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Diffstat (limited to 'include/cppuhelper/unourl.hxx')
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1 files changed, 188 insertions, 0 deletions
diff --git a/include/cppuhelper/unourl.hxx b/include/cppuhelper/unourl.hxx new file mode 100644 index 000000000..45afaedad --- /dev/null +++ b/include/cppuhelper/unourl.hxx @@ -0,0 +1,188 @@ +/* -*- 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_CPPUHELPER_UNOURL_HXX +#define INCLUDED_CPPUHELPER_UNOURL_HXX + +#include "sal/config.h" + +#include "cppuhelper/cppuhelperdllapi.h" + +namespace rtl +{ +class OUString; +} + +namespace cppu +{ +/** A descriptor as part of a UNO URL (connection descriptor or protocol + descriptor). + + Such a descriptor can also be useful outside the context of a full UNO URL. + For example, some functions take a string representing a connection or + protocol descriptor as input, and can use this class to parse the string. + */ +class SAL_WARN_UNUSED CPPUHELPER_DLLPUBLIC UnoUrlDescriptor +{ +public: + class Impl; + + /** Construct a descriptor from a string representation. + + @param rDescriptor + The string representation of a descriptor. + + @exception rtl::MalformedUriException + Thrown when the given string representation is invalid. + */ + explicit UnoUrlDescriptor(rtl::OUString const& rDescriptor); + + UnoUrlDescriptor(UnoUrlDescriptor const& rOther); + + ~UnoUrlDescriptor(); + + UnoUrlDescriptor& operator=(UnoUrlDescriptor const& rOther); + + /** Return the string representation of the descriptor. + + @return + A reference to the string representation used to construct this + descriptor, without any modifications. The reference is valid for the + lifetime of this URL object. + */ + rtl::OUString const& getDescriptor() const; + + /** Return the name component of the descriptor. + + @return + A reference to the (case insensitive) name, in lower case form. The + reference is valid for the lifetime of this URL object. + */ + rtl::OUString const& getName() const; + + /** Test whether the parameters contain a key. + + @param + rKey A (case insensitive) key. + + @return + True if the parameters contain a matching key/value pair. + */ + bool hasParameter(rtl::OUString const& rKey) const; + + /** Return the parameter value for a key. + + @param + rKey A (case insensitive) key. + + @return + The (case sensitive) value associated with the given key, or an empty + string if there is no matching key/value pair. + */ + rtl::OUString getParameter(rtl::OUString const& rKey) const; + +private: + Impl* m_pImpl; +}; + +/** Parse UNO URLs into their components. + + The ABNF for UNO URLs is as follows (see RFCs 2234, 2396, also see + <http://udk.openoffice.org/common/man/spec/uno-url.html>): + + uno-url = "UNO:" connection ";" protocol ";" object-name + connection = descriptor + protocol = descriptor + descriptor = name *("," parameter) + name = 1*alphanum + parameter = key "=" value + key = 1*alphanum + value = *vchar + valchar = unreserved / escaped / "$" / "&" / "+" / "/" / ":" / "?" / "@" + object-name = 1*ochar + ochar = unreserved / "$" / "&" / "+" / "," / "/" / ":" / "=" / "?" / "@" + + Within a descriptor, the name and the keys are case insensitive, and within + the parameter list all keys must be distinct. + + Parameter values are encoded using UTF-8. Note that parsing of parameter + values as done by UnoUrl and UnoUrlDescriptor is not strict: Invalid UTF-16 + entities in the input, as well as broken escape sequences ("%" not followed + by two hex digits) are copied verbatim to the output, invalid bytes in the + converted UTF-8 data are considered individual Unicode characters, and + invalid UTF-16 entities in the resulting output (e.g., a high surrogate not + followed by a low surrogate) are not detected. + */ +class SAL_WARN_UNUSED CPPUHELPER_DLLPUBLIC UnoUrl +{ +public: + /** Construct a UNO URL from a string representation. + + @param rUrl + The string representation of a UNO URL. + + @exception rtl::MalformedUriException + Thrown when the given string representation is invalid. + */ + explicit UnoUrl(rtl::OUString const& rUrl); + + UnoUrl(UnoUrl const& rOther); + + ~UnoUrl(); + + UnoUrl& operator=(UnoUrl const& rOther); + + /** Return the connection descriptor component of the URL. + + @return + A reference to the connection descriptor. The reference is valid for + the lifetime of this URL object. + */ + UnoUrlDescriptor const& getConnection() const; + + /** Return the protocol descriptor component of the URL. + + @return + A reference to the protocol descriptor. The reference is valid for the + lifetime of this URL object. + */ + UnoUrlDescriptor const& getProtocol() const; + + /** Return the object-name component of the URL. + + @return + A reference to the (case sensitive) object-name. The reference is valid + for the lifetime of this URL object. + */ + rtl::OUString const& getObjectName() const; + +private: + class Impl; + + Impl* m_pImpl; +}; +} + +#endif // INCLUDED_RTL_UNOURL_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |