public override IDataValidationResult <TKey> Deleting(TKey id, object arg, IDataValidationResults <TKey> validationResults)
{
IDataValidationResult <TKey> result = null;
TXPORole role = arg as TXPORole;
if (role != null)
{
int userCount = (int)role.Session.Evaluate(typeof(XpoDxUser),
CriteriaOperator.Parse("Count"),
CriteriaOperator.Parse("Roles[Id == ?]", role.ID));
if (userCount > 0)
{
result = new DataValidationResult <TKey>
{
ResultType = DataValidationResultType.Error,
ID = role.ID,
Message = String.Format("Role '{0}' cannot be deleted because there are users in this Role", role.Name)
}
}
;
}
if (result == null)
{
result = base.Deleting(id, arg, validationResults);
}
validationResults.Add(result);
return(result);
}
}
private static IDataValidationResults Validate(IDataValidationResults result, DataSet dataSet, int maxErrorRows, bool recursive)
{
foreach (var dataRow in dataSet)
{
if (maxErrorRows > 0 && result.Count >= maxErrorRows)
{
return(result);
}
var errors = dataRow.Validate();
if (errors != null && errors.Count > 0)
{
result = result.Add(new DataValidationResult(dataRow, errors));
}
if (recursive)
{
var childModels = dataSet.Model.ChildModels;
foreach (var childModel in childModels)
{
var childDataSet = dataRow[childModel];
result = Validate(result, childDataSet, maxErrorRows, recursive);
}
}
}
return(result);
}
public override IDataValidationResult <TKey> Deleting(TKey id, IDataValidationResults <TKey> validationResults, params object[] args)
{
if (args == null || args.Length == 0)
{
throw new ArgumentNullException("args[0] should contain reference to XPO entity");
}
IDataValidationResult <TKey> result = null;
TXPORole role = args[0] as TXPORole;
if (role != null)
{
int userCount = (int)role.Session.Evaluate(typeof(XpoDxUser),
CriteriaOperator.Parse("Count"),
CriteriaOperator.Parse("Roles[Id == ?]", role.ID));
if (userCount > 0)
{
result = new DataValidationResult <TKey>
{
ResultType = DataValidationResultType.Error,
ID = role.ID,
Message = String.Format("Role '{0}' cannot be deleted because there are users in this Role", role.Name)
}
}
;
}
if (result == null)
{
result = base.Deleting(id, validationResults, args);
}
validationResults.Add(result);
return(result);
}
}
public override IDataValidationResult <TKey> Updating(TModel model, IDataValidationResults <TKey> validationResults)
{
var result = new DataValidationResult <TKey>
{
ResultType = DataValidationResultType.Success,
ID = model.ID
};
validationResults.Add(result);
return(result);
}
public override IDataValidationResult <TKey> Inserted(TModel model, TXPOClass dbModel, IDataValidationResults <TKey> validationResults)
{
var result = new DataValidationResult <TKey>
{
ResultType = DataValidationResultType.Success,
ID = dbModel.ID
};
validationResults.Add(result);
return(result);
}
public override IDataValidationResult <TKey> Deleting(TKey id, object arg, IDataValidationResults <TKey> validationResults)
{
var result = new DataValidationResult <TKey>
{
ResultType = DataValidationResultType.Success,
ID = id
};
validationResults.Add(result);
return(result);
}
public override IDataValidationResult <TKey> Deleted(TKey id, TXPOClass dbModel, IDataValidationResults <TKey> validationResults)
{
var result = new DataValidationResult <TKey>
{
ResultType = DataValidationResultType.Success,
ID = id
};
validationResults.Add(result);
return(result);
}
/// <summary>
/// Parses JSON into <see cref="IDataValidationResults"/> object.
/// </summary>
/// <param name="jsonReader">The <see cref="JsonReader"/>.</param>
/// <param name="dataSet">The DataSet of validation.</param>
/// <returns>The <see cref="IDataValidationResults"/> object.</returns>
public static IDataValidationResults ParseDataValidationResults(this JsonReader jsonReader, DataSet dataSet)
{
IDataValidationResults results = DataValidationResults.Empty;
jsonReader.ExpectToken(JsonTokenKind.SquaredOpen);
if (jsonReader.PeekToken().Kind == JsonTokenKind.CurlyOpen)
{
results = results.Add(jsonReader.ParseDataValidationResult(dataSet));
while (jsonReader.PeekToken().Kind == JsonTokenKind.Comma)
{
jsonReader.ConsumeToken();
results = results.Add(jsonReader.ParseDataValidationResult(dataSet));
}
}
jsonReader.ExpectToken(JsonTokenKind.SquaredClose);
return(results);
}