public byte[] GenerateSlides(EntityCollection parentRows, byte[] templateDocumentData)
{
byte[] outputData;
Dictionary <string, object> serviceLocator = new Dictionary <string, object>
{
{ "metadataService", new MetadataLookupService(_service) }
};
CustomVariable rowNumber = new CustomVariable(System.Xml.XPath.XPathResultType.Number, 0);
serviceLocator.Add("$rowNumber", rowNumber);
// Load PowerPoint Template from annotation
_trace.Trace("verbose={0},map={1}", _verboseDebug, _mapDebug);
using (var templateDocument = new Presentation(templateDocumentData, serviceLocator, _trace, _verboseDebug, _mapDebug))
{
// Parameterise slides using the template slide
XmlDocument coverDataSets = new XmlDocument();
var dataSetsNode = coverDataSets.CreateElement("datasets");
coverDataSets.AppendChild(dataSetsNode);
SerialiseData(dataSetsNode, "parent", parentRows);
AddConfigDataSet(dataSetsNode);
AddTemplateConfigDataSet(dataSetsNode);
AddContactsConfigDataSet(dataSetsNode);
AddImageConfigDataSet(dataSetsNode);
AddListDataSet(dataSetsNode);
AddOrderDataSet(dataSetsNode);
templateDocument.CreateCoverPages(coverDataSets);
int i = 1;
TemplateConfigActions();
if (ItemsPerPage == 0)
{
foreach (Entity parentRow in parentRows.Entities)
{
rowNumber.Value = i;
XmlDocument dataSets = GetDataSets(parentRow);
// Parameterise slides using the template slides
templateDocument.CreateSlides(dataSets);
i++;
}
}
else
{
int y = parentRows.Entities.Count;
int x = 0;
while (x < y)
{
EntityCollection collection = new EntityCollection(parentRows.Entities.Skip(x).Take(ItemsPerPage).ToList());
rowNumber.Value = i;
XmlDocument dataSets = GetDataSets(collection, i);
templateDocument.CreateSlides(dataSets);
i++;
x = x + ItemsPerPage;
}
}
XmlDocument endDataSets = GetProfileDataSets(i, out bool res);
if (!res)
{
templateDocument.CreateEndPages(coverDataSets);
}
else
{
templateDocument.CreateEndPages(endDataSets);
}
//templateDocument.CreateEndPages(coverDataSets);
// Save the document to a base64 string
outputData = templateDocument.Save();
}
return(outputData);
}
private void ReplaceTextTokens(XPathNavigator slideXml, XPathNavigator navigator)
{
//var nodes = slideXml.Select("//a:hlinkClick[starts-with(@tooltip,'!')]", _nsManagerPresentationXml);
XPathNavigator lastNode = null;
var root = slideXml.Clone();
while (slideXml.MoveToFollowing("hlinkClick", drawingMlNs))
{
// Don't go up to parent when itterating over child nodes
if (!root.IsDescendant(slideXml))
{
break;
}
if (lastNode != null)
{
lastNode.DeleteSelf(); // Remove the hyperlink reference
}
var tokenNode = slideXml;
lastNode = slideXml.Clone();
// Get the xpath
string xpath = tokenNode.GetAttribute("tooltip", "");
bool match = (xpath != null && xpath.StartsWith("!"));
if (!match)
{
continue;
}
Trace("Text Token:{0}", xpath);
if (xpath.StartsWith("!table:"))
{
// Add table iterator variable
CustomVariable pos = (CustomVariable)_serviceLocator["$rowNumber"];
xpath = xpath.Substring(7);
// change the node context and repeat the table row for each vluae
// Get the parent row
var trNode = tokenNode.SelectAncestors("tr", drawingMlNs, false);
var tableNode = trNode.Current.SelectAncestors("graphicFrame", presentationNs, false);
tableNode.MoveNext();
// Find the table marker
var tableMarker = slideXml.SelectAncestors("r", drawingMlNs, false);
var tableMarkerFound = tableMarker.MoveNext();
// Move main itterator to after new table
slideXml.MoveTo(tableNode.Current);
slideXml.MoveToNext();
int i = 1;
if (trNode.MoveNext())
{
// Remove table marker
tableMarker.Current.DeleteSelf();
//var tableNode = tokenNode.SelectAncestors("graphicFrame", presentationNs, false);
//tableNode.Current.MoveToNext();
//nodes.Current.MoveTo(tableNode.Current);
string rowXml = trNode.Current.OuterXml;
// evaluate the ontext
var tableRows = navigator.Select(String.Format(dataRoot, xpath));
// Get each row xpath navigator
var templateRow = trNode.Current.Clone();
while (tableRows.MoveNext())
{
pos.Value = i;
trNode.Current.InsertAfter(rowXml);
var newRow = trNode.Current.Clone();
newRow.MoveToNext();
ReplaceTextTokens(newRow, tableRows.Current);
trNode.Current.MoveToNext();
i++;
}
//Remove first template row
templateRow.DeleteSelf();
}
}
else
{
string value = GetData(navigator, xpath);
Trace("Value:{0}", value);
tokenNode.MoveToParent();
if (tokenNode.Name == "a:rPr")
{
if (tokenNode.MoveToNext("t", drawingMlNs))
{
tokenNode.SetValue(value);
}
}
else
{
// Move over this hyperlink since it does not have a text element
tokenNode.MoveToParent();
tokenNode.MoveToFollowing("hlinkClick", drawingMlNs);
}
}
}
if (lastNode != null)
{
lastNode.DeleteSelf(); // Remove the hyperlink reference
}
}