OpenXmlPowerTools/ReferenceAdder.cs - open-xml-powertools - Git at Google

 /***************************************************************************

 Copyright (c) Microsoft Corporation 2012-2015.

 This code is licensed using the Microsoft Public License (Ms-PL).  The text of the license can be found here:

 http://www.microsoft.com/resources/sharedsource/licensingbasics/publiclicense.mspx

 Published at http://OpenXmlDeveloper.org
 Resource Center and Documentation: http://openxmldeveloper.org/wiki/w/wiki/powertools-for-open-xml.aspx

 Developer: Eric White
 Blog: http://www.ericwhite.com
 Twitter: @EricWhiteDev
 Email: eric@ericwhite.com

 ***************************************************************************/

 using System;
 using System.IO;
 using System.Linq;
 using System.Xml;
 using System.Xml.Linq;
 using System.Xml.XPath;
 using DocumentFormat.OpenXml.Packaging;

 namespace OpenXmlPowerTools
 {
     public partial class WmlDocument : OpenXmlPowerToolsDocument
     {
         public WmlDocument AddToc(string xPath, string switches, string title, int? rightTabPos)
         {
             return (WmlDocument)ReferenceAdder.AddToc(this, xPath, switches, title, rightTabPos);
         }
         public WmlDocument AddTof(string xPath, string switches, int? rightTabPos)
         {
             return (WmlDocument)ReferenceAdder.AddTof(this, xPath, switches, rightTabPos);
         }
         public WmlDocument AddToa(string xPath, string switches, int? rightTabPos)
         {
             return (WmlDocument)ReferenceAdder.AddToa(this, xPath, switches, rightTabPos);
         }
     }

     public class ReferenceAdder
     {
         public static WmlDocument AddToc(WmlDocument document, string xPath, string switches, string title, int? rightTabPos)
         {
             using (OpenXmlMemoryStreamDocument streamDoc = new OpenXmlMemoryStreamDocument(document))
             {
                 using (WordprocessingDocument doc = streamDoc.GetWordprocessingDocument())
                 {
                     AddToc(doc, xPath, switches, title, rightTabPos);
                 }
                 return streamDoc.GetModifiedWmlDocument();
             }
         }

         public static void AddToc(WordprocessingDocument doc, string xPath, string switches, string title, int? rightTabPos)
         {
             UpdateFontTablePart(doc);
             UpdateStylesPartForToc(doc);
             UpdateStylesWithEffectsPartForToc(doc);

             if (title == null)
                 title = "Contents";
             if (rightTabPos == null)
                 rightTabPos = 9350;

             // {0} tocTitle (default = "Contents")
             // {1} rightTabPosition (default = 9350)
             // {2} switches

             String xmlString =
 @"<w:sdt xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
   <w:sdtPr>
     <w:docPartObj>
       <w:docPartGallery w:val='Table of Contents'/>
       <w:docPartUnique/>
     </w:docPartObj>
   </w:sdtPr>
   <w:sdtEndPr>
     <w:rPr>
      <w:rFonts w:asciiTheme='minorHAnsi' w:cstheme='minorBidi' w:eastAsiaTheme='minorHAnsi' w:hAnsiTheme='minorHAnsi'/>
      <w:color w:val='auto'/>
      <w:sz w:val='22'/>
      <w:szCs w:val='22'/>
      <w:lang w:eastAsia='en-US'/>
     </w:rPr>
   </w:sdtEndPr>
   <w:sdtContent>
     <w:p>
       <w:pPr>
         <w:pStyle w:val='TOCHeading'/>
       </w:pPr>
       <w:r>
         <w:t>{0}</w:t>
       </w:r>
     </w:p>
     <w:p>
       <w:pPr>
         <w:pStyle w:val='TOC1'/>
         <w:tabs>
           <w:tab w:val='right' w:leader='dot' w:pos='{1}'/>
         </w:tabs>
         <w:rPr>
           <w:noProof/>
         </w:rPr>
       </w:pPr>
       <w:r>
         <w:fldChar w:fldCharType='begin' w:dirty='true'/>
       </w:r>
       <w:r>
         <w:instrText xml:space='preserve'> {2} </w:instrText>
       </w:r>
       <w:r>
         <w:fldChar w:fldCharType='separate'/>
       </w:r>
     </w:p>
     <w:p>
       <w:r>
         <w:rPr>
           <w:b/>
           <w:bCs/>
           <w:noProof/>
         </w:rPr>
         <w:fldChar w:fldCharType='end'/>
       </w:r>
     </w:p>
   </w:sdtContent>
 </w:sdt>";

             XmlReader sdtReader = XmlReader.Create(new StringReader(String.Format(xmlString, title, rightTabPos, switches)));
             XElement sdt = XElement.Load(sdtReader);

             XmlNamespaceManager namespaceManager;
             XDocument mainXDoc = doc.MainDocumentPart.GetXDocument(out namespaceManager);
             namespaceManager.AddNamespace("w", "http://schemas.openxmlformats.org/wordprocessingml/2006/main");
             XElement addBefore = mainXDoc.XPathSelectElement(xPath, namespaceManager);
             if (addBefore == null)
                 throw new OpenXmlPowerToolsException("XPath expression did not select an element");

             addBefore.AddBeforeSelf(sdt);
             doc.MainDocumentPart.PutXDocument();

             XDocument settingsXDoc = doc.MainDocumentPart.DocumentSettingsPart.GetXDocument();
             XElement updateFields = settingsXDoc.Descendants(W.updateFields).FirstOrDefault();
             if (updateFields != null)
                 updateFields.Attribute(W.val).Value = "true";
             else
             {
                 updateFields = new XElement(W.updateFields,
                     new XAttribute(W.val, "true"));
                 settingsXDoc.Root.Add(updateFields);
             }
             doc.MainDocumentPart.DocumentSettingsPart.PutXDocument();
         }

         public static WmlDocument AddTof(WmlDocument document, string xPath, string switches, int? rightTabPos)
         {
             using (OpenXmlMemoryStreamDocument streamDoc = new OpenXmlMemoryStreamDocument(document))
             {
                 using (WordprocessingDocument doc = streamDoc.GetWordprocessingDocument())
                 {
                     AddTof(doc, xPath, switches, rightTabPos);
                 }
                 return streamDoc.GetModifiedWmlDocument();
             }
         }

         public static void AddTof(WordprocessingDocument doc, string xPath, string switches, int? rightTabPos)
         {
             UpdateFontTablePart(doc);
             UpdateStylesPartForTof(doc);
             UpdateStylesWithEffectsPartForTof(doc);

             if (rightTabPos == null)
                 rightTabPos = 9350;

             // {0} rightTabPosition (default = 9350)
             // {1} switches

             string xmlString =
 @"<w:p xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
   <w:pPr>
     <w:pStyle w:val='TableofFigures'/>
     <w:tabs>
       <w:tab w:val='right' w:leader='dot' w:pos='{0}'/>
     </w:tabs>
     <w:rPr>
       <w:noProof/>
     </w:rPr>
   </w:pPr>
   <w:r>
     <w:fldChar w:fldCharType='begin' dirty='true'/>
   </w:r>
   <w:r>
     <w:instrText xml:space='preserve'> {1} </w:instrText>
   </w:r>
   <w:r>
     <w:fldChar w:fldCharType='separate'/>
   </w:r>
   <w:r>
     <w:fldChar w:fldCharType='end'/>
   </w:r>
 </w:p>";
             XDocument mainXDoc = doc.MainDocumentPart.GetXDocument();

             XmlReader paragraphReader = XmlReader.Create(new StringReader(String.Format(xmlString, rightTabPos, switches)));
             XElement paragraph = XElement.Load(paragraphReader);
             XmlNameTable nameTable = paragraphReader.NameTable;
             XmlNamespaceManager namespaceManager = new XmlNamespaceManager(nameTable);
             namespaceManager.AddNamespace("w", "http://schemas.openxmlformats.org/wordprocessingml/2006/main");
             XElement addBefore = mainXDoc.XPathSelectElement(xPath, namespaceManager);
             if (addBefore == null)
                 throw new OpenXmlPowerToolsException("XPath expression did not select an element");

             addBefore.AddBeforeSelf(paragraph);
             doc.MainDocumentPart.PutXDocument();

             XDocument settingsXDoc = doc.MainDocumentPart.DocumentSettingsPart.GetXDocument();
             XElement updateFields = settingsXDoc.Descendants(W.updateFields).FirstOrDefault();
             if (updateFields != null)
                 updateFields.Attribute(W.val).Value = "true";
             else
             {
                 updateFields = new XElement(W.updateFields,
                     new XAttribute(W.val, "true"));
                 settingsXDoc.Root.Add(updateFields);
             }
             doc.MainDocumentPart.DocumentSettingsPart.PutXDocument();
         }

         public static WmlDocument AddToa(WmlDocument document, string xPath, string switches, int? rightTabPos)
         {
             using (OpenXmlMemoryStreamDocument streamDoc = new OpenXmlMemoryStreamDocument(document))
             {
                 using (WordprocessingDocument doc = streamDoc.GetWordprocessingDocument())
                 {
                     AddToa(doc, xPath, switches, rightTabPos);
                 }
                 return streamDoc.GetModifiedWmlDocument();
             }
         }

         public static void AddToa(WordprocessingDocument doc, string xPath, string switches, int? rightTabPos)
         {
             UpdateFontTablePart(doc);
             UpdateStylesPartForToa(doc);
             UpdateStylesWithEffectsPartForToa(doc);

             if (rightTabPos == null)
                 rightTabPos = 9350;

             // {0} rightTabPosition (default = 9350)
             // {1} switches

             string xmlString =
 @"<w:p xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
   <w:pPr>
     <w:pStyle w:val='TOAHeading'/>
     <w:tabs>
       <w:tab w:val='right'
              w:leader='dot'
              w:pos='{0}'/>
       </w:tabs>
     <w:rPr>
       <w:rFonts w:asciiTheme='minorHAnsi'
                 w:eastAsiaTheme='minorEastAsia'
                 w:hAnsiTheme='minorHAnsi'
                 w:cstheme='minorBidi'/>
       <w:b w:val='0'/>
       <w:bCs w:val='0'/>
       <w:noProof/>
       <w:sz w:val='22'/>
       <w:szCs w:val='22'/>
     </w:rPr>
   </w:pPr>
   <w:r>
     <w:fldChar w:fldCharType='begin'/>
   </w:r>
   <w:r>
     <w:instrText xml:space='preserve'> {1} </w:instrText>
   </w:r>
   <w:r>
     <w:fldChar w:fldCharType='separate'/>
   </w:r>
   <w:r>
     <w:fldChar w:fldCharType='end'/>
   </w:r>
 </w:p>";

             XDocument mainXDoc = doc.MainDocumentPart.GetXDocument();

             XmlReader paragraphReader = XmlReader.Create(new StringReader(String.Format(xmlString, rightTabPos, switches)));
             XElement paragraph = XElement.Load(paragraphReader);
             XmlNameTable nameTable = paragraphReader.NameTable;
             XmlNamespaceManager namespaceManager = new XmlNamespaceManager(nameTable);
             namespaceManager.AddNamespace("w", "http://schemas.openxmlformats.org/wordprocessingml/2006/main");
             XElement addBefore = mainXDoc.XPathSelectElement(xPath, namespaceManager);
             if (addBefore == null)
                 throw new OpenXmlPowerToolsException("XPath expression did not select an element");

             addBefore.AddBeforeSelf(paragraph);
             doc.MainDocumentPart.PutXDocument();

             XDocument settingsXDoc = doc.MainDocumentPart.DocumentSettingsPart.GetXDocument();
             XElement updateFields = settingsXDoc.Descendants(W.updateFields).FirstOrDefault();
             if (updateFields != null)
                 updateFields.Attribute(W.val).Value = "true";
             else
             {
                 updateFields = new XElement(W.updateFields,
                     new XAttribute(W.val, "true"));
                 settingsXDoc.Root.Add(updateFields);
             }
             doc.MainDocumentPart.DocumentSettingsPart.PutXDocument();
         }

         private static void AddElementIfMissing(XDocument partXDoc, XElement existing, string newElement)
         {
             if (existing != null)
                 return;
             XElement newXElement = XElement.Parse(newElement);
             newXElement.Attributes().Where(a => a.IsNamespaceDeclaration).Remove();
             partXDoc.Root.Add(newXElement);
         }

         private static void UpdateFontTablePart(WordprocessingDocument doc)
         {
             FontTablePart fontTablePart = doc.MainDocumentPart.FontTablePart;
             if (fontTablePart == null)
                 throw new Exception("Todo need to insert font table part");
             XDocument fontTableXDoc = fontTablePart.GetXDocument();

             AddElementIfMissing(fontTableXDoc,
                 fontTableXDoc
                     .Root
                     .Elements(W.font)
                     .Where(e => (string)e.Attribute(W.name) == "Tahoma")
                     .FirstOrDefault(),
                 @"<w:font w:name='Tahoma' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                      <w:panose1 w:val='020B0604030504040204'/>
                      <w:charset w:val='00'/>
                      <w:family w:val='swiss'/>
                      <w:pitch w:val='variable'/>
                      <w:sig w:usb0='E1002EFF' w:usb1='C000605B' w:usb2='00000029' w:usb3='00000000' w:csb0='000101FF' w:csb1='00000000'/>
                    </w:font>");

             fontTablePart.PutXDocument();
         }

         private static void UpdatePartForToc(OpenXmlPart part)
         {
             XDocument xDoc = part.GetXDocument();

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOCHeading")
                     .FirstOrDefault(),
                 @"<w:style w:type='paragraph' w:styleId='TOCHeading' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                     <w:name w:val='TOC Heading'/>
                     <w:basedOn w:val='Heading1'/>
                     <w:next w:val='Normal'/>
                     <w:uiPriority w:val='39'/>
                     <w:semiHidden/>
                     <w:unhideWhenUsed/>
                     <w:qFormat/>
                     <w:pPr>
                       <w:outlineLvl w:val='9'/>
                     </w:pPr>
                     <w:rPr>
                       <w:lang w:eastAsia='ja-JP'/>
                     </w:rPr>
                   </w:style>");

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOC1")
                     .FirstOrDefault(),
                 @"<w:style w:type='paragraph' w:styleId='TOC1' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                     <w:name w:val='toc 1'/>
                     <w:basedOn w:val='Normal'/>
                     <w:next w:val='Normal'/>
                     <w:autoRedefine/>
                     <w:uiPriority w:val='39'/>
                     <w:unhideWhenUsed/>
                     <w:pPr>
                       <w:spacing w:after='100'/>
                     </w:pPr>
                   </w:style>");

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOC2")
                     .FirstOrDefault(),
                 @"<w:style w:type='paragraph' w:styleId='TOC2' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                     <w:name w:val='toc 2'/>
                     <w:basedOn w:val='Normal'/>
                     <w:next w:val='Normal'/>
                     <w:autoRedefine/>
                     <w:uiPriority w:val='39'/>
                     <w:unhideWhenUsed/>
                     <w:pPr>
                       <w:spacing w:after='100'/>
                       <w:ind w:left='220'/>
                     </w:pPr>
                   </w:style>");

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOC3")
                     .FirstOrDefault(),
                 @"<w:style w:type='paragraph' w:styleId='TOC3' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                     <w:name w:val='toc 3'/>
                     <w:basedOn w:val='Normal'/>
                     <w:next w:val='Normal'/>
                     <w:autoRedefine/>
                     <w:uiPriority w:val='39'/>
                     <w:unhideWhenUsed/>
                     <w:pPr>
                       <w:spacing w:after='100'/>
                       <w:ind w:left='440'/>
                     </w:pPr>
                   </w:style>");

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOC4")
                     .FirstOrDefault(),
                 @"<w:style w:type='paragraph' w:styleId='TOC4' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                     <w:name w:val='toc 4'/>
                     <w:basedOn w:val='Normal'/>
                     <w:next w:val='Normal'/>
                     <w:autoRedefine/>
                     <w:uiPriority w:val='39'/>
                     <w:unhideWhenUsed/>
                     <w:pPr>
                       <w:spacing w:after='100'/>
                       <w:ind w:left='660'/>
                     </w:pPr>
                   </w:style>");

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "character" && (string)e.Attribute(W.styleId) == "Hyperlink")
                     .FirstOrDefault(),
                 @"<w:style w:type='character' w:styleId='Hyperlink' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                      <w:name w:val='Hyperlink'/>
                      <w:basedOn w:val='DefaultParagraphFont'/>
                      <w:uiPriority w:val='99'/>
                      <w:unhideWhenUsed/>
                      <w:rPr>
                        <w:color w:val='0000FF' w:themeColor='hyperlink'/>
                        <w:u w:val='single'/>
                      </w:rPr>
                    </w:style>");

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "BalloonText")
                     .FirstOrDefault(),
                 @"<w:style w:type='paragraph' w:styleId='BalloonText' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                     <w:name w:val='Balloon Text'/>
                     <w:basedOn w:val='Normal'/>
                     <w:link w:val='BalloonTextChar'/>
                     <w:uiPriority w:val='99'/>
                     <w:semiHidden/>
                     <w:unhideWhenUsed/>
                     <w:pPr>
                       <w:spacing w:after='0' w:line='240' w:lineRule='auto'/>
                     </w:pPr>
                     <w:rPr>
                       <w:rFonts w:ascii='Tahoma' w:hAnsi='Tahoma' w:cs='Tahoma'/>
                       <w:sz w:val='16'/>
                       <w:szCs w:val='16'/>
                     </w:rPr>
                   </w:style>");

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "character" &&
                         (bool?)e.Attribute(W.customStyle) == true && (string)e.Attribute(W.styleId) == "BalloonTextChar")
                     .FirstOrDefault(),
                 @"<w:style w:type='character' w:customStyle='1' w:styleId='BalloonTextChar' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                     <w:name w:val='Balloon Text Char'/>
                     <w:basedOn w:val='DefaultParagraphFont'/>
                     <w:link w:val='BalloonText'/>
                     <w:uiPriority w:val='99'/>
                     <w:semiHidden/>
                     <w:rPr>
                       <w:rFonts w:ascii='Tahoma' w:hAnsi='Tahoma' w:cs='Tahoma'/>
                       <w:sz w:val='16'/>
                       <w:szCs w:val='16'/>
                     </w:rPr>
                   </w:style>");

             part.PutXDocument();
         }

         private static void UpdateStylesPartForToc(WordprocessingDocument doc)
         {
             StylesPart stylesPart = doc.MainDocumentPart.StyleDefinitionsPart;
             if (stylesPart == null)
                 return;
             UpdatePartForToc(stylesPart);
         }

         private static void UpdateStylesWithEffectsPartForToc(WordprocessingDocument doc)
         {
             StylesWithEffectsPart stylesWithEffectsPart = doc.MainDocumentPart.StylesWithEffectsPart;
             if (stylesWithEffectsPart == null)
                 return;
             UpdatePartForToc(stylesWithEffectsPart);
         }

         private static void UpdatePartForTof(OpenXmlPart part)
         {
             XDocument xDoc = part.GetXDocument();

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TableofFigures")
                     .FirstOrDefault(),
                 @"<w:style w:type='paragraph' w:styleId='TableofFigures' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                     <w:name w:val='table of figures'/>
                     <w:basedOn w:val='Normal'/>
                     <w:next w:val='Normal'/>
                     <w:uiPriority w:val='99'/>
                     <w:unhideWhenUsed/>
                     <w:pPr>
                       <w:spacing w:after='0'/>
                     </w:pPr>
                   </w:style>");

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "character" && (string)e.Attribute(W.styleId) == "Hyperlink")
                     .FirstOrDefault(),
                 @"<w:style w:type='character' w:styleId='Hyperlink' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                      <w:name w:val='Hyperlink'/>
                      <w:basedOn w:val='DefaultParagraphFont'/>
                      <w:uiPriority w:val='99'/>
                      <w:unhideWhenUsed/>
                      <w:rPr>
                        <w:color w:val='0000FF' w:themeColor='hyperlink'/>
                        <w:u w:val='single'/>
                      </w:rPr>
                    </w:style>");
             part.PutXDocument();
         }

         private static void UpdateStylesPartForTof(WordprocessingDocument doc)
         {
             StylesPart stylesPart = doc.MainDocumentPart.StyleDefinitionsPart;
             if (stylesPart == null)
                 return;
             UpdatePartForTof(stylesPart);
         }

         private static void UpdateStylesWithEffectsPartForTof(WordprocessingDocument doc)
         {
             StylesWithEffectsPart stylesWithEffectsPart = doc.MainDocumentPart.StylesWithEffectsPart;
             if (stylesWithEffectsPart == null)
                 return;
             UpdatePartForTof(stylesWithEffectsPart);
         }

         private static void UpdatePartForToa(OpenXmlPart part)
         {
             XDocument xDoc = part.GetXDocument();

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TableofAuthorities")
                     .FirstOrDefault(),
                 @"<w:style w:type='paragraph'
                            w:styleId='TableofAuthorities'
                            xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                     <w:name w:val='table of authorities'/>
                     <w:basedOn w:val='Normal'/>
                     <w:next w:val='Normal'/>
                     <w:uiPriority w:val='99'/>
                     <w:semiHidden/>
                     <w:unhideWhenUsed/>
                     <w:rsid w:val='0090569D'/>
                     <w:pPr>
                       <w:spacing w:after='0'/>
                       <w:ind w:left='220'
                              w:hanging='220'/>
                     </w:pPr>
                   </w:style>");

             AddElementIfMissing(
                 xDoc,
                 xDoc.Root.Elements(W.style)
                     .Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOAHeading")
                     .FirstOrDefault(),
                 @"<w:style w:type='paragraph'
                            w:styleId='TOAHeading'
                            xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
                     <w:name w:val='toa heading'/>
                     <w:basedOn w:val='Normal'/>
                     <w:next w:val='Normal'/>
                     <w:uiPriority w:val='99'/>
                     <w:semiHidden/>
                     <w:unhideWhenUsed/>
                     <w:rsid w:val='0090569D'/>
                     <w:pPr>
                       <w:spacing w:before='120'/>
                     </w:pPr>
                     <w:rPr>
                       <w:rFonts w:asciiTheme='majorHAnsi'
                                 w:eastAsiaTheme='majorEastAsia'
                                 w:hAnsiTheme='majorHAnsi'
                                 w:cstheme='majorBidi'/>
                       <w:b/>
                       <w:bCs/>
                       <w:sz w:val='24'/>
                       <w:szCs w:val='24'/>
                     </w:rPr>
                   </w:style>");

             part.PutXDocument();
         }

         private static void UpdateStylesPartForToa(WordprocessingDocument doc)
         {
             StylesPart stylesPart = doc.MainDocumentPart.StyleDefinitionsPart;
             if (stylesPart == null)
                 return;
             UpdatePartForToa(stylesPart);
         }

         private static void UpdateStylesWithEffectsPartForToa(WordprocessingDocument doc)
         {
             StylesWithEffectsPart stylesWithEffectsPart = doc.MainDocumentPart.StylesWithEffectsPart;
             if (stylesWithEffectsPart == null)
                 return;
             UpdatePartForToa(stylesWithEffectsPart);
         }
     }
 }
	/***************************************************************************

	Copyright (c) Microsoft Corporation 2012-2015.

	This code is licensed using the Microsoft Public License (Ms-PL). The text of the license can be found here:

	http://www.microsoft.com/resources/sharedsource/licensingbasics/publiclicense.mspx

	Published at http://OpenXmlDeveloper.org
	Resource Center and Documentation: http://openxmldeveloper.org/wiki/w/wiki/powertools-for-open-xml.aspx

	Developer: Eric White
	Blog: http://www.ericwhite.com
	Twitter: @EricWhiteDev
	Email: eric@ericwhite.com

	***************************************************************************/

	using System;
	using System.IO;
	using System.Linq;
	using System.Xml;
	using System.Xml.Linq;
	using System.Xml.XPath;
	using DocumentFormat.OpenXml.Packaging;

	namespace OpenXmlPowerTools
	{
	public partial class WmlDocument : OpenXmlPowerToolsDocument
	{
	public WmlDocument AddToc(string xPath, string switches, string title, int? rightTabPos)
	{
	return (WmlDocument)ReferenceAdder.AddToc(this, xPath, switches, title, rightTabPos);
	}
	public WmlDocument AddTof(string xPath, string switches, int? rightTabPos)
	{
	return (WmlDocument)ReferenceAdder.AddTof(this, xPath, switches, rightTabPos);
	}
	public WmlDocument AddToa(string xPath, string switches, int? rightTabPos)
	{
	return (WmlDocument)ReferenceAdder.AddToa(this, xPath, switches, rightTabPos);
	}
	}

	public class ReferenceAdder
	{
	public static WmlDocument AddToc(WmlDocument document, string xPath, string switches, string title, int? rightTabPos)
	{
	using (OpenXmlMemoryStreamDocument streamDoc = new OpenXmlMemoryStreamDocument(document))
	{
	using (WordprocessingDocument doc = streamDoc.GetWordprocessingDocument())
	{
	AddToc(doc, xPath, switches, title, rightTabPos);
	}
	return streamDoc.GetModifiedWmlDocument();
	}
	}

	public static void AddToc(WordprocessingDocument doc, string xPath, string switches, string title, int? rightTabPos)
	{
	UpdateFontTablePart(doc);
	UpdateStylesPartForToc(doc);
	UpdateStylesWithEffectsPartForToc(doc);

	if (title == null)
	title = "Contents";
	if (rightTabPos == null)
	rightTabPos = 9350;

	// {0} tocTitle (default = "Contents")
	// {1} rightTabPosition (default = 9350)
	// {2} switches

	String xmlString =
	@"<w:sdt xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:sdtPr>
	<w:docPartObj>
	<w:docPartGallery w:val='Table of Contents'/>
	<w:docPartUnique/>
	</w:docPartObj>
	</w:sdtPr>
	<w:sdtEndPr>
	<w:rPr>
	<w:rFonts w:asciiTheme='minorHAnsi' w:cstheme='minorBidi' w:eastAsiaTheme='minorHAnsi' w:hAnsiTheme='minorHAnsi'/>
	<w:color w:val='auto'/>
	<w:sz w:val='22'/>
	<w:szCs w:val='22'/>
	<w:lang w:eastAsia='en-US'/>
	</w:rPr>
	</w:sdtEndPr>
	<w:sdtContent>
	<w:p>
	<w:pPr>
	<w:pStyle w:val='TOCHeading'/>
	</w:pPr>
	<w:r>
	<w:t>{0}</w:t>
	</w:r>
	</w:p>
	<w:p>
	<w:pPr>
	<w:pStyle w:val='TOC1'/>
	<w:tabs>
	<w:tab w:val='right' w:leader='dot' w:pos='{1}'/>
	</w:tabs>
	<w:rPr>
	<w:noProof/>
	</w:rPr>
	</w:pPr>
	<w:r>
	<w:fldChar w:fldCharType='begin' w:dirty='true'/>
	</w:r>
	<w:r>
	<w:instrText xml:space='preserve'> {2} </w:instrText>
	</w:r>
	<w:r>
	<w:fldChar w:fldCharType='separate'/>
	</w:r>
	</w:p>
	<w:p>
	<w:r>
	<w:rPr>
	<w:b/>
	<w:bCs/>
	<w:noProof/>
	</w:rPr>
	<w:fldChar w:fldCharType='end'/>
	</w:r>
	</w:p>
	</w:sdtContent>
	</w:sdt>";

	XmlReader sdtReader = XmlReader.Create(new StringReader(String.Format(xmlString, title, rightTabPos, switches)));
	XElement sdt = XElement.Load(sdtReader);

	XmlNamespaceManager namespaceManager;
	XDocument mainXDoc = doc.MainDocumentPart.GetXDocument(out namespaceManager);
	namespaceManager.AddNamespace("w", "http://schemas.openxmlformats.org/wordprocessingml/2006/main");
	XElement addBefore = mainXDoc.XPathSelectElement(xPath, namespaceManager);
	if (addBefore == null)
	throw new OpenXmlPowerToolsException("XPath expression did not select an element");

	addBefore.AddBeforeSelf(sdt);
	doc.MainDocumentPart.PutXDocument();

	XDocument settingsXDoc = doc.MainDocumentPart.DocumentSettingsPart.GetXDocument();
	XElement updateFields = settingsXDoc.Descendants(W.updateFields).FirstOrDefault();
	if (updateFields != null)
	updateFields.Attribute(W.val).Value = "true";
	else
	{
	updateFields = new XElement(W.updateFields,
	new XAttribute(W.val, "true"));
	settingsXDoc.Root.Add(updateFields);
	}
	doc.MainDocumentPart.DocumentSettingsPart.PutXDocument();
	}

	public static WmlDocument AddTof(WmlDocument document, string xPath, string switches, int? rightTabPos)
	{
	using (OpenXmlMemoryStreamDocument streamDoc = new OpenXmlMemoryStreamDocument(document))
	{
	using (WordprocessingDocument doc = streamDoc.GetWordprocessingDocument())
	{
	AddTof(doc, xPath, switches, rightTabPos);
	}
	return streamDoc.GetModifiedWmlDocument();
	}
	}

	public static void AddTof(WordprocessingDocument doc, string xPath, string switches, int? rightTabPos)
	{
	UpdateFontTablePart(doc);
	UpdateStylesPartForTof(doc);
	UpdateStylesWithEffectsPartForTof(doc);

	if (rightTabPos == null)
	rightTabPos = 9350;

	// {0} rightTabPosition (default = 9350)
	// {1} switches

	string xmlString =
	@"<w:p xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:pPr>
	<w:pStyle w:val='TableofFigures'/>
	<w:tabs>
	<w:tab w:val='right' w:leader='dot' w:pos='{0}'/>
	</w:tabs>
	<w:rPr>
	<w:noProof/>
	</w:rPr>
	</w:pPr>
	<w:r>
	<w:fldChar w:fldCharType='begin' dirty='true'/>
	</w:r>
	<w:r>
	<w:instrText xml:space='preserve'> {1} </w:instrText>
	</w:r>
	<w:r>
	<w:fldChar w:fldCharType='separate'/>
	</w:r>
	<w:r>
	<w:fldChar w:fldCharType='end'/>
	</w:r>
	</w:p>";
	XDocument mainXDoc = doc.MainDocumentPart.GetXDocument();

	XmlReader paragraphReader = XmlReader.Create(new StringReader(String.Format(xmlString, rightTabPos, switches)));
	XElement paragraph = XElement.Load(paragraphReader);
	XmlNameTable nameTable = paragraphReader.NameTable;
	XmlNamespaceManager namespaceManager = new XmlNamespaceManager(nameTable);
	namespaceManager.AddNamespace("w", "http://schemas.openxmlformats.org/wordprocessingml/2006/main");
	XElement addBefore = mainXDoc.XPathSelectElement(xPath, namespaceManager);
	if (addBefore == null)
	throw new OpenXmlPowerToolsException("XPath expression did not select an element");

	addBefore.AddBeforeSelf(paragraph);
	doc.MainDocumentPart.PutXDocument();

	XDocument settingsXDoc = doc.MainDocumentPart.DocumentSettingsPart.GetXDocument();
	XElement updateFields = settingsXDoc.Descendants(W.updateFields).FirstOrDefault();
	if (updateFields != null)
	updateFields.Attribute(W.val).Value = "true";
	else
	{
	updateFields = new XElement(W.updateFields,
	new XAttribute(W.val, "true"));
	settingsXDoc.Root.Add(updateFields);
	}
	doc.MainDocumentPart.DocumentSettingsPart.PutXDocument();
	}

	public static WmlDocument AddToa(WmlDocument document, string xPath, string switches, int? rightTabPos)
	{
	using (OpenXmlMemoryStreamDocument streamDoc = new OpenXmlMemoryStreamDocument(document))
	{
	using (WordprocessingDocument doc = streamDoc.GetWordprocessingDocument())
	{
	AddToa(doc, xPath, switches, rightTabPos);
	}
	return streamDoc.GetModifiedWmlDocument();
	}
	}

	public static void AddToa(WordprocessingDocument doc, string xPath, string switches, int? rightTabPos)
	{
	UpdateFontTablePart(doc);
	UpdateStylesPartForToa(doc);
	UpdateStylesWithEffectsPartForToa(doc);

	if (rightTabPos == null)
	rightTabPos = 9350;

	// {0} rightTabPosition (default = 9350)
	// {1} switches

	string xmlString =
	@"<w:p xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:pPr>
	<w:pStyle w:val='TOAHeading'/>
	<w:tabs>
	<w:tab w:val='right'
	w:leader='dot'
	w:pos='{0}'/>
	</w:tabs>
	<w:rPr>
	<w:rFonts w:asciiTheme='minorHAnsi'
	w:eastAsiaTheme='minorEastAsia'
	w:hAnsiTheme='minorHAnsi'
	w:cstheme='minorBidi'/>
	<w:b w:val='0'/>
	<w:bCs w:val='0'/>
	<w:noProof/>
	<w:sz w:val='22'/>
	<w:szCs w:val='22'/>
	</w:rPr>
	</w:pPr>
	<w:r>
	<w:fldChar w:fldCharType='begin'/>
	</w:r>
	<w:r>
	<w:instrText xml:space='preserve'> {1} </w:instrText>
	</w:r>
	<w:r>
	<w:fldChar w:fldCharType='separate'/>
	</w:r>
	<w:r>
	<w:fldChar w:fldCharType='end'/>
	</w:r>
	</w:p>";

	XDocument mainXDoc = doc.MainDocumentPart.GetXDocument();

	XmlReader paragraphReader = XmlReader.Create(new StringReader(String.Format(xmlString, rightTabPos, switches)));
	XElement paragraph = XElement.Load(paragraphReader);
	XmlNameTable nameTable = paragraphReader.NameTable;
	XmlNamespaceManager namespaceManager = new XmlNamespaceManager(nameTable);
	namespaceManager.AddNamespace("w", "http://schemas.openxmlformats.org/wordprocessingml/2006/main");
	XElement addBefore = mainXDoc.XPathSelectElement(xPath, namespaceManager);
	if (addBefore == null)
	throw new OpenXmlPowerToolsException("XPath expression did not select an element");

	addBefore.AddBeforeSelf(paragraph);
	doc.MainDocumentPart.PutXDocument();

	XDocument settingsXDoc = doc.MainDocumentPart.DocumentSettingsPart.GetXDocument();
	XElement updateFields = settingsXDoc.Descendants(W.updateFields).FirstOrDefault();
	if (updateFields != null)
	updateFields.Attribute(W.val).Value = "true";
	else
	{
	updateFields = new XElement(W.updateFields,
	new XAttribute(W.val, "true"));
	settingsXDoc.Root.Add(updateFields);
	}
	doc.MainDocumentPart.DocumentSettingsPart.PutXDocument();
	}

	private static void AddElementIfMissing(XDocument partXDoc, XElement existing, string newElement)
	{
	if (existing != null)
	return;
	XElement newXElement = XElement.Parse(newElement);
	newXElement.Attributes().Where(a => a.IsNamespaceDeclaration).Remove();
	partXDoc.Root.Add(newXElement);
	}

	private static void UpdateFontTablePart(WordprocessingDocument doc)
	{
	FontTablePart fontTablePart = doc.MainDocumentPart.FontTablePart;
	if (fontTablePart == null)
	throw new Exception("Todo need to insert font table part");
	XDocument fontTableXDoc = fontTablePart.GetXDocument();

	AddElementIfMissing(fontTableXDoc,
	fontTableXDoc
	.Root
	.Elements(W.font)
	.Where(e => (string)e.Attribute(W.name) == "Tahoma")
	.FirstOrDefault(),
	@"<w:font w:name='Tahoma' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:panose1 w:val='020B0604030504040204'/>
	<w:charset w:val='00'/>
	<w:family w:val='swiss'/>
	<w:pitch w:val='variable'/>
	<w:sig w:usb0='E1002EFF' w:usb1='C000605B' w:usb2='00000029' w:usb3='00000000' w:csb0='000101FF' w:csb1='00000000'/>
	</w:font>");

	fontTablePart.PutXDocument();
	}

	private static void UpdatePartForToc(OpenXmlPart part)
	{
	XDocument xDoc = part.GetXDocument();

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOCHeading")
	.FirstOrDefault(),
	@"<w:style w:type='paragraph' w:styleId='TOCHeading' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='TOC Heading'/>
	<w:basedOn w:val='Heading1'/>
	<w:next w:val='Normal'/>
	<w:uiPriority w:val='39'/>
	<w:semiHidden/>
	<w:unhideWhenUsed/>
	<w:qFormat/>
	<w:pPr>
	<w:outlineLvl w:val='9'/>
	</w:pPr>
	<w:rPr>
	<w:lang w:eastAsia='ja-JP'/>
	</w:rPr>
	</w:style>");

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOC1")
	.FirstOrDefault(),
	@"<w:style w:type='paragraph' w:styleId='TOC1' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='toc 1'/>
	<w:basedOn w:val='Normal'/>
	<w:next w:val='Normal'/>
	<w:autoRedefine/>
	<w:uiPriority w:val='39'/>
	<w:unhideWhenUsed/>
	<w:pPr>
	<w:spacing w:after='100'/>
	</w:pPr>
	</w:style>");

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOC2")
	.FirstOrDefault(),
	@"<w:style w:type='paragraph' w:styleId='TOC2' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='toc 2'/>
	<w:basedOn w:val='Normal'/>
	<w:next w:val='Normal'/>
	<w:autoRedefine/>
	<w:uiPriority w:val='39'/>
	<w:unhideWhenUsed/>
	<w:pPr>
	<w:spacing w:after='100'/>
	<w:ind w:left='220'/>
	</w:pPr>
	</w:style>");

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOC3")
	.FirstOrDefault(),
	@"<w:style w:type='paragraph' w:styleId='TOC3' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='toc 3'/>
	<w:basedOn w:val='Normal'/>
	<w:next w:val='Normal'/>
	<w:autoRedefine/>
	<w:uiPriority w:val='39'/>
	<w:unhideWhenUsed/>
	<w:pPr>
	<w:spacing w:after='100'/>
	<w:ind w:left='440'/>
	</w:pPr>
	</w:style>");

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOC4")
	.FirstOrDefault(),
	@"<w:style w:type='paragraph' w:styleId='TOC4' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='toc 4'/>
	<w:basedOn w:val='Normal'/>
	<w:next w:val='Normal'/>
	<w:autoRedefine/>
	<w:uiPriority w:val='39'/>
	<w:unhideWhenUsed/>
	<w:pPr>
	<w:spacing w:after='100'/>
	<w:ind w:left='660'/>
	</w:pPr>
	</w:style>");

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "character" && (string)e.Attribute(W.styleId) == "Hyperlink")
	.FirstOrDefault(),
	@"<w:style w:type='character' w:styleId='Hyperlink' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='Hyperlink'/>
	<w:basedOn w:val='DefaultParagraphFont'/>
	<w:uiPriority w:val='99'/>
	<w:unhideWhenUsed/>
	<w:rPr>
	<w:color w:val='0000FF' w:themeColor='hyperlink'/>
	<w:u w:val='single'/>
	</w:rPr>
	</w:style>");

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "BalloonText")
	.FirstOrDefault(),
	@"<w:style w:type='paragraph' w:styleId='BalloonText' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='Balloon Text'/>
	<w:basedOn w:val='Normal'/>
	<w:link w:val='BalloonTextChar'/>
	<w:uiPriority w:val='99'/>
	<w:semiHidden/>
	<w:unhideWhenUsed/>
	<w:pPr>
	<w:spacing w:after='0' w:line='240' w:lineRule='auto'/>
	</w:pPr>
	<w:rPr>
	<w:rFonts w:ascii='Tahoma' w:hAnsi='Tahoma' w:cs='Tahoma'/>
	<w:sz w:val='16'/>
	<w:szCs w:val='16'/>
	</w:rPr>
	</w:style>");

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "character" &&
	(bool?)e.Attribute(W.customStyle) == true && (string)e.Attribute(W.styleId) == "BalloonTextChar")
	.FirstOrDefault(),
	@"<w:style w:type='character' w:customStyle='1' w:styleId='BalloonTextChar' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='Balloon Text Char'/>
	<w:basedOn w:val='DefaultParagraphFont'/>
	<w:link w:val='BalloonText'/>
	<w:uiPriority w:val='99'/>
	<w:semiHidden/>
	<w:rPr>
	<w:rFonts w:ascii='Tahoma' w:hAnsi='Tahoma' w:cs='Tahoma'/>
	<w:sz w:val='16'/>
	<w:szCs w:val='16'/>
	</w:rPr>
	</w:style>");

	part.PutXDocument();
	}

	private static void UpdateStylesPartForToc(WordprocessingDocument doc)
	{
	StylesPart stylesPart = doc.MainDocumentPart.StyleDefinitionsPart;
	if (stylesPart == null)
	return;
	UpdatePartForToc(stylesPart);
	}

	private static void UpdateStylesWithEffectsPartForToc(WordprocessingDocument doc)
	{
	StylesWithEffectsPart stylesWithEffectsPart = doc.MainDocumentPart.StylesWithEffectsPart;
	if (stylesWithEffectsPart == null)
	return;
	UpdatePartForToc(stylesWithEffectsPart);
	}

	private static void UpdatePartForTof(OpenXmlPart part)
	{
	XDocument xDoc = part.GetXDocument();

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TableofFigures")
	.FirstOrDefault(),
	@"<w:style w:type='paragraph' w:styleId='TableofFigures' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='table of figures'/>
	<w:basedOn w:val='Normal'/>
	<w:next w:val='Normal'/>
	<w:uiPriority w:val='99'/>
	<w:unhideWhenUsed/>
	<w:pPr>
	<w:spacing w:after='0'/>
	</w:pPr>
	</w:style>");

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "character" && (string)e.Attribute(W.styleId) == "Hyperlink")
	.FirstOrDefault(),
	@"<w:style w:type='character' w:styleId='Hyperlink' xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='Hyperlink'/>
	<w:basedOn w:val='DefaultParagraphFont'/>
	<w:uiPriority w:val='99'/>
	<w:unhideWhenUsed/>
	<w:rPr>
	<w:color w:val='0000FF' w:themeColor='hyperlink'/>
	<w:u w:val='single'/>
	</w:rPr>
	</w:style>");
	part.PutXDocument();
	}

	private static void UpdateStylesPartForTof(WordprocessingDocument doc)
	{
	StylesPart stylesPart = doc.MainDocumentPart.StyleDefinitionsPart;
	if (stylesPart == null)
	return;
	UpdatePartForTof(stylesPart);
	}

	private static void UpdateStylesWithEffectsPartForTof(WordprocessingDocument doc)
	{
	StylesWithEffectsPart stylesWithEffectsPart = doc.MainDocumentPart.StylesWithEffectsPart;
	if (stylesWithEffectsPart == null)
	return;
	UpdatePartForTof(stylesWithEffectsPart);
	}

	private static void UpdatePartForToa(OpenXmlPart part)
	{
	XDocument xDoc = part.GetXDocument();

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TableofAuthorities")
	.FirstOrDefault(),
	@"<w:style w:type='paragraph'
	w:styleId='TableofAuthorities'
	xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='table of authorities'/>
	<w:basedOn w:val='Normal'/>
	<w:next w:val='Normal'/>
	<w:uiPriority w:val='99'/>
	<w:semiHidden/>
	<w:unhideWhenUsed/>
	<w:rsid w:val='0090569D'/>
	<w:pPr>
	<w:spacing w:after='0'/>
	<w:ind w:left='220'
	w:hanging='220'/>
	</w:pPr>
	</w:style>");

	AddElementIfMissing(
	xDoc,
	xDoc.Root.Elements(W.style)
	.Where(e => (string)e.Attribute(W.type) == "paragraph" && (string)e.Attribute(W.styleId) == "TOAHeading")
	.FirstOrDefault(),
	@"<w:style w:type='paragraph'
	w:styleId='TOAHeading'
	xmlns:w='http://schemas.openxmlformats.org/wordprocessingml/2006/main'>
	<w:name w:val='toa heading'/>
	<w:basedOn w:val='Normal'/>
	<w:next w:val='Normal'/>
	<w:uiPriority w:val='99'/>
	<w:semiHidden/>
	<w:unhideWhenUsed/>
	<w:rsid w:val='0090569D'/>
	<w:pPr>
	<w:spacing w:before='120'/>
	</w:pPr>
	<w:rPr>
	<w:rFonts w:asciiTheme='majorHAnsi'
	w:eastAsiaTheme='majorEastAsia'
	w:hAnsiTheme='majorHAnsi'
	w:cstheme='majorBidi'/>
	<w:b/>
	<w:bCs/>
	<w:sz w:val='24'/>
	<w:szCs w:val='24'/>
	</w:rPr>
	</w:style>");

	part.PutXDocument();
	}

	private static void UpdateStylesPartForToa(WordprocessingDocument doc)
	{
	StylesPart stylesPart = doc.MainDocumentPart.StyleDefinitionsPart;
	if (stylesPart == null)
	return;
	UpdatePartForToa(stylesPart);
	}

	private static void UpdateStylesWithEffectsPartForToa(WordprocessingDocument doc)
	{
	StylesWithEffectsPart stylesWithEffectsPart = doc.MainDocumentPart.StylesWithEffectsPart;
	if (stylesWithEffectsPart == null)
	return;
	UpdatePartForToa(stylesWithEffectsPart);
	}
	}
	}