CustomValidator

CustomValidator.cs

namespace ISlayTitans.Cms.WebForms.Validators
{
    public class CustomValidator : FormCustomValidator
    {
        protected override bool EvaluateIsValid()
        {
            bool isValid = false;
 
            if (!String.IsNullOrEmpty(base.ControlToValidate))
            {
                Control control = this.FindControl(base.ControlToValidate);
                var fileUpload = control as FileUpload;
                if (fileUpload != null && fileUpload.HasFile)
                {
                    isValid = ValidateFile(fileUpload.PostedFile);
                }
            }
 
            return isValid;
        }
 
        // Custom function which calls the various stages of validation
        private bool ValidateFile(HttpPostedFile fileUploaded)
        {
            bool validMime = ValidateMimeType(fileUploaded);
            if (!validMime) return false;
 
            bool validSize = ValidateFileSize(fileUploaded);
            if (!validSize) return false;
 
            bool validUpload = ValidateRepeatUpload(fileUploaded);
            if (!validUpload) return false;
 
            return true;
        }
    }
}