public async Task <IField> AddTaxonomyMultiAsync(string title, FieldTaxonomyOptions options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
// Prep generic creation structure
TaxonomyFieldCreationOptions creationOptions = new TaxonomyFieldCreationOptions
{
MultiValue = true,
TermStoreId = options.TermStoreId,
TermSetId = options.TermSetId
};
creationOptions.ImportFromCommonFieldOptions(title, options);
// Step 1: create the field
var newField = await AddFieldAsync(creationOptions).ConfigureAwait(false);
// Step 2: make it a taxonomy field (depends on CSOM)
await WireUpTaxonomyFieldAsync(newField as Field, creationOptions).ConfigureAwait(false);
return(newField);
}
private async Task WireUpTaxonomyFieldAsync(Field field, TaxonomyFieldCreationOptions options)
{
var xmlPayload = BuildTaxonomyFieldUpdateXmlPayload(options, (this as IDataModelParent).Parent);
if (!string.IsNullOrEmpty(xmlPayload))
{
var apiCall = new ApiCall(xmlPayload)
{
Commit = true
};
await field.RawRequestAsync(apiCall, HttpMethod.Post).ConfigureAwait(false);
}
}
private async Task WireUpTaxonomyFieldAsync(Field field, TaxonomyFieldCreationOptions options)
{
string parentId = (Parent is IList) ? (Parent as IList).Id.ToString() : "";
ProvisionTaxonomyFieldRequest request = new ProvisionTaxonomyFieldRequest(PnPContext.Site.Id.ToString(),
PnPContext.Web.Id.ToString(),
field.Id.ToString(),
parentId,
options.TermStoreId,
options.TermSetId);
ApiCall updateCall = new ApiCall(new List <Services.Core.CSOM.Requests.IRequest <object> >()
{
request
})
{
Commit = true,
};
await field.RawRequestAsync(updateCall, HttpMethod.Post).ConfigureAwait(false);
}
private static string BuildTaxonomyFieldUpdateXmlPayload(TaxonomyFieldCreationOptions options, IDataModelParent parent)
{
string xml = CsomHelper.TaxonomyFieldUpdate;
xml = xml.Replace(CsomHelper.ListFieldId, (parent is IList) ? CsomHelper.TaxonomyFieldListObjectId : "");
xml = xml.Replace(CsomHelper.TermStoreId, $"{{{options.TermStoreId}}}");
xml = xml.Replace(CsomHelper.TermSetId, $"{{{options.TermSetId}}}");
int counter = 10;
xml = xml.Replace(CsomHelper.Counter, counter.ToString());
counter++;
xml = xml.Replace(CsomHelper.Counter2, counter.ToString());
counter++;
xml = xml.Replace(CsomHelper.Counter3, counter.ToString());
counter++;
xml = xml.Replace(CsomHelper.Counter4, counter.ToString());
counter++;
xml = xml.Replace(CsomHelper.Counter5, counter.ToString());
return(xml);
}