/// <summary>
/// Can be used to create taxonomy field remotely to web.
/// </summary>
/// <param name="web">Site to be processed - can be root web or sub site</param>
/// <param name="id">Unique Id for the taxonomy field</param>
/// <param name="internalName">Internal Name of the field</param>
/// <param name="displayName">Display name</param>
/// <param name="group">Site column group</param>
/// <param name="termSet">Taxonomy Termset</param>
/// <param name="multiValue">if true, create a multivalue taxonomy field</param>
/// <returns>New taxonomy field</returns>
public static Field CreateTaxonomyField(this Web web, Guid id, string internalName, string displayName, string group, TermSet termSet, bool multiValue = false)
{
internalName.ValidateNotNullOrEmpty("internalName");
displayName.ValidateNotNullOrEmpty("displayName");
termSet.ValidateNotNullOrEmpty("termSet");
try
{
var _field = web.CreateField(id, internalName, multiValue ? "TaxonomyFieldTypeMulti" : "TaxonomyFieldType", true, displayName, group, "ShowField=\"Term1033\"");
WireUpTaxonomyField(web, _field, termSet, multiValue);
_field.Update();
web.Context.ExecuteQuery();
return(_field);
}
catch (Exception)
{
///If there is an exception the hidden field might be present
FieldCollection _fields = web.Fields;
web.Context.Load(_fields, fc => fc.Include(f => f.Id, f => f.InternalName));
web.Context.ExecuteQuery();
var _hiddenField = id.ToString().Replace("-", "");
var _field = _fields.FirstOrDefault(f => f.InternalName == _hiddenField);
if (_field != null)
{
_field.DeleteObject();
web.Context.ExecuteQuery();
}
throw;
}
}
/// <summary>
/// Can be used to create taxonomy field remotely in a list.
/// </summary>
/// <param name="list">List to be processed</param>
/// <param name="id">Unique Id for the taxonomy field</param>
/// <param name="internalName">Internal Name of the field</param>
/// <param name="displayName">Display name</param>
/// <param name="group">Site column group</param>
/// <param name="termSet">Taxonomy TermSet</param>
/// <param name="multiValue">If true, create a multivalue field</param>
/// <returns>New taxonomy field</returns>
public static Field CreateTaxonomyField(this List list, Guid id, string internalName, string displayName, string group, TermSet termSet, bool multiValue = false)
{
internalName.ValidateNotNullOrEmpty("internalName");
displayName.ValidateNotNullOrEmpty("displayName");
termSet.ValidateNotNullOrEmpty("termSet");
try
{
var _field = list.CreateField(id, internalName, multiValue ? "TaxonomyFieldTypeMulti" : "TaxonomyFieldType", true, displayName, group, "ShowField=\"Term1033\"");
WireUpTaxonomyField(list, _field, termSet, multiValue);
_field.Update();
list.Context.ExecuteQuery();
return _field;
}
catch (Exception)
{
///If there is an exception the hidden field might be present
FieldCollection _fields = list.Fields;
list.Context.Load(_fields, fc => fc.Include(f => f.Id, f => f.InternalName));
list.Context.ExecuteQuery();
var _hiddenField = id.ToString().Replace("-", "");
var _field = _fields.FirstOrDefault(f => f.InternalName == _hiddenField);
if (_field != null)
{
_field.Hidden = false; // Cannot delete a hidden column
_field.Update();
_field.DeleteObject();
list.Context.ExecuteQuery();
}
throw;
}
}