/**
* Recursively copy namespace parts to the destination namespace
*/
private static void Copy(OPCPackage pkg, PackagePart part, OPCPackage tgt, PackagePart part_tgt) {
PackageRelationshipCollection rels = part.Relationships;
if(rels != null)
foreach (PackageRelationship rel in rels) {
PackagePart p;
if(rel.TargetMode == TargetMode.External){
part_tgt.AddExternalRelationship(rel.TargetUri.ToString(), rel.RelationshipType, rel.Id);
//external relations don't have associated namespace parts
continue;
}
Uri uri = rel.TargetUri;
if(uri.Fragment != null) {
part_tgt.AddRelationship(uri, (TargetMode)rel.TargetMode, rel.RelationshipType, rel.Id);
continue;
}
PackagePartName relName = PackagingUriHelper.CreatePartName(rel.TargetUri);
p = pkg.GetPart(relName);
part_tgt.AddRelationship(p.PartName, (TargetMode)rel.TargetMode, rel.RelationshipType, rel.Id);
PackagePart dest;
if(!tgt.ContainPart(p.PartName)){
dest = tgt.CreatePart(p.PartName, p.ContentType);
Stream out1 = dest.GetOutputStream();
IOUtils.Copy(p.GetInputStream(), out1);
out1.Close();
Copy(pkg, p, tgt, dest);
}
}
}
/**
* Add a new child POIXMLDocumentPart
*
* @param relId the preferred relation id, when null the next free relation id will be used
* @param relationshipType the package relationship type
* @param part the child to add
*
* @since 3.14-Beta1
*/
public RelationPart AddRelation(String relId, POIXMLRelation relationshipType, POIXMLDocumentPart part)
{
PackageRelationship pr = FindExistingRelation(part);
if (pr == null)
{
PackagePartName ppn = part.GetPackagePart().PartName;
String relType = relationshipType.Relation;
pr = packagePart.AddRelationship(ppn, TargetMode.Internal, relType, relId);
}
AddRelation(pr, part);
return(new RelationPart(pr, part));
}
public void TestSelfRelations_bug51187()
{
MemoryStream baos = new MemoryStream();
OPCPackage pkg = OPCPackage.Create(baos);
PackagePart partA =
pkg.CreatePart(PackagingUriHelper.CreatePartName("/partA"), "text/plain");
Assert.IsNotNull(partA);
// reference itself
PackageRelationship rel1 = partA.AddRelationship(partA.PartName, TargetMode.Internal, "partA");
// Save, and re-load
pkg.Close();
MemoryStream bais = new MemoryStream(baos.ToArray());
pkg = OPCPackage.Open(bais);
partA = pkg.GetPart(PackagingUriHelper.CreatePartName("/partA"));
// Check the relations
Assert.AreEqual(1, partA.Relationships.Size);
PackageRelationship rel2 = partA.Relationships.GetRelationship(0);
Assert.AreEqual(rel1.RelationshipType, rel2.RelationshipType);
Assert.AreEqual(rel1.Id, rel2.Id);
Assert.AreEqual(rel1.SourceUri, rel2.SourceUri);
Assert.AreEqual(rel1.TargetUri, rel2.TargetUri);
Assert.AreEqual(rel1.TargetMode, rel2.TargetMode);
}
/**
* Create a new child POIXMLDocumentPart
*
* @param descriptor the part descriptor
* @param factory the factory that will create an instance of the requested relation
* @param idx part number
* @param noRelation if true, then no relationship is Added.
* @return the Created child POIXMLDocumentPart
*/
protected POIXMLDocumentPart CreateRelationship(POIXMLRelation descriptor, POIXMLFactory factory, int idx, bool noRelation)
{
try
{
PackagePartName ppName = PackagingUriHelper.CreatePartName(descriptor.GetFileName(idx));
PackageRelationship rel = null;
PackagePart part = packagePart.Package.CreatePart(ppName, descriptor.ContentType);
if (!noRelation)
{
/* only add to relations, if according relationship is being Created. */
rel = packagePart.AddRelationship(ppName, TargetMode.Internal, descriptor.Relation);
}
POIXMLDocumentPart doc = factory.CreateDocumentPart(descriptor);
doc.packageRel = rel;
doc.packagePart = part;
doc.parent = this;
if (!noRelation)
{
/* only add to relations, if according relationship is being Created. */
AddRelation(rel.Id, doc);
}
return(doc);
}
catch (PartAlreadyExistsException pae)
{
// Return the specific exception so the user knows
// that the name is already taken
throw pae;
}
catch (Exception e)
{
// Give a general wrapped exception for the problem
throw new POIXMLException(e);
}
}
/**
* Create a new child POIXMLDocumentPart
*
* @param descriptor the part descriptor
* @param factory the factory that will create an instance of the requested relation
* @param idx part number
* @param noRelation if true, then no relationship is Added.
* @return the Created child POIXMLDocumentPart
*/
protected POIXMLDocumentPart CreateRelationship(POIXMLRelation descriptor, POIXMLFactory factory, int idx, bool noRelation)
{
try {
PackagePartName ppName = PackagingUriHelper.CreatePartName(descriptor.GetFileName(idx));
PackageRelationship rel = null;
PackagePart part = packagePart.Package.CreatePart(ppName, descriptor.ContentType);
if (!noRelation)
{
/* only add to relations, if according relationship is being Created. */
rel = packagePart.AddRelationship(ppName, TargetMode.Internal, descriptor.Relation);
}
POIXMLDocumentPart doc = factory.CreateDocumentPart(descriptor);
doc.packageRel = rel;
doc.packagePart = part;
doc.parent = this;
if (!noRelation)
{
/* only add to relations, if according relationship is being Created. */
AddRelation(rel.Id, doc);
}
return(doc);
} catch (Exception e) {
throw new POIXMLException(e);
}
}
public void TestCreateRelationsFromScratch()
{
MemoryStream baos = new MemoryStream();
OPCPackage pkg = OPCPackage.Create(baos);
PackagePart partA =
pkg.CreatePart(PackagingUriHelper.CreatePartName("/partA"), "text/plain");
PackagePart partB =
pkg.CreatePart(PackagingUriHelper.CreatePartName("/partB"), "image/png");
Assert.IsNotNull(partA);
Assert.IsNotNull(partB);
// Internal
partA.AddRelationship(partB.PartName, TargetMode.Internal, "http://example/Rel");
// External
partA.AddExternalRelationship("http://poi.apache.org/", "http://example/poi");
partB.AddExternalRelationship("http://poi.apache.org/ss/", "http://example/poi/ss");
// Check as expected currently
Assert.AreEqual("/partB", partA.GetRelationship("rId1").TargetUri.ToString());
Assert.AreEqual("http://poi.apache.org/",
partA.GetRelationship("rId2").TargetUri.ToString());
Assert.AreEqual("http://poi.apache.org/ss/",
partB.GetRelationship("rId1").TargetUri.ToString());
// Save, and re-load
pkg.Close();
MemoryStream bais = new MemoryStream(baos.ToArray());
pkg = OPCPackage.Open(bais);
partA = pkg.GetPart(PackagingUriHelper.CreatePartName("/partA"));
partB = pkg.GetPart(PackagingUriHelper.CreatePartName("/partB"));
// Check the relations
Assert.AreEqual(2, partA.Relationships.Size);
Assert.AreEqual(1, partB.Relationships.Size);
Assert.AreEqual("/partB", partA.GetRelationship("rId1").TargetUri.OriginalString);
Assert.AreEqual("http://poi.apache.org/",
partA.GetRelationship("rId2").TargetUri.ToString());
Assert.AreEqual("http://poi.apache.org/ss/",
partB.GetRelationship("rId1").TargetUri.ToString());
// Check core too
Assert.AreEqual("/docProps/core.xml",
pkg.GetRelationshipsByType(
"http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties").GetRelationship(0).TargetUri.ToString());
}
private static void Copy(OPCPackage pkg, PackagePart part, OPCPackage tgt, PackagePart part_tgt)
{
PackageRelationshipCollection relationships = part.Relationships;
if (relationships == null)
{
return;
}
foreach (PackageRelationship packageRelationship in relationships)
{
TargetMode?targetMode = packageRelationship.TargetMode;
if ((targetMode.GetValueOrDefault() != TargetMode.External ? 0 : (targetMode.HasValue ? 1 : 0)) != 0)
{
part_tgt.AddExternalRelationship(packageRelationship.TargetUri.ToString(), packageRelationship.RelationshipType, packageRelationship.Id);
}
else
{
Uri targetUri = packageRelationship.TargetUri;
if (targetUri.Fragment != null)
{
part_tgt.AddRelationship(targetUri, packageRelationship.TargetMode.Value, packageRelationship.RelationshipType, packageRelationship.Id);
}
else
{
PackagePartName partName = PackagingUriHelper.CreatePartName(packageRelationship.TargetUri);
PackagePart part1 = pkg.GetPart(partName);
part_tgt.AddRelationship(part1.PartName, packageRelationship.TargetMode.Value, packageRelationship.RelationshipType, packageRelationship.Id);
if (!tgt.ContainPart(part1.PartName))
{
PackagePart part2 = tgt.CreatePart(part1.PartName, part1.ContentType);
Stream outputStream = part2.GetOutputStream();
IOUtils.Copy(part1.GetInputStream(), outputStream);
outputStream.Close();
PackageHelper.Copy(pkg, part1, tgt, part2);
}
}
}
}
}
//[Ignore("add relation Uri #Sheet1!A1")]
public void TestCreatePackageWithCoreDocument()
{
MemoryStream baos = new MemoryStream();
OPCPackage pkg = OPCPackage.Create(baos);
// Add a core document
PackagePartName corePartName = PackagingUriHelper.CreatePartName("/xl/workbook.xml");
// Create main part relationship
pkg.AddRelationship(corePartName, TargetMode.Internal, PackageRelationshipTypes.CORE_DOCUMENT, "rId1");
// Create main document part
PackagePart corePart = pkg.CreatePart(corePartName, "application/vnd.Openxmlformats-officedocument.spreadsheetml.sheet.main+xml");
// Put in some dummy content
Stream coreOut = corePart.GetOutputStream();
byte[] buffer = Encoding.UTF8.GetBytes("<dummy-xml />");
coreOut.Write(buffer, 0, buffer.Length);
coreOut.Close();
// And another bit
PackagePartName sheetPartName = PackagingUriHelper.CreatePartName("/xl/worksheets/sheet1.xml");
PackageRelationship rel =
corePart.AddRelationship(sheetPartName, TargetMode.Internal, "http://schemas.Openxmlformats.org/officeDocument/2006/relationships/worksheet", "rSheet1");
Assert.IsNotNull(rel);
PackagePart part = pkg.CreatePart(sheetPartName, "application/vnd.Openxmlformats-officedocument.spreadsheetml.worksheet+xml");
Assert.IsNotNull(part);
// Dummy content again
coreOut = corePart.GetOutputStream();
buffer = Encoding.UTF8.GetBytes("<dummy-xml2 />");
coreOut.Write(buffer, 0, buffer.Length);
coreOut.Close();
//add a relationship with internal target: "#Sheet1!A1"
corePart.AddRelationship(PackagingUriHelper.ToUri("#Sheet1!A1"), TargetMode.Internal, "http://schemas.Openxmlformats.org/officeDocument/2006/relationships/hyperlink", "rId2");
// Check things are as expected
PackageRelationshipCollection coreRels =
pkg.GetRelationshipsByType(PackageRelationshipTypes.CORE_DOCUMENT);
Assert.AreEqual(1, coreRels.Size);
PackageRelationship coreRel = coreRels.GetRelationship(0);
Assert.IsNotNull(coreRel);
Assert.AreEqual("/", coreRel.SourceUri.ToString());
Assert.AreEqual("/xl/workbook.xml", coreRel.TargetUri.ToString());
Assert.IsNotNull(pkg.GetPart(coreRel));
// Save and re-load
pkg.Close();
FileInfo tmp = TempFile.CreateTempFile("testCreatePackageWithCoreDocument", ".zip");
FileStream fout = new FileStream(tmp.FullName, FileMode.Create, FileAccess.ReadWrite);
try
{
buffer = baos.ToArray();
fout.Write(buffer, 0, buffer.Length);
}
finally
{
fout.Close();
}
pkg = OPCPackage.Open(tmp.FullName);
//tmp.Delete();
try
{
// Check still right
coreRels = pkg.GetRelationshipsByType(PackageRelationshipTypes.CORE_DOCUMENT);
Assert.AreEqual(1, coreRels.Size);
coreRel = coreRels.GetRelationship(0);
Assert.IsNotNull(coreRel);
Assert.AreEqual("/", coreRel.SourceUri.ToString());
Assert.AreEqual("/xl/workbook.xml", coreRel.TargetUri.ToString());
corePart = pkg.GetPart(coreRel);
Assert.IsNotNull(corePart);
PackageRelationshipCollection rels = corePart.GetRelationshipsByType("http://schemas.Openxmlformats.org/officeDocument/2006/relationships/hyperlink");
Assert.AreEqual(1, rels.Size);
rel = rels.GetRelationship(0);
Assert.IsNotNull(rel);
Assert.Warn(" 'Sheet1!A1' and rel.TargetUri.Fragment should be equal.");
//Assert.AreEqual("Sheet1!A1", rel.TargetUri.Fragment);
assertMSCompatibility(pkg);
}
finally
{
pkg.Close();
}
Assert.AreEqual(0, Directory.GetFiles(AppDomain.CurrentDomain.BaseDirectory, "*.tmp").Length, "At Last: There are no temporary files.");
}
