public string GetXml()
{
if (Type == SPFieldType.Choice)
{
return string.Format(GetXmlTemplate(Type, TypeAsString), Id.ToString("B"), InternalName, DisplayName, Description, Group, ColumnChoices);
}
else
{
return string.Format(GetXmlTemplate(Type, TypeAsString), Id.ToString("B"), InternalName, DisplayName, Description, Group);
}
}
/// <summary>
/// Checks if a site column exists in a site and creates it if it doesn't exist.
/// </summary>
/// <param name="site">The site to check.</param>
/// <param name="columnDetail">The details of the site column.</param>
/// <param name="isNewColumn">A boolean that is set to true, if a new column is created; otherwise, it is set to false.</param>
/// <returns>A SPField object that references an existing or newly created site column.</returns>
public static SPField EnsureSiteColumn(this SPWeb site, ColumnDetails columnDetail, ref bool isNewColumn)
{
isNewColumn = false;
SPField column = null;
if (!site.Fields.ContainsField(columnDetail.InternalName))
{
site.Fields.AddFieldAsXml(columnDetail.GetXml());
column = site.Fields.GetFieldByInternalName(columnDetail.InternalName);
isNewColumn = true;
}
else
{
column = site.Fields.GetFieldByInternalName(columnDetail.InternalName);
}
return column;
}