/// <summary>
/// Sets the cached subs key.
/// </summary>
/// <param name="ieToken">The ie token.</param>
/// <param name="key">The key.</param>
/// <param name="qsp">The QSP.</param>
private void SetCachedSubsKey(string ieToken, string key, QuestionSetProxy qsp)
{
cache.Add(key + "_subskey", new CFRunState { key = key, ieToken = ieToken, qsp = qsp }, new CacheItemPolicy { SlidingExpiration = new TimeSpan(0, 1, 0, 0) });
}
/// <summary>
/// Updates the cache QSP.
/// </summary>
/// <param name="qsp">The QSP.</param>
/// <param name="key">The key.</param>
private void UpdateCacheQSP(QuestionSetProxy qsp, string key)
{
if(KeyExists(key))
{
((CFRunState)cache[key + "_subskey"]).qsp = qsp;
}
}
/// <summary>
/// Renders the HTML.
/// </summary>
/// <param name="qsp">The QSP.</param>
/// <returns>System.String.</returns>
private string RenderHTML(QuestionSetProxy qsp)
{
StringBuilder sb = new StringBuilder();
sb.AppendLine("<!doctype html><html><head></head><body>");
sb.AppendLine("<h3>" + qsp.Preamble + "</h3>");
if (!qsp.Complete)
{
sb.AppendLine("<h3>" + qsp.QuestionHeader + "</h3>");
sb.AppendLine("<table>");
foreach (var q in qsp.questions)
{
sb.AppendLine(string.Format("<tr><td>{0} {1}</td><td id=\"{2}\"> ________ </td></tr>", q.Text, FormatQuestion(q),q.Reference));
}
sb.AppendLine("</table>");
}
else
{
sb.AppendLine("<h3>" + qsp.ResponseHeader + "</h3>");
sb.AppendLine("<table>");
foreach (var r in qsp.responses)
{
sb.AppendLine("<tr><td>" + r.Annotation + " " + r.MainText + "</td></tr>");
}
sb.AppendLine("</table>");
}
sb.AppendLine("</body></html>");
return sb.ToString();
}
/// <summary>
/// Renders the text.
/// </summary>
/// <param name="qsp">The QSP.</param>
/// <returns>System.String.</returns>
private string RenderText(QuestionSetProxy qsp)
{
StringBuilder sb = new StringBuilder();
sb.AppendLine(qsp.Preamble);
if (!qsp.Complete)
{
sb.AppendLine(qsp.QuestionHeader);
foreach (var q in qsp.questions)
{
sb.AppendLine(q.Text + " " + FormatQuestion(q));
}
}
else
{
sb.AppendLine(qsp.ResponseHeader);
foreach (var r in qsp.responses)
{
sb.AppendLine(r.Annotation + " " + r.MainText);
}
}
return sb.ToString();
}
/// <summary>
/// Parses the response body.
/// </summary>
/// <param name="body">The body.</param>
/// <param name="oldQsp">The old QSP.</param>
/// <param name="html">if set to <c>true</c> [HTML].</param>
/// <returns>QuestionSetProxy.</returns>
/// <exception cref="System.NotImplementedException"></exception>
private QuestionSetProxy ParseResponseBody(string body, QuestionSetProxy oldQsp, bool html)
{
if (html)//in this case we will rely on the id being returned
{
var doc = new HtmlDocument();
doc.LoadHtml(body);
if (doc.DocumentNode.SelectNodes("//td[@id]") == null)
return oldQsp; // not correctly formed
foreach (HtmlNode reference in doc.DocumentNode.SelectNodes("//td[@id]"))
{
var id = reference.Attributes["id"].Value;
var value = reference.InnerText;
value = value.Replace('_', ' ').Replace(" "," ").Trim();
foreach (var q in oldQsp.questions)
{
if (q.Reference == id)
{
switch (q.qtype)
{
case 0: //numeric
{
double res;
if (double.TryParse(value, out res))
{
if (res >= q.minval && res <= q.maxval)
q.DResponse = res;
}
}
break;
case 1: //categorical
{
int best = -1;
double nearest = double.MaxValue;
int index = 0;
foreach (string s in q.categories)
{
var p = Levenshtein.Distance(s.ToLower(), value.ToLower());
if (p < nearest)
{
best = index;
nearest = p;
}
index++;
}
q.SResponse = q.categories[best];
}
break;
case 2: //textual
q.SResponse = value;
break;
}
}
}
}
}
return oldQsp;
}
public async Task<ActionResult> DFRun(string backButton, string nextButton, QuestionSetProxy qsp)
{
if (ModelState.IsValid)
{
var client = new HttpClient();
var sub = Session["subs"] as Subs;
var queryString = HttpUtility.ParseQueryString(string.Empty);
queryString["subscription-key"] = sub.SubscriptionKey.ToString();
if (!string.IsNullOrEmpty(nextButton))
{
var uri = Settings.Default.QSetPath + "?" + queryString;
HttpResponseMessage response = await client.PostAsJsonAsync(uri, qsp);
if (response.Content != null)
{
if (response.IsSuccessStatusCode)
{
var responseString = await response.Content.ReadAsStringAsync();
QuestionSetProxy nqsp = JsonConvert.DeserializeObject<QuestionSetProxy>(responseString);
ModelState.Clear();
return View(nqsp);
}
else if ((int)response.StatusCode == 429)
{
ModelState.AddModelError("", "Rate limit exceeded - wait and try again or upgrade to Unlimited");
return View(qsp);
}
}
}
if (!string.IsNullOrEmpty(backButton))
{
var uri = Settings.Default.QSetPath + "/" + qsp.ieToken + "?" + queryString;
HttpResponseMessage response = await client.DeleteAsync(uri);
if (response.Content != null)
{
if (response.IsSuccessStatusCode)
{
var responseString = await response.Content.ReadAsStringAsync();
QuestionSetProxy nqsp = JsonConvert.DeserializeObject<QuestionSetProxy>(responseString);
ModelState.Clear();
return View(nqsp);
}
else if ((int)response.StatusCode == 429)
{
ModelState.AddModelError("", "Rate limit exceeded - wait and try again or upgrade to Unlimited");
return View(qsp);
}
}
}
}
return View();
}
public async Task<ActionResult> Index(string backButton, string nextButton, QuestionSetProxy qsp)
{
// Response.CacheControl = "no-cache";
var client = new HttpClient();
var queryString = HttpUtility.ParseQueryString(string.Empty);
queryString["subscription-key"] = GetCachedSubsKey(qsp.ieToken);
if (!string.IsNullOrEmpty(nextButton))
{
var uri = Settings.Default.APIM_path + "?" + queryString;
HttpResponseMessage response = await client.PostAsJsonAsync(uri, qsp);
if (response.Content != null)
{
if (response.IsSuccessStatusCode)
{
var responseString = await response.Content.ReadAsStringAsync();
QuestionSetProxy nqsp = JsonConvert.DeserializeObject<QuestionSetProxy>(responseString);
if (nqsp.Complete) //trigger push responses
{
var res = nqsp.values != null ? nqsp.values : new Dictionary<string,string>(); // get from response
var report = ToTextReport(res);
telemetry.TrackEvent(string.Format("Form completed {0}, {1}, {2}", usageMapId, subscriptionKey, report),res);
await DarlFormController.FireTheTriggers(res,report);
}
ModelState.Clear();
return View( nqsp);
}
else if ((int)response.StatusCode == 429)
{
ModelState.AddModelError("", "Rate limit exceeded - wait and try again or upgrade to Unlimited");
return View( qsp);
}
}
}
if (!string.IsNullOrEmpty(backButton))
{
var uri = Settings.Default.APIM_path + "/" + qsp.ieToken + "?" + queryString;
HttpResponseMessage response = await client.DeleteAsync(uri);
if (response.Content != null)
{
if (response.IsSuccessStatusCode)
{
var responseString = await response.Content.ReadAsStringAsync();
QuestionSetProxy nqsp = JsonConvert.DeserializeObject<QuestionSetProxy>(responseString);
ModelState.Clear();
return View(qsp);
}
else if ((int)response.StatusCode == 429)
{
ModelState.AddModelError("", "Rate limit exceeded - wait and try again or upgrade to Unlimited");
return View(qsp);
}
}
}
return View( "Error");
}
