public override TemplateParserPluginResult Parse(ITemplateParser templateParser, string template)
{
Contract.Requires<ArgumentNullException>(templateParser != null);
Contract.Requires<ArgumentException>(!string.IsNullOrEmpty(template));
Contract.Ensures(Contract.Result<TemplateParserPluginResult>() != null);
List<TemplateToken> templateTokens = new List<TemplateToken>();
List<NetworkEdgeType> unresolvedContext = new List<NetworkEdgeType>();
string resolvedText = null;
Match match = _wordRegex.Match(template);
if (match.Success)
{
string templateItemType = match.Groups[2].Value.ToLower();
string wordSample = null;
switch (templateItemType)
{
case "agent":
var agentNodes = templateParser.NetworkContext[NetworkEdgeType.Agent];
if (!agentNodes.Any())
{
unresolvedContext.Add(NetworkEdgeType.Agent);
break;
}
wordSample = GetContextNodeByIndex(match, 3, agentNodes).Name;
break;
case "recipient":
var recipientNodes = templateParser.NetworkContext[NetworkEdgeType.Recipient];
if (!recipientNodes.Any())
{
unresolvedContext.Add(NetworkEdgeType.Recipient);
break;
}
wordSample = GetContextNodeByIndex(match, 3, recipientNodes).Name;
break;
case "action":
var actionNodes = templateParser.NetworkContext[NetworkEdgeType.Action];
if (!actionNodes.Any())
{
unresolvedContext.Add(NetworkEdgeType.Action);
break;
}
wordSample = GetContextNodeByIndex(match, 3, actionNodes).Name;
break;
default:
throw new NotSupportedException();
}
if (!string.IsNullOrEmpty(wordSample))
{
resolvedText = templateParser.ReconcileWord(match.Groups[1].Value.Trim('~', ':'), wordSample);
templateTokens.Add(new TemplateToken(resolvedText, Lemmatize(templateParser.TextAnalyzer, wordSample), match.ToString()));
}
}
return new TemplateParserPluginResult(resolvedText, templateTokens, unresolvedContext);
}