public async Task <IActionResult> CreateURL([FromBody] URLShort url)
{
if (await _repo.URLExists(url))
{
var savedURL = await _repo.getURL(url.urlCode);
var urlReturns = _mapper.Map <URLForReturnDTO>(savedURL);
urlReturns.shortUrl = urlReturns.baseUrl + "/" + urlReturns.urlCode;
return(Ok(urlReturns));
}
if (url.urlCode.Length < 1)
{
url.urlCode = String.Format("{0:X}", url.originalURl.GetHashCode());
}
url.shortUrl = url.baseUrl + "/" + url.urlCode;
var userToCreate = _mapper.Map <URLShort>(url);
var createdURL = await _repo.CreateURL(userToCreate);
var urlToReturn = _mapper.Map <URLForReturnDTO>(createdURL);
urlToReturn.shortUrl = urlToReturn.baseUrl + "/" + urlToReturn.urlCode;
return(CreatedAtRoute("GetURL", new { Controller = "URL", urlCode = createdURL.urlCode }, urlToReturn));
}
public async Task <URLShort> CreateURL(URLShort url)
{
await _context.URLShort.AddAsync(url); //adding to database
await _context.SaveChangesAsync();
return(url);
}
public async Task <IActionResult> checkOriginalURL([FromBody] URLShort req)
{
var url = await _repo.checkOriginalURL(req.originalURl);
if (url?.originalURl.Length > 0)
{
return(Ok(url));
}
return(Ok(false));
}
public async Task <bool> URLExists(URLShort url)
{
var shortURL = await _context.URLShort.AnyAsync(x => x.urlCode == url.urlCode);
//AnyAsync return bool
if (shortURL)
{
return(true);
}
return(false);
}
protected override void OnActionExecuting(ActionExecutingContext filterContext)
{
base.OnActionExecuting(filterContext);
if (null != filterContext.Result)
{
return;
}
if (filterContext.ActionDescriptor.IsDefined(typeof(AllowAnonymousAttribute), true) || filterContext.ActionDescriptor.ControllerDescriptor.IsDefined(typeof(AllowAnonymousAttribute), true))
{
return;
}
#region 权限校验
if (CurrentUser.Name.ToLower() == "admin")
{
return;
}
if (!CurrentUser.Enable)
{
filterContext.Result = Redirect(Url.Action("PowerLimit", "Error", new { Msg = "您的帐户已被禁用，请联系管理员" }));
}
string URLShortConsole = URLShort.Replace("/Wechat/", "/MP/");
string URLFullConsole = URLFull.Replace("/Wechat/", "/MP/");
List <PowerActionInfo> CurrentPowerActions = PowerActionBLL.GetList(p =>
(p.Url.Contains(URLFull) || p.Url.Contains(URLFullConsole))
).ToList();
if (null == CurrentPowerActions || CurrentPowerActions.Count == 0)
{
filterContext.Result = Redirect(Url.Action("PowerLimit", "Error", new { Msg = "系统不知道有这样的操作权限" }));
return;
}
bool result = CurrentPowerActions.Any(a => PowerActionBLL.PowerCheck(a, CurrentUser));
if (!result)
{
filterContext.Result = Redirect(Url.Action("PowerLimit", "Error", new { Msg = "权限不足，用户已被禁止访问" }));
return;
}
#endregion
}
public HttpResponseMessage Post([FromBody] URLShort url)
{
try
{
using (TestesEntities entities = new TestesEntities())
{
//Faz uma solicitação ao bitly
WebRequest request = WebRequest.Create("http://api.bitly.com/v3/shorten");
XmlDocument xmlDoc = new XmlDocument();
//passa os dados do usuário, a chave da API e a url original
byte[] data = Encoding.UTF8.GetBytes(string.Format("login={0}&apiKey={1}&longUrl={2}&format={3}",
"adler74",
"R_7ea37adab2cf402980a6cbd7a5761229",
System.Web.HttpUtility.UrlEncode(url.url),
"xml"));
request.Method = "POST";
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = data.Length;
using (Stream ds = request.GetRequestStream())
{
ds.Write(data, 0, data.Length);
}
//lê o arquivo XML obtido do servidor
using (WebResponse response = request.GetResponse())
{
using (StreamReader sr = new StreamReader(response.GetResponseStream()))
{
xmlDoc.LoadXml(sr.ReadToEnd());
}
}
// Extrai as informações do arquivo XML resposta obtido do servidor
string CodigoStatus = xmlDoc.GetElementsByTagName("status_code")[0].InnerText;
string TextoStatus = xmlDoc.GetElementsByTagName("status_txt")[0].InnerText;
string Data = xmlDoc.GetElementsByTagName("data")[0].InnerText;
if (CodigoStatus == "200")
{
string urlEncurtada = xmlDoc.GetElementsByTagName("url")[0].InnerText;
string urlOriginal = xmlDoc.GetElementsByTagName("long_url")[0].InnerText;
url.url = urlOriginal;
url.urlshort = urlEncurtada;
entities.URLShorts.Add(url);
entities.SaveChanges();
var message = Request.CreateResponse(HttpStatusCode.Created, url);
message.Headers.Location = new Uri(Request.RequestUri + url.urlshort.ToString());
return(message);
}
else
{
var message = Request.CreateErrorResponse(HttpStatusCode.BadRequest, TextoStatus);
return(message);
}
}
}
catch (Exception ex)
{
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, ex));
}
}
