public List <UrlSegment> CreateSegments()
{
var segments = new List <UrlSegment>();
foreach (var segment in UrlPattern.Split('/'))
{
if (segment.StartsWith("{") && segment.EndsWith("}"))
{
segments.Add(new UrlSegment {
Segment = segment.Replace("{", "").Replace("}", ""), IsVariable = true
});
}
else
{
segments.Add(new UrlSegment {
Segment = segment
});
}
}
return(segments);
}
private void ParseUrlPattern()
{
if (String.IsNullOrEmpty(UrlPattern) || String.IsNullOrWhiteSpace(UrlPattern))
{
SetInvalid("Url pattern is null, empty, or nothing but whitespace");
return;
}
if (UrlPattern[0] != '/')
{
SetInvalid("Url pattern must open with '/'");
return;
}
string[] matches = UrlPattern.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
if (matches == null || matches.Length == 0)
{
SillySegment rootSegment = new SillyHardCodedSegment();
Add(rootSegment);
return;
}
bool controllerSet = false, methodSet = false;
foreach (string match in matches)
{
if (String.Compare("/", match, true) == 0)
{
continue;
}
SillySegment segment = ProduceFromSegment(match);
if (segment == null)
{
SetInvalid("Cannot find a suitable match for Url segment '" + match + "'");
return;
}
if (segment.Type == SegmentTypes.Controller)
{
if (controllerSet)
{
SetInvalid("Cannot define multiple :controller segments in a Url pattern");
return;
}
controllerSet = true;
if (methodSet)
{
SetInvalid("Cannot define :method before :controller in a Url pattern");
return;
}
if (VarCount > 0)
{
SetInvalid("Cannot define {vars} before :controller in a Url pattern");
return;
}
}
if (segment.Type == SegmentTypes.Method)
{
if (methodSet)
{
SetInvalid("Cannot define multiple :method segments in a Url pattern");
return;
}
methodSet = true;
if (VarCount > 0)
{
SetInvalid("Cannot define {vars} before :method in a Url pattern");
return;
}
}
Add(segment);
}
}