public static bool EvalulateCondition(TemplatorParser parser, IDictionary <string, object> input, TextHolder holder, string condition, object eav)
{
var not = false;
if (condition != null && condition.StartsWith("!"))
{
not = true;
condition = condition.Substring(1, condition.Length - 1);
}
if (!condition.IsNullOrEmptyValue())
{
eav = GetInputValue(parser, condition, input);
eav = eav ?? parser.RequireValue(parser, GetHolder(input, condition, parser.Config));
}
var hasValue = eav == null || (parser.Config.EmptyAsNulls && eav.IsNullOrEmptyValue());
return(not == hasValue);
}
public static object GetValue(TemplatorParser parser, TextHolder holder, IDictionary <string, object> input, object defaultRet)
{
object value = null;
if (input != null && input.ContainsKey(holder.Name))
{
value = input[holder.Name];
}
if (value == null)
{
value = holder.Keywords.EmptyIfNull().Where(k => k.CalculateInput && k.OnGetValue != null)
.Aggregate((object)null, (current, k) => KeywordPostParse(parser, holder, current, k));
}
value = value ?? parser.RequireValue(parser, holder, defaultRet, input);
value = holder.Keywords.EmptyIfNull().Where(key => !key.CalculateInput && key.OnGetValue != null)
.Aggregate(value, (current, k) => KeywordPostParse(parser, holder, current, k));
if (parser.Context.ChildResultBefore.Length > 0 || parser.Context.ChildResultAfter.Length > 0)
{
value = String.Concat(parser.Context.ChildResultBefore, value, parser.Context.ChildResultAfter);
}
var logger = parser.Context.ChildLogger as TemplatorLogger;
if (logger != null)
{
foreach (var en in logger.Errors)
{
parser.Context.Logger?.LogError(en.FileName, en.Line, en.Column, en.EndLineNumber, en.EndColumnNumber, en.Message);
}
}
if (null == value)
{
if (defaultRet != null)
{
value = defaultRet;
}
else
{
parser.LogError("'{0}' is required", holder.Name);
}
}
return(value);
}
public static object GetUnformmatedValue(TemplatorParser parser, string fieldName, IDictionary <string, object> input, int seekUp = 0, bool requireInput = true)
{
var value = GetInputValue(parser, fieldName, input, null, seekUp);
var subHolder = GetHolder(input, fieldName, parser.Config, false);
if (value == null)
{
if (subHolder != null)
{
value = subHolder.Keywords.EmptyIfNull().Where(k => k.CalculateInput && k.OnGetValue != null)
.Aggregate((object)null, (current, k) => KeywordPostParse(parser, subHolder, current, k));
}
if (requireInput)
{
value = value ?? parser.RequireValue(parser, subHolder ?? new TextHolder(fieldName), null, input);
}
}
if (subHolder != null)
{
value = subHolder.Keywords.EmptyIfNull().Where(k => k.ManipulateInput && k.OnGetValue != null)
.Aggregate(value, (current, k) => KeywordPostParse(parser, subHolder, current, k));
}
return(value);
}