Exemple #1
0
        private string GetFieldValue(SPField field, SPListItemVersion version)
        {
            string      fieldValue = string.Empty;
            SPFieldType fieldType  = field.Type;

            switch (fieldType)
            {
            case SPFieldType.Lookup:
                SPFieldLookup newField = (SPFieldLookup)field;
                fieldValue = newField.GetFieldValueAsText(version[field.StaticName]);
                break;

            case SPFieldType.User:
                SPFieldUser newUser = (SPFieldUser)field;
                fieldValue = newUser.GetFieldValueAsText(version[field.StaticName]);
                break;

            case SPFieldType.ModStat:
                SPFieldModStat modStat = (SPFieldModStat)field;
                fieldValue = modStat.GetFieldValueAsText(version[field.StaticName]);
                break;

            case SPFieldType.URL:
                SPFieldUrl urlField = (SPFieldUrl)field;
                fieldValue = urlField.GetFieldValueAsHtml(version[field.StaticName]);
                break;

            case SPFieldType.DateTime:
                SPFieldDateTime newDateField = (SPFieldDateTime)field;
                if (!string.IsNullOrEmpty(newDateField.GetFieldValueAsText(version[field.StaticName])))
                {
                    if (newDateField.DisplayFormat == SPDateTimeFieldFormatType.DateTime)
                    {
                        fieldValue = DateTime.Parse(newDateField.GetFieldValueAsText(version[field.StaticName])).ToString();
                    }
                    else
                    {
                        fieldValue = DateTime.Parse(newDateField.GetFieldValueAsText(version[field.StaticName])).ToShortDateString();
                    }
                }
                break;

            case SPFieldType.Invalid:

                // http://sharepointnadeem.blogspot.com/2013/09/sharepoint-spfieldtype-is-invalid-for.html
                if (field.TypeAsString.Equals("TaxonomyFieldType") || field.TypeAsString.Equals("TaxonomyFieldTypeMulti"))
                {
                    TaxonomyField taxonomyField = field as TaxonomyField;
                    fieldValue = taxonomyField.GetFieldValueAsText(version[field.StaticName]);
                }
                else
                {
                    fieldValue = version[field.StaticName].ToString();
                }
                break;

            default:
                fieldValue = version[field.StaticName].ToString();
                break;
            }

            return(fieldValue);
        }