Strabo.Core.OCR.DocxToText.FindDocumentXmlLocation C# (CSharp) Method

        private string FindDocumentXmlLocation()
        {
            ZipFile zip = new ZipFile(docxFile);
            foreach (ZipEntry entry in zip)
            {
                // Find "[Content_Types].xml" zip entry

                if (string.Compare(entry.Name, "[Content_Types].xml", true) == 0)
                {
                    Stream contentTypes = zip.GetInputStream(entry);

                    XmlDocument xmlDoc = new XmlDocument();
                    xmlDoc.PreserveWhitespace = true;
                    xmlDoc.Load(contentTypes);
                    contentTypes.Close();

                    //Create an XmlNamespaceManager for resolving namespaces

                    XmlNamespaceManager nsmgr = new XmlNamespaceManager(xmlDoc.NameTable);
                    nsmgr.AddNamespace("t", ContentTypeNamespace);

                    // Find location of "document.xml"

                    XmlNode node = xmlDoc.DocumentElement.SelectSingleNode(DocumentXmlXPath, nsmgr);

                    if (node != null)
                    {
                        string location = ((XmlElement)node).GetAttribute("PartName");
                        return location.TrimStart(new char[] { '/' });
                    }
                    break;
                }
            }
            zip.Close();
            return null;
        }