private static bool HasValue(object pTarget, PropertyRequiredRuleArgs pArgs)
{
object value = ExtendedReflectionFns.GetPropertyValue(pTarget, pArgs.RequiredPropertyInfo);
if (value == null)
{
return(false);
}
if (value is string && ((string)value).Trim().Length == 0)
{
return(false);
}
if (value is BusinessBase && ((BusinessBase)value).IsNull)
{
return(false);
}
return(true);
/*
* if ( pArgs.MissingValue == null ) {
* return true; // value is non-null and test value is null
* } else {
* return !pArgs.MissingValue.Equals(value);
* }
*/
}
public static bool ObjectRequired(object target, RuleArgs e)
{
if (null == ExtendedReflectionFns.GetPropertyValue(target, e.PropertyName))
{
e.Description =
string.Format(Resources.StringRequiredRule, e.DisplayPropertyName);
return(false);
}
return(true);
}
public static bool StringRequired(object target, RuleArgs e)
{
string value = (string)ExtendedReflectionFns.GetPropertyValue(target, e.PropertyName);
if (string.IsNullOrEmpty(value))
{
e.Description =
string.Format(Resources.StringRequiredRule, e.DisplayPropertyName);
return(false);
}
return(true);
}
public static bool StringMinLength(object target, RuleArgs e)
{
int min = ((MinMaxArgs <Int32>)e).MinValue;
string value = (string)ExtendedReflectionFns.GetPropertyValue(target, e.PropertyName);
if (String.IsNullOrEmpty(value) || (value.Trim().Length < min))
{
e.Description = String.Format(
Resources.StringMinLengthRule, e.DisplayPropertyName, min.ToString());
return(false);
}
return(true);
}
public static bool StringMaxLength(object target, RuleArgs e)
{
int max = (int)((MinMaxArgs <Int32>)e).MaxValue;
string value = (string)ExtendedReflectionFns.GetPropertyValue(target, e.PropertyName);
if (!String.IsNullOrEmpty(value) && (value.Length > max))
{
e.Description = String.Format(
Resources.StringMaxLengthRule, e.DisplayPropertyName, max.ToString());
return(false);
}
return(true);
}
/// <summary>Rule ensuring that a numeric value is not less than the specified minimum.</summary>
/// <typeparam name="T">Type of the property to validate.</typeparam>
/// <param name="target">Object containing value to validate.</param>
/// <param name="e">Arguments variable specifying the name of the property to validate,
/// along with the min allowed value.</param>
/// <remarks>
/// Converts the arguments to the target type, T, if it can and calls CompareTo.
/// <para>Heavily revised by IdeaBlade.</para>
/// </remarks>
public static bool MinValue <T>(object target, RuleArgs e)
{
T min = (T)((MinMaxArgs <T>)e).MinValue;
object value = ExtendedReflectionFns.GetPropertyValue(target, e.PropertyName);
bool result = Compare <T>(value, min) >= 0;
if (!result)
{
e.Description =
string.Format(Resources.MinValueRule, e.DisplayPropertyName, min.ToString());
return(false);
}
else
{
return(true);
}
}
public static bool MinMaxValue <T>(object target, RuleArgs e)
{
T min = ((MinMaxArgs <T>)e).MinValue;
T max = ((MinMaxArgs <T>)e).MaxValue;
object value = ExtendedReflectionFns.GetPropertyValue(target, e.PropertyName);
bool ok = true;
if (value != null)
{
ok = (Compare <T>(value, min) >= 0 && Compare <T>(value, max) <= 0);
}
if (ok)
{
return(true);
}
e.Description = String.Format(
Resources.BetweenRule, e.DisplayPropertyName, min.ToString(), max.ToString());
return(false);
}
public static bool IntegerMinMaxValue(object target, RuleArgs e)
{
long min = ((MinMaxArgs <Int64>)e).MinValue;
long max = ((MinMaxArgs <Int64>)e).MaxValue;
object value = ExtendedReflectionFns.GetPropertyValue(target, e.PropertyName);
bool ok = true;
if (value != null)
{
long testValue = Convert.ToInt64(value);
ok = (testValue >= min) && (testValue <= max);
}
if (ok)
{
return(true);
}
e.Description = String.Format(
Resources.BetweenRule, e.DisplayPropertyName, min.ToString(), max.ToString());
return(false);
}
/// <summary>Rule that check that value matches a given regex pattern.</summary>
/// <param name="target">Object containing the data to validate</param>
/// <param name="e">RegExRuleArgs parameter specifying the name of the
/// property to validate and the regex pattern.</param>
/// <returns>False if the rule is broken</returns>
/// <remarks>This implementation uses late binding.</remarks>
public static bool RegExMatch(object target, RuleArgs e)
{
RegExRuleArgs args = (RegExRuleArgs)e;
Regex rx = args.RegEx;
string value = (string)ExtendedReflectionFns.GetPropertyValue(target, args.PropertyName);
// Contra CSLA, rule does NOT fail if there is no entry;
// That test is the job of a "PropertyRequired" rule.
if (value == null || value.Trim() == String.Empty)
{
return(true);
}
if (!rx.IsMatch(value))
{
args.Description =
String.Format(args.MessageTemplate, args.DisplayPropertyName);
return(false);
}
else
{
return(true);
}
}
