private static Field CreateTaxonomyFieldInternal(this List list, Guid id, string internalName, string displayName, string group, TaxonomyItem taxonomyItem, bool multiValue)
{
internalName.ValidateNotNullOrEmpty("internalName");
displayName.ValidateNotNullOrEmpty("displayName");
taxonomyItem.ValidateNotNullOrEmpty("taxonomyItem");
try
{
List <KeyValuePair <string, string> > additionalAttributes = new List <KeyValuePair <string, string> >();
additionalAttributes.Add(new KeyValuePair <string, string>("ShowField", "Term1033"));
FieldCreationInformation fieldCI = new FieldCreationInformation(multiValue ? "TaxonomyFieldTypeMulti" : "TaxonomyFieldType")
{
Id = id,
InternalName = internalName,
AddToDefaultView = true,
DisplayName = displayName,
Group = group,
AdditionalAttributes = additionalAttributes
};
var _field = list.CreateField(fieldCI);
WireUpTaxonomyFieldInternal(_field, taxonomyItem, 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;
}
}
/// <summary>
/// Sets the default value for a managed metadata field
/// </summary>
/// <param name="field">Field to be wired up</param>
/// <param name="taxonomyItem">Taxonomy TermSet or Term</param>
/// <param name="defaultValue">default value for the field</param>
public static void SetTaxonomyFieldDefaultValue(this Field field, TaxonomyItem taxonomyItem, string defaultValue)
{
if (string.IsNullOrEmpty(defaultValue))
{
throw new ArgumentException("defaultValue");
}
var clientContext = field.Context as ClientContext;
taxonomyItem.ValidateNotNullOrEmpty("taxonomyItem");
var anchorTerm = taxonomyItem as Term;
if (anchorTerm != default(Term) && !anchorTerm.IsPropertyAvailable("TermSet"))
{
clientContext.Load(anchorTerm.TermSet);
clientContext.ExecuteQueryRetry();
}
var termSet = taxonomyItem is Term ? anchorTerm.TermSet : taxonomyItem as TermSet;
if (termSet == default(TermSet))
{
throw new ArgumentException("Bound TaxonomyItem must be either a TermSet or a Term");
}
// set the SSP ID and Term Set ID on the taxonomy field
var taxField = clientContext.CastTo<TaxonomyField>(field);
if (!termSet.IsPropertyAvailable("Terms"))
{
clientContext.Load(termSet.Terms);
clientContext.ExecuteQueryRetry();
}
Term defaultValTerm = termSet.Terms.GetByName(defaultValue);
if (defaultValTerm != null)
{
clientContext.Load(defaultValTerm);
clientContext.ExecuteQueryRetry();
taxField.DefaultValue = string.Format("-1;#{0}{1}{2}", defaultValTerm.Name, TaxonomyGuidLabelDelimiter, defaultValTerm.Id);
taxField.Update();
clientContext.ExecuteQueryRetry();
}
}
/// <summary>
/// Wires up MMS field to the specified term set or term.
/// </summary>
/// <param name="field">Field to be wired up</param>
/// <param name="taxonomyItem">Taxonomy TermSet or Term</param>
/// <param name="multiValue">Allow multiple selection</param>
private static void WireUpTaxonomyFieldInternal(Field field, TaxonomyItem taxonomyItem, bool multiValue)
{
var clientContext = field.Context as ClientContext;
taxonomyItem.ValidateNotNullOrEmpty("taxonomyItem");
var anchorTerm = taxonomyItem as Term;
if (anchorTerm != default(Term) && !anchorTerm.IsPropertyAvailable("TermSet"))
{
clientContext.Load(anchorTerm.TermSet);
clientContext.ExecuteQueryRetry();
}
var termSet = taxonomyItem is Term ? anchorTerm.TermSet : taxonomyItem as TermSet;
if (termSet == default(TermSet))
throw new ArgumentException("Bound TaxonomyItem must be either a TermSet or a Term");
if (!termSet.IsPropertyAvailable("TermStore"))
{
clientContext.Load(termSet.TermStore);
clientContext.ExecuteQueryRetry();
}
// set the SSP ID and Term Set ID on the taxonomy field
var taxField = clientContext.CastTo<TaxonomyField>(field);
taxField.SspId = termSet.TermStore.Id;
taxField.TermSetId = termSet.Id;
if (anchorTerm != default(Term))
{
taxField.AnchorId = anchorTerm.Id;
}
taxField.AllowMultipleValues = multiValue;
taxField.Update();
clientContext.ExecuteQueryRetry();
}
/// <summary>
/// Sets the default value for a managed metadata field
/// </summary>
/// <param name="field">Field to be wired up</param>
/// <param name="taxonomyItem">Taxonomy TermSet or Term</param>
/// <param name="defaultValue">default value for the field</param>
public static void SetTaxonomyFieldDefaultValue(this Field field, TaxonomyItem taxonomyItem, string defaultValue)
{
if (string.IsNullOrEmpty(defaultValue))
{
throw new ArgumentException("defaultValue");
}
var clientContext = field.Context as ClientContext;
taxonomyItem.ValidateNotNullOrEmpty("taxonomyItem");
var anchorTerm = taxonomyItem as Term;
if (anchorTerm != default(Term) && !anchorTerm.IsPropertyAvailable("TermSet"))
{
clientContext.Load(anchorTerm.TermSet);
clientContext.ExecuteQueryRetry();
}
var termSet = taxonomyItem is Term ? anchorTerm.TermSet : taxonomyItem as TermSet;
if (termSet == default(TermSet))
{
throw new ArgumentException("Bound TaxonomyItem must be either a TermSet or a Term");
}
// set the SSP ID and Term Set ID on the taxonomy field
var taxField = clientContext.CastTo<TaxonomyField>(field);
if (!termSet.IsPropertyAvailable("Terms"))
{
clientContext.Load(termSet.Terms);
clientContext.ExecuteQueryRetry();
}
Term defaultValTerm = termSet.Terms.GetByName(defaultValue);
if (defaultValTerm != null)
{
clientContext.Load(defaultValTerm);
clientContext.ExecuteQueryRetry();
TaxonomyFieldValue taxValue = new TaxonomyFieldValue();
taxValue.WssId = -1;
taxValue.TermGuid = defaultValTerm.Id.ToString();
taxValue.Label = defaultValTerm.Name;
//get validate string
var validateValue = taxField.GetValidatedString(taxValue);
field.Context.ExecuteQueryRetry();
taxField.DefaultValue = validateValue.Value;
taxField.Update();
clientContext.ExecuteQueryRetry();
}
}
private static Field CreateTaxonomyFieldInternal(this Web web, Guid id, string internalName, string displayName, string group, TaxonomyItem taxonomyItem, bool multiValue)
{
internalName.ValidateNotNullOrEmpty("internalName");
displayName.ValidateNotNullOrEmpty("displayName");
taxonomyItem.ValidateNotNullOrEmpty("taxonomyItem");
try
{
List<KeyValuePair<string, string>> additionalAttributes = new List<KeyValuePair<string, string>>();
additionalAttributes.Add(new KeyValuePair<string, string>("ShowField", "Term1033"));
FieldCreationInformation fieldCI = new FieldCreationInformation(multiValue ? "TaxonomyFieldTypeMulti" : "TaxonomyFieldType")
{
Id = id,
InternalName = internalName,
AddToDefaultView = true,
DisplayName = displayName,
Group = group,
AdditionalAttributes = additionalAttributes
};
var _field = web.CreateField(fieldCI);
WireUpTaxonomyFieldInternal(_field, taxonomyItem, 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;
}
}
