/// <summary>
/// Create Site Columns using field xml declaration
/// </summary>
public static void CreateSiteColumns(ClientContext clientContext, string[] fieldXMLDefinations)
{
var fields = clientContext.Web.Fields;
foreach (string fieldXML in fieldXMLDefinations)
{
Regex matchGuid = new Regex("{\\S*}");
var match = matchGuid.Match(fieldXML);
if (match.Success)
{
var fieldID = new Guid(match.Value);
var field = CSOMUtil.GetFieldById(clientContext, fieldID);
// Check if the field exists
if (field == null)
{
clientContext.Web.Fields.AddFieldAsXml(fieldXML, true, AddFieldOptions.AddFieldInternalNameHint);
clientContext.ExecuteQuery();
}
}
}
}
/// <summary>
/// Remove Site Columns
/// </summary>
public static void RemoveSiteColumns(ClientContext clientContext, string[] fieldXMLDefinations)
{
var fields = clientContext.Web.Fields;
foreach (string fieldXML in fieldXMLDefinations)
{
Regex matchGuid = new Regex("{\\S*}");
var match = matchGuid.Match(fieldXML);
if (match.Success)
{
var fieldID = new Guid(match.Value);
var field = CSOMUtil.GetFieldById(clientContext, fieldID);
// Check if the field exists
// and can be deleted
if (field != null && field.CanBeDeleted)
{
field.DeleteObject();
clientContext.ExecuteQuery();
}
}
}
}
