public TEntity MapEntity(TEntity entity, ListItem item)
{
if (_args == null || entity == null || item == null)
{
return(entity);
}
foreach (var fieldMap in _args.FieldMappings)
{
PropertyInfo prop = entity.GetType().GetProperty(fieldMap.Key, BindingFlags.Public | BindingFlags.Instance);
if (null != prop)
{
if (item.FieldValues.ContainsKey(fieldMap.Value.Name))
{
object value = item[fieldMap.Value.Name];
if (!SetEntityLookup(prop.PropertyType, prop.GetValue(entity), value))
{
if (prop.CanWrite)
{
value = GetFieldValue(fieldMap.Value, prop.PropertyType, value);
value = SpConverter.ConvertValue(value, prop.PropertyType);
prop.SetValue(entity, value);
}
}
}
}
FieldInfo field = entity.GetType().GetField(fieldMap.Key, BindingFlags.Public | BindingFlags.Instance);
if (null != field)
{
if (item.FieldValues.ContainsKey(fieldMap.Value.Name))
{
object value = item[fieldMap.Value.Name];
value = GetFieldValue(fieldMap.Value, field.FieldType, value);
value = SpConverter.ConvertValue(value, field.FieldType);
field.SetValue(entity, value);
}
}
}
if (_args.IncludeItemPermissions)
{
if (item.IsPropertyAvailable("EffectiveBasePermissions"))
{
if (entity is ListItemEntity)
{
(entity as ListItemEntity).EffectiveBasePermissions = item.EffectiveBasePermissions;
}
}
}
return(entity);
}
protected override void VisitBodyClauses(ObservableCollection <IBodyClause> bodyClauses, QueryModel queryModel)
{
//base.VisitBodyClauses(bodyClauses, queryModel);
if (_expression != null && _args != null)
{
if (_args != _expression.Args)
{
return;
}
var item = _expression.Item;
if (item != null)
{
StringBuilder sb = new StringBuilder();
bool isIdSet = false;
foreach (var orderClause in bodyClauses.OfType <OrderByClause>())
{
if (orderClause != null)
{
foreach (var ordering in orderClause.Orderings)
{
string sortFieldKey = (ordering.Expression as MemberExpression).Member.Name;
if (_args.FieldMappings.ContainsKey(sortFieldKey))
{
var fieldMap = _args.FieldMappings[sortFieldKey];
if (fieldMap.Sortable == false)
{
continue;
}
object value = item[fieldMap.Name];
if (fieldMap.DataType == FieldType.MultiChoice)
{
continue;
}
else if (fieldMap is ChoiceFieldAttribute && (fieldMap as ChoiceFieldAttribute).IsMultiple)
{
continue;
}
else if (fieldMap is NoteFieldAttribute)
{
continue;
}
if (value is DateTime)
{
value = Convert.ToDateTime(value).ToUniversalTime().ToString("yyyyMMdd HH:mm:ss");
}
else if (value is FieldLookupValue)
{
value = (value as FieldLookupValue).LookupValue;
}
else if (value is ICollection <FieldLookupValue> )
{
continue;
}
else if (value is FieldUrlValue)
{
value = string.IsNullOrEmpty((value as FieldUrlValue).Description)
? (value as FieldUrlValue).Url
: (value as FieldUrlValue).Description;
}
else if (value is bool)
{
value = Convert.ToBoolean(value) == true ? 1 : 0;
}
else
{
if (value != null && value.GetType().IsArray)
{
continue;
}
value = SpConverter.ConvertValue(value, typeof(string));
}
if (sb.Length > 0)
{
sb.Append("&");
}
sb.Append($"p_{fieldMap.Name}={HttpUtility.UrlKeyValueEncode(Convert.ToString(value))}");
if (fieldMap.Name == "ID")
{
isIdSet = true;
}
}
}
}
}
if (!isIdSet)
{
if (sb.Length > 0)
{
sb.Append("&");
}
sb.Append($"p_ID={item.Id}");
}
PagingInfo = _expression.IsPrev ? $"Paged=TRUE&PagedPrev=TRUE&{sb.ToString()}" : $"Paged=TRUE&{sb.ToString()}";
}
}
}
private static object GetFieldValue(FieldAttribute fieldAttr, Type valueType, object value)
{
if (value != null)
{
if (fieldAttr.DataType == FieldType.Choice || fieldAttr.DataType == FieldType.MultiChoice)
{
value = EnumExtensions.ParseChoiceValue(valueType, value.ToString());
}
else if (fieldAttr.DataType == FieldType.Lookup && (typeof(LookupFieldAttribute).IsAssignableFrom(fieldAttr.GetType()) || fieldAttr.GetType().IsSubclassOf(typeof(LookupFieldAttribute))))
{
var lookupFieldMap = fieldAttr as LookupFieldAttribute;
if (lookupFieldMap.Result == LookupItemResult.None)
{
return(value);
}
if (value is FieldLookupValue)
{
if (!typeof(FieldLookupValue).IsAssignableFrom(valueType) && !valueType.IsSubclassOf(typeof(FieldLookupValue)))
{
value = lookupFieldMap.Result == LookupItemResult.Id
? (object)(value as FieldLookupValue).LookupId
: (value as FieldLookupValue).LookupValue;
if (valueType.IsArray)
{
var elType = (valueType.GetElementType()
?? valueType.GenericTypeArguments.FirstOrDefault())
?? typeof(object);
value = new[] { SpConverter.ConvertValue(value, elType) }.ToArray(elType);
}
}
}
else if (value is FieldLookupValue[])
{
if (!lookupFieldMap.IsMultiple)
{
var lookupValue = (value as FieldLookupValue[]).FirstOrDefault();
if (lookupValue != null)
{
if (!typeof(FieldLookupValue).IsAssignableFrom(valueType) && !valueType.IsSubclassOf(typeof(FieldLookupValue)))
{
value = lookupFieldMap.Result == LookupItemResult.Id ? (object)lookupValue.LookupId : lookupValue.LookupValue;
}
else
{
value = lookupValue;
}
}
else
{
value = null;
}
}
else
{
var elType = (valueType.GetElementType()
?? valueType.GenericTypeArguments.FirstOrDefault())
?? typeof(object);
if (!typeof(FieldLookupValue).IsAssignableFrom(elType) && !elType.IsSubclassOf(typeof(FieldLookupValue)))
{
var result = lookupFieldMap.Result == LookupItemResult.Id
? (value as FieldLookupValue[]).Select(v => SpConverter.ConvertValue(v.LookupId, elType))
: (value as FieldLookupValue[]).Select(v => SpConverter.ConvertValue(v.LookupValue, elType));
if (valueType.IsArray)
{
value = result.ToArray(elType);
}
else
{
value = result.ToList(elType);
}
}
}
}
}
}
return(value);
}
public TEntity ToEntity(ListItem item)
{
var entity = new TEntity();
if (_args != null)
{
if (item != null)
{
foreach (var fieldMap in _args.FieldMappings)
{
PropertyInfo prop = entity.GetType().GetProperty(fieldMap.Key, BindingFlags.Public | BindingFlags.Instance);
if (null != prop)
{
if (prop.CustomAttributes.Any(att => att.AttributeType == typeof(RemovedFieldAttribute)))
{
continue;
}
if (fieldMap.Value.Name == "ID" && item.IsPropertyAvailable("Id"))
{
if (prop.CanWrite)
{
prop.SetValue(entity, SpConverter.ConvertValue(item.Id, prop.PropertyType));
}
continue;
}
if (item.FieldValues.ContainsKey(fieldMap.Value.Name))
{
object value = item[fieldMap.Value.Name];
if (!SetEntityLookup(prop.PropertyType, prop.GetValue(entity), value))
{
if (typeof(IListItemEntity).IsAssignableFrom(prop.PropertyType))
{
continue;
}
if (!prop.CanWrite)
{
continue;
}
value = GetFieldValue(fieldMap.Value, prop.PropertyType, value);
value = SpConverter.ConvertValue(value, prop.PropertyType);
prop.SetValue(entity, value);
}
}
}
FieldInfo field = entity.GetType().GetField(fieldMap.Key, BindingFlags.Public | BindingFlags.Instance);
if (null != field)
{
if (field.CustomAttributes.Any(att => att.AttributeType == typeof(RemovedFieldAttribute)))
{
continue;
}
if (fieldMap.Value.Name == "ID" && item.IsPropertyAvailable("Id"))
{
field.SetValue(entity, SpConverter.ConvertValue(item.Id, field.FieldType));
continue;
}
if (item.FieldValues.ContainsKey(fieldMap.Value.Name))
{
object value = item[fieldMap.Value.Name];
value = GetFieldValue(fieldMap.Value, field.FieldType, value);
value = SpConverter.ConvertValue(value, field.FieldType);
field.SetValue(entity, value);
}
}
}
if (_args.IncludeItemPermissions)
{
if (item.IsPropertyAvailable("EffectiveBasePermissions"))
{
if (entity is ListItemEntity)
{
(entity as ListItemEntity).EffectiveBasePermissions = item.EffectiveBasePermissions;
}
}
}
if (typeof(ICustomMapping).IsAssignableFrom(entity.GetType()))
{
(entity as ICustomMapping).MapFrom(item);
}
}
foreach (var entitySet in GetEntitySets(entity))
{
if (entitySet != null && entitySet.SpQueryArgs != null)
{
entitySet.SpQueryArgs.Context = _args.Context;
}
}
}
return(entity);
}