From 4411a0aaf1fe9c3302126cf8c4fe99d01deab09f Mon Sep 17 00:00:00 2001
From: Paul Wilde <paul@wilde.cloud>
Date: Wed, 11 Aug 2021 09:33:06 +0100
Subject: [PATCH] added ms-autodiscover

---
 src/core/init/responder.php         |  9 +++++
 src/public/autoconfig.php           | 31 ++++++++++------
 src/public/autodiscover.php         | 56 +++++++++++++++++------------
 src/sample-config/config.sample.ini |  1 +
 test-entry.sh                       |  4 +++
 test-server.sh                      | 10 ++++++
 6 files changed, 79 insertions(+), 32 deletions(-)
 create mode 100755 test-entry.sh
 create mode 100644 test-server.sh

diff --git a/src/core/init/responder.php b/src/core/init/responder.php
index 9a49c66..6e2a40f 100644
--- a/src/core/init/responder.php
+++ b/src/core/init/responder.php
@@ -40,6 +40,9 @@ class Responder {
       case "mail/config-v1.1.xml":
         $resp = $this->moz_auto_config();
         break;
+      case "autodiscover":
+        $resp = $this->ms_autodiscover();
+        break;
       case "none":
       case "test":
       case "home":
@@ -70,6 +73,12 @@ class Responder {
     $response->content = "public/autoconfig.php";
     return $response;
   }
+  private function ms_autodiscover(){
+    $response = new Response();
+    $response->content_type = "xml";
+    $response->content = "public/autodiscover.php";
+    return $response;
+  }
   private function dummy_response(){
     // Generate a dummy response for testing
     $response = new Response();
diff --git a/src/public/autoconfig.php b/src/public/autoconfig.php
index d727289..89bd1c2 100644
--- a/src/public/autoconfig.php
+++ b/src/public/autoconfig.php
@@ -2,29 +2,40 @@
 $conf = Core::$Config["Services"];
 $data = Core::get_get_data();
 $email_provided = false;
-if ($data["path"]) {
+$display_name = false;
+$emailaddress = false;
+if ($data["emailaddress"]) {
+  $email_address = $data["emailaddress"];
+  $display_name = $email_address;
+  $email_provided = true;
+} else if ($data["path"]) {
   $query = parse_url($data["path"]);
-  $email = explode("=",$query["query"]);
-  if ($email[0] == "emailaddress") {
-    $email = $email[1];
+  $email_address = explode("=",$query["query"]);
+  if ($email_address[0] == "emailaddress") {
+    $email_address = $email[1];
     $email_provided = true;
-    if (Core::$Config["LogonDomain"]) {
-      $email = str_ireplace(Core::$Config["Domain"],Core::$Config["LogonDomain"],$email);
-    }
+    $display_name = $email_address;
+  }
+}
+if ($email_provided) {
+  if(!Core::$Config["RequireAuthDomain"]) {
+    $email_address = str_ireplace("@".Core::$Config["Domain"],"",$email_address);
+  } else if (Core::$Config["LogonDomain"]) {
+    $email_address = str_ireplace(Core::$Config["Domain"],Core::$Config["LogonDomain"],$email_address);
   }
 }
 ?>
 <clientConfig version="1.1">
  <emailProvider id="<?php echo Core::$Config["Domain"]?>">
    <domain><?php echo Core::$Config["Domain"]?></domain>
-   <displayName><?php echo $email_provided ? $email : "%EMAILADDRESS%" ;?></displayName>
+   <displayName><?php echo $email_provided ? $display_name : "%EMAILADDRESS%" ;?></displayName>
    <?php if($conf["InMail"]){
      $in = $conf["InMail"]; ?>
      <incomingServer type="<?php echo strtolower($in["Type"]);?>">
        <hostname><?php echo $in["Server"];?></hostname>
        <port><?php echo $in["Port"];?></port>
        <socketType><?php echo $in["SocketType"];?></socketType>
-       <username><?php echo $email_provided ? $email : "%EMAILADDRESS%";?></username>
+       <username><?php echo $email_provided ? $email_address : "%EMAILADDRESS%";?></username>
        <authentication><?php echo $in["Authentication"];?></authentication>
      </incomingServer>
    <?php } ?>
@@ -34,7 +45,7 @@ if ($data["path"]) {
      <hostname><?php echo $out["Server"];?></hostname>
      <port><?php echo $out["Port"];?></port>
      <socketType><?php echo $out["SocketType"];?></socketType>
-     <username><?php echo $email_provided ? $email : "%EMAILADDRESS%";?></username>
+     <username><?php echo $email_provided ? $email_address : "%EMAILADDRESS%";?></username>
      <authentication><?php echo $out["Authentication"];?></authentication>
    </outgoingServer>
    <?php } ?>
diff --git a/src/public/autodiscover.php b/src/public/autodiscover.php
index 4c62467..c9f5094 100644
--- a/src/public/autodiscover.php
+++ b/src/public/autodiscover.php
@@ -1,30 +1,42 @@
+<?php
+$conf = Core::$Config["Services"];
+//get raw POST data so we can extract the email address
+$data = file_get_contents("php://input");
+preg_match("/\<EMailAddress\>(.*?)\<\/EMailAddress\>/", $data, $matches);
+echo '<?xml version="1.0" encoding="utf-8" ?>'; ?>
 <Autodiscover xmlns="http://schemas.microsoft.com/exchange/autodiscover/responseschema/2006">
    <Response xmlns="http://schemas.microsoft.com/exchange/autodiscover/outlook/responseschema/2006a">
        <Account>
            <AccountType>email</AccountType>
            <Action>settings</Action>
-           <Protocol>
-               <Type>IMAP</Type>
-               <Server>server.hostname.com</Server>
-               <Port>993</Port>
-               <DomainRequired>off</DomainRequired>
-               <LoginName><?php echo $matches[1]; ?></LoginName>
-               <SPA>off</SPA>
-               <SSL>on</SSL>
-               <AuthRequired>on</AuthRequired>
-           </Protocol>
-           <Protocol>
-               <Type>SMTP</Type>
-               <Server>server.hostname.com</Server>
-               <Port>587</Port>
-               <DomainRequired>off</DomainRequired>
-               <LoginName><?php echo $matches[1]; ?></LoginName>
-               <SPA>off</SPA>
-               <Encryption>TLS</Encryption>
-               <AuthRequired>on</AuthRequired>
-               <UsePOPAuth>off</UsePOPAuth>
-               <SMTPLast>off</SMTPLast>
-           </Protocol>
+           <?php if ($conf["InMail"]){
+             $in = $conf["InMail"];?>
+            <Protocol>
+                <Type><?php echo $in["Type"];?></Type>
+                <Server><?php echo $in["Server"];?></Server>
+                <Port><?php echo $in["Port"];?></Port>
+                <DomainRequired><?php echo Core::$Config["RequireAuthDomain"] ? "on" : "off";?></DomainRequired>
+                <LoginName><?php echo $matches[1]; ?></LoginName>
+                <SPA><?php echo $in["SPA"] ? "on" : "off";?></SPA>
+                <SSL><?php echo $in["SocketType"] == "SSL" ? "on" : "off";?></SSL>
+                <AuthRequired><?php echo $in["NoAuthRequired"] ? "off" : "on";?></AuthRequired>
+            </Protocol>
+            <?php }
+            if ($conf["OutMail"]) {
+              $out = $conf["OutMail"];?>
+            <Protocol>
+                <Type><?php echo $out["Type"];?></Type>
+                <Server><?php echo $out["Server"];?></Server>
+                <Port><?php echo $out["Port"];?></Port>
+                <DomainRequired><?php echo Core::$Config["RequireAuthDomain"] ? "on" : "off";?></DomainRequired>
+                <LoginName><?php echo $matches[1]; ?></LoginName>
+                <SPA><?php echo $in["SPA"] ? "on" : "off";?></SPA>
+                <Encryption><?php echo $in["SocketType"];?></Encryption>
+                <AuthRequired><?php echo $in["NoAuthRequired"] ? "off" : "on";?></AuthRequired>
+                <UsePOPAuth><?php echo $in["POPAuth"] ? "on" : "off";?></UsePOPAuth>
+                <SMTPLast><?php echo $in["SMTPLast"] ? "on" : "off";?></SMTPLast>
+            </Protocol>
+            <?php } ?>
        </Account>
    </Response>
 </Autodiscover>
diff --git a/src/sample-config/config.sample.ini b/src/sample-config/config.sample.ini
index b89f781..a163648 100644
--- a/src/sample-config/config.sample.ini
+++ b/src/sample-config/config.sample.ini
@@ -4,6 +4,7 @@
 ; Set the base domain for use with this service
 Domain = example.com
 LogonDomain = example.local
+RequireAuthDomain = false
 
 ; Admin User configuration
 ; not in use yet
diff --git a/test-entry.sh b/test-entry.sh
new file mode 100755
index 0000000..50df86c
--- /dev/null
+++ b/test-entry.sh
@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+a2enmod rewrite
+service apache2 stop
+exec apache2-foreground
diff --git a/test-server.sh b/test-server.sh
new file mode 100644
index 0000000..98b0efe
--- /dev/null
+++ b/test-server.sh
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+podman run --name davdiscover-test \
+  --rm \
+  -p "8010:80" \
+  -v ./src:/var/www/html/ \
+  -v ./config:/var/www/html/config \
+  -v ./test-entry.sh:/test-entry.sh \
+  --entrypoint "/bin/bash" \
+  php:7.4-apache \
+  /test-entry.sh