using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Web; using FLocal.Core; using FLocal.Common; using FLocal.Common.dataobjects; using FLocal.Common.actions; using System.Xml.Linq; using System.IO; namespace FLocal.IISHandler { class WebContext : Common.UserContext { private static readonly Encoding OutputEncoding = Encoding.UTF8; public readonly HttpContext httpcontext; public HttpRequest httprequest { get { return this.httpcontext.Request; } } /*private object requestParts_Locker = new object(); private string[] requestParts_Data = null; public string[] requestParts { get { if(this.requestParts_Data == null) { lock(this.requestParts_Locker) { if(this.requestParts_Data == null) { this.requestParts_Data = this.httprequest.Path.Split("/", StringSplitOptions.RemoveEmptyEntries); } } } return this.requestParts_Data; } }*/ public XElement exportRequestParameters() { return new XElement("get", from i in Enumerable.Range(0, this.httprequest.QueryString.Count) where this.httprequest.QueryString.GetKey(i) != null select new XElement("param", new XAttribute("name", this.httprequest.QueryString.GetKey(i)), this.httprequest.QueryString[i] ) ); } public HttpResponse httpresponse { get { return this.httpcontext.Response; } } public IUserSettings userSettings { get; private set; } public override Common.IOutputParams outputParams { get { return this.design; } } public readonly designs.IDesign design; public override string formatDateTime(DateTime dateTime) { return dateTime.ToString(); } public override System.Xml.Linq.XElement formatTotalPosts(long posts) { return PageOuter.create(this.userSettings.postsPerPage, posts).exportToXml(2, 0, 2); } public DateTime requestTime { get; private set; } public Session session; public override Account account { get { if(this.session == null) { return null; } return this.session.account; } } public override bool isPostVisible(Post post) { return this.userSettings.isPostVisible(post); } private designs.IDesign detectDesign() { switch(this.httprequest.Url.Port % 1000) { case 445: return new designs.Raw(); case 447: return new designs.Lite(); case 449: return new designs.Rss(); case 451: return new designs.Classic(); case 443: default: string[] parts = this.httprequest.Url.Host.Split('.'); switch(parts[0].ToLower()) { case "raw": return new designs.Raw(); case "lite": return new designs.Lite(); case "rss": return new designs.Rss(); case "classic": return new designs.Classic(); case "modern": default: return new designs.Modern(); } } } public WebContext(HttpContext httpcontext) { this.httpcontext = httpcontext; this.requestTime = DateTime.Now; this.design = this.detectDesign(); HttpCookie sessionCookie = this.httprequest.Cookies[Config.instance.CookiesPrefix + "_session"]; if(sessionCookie != null && sessionCookie.Value != null && sessionCookie.Value != "") { try { var session = Session.LoadByKey(sessionCookie.Value); var tmp = session.account; string lastUrl = null; if(this.httprequest.RequestType == "GET") { if(this.design.IsHuman) { lastUrl = this.httprequest.Path; } } session.updateLastActivity(lastUrl); HttpCookie newCookie = this.createCookie(Config.instance.CookiesPrefix + "_session"); newCookie.Value = session.sessionKey; newCookie.Expires = DateTime.Now.AddDays(3); this.httpresponse.AppendCookie(newCookie); this.session = session; } catch(NotFoundInDBException) { sessionCookie.Value = ""; sessionCookie.Expires = DateTime.Now.AddDays(-1); this.httpresponse.AppendCookie(sessionCookie); //throw; //TODO: remove me! } } if(this.session != null) { this.userSettings = AccountSettings.LoadByAccount(this.session.account); } else { this.userSettings = new AnonymousUserSettings(); } } public void WriteTransformResult(string templateName, System.Xml.Linq.XDocument data) { this.httpresponse.ContentType = this.design.ContentType; this.httpresponse.ContentEncoding = OutputEncoding; TemplateEngine.WriteCompiled(this.design.GetFSName(templateName), data, this.httpresponse.Output); } public XElement exportSession() { if(this.session != null) { return session.exportToXml(this); } else { return new XElement("session", new XElement("notLoggedIn", true) ); } } private void AddCommonData(HttpCookie cookie) { cookie.HttpOnly = true; cookie.Secure = true; cookie.Domain = "." + String.Join(".", this.httprequest.Url.Host.Split(".", StringSplitOptions.RemoveEmptyEntries).Slice(1).ToArray()); cookie.Path = "/"; } public HttpCookie createCookie(string name) { HttpCookie result = new HttpCookie(name); this.AddCommonData(result); return result; } public Core.Network.IPv4Address remoteHost { get { return new Core.Network.IPv4Address(this.httprequest.UserHostAddress); } } public void LogError(Exception e) { string dir; if(e is AccessDeniedException) { dir = Common.Config.instance.dataDir + "Logs\\AccessDenied\\"; } else { dir = Common.Config.instance.dataDir + "Logs\\"; } using(StreamWriter writer = new StreamWriter(dir + DateTime.Now.ToString("yyyy-MM-dd_HH-mm-ss") + "." + e.GetGuid().ToString() + ".txt")) { writer.WriteLine("Requested url: " + this.httprequest.Url.ToString()); foreach(string key in this.httprequest.Form.Keys) { writer.WriteLine(string.Format("Form[{0}]: {1}", key, this.httprequest.Form[key])); } writer.WriteLine("Remote ip: " + this.httprequest.UserHostAddress); if(this.httprequest.UrlReferrer != null) { writer.WriteLine("Referer: " + this.httprequest.UrlReferrer.ToString()); } if(this.httprequest.Cookies["session"] != null) { writer.WriteLine("Session: " + this.httprequest.Cookies["session"].Value); } writer.WriteLine(); writer.WriteLine("Exception: " + e.GetType().FullName); writer.WriteLine("Guid: " + e.GetGuid().ToString()); writer.WriteLine(e.Message); if(e is FLocalException) { writer.WriteLine(((FLocalException)e).FullStackTrace); } else { writer.WriteLine(e.StackTrace); } } } } }