public async Task <ActionResult> Redirection(string shortUrl)
{
ShortLinkResponse slresponse = new ShortLinkResponse();
slresponse.OperationSucceded = false;
if (!string.IsNullOrEmpty(shortUrl))
{
var guestguid = CookieManager.TryAddCookie("VisitorNumber");
shortUrl = Server.HtmlEncode(shortUrl);
WebAPIManager wamgr = new WebAPIManager();
string webapiaddress = ConfigurationManager.AppSettings["WebAPISite"];
slresponse = await wamgr.GetAsync(String.Format("{0}{1}/{2}", webapiaddress, shortUrl, guestguid));
}
if (slresponse.OperationSucceded)
{
return(Redirect(slresponse.Link));
}
else
{
return(View("Index"));
}
}
public ShortLinkResponse Post([FromBody] ShortLinkRequest slrequest)
{
LinkManager urlManager = new LinkManager();
ShortLinkResponse ro = new ShortLinkResponse();
ro = urlManager.AddShortLink(slrequest);
return(ro);
}
public ShortLinkResponse Get(string key, string guestguid)
{
ShortLinkResponse ro = new ShortLinkResponse();
LinkManager urlManager = new LinkManager();
ro = urlManager.GetUrl(key, guestguid);
return(ro);
}
public ShortLinkResponse AggiungiLink([FromBody] ShortLinkRequest slrequest)
{
//ShortLinkRequest slrequest = JsonConvert.DeserializeObject<ShortLinkRequest>(data);
LinkManager urlManager = new LinkManager();
ShortLinkResponse ro = new ShortLinkResponse();
ro = urlManager.AddShortLink(slrequest);
//return ro;
var response = new HttpResponseMessage(HttpStatusCode.Created)
{
Content = new StringContent(JsonConvert.SerializeObject(ro))
};
return(ro);
}
public async Task <ShortLinkResponse> GetAsync(string uri)
{
string streamread = string.Empty;
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
request.AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate;
using (HttpWebResponse response = (HttpWebResponse)await request.GetResponseAsync())
using (Stream stream = response.GetResponseStream())
using (StreamReader reader = new StreamReader(stream))
{
streamread = reader.ReadToEnd();
}
ShortLinkResponse slr = JsonConvert.DeserializeObject <ShortLinkResponse>(streamread);
return(slr);
}
public ShortLinkResponse GetUrl(string ShortLinkKey, string guestGuid)
{
ShortLinkResponse ro = new ShortLinkResponse();
ro.ErrorMessage = string.Empty;
var url = unitOfWork.ShortLinkRepository.FindByProperty(l => l.Key.ToUpper() == ShortLinkKey.ToUpper());
if (url != null)
{
AddGuest(guestGuid);
AddVisit(url.Key, guestGuid);
ro.Link = url.Url;
ro.OperationSucceded = true;
}
else
{
ro.OperationSucceded = false;
ro.ErrorMessage = "ShortLink is Missing";
}
return(ro);
}
public ShortLinkResponse AddShortLink(ShortLinkRequest linkRequest)
{
ShortLinkResponse ro = new ShortLinkResponse();
ro.ErrorMessage = string.Empty;
string Url = linkRequest.Link;
if (!string.IsNullOrWhiteSpace(Url))
{
Url = Url.Trim().ToLower();
}
String cached = null;
cached = CacheManager.GetCached <String>(Url);
if (!String.IsNullOrWhiteSpace(cached))
{
ro.ShortLink = cached;
ro.OperationSucceded = true;
return(ro);
}
try
{
//var url = new Uri(Url);
UriBuilder uriBuilder = new UriBuilder(Url);
}
catch (Exception)
{
ro.OperationSucceded = false;
ro.ErrorMessage = "Invalid Link";
return(ro);
}
String newKey = null;
while (string.IsNullOrEmpty(newKey))
{
if (!unitOfWork.ShortLinkRepository.Exists(l => l.Url == Url))
{
newKey = Guid.NewGuid().ToString("N").Substring(0, ConfigManager.KeyLength).ToLower();
Data.Models.ShortLink link = new Data.Models.ShortLink();
link.Key = newKey;
link.Url = Url;
link.DateCreated = DateTime.Now;
try
{
unitOfWork.ShortLinkRepository.Insert(link);
unitOfWork.Save();
}
catch (Exception)
{
ro.OperationSucceded = false;
ro.ErrorMessage = "Error insert link in database";
}
}
else
{
var lnks = unitOfWork.ShortLinkRepository.Get(l => l.Url == Url);
newKey = lnks.FirstOrDefault().Key;
}
}
CacheManager.TryAddToCache <String>(Url, newKey);
AddGuest(linkRequest.GuestGuid);
AddVisit(newKey, linkRequest.GuestGuid);
ro.ShortLink = newKey;
ro.OperationSucceded = true;
return(ro);
}
