475 lines
18 KiB
C#
475 lines
18 KiB
C#
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//------------------------------------------------------------------------------
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// <copyright file="TemplatedMailWebEventProvider .cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//------------------------------------------------------------------------------
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namespace System.Web.Management {
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using System.Configuration;
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using System.Configuration.Provider;
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using System.Collections.Specialized;
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using System.Web.Util;
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using System.Net.Mail;
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using System.Globalization;
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using System.Web.Configuration;
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using System.Text;
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using System.IO;
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using System.Runtime.Remoting.Messaging;
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using System.Security.Permissions;
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using System.Threading;
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public sealed class TemplatedMailWebEventProvider : MailWebEventProvider, IInternalWebEventProvider {
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int _nonBufferNotificationSequence = 0;
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string _templateUrl;
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bool _detailedTemplateErrors = false;
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class TemplatedMailErrorFormatterGenerator : ErrorFormatterGenerator {
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int _eventsRemaining;
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bool _showDetails;
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bool _errorFormatterCalled;
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internal TemplatedMailErrorFormatterGenerator(int eventsRemaining, bool showDetails) {
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_eventsRemaining = eventsRemaining;
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_showDetails = showDetails;
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}
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internal bool ErrorFormatterCalled {
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get { return _errorFormatterCalled; }
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}
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internal override ErrorFormatter GetErrorFormatter(Exception e) {
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Exception inner = e.InnerException;
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_errorFormatterCalled = true;
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while (inner != null) {
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if (inner is HttpCompileException) {
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return new TemplatedMailCompileErrorFormatter((HttpCompileException)inner, _eventsRemaining, _showDetails);
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}
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else {
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inner = inner.InnerException;
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}
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}
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return new TemplatedMailRuntimeErrorFormatter(e, _eventsRemaining, _showDetails);
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}
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}
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internal TemplatedMailWebEventProvider() { }
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public override void Initialize(string name, NameValueCollection config)
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{
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Debug.Trace("TemplatedMailWebEventProvider", "Initializing: name=" + name);
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ProviderUtil.GetAndRemoveStringAttribute(config, "template", name, ref _templateUrl);
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if (_templateUrl == null) {
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throw new ConfigurationErrorsException(SR.GetString(SR.Provider_missing_attribute, "template", name));
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}
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_templateUrl = _templateUrl.Trim();
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if (_templateUrl.Length == 0) {
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throw new ConfigurationErrorsException(SR.GetString(SR.Invalid_provider_attribute, "template", name, _templateUrl));
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}
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if (!UrlPath.IsRelativeUrl(_templateUrl)) {
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throw new ConfigurationErrorsException(SR.GetString(SR.Invalid_mail_template_provider_attribute,
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"template", name, _templateUrl));
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}
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_templateUrl = UrlPath.Combine(HttpRuntime.AppDomainAppVirtualPathString, _templateUrl);
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// VSWhidbey 440081: Guard against templates outside the AppDomain path
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if (!HttpRuntime.IsPathWithinAppRoot(_templateUrl)) {
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throw new ConfigurationErrorsException(SR.GetString(SR.Invalid_mail_template_provider_attribute,
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"template", name, _templateUrl));
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}
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ProviderUtil.GetAndRemoveBooleanAttribute(config, "detailedTemplateErrors", name, ref _detailedTemplateErrors);
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base.Initialize(name, config);
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}
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void GenerateMessageBody(
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MailMessage msg,
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WebBaseEventCollection events,
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DateTime lastNotificationUtc,
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int discardedSinceLastNotification,
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int eventsInBuffer,
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int notificationSequence,
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EventNotificationType notificationType,
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int eventsInNotification,
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int eventsRemaining,
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int messagesInNotification,
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int eventsLostDueToMessageLimit,
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int messageSequence,
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out bool fatalError) {
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StringWriter writer = new StringWriter(CultureInfo.InstalledUICulture);
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MailEventNotificationInfo info = new MailEventNotificationInfo(
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msg,
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events,
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lastNotificationUtc,
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discardedSinceLastNotification,
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eventsInBuffer,
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notificationSequence,
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notificationType,
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eventsInNotification,
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eventsRemaining,
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messagesInNotification,
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eventsLostDueToMessageLimit,
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messageSequence);
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CallContext.SetData(CurrentEventsName, info);
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try {
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TemplatedMailErrorFormatterGenerator gen = new TemplatedMailErrorFormatterGenerator(events.Count + eventsRemaining, _detailedTemplateErrors);
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HttpServerUtility.ExecuteLocalRequestAndCaptureResponse(_templateUrl, writer, gen);
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fatalError = gen.ErrorFormatterCalled;
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if (fatalError) {
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msg.Subject = HttpUtility.HtmlEncode(SR.GetString(SR.WebEvent_event_email_subject_template_error,
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notificationSequence.ToString(CultureInfo.InstalledUICulture),
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messageSequence.ToString(CultureInfo.InstalledUICulture),
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SubjectPrefix));
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}
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msg.Body = writer.ToString();
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msg.IsBodyHtml = true;
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}
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finally {
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CallContext.FreeNamedDataSlot(CurrentEventsName);
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}
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}
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internal override void SendMessage(WebBaseEvent eventRaised) {
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WebBaseEventCollection events = new WebBaseEventCollection(eventRaised);
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bool templateError;
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SendMessageInternal(events, // events
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DateTime.MinValue, // lastNotificationUtc
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0, // discardedSinceLastNotification
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0, // eventsInBuffer
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Interlocked.Increment(ref _nonBufferNotificationSequence), // notificationSequence
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EventNotificationType.Unbuffered, // notificationType
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1, // eventsInNotification
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0, // eventsRemaining
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1, // messagesInNotification
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0, // eventsLostDueToMessageLimit
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MessageSequenceBase, // messageSequence
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out templateError); // templateError
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}
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internal override void SendMessage(WebBaseEventCollection events,
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WebEventBufferFlushInfo flushInfo,
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int eventsInNotification,
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int eventsRemaining,
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int messagesInNotification,
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int eventsLostDueToMessageLimit,
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int messageSequence,
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int eventsSent,
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out bool fatalError) {
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SendMessageInternal(events,
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flushInfo.LastNotificationUtc,
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flushInfo.EventsDiscardedSinceLastNotification,
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flushInfo.EventsInBuffer,
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flushInfo.NotificationSequence,
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flushInfo.NotificationType,
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eventsInNotification,
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eventsRemaining,
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messagesInNotification,
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eventsLostDueToMessageLimit,
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messageSequence,
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out fatalError);
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}
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void SendMessageInternal(WebBaseEventCollection events,
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DateTime lastNotificationUtc,
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int discardedSinceLastNotification,
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int eventsInBuffer,
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int notificationSequence,
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EventNotificationType notificationType,
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int eventsInNotification,
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int eventsRemaining,
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int messagesInNotification,
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int eventsLostDueToMessageLimit,
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int messageSequence,
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out bool fatalError) {
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using (MailMessage msg = GetMessage()) {
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msg.Subject = GenerateSubject(notificationSequence, messageSequence, events, events.Count);
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GenerateMessageBody(
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msg,
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events,
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lastNotificationUtc,
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discardedSinceLastNotification,
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eventsInBuffer,
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notificationSequence,
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notificationType,
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eventsInNotification,
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eventsRemaining,
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messagesInNotification,
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eventsLostDueToMessageLimit,
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messageSequence,
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out fatalError);
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SendMail(msg);
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}
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}
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internal const string CurrentEventsName = "_TWCurEvt";
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public static MailEventNotificationInfo CurrentNotification {
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get {
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return (MailEventNotificationInfo)CallContext.GetData(CurrentEventsName);
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}
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}
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}
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public sealed class MailEventNotificationInfo {
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WebBaseEventCollection _events;
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DateTime _lastNotificationUtc;
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int _discardedSinceLastNotification;
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int _eventsInBuffer;
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int _notificationSequence;
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EventNotificationType _notificationType;
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int _eventsInNotification;
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int _eventsRemaining;
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int _messagesInNotification;
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int _eventsLostDueToMessageLimit;
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int _messageSequence;
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MailMessage _msg;
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internal MailEventNotificationInfo(
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MailMessage msg,
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WebBaseEventCollection events,
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DateTime lastNotificationUtc,
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int discardedSinceLastNotification,
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int eventsInBuffer,
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int notificationSequence,
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EventNotificationType notificationType,
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int eventsInNotification,
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int eventsRemaining,
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int messagesInNotification,
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int eventsLostDueToMessageLimit,
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int messageSequence) {
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_events = events;
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_lastNotificationUtc = lastNotificationUtc;
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_discardedSinceLastNotification = discardedSinceLastNotification;
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_eventsInBuffer = eventsInBuffer;
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_notificationSequence = notificationSequence;
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_notificationType = notificationType;
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_eventsInNotification = eventsInNotification;
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_eventsRemaining = eventsRemaining ;
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_messagesInNotification = messagesInNotification;
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_eventsLostDueToMessageLimit = eventsLostDueToMessageLimit;
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_messageSequence = messageSequence;
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_msg = msg;
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}
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public WebBaseEventCollection Events {
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get { return _events; }
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}
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public EventNotificationType NotificationType {
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get { return _notificationType; }
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}
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public int EventsInNotification {
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get { return _eventsInNotification; }
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}
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public int EventsRemaining {
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get { return _eventsRemaining; }
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}
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public int MessagesInNotification {
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get { return _messagesInNotification; }
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}
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public int EventsInBuffer {
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get { return _eventsInBuffer; }
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}
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public int EventsDiscardedByBuffer {
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get { return _discardedSinceLastNotification; }
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}
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public int EventsDiscardedDueToMessageLimit {
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get { return _eventsLostDueToMessageLimit; }
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}
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public int NotificationSequence {
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get { return _notificationSequence; }
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}
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public int MessageSequence {
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get { return _messageSequence; }
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}
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public DateTime LastNotificationUtc {
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get { return _lastNotificationUtc; }
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}
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public MailMessage Message {
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get { return _msg; }
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}
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}
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internal class TemplatedMailCompileErrorFormatter : DynamicCompileErrorFormatter {
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int _eventsRemaining;
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bool _showDetails;
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internal TemplatedMailCompileErrorFormatter(HttpCompileException e, int eventsRemaining,
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bool showDetails) :
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base(e) {
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_eventsRemaining = eventsRemaining;
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_showDetails = showDetails;
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_hideDetailedCompilerOutput = true;
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_dontShowVersion = true;
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}
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protected override string ErrorTitle {
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get {
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return SR.GetString(SR.MailWebEventProvider_template_compile_error,
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_eventsRemaining.ToString(CultureInfo.InstalledUICulture));
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}
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}
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protected override string Description {
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get {
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if (_showDetails) {
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return base.Description;
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}
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else {
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return SR.GetString(SR.MailWebEventProvider_template_error_no_details);
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}
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}
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}
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protected override string MiscSectionTitle {
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get {
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if (_showDetails) {
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return base.MiscSectionTitle;
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}
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else {
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return null;
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}
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}
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}
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protected override string MiscSectionContent {
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get {
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if (_showDetails) {
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return base.MiscSectionContent;
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}
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else {
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return null;
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}
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}
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}
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}
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internal class TemplatedMailRuntimeErrorFormatter : UnhandledErrorFormatter {
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int _eventsRemaining;
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bool _showDetails;
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internal TemplatedMailRuntimeErrorFormatter(Exception e, int eventsRemaining,
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bool showDetails) :
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base(e) {
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_eventsRemaining = eventsRemaining;
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_showDetails = showDetails;
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_dontShowVersion = true;
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}
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protected override string ErrorTitle {
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get {
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if (HttpException.GetHttpCodeForException(Exception) == 404) {
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return SR.GetString(SR.MailWebEventProvider_template_file_not_found_error,
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_eventsRemaining.ToString(CultureInfo.InstalledUICulture));
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}
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else {
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return SR.GetString(SR.MailWebEventProvider_template_runtime_error,
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_eventsRemaining.ToString(CultureInfo.InstalledUICulture));
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}
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}
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}
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protected override string ColoredSquareTitle {
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get { return null;}
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}
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protected override string ColoredSquareContent {
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get { return null; }
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}
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protected override string Description {
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get {
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if (_showDetails) {
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return base.Description;
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|
|
}
|
||
|
|
else {
|
||
|
|
return SR.GetString(SR.MailWebEventProvider_template_error_no_details);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
protected override string MiscSectionTitle {
|
||
|
|
get {
|
||
|
|
if (_showDetails) {
|
||
|
|
return base.MiscSectionTitle;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
protected override string MiscSectionContent {
|
||
|
|
get {
|
||
|
|
if (_showDetails) {
|
||
|
|
return base.MiscSectionContent;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
protected override string ColoredSquare2Title {
|
||
|
|
get {
|
||
|
|
if (_showDetails) {
|
||
|
|
return base.ColoredSquare2Title;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
protected override string ColoredSquare2Content {
|
||
|
|
get {
|
||
|
|
if (_showDetails) {
|
||
|
|
return base.ColoredSquare2Content;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|