public override bool Render(IInternalContextAdapter context, TextWriter writer)
{
bool result;
if (this.referenceType == ReferenceType.Runt)
{
char[] array = this.rootString.ToCharArray();
writer.Write(array, 0, array.Length);
result = true;
}
else
{
object obj = this.Execute(null, context);
if (this.escaped)
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.Append(this.escPrefix);
if (obj == null)
{
stringBuilder.Append("\\");
}
stringBuilder.Append(this.nullString);
char[] array = stringBuilder.ToString().ToCharArray();
writer.Write(array, 0, array.Length);
result = true;
}
else
{
EventCartridge eventCartridge = context.EventCartridge;
if (eventCartridge != null && this.referenceStack != null)
{
obj = eventCartridge.ReferenceInsert(this.referenceStack, this.nullString, obj);
}
if (obj == null)
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.Append(this.escPrefix);
stringBuilder.Append(this.escPrefix);
stringBuilder.Append(this.morePrefix);
stringBuilder.Append(this.nullString);
char[] array = stringBuilder.ToString().ToCharArray();
writer.Write(array, 0, array.Length);
if (this.referenceType != ReferenceType.Quiet && this.rsvc.GetBoolean("runtime.log.invalid.references", true))
{
this.rsvc.Warn(new ReferenceException("reference : template = " + context.CurrentTemplateName, this));
}
result = true;
}
else
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.Append(this.escPrefix);
stringBuilder.Append(this.morePrefix);
stringBuilder.Append(obj);
char[] array = stringBuilder.ToString().ToCharArray();
writer.Write(array, 0, array.Length);
result = true;
}
}
}
return(result);
}
/// <summary>
/// gets the value of the reference and outputs it to the
/// writer.
/// </summary>
/// <param name="context"> context of data to use in getting value </param>
/// <param name="writer"> writer to render to </param>
public override bool Render(IInternalContextAdapter context, TextWriter writer)
{
if (referenceType == ReferenceType.Runt)
{
writer.Write(rootString);
return(true);
}
Object value = Execute(null, context);
// if this reference is escaped (\$foo) then we want to do one of two things :
// 1) if this is a reference in the context, then we want to print $foo
// 2) if not, then \$foo (its considered shmoo, not VTL)
if (escaped)
{
StringBuilder b = new StringBuilder();
b.Append(escPrefix);
if (value == null)
{
b.Append("\\");
}
b.Append(nullString);
writer.Write(b);
return(true);
}
// the normal processing
// if we have an event cartridge, get a new value object
EventCartridge eventCartridge = context.EventCartridge;
if (eventCartridge != null && referenceStack != null)
{
value = eventCartridge.ReferenceInsert(referenceStack, nullString, value);
}
// if value is null...
if (value == null)
{
// write prefix twice, because it's shmoo, so the \ don't escape each other...
StringBuilder b = new StringBuilder();
b.Append(escPrefix);
b.Append(escPrefix);
b.Append(morePrefix);
b.Append(nullString);
writer.Write(b);
if (referenceType != ReferenceType.Quiet &&
runtimeServices.GetBoolean(RuntimeConstants.RUNTIME_LOG_REFERENCE_LOG_INVALID, true))
{
runtimeServices.Warn(
new ReferenceException(string.Format("reference : template = {0}", context.CurrentTemplateName), this));
}
return(true);
}
else
{
// non-null processing
StringBuilder b = new StringBuilder();
b.Append(escPrefix);
b.Append(morePrefix);
b.Append(value);
writer.Write(b);
return(true);
}
}
