private static bool ForEachParameter(IList <PathSegment> pathSegments, Func <ParameterSubsegment, bool> action)
{
for (int i = 0; i < pathSegments.Count; i++)
{
PathSegment segment = pathSegments[i];
if (!(segment is SeparatorPathSegment))
{
ContentPathSegment segment2 = segment as ContentPathSegment;
if (segment2 != null)
{
foreach (PathSubsegment subsegment in segment2.Subsegments)
{
if (!(subsegment is LiteralSubsegment))
{
ParameterSubsegment arg = subsegment as ParameterSubsegment;
if ((arg != null) && !action(arg))
{
return(false);
}
}
}
}
}
}
return(true);
}
private static bool IsParameterRequired(ParameterSubsegment parameterSubsegment, ParametersCollection defaultValues,
out object defaultValue)
{
if (parameterSubsegment.IsCatchAll)
{
defaultValue = null;
return(false);
}
return(!defaultValues.TryGetValue(parameterSubsegment.ParameterName, out defaultValue));
}
private static ParameterSubsegment GetParameterSubsegment(IList <PathSegment> pathSegments, string parameterName)
{
ParameterSubsegment foundParameterSubsegment = null;
ForEachParameter(pathSegments, delegate(ParameterSubsegment parameterSubsegment)
{
if (string.Equals(parameterName, parameterSubsegment.ParameterName, StringComparison.OrdinalIgnoreCase))
{
foundParameterSubsegment = parameterSubsegment;
return(false);
}
return(true);
});
return(foundParameterSubsegment);
}
private void MatchCatchAll(ContentPathSegment contentPathSegment, IEnumerable <string> remainingRequestSegments,
ParametersCollection defaultValues, ParametersCollection matchedValues)
{
object obj2;
string str = string.Join(string.Empty, remainingRequestSegments.ToArray <string>());
ParameterSubsegment subsegment = contentPathSegment.Subsegments[0] as ParameterSubsegment;
if (str.Length > 0)
{
obj2 = str;
}
else
{
defaultValues.TryGetValue(subsegment.ParameterName, out obj2);
}
matchedValues.Add(subsegment.ParameterName, obj2);
}
private static Exception ValidateUrlSegment(IList <PathSubsegment> pathSubsegments, List <string> usedParameterNames,
string pathSegment)
{
bool flag = false;
Type type = null;
foreach (PathSubsegment subsegment in pathSubsegments)
{
if ((type != null) && (type == subsegment.GetType()))
{
return(new ArgumentException(string.Format(ROUTE_CANNOT_HAVE_CONSECUTIVE_PARAMETERS, new object[0]), "routeUrl"));
}
type = subsegment.GetType();
if (!(subsegment is LiteralSubsegment))
{
ParameterSubsegment subsegment3 = subsegment as ParameterSubsegment;
if (subsegment3 != null)
{
string parameterName = subsegment3.ParameterName;
if (subsegment3.IsCatchAll)
{
flag = true;
}
if (!IsValidParameterName(parameterName))
{
return(new ArgumentException(string.Format(ROUTE_INVALID_PARAMETER_NAME, new object[] { parameterName }), "routeUrl"));
}
if (usedParameterNames.Contains(parameterName))
{
return(new ArgumentException(string.Format(ROUTE_REPEATED_PARAMETER, new object[] { parameterName }), "routeUrl"));
}
usedParameterNames.Add(parameterName);
}
}
}
if (flag && (pathSubsegments.Count != 1))
{
return(new ArgumentException(string.Format(ROUTE_CANNOT_HAVE_CATCH_ALL_IN_MULTI_SEGMENT, new object[0]), "routeUrl"));
}
return(null);
}
private bool MatchContentPathSegment(ContentPathSegment routeSegment, string requestPathSegment,
ParametersCollection defaultValues, ParametersCollection matchedValues)
{
if (string.IsNullOrEmpty(requestPathSegment))
{
if (routeSegment.Subsegments.Count <= 1)
{
object obj2;
ParameterSubsegment subsegment = routeSegment.Subsegments[0] as ParameterSubsegment;
if (subsegment == null)
{
return(false);
}
if (defaultValues.TryGetValue(subsegment.ParameterName, out obj2))
{
matchedValues.Add(subsegment.ParameterName, obj2);
return(true);
}
}
return(false);
}
int length = requestPathSegment.Length;
int num2 = routeSegment.Subsegments.Count - 1;
ParameterSubsegment subsegment2 = null;
LiteralSubsegment subsegment3 = null;
while (num2 >= 0)
{
int num3 = length;
ParameterSubsegment subsegment4 = routeSegment.Subsegments[num2] as ParameterSubsegment;
if (subsegment4 != null)
{
subsegment2 = subsegment4;
}
else
{
LiteralSubsegment subsegment5 = routeSegment.Subsegments[num2] as LiteralSubsegment;
if (subsegment5 != null)
{
subsegment3 = subsegment5;
int num4 = requestPathSegment.LastIndexOf(subsegment5.Literal, length - 1, StringComparison.OrdinalIgnoreCase);
if (num4 == -1)
{
return(false);
}
if ((num2 == (routeSegment.Subsegments.Count - 1)) &&
((num4 + subsegment5.Literal.Length) != requestPathSegment.Length))
{
return(false);
}
num3 = num4;
}
}
if ((subsegment2 != null) && (((subsegment3 != null) && (subsegment4 == null)) || (num2 == 0)))
{
int num5;
int num6;
if (subsegment3 == null)
{
if (num2 == 0)
{
num5 = 0;
}
else
{
num5 = num3 + subsegment3.Literal.Length;
}
num6 = length;
}
else if ((num2 == 0) && (subsegment4 != null))
{
num5 = 0;
num6 = length;
}
else
{
num5 = num3 + subsegment3.Literal.Length;
num6 = length - num5;
}
string str = requestPathSegment.Substring(num5, num6);
if (string.IsNullOrEmpty(str))
{
return(false);
}
matchedValues.Add(subsegment2.ParameterName, str);
subsegment2 = null;
subsegment3 = null;
}
length = num3;
num2--;
}
if (length != 0)
{
return(routeSegment.Subsegments[0] is ParameterSubsegment);
}
return(true);
}
public BoundUrl Bind(ParametersCollection currentValues, ParametersCollection values,
ParametersCollection defaultValues, ParametersCollection constraints)
{
if (currentValues == null)
{
currentValues = new ParametersCollection();
}
if (values == null)
{
values = new ParametersCollection();
}
if (defaultValues == null)
{
defaultValues = new ParametersCollection();
}
ParametersCollection acceptedValues = new ParametersCollection();
List <string> unusedNewValues = new List <string>(values.Keys);
ForEachParameter(this.PathSegments, delegate(ParameterSubsegment parameterSubsegment)
{
object obj2;
object obj3;
string parameterName = parameterSubsegment.ParameterName;
bool flag = values.TryGetValue(parameterName, out obj2);
if (flag)
{
unusedNewValues.Remove(parameterName);
}
bool flag22 = currentValues.TryGetValue(parameterName, out obj3);
if ((flag && flag22) && !RoutePartsEqual(obj3, obj2))
{
return(false);
}
if (flag)
{
if (IsRoutePartNonEmpty(obj2))
{
acceptedValues.Add(parameterName, obj2);
}
}
else if (flag22)
{
acceptedValues.Add(parameterName, obj3);
}
return(true);
});
foreach (var pair in values)
{
if (IsRoutePartNonEmpty(pair.Value) && !acceptedValues.ContainsKey(pair.Key))
{
acceptedValues.Add(pair.Key, pair.Value);
}
}
foreach (var pair2 in currentValues)
{
string str = pair2.Key;
if (!acceptedValues.ContainsKey(str) && (GetParameterSubsegment(this.PathSegments, str) == null))
{
acceptedValues.Add(str, pair2.Value);
}
}
ForEachParameter(this.PathSegments, delegate(ParameterSubsegment parameterSubsegment)
{
object obj2;
if (!acceptedValues.ContainsKey(parameterSubsegment.ParameterName) &&
!IsParameterRequired(parameterSubsegment, defaultValues, out obj2))
{
acceptedValues.Add(parameterSubsegment.ParameterName, obj2);
}
return(true);
});
if (!ForEachParameter(this.PathSegments, delegate(ParameterSubsegment parameterSubsegment)
{
object obj2;
if (IsParameterRequired(parameterSubsegment, defaultValues, out obj2) &&
!acceptedValues.ContainsKey(parameterSubsegment.ParameterName))
{
return(false);
}
return(true);
}))
{
return(null);
}
ParametersCollection otherDefaultValues = new ParametersCollection(defaultValues);
ForEachParameter(this.PathSegments, delegate(ParameterSubsegment parameterSubsegment)
{
otherDefaultValues.Remove(parameterSubsegment.ParameterName);
return(true);
});
foreach (var pair3 in otherDefaultValues)
{
object obj2;
if (values.TryGetValue(pair3.Key, out obj2))
{
unusedNewValues.Remove(pair3.Key);
if (!RoutePartsEqual(obj2, pair3.Value))
{
return(null);
}
}
}
StringBuilder builder = new StringBuilder();
StringBuilder builder2 = new StringBuilder();
bool flag2 = false;
for (int i = 0; i < this.PathSegments.Count; i++)
{
PathSegment segment = this.PathSegments[i];
if (segment is SeparatorPathSegment)
{
if (flag2 && (builder2.Length > 0))
{
builder.Append(builder2.ToString());
builder2.Length = 0;
}
flag2 = false;
builder2.Append("/");
}
else
{
ContentPathSegment segment2 = segment as ContentPathSegment;
if (segment2 != null)
{
bool flag3 = false;
foreach (PathSubsegment subsegment2 in segment2.Subsegments)
{
LiteralSubsegment subsegment3 = subsegment2 as LiteralSubsegment;
if (subsegment3 != null)
{
flag2 = true;
builder2.Append(Uri.EscapeUriString(subsegment3.Literal));
}
else
{
ParameterSubsegment subsegment4 = subsegment2 as ParameterSubsegment;
if (subsegment4 != null)
{
object obj3;
object obj4;
if (flag2 && (builder2.Length > 0))
{
builder.Append(builder2.ToString());
builder2.Length = 0;
flag3 = true;
}
flag2 = false;
if (acceptedValues.TryGetValue(subsegment4.ParameterName, out obj3))
{
unusedNewValues.Remove(subsegment4.ParameterName);
}
defaultValues.TryGetValue(subsegment4.ParameterName, out obj4);
if (RoutePartsEqual(obj3, obj4))
{
builder2.Append(Uri.EscapeUriString(Convert.ToString(obj3, CultureInfo.InvariantCulture)));
continue;
}
if (builder2.Length > 0)
{
builder.Append(builder2.ToString());
builder2.Length = 0;
}
builder.Append(Uri.EscapeUriString(Convert.ToString(obj3, CultureInfo.InvariantCulture)));
flag3 = true;
}
}
}
if (flag3 && (builder2.Length > 0))
{
builder.Append(builder2.ToString());
builder2.Length = 0;
}
}
}
}
if (flag2 && (builder2.Length > 0))
{
builder.Append(builder2.ToString());
}
if (constraints != null)
{
foreach (var pair4 in constraints)
{
unusedNewValues.Remove(pair4.Key);
}
}
if (unusedNewValues.Count > 0)
{
bool flag5 = true;
foreach (string str2 in unusedNewValues)
{
object obj5;
if (acceptedValues.TryGetValue(str2, out obj5))
{
builder.Append(flag5 ? '?'
: '&');
flag5 = false;
builder.Append(Uri.EscapeDataString(str2));
builder.Append('=');
builder.Append(Uri.EscapeDataString(Convert.ToString(obj5, CultureInfo.InvariantCulture)));
}
}
}
return(new BoundUrl {
Url = builder.ToString(), Values = acceptedValues
});
}