/// <summary>
/// Called when [place holder found].
/// </summary>
/// <param name="openXmlElementDataContext">The open XML element data context.</param>
private void OnPlaceHolderFound(OpenXmlElementDataContext openXmlElementDataContext)
{
string templateTagPart = string.Empty;
string tagGuidPart = string.Empty;
SdtElement element = openXmlElementDataContext.Element as SdtElement;
GetTagValue(element, out templateTagPart, out tagGuidPart);
if (this.generationInfo.PlaceHolderTagToTypeCollection.ContainsKey(templateTagPart))
{
switch (this.generationInfo.PlaceHolderTagToTypeCollection[templateTagPart])
{
case PlaceHolderType.None:
break;
case PlaceHolderType.NonRecursive:
this.NonRecursivePlaceholderFound(templateTagPart, openXmlElementDataContext);
break;
case PlaceHolderType.Recursive:
this.RecursivePlaceholderFound(templateTagPart, openXmlElementDataContext);
break;
case PlaceHolderType.Ignore:
this.IgnorePlaceholderFound(templateTagPart, openXmlElementDataContext);
break;
case PlaceHolderType.Container:
this.ContainerPlaceholderFound(templateTagPart, openXmlElementDataContext);
break;
}
}
}
/// <summary>
/// Populates the other open XML elements.
/// </summary>
/// <param name="openXmlElementDataContext">The open XML element data context.</param>
private void PopulateOtherOpenXmlElements(OpenXmlElementDataContext openXmlElementDataContext)
{
if (openXmlElementDataContext.Element is OpenXmlCompositeElement && openXmlElementDataContext.Element.HasChildren)
{
List<OpenXmlElement> elements = openXmlElementDataContext.Element.Elements().ToList();
foreach (var element in elements)
{
if (element is OpenXmlCompositeElement)
{
this.SetContentInPlaceholders(new OpenXmlElementDataContext() { Element = element, DataContext = openXmlElementDataContext.DataContext });
}
}
}
}
/// <summary>
/// Determines whether [is content control] [the specified open XML element data context].
/// </summary>
/// <param name="openXmlElementDataContext">The open XML element data context.</param>
/// <returns>
/// <c>true</c> if [is content control] [the specified open XML element data context]; otherwise, <c>false</c>.
/// </returns>
private bool IsContentControl(OpenXmlElementDataContext openXmlElementDataContext)
{
if (openXmlElementDataContext == null || openXmlElementDataContext.Element == null)
{
return false;
}
return openXmlElementDataContext.Element is SdtBlock || openXmlElementDataContext.Element is SdtRun || openXmlElementDataContext.Element is SdtRow || openXmlElementDataContext.Element is SdtCell;
}
/// <summary>
/// Sets the content in placeholders.
/// </summary>
/// <param name="openXmlElementDataContext">The open XML element data context.</param>
protected void SetContentInPlaceholders(OpenXmlElementDataContext openXmlElementDataContext)
{
if (IsContentControl(openXmlElementDataContext))
{
string templateTagPart = string.Empty;
string tagGuidPart = string.Empty;
SdtElement element = openXmlElementDataContext.Element as SdtElement;
GetTagValue(element, out templateTagPart, out tagGuidPart);
if (this.generationInfo.PlaceHolderTagToTypeCollection.ContainsKey(templateTagPart))
{
this.OnPlaceHolderFound(openXmlElementDataContext);
}
else
{
this.PopulateOtherOpenXmlElements(openXmlElementDataContext);
}
}
else
{
this.PopulateOtherOpenXmlElements(openXmlElementDataContext);
}
}
/// <summary> /// Recursive placeholder found. /// </summary> /// <param name="placeholderTag">The placeholder tag.</param> /// <param name="openXmlElementDataContext">The open XML element data context.</param> protected abstract void RecursivePlaceholderFound(string placeholderTag, OpenXmlElementDataContext openXmlElementDataContext);
/// <summary> /// Container placeholder found. /// </summary> /// <param name="placeholderTag">The placeholder tag.</param> /// <param name="openXmlElementDataContext">The open XML element data context.</param> protected abstract void ContainerPlaceholderFound(string placeholderTag, OpenXmlElementDataContext openXmlElementDataContext);
/// <summary>
/// Clones the element and set content in placeholders.
/// </summary>
/// <param name="openXmlElementDataContext">The open XML element data context.</param>
/// <returns></returns>
protected SdtElement CloneElementAndSetContentInPlaceholders(OpenXmlElementDataContext openXmlElementDataContext)
{
if (openXmlElementDataContext == null)
{
throw new ArgumentNullException("openXmlElementDataContext");
}
if (openXmlElementDataContext.Element == null)
{
throw new ArgumentNullException("openXmlElementDataContext.element");
}
SdtElement clonedSdtElement = null;
if (openXmlElementDataContext.Element.Parent != null && openXmlElementDataContext.Element.Parent is Paragraph)
{
Paragraph clonedPara = openXmlElementDataContext.Element.Parent.InsertBeforeSelf(openXmlElementDataContext.Element.Parent.CloneNode(true) as Paragraph);
clonedSdtElement = clonedPara.Descendants<SdtElement>().First();
}
else
{
clonedSdtElement = openXmlElementDataContext.Element.InsertBeforeSelf(openXmlElementDataContext.Element.CloneNode(true) as SdtElement);
}
foreach (var v in clonedSdtElement.Elements())
{
this.SetContentInPlaceholders(new OpenXmlElementDataContext() { Element = v, DataContext = openXmlElementDataContext.DataContext });
}
return clonedSdtElement;
}
