From: plugd <plugd@thelambdalab.xyz>
Date: Mon, 19 Jul 2021 22:03:41 +0000 (+0200)
Subject: Working on multiple recipient (CC) support.
X-Git-Url: https://thelambdalab.xyz/gitweb/index.cgi?a=commitdiff_plain;h=1a3fec49ea23af305bfc4358b1124af5efb954b5;p=lambdamail.git

Working on multiple recipient (CC) support.
---

diff --git a/lambdamail.scm b/lambdamail.scm
index a2fd01d..87dd145 100644
--- a/lambdamail.scm
+++ b/lambdamail.scm
@@ -21,7 +21,7 @@
 
 (define-record config host port spool-dir user group)
 (define-record message to from text user password)
-(define (make-empty-message) (make-message "" "" "" "" ""))
+(define (make-empty-message) (make-message '() "" "" "" ""))
 
 (define (time-stamp)
   (time->string (seconds->local-time) "%d %b %Y %T %z"))
@@ -129,23 +129,22 @@
             (smtp-session 'send "250 ok")
             (loop msg received-messages))
            ((smtp-command? "rcpt to:" line)
-            (message-to-set! msg (smtp-command-args "rcpt to:" line))
+            (message-to-set! msg (cons (smtp-command-args "rcpt to:" line)
+                                       (message-to msg)))
             (if (message-valid? msg config)
                 (smtp-session 'send "250 ok")
                 (smtp-session 'send "551 relay forbidden"))
             (loop msg received-messages))
            ((smtp-command? "data" line)
             (smtp-session 'send "354 intermediate")
-            (let text-loop ((text (conc "Received: from " (smtp-session 'helo) "\n"
-                                        "\tby " (config-host config) "\n"
-                                        "\tfor " (message-to msg) ";\n"
-                                        "\t" (time-stamp) "\n")))
+            (let text-loop ((text '()))
               (let ((text-line (smtp-session 'get-line)))
                 (if (string=? "." text-line)
                     (message-text-set! msg text)
                     (text-loop (conc text text-line "\n")))))
             (smtp-session 'send "250 ok")
-            (loop (make-empty-message) (cons msg received-messages)))
+            (loop (make-empty-message) (append (get-single-recipient-messages msg smtp-session)
+                                               received-messages)))
            ((smtp-command? "quit" line)
             (smtp-session 'send "221 closing transmission channel")
             received-messages)
@@ -155,6 +154,19 @@
             (smtp-session 'send "502 command not implemented")
             (loop msg received-messages)))))))
 
+(define (get-single-recipient-messages smtp-session msg)
+  (map
+   (lambda (to)
+     (make-message to (message-from msg)
+                   (conc "Received: from " (smtp-session 'helo) "\n"
+                         "\tby " (config-host config) "\n"
+                         "\tfor " to ";\n"
+                         "\t" (time-stamp) "\n"
+                         (message-text msg))
+                   (message-user msg)
+                   (message-password msg)))
+   (message-to msg)))
+
 
 ;;; Message stamping and validation
 ;;