Able to read the document properties back now!

examples/xlsx/documentproperty/main.cpp

@@ -10,11 +10,9 @@
 int main()
 {
     QXlsx::Document xlsx;
-/*
-    These properties are visible when you use the
-    Office Button -> Prepare -> Properties option in Excel and are also
-    available to external applications that read or index windows files
-*/
+    xlsx.write("A1", "View the properties through:");
+    xlsx.write("A2", "Office Button -> Prepare -> Properties option in Excel");
+
     xlsx.setDocumentProperty("title", "This is an example spreadsheet");
     xlsx.setDocumentProperty("subject", "With document properties");
     xlsx.setDocumentProperty("creator", "Debao Zhang");

src/xlsx/xlsxdocpropsapp.cpp

@@ -24,15 +24,17 @@
 ****************************************************************************/
 #include "xlsxdocpropsapp_p.h"
 #include "xlsxxmlwriter_p.h"
+#include "xlsxxmlreader_p.h"
 
 #include <QDir>
 #include <QFile>
 #include <QDateTime>
 #include <QVariant>
+#include <QBuffer>
+
 namespace QXlsx {
 
-DocPropsApp::DocPropsApp(QObject *parent) :
-    QObject(parent)
+DocPropsApp::DocPropsApp()
 {
 }
 
@@ -46,6 +48,36 @@ void DocPropsApp::addHeadingPair(const QString &name, int value)
     m_headingPairsList.append(qMakePair(name, value));
 }
 
+bool DocPropsApp::setProperty(const QString &name, const QString &value)
+{
+    static QStringList validKeys;
+    if (validKeys.isEmpty()) {
+        validKeys << QStringLiteral("manager") << QStringLiteral("company");
+    }
+
+    if (!validKeys.contains(name))
+        return false;
+
+    if (value.isEmpty())
+        m_properties.remove(name);
+    else
+        m_properties[name] = value;
+
+    return true;
+}
+
+QString DocPropsApp::property(const QString &name) const
+{
+    if (m_properties.contains(name))
+        return m_properties[name];
+
+    return QString();
+}
+
+QStringList DocPropsApp::propertyNames() const
+{
+    return m_properties.keys();
+}
 
 void DocPropsApp::saveToXmlFile(QIODevice *device)
 {
@@ -84,10 +116,10 @@ void DocPropsApp::saveToXmlFile(QIODevice *device)
     writer.writeEndElement();//vt:vector
     writer.writeEndElement();//TitlesOfParts
 
-    if (property("manager").isValid())
-        writer.writeTextElement(QStringLiteral("Manager"), property("manager").toString());
+    if (m_properties.contains(QStringLiteral("manager")))
+        writer.writeTextElement(QStringLiteral("Manager"), m_properties[QStringLiteral("manager")]);
     //Not like "manager", "company" always exists for Excel generated file.
-    writer.writeTextElement(QStringLiteral("Company"), property("company").isValid() ? property("company").toString() : QString());
+    writer.writeTextElement(QStringLiteral("Company"), m_properties.contains(QStringLiteral("company")) ? m_properties[QStringLiteral("company")]: QString());
     writer.writeTextElement(QStringLiteral("LinksUpToDate"), QStringLiteral("false"));
     writer.writeTextElement(QStringLiteral("SharedDoc"), QStringLiteral("false"));
     writer.writeTextElement(QStringLiteral("HyperlinksChanged"), QStringLiteral("false"));
@@ -97,4 +129,46 @@ void DocPropsApp::saveToXmlFile(QIODevice *device)
     writer.writeEndDocument();
 }
 
+QByteArray DocPropsApp::saveToXmlData()
+{
+    QByteArray data;
+    QBuffer buffer(&data);
+    buffer.open(QIODevice::WriteOnly);
+    saveToXmlFile(&buffer);
+
+    return data;
+}
+
+DocPropsApp DocPropsApp::loadFromXmlFile(QIODevice *device)
+{
+    DocPropsApp props;
+    XmlStreamReader reader(device);
+    while(!reader.atEnd()) {
+         QXmlStreamReader::TokenType token = reader.readNext();
+         if (token == QXmlStreamReader::StartElement) {
+             if (reader.name() == QLatin1String("Properties"))
+                 continue;
+
+             if (reader.name() == QStringLiteral("Manager")) {
+                 props.setProperty(QStringLiteral("manager"), reader.readElementText());
+             } else if (reader.qualifiedName() == QStringLiteral("Company")) {
+                 props.setProperty(QStringLiteral("company"), reader.readElementText());
+             }
+         }
+
+         if (reader.hasError()) {
+             qDebug("Error when read doc props app file.");
+         }
+    }
+    return props;
+}
+
+DocPropsApp DocPropsApp::loadFromXmlData(const QByteArray &data)
+{
+    QBuffer buffer;
+    buffer.setData(data);
+    buffer.open(QIODevice::ReadOnly);
+    return loadFromXmlFile(&buffer);
+}
+
 } //namespace

src/xlsx/xlsxdocpropsapp_p.h

@@ -26,31 +26,36 @@
 #define XLSXDOCPROPSAPP_H
 
 #include "xlsxglobal.h"
-#include <QObject>
 #include <QList>
 #include <QPair>
 #include <QStringList>
+#include <QMap>
 
 class QIODevice;
 
 namespace QXlsx {
 
-class XLSX_AUTOTEST_EXPORT DocPropsApp : public QObject
+class XLSX_AUTOTEST_EXPORT DocPropsApp
 {
-    Q_OBJECT
 public:
-    explicit DocPropsApp(QObject *parent = 0);
+    DocPropsApp();
     
-signals:
-    
-public slots:
     void addPartTitle(const QString &title);
     void addHeadingPair(const QString &name, int value);
+
+    bool setProperty(const QString &name, const QString &value);
+    QString property(const QString &name) const;
+    QStringList propertyNames() const;
+
+    QByteArray saveToXmlData();
     void saveToXmlFile(QIODevice *device);
+    static DocPropsApp loadFromXmlFile(QIODevice *device);
+    static DocPropsApp loadFromXmlData(const QByteArray &data);
 
 private:
     QStringList m_titlesOfPartsList;
     QList<QPair<QString, int> > m_headingPairsList;
+    QMap<QString, QString> m_properties;
 };
 
 }

src/xlsx/xlsxdocpropscore.cpp

@@ -24,18 +24,54 @@
 ****************************************************************************/
 #include "xlsxdocpropscore_p.h"
 #include "xlsxxmlwriter_p.h"
+#include "xlsxxmlreader_p.h"
 
 #include <QDir>
 #include <QFile>
 #include <QDateTime>
-#include <QVariant>
+#include <QDebug>
+#include <QBuffer>
+
 namespace QXlsx {
 
-DocPropsCore::DocPropsCore(QObject *parent) :
-    QObject(parent)
+DocPropsCore::DocPropsCore()
 {
 }
 
+bool DocPropsCore::setProperty(const QString &name, const QString &value)
+{
+    static QStringList validKeys;
+    if (validKeys.isEmpty()) {
+        validKeys << QStringLiteral("title") << QStringLiteral("subject")
+                  << QStringLiteral("keywords") << QStringLiteral("description")
+                  << QStringLiteral("category") << QStringLiteral("status")
+                  << QStringLiteral("created") << QStringLiteral("creator");
+    }
+
+    if (!validKeys.contains(name))
+        return false;
+
+    if (value.isEmpty())
+        m_properties.remove(name);
+    else
+        m_properties[name] = value;
+
+    return true;
+}
+
+QString DocPropsCore::property(const QString &name) const
+{
+    if (m_properties.contains(name))
+        return m_properties[name];
+
+    return QString();
+}
+
+QStringList DocPropsCore::propertyNames() const
+{
+    return m_properties.keys();
+}
+
 void DocPropsCore::saveToXmlFile(QIODevice *device)
 {
     XmlStreamWriter writer(device);
@@ -47,21 +83,26 @@ void DocPropsCore::saveToXmlFile(QIODevice *device)
     writer.writeAttribute(QStringLiteral("xmlns:dcterms"), QStringLiteral("http://purl.org/dc/terms/"));
     writer.writeAttribute(QStringLiteral("xmlns:dcmitype"), QStringLiteral("http://purl.org/dc/dcmitype/"));
     writer.writeAttribute(QStringLiteral("xmlns:xsi"), QStringLiteral("http://www.w3.org/2001/XMLSchema-instance"));
-    if (property("title").isValid())
-        writer.writeTextElement(QStringLiteral("dc:title"), property("title").toString());
-    if (property("subject").isValid())
-        writer.writeTextElement(QStringLiteral("dc:subject"), property("subject").toString());
-    writer.writeTextElement(QStringLiteral("dc:creator"), property("creator").isValid() ? property("creator").toString() : QStringLiteral("Qt Xlsx Library"));
-
-    if (property("keywords").isValid())
-        writer.writeTextElement(QStringLiteral("cp:keywords"), property("keywords").toString());
-    if (property("description").isValid())
-        writer.writeTextElement(QStringLiteral("dc:description"), property("description").toString());
-    writer.writeTextElement(QStringLiteral("cp:lastModifiedBy"), property("creator").isValid() ? property("creator").toString() : QStringLiteral("Qt Xlsx Library"));
+
+    if (m_properties.contains(QStringLiteral("title")))
+        writer.writeTextElement(QStringLiteral("dc:title"), m_properties[QStringLiteral("title")]);
+
+    if (m_properties.contains(QStringLiteral("subject")))
+        writer.writeTextElement(QStringLiteral("dc:subject"), m_properties[QStringLiteral("subject")]);
+
+    writer.writeTextElement(QStringLiteral("dc:creator"), m_properties.contains(QStringLiteral("creator")) ? m_properties[QStringLiteral("creator")] : QStringLiteral("Qt Xlsx Library"));
+
+    if (m_properties.contains(QStringLiteral("keywords")))
+        writer.writeTextElement(QStringLiteral("cp:keywords"), m_properties[QStringLiteral("keywords")]);
+
+    if (m_properties.contains(QStringLiteral("description")))
+        writer.writeTextElement(QStringLiteral("dc:description"), m_properties[QStringLiteral("description")]);
+
+    writer.writeTextElement(QStringLiteral("cp:lastModifiedBy"), m_properties.contains(QStringLiteral("creator")) ? m_properties[QStringLiteral("creator")] : QStringLiteral("Qt Xlsx Library"));
 
     writer.writeStartElement(QStringLiteral("dcterms:created"));
     writer.writeAttribute(QStringLiteral("xsi:type"), QStringLiteral("dcterms:W3CDTF"));
-    writer.writeCharacters(QDateTime::currentDateTime().toString(Qt::ISODate));
+    writer.writeCharacters(m_properties.contains(QStringLiteral("created")) ? m_properties[QStringLiteral("created")] : QDateTime::currentDateTime().toString(Qt::ISODate));
     writer.writeEndElement();//dcterms:created
 
     writer.writeStartElement(QStringLiteral("dcterms:modified"));
@@ -69,12 +110,71 @@ void DocPropsCore::saveToXmlFile(QIODevice *device)
     writer.writeCharacters(QDateTime::currentDateTime().toString(Qt::ISODate));
     writer.writeEndElement();//dcterms:created
 
-    if (property("category").isValid())
-        writer.writeTextElement(QStringLiteral("cp:category"), property("category").toString());
-    if (property("status").isValid())
-        writer.writeTextElement(QStringLiteral("cp:contentStatus"), property("status").toString());
+    if (m_properties.contains(QStringLiteral("category")))
+        writer.writeTextElement(QStringLiteral("cp:category"), m_properties[QStringLiteral("category")]);
+
+    if (m_properties.contains(QStringLiteral("status")))
+        writer.writeTextElement(QStringLiteral("cp:contentStatus"), m_properties[QStringLiteral("status")]);
+
     writer.writeEndElement(); //cp:coreProperties
     writer.writeEndDocument();
 }
 
+QByteArray DocPropsCore::saveToXmlData()
+{
+    QByteArray data;
+    QBuffer buffer(&data);
+    buffer.open(QIODevice::WriteOnly);
+    saveToXmlFile(&buffer);
+
+    return data;
+}
+
+DocPropsCore DocPropsCore::loadFromXmlFile(QIODevice *device)
+{
+    DocPropsCore props;
+    XmlStreamReader reader(device);
+    while(!reader.atEnd()) {
+         QXmlStreamReader::TokenType token = reader.readNext();
+         if (token == QXmlStreamReader::StartElement) {
+             if (reader.qualifiedName() == QLatin1String("cp:coreProperties"))
+                 continue;
+
+             QString text = reader.readElementText();
+             if (reader.qualifiedName() == QStringLiteral("dc:subject")) {
+                 props.setProperty(QStringLiteral("subject"), text);
+             } else if (reader.qualifiedName() == QStringLiteral("dc:title")) {
+                 props.setProperty(QStringLiteral("title"), text);
+             } else if (reader.qualifiedName() == QStringLiteral("dc:creator")) {
+                 props.setProperty(QStringLiteral("creator"), text);
+             } else if (reader.qualifiedName() == QStringLiteral("dc:description")) {
+                 props.setProperty(QStringLiteral("description"), text);
+             } else if (reader.qualifiedName() == QStringLiteral("cp:keywords")) {
+                 props.setProperty(QStringLiteral("keywords"), text);
+             } else if (reader.qualifiedName() == QStringLiteral("dcterms:created")) {
+                 props.setProperty(QStringLiteral("created"), text);
+             } else if (reader.qualifiedName() == QStringLiteral("cp:category")) {
+                 props.setProperty(QStringLiteral("category"), text);
+             } else if (reader.qualifiedName() == QStringLiteral("cp:contentStatus")) {
+                 props.setProperty(QStringLiteral("status"), text);
+             }
+         }
+
+         if (reader.hasError()) {
+             qDebug()<<"Error when read doc props core file.";
+
+         }
+    }
+    return props;
+}
+
+DocPropsCore DocPropsCore::loadFromXmlData(const QByteArray &data)
+{
+    QBuffer buffer;
+    buffer.setData(data);
+    buffer.open(QIODevice::ReadOnly);
+    return loadFromXmlFile(&buffer);
+}
+
+
 } //namespace

src/xlsx/xlsxdocpropscore_p.h

@@ -26,22 +26,29 @@
 #define XLSXDOCPROPSCORE_H
 
 #include "xlsxglobal.h"
-#include <QObject>
-#include <QList>
-#include <QPair>
+#include <QMap>
 #include <QStringList>
 
 class QIODevice;
 
 namespace QXlsx {
 
-class XLSX_AUTOTEST_EXPORT DocPropsCore : public QObject
+class XLSX_AUTOTEST_EXPORT DocPropsCore
 {
-    Q_OBJECT
 public:
-    explicit DocPropsCore(QObject *parent = 0);
+    explicit DocPropsCore();
+
+    bool setProperty(const QString &name, const QString &value);
+    QString property(const QString &name) const;
+    QStringList propertyNames() const;
         
     void saveToXmlFile(QIODevice *device);
+    QByteArray saveToXmlData();
+    static DocPropsCore loadFromXmlFile(QIODevice *device);
+    static DocPropsCore loadFromXmlData(const QByteArray &data);
+
+private:
+    QMap<QString, QString> m_properties;
 };
 
 }

src/xlsx/xlsxdocument.cpp

@@ -23,7 +23,9 @@ void DocumentPrivate::init()
 
 bool DocumentPrivate::loadPackage(QIODevice *device)
 {
-    return false;
+    Q_Q(Document);
+    Package package(q);
+    return package.parsePackage(device);
 }
 
 

src/xlsx/xlsxpackage.cpp

@@ -95,23 +95,46 @@ bool Package::parsePackage(QIODevice *packageDevice)
     ZipReader zipReader(packageDevice);
     QStringList filePaths = zipReader.filePaths();
 
-    if (!filePaths.contains(QLatin1String("_rels/.rel")))
+    if (!filePaths.contains(QLatin1String("_rels/.rels")))
         return false;
-    Relationships rootRels = readRelsFile(zipReader, QStringLiteral("_rels/.rel"));
 
+    Relationships rootRels = Relationships::loadFromXmlData(zipReader.fileData(QStringLiteral("_rels/.rels")));
 
-    return false;
-}
+    //load core property
+    QList<XlsxRelationship> rels_core = rootRels.packageRelationships(QStringLiteral("/metadata/core-properties"));
+    if (!rels_core.isEmpty()) {
+        //Get the core property file name if it exists.
+        //In normal case, this should be "docProps/core.xml"
+        QString docPropsCore_Name = rels_core[0].target;
 
-Relationships Package::readRelsFile(ZipReader &zipReader, const QString &filePath)
-{
-    QByteArray relsData = zipReader.fileData(filePath);
-    QBuffer buffer(&relsData);
-    buffer.open(QIODevice::ReadOnly);
+        DocPropsCore props = DocPropsCore::loadFromXmlData(zipReader.fileData(docPropsCore_Name));
+        foreach (QString name, props.propertyNames())
+            m_document->setDocumentProperty(name, props.property(name));
+    }
 
-    Relationships rels;
-    rels.loadFromXmlFile(&buffer);
-    return rels;
+    //load app property
+    QList<XlsxRelationship> rels_app = rootRels.documentRelationships(QStringLiteral("/extended-properties"));
+    if (!rels_app.isEmpty()) {
+        //Get the app property file name if it exists.
+        //In normal case, this should be "docProps/app.xml"
+        QString docPropsApp_Name = rels_app[0].target;
+
+        DocPropsApp props = DocPropsApp::loadFromXmlData(zipReader.fileData(docPropsApp_Name));
+        foreach (QString name, props.propertyNames())
+            m_document->setDocumentProperty(name, props.property(name));
+    }
+
+    //load workbook now
+    QList<XlsxRelationship> rels_xl = rootRels.documentRelationships(QStringLiteral("/officeDocument"));
+    if (!rels_xl.isEmpty()) {
+        //Get the app property file name if it exists.
+        //In normal case, this should be "xl/workbook.xml"
+        QString xlworkbook_Name = rels_xl[0].target;
+
+        //ToDo: Read the workbook here!
+    }
+
+    return false;
 }
 
 bool Package::createPackage(QIODevice *package)
@@ -226,7 +249,7 @@ void Package::writeDocPropsAppFile(ZipWriter &zipWriter)
     DocPropsApp props;
 
     foreach (QString name, m_document->documentPropertyNames())
-        props.setProperty(name.toUtf8().data(), m_document->documentProperty(name));
+        props.setProperty(name, m_document->documentProperty(name));
 
     if (m_worksheet_count)
         props.addHeadingPair(QStringLiteral("Worksheets"), m_worksheet_count);
@@ -245,11 +268,7 @@ void Package::writeDocPropsAppFile(ZipWriter &zipWriter)
             props.addPartTitle(sheet->name());
     }
 
-    QByteArray data;
-    QBuffer buffer(&data);
-    buffer.open(QIODevice::WriteOnly);
-    props.saveToXmlFile(&buffer);
-    zipWriter.addFile(QStringLiteral("docProps/app.xml"), data);
+    zipWriter.addFile(QStringLiteral("docProps/app.xml"), props.saveToXmlData());
 }
 
 void Package::writeDocPropsCoreFile(ZipWriter &zipWriter)
@@ -257,13 +276,9 @@ void Package::writeDocPropsCoreFile(ZipWriter &zipWriter)
     DocPropsCore props;
 
     foreach (QString name, m_document->documentPropertyNames())
-        props.setProperty(name.toUtf8().data(), m_document->documentProperty(name));
+        props.setProperty(name, m_document->documentProperty(name));
 
-    QByteArray data;
-    QBuffer buffer(&data);
-    buffer.open(QIODevice::WriteOnly);
-    props.saveToXmlFile(&buffer);
-    zipWriter.addFile(QStringLiteral("docProps/core.xml"), data);
+    zipWriter.addFile(QStringLiteral("docProps/core.xml"), props.saveToXmlData());
 }
 
 void Package::writeSharedStringsFile(ZipWriter &zipWriter)
@@ -300,11 +315,7 @@ void Package::writeRootRelsFile(ZipWriter &zipWriter)
     rels.addPackageRelationship(QStringLiteral("/metadata/core-properties"), QStringLiteral("docProps/core.xml"));
     rels.addDocumentRelationship(QStringLiteral("/extended-properties"), QStringLiteral("docProps/app.xml"));
 
-    QByteArray data;
-    QBuffer buffer(&data);
-    buffer.open(QIODevice::WriteOnly);
-    rels.saveToXmlFile(&buffer);
-    zipWriter.addFile(QStringLiteral("_rels/.rels"), data);
+    zipWriter.addFile(QStringLiteral("_rels/.rels"), rels.saveToXmlData());
 }
 
 void Package::writeWorkbookRelsFile(ZipWriter &zipWriter)
@@ -329,11 +340,7 @@ void Package::writeWorkbookRelsFile(ZipWriter &zipWriter)
     if (m_workbook->sharedStrings()->count())
         rels.addDocumentRelationship(QStringLiteral("/sharedStrings"), QStringLiteral("sharedStrings.xml"));
 
-    QByteArray data;
-    QBuffer buffer(&data);
-    buffer.open(QIODevice::WriteOnly);
-    rels.saveToXmlFile(&buffer);
-    zipWriter.addFile(QStringLiteral("xl/_rels/workbook.xml.rels"), data);
+    zipWriter.addFile(QStringLiteral("xl/_rels/workbook.xml.rels"), rels.saveToXmlData());
 }
 
 void Package::writeWorksheetRelsFiles(ZipWriter &zipWriter)
@@ -348,11 +355,8 @@ void Package::writeWorksheetRelsFiles(ZipWriter &zipWriter)
             rels.addWorksheetRelationship(QStringLiteral("/hyperlink"), link, QStringLiteral("External"));
         foreach (QString link, sheet->externDrawingList())
             rels.addWorksheetRelationship(QStringLiteral("/drawing"), link);
-        QByteArray data;
-        QBuffer buffer(&data);
-        buffer.open(QIODevice::WriteOnly);
-        rels.saveToXmlFile(&buffer);
-        zipWriter.addFile(QStringLiteral("xl/worksheets/_rels/sheet%1.xml.rels").arg(index), data);
+
+        zipWriter.addFile(QStringLiteral("xl/worksheets/_rels/sheet%1.xml.rels").arg(index), rels.saveToXmlData());
         index += 1;
     }
 }
@@ -369,11 +373,7 @@ void Package::writeDrawingRelsFiles(ZipWriter &zipWriter)
         foreach (PairType pair, sheet->drawingLinks())
             rels.addDocumentRelationship(pair.first, pair.second);
 
-        QByteArray data;
-        QBuffer buffer(&data);
-        buffer.open(QIODevice::WriteOnly);
-        rels.saveToXmlFile(&buffer);
-        zipWriter.addFile(QStringLiteral("xl/drawings/_rels/drawing%1.xml.rels").arg(index), data);
+        zipWriter.addFile(QStringLiteral("xl/drawings/_rels/drawing%1.xml.rels").arg(index), rels.saveToXmlData());
         index += 1;
     }
 }

src/xlsx/xlsxpackage_p.h

@@ -36,6 +36,8 @@ class ZipWriter;
 class ZipReader;
 class Document;
 class Relationships;
+class DocPropsCore;
+class DocPropsApp;
 
 class XLSX_AUTOTEST_EXPORT Package
 {
@@ -46,7 +48,6 @@ public:
     bool createPackage(QIODevice *package);
 
 private:
-    Relationships readRelsFile(ZipReader &reader, const QString &filePath);
 
     void writeWorksheetFiles(ZipWriter &zipWriter);
 //    void writeChartsheetFiles(ZipWriter &zipWriter);

src/xlsx/xlsxrelationships.cpp

@@ -27,6 +27,7 @@
 #include "xlsxxmlreader_p.h"
 #include <QDir>
 #include <QFile>
+#include <QBuffer>
 
 namespace QXlsx {
 
@@ -119,9 +120,20 @@ void Relationships::saveToXmlFile(QIODevice *device)
     writer.writeEndDocument();
 }
 
-void Relationships::loadFromXmlFile(QIODevice *device)
+QByteArray Relationships::saveToXmlData()
 {
-    m_relationships.clear();
+    QByteArray data;
+    QBuffer buffer(&data);
+    buffer.open(QIODevice::WriteOnly);
+    saveToXmlFile(&buffer);
+
+    return data;
+}
+
+Relationships Relationships::loadFromXmlFile(QIODevice *device)
+{
+    Relationships rels;
+
     XmlStreamReader reader(device);
     while(!reader.atEnd()) {
          QXmlStreamReader::TokenType token = reader.readNext();
@@ -133,7 +145,7 @@ void Relationships::loadFromXmlFile(QIODevice *device)
                  relationship.type = attributes.value(QLatin1String("Type")).toString();
                  relationship.target = attributes.value(QLatin1String("Target")).toString();
                  relationship.targetMode = attributes.value(QLatin1String("TargetMode")).toString();
-                 m_relationships.append(relationship);
+                 rels.m_relationships.append(relationship);
              }
          }
 
@@ -141,6 +153,15 @@ void Relationships::loadFromXmlFile(QIODevice *device)
 
          }
     }
+    return rels;
+}
+
+Relationships Relationships::loadFromXmlData(const QByteArray &data)
+{
+    QBuffer buffer;
+    buffer.setData(data);
+    buffer.open(QIODevice::ReadOnly);
+    return loadFromXmlFile(&buffer);
 }
 
 } //namespace

src/xlsx/xlsxrelationships_p.h

@@ -56,7 +56,9 @@ public:
     void addWorksheetRelationship(const QString &relativeType, const QString &target, const QString &targetMode=QString());
 
     void saveToXmlFile(QIODevice *device);
-    void loadFromXmlFile(QIODevice *device);
+    QByteArray saveToXmlData();
+    static Relationships loadFromXmlFile(QIODevice *device);
+    static Relationships loadFromXmlData(const QByteArray &data);
 
 private:
     QList<XlsxRelationship> relationships(const QString &type) const;

tests/auto/auto.pro

@@ -3,4 +3,7 @@ SUBDIRS=\
     utility \
     mergecell \
     zipreader \
-    relationships
+    relationships \
+    propscore \
+    propsapp \
+    readdocument

tests/auto/propsapp/propsapp.pro

@@ -0,0 +1,13 @@
+QT       += testlib xlsx xlsx-private
+CONFIG += testcase
+DEFINES += XLSX_TEST
+
+TARGET = tst_docpropsapptest
+CONFIG   += console
+CONFIG   -= app_bundle
+
+TEMPLATE = app
+
+
+SOURCES += tst_docpropsapptest.cpp
+DEFINES += SRCDIR=\\\"$$PWD/\\\"

tests/auto/propsapp/tst_docpropsapptest.cpp

@@ -0,0 +1,43 @@
+#include "private/xlsxdocpropsapp_p.h"
+#include <QString>
+#include <QtTest>
+
+class DocPropsAppTest : public QObject
+{
+    Q_OBJECT
+    
+public:
+    DocPropsAppTest();
+    
+private Q_SLOTS:
+    void testCase1();
+};
+
+DocPropsAppTest::DocPropsAppTest()
+{
+
+}
+
+void DocPropsAppTest::testCase1()
+{
+    QXlsx::DocPropsApp props;
+
+    props.setProperty("company", "HMI CN");
+    props.setProperty("manager", "Debao");
+
+    QFile f1("temp.xml");
+    f1.open(QFile::WriteOnly);
+    props.saveToXmlFile(&f1);
+    f1.close();
+
+    f1.open(QFile::ReadOnly);
+    QXlsx::DocPropsApp props2 = QXlsx::DocPropsApp::loadFromXmlFile(&f1);
+
+    QCOMPARE(props2.property("company"), QString("HMI CN"));
+    QCOMPARE(props2.property("manager"), QString("Debao"));
+    QFile::remove("temp.xml");
+}
+
+QTEST_APPLESS_MAIN(DocPropsAppTest)
+
+#include "tst_docpropsapptest.moc"

tests/auto/propscore/propscore.pro

@@ -0,0 +1,13 @@
+QT       += testlib xlsx xlsx-private
+CONFIG += testcase
+DEFINES += XLSX_TEST
+
+TARGET = tst_propscoretest
+CONFIG   += console
+CONFIG   -= app_bundle
+
+TEMPLATE = app
+
+
+SOURCES += tst_propscoretest.cpp
+DEFINES += SRCDIR=\\\"$$PWD/\\\"

tests/auto/propscore/tst_propscoretest.cpp

@@ -0,0 +1,45 @@
+#include "private/xlsxdocpropscore_p.h"
+#include <QString>
+#include <QtTest>
+#include <QFile>
+
+class DocPropsCoreTest : public QObject
+{
+    Q_OBJECT
+    
+public:
+    DocPropsCoreTest();
+    
+private Q_SLOTS:
+    void testCase1();
+};
+
+DocPropsCoreTest::DocPropsCoreTest()
+{
+}
+
+void DocPropsCoreTest::testCase1()
+{
+    QXlsx::DocPropsCore props;
+
+    props.setProperty("creator", "Debao");
+    props.setProperty("keywords", "Test, test, TEST");
+    props.setProperty("title", "ABC");
+
+    QFile f1("temp.xml");
+    f1.open(QFile::WriteOnly);
+    props.saveToXmlFile(&f1);
+    f1.close();
+
+    f1.open(QFile::ReadOnly);
+    QXlsx::DocPropsCore props2 = QXlsx::DocPropsCore::loadFromXmlFile(&f1);
+
+    QCOMPARE(props2.property("creator"), QString("Debao"));
+    QCOMPARE(props2.property("keywords"), QString("Test, test, TEST"));
+    QCOMPARE(props2.property("title"), QString("ABC"));
+    QFile::remove("temp.xml");
+}
+
+QTEST_APPLESS_MAIN(DocPropsCoreTest)
+
+#include "tst_propscoretest.moc"

tests/auto/readdocument/readdocument.pro

@@ -0,0 +1,13 @@
+QT       += testlib xlsx xlsx-private
+CONFIG += testcase
+DEFINES += XLSX_TEST
+
+TARGET = tst_readdocumenttest
+CONFIG   += console
+CONFIG   -= app_bundle
+
+TEMPLATE = app
+
+
+SOURCES += tst_readdocumenttest.cpp
+DEFINES += SRCDIR=\\\"$$PWD/\\\"

tests/auto/readdocument/tst_readdocumenttest.cpp

@@ -0,0 +1,36 @@
+#include "xlsxdocument.h"
+#include <QString>
+#include <QtTest>
+
+class ReadDocumentTest : public QObject
+{
+    Q_OBJECT
+    
+public:
+    ReadDocumentTest();
+    
+private Q_SLOTS:
+    void testDocProps();
+};
+
+ReadDocumentTest::ReadDocumentTest()
+{
+}
+
+void ReadDocumentTest::testDocProps()
+{
+    QXlsx::Document doc1;
+    doc1.setDocumentProperty("creator", "Debao");
+    doc1.setDocumentProperty("company", "Test");
+    doc1.saveAs("test.xlsx");
+
+    QXlsx::Document doc2("test.xlsx");
+    QCOMPARE(doc2.documentProperty("creator"), QString("Debao"));
+    QCOMPARE(doc2.documentProperty("company"), QString("Test"));
+
+    QFile::remove("test.xlsx");
+}
+
+QTEST_APPLESS_MAIN(ReadDocumentTest)
+
+#include "tst_readdocumenttest.moc"