public static void writeContentTypes(string ext)
{
try
{
XMLdata data = getRelsPath(ext);
string path = data.contentTypesPath;
//if (!File.Exists(path))
//{
// XmlTextWriter writer = new XmlTextWriter(path, null);
// writer.WriteStartElement("Relationships");
// writer.WriteEndElement();
// writer.Close();
//}
XNamespace xmlns = XNamespace.Get("http://schemas.openxmlformats.org/package/2006/content-types");
XElement xml = XElement.Load(path);
xml.Add(
new XElement(xmlns + "Override",
new XAttribute("PartName", data.partName),
new XAttribute("ContentType", data.contentType)
));
xml.Save(path);
}
catch (Exception ex)
{
LogService.add(ex.ToString());
}
}
static XMLdata getRelsPath(string ext)
{
XMLdata data = new XMLdata();
data.contentTypesPath = @"temp\[Content_Types].xml";
if (ext == "*.docx")
{
data.relsPath = "temp\\word\\_rels\\document.xml.rels";
//do poprawy - sprawdzić ścieżkę w pliku docx.
data.relType = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/custom";
data.partName = "/word/temp.xml";
data.contentType = "application/vnd.openxmlformats-officedocument.wordprocessingml.temp+xml";
}
if (ext == "*.xlsx")
{
data.relsPath = "temp\\xl\\_rels\\workbook.xml.rels";
data.relType = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheet";
}
else if (ext == "*.pptx")
{
data.relsPath = "temp\\ppt\\_rels\\presentation.xml.rels";
data.relType = "http://schemas.openxmlformats.org/package/2006/relationships";
}
return(data);
}
/// <summary>
/// Writes new relationshio data to ~/_rels/document.xml.rels file.
/// This operation is required to avoid deletion of encrypted file after OOXML file modification.
/// </summary>
public static void writeRels(string ext)
{
try
{
XMLdata data = getRelsPath(ext);
string path = data.relsPath;
string type = data.relType;
if (!File.Exists(path))
{
XmlTextWriter writer = new XmlTextWriter(path, null);
writer.WriteStartElement("Relationships");
writer.WriteEndElement();
writer.Close();
}
XNamespace xmlns = XNamespace.Get("http://schemas.openxmlformats.org/package/2006/relationships");
XElement xml = XElement.Load(path);
xml.Add(
new XElement(xmlns + "Relationship",
new XAttribute("Id", "rId99"),
new XAttribute("Type", type),
new XAttribute("Target", "temp.xml"))
);
xml.Save(path);
}
catch (Exception ex)
{
LogService.add(ex.ToString());
}
}