TianZD/QtXlsxWriter
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Able to read the document properties back now!

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This commit is contained in:
Debao Zhang
2013-09-11 14:45:16 +08:00
parent 81422eb31b
commit aebc0a12b7
17 changed files with 469 additions and 93 deletions
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src/xlsx/xlsxpackage.cpp
+45 -45
View File
@@ -95,25 +95,48 @@ 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")));
//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;
DocPropsCore props = DocPropsCore::loadFromXmlData(zipReader.fileData(docPropsCore_Name));
foreach (QString name, props.propertyNames())
m_document->setDocumentProperty(name, props.property(name));
}
//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;
}
Relationships Package::readRelsFile(ZipReader &zipReader, const QString &filePath)
{
QByteArray relsData = zipReader.fileData(filePath);
QBuffer buffer(&relsData);
buffer.open(QIODevice::ReadOnly);
Relationships rels;
rels.loadFromXmlFile(&buffer);
return rels;
}
bool Package::createPackage(QIODevice *package)
{
ZipWriter zipWriter(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;
}
}