private static void Initalize(SPItemEventDataCollection afterProperties, ITrainingCourseRepository repository, SPWeb web, out string title, out string code, out DateTime enrollmentDate, out DateTime startDate, out DateTime endDate, out float cost)
{
title = ((string)afterProperties[repository.GetFieldName(new Guid(Fields.Title), web)]).Trim();
code = ((string)afterProperties[repository.GetFieldName(new Guid(Fields.TrainingCourseCode), web)]).Trim();
enrollmentDate = Convert.ToDateTime(afterProperties[repository.GetFieldName(new Guid(Fields.TrainingCourseEnrollmentDate), web)]).ToUniversalTime();;
startDate = Convert.ToDateTime(afterProperties[repository.GetFieldName(new Guid(Fields.TrainingCourseStartDate), web)]).ToUniversalTime();;
endDate = Convert.ToDateTime(afterProperties[repository.GetFieldName(new Guid(Fields.TrainingCourseEndDate), web)]).ToUniversalTime();
cost = Convert.ToSingle(afterProperties[repository.GetFieldName(new Guid(Fields.TrainingCourseCost), web)]);
afterProperties[repository.GetFieldName(new Guid(Fields.Title), web)] = title;
afterProperties[repository.GetFieldName(new Guid(Fields.TrainingCourseCode), web)] = code;
}
public override void ItemUpdating(SPItemEventProperties properties)
{
bool isValid = true;
StringBuilder errorMessage = new StringBuilder();
string title = string.Empty;
string code = string.Empty;
DateTime enrollmentDate = DateTime.MinValue;
DateTime startDate = DateTime.MinValue;
DateTime endDate = DateTime.MinValue;
float cost = 0;
using (SPWeb web = properties.OpenWeb())
{
ITrainingCourseRepository repository = ServiceLocator.GetInstance().Get <ITrainingCourseRepository>();
Initalize(properties.AfterProperties, repository, web, out title, out code, out enrollmentDate, out startDate, out endDate, out cost);
if (properties.ListItem[repository.GetFieldName(new Guid(Fields.TrainingCourseCode), web)].ToString() != code)
{
if (ValidateCourseCodeExists(repository, code, errorMessage, web))
{
isValid = false;
}
}
}
isValid = isValid & ValidateCourseCode(code, errorMessage);
isValid = isValid & ValidateStartDate(enrollmentDate, startDate, errorMessage);
isValid = isValid & ValidateEndDate(startDate, endDate, errorMessage);
isValid = isValid & ValidateCourseCost(cost, errorMessage);
//if any of the rules fail, set an error message and set the
//Cancel property to true to instruct SharePoint to redirect to
//standard error page.
if (!isValid)
{
properties.ErrorMessage = errorMessage.ToString();
properties.Cancel = true;
}
}