Noel Grandin
4b10710e09
Change-Id: I559d246b25c99e5cb7a28ba94e04a2acedd3e720 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/200943 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
81 lines
2.3 KiB
C++
81 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#pragma once
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#include <tools/toolsdllapi.h>
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#include <rtl/string.hxx>
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#include <rtl/ustring.hxx>
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#include <memory>
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#include <functional>
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#include <libxml/xmlwriter.h>
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#include <libxml/xpath.h>
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#include <libxml/xpathInternals.h>
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#include <libxml/parserInternals.h>
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namespace tools
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{
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/** Represents an XML element and allows getting attributes, content, child elements. */
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class TOOLS_DLLPUBLIC XmlElement final
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{
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xmlNodePtr mpXmlNode;
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public:
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XmlElement(xmlNodePtr pXmlNode)
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: mpXmlNode(pXmlNode)
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{
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}
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std::string_view name();
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OUString attribute(const char* pAttribute);
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sal_Int32 countChildren();
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std::unique_ptr<XmlElement> at(sal_Int32 nIndex);
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};
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/** XPath object is a result of XPath evaluation.
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*
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* It contains the path string and allows to check the attributes,
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* content of the result element (if there is only one) or iterates
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* the resulting elements.
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*/
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class TOOLS_DLLPUBLIC XPathObject final
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{
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xmlXPathObjectPtr mpXPathObject;
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std::string_view maPath;
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public:
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XPathObject(xmlXPathObjectPtr pXPathObject, std::string_view aString);
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~XPathObject();
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const std::string_view& getPathString() { return maPath; }
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sal_Int32 count();
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OUString attribute(const char* pAttribute);
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OUString content();
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std::unique_ptr<XmlElement> at(sal_Int32 nIndex);
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};
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/** Object that allows to evaluate XPath strings on a XML document. */
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class TOOLS_DLLPUBLIC XPath final
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{
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xmlDocPtr mpXmlDocPtr;
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std::function<void(xmlXPathContextPtr)> mFuncRegisterNamespaces;
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public:
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XPath(xmlDocPtr pDocPtr);
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XPath(xmlDocPtr pDocPtr, std::function<void(xmlXPathContextPtr)> funcRegisterNamespaces);
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std::unique_ptr<XPathObject> create(std::string_view aString);
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std::unique_ptr<XPathObject> create(std::unique_ptr<XPathObject> const& pPathObject,
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std::string_view aString);
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};
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} // end tools namespace
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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