File indexing completed on 2022-11-23 12:33:42

0001 /**
0002  * SPDX-FileCopyrightText: (C) 2003 Sébastien Laoût <slaout@linux62.org>
0003  *
0004  * SPDX-License-Identifier: GPL-2.0-or-later
0005  */
0006 
0007 #include "xmlwork.h"
0008 
0009 #include <QtCore/QFile>
0010 #include <QtCore/QString>
0011 #include <QtCore/QStringList>
0012 #include <QtXml/QDomDocument>
0013 
0014 QDomDocument *XMLWork::openFile(const QString &name, const QString &filePath)
0015 {
0016     QDomDocument *doc = new QDomDocument(name);
0017     QFile file(filePath);
0018     if (!file.open(QIODevice::ReadOnly)) {
0019         // QMessageBox::information(this, "Load an XML file", "Error : un-openable file");
0020         delete doc;
0021         return nullptr;
0022     }
0023     if (!doc->setContent(&file)) {
0024         // QMessageBox::information(this, "Load an XML file", "Error : malformed content");
0025         file.close();
0026         delete doc;
0027         return nullptr;
0028     }
0029     file.close();
0030     return doc;
0031 }
0032 
0033 QDomElement XMLWork::getElement(const QDomElement &startElement, const QString &elementPath)
0034 {
0035     QStringList elements = elementPath.split('/');
0036     QDomNode n = startElement.firstChild();
0037     for (int i = 0; i < elements.count(); ++i) {                  // For each elements
0038         while (!n.isNull()) {                                     // Browse their  sub elements
0039             QDomElement e = n.toElement();                        //  and search the good one
0040             if ((!e.isNull()) && e.tagName() == elements.at(i)) { // If found
0041                 if (i + 1 == elements.count())                    // And if it is the asked element
0042                     return e;                                     // Return the first corresponding
0043                 else {                                            // Or if it is an intermediate element
0044                     n = e.firstChild();                           // Continue with the next sub element
0045                     break;
0046                 }
0047             }
0048             n = n.nextSibling();
0049         }
0050     }
0051     return QDomElement(); // Not found !
0052 }
0053 
0054 QString XMLWork::getElementText(const QDomElement &startElement, const QString &elementPath, const QString &defaultTxt)
0055 {
0056     QDomElement e = getElement(startElement, elementPath);
0057     if (e.isNull())
0058         return defaultTxt;
0059     else
0060         return e.text();
0061 }
0062 
0063 void XMLWork::addElement(QDomDocument &document, QDomElement &parent, const QString &name, const QString &text)
0064 {
0065     QDomElement tag = document.createElement(name);
0066     parent.appendChild(tag);
0067     QDomText content = document.createTextNode(text);
0068     tag.appendChild(content);
0069 }
0070 
0071 bool XMLWork::trueOrFalse(const QString &value, bool defaultValue)
0072 {
0073     if (value == "true" || value == "1" || value == "on" || value == "yes")
0074         return true;
0075     if (value == "false" || value == "0" || value == "off" || value == "no")
0076         return false;
0077     return defaultValue;
0078 }
0079 
0080 QString XMLWork::trueOrFalse(bool value)
0081 {
0082     return value ? "true" : "false";
0083 }
0084 
0085 QString XMLWork::innerXml(QDomElement &element)
0086 {
0087     QString inner;
0088     for (QDomNode n = element.firstChild(); !n.isNull(); n = n.nextSibling())
0089         if (n.isCharacterData())
0090             inner += n.toCharacterData().data();
0091         else if (n.isElement()) {
0092             QDomElement e = n.toElement();
0093             inner += '<' + e.tagName() + '>' + innerXml(e) + "</" + e.tagName() + '>';
0094         }
0095     return inner;
0096 }
0097 
0098 void XMLWork::setupXmlStream(QXmlStreamWriter &stream, QString startElement)
0099 {
0100     stream.setAutoFormatting(true);
0101     stream.setAutoFormattingIndent(1);
0102     stream.writeStartDocument();
0103     stream.writeDTD("<!DOCTYPE " + startElement + '>');
0104     stream.writeStartElement(startElement);
0105 }