From 302bf1b523012e11b60425d6eee1221ebc2724eb Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <email@mattatobin.com>
Date: Sun, 3 Nov 2019 00:17:46 -0400
Subject: Issue #1258 - Part 1: Import mailnews, ldap, and mork from
 comm-esr52.9.1

---
 mailnews/extensions/mdn/content/am-mdn.js         |  155 +++
 mailnews/extensions/mdn/content/am-mdn.xul        |  136 +++
 mailnews/extensions/mdn/content/mdn.js            |   23 +
 mailnews/extensions/mdn/jar.mn                    |    7 +
 mailnews/extensions/mdn/moz.build                 |   12 +
 mailnews/extensions/mdn/src/mdn-service.js        |   24 +
 mailnews/extensions/mdn/src/mdn-service.manifest  |    3 +
 mailnews/extensions/mdn/src/moz.build             |   16 +
 mailnews/extensions/mdn/src/nsMsgMdnCID.h         |   22 +
 mailnews/extensions/mdn/src/nsMsgMdnGenerator.cpp | 1139 +++++++++++++++++++++
 mailnews/extensions/mdn/src/nsMsgMdnGenerator.h   |   90 ++
 11 files changed, 1627 insertions(+)
 create mode 100644 mailnews/extensions/mdn/content/am-mdn.js
 create mode 100644 mailnews/extensions/mdn/content/am-mdn.xul
 create mode 100644 mailnews/extensions/mdn/content/mdn.js
 create mode 100644 mailnews/extensions/mdn/jar.mn
 create mode 100644 mailnews/extensions/mdn/moz.build
 create mode 100644 mailnews/extensions/mdn/src/mdn-service.js
 create mode 100644 mailnews/extensions/mdn/src/mdn-service.manifest
 create mode 100644 mailnews/extensions/mdn/src/moz.build
 create mode 100644 mailnews/extensions/mdn/src/nsMsgMdnCID.h
 create mode 100644 mailnews/extensions/mdn/src/nsMsgMdnGenerator.cpp
 create mode 100644 mailnews/extensions/mdn/src/nsMsgMdnGenerator.h

(limited to 'mailnews/extensions/mdn')

diff --git a/mailnews/extensions/mdn/content/am-mdn.js b/mailnews/extensions/mdn/content/am-mdn.js
new file mode 100644
index 000000000..4dd9e8d8d
--- /dev/null
+++ b/mailnews/extensions/mdn/content/am-mdn.js
@@ -0,0 +1,155 @@
+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var useCustomPrefs;
+var requestReceipt;
+var leaveInInbox;
+var moveToSent;
+var receiptSend;
+var neverReturn;
+var returnSome;
+var notInToCcPref;
+var notInToCcLabel;
+var outsideDomainPref;
+var outsideDomainLabel;
+var otherCasesPref;
+var otherCasesLabel;
+var receiptArriveLabel;
+var receiptRequestLabel;
+var gIdentity;
+var gIncomingServer;
+var gMdnPrefBranch;
+
+function onInit() 
+{
+  useCustomPrefs = document.getElementById("identity.use_custom_prefs");
+  requestReceipt = document.getElementById("identity.request_return_receipt_on");
+  leaveInInbox = document.getElementById("leave_in_inbox");
+  moveToSent = document.getElementById("move_to_sent");
+  receiptSend = document.getElementById("server.mdn_report_enabled");
+  neverReturn = document.getElementById("never_return");
+  returnSome = document.getElementById("return_some");
+  notInToCcPref = document.getElementById("server.mdn_not_in_to_cc");
+  notInToCcLabel = document.getElementById("notInToCcLabel");
+  outsideDomainPref = document.getElementById("server.mdn_outside_domain");
+  outsideDomainLabel = document.getElementById("outsideDomainLabel");
+  otherCasesPref = document.getElementById("server.mdn_other");
+  otherCasesLabel = document.getElementById("otherCasesLabel");
+  receiptArriveLabel = document.getElementById("receiptArriveLabel");
+  receiptRequestLabel = document.getElementById("receiptRequestLabel");
+  
+  EnableDisableCustomSettings();
+        
+  return true;
+}
+
+function onSave()
+{
+
+}
+
+function EnableDisableCustomSettings() {
+  if (useCustomPrefs && (useCustomPrefs.getAttribute("value") == "false")) {
+    requestReceipt.setAttribute("disabled", "true");
+    leaveInInbox.setAttribute("disabled", "true");
+    moveToSent.setAttribute("disabled", "true");
+    neverReturn.setAttribute("disabled", "true");
+    returnSome.setAttribute("disabled", "true");
+    receiptArriveLabel.setAttribute("disabled", "true");
+    receiptRequestLabel.setAttribute("disabled", "true");
+  }
+  else {
+    requestReceipt.removeAttribute("disabled");
+    leaveInInbox.removeAttribute("disabled");
+    moveToSent.removeAttribute("disabled");
+    neverReturn.removeAttribute("disabled");
+    returnSome.removeAttribute("disabled");
+    receiptArriveLabel.removeAttribute("disabled");
+    receiptRequestLabel.removeAttribute("disabled");
+  }
+  EnableDisableAllowedReceipts();
+  // Lock id based prefs
+  onLockPreference("mail.identity", gIdentity.key);
+  // Lock server based prefs
+  onLockPreference("mail.server", gIncomingServer.key);
+  return true;
+}
+
+function EnableDisableAllowedReceipts() {
+  if (receiptSend) {
+    if (!neverReturn.getAttribute("disabled") && (receiptSend.getAttribute("value") != "false")) {
+      notInToCcPref.removeAttribute("disabled");
+      notInToCcLabel.removeAttribute("disabled");
+      outsideDomainPref.removeAttribute("disabled");
+      outsideDomainLabel.removeAttribute("disabled");
+      otherCasesPref.removeAttribute("disabled");
+      otherCasesLabel.removeAttribute("disabled");
+    }
+    else {
+      notInToCcPref.setAttribute("disabled", "true");
+      notInToCcLabel.setAttribute("disabled", "true");
+      outsideDomainPref.setAttribute("disabled", "true");
+      outsideDomainLabel.setAttribute("disabled", "true");
+      otherCasesPref.setAttribute("disabled", "true");
+      otherCasesLabel.setAttribute("disabled", "true");
+    }
+  }
+  return true;
+}
+
+function onPreInit(account, accountValues)
+{
+  gIdentity = account.defaultIdentity;
+  gIncomingServer = account.incomingServer;
+}
+
+// Disables xul elements that have associated preferences locked.
+function onLockPreference(initPrefString, keyString)
+{
+    var finalPrefString; 
+
+    var allPrefElements = [
+      { prefstring:"request_return_receipt_on", id:"identity.request_return_receipt_on"},
+      { prefstring:"select_custom_prefs", id:"identity.select_custom_prefs"},
+      { prefstring:"select_global_prefs", id:"identity.select_global_prefs"},
+      { prefstring:"incorporate_return_receipt", id:"server.incorporate_return_receipt"},
+      { prefstring:"never_return", id:"never_return"},
+      { prefstring:"return_some", id:"return_some"},
+      { prefstring:"mdn_not_in_to_cc", id:"server.mdn_not_in_to_cc"},
+      { prefstring:"mdn_outside_domain", id:"server.mdn_outside_domain"},
+      { prefstring:"mdn_other", id:"server.mdn_other"},
+    ];
+
+    finalPrefString = initPrefString + "." + keyString + ".";
+    gMdnPrefBranch = Services.prefs.getBranch(finalPrefString);
+
+    disableIfLocked( allPrefElements );
+} 
+
+function disableIfLocked( prefstrArray )
+{
+  for (var i=0; i<prefstrArray.length; i++) {
+    var id = prefstrArray[i].id;
+    var element = document.getElementById(id);
+    if (gMdnPrefBranch.prefIsLocked(prefstrArray[i].prefstring)) {
+      if (id == "server.incorporate_return_receipt")
+      {
+        document.getElementById("leave_in_inbox").setAttribute("disabled", "true");
+        document.getElementById("move_to_sent").setAttribute("disabled", "true");
+      }
+      else
+        element.setAttribute("disabled", "true");
+    }
+  }
+}
+
+/**
+ * Opens Preferences (Options) dialog on the pane and tab where
+ * the global receipts settings can be found.
+ */
+function showGlobalReceipts() {
+  openPrefsFromAccountManager("paneAdvanced", "generalTab",
+                              {subdialog: "showReturnReceipts"}, "receipts_pane");
+}
diff --git a/mailnews/extensions/mdn/content/am-mdn.xul b/mailnews/extensions/mdn/content/am-mdn.xul
new file mode 100644
index 000000000..c290752ab
--- /dev/null
+++ b/mailnews/extensions/mdn/content/am-mdn.xul
@@ -0,0 +1,136 @@
+<?xml version="1.0"?>
+
+<!--
+
+ This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<?xml-stylesheet href="chrome://messenger/skin/accountManage.css" type="text/css"?>
+
+<!DOCTYPE page SYSTEM "chrome://messenger/locale/am-mdn.dtd">
+
+<page xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+      title="&pane.title;"
+      onload="parent.onPanelLoaded('am-mdn.xul');">
+
+  <vbox flex="1" style="overflow: auto;">
+    <stringbundle id="bundle_smime" src="chrome://messenger/locale/am-mdn.properties"/>
+    <script type="application/javascript" src="chrome://messenger/content/AccountManager.js"/>
+    <script type="application/javascript" src="chrome://messenger/content/amUtils.js"/>
+    <script type="application/javascript" src="chrome://messenger/content/am-mdn.js"/>
+
+    <dialogheader title="&pane.title;"/>
+
+    <groupbox>
+
+      <caption label="&pane.title;"/>
+
+      <hbox id="prefChoices" align="center" flex="1">
+        <radiogroup id="identity.use_custom_prefs" wsm_persist="true" genericattr="true"
+                    preftype="bool" prefstring="mail.identity.%identitykey%.use_custom_prefs"
+                    oncommand="EnableDisableCustomSettings();" flex="1">
+          <radio id="identity.select_global_prefs"
+                 value="false"
+                 label="&useGlobalPrefs.label;"
+                 accesskey="&useGlobalPrefs.accesskey;"/>
+          <hbox flex="1">
+            <spacer flex="1"/>
+            <button id="globalReceiptsLink"
+                    label="&globalReceipts.label;"
+                    accesskey="&globalReceipts.accesskey;"
+                    oncommand="showGlobalReceipts();"/>
+          </hbox>
+          <radio id="identity.select_custom_prefs"
+                 value="true"
+                 label="&useCustomPrefs.label;"
+                 accesskey="&useCustomPrefs.accesskey;"/>
+        </radiogroup>
+      </hbox>
+
+      <vbox id="returnReceiptSettings" class="indent" align="start">
+        <checkbox id="identity.request_return_receipt_on" label="&requestReceipt.label;"
+                  accesskey="&requestReceipt.accesskey;"
+                  wsm_persist="true" genericattr="true" iscontrolcontainer="true"
+                  preftype="bool" prefstring="mail.identity.%identitykey%.request_return_receipt_on"/>
+
+        <separator/>
+
+        <vbox id="receiptArrive">
+          <label id="receiptArriveLabel" control="server.incorporate_return_receipt">&receiptArrive.label;</label>
+          <radiogroup id="server.incorporate_return_receipt" wsm_persist="true" genericattr="true"
+                      preftype="int" prefstring="mail.server.%serverkey%.incorporate_return_receipt"
+                      class="indent">
+            <radio id="leave_in_inbox" value="0" label="&leaveIt.label;"
+                   accesskey="&leaveIt.accesskey;"/>
+            <radio id="move_to_sent" value="1" label="&moveToSent.label;"
+                   accesskey="&moveToSent.accesskey;"/>
+          </radiogroup>
+        </vbox>
+
+        <separator/>
+
+        <vbox id="receiptRequest">
+          <label id="receiptRequestLabel" control="server.mdn_report_enabled">&requestMDN.label;</label>
+          <radiogroup id="server.mdn_report_enabled" wsm_persist="true" genericattr="true"
+                      preftype="bool" prefstring="mail.server.%serverkey%.mdn_report_enabled"
+                      oncommand="EnableDisableAllowedReceipts();"
+                      class="indent">
+            <radio id="never_return" value="false" label="&never.label;"
+                   accesskey="&never.accesskey;"/>
+            <radio id="return_some" value="true" label="&returnSome.label;"
+                   accesskey="&returnSome.accesskey;"/>
+
+            <hbox id="receiptSendIf" class="indent">
+            <grid>
+              <columns><column/><column/></columns>
+              <rows>
+                <row align="center">
+                  <label id="notInToCcLabel" value="&notInToCc.label;"
+                         accesskey="&notInToCc.accesskey;" control="server.mdn_not_in_to_cc"/>
+                  <menulist id="server.mdn_not_in_to_cc" wsm_persist="true" genericattr="true"
+                            preftype="int" prefstring="mail.server.%serverkey%.mdn_not_in_to_cc">
+                    <menupopup>
+                      <menuitem value="0" label="&neverSend.label;"/>
+                      <menuitem value="1" label="&alwaysSend.label;"/>
+                      <menuitem value="2" label="&askMe.label;"/>
+                    </menupopup>
+                  </menulist>
+                </row>
+                <row align="center">
+                  <label id="outsideDomainLabel" value="&outsideDomain.label;"
+                         accesskey="&outsideDomain.accesskey;" control="server.mdn_outside_domain"/>
+                  <menulist id="server.mdn_outside_domain" wsm_persist="true" genericattr="true"
+                            preftype="int" prefstring="mail.server.%serverkey%.mdn_outside_domain">
+                    <menupopup>
+                      <menuitem value="0" label="&neverSend.label;"/>
+                      <menuitem value="1" label="&alwaysSend.label;"/>
+                      <menuitem value="2" label="&askMe.label;"/>
+                    </menupopup>
+                  </menulist>
+                </row>
+                <row align="center">
+                  <label id="otherCasesLabel" value="&otherCases.label;"
+                         accesskey="&otherCases.accesskey;" control="server.mdn_other"/>
+                  <menulist id="server.mdn_other" wsm_persist="true" genericattr="true"
+                            preftype="int" prefstring="mail.server.%serverkey%.mdn_other">
+                    <menupopup>
+                      <menuitem value="0" label="&neverSend.label;"/>
+                      <menuitem value="1" label="&alwaysSend.label;"/>
+                      <menuitem value="2" label="&askMe.label;"/>
+                    </menupopup>
+                  </menulist>
+                </row>
+              </rows>
+            </grid>
+            </hbox>
+          </radiogroup>
+
+        </vbox>
+
+      </vbox>
+
+    </groupbox>
+  </vbox>
+
+</page>
diff --git a/mailnews/extensions/mdn/content/mdn.js b/mailnews/extensions/mdn/content/mdn.js
new file mode 100644
index 000000000..9ac481573
--- /dev/null
+++ b/mailnews/extensions/mdn/content/mdn.js
@@ -0,0 +1,23 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * default prefs for mdn
+ */
+
+pref("mail.identity.default.use_custom_prefs", false);            // false: Use global true: Use custom
+
+pref("mail.identity.default.request_return_receipt_on", false);
+
+pref("mail.server.default.incorporate_return_receipt", 0);       // 0: Inbox/filter 1: Sent folder
+
+pref("mail.server.default.mdn_report_enabled", true);            // false: Never return receipts true: Return some receipts
+
+pref("mail.server.default.mdn_not_in_to_cc", 2);                 // 0: Never 1: Always 2: Ask me 3: Denial
+pref("mail.server.default.mdn_outside_domain", 2); 
+pref("mail.server.default.mdn_other", 2); 
+
+pref("mail.identity.default.request_receipt_header_type", 0); // return receipt header type - 0: MDN-DNT 1: RRT 2: Both
+
+pref("mail.server.default.mdn_report_enabled", true);
diff --git a/mailnews/extensions/mdn/jar.mn b/mailnews/extensions/mdn/jar.mn
new file mode 100644
index 000000000..74fde6b60
--- /dev/null
+++ b/mailnews/extensions/mdn/jar.mn
@@ -0,0 +1,7 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+messenger.jar:
+    content/messenger/am-mdn.xul                                     (content/am-mdn.xul)
+    content/messenger/am-mdn.js                                      (content/am-mdn.js)
diff --git a/mailnews/extensions/mdn/moz.build b/mailnews/extensions/mdn/moz.build
new file mode 100644
index 000000000..5aaa32895
--- /dev/null
+++ b/mailnews/extensions/mdn/moz.build
@@ -0,0 +1,12 @@
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+DIRS += ['src']
+
+JAR_MANIFESTS += ['jar.mn']
+
+JS_PREFERENCE_FILES += [
+    'content/mdn.js',
+]
diff --git a/mailnews/extensions/mdn/src/mdn-service.js b/mailnews/extensions/mdn/src/mdn-service.js
new file mode 100644
index 000000000..32e1cbde1
--- /dev/null
+++ b/mailnews/extensions/mdn/src/mdn-service.js
@@ -0,0 +1,24 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
+
+function MDNService() {}
+
+MDNService.prototype = {
+  name: "mdn",
+  chromePackageName: "messenger",
+  showPanel: function(server) {
+    // don't show the panel for news, rss, im or local accounts
+    return (server.type != "nntp" && server.type != "rss" &&
+            server.type != "im" && server.type != "none");
+  },
+
+  QueryInterface: XPCOMUtils.generateQI([Components.interfaces.nsIMsgAccountManagerExtension]),
+  classID: Components.ID("{e007d92e-1dd1-11b2-a61e-dc962c9b8571}"),
+};
+
+var components = [MDNService];
+var NSGetFactory = XPCOMUtils.generateNSGetFactory(components);
diff --git a/mailnews/extensions/mdn/src/mdn-service.manifest b/mailnews/extensions/mdn/src/mdn-service.manifest
new file mode 100644
index 000000000..493a3c69b
--- /dev/null
+++ b/mailnews/extensions/mdn/src/mdn-service.manifest
@@ -0,0 +1,3 @@
+component {e007d92e-1dd1-11b2-a61e-dc962c9b8571} mdn-service.js
+contract @mozilla.org/accountmanager/extension;1?name=mdn {e007d92e-1dd1-11b2-a61e-dc962c9b8571}
+category mailnews-accountmanager-extensions mdn-account-manager-extension @mozilla.org/accountmanager/extension;1?name=mdn
diff --git a/mailnews/extensions/mdn/src/moz.build b/mailnews/extensions/mdn/src/moz.build
new file mode 100644
index 000000000..1aef9b208
--- /dev/null
+++ b/mailnews/extensions/mdn/src/moz.build
@@ -0,0 +1,16 @@
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+SOURCES += [
+    'nsMsgMdnGenerator.cpp',
+]
+
+EXTRA_COMPONENTS += [
+    'mdn-service.js',
+    'mdn-service.manifest',
+]
+
+FINAL_LIBRARY = 'mail'
+
diff --git a/mailnews/extensions/mdn/src/nsMsgMdnCID.h b/mailnews/extensions/mdn/src/nsMsgMdnCID.h
new file mode 100644
index 000000000..4dd832b7f
--- /dev/null
+++ b/mailnews/extensions/mdn/src/nsMsgMdnCID.h
@@ -0,0 +1,22 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsMsgMdnCID_h__
+#define nsMsgMdnCID_h__
+
+#include "nsISupports.h"
+#include "nsIFactory.h"
+#include "nsIComponentManager.h"
+
+#include "nsIMsgMdnGenerator.h"
+
+#define NS_MSGMDNGENERATOR_CONTRACTID \
+  "@mozilla.org/messenger-mdn/generator;1"
+#define NS_MSGMDNGENERATOR_CID                    \
+{ /* ec917b13-8f73-4d4d-9146-d7f7aafe9076 */      \
+ 0xec917b13, 0x8f73, 0x4d4d,                      \
+ { 0x91, 0x46, 0xd7, 0xf7, 0xaa, 0xfe, 0x90, 0x76 }}
+
+#endif /* nsMsgMdnCID_h__ */
diff --git a/mailnews/extensions/mdn/src/nsMsgMdnGenerator.cpp b/mailnews/extensions/mdn/src/nsMsgMdnGenerator.cpp
new file mode 100644
index 000000000..31b55fe2f
--- /dev/null
+++ b/mailnews/extensions/mdn/src/nsMsgMdnGenerator.cpp
@@ -0,0 +1,1139 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsMsgMdnGenerator.h"
+#include "nsImapCore.h"
+#include "nsIMsgImapMailFolder.h"
+#include "nsIMsgAccountManager.h"
+#include "nsMsgBaseCID.h"
+#include "nsMimeTypes.h"
+#include "prprf.h"
+#include "prmem.h"
+#include "prsystem.h"
+#include "nsMsgI18N.h"
+#include "nsMailHeaders.h"
+#include "nsMsgLocalFolderHdrs.h"
+#include "nsIHttpProtocolHandler.h"
+#include "nsISmtpService.h"  // for actually sending the message...
+#include "nsMsgCompCID.h"
+#include "nsComposeStrings.h"
+#include "nsISmtpServer.h"
+#include "nsIPrompt.h"
+#include "nsIMsgCompUtils.h"
+#include "nsIPrefService.h"
+#include "nsIPrefBranch.h"
+#include "nsIStringBundle.h"
+#include "nsDirectoryServiceDefs.h"
+#include "nsMsgUtils.h"
+#include "nsNetUtil.h"
+#include "nsIMsgDatabase.h"
+#include "mozilla/Services.h"
+#include "nsIArray.h"
+#include "nsArrayUtils.h"
+#include "mozilla/mailnews/MimeHeaderParser.h"
+
+using namespace mozilla::mailnews;
+
+#define MDN_NOT_IN_TO_CC          ((int) 0x0001)
+#define MDN_OUTSIDE_DOMAIN        ((int) 0x0002)
+
+#define HEADER_RETURN_PATH          "Return-Path"
+#define HEADER_DISPOSITION_NOTIFICATION_TO  "Disposition-Notification-To"
+#define HEADER_APPARENTLY_TO        "Apparently-To"
+#define HEADER_ORIGINAL_RECIPIENT     "Original-Recipient"
+#define HEADER_REPORTING_UA                 "Reporting-UA"
+#define HEADER_MDN_GATEWAY                  "MDN-Gateway"
+#define HEADER_FINAL_RECIPIENT              "Final-Recipient"
+#define HEADER_DISPOSITION                  "Disposition"
+#define HEADER_ORIGINAL_MESSAGE_ID          "Original-Message-ID"
+#define HEADER_FAILURE                      "Failure"
+#define HEADER_ERROR                        "Error"
+#define HEADER_WARNING                      "Warning"
+#define HEADER_RETURN_RECEIPT_TO            "Return-Receipt-To"
+#define HEADER_X_ACCEPT_LANGUAGE      "X-Accept-Language"
+
+#define PUSH_N_FREE_STRING(p) \
+  do { if (p) { rv = WriteString(p); PR_smprintf_free(p); p=0; \
+           if (NS_FAILED(rv)) return rv; } \
+     else { return NS_ERROR_OUT_OF_MEMORY; } } while (0)
+
+// String bundle for mdn. Class static.
+#define MDN_STRINGBUNDLE_URL "chrome://messenger/locale/msgmdn.properties"
+
+#if defined(DEBUG_jefft)
+#define DEBUG_MDN(s) printf("%s\n", s)
+#else
+#define DEBUG_MDN(s)
+#endif
+
+// machine parsible string; should not be localized
+char DispositionTypes[7][16] = {
+    "displayed",
+    "dispatched",
+    "processed",
+    "deleted",
+    "denied",
+    "failed",
+    ""
+};
+
+NS_IMPL_ISUPPORTS(nsMsgMdnGenerator, nsIMsgMdnGenerator, nsIUrlListener)
+
+nsMsgMdnGenerator::nsMsgMdnGenerator()
+{
+    m_disposeType = eDisplayed;
+    m_outputStream = nullptr;
+    m_reallySendMdn = false;
+    m_autoSend = false;
+    m_autoAction = false;
+    m_mdnEnabled = false;
+    m_notInToCcOp = eNeverSendOp;
+    m_outsideDomainOp = eNeverSendOp;
+    m_otherOp = eNeverSendOp;
+}
+
+nsMsgMdnGenerator::~nsMsgMdnGenerator()
+{
+}
+
+nsresult nsMsgMdnGenerator::FormatStringFromName(const char16_t *aName,
+                                                 const char16_t *aString,
+                                                 char16_t **aResultString)
+{
+    DEBUG_MDN("nsMsgMdnGenerator::FormatStringFromName");
+
+    nsCOMPtr<nsIStringBundleService> bundleService =
+      mozilla::services::GetStringBundleService();
+    NS_ENSURE_TRUE(bundleService, NS_ERROR_UNEXPECTED);
+
+    nsCOMPtr <nsIStringBundle> bundle;
+    nsresult rv = bundleService->CreateBundle(MDN_STRINGBUNDLE_URL,
+                                              getter_AddRefs(bundle));
+    NS_ENSURE_SUCCESS(rv,rv);
+
+    const char16_t *formatStrings[1] = { aString };
+    rv = bundle->FormatStringFromName(aName,
+                    formatStrings, 1, aResultString);
+    NS_ENSURE_SUCCESS(rv,rv);
+    return rv;
+}
+
+nsresult nsMsgMdnGenerator::GetStringFromName(const char16_t *aName,
+                                               char16_t **aResultString)
+{
+    DEBUG_MDN("nsMsgMdnGenerator::GetStringFromName");
+
+    nsCOMPtr<nsIStringBundleService> bundleService =
+      mozilla::services::GetStringBundleService();
+    NS_ENSURE_TRUE(bundleService, NS_ERROR_UNEXPECTED);
+
+    nsCOMPtr <nsIStringBundle> bundle;
+    nsresult rv = bundleService->CreateBundle(MDN_STRINGBUNDLE_URL,
+                                              getter_AddRefs(bundle));
+    NS_ENSURE_SUCCESS(rv,rv);
+
+    rv = bundle->GetStringFromName(aName, aResultString);
+    NS_ENSURE_SUCCESS(rv,rv);
+    return rv;
+}
+
+nsresult nsMsgMdnGenerator::StoreMDNSentFlag(nsIMsgFolder *folder,
+                                             nsMsgKey key)
+{
+    DEBUG_MDN("nsMsgMdnGenerator::StoreMDNSentFlag");
+
+    nsCOMPtr<nsIMsgDatabase> msgDB;
+    nsresult rv = folder->GetMsgDatabase(getter_AddRefs(msgDB));
+    NS_ENSURE_SUCCESS(rv, rv);
+    rv = msgDB->MarkMDNSent(key, true, nullptr);
+
+    nsCOMPtr<nsIMsgImapMailFolder> imapFolder = do_QueryInterface(folder);
+    // Store the $MDNSent flag if the folder is an Imap Mail Folder
+    if (imapFolder)
+      return imapFolder->StoreImapFlags(kImapMsgMDNSentFlag, true, &key, 1, nullptr);
+    return rv;
+}
+
+nsresult nsMsgMdnGenerator::ClearMDNNeededFlag(nsIMsgFolder *folder,
+                                               nsMsgKey key)
+{
+  DEBUG_MDN("nsMsgMdnGenerator::ClearMDNNeededFlag");
+
+  nsCOMPtr<nsIMsgDatabase> msgDB;
+  nsresult rv = folder->GetMsgDatabase(getter_AddRefs(msgDB));
+  NS_ENSURE_SUCCESS(rv, rv);
+  return msgDB->MarkMDNNeeded(key, false, nullptr);
+}
+
+bool nsMsgMdnGenerator::ProcessSendMode()
+{
+    DEBUG_MDN("nsMsgMdnGenerator::ProcessSendMode");
+    int32_t miscState = 0;
+
+    if (m_identity)
+    {
+        m_identity->GetEmail(m_email);
+        if (m_email.IsEmpty())
+            return m_reallySendMdn;
+
+        const char *accountDomain = strchr(m_email.get(), '@');
+        if (!accountDomain)
+            return m_reallySendMdn;
+
+        if (MailAddrMatch(m_email.get(), m_dntRrt.get())) // return address is self, don't send
+          return false;
+
+        // *** fix me see Bug 132504 for more information
+        // *** what if the message has been filtered to different account
+        if (!PL_strcasestr(m_dntRrt.get(), accountDomain))
+            miscState |= MDN_OUTSIDE_DOMAIN;
+        if (NotInToOrCc())
+            miscState |= MDN_NOT_IN_TO_CC;
+        m_reallySendMdn = true;
+        // *********
+        // How are we gona deal with the auto forwarding issues? Some server
+        // didn't bother to add addition header or modify existing header to
+        // thev message when forwarding. They simply copy the exact same
+        // message to another user's mailbox. Some change To: to
+        // Apparently-To:
+        // Unfortunately, there is nothing we can do. It's out of our control.
+        // *********
+        // starting from lowest denominator to highest
+        if (!miscState)
+        {   // under normal situation: recipent is in to and cc list,
+            // and the sender is from the same domain
+            switch (m_otherOp)
+            {
+            default:
+            case eNeverSendOp:
+                m_reallySendMdn = false;
+                break;
+            case eAutoSendOp:
+                m_autoSend = true;
+                break;
+            case eAskMeOp:
+                m_autoSend = false;
+                break;
+            case eDeniedOp:
+                m_autoSend = true;
+                m_disposeType = eDenied;
+                break;
+            }
+        }
+        else if (miscState == (MDN_OUTSIDE_DOMAIN | MDN_NOT_IN_TO_CC))
+        {
+            if (m_outsideDomainOp != m_notInToCcOp)
+            {
+                m_autoSend = false; // ambiguous; always ask user
+            }
+            else
+            {
+                switch (m_outsideDomainOp)
+                {
+                default:
+                case eNeverSendOp:
+                    m_reallySendMdn = false;
+                    break;
+                case eAutoSendOp:
+                    m_autoSend = true;
+                    break;
+                case eAskMeOp:
+                    m_autoSend = false;
+                    break;
+                }
+            }
+        }
+        else if (miscState & MDN_OUTSIDE_DOMAIN)
+        {
+            switch (m_outsideDomainOp)
+            {
+            default:
+            case eNeverSendOp:
+                m_reallySendMdn = false;
+                break;
+            case eAutoSendOp:
+                m_autoSend = true;
+                break;
+            case eAskMeOp:
+                m_autoSend = false;
+                break;
+            }
+        }
+        else if (miscState & MDN_NOT_IN_TO_CC)
+        {
+            switch (m_notInToCcOp)
+            {
+            default:
+            case eNeverSendOp:
+                m_reallySendMdn = false;
+                break;
+            case eAutoSendOp:
+                m_autoSend = true;
+                break;
+            case eAskMeOp:
+                m_autoSend = false;
+                break;
+            }
+        }
+    }
+    return m_reallySendMdn;
+}
+
+bool nsMsgMdnGenerator::MailAddrMatch(const char *addr1, const char *addr2)
+{
+    // Comparing two email addresses returns true if matched; local/account
+    // part comparison is case sensitive; domain part comparison is case
+    // insensitive
+    DEBUG_MDN("nsMsgMdnGenerator::MailAddrMatch");
+    bool isMatched = true;
+    const char *atSign1 = nullptr, *atSign2 = nullptr;
+    const char *lt = nullptr, *local1 = nullptr, *local2 = nullptr;
+    const char *end1 = nullptr, *end2 = nullptr;
+
+    if (!addr1 || !addr2)
+        return false;
+
+    lt = strchr(addr1, '<');
+    local1 = !lt ? addr1 : lt+1;
+    lt = strchr(addr2, '<');
+    local2 = !lt ? addr2 : lt+1;
+    end1 = strchr(local1, '>');
+    if (!end1)
+        end1 = addr1 + strlen(addr1);
+    end2 = strchr(local2, '>');
+    if (!end2)
+        end2 = addr2 + strlen(addr2);
+    atSign1 = strchr(local1, '@');
+    atSign2 = strchr(local2, '@');
+    if (!atSign1 || !atSign2 // ill formed addr spec
+        || (atSign1 - local1) != (atSign2 - local2))
+        isMatched = false;
+    else if (strncmp(local1, local2, (atSign1-local1))) // case sensitive
+        // compare for local part
+        isMatched = false;
+    else if ((end1 - atSign1) != (end2 - atSign2) ||
+             PL_strncasecmp(atSign1, atSign2, (end1-atSign1))) // case
+        // insensitive compare for domain part
+        isMatched = false;
+    return isMatched;
+}
+
+bool nsMsgMdnGenerator::NotInToOrCc()
+{
+    DEBUG_MDN("nsMsgMdnGenerator::NotInToOrCc");
+    nsCString reply_to;
+    nsCString to;
+    nsCString cc;
+
+    m_identity->GetReplyTo(reply_to);
+    m_headers->ExtractHeader(HEADER_TO, true, to);
+    m_headers->ExtractHeader(HEADER_CC, true, cc);
+
+  // start with a simple check
+  if ((!to.IsEmpty() && PL_strcasestr(to.get(), m_email.get())) ||
+      (!cc.IsEmpty() && PL_strcasestr(cc.get(), m_email.get()))) {
+      return false;
+  }
+
+  if ((!reply_to.IsEmpty() && !to.IsEmpty() && PL_strcasestr(to.get(), reply_to.get())) ||
+      (!reply_to.IsEmpty() && !cc.IsEmpty() && PL_strcasestr(cc.get(), reply_to.get()))) {
+      return false;
+  }
+  return true;
+}
+
+bool nsMsgMdnGenerator::ValidateReturnPath()
+{
+    DEBUG_MDN("nsMsgMdnGenerator::ValidateReturnPath");
+    // ValidateReturnPath applies to Automatic Send Mode only. If we were not
+    // in auto send mode we simply by passing the check
+    if (!m_autoSend)
+        return m_reallySendMdn;
+
+    nsCString returnPath;
+    m_headers->ExtractHeader(HEADER_RETURN_PATH, false, returnPath);
+    if (returnPath.IsEmpty())
+    {
+      m_autoSend = false;
+      return m_reallySendMdn;
+    }
+    m_autoSend = MailAddrMatch(returnPath.get(), m_dntRrt.get());
+    return m_reallySendMdn;
+}
+
+nsresult nsMsgMdnGenerator::CreateMdnMsg()
+{
+    DEBUG_MDN("nsMsgMdnGenerator::CreateMdnMsg");
+    nsresult rv;
+
+    nsCOMPtr<nsIFile> tmpFile;
+    rv = GetSpecialDirectoryWithFileName(NS_OS_TEMP_DIR,
+                                         "mdnmsg",
+                                         getter_AddRefs(m_file));
+    NS_ENSURE_SUCCESS(rv, rv);
+
+    rv = m_file->CreateUnique(nsIFile::NORMAL_FILE_TYPE, 00600);
+    NS_ENSURE_SUCCESS(rv, rv);
+    rv = MsgNewBufferedFileOutputStream(getter_AddRefs(m_outputStream),
+                                        m_file,
+                                        PR_CREATE_FILE | PR_WRONLY | PR_TRUNCATE,
+                                        0664);
+    NS_ASSERTION(NS_SUCCEEDED(rv),"creating mdn: failed to output stream");
+    if (NS_FAILED(rv))
+        return NS_OK;
+
+    rv = CreateFirstPart();
+    if (NS_SUCCEEDED(rv))
+    {
+        rv = CreateSecondPart();
+        if (NS_SUCCEEDED(rv))
+            rv = CreateThirdPart();
+    }
+
+    if (m_outputStream)
+    {
+        m_outputStream->Flush();
+        m_outputStream->Close();
+    }
+    if (NS_FAILED(rv))
+        m_file->Remove(false);
+    else
+        rv = SendMdnMsg();
+
+    return NS_OK;
+}
+
+nsresult nsMsgMdnGenerator::CreateFirstPart()
+{
+    DEBUG_MDN("nsMsgMdnGenerator::CreateFirstPart");
+    char *convbuf = nullptr, *tmpBuffer = nullptr;
+    char *parm = nullptr;
+    nsString firstPart1;
+    nsString firstPart2;
+    nsresult rv = NS_OK;
+    nsCOMPtr <nsIMsgCompUtils> compUtils;
+
+    if (m_mimeSeparator.IsEmpty())
+    {
+      compUtils = do_GetService(NS_MSGCOMPUTILS_CONTRACTID, &rv);
+      NS_ENSURE_SUCCESS(rv, rv);
+      rv = compUtils->MimeMakeSeparator("mdn", getter_Copies(m_mimeSeparator));
+      NS_ENSURE_SUCCESS(rv, rv);
+    }
+    if (m_mimeSeparator.IsEmpty())
+      return NS_ERROR_OUT_OF_MEMORY;
+
+    tmpBuffer = (char *) PR_CALLOC(256);
+
+    if (!tmpBuffer)
+        return NS_ERROR_OUT_OF_MEMORY;
+
+    PRExplodedTime now;
+    PR_ExplodeTime(PR_Now(), PR_LocalTimeParameters, &now);
+
+    int gmtoffset = (now.tm_params.tp_gmt_offset + now.tm_params.tp_dst_offset)
+        / 60;
+  /* Use PR_FormatTimeUSEnglish() to format the date in US English format,
+     then figure out what our local GMT offset is, and append it (since
+     PR_FormatTimeUSEnglish() can't do that.) Generate four digit years as
+     per RFC 1123 (superceding RFC 822.)
+  */
+    PR_FormatTimeUSEnglish(tmpBuffer, 100,
+                           "Date: %a, %d %b %Y %H:%M:%S ",
+                           &now);
+
+    PR_snprintf(tmpBuffer + strlen(tmpBuffer), 100,
+                "%c%02d%02d" CRLF,
+                (gmtoffset >= 0 ? '+' : '-'),
+                ((gmtoffset >= 0 ? gmtoffset : -gmtoffset) / 60),
+                ((gmtoffset >= 0 ? gmtoffset : -gmtoffset) % 60));
+
+    rv = WriteString(tmpBuffer);
+    PR_Free(tmpBuffer);
+    if (NS_FAILED(rv))
+        return rv;
+
+    bool conformToStandard = false;
+    if (compUtils)
+      compUtils->GetMsgMimeConformToStandard(&conformToStandard);
+
+    nsString fullName;
+    m_identity->GetFullName(fullName);
+
+    nsCString fullAddress;
+    // convert fullName to UTF8 before passing it to MakeMimeAddress
+    MakeMimeAddress(NS_ConvertUTF16toUTF8(fullName), m_email, fullAddress);
+
+    convbuf = nsMsgI18NEncodeMimePartIIStr(fullAddress.get(),
+        true, m_charset.get(), 0, conformToStandard);
+
+    parm = PR_smprintf("From: %s" CRLF, convbuf ? convbuf : m_email.get());
+
+    rv = FormatStringFromName(u"MsgMdnMsgSentTo", NS_ConvertASCIItoUTF16(m_email).get(),
+                            getter_Copies(firstPart1));
+    if (NS_FAILED(rv))
+        return rv;
+
+    PUSH_N_FREE_STRING (parm);
+
+    PR_Free(convbuf);
+
+    if (compUtils)
+    {
+      nsCString msgId;
+      rv = compUtils->MsgGenerateMessageId(m_identity, getter_Copies(msgId));
+      tmpBuffer = PR_smprintf("Message-ID: %s" CRLF, msgId.get());
+      PUSH_N_FREE_STRING(tmpBuffer);
+    }
+
+    nsString receipt_string;
+    switch (m_disposeType)
+    {
+    case nsIMsgMdnGenerator::eDisplayed:
+        rv = GetStringFromName(
+            u"MdnDisplayedReceipt",
+            getter_Copies(receipt_string));
+        break;
+    case nsIMsgMdnGenerator::eDispatched:
+        rv = GetStringFromName(
+            u"MdnDispatchedReceipt",
+            getter_Copies(receipt_string));
+        break;
+    case nsIMsgMdnGenerator::eProcessed:
+        rv = GetStringFromName(
+            u"MdnProcessedReceipt",
+            getter_Copies(receipt_string));
+        break;
+    case nsIMsgMdnGenerator::eDeleted:
+        rv = GetStringFromName(
+            u"MdnDeletedReceipt",
+            getter_Copies(receipt_string));
+        break;
+    case nsIMsgMdnGenerator::eDenied:
+        rv = GetStringFromName(
+            u"MdnDeniedReceipt",
+            getter_Copies(receipt_string));
+        break;
+    case nsIMsgMdnGenerator::eFailed:
+        rv = GetStringFromName(
+            u"MdnFailedReceipt",
+            getter_Copies(receipt_string));
+        break;
+    default:
+        rv = NS_ERROR_INVALID_ARG;
+        break;
+    }
+
+    if (NS_FAILED(rv))
+        return rv;
+
+    receipt_string.AppendLiteral(" - ");
+
+    char * encodedReceiptString = nsMsgI18NEncodeMimePartIIStr(NS_ConvertUTF16toUTF8(receipt_string).get(), false,
+                                                               "UTF-8", 0, conformToStandard);
+
+    nsCString subject;
+    m_headers->ExtractHeader(HEADER_SUBJECT, false, subject);
+    convbuf = nsMsgI18NEncodeMimePartIIStr(subject.Length() ? subject.get() : "[no subject]",
+                                           false, m_charset.get(), 0, conformToStandard);
+    tmpBuffer = PR_smprintf("Subject: %s%s" CRLF,
+                             encodedReceiptString,
+                            (convbuf ? convbuf : (subject.Length() ? subject.get() :
+                              "[no subject]")));
+
+    PUSH_N_FREE_STRING(tmpBuffer);
+    PR_Free(convbuf);
+    PR_Free(encodedReceiptString);
+
+    convbuf = nsMsgI18NEncodeMimePartIIStr(m_dntRrt.get(), true, m_charset.get(), 0, conformToStandard);
+    tmpBuffer = PR_smprintf("To: %s" CRLF, convbuf ? convbuf :
+                            m_dntRrt.get());
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    PR_Free(convbuf);
+
+  // *** This is not in the spec. I am adding this so we could do
+  // threading
+    m_headers->ExtractHeader(HEADER_MESSAGE_ID, false, m_messageId);
+
+    if (!m_messageId.IsEmpty())
+    {
+      if (*m_messageId.get() == '<')
+          tmpBuffer = PR_smprintf("References: %s" CRLF, m_messageId.get());
+      else
+          tmpBuffer = PR_smprintf("References: <%s>" CRLF, m_messageId.get());
+      PUSH_N_FREE_STRING(tmpBuffer);
+    }
+    tmpBuffer = PR_smprintf("%s" CRLF, "MIME-Version: 1.0");
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    tmpBuffer = PR_smprintf("Content-Type: multipart/report; \
+report-type=disposition-notification;\r\n\tboundary=\"%s\"" CRLF CRLF,
+                            m_mimeSeparator.get());
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    tmpBuffer = PR_smprintf("--%s" CRLF, m_mimeSeparator.get());
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    tmpBuffer = PR_smprintf("Content-Type: text/plain; charset=UTF-8" CRLF);
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    tmpBuffer = PR_smprintf("Content-Transfer-Encoding: %s" CRLF CRLF,
+                            ENCODING_8BIT);
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    if (!firstPart1.IsEmpty())
+    {
+        tmpBuffer = PR_smprintf("%s" CRLF CRLF, NS_ConvertUTF16toUTF8(firstPart1).get());
+        PUSH_N_FREE_STRING(tmpBuffer);
+    }
+
+    switch (m_disposeType)
+    {
+    case nsIMsgMdnGenerator::eDisplayed:
+        rv = GetStringFromName(
+            u"MsgMdnDisplayed",
+            getter_Copies(firstPart2));
+        break;
+    case nsIMsgMdnGenerator::eDispatched:
+        rv = GetStringFromName(
+            u"MsgMdnDispatched",
+            getter_Copies(firstPart2));
+        break;
+    case nsIMsgMdnGenerator::eProcessed:
+        rv = GetStringFromName(
+            u"MsgMdnProcessed",
+            getter_Copies(firstPart2));
+        break;
+    case nsIMsgMdnGenerator::eDeleted:
+        rv = GetStringFromName(
+            u"MsgMdnDeleted",
+            getter_Copies(firstPart2));
+        break;
+    case nsIMsgMdnGenerator::eDenied:
+        rv = GetStringFromName(
+            u"MsgMdnDenied",
+            getter_Copies(firstPart2));
+        break;
+    case nsIMsgMdnGenerator::eFailed:
+        rv = GetStringFromName(
+            u"MsgMdnFailed",
+            getter_Copies(firstPart2));
+        break;
+    default:
+        rv = NS_ERROR_INVALID_ARG;
+        break;
+    }
+
+    if (NS_FAILED(rv))
+        return rv;
+
+    if (!firstPart2.IsEmpty())
+    {
+        tmpBuffer =
+            PR_smprintf("%s" CRLF CRLF,
+                        NS_ConvertUTF16toUTF8(firstPart2).get());
+        PUSH_N_FREE_STRING(tmpBuffer);
+    }
+
+    return rv;
+}
+
+nsresult nsMsgMdnGenerator::CreateSecondPart()
+{
+    DEBUG_MDN("nsMsgMdnGenerator::CreateSecondPart");
+    char *tmpBuffer = nullptr;
+    char *convbuf = nullptr;
+    nsresult rv = NS_OK;
+    nsCOMPtr <nsIMsgCompUtils> compUtils;
+    bool conformToStandard = false;
+
+    tmpBuffer = PR_smprintf("--%s" CRLF, m_mimeSeparator.get());
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    tmpBuffer = PR_smprintf("%s" CRLF, "Content-Type: message/disposition-notification; name=\042MDNPart2.txt\042");
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    tmpBuffer = PR_smprintf("%s" CRLF, "Content-Disposition: inline");
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    tmpBuffer = PR_smprintf("Content-Transfer-Encoding: %s" CRLF CRLF,
+                            ENCODING_7BIT);
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    nsCOMPtr<nsIHttpProtocolHandler> pHTTPHandler =
+        do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &rv);
+    if (NS_SUCCEEDED(rv) && pHTTPHandler)
+    {
+      nsAutoCString userAgentString;
+      pHTTPHandler->GetUserAgent(userAgentString);
+
+      if (!userAgentString.IsEmpty())
+      {
+        // Prepend the product name with the dns name according to RFC 3798.
+        char hostName[256];
+        PR_GetSystemInfo(PR_SI_HOSTNAME_UNTRUNCATED, hostName, sizeof hostName);
+        if ((hostName[0] != '\0') && (strchr(hostName, '.') != NULL))
+        {
+          userAgentString.Insert("; ", 0);
+          userAgentString.Insert(nsDependentCString(hostName), 0);
+        }
+
+        tmpBuffer = PR_smprintf("Reporting-UA: %s" CRLF,
+                                userAgentString.get());
+        PUSH_N_FREE_STRING(tmpBuffer);
+      }
+    }
+
+    nsCString originalRecipient;
+    m_headers->ExtractHeader(HEADER_ORIGINAL_RECIPIENT, false,
+                             originalRecipient);
+
+    if (!originalRecipient.IsEmpty())
+    {
+        tmpBuffer = PR_smprintf("Original-Recipient: %s" CRLF,
+                                originalRecipient.get());
+        PUSH_N_FREE_STRING(tmpBuffer);
+    }
+
+    compUtils = do_GetService(NS_MSGCOMPUTILS_CONTRACTID, &rv);
+    if (compUtils)
+      compUtils->GetMsgMimeConformToStandard(&conformToStandard);
+
+    convbuf = nsMsgI18NEncodeMimePartIIStr(
+        m_email.get(), true, m_charset.get(), 0,
+        conformToStandard);
+    tmpBuffer = PR_smprintf("Final-Recipient: rfc822;%s" CRLF, convbuf ?
+                            convbuf : m_email.get());
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    PR_Free (convbuf);
+
+    if (*m_messageId.get() == '<')
+        tmpBuffer = PR_smprintf("Original-Message-ID: %s" CRLF, m_messageId.get());
+    else
+        tmpBuffer = PR_smprintf("Original-Message-ID: <%s>" CRLF, m_messageId.get());
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    tmpBuffer = PR_smprintf("Disposition: %s/%s; %s" CRLF CRLF,
+                            (m_autoAction ? "automatic-action" :
+                             "manual-action"),
+                            (m_autoSend ? "MDN-sent-automatically" :
+                             "MDN-sent-manually"),
+                            DispositionTypes[(int) m_disposeType]);
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    return rv;
+}
+
+nsresult nsMsgMdnGenerator::CreateThirdPart()
+{
+    DEBUG_MDN("nsMsgMdnGenerator::CreateThirdPart");
+    char *tmpBuffer = nullptr;
+    nsresult rv = NS_OK;
+
+    tmpBuffer = PR_smprintf("--%s" CRLF, m_mimeSeparator.get());
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    tmpBuffer = PR_smprintf("%s" CRLF, "Content-Type: text/rfc822-headers; name=\042MDNPart3.txt\042");
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    tmpBuffer = PR_smprintf("%s" CRLF, "Content-Transfer-Encoding: 7bit");
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    tmpBuffer = PR_smprintf("%s" CRLF CRLF, "Content-Disposition: inline");
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    rv = OutputAllHeaders();
+
+    if (NS_FAILED(rv))
+        return rv;
+
+    rv = WriteString(CRLF);
+    if (NS_FAILED(rv))
+        return rv;
+
+    tmpBuffer = PR_smprintf("--%s--" CRLF, m_mimeSeparator.get());
+    PUSH_N_FREE_STRING(tmpBuffer);
+
+    return rv;
+}
+
+
+nsresult nsMsgMdnGenerator::OutputAllHeaders()
+{
+    DEBUG_MDN("nsMsgMdnGenerator::OutputAllHeaders");
+    nsCString all_headers;
+    int32_t all_headers_size = 0;
+    nsresult rv = NS_OK;
+
+    rv = m_headers->GetAllHeaders(all_headers);
+    if (NS_FAILED(rv))
+        return rv;
+    all_headers_size = all_headers.Length();
+    char *buf = (char *) all_headers.get(),
+        *buf_end = (char *) all_headers.get()+all_headers_size;
+    char *start = buf, *end = buf;
+
+    while (buf < buf_end)
+    {
+        switch (*buf)
+        {
+        case 0:
+            if (*(buf+1) == '\n')
+            {
+                // *buf = '\r';
+                end = buf;
+            }
+            else if (*(buf+1) == 0)
+            {
+                // the case of message id
+                *buf = '>';
+            }
+            break;
+        case '\r':
+            end = buf;
+            *buf = 0;
+            break;
+        case '\n':
+            if (buf > start && *(buf-1) == 0)
+            {
+                start = buf + 1;
+                end = start;
+            }
+            else
+            {
+                end = buf;
+            }
+            *buf = 0;
+            break;
+        default:
+            break;
+        }
+        buf++;
+
+        if (end > start && *end == 0)
+        {
+            // strip out private X-Mozilla-Status header & X-Mozilla-Draft-Info && envelope header
+            if (!PL_strncasecmp(start, X_MOZILLA_STATUS, X_MOZILLA_STATUS_LEN)
+                || !PL_strncasecmp(start, X_MOZILLA_DRAFT_INFO, X_MOZILLA_DRAFT_INFO_LEN)
+                || !PL_strncasecmp(start, "From ", 5))
+            {
+                while ( end < buf_end &&
+                        (*end == '\n' || *end == '\r' || *end == 0))
+                    end++;
+                start = end;
+            }
+            else
+            {
+                NS_ASSERTION (*end == 0, "content of end should be null");
+                rv = WriteString(start);
+                if (NS_FAILED(rv))
+                    return rv;
+                rv = WriteString(CRLF);
+                while ( end < buf_end &&
+                        (*end == '\n' || *end == '\r' || *end == 0))
+                    end++;
+                start = end;
+            }
+            buf = start;
+        }
+    }
+    return NS_OK;
+}
+
+nsresult nsMsgMdnGenerator::SendMdnMsg()
+{
+    DEBUG_MDN("nsMsgMdnGenerator::SendMdnMsg");
+    nsresult rv;
+    nsCOMPtr<nsISmtpService> smtpService = do_GetService(NS_SMTPSERVICE_CONTRACTID, &rv);
+    NS_ENSURE_SUCCESS(rv,rv);
+
+    nsCOMPtr<nsIRequest> aRequest;
+    smtpService->SendMailMessage(m_file, m_dntRrt.get(), m_identity,
+                                     nullptr, this, nullptr, nullptr, false, nullptr,
+                                     getter_AddRefs(aRequest));
+
+    return NS_OK;
+}
+
+nsresult nsMsgMdnGenerator::WriteString( const char *str )
+{
+  NS_ENSURE_ARG (str);
+  uint32_t len = strlen(str);
+  uint32_t wLen = 0;
+
+  return m_outputStream->Write(str, len, &wLen);
+}
+
+nsresult nsMsgMdnGenerator::InitAndProcess(bool *needToAskUser)
+{
+    DEBUG_MDN("nsMsgMdnGenerator::InitAndProcess");
+    nsresult rv = m_folder->GetServer(getter_AddRefs(m_server));
+    nsCOMPtr<nsIMsgAccountManager> accountManager =
+        do_GetService(NS_MSGACCOUNTMANAGER_CONTRACTID, &rv);
+    if (accountManager && m_server)
+    {
+        if (!m_identity)
+        {
+          // check if this is a message delivered to the global inbox,
+          // in which case we find the originating account's identity.
+          nsCString accountKey;
+          m_headers->ExtractHeader(HEADER_X_MOZILLA_ACCOUNT_KEY, false,
+                                   accountKey);
+          nsCOMPtr <nsIMsgAccount> account;
+          if (!accountKey.IsEmpty())
+            accountManager->GetAccount(accountKey, getter_AddRefs(account));
+          if (account)
+            account->GetIncomingServer(getter_AddRefs(m_server));
+
+          if (m_server)
+          {
+            // Find the correct identity based on the "To:" and "Cc:" header
+            nsCString mailTo;
+            nsCString mailCC;
+            m_headers->ExtractHeader(HEADER_TO, true, mailTo);
+            m_headers->ExtractHeader(HEADER_CC, true, mailCC);
+            nsCOMPtr<nsIArray> servIdentities;
+            accountManager->GetIdentitiesForServer(m_server, getter_AddRefs(servIdentities));
+            if (servIdentities)
+            {
+              nsCOMPtr<nsIMsgIdentity> ident;
+              nsCString identEmail;
+              uint32_t count = 0;
+              servIdentities->GetLength(&count);
+              // First check in the "To:" header
+              for (uint32_t i = 0; i < count; i++)
+              {
+                ident = do_QueryElementAt(servIdentities, i, &rv);
+                if (NS_FAILED(rv))
+                  continue;
+                ident->GetEmail(identEmail);
+                if (!mailTo.IsEmpty() && !identEmail.IsEmpty() &&
+                    mailTo.Find(identEmail, CaseInsensitiveCompare) != kNotFound)
+                {
+                  m_identity = ident;
+                  break;
+                }
+              }
+              // If no match, check the "Cc:" header
+              if (!m_identity)
+              {
+                for (uint32_t i = 0; i < count; i++)
+                {
+                  rv = servIdentities->QueryElementAt(i, NS_GET_IID(nsIMsgIdentity),getter_AddRefs(ident));
+                  if (NS_FAILED(rv))
+                    continue;
+                  ident->GetEmail(identEmail);
+                  if (!mailCC.IsEmpty() && !identEmail.IsEmpty() &&
+                      mailCC.Find(identEmail, CaseInsensitiveCompare) != kNotFound)
+                  {
+                    m_identity = ident;
+                    break;
+                  }
+                }
+              }
+            }
+
+            // If no match again, use the first identity
+            if (!m_identity)
+              rv = accountManager->GetFirstIdentityForServer(m_server, getter_AddRefs(m_identity));
+          }
+        }
+        NS_ENSURE_SUCCESS(rv,rv);
+
+        if (m_identity)
+        {
+            bool useCustomPrefs = false;
+            m_identity->GetBoolAttribute("use_custom_prefs", &useCustomPrefs);
+            if (useCustomPrefs)
+            {
+                bool bVal = false;
+                m_server->GetBoolValue("mdn_report_enabled", &bVal);
+                m_mdnEnabled = bVal;
+                m_server->GetIntValue("mdn_not_in_to_cc", &m_notInToCcOp);
+                m_server->GetIntValue("mdn_outside_domain",
+                                      &m_outsideDomainOp);
+                m_server->GetIntValue("mdn_other", &m_otherOp);
+            }
+            else
+            {
+                bool bVal = false;
+
+                nsCOMPtr<nsIPrefBranch> prefBranch(do_GetService(NS_PREFSERVICE_CONTRACTID, &rv));
+                if (NS_FAILED(rv))
+                    return rv;
+
+                if(prefBranch)
+                {
+                    prefBranch->GetBoolPref("mail.mdn.report.enabled",
+                                           &bVal);
+                    m_mdnEnabled = bVal;
+                    prefBranch->GetIntPref("mail.mdn.report.not_in_to_cc",
+                                           &m_notInToCcOp);
+                    prefBranch->GetIntPref("mail.mdn.report.outside_domain",
+                                           &m_outsideDomainOp);
+                    prefBranch->GetIntPref("mail.mdn.report.other",
+                                           &m_otherOp);
+                }
+            }
+        }
+    }
+
+    rv = m_folder->GetCharset(m_charset);
+    if (m_mdnEnabled)
+    {
+        m_headers->ExtractHeader(HEADER_DISPOSITION_NOTIFICATION_TO, false,
+                                 m_dntRrt);
+        if (m_dntRrt.IsEmpty())
+            m_headers->ExtractHeader(HEADER_RETURN_RECEIPT_TO, false,
+                                     m_dntRrt);
+        if (!m_dntRrt.IsEmpty() && ProcessSendMode() && ValidateReturnPath())
+        {
+            if (!m_autoSend)
+            {
+                *needToAskUser = true;
+                rv = NS_OK;
+            }
+            else
+            {
+                *needToAskUser = false;
+                rv = UserAgreed();
+            }
+        }
+    }
+    return rv;
+}
+
+NS_IMETHODIMP nsMsgMdnGenerator::Process(EDisposeType type,
+                                         nsIMsgWindow *aWindow,
+                                         nsIMsgFolder *folder,
+                                         nsMsgKey key,
+                                         nsIMimeHeaders *headers,
+                                         bool autoAction,
+                                         bool *_retval)
+{
+    DEBUG_MDN("nsMsgMdnGenerator::Process");
+    NS_ENSURE_ARG_POINTER(folder);
+    NS_ENSURE_ARG_POINTER(headers);
+    NS_ENSURE_ARG_POINTER(aWindow);
+    NS_ENSURE_TRUE(key != nsMsgKey_None, NS_ERROR_INVALID_ARG);
+    m_disposeType = type;
+    m_autoAction = autoAction;
+    m_window = aWindow;
+    m_folder = folder;
+    m_headers = headers;
+    m_key = key;
+
+    mozilla::DebugOnly<nsresult> rv = InitAndProcess(_retval);
+    NS_ASSERTION(NS_SUCCEEDED(rv), "InitAndProcess failed");
+    return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgMdnGenerator::UserAgreed()
+{
+  DEBUG_MDN("nsMsgMdnGenerator::UserAgreed");
+  (void) NoteMDNRequestHandled();
+  return CreateMdnMsg();
+}
+
+NS_IMETHODIMP nsMsgMdnGenerator::UserDeclined()
+{
+  DEBUG_MDN("nsMsgMdnGenerator::UserDeclined");
+  return NoteMDNRequestHandled();
+}
+
+/**
+ * Set/clear flags appropriately so we won't ask user again about MDN
+ * request for this message.
+ */
+nsresult nsMsgMdnGenerator::NoteMDNRequestHandled()
+{
+  nsresult rv = StoreMDNSentFlag(m_folder, m_key);
+  NS_ASSERTION(NS_SUCCEEDED(rv), "StoreMDNSentFlag failed");
+  rv = ClearMDNNeededFlag(m_folder, m_key);
+  NS_ASSERTION(NS_SUCCEEDED(rv), "ClearMDNNeededFlag failed");
+  return rv;
+}
+
+NS_IMETHODIMP nsMsgMdnGenerator::OnStartRunningUrl(nsIURI *url)
+{
+    DEBUG_MDN("nsMsgMdnGenerator::OnStartRunningUrl");
+    return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgMdnGenerator::OnStopRunningUrl(nsIURI *url,
+                                                  nsresult aExitCode)
+{
+    nsresult rv;
+
+    DEBUG_MDN("nsMsgMdnGenerator::OnStopRunningUrl");
+    if (m_file)
+      m_file->Remove(false);
+
+    if (NS_SUCCEEDED(aExitCode))
+      return NS_OK;
+
+    const char16_t* exitString;
+
+    switch (aExitCode)
+    {
+      case NS_ERROR_UNKNOWN_HOST:
+      case NS_ERROR_UNKNOWN_PROXY_HOST:
+        exitString = u"smtpSendFailedUnknownServer";
+        break;
+      case NS_ERROR_CONNECTION_REFUSED:
+      case NS_ERROR_PROXY_CONNECTION_REFUSED:
+        exitString = u"smtpSendRequestRefused";
+        break;
+      case NS_ERROR_NET_INTERRUPT:
+      case NS_ERROR_ABORT: // we have no proper string for error code NS_ERROR_ABORT in compose bundle
+        exitString = u"smtpSendInterrupted";
+        break;
+      case NS_ERROR_NET_TIMEOUT:
+      case NS_ERROR_NET_RESET:
+        exitString = u"smtpSendTimeout";
+        break;
+      default:
+        exitString = errorStringNameForErrorCode(aExitCode);
+        break;
+    }
+
+    nsCOMPtr<nsISmtpService> smtpService(do_GetService(NS_SMTPSERVICE_CONTRACTID, &rv));
+    NS_ENSURE_SUCCESS(rv,rv);
+
+    // Get the smtp hostname and format the string.
+    nsCString smtpHostName;
+    nsCOMPtr<nsISmtpServer> smtpServer;
+    rv = smtpService->GetServerByIdentity(m_identity, getter_AddRefs(smtpServer));
+    if (NS_SUCCEEDED(rv))
+      smtpServer->GetHostname(smtpHostName);
+
+    nsAutoString hostStr;
+    CopyASCIItoUTF16(smtpHostName, hostStr);
+    const char16_t *params[] = { hostStr.get() };
+
+    nsCOMPtr<nsIStringBundle> bundle;
+    nsCOMPtr<nsIStringBundleService> bundleService =
+      mozilla::services::GetStringBundleService();
+    NS_ENSURE_TRUE(bundleService, NS_ERROR_UNEXPECTED);
+
+    rv = bundleService->CreateBundle(
+      "chrome://messenger/locale/messengercompose/composeMsgs.properties",
+      getter_AddRefs(bundle));
+    NS_ENSURE_SUCCESS(rv, rv);
+
+    nsString failed_msg, dialogTitle;
+
+    bundle->FormatStringFromName(exitString, params, 1, getter_Copies(failed_msg));
+    bundle->GetStringFromName(u"sendMessageErrorTitle", getter_Copies(dialogTitle));
+
+    nsCOMPtr<nsIPrompt> dialog;
+    rv = m_window->GetPromptDialog(getter_AddRefs(dialog));
+    if (NS_SUCCEEDED(rv))
+      dialog->Alert(dialogTitle.get(),failed_msg.get());
+
+    return NS_OK;
+}
diff --git a/mailnews/extensions/mdn/src/nsMsgMdnGenerator.h b/mailnews/extensions/mdn/src/nsMsgMdnGenerator.h
new file mode 100644
index 000000000..54b6efab4
--- /dev/null
+++ b/mailnews/extensions/mdn/src/nsMsgMdnGenerator.h
@@ -0,0 +1,90 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef _nsMsgMdnGenerator_H_
+#define _nsMsgMdnGenerator_H_
+
+#include "nsIMsgMdnGenerator.h"
+#include "nsCOMPtr.h"
+#include "nsIUrlListener.h"
+#include "nsIMsgIncomingServer.h"
+#include "nsIOutputStream.h"
+#include "nsIFile.h"
+#include "nsIMsgIdentity.h"
+#include "nsIMsgWindow.h"
+#include "nsIMimeHeaders.h"
+#include "nsStringGlue.h"
+#include "MailNewsTypes2.h"
+
+#define eNeverSendOp ((int32_t) 0)
+#define eAutoSendOp ((int32_t) 1)
+#define eAskMeOp ((int32_t) 2)
+#define eDeniedOp ((int32_t) 3)
+
+class nsMsgMdnGenerator : public nsIMsgMdnGenerator, public nsIUrlListener
+{
+public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIMSGMDNGENERATOR
+  NS_DECL_NSIURLLISTENER
+
+  nsMsgMdnGenerator();
+
+private:
+  virtual ~nsMsgMdnGenerator();
+
+  // Sanity Check methods
+  bool ProcessSendMode(); // must called prior ValidateReturnPath
+  bool ValidateReturnPath();
+  bool NotInToOrCc();
+  bool MailAddrMatch(const char *addr1, const char *addr2);
+
+  nsresult StoreMDNSentFlag(nsIMsgFolder *folder, nsMsgKey key);
+  nsresult ClearMDNNeededFlag(nsIMsgFolder *folder, nsMsgKey key);
+  nsresult NoteMDNRequestHandled();
+
+  nsresult CreateMdnMsg();
+  nsresult CreateFirstPart();
+  nsresult CreateSecondPart();
+  nsresult CreateThirdPart();
+  nsresult SendMdnMsg();
+
+  // string bundle helper methods
+  nsresult GetStringFromName(const char16_t *aName, char16_t **aResultString);
+  nsresult FormatStringFromName(const char16_t *aName,
+                                const char16_t *aString,
+                                char16_t **aResultString);
+
+  // other helper methods
+  nsresult InitAndProcess(bool *needToAskUser);
+  nsresult OutputAllHeaders();
+  nsresult WriteString(const char *str);
+
+private:
+  EDisposeType m_disposeType;
+  nsCOMPtr<nsIMsgWindow> m_window;
+  nsCOMPtr<nsIOutputStream> m_outputStream;
+  nsCOMPtr<nsIFile> m_file;
+  nsCOMPtr<nsIMsgIdentity> m_identity;
+  nsMsgKey m_key;
+  nsCString m_charset;
+  nsCString m_email;
+  nsCString m_mimeSeparator;
+  nsCString m_messageId;
+  nsCOMPtr<nsIMsgFolder> m_folder;
+  nsCOMPtr<nsIMsgIncomingServer> m_server;
+  nsCOMPtr<nsIMimeHeaders> m_headers;
+  nsCString m_dntRrt;
+  int32_t m_notInToCcOp;
+  int32_t m_outsideDomainOp;
+  int32_t m_otherOp;
+  bool m_reallySendMdn;
+  bool m_autoSend;
+  bool m_autoAction;
+  bool m_mdnEnabled;
+};
+
+#endif // _nsMsgMdnGenerator_H_
+
-- 
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