public IDfmFencesBlockPathQueryOption ParsePathQueryString(string queryOrFragment, bool noCache = false)
{
if (string.IsNullOrEmpty(queryOrFragment))
{
return(null);
}
return(_pathQueryOptionCreaters.ParseQueryOrFragment(DfmFencesBlockPathQueryOptionParameters.Create(queryOrFragment), noCache));
}
public IDfmFencesBlockPathQueryOption ParseQueryOrFragment(DfmFencesBlockPathQueryOptionParameters parameters, bool noCache)
{
foreach (var creater in _pathQueryOptionCreaters)
{
var option = creater.ParseQueryOrFragment(parameters, noCache);
if (option != null)
{
return(option);
}
}
throw new NotSupportedException($"Unable to parse DfmFencesBlockPathQueryOptionParameters");
}
public static DfmFencesBlockPathQueryOptionParameters Create(string queryAndFragment)
{
var result = new DfmFencesBlockPathQueryOptionParameters();
if (string.IsNullOrEmpty(queryAndFragment))
{
return(result);
}
var queryOption = queryAndFragment.Remove(1);
var queryString = queryAndFragment.Substring(1);
int startLine, endLine;
if (queryOption == "#")
{
// check if line number representation
var match = _dfmFencesSharpQueryStringRegex.Match(queryString);
if (match.Success && int.TryParse(match.Groups["start"].Value, out startLine) && int.TryParse(match.Groups["end"].Value, out endLine))
{
result.LinePairs.Add(new Tuple <int?, int?>(startLine, endLine));
}
else
{
result.TagName = queryString;
}
}
else if (queryOption == "?")
{
var collection = HttpUtility.ParseQueryString(queryString);
result.TagName = collection[TagNameQueryStringKey];
result.HighlightLines = collection[HighlightLinesQueryStringKey];
var start = int.TryParse(collection[StartLineQueryStringKey], out startLine) ? startLine : (int?)null;
var end = int.TryParse(collection[EndLineQueryStringKey], out endLine) ? endLine: (int?)null;
var range = collection[RangeQueryStringKey];
if (collection[DedentQueryStringKey] != null)
{
if (int.TryParse(collection[DedentQueryStringKey], out int dedentTemp))
{
result.DedentLength = dedentTemp;
}
else
{
Logger.LogWarning($"Illegal dedent `{collection[DedentQueryStringKey]}` in query parameter `dedent`. Auto-dedent will be applied.");
}
}
if (range != null)
{
var regions = range.Split(RegionSeparatorInRangeQueryString);
if (regions != null)
{
foreach (var region in regions)
{
var match = _dfmFencesRangeQueryStringRegex.Match(region);
if (match.Success)
{
// consider region as `{startlinenumber}-{endlinenumber}`, in which {endlinenumber} is optional
result.LinePairs.Add(new Tuple <int?, int?>(
int.TryParse(match.Groups["start"].Value, out startLine) ? startLine : (int?)null,
int.TryParse(match.Groups["end"].Value, out endLine) ? endLine : (int?)null
));
}
else
{
// consider region as a sigine line number
var tempLine = int.TryParse(region, out int line) ? line : (int?)null;
result.LinePairs.Add(new Tuple <int?, int?>(tempLine, tempLine));
}
}
}
}
else if (start != null || end != null)
{
result.LinePairs.Add(new Tuple <int?, int?>(start, end));
}
}
return(result);
}