public void AddContent(PartInfo rel, Stream sourceStream, OpenXmlFormat openXmlFormat)
{
PartInfo parentPart = GetPart(rel.RelatedTo);
PartInfo clonedPart = new PartInfo(this, rel);
string sContentType;
if (ContentIsInternalType(rel.Type, openXmlFormat))
{
sContentType = rel.GetContentType();
clonedPart.Target = RemoveLeadingSlash(clonedPart.Target);
parentPart.AddRelatedItem(clonedPart);
if (m_partsMap.ContainsKey(clonedPart.AbsolutePath()) && sourceStream == null)
{ // we have already added this content via a relationship elsewhere, don't need to write it
return;
}
m_partsMap.Add(clonedPart.AbsolutePath(), clonedPart);
if (sourceStream != null)
{
string partName = clonedPart.AbsolutePath();
AddZipEntry(partName, sourceStream);
if (rel.ContentTypeOverriden())
m_contentTypes.Add("/" + partName, sContentType);
}
}
else
{//we should only get here for external rels - so there should never be an additional stream to add
parentPart.AddRelatedItem(clonedPart);
sContentType = rel.Type;
if (m_partsMap.ContainsKey(clonedPart.Target))
{ // we have already added this content via a relationship elsewhere, don't need to write it
return;
}
m_partsMap.Add(clonedPart.Target, clonedPart);
if (sourceStream != null)
{
throw new System.InvalidOperationException("Sourcestream is not null for supposedly external hyperlink part");
}
}
}