private string ReplaceToken(Match match, Dictionary<string, Func<TokenMatch, string>> tokenHandlers, NamingConfig namingConfig)
{
var tokenMatch = new TokenMatch
{
RegexMatch = match,
Prefix = match.Groups["prefix"].Value,
Separator = match.Groups["separator"].Value,
Suffix = match.Groups["suffix"].Value,
Token = match.Groups["token"].Value,
CustomFormat = match.Groups["customFormat"].Value
};
if (tokenMatch.CustomFormat.IsNullOrWhiteSpace())
{
tokenMatch.CustomFormat = null;
}
var tokenHandler = tokenHandlers.GetValueOrDefault(tokenMatch.Token, m => string.Empty);
var replacementText = tokenHandler(tokenMatch).Trim();
if (tokenMatch.Token.All(t => !char.IsLetter(t) || char.IsLower(t)))
{
replacementText = replacementText.ToLower();
}
else if (tokenMatch.Token.All(t => !char.IsLetter(t) || char.IsUpper(t)))
{
replacementText = replacementText.ToUpper();
}
if (!tokenMatch.Separator.IsNullOrWhiteSpace())
{
replacementText = replacementText.Replace(" ", tokenMatch.Separator);
}
replacementText = CleanFileName(replacementText, namingConfig.ReplaceIllegalCharacters);
if (!replacementText.IsNullOrWhiteSpace())
{
replacementText = tokenMatch.Prefix + replacementText + tokenMatch.Suffix;
}
return replacementText;
}
private string ReplaceToken(Match match, Dictionary <string, Func <TokenMatch, string> > tokenHandlers, NamingConfig namingConfig, bool escape)
{
if (match.Groups["escaped"].Success)
{
if (escape)
{
return(match.Value);
}
else if (match.Value == "{{")
{
return("{");
}
else if (match.Value == "}}")
{
return("}");
}
}
var tokenMatch = new TokenMatch
{
RegexMatch = match,
Prefix = match.Groups["prefix"].Value,
Separator = match.Groups["separator"].Value,
Suffix = match.Groups["suffix"].Value,
Token = match.Groups["token"].Value,
CustomFormat = match.Groups["customFormat"].Value
};
if (tokenMatch.CustomFormat.IsNullOrWhiteSpace())
{
tokenMatch.CustomFormat = null;
}
var tokenHandler = tokenHandlers.GetValueOrDefault(tokenMatch.Token, m => string.Empty);
var replacementText = tokenHandler(tokenMatch);
if (replacementText == null)
{
// Preserve original token if handler returned null
return(match.Value);
}
replacementText = replacementText.Trim();
if (tokenMatch.Token.All(t => !char.IsLetter(t) || char.IsLower(t)))
{
replacementText = replacementText.ToLower();
}
else if (tokenMatch.Token.All(t => !char.IsLetter(t) || char.IsUpper(t)))
{
replacementText = replacementText.ToUpper();
}
if (!tokenMatch.Separator.IsNullOrWhiteSpace())
{
replacementText = replacementText.Replace(" ", tokenMatch.Separator);
}
replacementText = CleanFileName(replacementText, namingConfig.ReplaceIllegalCharacters);
if (!replacementText.IsNullOrWhiteSpace())
{
replacementText = tokenMatch.Prefix + replacementText + tokenMatch.Suffix;
}
if (escape)
{
replacementText = replacementText.Replace("{", "{{").Replace("}", "}}");
}
return(replacementText);
}