slack subroute.io

subroute-slack.cs

using System;
using System.Net;
using Subroute.Common;
using System.Configuration;
using System.Linq;
using System.Collections.Generic;
using Newtonsoft.Json;
// Slack webhook example
namespace Subroute.Container
{
    public class RouteMethods : BaseController
	{
	    static RouteMethods()
	    {
	        GlobalConfiguration.RequestFormatters.Add(new PostFormatter());
	    }
	    
	    public RouteResponse Post(RouteRequest request)
		{
		    var settings_token = ConfigurationManager.AppSettings.Get("token");
		    var data = request.ReadBodyWithFormatter<Root>("post");
		    
		    if (!string.Equals(settings_token, data.token, StringComparison.InvariantCultureIgnoreCase))
		    {
		        throw new Exception("Invalid token");
		    }
		    
			return Json(HttpStatusCode.OK, new { text = data.ToString() });
		}

	    public RouteResponse Head(RouteRequest request)
	    {
	        return NoContent();
	    }
	}
	
	public class Root 
	{
	    public string token;
	    public string team_id;
	    public string team_domain;
	    public string chanel_id;
	    public string timestamp;
	    public string user_id;
	    public string user_name;
	    public string text;
	    public string trigger_word;
	    
	    public override string ToString()
	    {
	        return string.Format("At {0} {1} ({2}) wrote: `{3}`", timestamp, user_name, user_id, text);
	    }
	}
	
	// a rather crude way to parse post data
	public class PostFormatter : Subroute.Common.RequestFormatters.IRequestFormatter
    {
        public string Name { get{return "post";}}
        
        public object ReadRequestBody(Type bodyType, byte[] body)
        {
            var data = System.Text.Encoding.UTF8.GetString(body);
            
            var list = data.Split(new char[]{'\r', '\n', '&'}, StringSplitOptions.RemoveEmptyEntries);
            
            var dict = new Dictionary<string, string>();
            
            foreach (var item in list) 
            {
                var kvp = item.Split(new char[]{'='}, 2, StringSplitOptions.None);
                
                dict.Add(kvp[0], kvp[1]);
            }
            
            var json = JsonConvert.SerializeObject(dict);
            
            var obj = JsonConvert.DeserializeObject(json, bodyType);
            
            return obj;
        }
    }
}