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| -rw-r--r-- | include/svl/urihelper.hxx | 178 |
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diff --git a/include/svl/urihelper.hxx b/include/svl/urihelper.hxx new file mode 100644 index 0000000000..68843c17a8 --- /dev/null +++ b/include/svl/urihelper.hxx @@ -0,0 +1,178 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_SVL_URIHELPER_HXX +#define INCLUDED_SVL_URIHELPER_HXX + +#include <com/sun/star/uno/Reference.hxx> +#include <rtl/textenc.h> +#include <svl/svldllapi.h> +#include <tools/link.hxx> +#include <tools/urlobj.hxx> + +namespace com::sun::star { + namespace uno { class XComponentContext; } + namespace uri { class XUriReference; } +} + +class CharClass; + +namespace URIHelper { + +/** + @ATT + Calling this function with defaulted arguments rMaybeFileHdl = Link() and + bCheckFileExists = true often leads to results that are not intended: + Whenever the given rTheBaseURIRef is a file URL, the given rTheRelURIRef is + relative, and rTheRelURIRef could also be smart-parsed as a non-file URL + (e.g., the relative URL "foo/bar" can be smart-parsed as "http://foo/bar"), + then SmartRel2Abs called with rMaybeFileHdl = Link() and bCheckFileExists = + true returns the non-file URL interpretation. To avoid this, either pass + some non-null rMaybeFileHdl if you want to check generated file URLs for + existence (see URIHelper::GetMaybeFileHdl), or use bCheckFileExists = false + if you want to generate file URLs without checking for their existence. +*/ +SVL_DLLPUBLIC OUString SmartRel2Abs(INetURLObject const & rTheBaseURIRef, + OUString const & rTheRelURIRef, + Link<OUString *, bool> const & rMaybeFileHdl = Link<OUString *, bool>(), + bool bCheckFileExists = true, + bool bIgnoreFragment = false, + INetURLObject::EncodeMechanism eEncodeMechanism = INetURLObject::EncodeMechanism::WasEncoded, + INetURLObject::DecodeMechanism eDecodeMechanism = INetURLObject::DecodeMechanism::ToIUri, + rtl_TextEncoding eCharset = RTL_TEXTENCODING_UTF8, + FSysStyle eStyle = FSysStyle::Detect); + +SVL_DLLPUBLIC void SetMaybeFileHdl(Link<OUString *, bool> const & rTheMaybeFileHdl); + +SVL_DLLPUBLIC Link<OUString *, bool> const & GetMaybeFileHdl(); + +/** + Converts a URI reference to a relative one, ignoring certain differences (for + example, treating file URLs for case-ignoring file systems + case-insensitively). + + @param context a component context; must not be null + + @param baseUriReference a base URI reference + + @param uriReference a URI reference + + @return a URI reference representing the given uriReference relative to the + given baseUriReference; if the given baseUriReference is not an absolute, + hierarchical URI reference, or the given uriReference is not a valid URI + reference, null is returned + + @exception std::bad_alloc if an out-of-memory condition occurs + + @exception css::uno::RuntimeException if any error occurs + */ +SVL_DLLPUBLIC css::uno::Reference< css::uri::XUriReference > +normalizedMakeRelative( + css::uno::Reference< css::uno::XComponentContext > const & context, + OUString const & baseUriReference, + OUString const & uriReference); + +/** + A variant of normalizedMakeRelative with a simplified interface. + + Internally calls normalizedMakeRelative with the default component context. + + @param baseUriReference a base URI reference, passed to + normalizedMakeRelative + + @param uriReference a URI reference, passed to normalizedMakeRelative + + @return if the XUriReference returned by normalizedMakeRelative is empty, + uriReference is returned unmodified; otherwise, the result of calling + XUriReference::getUriReference on the XUriReference returned by + normalizedMakeRelative is returned + + @exception std::bad_alloc if an out-of-memory condition occurs + + @exception css::uno::RuntimeException if any error occurs + + @deprecated + No code should rely on the default component context. +*/ +SVL_DLLPUBLIC OUString simpleNormalizedMakeRelative( OUString const & baseUriReference, + OUString const & uriReference); + +SVL_DLLPUBLIC OUString FindFirstURLInText(OUString const & rText, + sal_Int32 & rBegin, + sal_Int32 & rEnd, + CharClass const & rCharClass, + INetURLObject::EncodeMechanism eMechanism = INetURLObject::EncodeMechanism::WasEncoded, + rtl_TextEncoding eCharset = RTL_TEXTENCODING_UTF8); + +SVL_DLLPUBLIC OUString FindFirstDOIInText(OUString const & rText, + sal_Int32 & rBegin, + sal_Int32 & rEnd, + CharClass const & rCharClass); + +/** Remove any password component from both absolute and relative URLs. + + @ATT The current implementation will not remove a password from a + relative URL that has an authority component (e.g., the password is not + removed from the relative ftp URL <//user:password@domain/path>). But + since our functions to translate between absolute and relative URLs never + produce relative URLs with authority components, this is no real problem. + + @ATT For relative URLs (or anything not recognized as an absolute URI), + the current implementation will return the input unmodified, not applying + any translations implied by the encode/decode parameters. + + @param rURI An absolute or relative URI reference. + + @param eEncodeMechanism See the general discussion for INetURLObject set- + methods. + + @param eDecodeMechanism See the general discussion for INetURLObject get- + methods. + + @param eCharset See the general discussion for INetURLObject get- and + set-methods. + + @return The input URI with any password component removed. + */ +SVL_DLLPUBLIC OUString removePassword(OUString const & rURI, + INetURLObject::EncodeMechanism eEncodeMechanism, + INetURLObject::DecodeMechanism eDecodeMechanism = INetURLObject::DecodeMechanism::ToIUri, + rtl_TextEncoding eCharset = RTL_TEXTENCODING_UTF8); + +/** Resolve a URL's host component domain name in IDNA syntax to plain DNS + syntax. + + For details, see RFC 5890 "Internationalized Domain Names for Applications + (IDNA): Definitions and Document Framework." + + @param: url An arbitrary string, should be a URI. + + @return If the input matches the syntax of a hierarchical URL, and it has + a host component that matches the IDNA2008 domain name syntax, and that + domain name contains any U-labels, return a version of the input URL with + the host component resolved to plain DNS syntax. Otherwise, return the + input unchanged. +*/ +SVL_DLLPUBLIC OUString resolveIdnaHost(OUString const & url); + +} + +#endif // INCLUDED_SVL_URIHELPER_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |