/// <summary>
/// Get action associated with path and method<br/>
/// 获取路径和方法关联的Action函数<br/>
/// </summary>
public Func <IActionResult> Get(string path, string method)
{
// Search normal action
var key = Pair.Create(path, method);
if (Actions.TryGetValue(key, out var action))
{
return(action);
}
// Search regex action
// Matching from the lonest base path, for example:
// rules: "get/some/{id}", "get/{id}"
// "get/some/1" matches "get/some/{id}"
// "get/1" matches "get/{id}"
RegexActionsLock.EnterReadLock();
try
{
var nodes = RegexActions.Travel(path, false).Where(a => a.HasValue).Reverse();
foreach (var node in nodes)
{
foreach (var descriptor in node.Value)
{
// Check method first because all methods are using the same list
if (descriptor.Method != method)
{
continue;
}
// Match pattern, descriptors should be sorted by pattern length descennding
var match = descriptor.Regex.Match(path);
if (!match.Success)
{
continue;
}
// Set custom parameters to request
var request = HttpManager.CurrentContext.Request;
for (var i = 0; i < descriptor.Parameters.Count; ++i)
{
var name = descriptor.Parameters[i];
var value = match.Groups[i + 1].Value;
request.CustomParameters[name] = value;
}
return(descriptor.Action);
}
}
}
finally
{
RegexActionsLock.ExitReadLock();
}
return(null);
}
