
53 rtl_UriEncodeMechanism eMechanism,
54 rtl_TextEncoding eCharset);
55
59 static inline rtl::OUString encode(rtl::OUString const & rText,
60 rtl_UriCharClass eCharClass,
61 rtl_UriEncodeMechanism eMechanism,
62 rtl_TextEncoding eCharset);
63
66 static inline rtl::OUString decode(rtl::OUString const & rText,
67 rtl_UriDecodeMechanism eMechanism,
68 rtl_TextEncoding eCharset);
69
76 static inline rtl::OUString convertRelToAbs(
77 rtl::OUString const & rBaseUriRef, rtl::OUString const & rRelUriRef);
78
79private:
80 Uri() SAL_DELETED_FUNCTION;
81
82 Uri(Uri &) SAL_DELETED_FUNCTION;
83
84 ~Uri() SAL_DELETED_FUNCTION;
85
86 void operator =(Uri) SAL_DELETED_FUNCTION;
87};
88
89 inline rtl::OUString Uri::encode(rtl::OUString const & rText,
90 sal_Bool const * pCharClass,
91 rtl_UriEncodeMechanism eMechanism,
92 rtl_TextEncoding eCharset)
93{
94 rtl::OUString aResult;
95 rtl_uriEncode(rText.pData,
96 pCharClass,
97 eMechanism,
98 eCharset,
99 &aResult.pData);
100 return aResult;
101}
102
103 inline rtl::OUString Uri::encode(rtl::OUString const & rText,
104 rtl_UriCharClass eCharClass,
105 rtl_UriEncodeMechanism eMechanism,
106 rtl_TextEncoding eCharset)
107{
108 rtl::OUString aResult;
109 rtl_uriEncode(rText.pData,
110 rtl_getUriCharClass(eCharClass),
111 eMechanism,
112 eCharset,
113 &aResult.pData);
114 return aResult;
115}
116
117 inline rtl::OUString Uri::decode(rtl::OUString const & rText,
118 rtl_UriDecodeMechanism eMechanism,
119 rtl_TextEncoding eCharset)
120{
121 rtl::OUString aResult;
122 rtl_uriDecode(rText.pData,
123 eMechanism,
124 eCharset,
125 &aResult.pData);
126 return aResult;
127}
128
129 inline rtl::OUString Uri::convertRelToAbs(rtl::OUString const & rBaseUriRef,
130 rtl::OUString const & rRelUriRef)
131{
132 rtl::OUString aResult;
133 rtl::OUString aException;
134 if (!rtl_uriConvertRelToAbs(
135 rBaseUriRef.pData,
136 rRelUriRef.pData, &aResult.pData,
137 &aException.pData))
138 throw MalformedUriException(aException);
139 return aResult;
140}
141
142#if defined LIBO_INTERNAL_ONLY
143
144constexpr std::size_t UriCharClassSize = 128;
145
146// Create a char class (for use with rtl_uriEncode and rtl::Uri::encode), represented as a
147// compile-time std::array, from an UTF-8 string literal.
148//
149// The given `unencoded` lists each ASCII character once that shall not be encoded. (It uses an
150// UTF-8 string type to emphasize that its characters' values are always interpreted as ASCII
151// values.)
152#if HAVE_CPP_CONSTEVAL
153consteval
154#else
155constexpr
156#endif
157auto createUriCharClass(std::u8string_view unencoded)
158{
159 std::array<sal_Bool, UriCharClassSize> a = {};
160 for (auto c: unencoded) {
161 assert(!a[c]); // would presumably indicate a typo in the `unencoded` argument
162 a[c] = true;
163 }
164 return a;
165}
166
167#endif
168
169}
170
171#endif // INCLUDED_RTL_URI_HXX
172
173/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
types.h
SAL_DELETED_FUNCTION
#define SAL_DELETED_FUNCTION
short-circuit extra-verbose API namespaces
Definition types.h:396
sal_Bool
unsigned char sal_Bool
Definition types.h:38
textenc.h
rtl_TextEncoding
sal_uInt16 rtl_TextEncoding
The various supported text encodings.
Definition textenc.h:37
ustring.hxx
uri.h
rtl_getUriCharClass
SAL_DLLPUBLIC sal_Bool const * rtl_getUriCharClass(rtl_UriCharClass eCharClass) SAL_THROW_EXTERN_C()
Map a predefined rtl_UriCharClass to a form usable by rtl_uriEncode().
rtl_uriEncode
SAL_DLLPUBLIC void rtl_uriEncode(rtl_uString *pText, sal_Bool const *pCharClass, rtl_UriEncodeMechanism eMechanism, rtl_TextEncoding eCharset, rtl_uString **pResult) SAL_THROW_EXTERN_C()
Encode a text as (part of) a URI.
rtl_uriDecode
SAL_DLLPUBLIC void rtl_uriDecode(rtl_uString *pText, rtl_UriDecodeMechanism eMechanism, rtl_TextEncoding eCharset, rtl_uString **pResult) SAL_THROW_EXTERN_C()
Decode (a part of) a URI.
rtl_UriDecodeMechanism
rtl_UriDecodeMechanism
The mechanism describing how rtl_uriDecode() translates (part of) a URI into a Unicode string.
Definition uri.h:194
rtl_UriEncodeMechanism
rtl_UriEncodeMechanism
The mechanism describing how escape sequences in the input of rtl_uriEncode() are handled.
Definition uri.h:135
rtl_uriConvertRelToAbs
SAL_DLLPUBLIC sal_Bool rtl_uriConvertRelToAbs(rtl_uString *pBaseUriRef, rtl_uString *pRelUriRef, rtl_uString **pResult, rtl_uString **pException) SAL_THROW_EXTERN_C()
Convert a relative URI reference into an absolute URI.
rtl_UriCharClass
rtl_UriCharClass
Various predefined URI 'char classes.
Definition uri.h:50
malformeduriexception.hxx
rtl
Definition bootstrap.hxx:34
rtl::MalformedUriException
An exception indicating a malformed URI.
Definition malformeduriexception.hxx:36
rtl::Uri::convertRelToAbs
static rtl::OUString convertRelToAbs(rtl::OUString const &rBaseUriRef, rtl::OUString const &rRelUriRef)
A wrapper around rtl_uriConvertRelToAbs() from <rtl/uri.h> (see there).
Definition uri.hxx:129
rtl::Uri::decode
static rtl::OUString decode(rtl::OUString const &rText, rtl_UriDecodeMechanism eMechanism, rtl_TextEncoding eCharset)
A wrapper around rtl_uriDecode() from <rtl/uri.h> (see there).
Definition uri.hxx:117
rtl::Uri::encode
static 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 an array of 128 booleans as char...
Definition uri.hxx:89
rtl::OUString
This String class provides base functionality for C++ like Unicode character array handling.
Definition ustring.hxx:172