X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=emacs%2Fnotmuch-mua.el;h=23f3d8b12cf10dbca3f6e8cdc8079718fbc04ab5;hp=df2ac4470f5200fcfb183f5c1cf01c5c84a15c24;hb=3b807db52b1c5e638f78df94f075389277bd3532;hpb=e8cb6b2cd63c9ea8a011cb9f672baf04b4c14f7b

diff --git a/emacs/notmuch-mua.el b/emacs/notmuch-mua.el
index df2ac447..23f3d8b1 100644
--- a/emacs/notmuch-mua.el
+++ b/emacs/notmuch-mua.el
@@ -115,8 +115,45 @@ multiple parts get a header."
 		(function :tag "Other"))
   :group 'notmuch-reply)
 
+(defcustom notmuch-mua-attachment-regexp
+  "\\b\\(attache\?ment\\|attached\\|attach\\|pi[èe]ce\s+jointe?\\)\\b"
+  "Message body text indicating that an attachment is expected.
+
+This is not used unless `notmuch-mua-attachment-check' is added
+to `notmuch-mua-send-hook'.")
+
 ;;
 
+(defun notmuch-mua-attachment-check ()
+  "Signal an error if the message text indicates that an
+attachment is expected but no MML referencing an attachment is
+found.
+
+Typically this is added to `notmuch-mua-send-hook'."
+  (when (and
+	 ;; When the message mentions attachment...
+	 (save-excursion
+	   (message-goto-body)
+	   (loop while (re-search-forward notmuch-mua-attachment-regexp (point-max) t)
+		 ;; For every instance of the "attachment" string
+		 ;; found, examine the text properties. If the text
+		 ;; has either a `face' or `syntax-table' property
+		 ;; then it is quoted text and should *not* cause the
+		 ;; user to be asked about a missing attachment.
+		 if (let ((props (text-properties-at (match-beginning 0))))
+		      (not (or (memq 'syntax-table props)
+			       (memq 'face props))))
+		 return t
+		 finally return nil))
+	 ;; ...but doesn't have a part with a filename...
+	 (save-excursion
+	   (message-goto-body)
+	   (not (re-search-forward "^<#part [^>]*filename=" nil t)))
+	 ;; ...and that's not okay...
+	 (not (y-or-n-p "Attachment mentioned, but no attachment - is that okay?")))
+    ;; ...signal an error.
+    (error "Missing attachment")))
+
 (defun notmuch-mua-get-switch-function ()
   "Get a switch function according to `notmuch-mua-compose-in'."
   (cond ((eq notmuch-mua-compose-in 'current-window)
@@ -306,7 +343,7 @@ modified. This function is notmuch addaptation of
 	  (if window
 	      ;; Raise the frame already displaying the message buffer.
 	      (progn
-		(gnus-select-frame-set-input-focus (window-frame window))
+		(select-frame-set-input-focus (window-frame window))
 		(select-window window))
 	    (funcall switch-function buffer)
 	    (set-buffer buffer))
@@ -433,8 +470,9 @@ the From: address."
   (let* ((other-headers
 	  (when (or prompt-for-sender notmuch-always-prompt-for-sender)
 	    (list (cons 'From (notmuch-mua-prompt-for-sender)))))
-	 forward-subject) ;; Comes from the first message and is
+	 forward-subject  ;; Comes from the first message and is
 			  ;; applied later.
+	 forward-references) ;; List of accumulated message-references of forwarded messages
 
     ;; Generate the template for the outgoing message.
     (notmuch-mua-mail nil "" other-headers nil (notmuch-mua-get-switch-function))
@@ -452,7 +490,8 @@ the From: address."
 		  ;; Because we process the messages in reverse order,
 		  ;; always generate a forwarded subject, then use the
 		  ;; last (i.e. first) one.
-		  (setq forward-subject (message-make-forward-subject)))
+		  (setq forward-subject (message-make-forward-subject))
+		  (push (message-fetch-field "Message-ID") forward-references))
 		;; Make a copy ready to be forwarded in the
 		;; composition buffer.
 		(message-forward-make-body temp-buffer)
@@ -466,7 +505,10 @@ the From: address."
       (save-restriction
 	(message-narrow-to-headers)
 	(message-remove-header "Subject")
-	(message-add-header (concat "Subject: " forward-subject)))
+	(message-add-header (concat "Subject: " forward-subject))
+	(message-remove-header "References")
+	(message-add-header (concat "References: "
+				    (mapconcat 'identity forward-references " "))))
 
       ;; `message-forward-make-body' shows the User-agent header.  Hide
       ;; it again.