/// <summary>
/// Traite une requête HTTP.
/// </summary>
/// <param name="context">Context HTTP de la requête.</param>
public void ProcessRequest(HttpContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
Context requestContext = new Context(context, null);
if (HtmlPageRenderer.IsCounterPage(requestContext.Content))
{
ProcessPageRequest(context, requestContext);
}
else if (HtmlPageRenderer.IsExportPage(requestContext.Content))
{
HtmlPageRenderer.SetHeaderCsv(context.Response);
HtmlPageHelper.ToCsv(
Analytics.Instance.GetDataBase(requestContext.ActionDataBase).HyperCube,
requestContext,
context.Response.Output);
}
else if (requestContext.Content != null)
{
ProcessContentRequest(context, requestContext);
}
else
{
// On ne sait pas traiter la requête
context.Response.StatusCode = 500;
}
}
/// <summary>
/// Crée un axe en HTML.
/// </summary>
/// <param name="hyperCube">Cube.</param>
/// <param name="context">Contexte.</param>
/// <param name="writer">Writer HTML.</param>
/// <param name="requestName">Nom de la requête.</param>
/// <param name="activeCounters">Compteurs actifs.</param>
/// <param name="odd">Parité.</param>
/// <param name="axis">Axe.</param>
/// <param name="criteria">Critères.</param>
/// <param name="cube">Cube.</param>
private static void CreateHtmlAxis(IHyperCube hyperCube, Context context, HtmlTextWriter writer, string requestName, Dictionary <string, string> activeCounters, bool odd, string axis, CounterCubeCriteria criteria, ICube cube)
{
writer.Write(HtmlPageRenderer.Indent);
writer.WriteLine("<tr " + (odd ? "class=\"odd\"" : string.Empty) + '>');
writer.Write(HtmlPageRenderer.Indent2);
writer.Write("<td class=\"monitoring\">");
Context localContext = context.Zoom(hyperCube.Name, axis);
writer.Write(HtmlPageRenderer.GetLink(localContext, axis, !axis.Equals(requestName)));
writer.WriteLine("</td>");
writer.Write(HtmlPageRenderer.Indent2);
writer.Write("<td class=\"monitoring\" align=\"right\">");
double total = cube.GetCounter(Analytics.ElapsedTime).GetValue(CounterStatType.Total);
writer.Write(Convert.ToString(total, CultureInfo.CurrentCulture));
writer.WriteLine("</td>");
writer.Write(HtmlPageRenderer.Indent2);
double avg = cube.GetCounter(Analytics.ElapsedTime).GetValue(CounterStatType.Avg);
writer.Write("<td class=\"monitoring\" align=\"right\" "
+ GetHtmlStyle(1000, 10000, avg) + '>');
writer.Write(string.Format(CultureInfo.CurrentCulture, "{0:0.##}", avg));
writer.WriteLine("</td>");
writer.Write(HtmlPageRenderer.Indent2);
writer.Write("<td class=\"monitoring\" align=\"right\">");
double hits = cube.GetCounter(Analytics.ElapsedTime).GetValue(CounterStatType.Hits);
writer.Write(Convert.ToString(hits, CultureInfo.CurrentCulture));
writer.WriteLine("</td>");
writer.Write(HtmlPageRenderer.Indent2);
PrintChartSparkLines(hyperCube, new CounterCubeCriteria(axis, TimeLevel.Minute), writer, localContext);
double midValue;
foreach (ICounterDefinition counterDefinition in hyperCube.AllDefinitions)
{
if (activeCounters.ContainsKey(counterDefinition.Code))
{
ICounter counter = hyperCube.GetCube(criteria.CreateCubeKey(context.EndDate)).GetCounter(counterDefinition.Code);
midValue = (counter != null) ? counter.GetValue(CounterStatType.Avg) : 0;
writer.Write(HtmlPageRenderer.Indent2);
writer.Write("<td class=\"monitoring\" align=\"right\" "
+ GetHtmlStyle(counterDefinition, midValue) + '>');
writer.Write(string.Format(CultureInfo.CurrentCulture, "{0:0.##}", midValue));
writer.WriteLine("</td>");
}
}
writer.Write(HtmlPageRenderer.Indent);
writer.WriteLine("</tr>");
}
/// <summary>
/// Réalise le rendu du résumé d'un hypercube.
/// </summary>
/// <param name="hyperCube">Hypercube à rendre.</param>
/// <param name="context">Context courant de la requête.</param>
/// <param name="writer">Writer HTML.</param>
internal static void ToSummary(IHyperCube hyperCube, Context context, HtmlTextWriter writer)
{
if (writer == null)
{
throw new ArgumentNullException("writer");
}
string requestName = context.GetRequestName(hyperCube.Name);
writer.WriteLine("<ul>");
writer.Write("<li>");
writer.WriteLine(HtmlPageRenderer.GetLink(context, "Rafraîchir", true));
writer.WriteLine("</li>");
if (hyperCube.IsResetable)
{
writer.Write("<li>");
writer.WriteLine(HtmlPageRenderer.GetLink(context.Reset(hyperCube.Name), "Remettre à zéro", true));
writer.WriteLine("</li>");
}
// Si on est sur une page locale on rend accès aux statistiques globales
if (requestName != null)
{
writer.Write("<li>");
writer.WriteLine(HtmlPageRenderer.GetLink(context.Zoom(null, null), "Statistiques globales", true));
writer.WriteLine("</li>");
}
writer.WriteLine("</ul>");
Context targetContext;
if (requestName == null)
{
writer.Write("<h2>Statistiques globales</h2>");
targetContext = context;
}
else
{
writer.Write("<h2>Statistiques pour ");
writer.Write(requestName);
writer.WriteLine("</h2>");
targetContext = context.Zoom(null, null);
}
ICube cube = hyperCube.GetCube(new CounterCubeCriteria(requestName, TimeLevel.Hour).CreateCubeKey(context.EndDate));
if (cube != null)
{
// On affiche les données relative au cube
bool link = requestName == null; // Si pas de request précisé on met les liens.
RenderCube(hyperCube, cube, writer, link, targetContext);
}
}
/// <summary>
/// Rend une statistique au format HTML.
/// </summary>
/// <param name="hyperCube">Hypercube contenant les données.</param>
/// <param name="writer">Writer HTML.</param>
/// <param name="counter">Compteur.</param>
/// <param name="counterDefinition">Définition du compteur.</param>
/// <param name="link">Indique si un lien doit être créé pour la selection des graphiques.</param>
/// <param name="context">Contexte courant de la requête.</param>
/// <param name="counterStatType">Type de statistique du compteur à rendre.</param>
private static void StatToHtml(IHyperCube hyperCube, HtmlTextWriter writer, ICounter counter, ICounterDefinition counterDefinition, bool link, Context context, CounterStatType counterStatType)
{
writer.Write(HtmlPageRenderer.Indent2);
writer.Write("<td class=\"monitoring\" align=\"right\" " + GetHtmlStyle(counterDefinition, counter.GetValue(counterStatType)) + '>');
writer.Write(string.Format(CultureInfo.CurrentCulture, "{0:0.##}", counter.GetValue(counterStatType)));
writer.WriteLine("</td>");
if (counter.HasInfo(counterStatType))
{
writer.Write(HtmlPageRenderer.Indent2);
writer.Write("<td class=\"monitoring\">");
writer.Write(HtmlPageRenderer.GetLink(context.Zoom(hyperCube.Name, counter.GetInfo(counterStatType)), counter.GetInfo(counterStatType), link));
writer.WriteLine("</td>");
}
}
/// <summary>
/// Rendu html des managers.
/// </summary>
/// <param name="context">Context courant.</param>
/// <param name="writer">Writer HTML.</param>
private static void RenderManagers(Context context, HtmlTextWriter writer)
{
// Rendu du reset global.
writer.Write("<div>");
writer.WriteLine("<ul>");
writer.Write("<li>");
writer.WriteLine(HtmlPageRenderer.GetLink(context.Reset("ALL"), "Tout remettre à zéro", true));
writer.WriteLine("</li>");
writer.WriteLine("</ul>");
writer.WriteLine("</div>");
writer.WriteLine("<div id=\"managers\">");
writer.WriteLine("</div>");
CurrentContext = context;
foreach (IManager manager in ManagerContainer.Instance.ManagerList)
{
writer.WriteLine("<div id=\"manager\">");
IManagerDescription description = manager.Description;
string name = (description != null) ? description.Name : manager.GetType().Name;
string image = (description != null) ? description.Image : "misc.png";
writer.WriteLine("<h1 style=\"background-image: url('?CONTENT=img_manager&MON_ID=" + image + "');\">");
writer.WriteLine(name);
writer.WriteLine("</h1>");
if (description != null)
{
writer.WriteLine("<div id=\"description\">");
// On ne passe pas le contexte opour ne pas créer une adhérence au niveau de l'API.
description.ToHtml(writer);
writer.WriteLine("</div>"); // description
}
writer.WriteLine("</div>"); // manager
writer.WriteLine("</td>");
}
writer.WriteLine("</div>");
}
/// <summary>
/// Traite un requête pour retourner un page de résultat.
/// </summary>
/// <param name="context">Contexte HTTP.</param>
/// <param name="requestContext">Contexte de la requête.</param>
private static void ProcessPageRequest(HttpContext context, Context requestContext)
{
TextWriter textWriter;
if (context == null)
{
textWriter = new StringWriter(CultureInfo.CurrentCulture);
}
else
{
textWriter = context.Response.Output;
}
using (HtmlTextWriter writer = new HtmlTextWriter(textWriter)) {
// Page HTML des compteurs
if (context != null)
{
HtmlPageRenderer.SetHeaderHtml(context.Response);
}
HtmlPageRenderer.HeadPage(writer);
if ("RESET".Equals(requestContext.Action))
{
Analytics.Instance.Reset(requestContext.ActionDataBase);
writer.WriteLine("Les compteurs ont été remis à zéro.<br/>");
HtmlPageRenderer.DoEnd(requestContext, writer);
}
else if (requestContext.Action != null && requestContext.ListenerClassName != null)
{
HtmlPageRenderer.DoEnd(requestContext, writer);
}
else
{
HtmlPageRenderer.CounterPage(requestContext, writer);
}
writer.WriteLine("<!--");
writer.WriteLine(AnalyticsHandler.AssemblyVersion);
writer.WriteLine("-->");
writer.WriteLine("</body></html>");
}
}
/// <summary>
/// Traite une requête pour du contenu attaché à la page.
/// </summary>
/// <param name="context">Contexte HTTP.</param>
/// <param name="requestContext">Contexte de la requête.</param>
private static void ProcessContentRequest(HttpContext context, Context requestContext)
{
if (requestContext.Content.Equals("img_manager"))
{
string mimeType = null;
IManagerDescription managerDescription = null;
foreach (IManager manager in ManagerContainer.Instance.ManagerList)
{
IManagerDescription description = manager.Description;
if (description != null && description.Image != null &&
description.Image.Equals(requestContext.Id))
{
managerDescription = description;
break;
}
}
if (managerDescription == null)
{
byte[] imageData = IR.Misc_png;
mimeType = "image/png";
context.Response.ContentType = mimeType;
context.Response.OutputStream.Write(imageData, 0, imageData.Length);
}
else
{
context.Response.ContentType = managerDescription.ImageMimeType;
byte[] img = managerDescription.ImageData;
context.Response.OutputStream.Write(img, 0, img.Length);
}
}
else if (requestContext.Content.Equals("sparklines.png"))
{
context.Response.ContentType = "image/png";
CounterDataBase counterDataBase = Analytics.Instance.GetDataBase(requestContext.Id);
HtmlPageRenderer.ToChart(counterDataBase.HyperCube, requestContext, context.Response.OutputStream);
}
else
{
throw new NotImplementedException();
}
}
/// <summary>
/// Réalise le rendu des labels.
/// </summary>
/// <param name="writer">Writer.</param>
/// <param name="hyperCube">Hypercube contenant les valeurs.</param>
/// <param name="context">Contexte de la requête.</param>
/// <param name="requestName">Element demandé.</param>
/// <returns>Liste des compteurs à rendre.</returns>
private static Dictionary <string, string> RenderLabels(TextWriter writer, IHyperCube hyperCube, Context context, string requestName)
{
bool renderToHtml = writer is HtmlTextWriter;
Dictionary <string, string> activeCounters = new Dictionary <string, string>();
ICube globalCube = hyperCube.GetCube(new CounterCubeCriteria(requestName, TimeLevel.Hour).CreateCubeKey(context.EndDate));
if (globalCube != null)
{
foreach (ICounterDefinition counterDefinition in hyperCube.AllDefinitions)
{
ICounter counter = globalCube.GetCounter(counterDefinition.Code);
if (counter != null && counter.GetValue(CounterStatType.Hits) > 0)
{
activeCounters.Add(counterDefinition.Code, counterDefinition.Code);
if (renderToHtml)
{
writer.Write(HtmlPageRenderer.Indent2);
writer.Write("<th>");
string newSort = counterDefinition.Code;
// Le lien n'est actif que si le tri n'est pas déjà effectué
writer.Write(HtmlPageRenderer.GetLink(context.ChangeSort(newSort), counterDefinition.Label, !newSort.Equals(context.Sort)));
writer.WriteLine("</th>");
}
else
{
writer.Write(counterDefinition.Label);
writer.Write(";");
}
}
}
writer.WriteLine();
}
return(activeCounters);
}
/// <summary>
/// Traite une requête HTTP.
/// </summary>
/// <param name="context">Context HTTP de la requête.</param>
void IHttpHandler.ProcessRequest(HttpContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
Context requestContext = new Context(context, null);
if (requestContext.Content.Equals("sparklines.png"))
{
context.Response.ContentType = "image/png";
HtmlPageRenderer.ToChart(_databaseSet.GetDatabase(requestContext.Id), requestContext, context.Response.OutputStream);
}
else if (requestContext.Content.Equals("img_manager"))
{
foreach (IManagerDescription description in this.DatabaseDefinition.Values)
{
if (description.Image == requestContext.Id)
{
context.Response.ContentType = description.ImageMimeType;
context.Response.OutputStream.Write(description.ImageData, 0, description.ImageData.Length);
break;
}
}
}
else if (HtmlPageRenderer.IsExportPage(requestContext.Content))
{
HtmlPageRenderer.SetHeaderCsv(context.Response);
HtmlPageHelper.ToCsv(_databaseSet.GetDatabase(requestContext.ActionDataBase), requestContext, context.Response.Output);
}
else
{
throw new NotImplementedException();
}
}
/// <summary>
/// Extension de la méthode toString().
/// Permet à chaque Manager de présenter son propre état.
/// </summary>
/// <param name="writer">Writer HTML.</param>
public void ToHtml(System.Web.UI.HtmlTextWriter writer)
{
HtmlPageRenderer.ToHtml(RequestHyperCube, writer);
}
/// <summary>
/// Réalise le rendu d'un hypercube axe par axe.
/// </summary>
/// <param name="hyperCube">Hypercube contenant les valeurs.</param>
/// <param name="context">Contexte de la requête.</param>
/// <param name="writer">Writer HTML.</param>
internal static void ToTable(IHyperCube hyperCube, Context context, HtmlTextWriter writer)
{
string requestName = context.GetRequestName(hyperCube.Name);
List <string> axisList = GetAllAxis(context.EndDate, hyperCube, context.Sort);
writer.WriteLine("<h2>Nombre de requêtes (" + axisList.Count + ")</h2>");
writer.Write("Filtre : ");
writer.Write(HtmlPageRenderer.GetLink(context.ChangeFiltre("NONE"), "aucun", !"NONE".Equals(context.Filtre)));
writer.Write(", ");
writer.Write(HtmlPageRenderer.GetLink(context.ChangeFiltre("WARNING"), "warning", !"WARNING".Equals(context.Filtre)));
writer.Write(", ");
writer.WriteLine(HtmlPageRenderer.GetLink(context.ChangeFiltre(null), "critique", context.Filtre != null));
writer.WriteLine(string.Empty);
writer.WriteLine("<table cellspacing=\"0\" cellpadding=\"3\" border=\"0\" width=\"100%\">");
writer.Write(HtmlPageRenderer.Indent);
writer.WriteLine("<tr>");
writer.Write(HtmlPageRenderer.Indent2);
writer.Write("<th>");
writer.Write(HtmlPageRenderer.GetLink(context.ChangeSort(null), "Requête", context.Sort != null));
writer.WriteLine("</th>");
writer.Write(HtmlPageRenderer.Indent2);
writer.Write("<th>");
writer.Write(HtmlPageRenderer.GetLink(context.ChangeSort("TOTAL"), "total (ms)", !"TOTAL".Equals(context.Sort)));
writer.WriteLine("</th>");
writer.Write(HtmlPageRenderer.Indent2);
writer.Write("<th>");
writer.Write(HtmlPageRenderer.GetLink(context.ChangeSort(Analytics.ElapsedTime), "avg (ms)", !Analytics.ElapsedTime.Equals(context.Sort)));
writer.WriteLine("</th>");
writer.Write(HtmlPageRenderer.Indent2);
writer.Write("<th colspan='2'>");
writer.Write(HtmlPageRenderer.GetLink(context.ChangeSort("HITS"), "hits", !"HITS".Equals(context.Sort)));
writer.WriteLine("</th>");
Dictionary <string, string> activeCounters = RenderLabels(writer, hyperCube, context, requestName);
writer.Write(HtmlPageRenderer.Indent);
writer.WriteLine("</tr>");
bool odd = true;
foreach (string axis in axisList)
{
CounterCubeCriteria criteria = new CounterCubeCriteria(axis, TimeLevel.Hour);
ICube cube = hyperCube.GetCube(criteria.CreateCubeKey(context.EndDate));
if (cube != null && IsShown(context.EndDate, context.Filtre, hyperCube, criteria))
{
CreateHtmlAxis(hyperCube, context, writer, requestName, activeCounters, odd, axis, criteria, cube);
odd = !odd;
}
}
writer.WriteLine("</table>");
writer.WriteLine(string.Empty);
writer.WriteLine("<a href=\"" + context.Export(hyperCube.Name).GetHandlerUrl() + "\">Exporter</a>");
}