public ParsedTopic(TopicPropertyCollection properties, TopicRevisionCollection topicLinks,
ExternalReferencesMap externalReferences)
{
_properties.AddRange(properties);
_topicLinks.AddRange(topicLinks);
_externalReferences.AddRange(externalReferences);
}
public bool HasProperty(string propertyName)
{
if (!_haveProperties)
{
_properties = Federation.GetTopicProperties(TopicRevision);
_haveProperties = true;
}
if (_properties == null)
{
return false;
}
return _properties.Contains(propertyName);
}
private static void ParseSingleLineProperties(string text, TopicPropertyCollection properties)
{
Regex propertyPattern = new Regex(c_propertyPattern, RegexOptions.Multiline);
foreach (Match match in propertyPattern.Matches(text))
{
string name = match.Groups["name"].Value;
string rawValue = match.Groups["val"].Value.Trim();
TopicProperty topicProperty = null;
if (!properties.Contains(name))
{
topicProperty = new TopicProperty(name);
properties.Add(topicProperty);
}
else
{
topicProperty = properties[name];
}
TopicPropertyValue value = new TopicPropertyValue(rawValue);
topicProperty.Values.Add(value);
}
}
private static TopicPropertyCollection ParseProperties(string text)
{
TopicPropertyCollection properties = new TopicPropertyCollection();
ParseSingleLineProperties(text, properties);
ParseMultiLineProperties(text, properties);
return properties;
}
private static void ParseMultiLineProperties(string text, TopicPropertyCollection properties)
{
string[] lines = text.Split('\n');
Regex propertyPattern = s_multilinePropertyRegex;
bool inMultilineProperty = false;
string currentProperty = null;
string endDelimiter = null;
StringBuilder rawValueBuilder = new StringBuilder();
foreach (string line in lines)
{
if (inMultilineProperty)
{
if (endDelimiter != null && line.Trim() == endDelimiter)
{
inMultilineProperty = false;
TopicProperty property = new TopicProperty(currentProperty);
property.Values.Add(new TopicPropertyValue(rawValueBuilder.ToString()));
properties.Add(property);
}
else
{
rawValueBuilder.Append(line);
rawValueBuilder.Append("\n");
}
}
else
{
Match match = propertyPattern.Match(line);
if (match.Success)
{
inMultilineProperty = true;
currentProperty = match.Groups["name"].Value;
string delimiter = match.Groups["delim"].Value;
switch (delimiter)
{
case "[":
endDelimiter = "]";
break;
case "{":
endDelimiter = "}";
break;
default:
endDelimiter = null;
break;
}
string rawValue = match.Groups["val"].Value.Trim();
rawValueBuilder.Length = 0;
rawValueBuilder.Append(rawValue);
}
}
}
}
