private static void FillInEmptyFootnotesEndnotes(WordprocessingDocument wDoc)
{
XElement emptyFootnote = XElement.Parse(
@"<w:p xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
<w:pPr>
<w:pStyle w:val='FootnoteText'/>
</w:pPr>
<w:r>
<w:rPr>
<w:rStyle w:val='FootnoteReference'/>
</w:rPr>
<w:footnoteRef/>
</w:r>
</w:p>");
XElement emptyEndnote = XElement.Parse(
@"<w:p xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
<w:pPr>
<w:pStyle w:val='EndnoteText'/>
</w:pPr>
<w:r>
<w:rPr>
<w:rStyle w:val='EndnoteReference'/>
</w:rPr>
<w:endnoteRef/>
</w:r>
</w:p>");
FootnotesPart footnotePart = wDoc.MainDocumentPart.FootnotesPart;
if (footnotePart != null)
{
XElement fnRoot = footnotePart.GetXDocument().Root ?? throw new ArgumentException();
foreach (XElement fn in fnRoot.Elements(W.footnote))
{
if (!fn.HasElements)
{
fn.Add(emptyFootnote);
}
}
footnotePart.PutXDocument();
}
EndnotesPart endnotePart = wDoc.MainDocumentPart.EndnotesPart;
if (endnotePart != null)
{
XElement fnRoot = endnotePart.GetXDocument().Root ?? throw new ArgumentException();
foreach (XElement fn in fnRoot.Elements(W.endnote))
{
if (!fn.HasElements)
{
fn.Add(emptyEndnote);
}
}
endnotePart.PutXDocument();
}
}
private static void ChangeFootnoteEndnoteReferencesToUniqueRange(
WordprocessingDocument wDoc,
int startingIdForFootnotesEndnotes)
{
MainDocumentPart mainDocPart = wDoc.MainDocumentPart;
FootnotesPart footnotesPart = wDoc.MainDocumentPart.FootnotesPart;
EndnotesPart endnotesPart = wDoc.MainDocumentPart.EndnotesPart;
XElement document =
mainDocPart.GetXDocument().Root ?? throw new OpenXmlPowerToolsException("Invalid document.");
XElement footnotes = footnotesPart?.GetXDocument().Root;
XElement endnotes = endnotesPart?.GetXDocument().Root;
IEnumerable <XElement> references = document
.Descendants()
.Where(d => d.Name == W.footnoteReference || d.Name == W.endnoteReference);
foreach (XElement r in references)
{
var oldId = (string)r.Attribute(W.id);
string newId = startingIdForFootnotesEndnotes.ToString();
startingIdForFootnotesEndnotes++;
r.SetAttributeValue(W.id, newId);
if (r.Name == W.footnoteReference)
{
XElement fn = footnotes?
.Elements()
.FirstOrDefault(e => (string)e.Attribute(W.id) == oldId);
if (fn == null)
{
throw new OpenXmlPowerToolsException("Invalid document");
}
fn.SetAttributeValue(W.id, newId);
}
else
{
XElement en = endnotes?
.Elements()
.FirstOrDefault(e => (string)e.Attribute(W.id) == oldId);
if (en == null)
{
throw new OpenXmlPowerToolsException("Invalid document");
}
en.SetAttributeValue(W.id, newId);
}
}
mainDocPart.PutXDocument();
footnotesPart?.PutXDocument();
endnotesPart?.PutXDocument();
}
private static void RemoveExistingPowerToolsMarkup(WordprocessingDocument wDoc)
{
wDoc.MainDocumentPart
.GetXDocument()
.Root?
.Descendants()
.Attributes()
.Where(a => a.Name.Namespace == PtOpenXml.pt)
.Where(a => a.Name != PtOpenXml.Unid)
.Remove();
wDoc.MainDocumentPart.PutXDocument();
FootnotesPart fnPart = wDoc.MainDocumentPart.FootnotesPart;
if (fnPart != null)
{
XDocument fnXDoc = fnPart.GetXDocument();
fnXDoc
.Root?
.Descendants()
.Attributes()
.Where(a => a.Name.Namespace == PtOpenXml.pt)
.Where(a => a.Name != PtOpenXml.Unid)
.Remove();
fnPart.PutXDocument();
}
EndnotesPart enPart = wDoc.MainDocumentPart.EndnotesPart;
if (enPart != null)
{
XDocument enXDoc = enPart.GetXDocument();
enXDoc
.Root?
.Descendants()
.Attributes()
.Where(a => a.Name.Namespace == PtOpenXml.pt)
.Where(a => a.Name != PtOpenXml.Unid)
.Remove();
enPart.PutXDocument();
}
}
