/// <summary>Determines if the rule can process the context.</summary>
/// <param name="context">The context to check.</param>
/// <returns><see langword="true"/> if the rule applies.</returns>
protected override bool CanProcessCore(TextSubstitutionContext context)
{
EnsureCacheInitialized(context.Options);
//See if the context exists as a member
m_member = FindMember(context.Text);
return(m_member != null);
}
/// <summary>Processes the current context and returns the new text.</summary>
/// <param name="context">The context to check.</param>
/// <returns>The updated text.</returns>
protected override string ProcessCore(TextSubstitutionContext context)
{
EnsureCacheInitialized(context.Options);
//Just in case somebody calls Process directly we'll ignore the request
m_member = m_member ?? FindMember(context.Text);
if (m_member == null)
{
return(null);
}
//Get the string value
return(GetMemberValue(m_member));
}
/// <summary>Called to process delimited text.</summary>
/// <param name="context">The processing context.</param>
/// <param name="tokenInfo">The token being processed.</param>
/// <remarks>
/// The default implementation returns the replacement obj from the corresponding substitution rule.
/// </remarks>
protected virtual void OnProcessDelimitedText(TextSubstitutionProcessContext context, TextTokenInfo tokenInfo)
{
//Process the template and output whatever results
var subContext = new TextSubstitutionContext(context.Options, tokenInfo.OriginalText);
//Find the applicable rule
var rule = (from r in Rules
where r.CanProcess(subContext)
select r).FirstOrDefault();
//Get the new text
var text = (rule != null) ? rule.Process(subContext) : OnHandleRuleNotFound(context, tokenInfo);
//Output
if (!String.IsNullOrEmpty(text))
{
context.Output.Append(text);
}
}
/// <summary>Determines if a rule matches the context.</summary>
/// <param name="context">The context to check.</param>
/// <returns>The updated text.</returns>
protected override string ProcessCore(TextSubstitutionContext context)
{
return(ReplacementText);
}
/// <summary>Determines if the rule can process the context.</summary>
/// <param name="context">The context to check.</param>
/// <returns><see langword="true"/> if the rule applies.</returns>
protected override bool CanProcessCore(TextSubstitutionContext context)
{
return(String.Compare(context.Text, MatchingText, context.Options.Comparison) == 0);
}
/// <summary>Processes the current context and returns the new text.</summary> /// <param name="context">The context to check.</param> /// <returns>The updated text.</returns> protected abstract string ProcessCore(TextSubstitutionContext context);
/// <summary>Determines if the rule can process the context.</summary> /// <param name="context">The context to check.</param> /// <returns><see langword="true"/> if the rule applies.</returns> protected abstract bool CanProcessCore(TextSubstitutionContext context);
/// <summary>Processes the current context and returns the new text.</summary>
/// <param name="context">The context to check.</param>
/// <returns>The updated text.</returns>
public string Process(TextSubstitutionContext context)
{
return(ProcessCore(context));
}
/// <summary>Determines if the rule can process the context.</summary>
/// <param name="context">The context to check.</param>
/// <returns><see langword="true"/> if the rule applies.</returns>
public bool CanProcess(TextSubstitutionContext context)
{
return(CanProcessCore(context));
}
