+;; attach files to mu4e messages by marking the file(s) in dired and pressing C-c RET C-a
+(add-hook 'dired-mode-hook 'turn-on-gnus-dired-mode)
+;; Define favourite query used in mailcount modeline
+(add-to-list 'mu4e-bookmarks
+ ;; add favourite.
+ '( :name "Last 24h's messages"
+ :key ?l
+ :favorite y
+ :query "date:24h..now AND NOT flag:trashed"))
+
+;; Create custom spam status header and show in message view
+(add-to-list 'mu4e-header-info-custom
+ '(:spam-status .
+ ( :name "Spam-Status" ;; long name, as seen in the message-view
+ :shortname "Spam" ;; short name, as seen in the headers view
+ :help "The Spam status" ;; tooltip
+ ;; uses mu4e-fetch-field which is rel. slow, so only appropriate
+ ;; for mu4e-view-fields, and _not_ mu4e-headers-fields
+ :function (lambda (msg)
+ (or (string-join (seq-take (split-string (or (mu4e-fetch-field msg "X-Spam-Status") "") " ") 2) " ") "")))))
+(add-to-list 'mu4e-view-fields :spam-status)
+
+;; Resize image attachments when sending email
+(defvar mu4e-resize-image-types '("jpg" "png" "svg" "jpeg")
+ "List of attached image types to resize.")
+
+(defvar mu4e-inhibit-resize nil)
+
+(defun mu4e-resize-image-attachments ()
+ (unless mu4e-inhibit-resize
+ (let (cmds
+ (image-types
+ (mapconcat #'identity mu4e-resize-image-types "\\|")))
+ (save-excursion
+ (message-goto-body-1)
+ (while (re-search-forward
+ (format "<#part.+\\(filename=\"\\)\\(.+\\(\\.%s\\)\\)\""
+ image-types)
+ nil t)
+ (let* ((infile (match-string-no-properties 2))
+ (outfile (concat (temporary-file-directory)
+ (file-name-nondirectory infile))))
+ (push (format "convert %s -resize 1200x1200\\> %s"
+ (shell-quote-argument infile)
+ (shell-quote-argument outfile))
+ cmds)
+ (replace-match outfile t t nil 2)))
+ (mapcar #'shell-command cmds)))))
+
+(add-hook 'message-send-hook 'mu4e-resize-image-attachments)
+
+(defun mu4e-inhibit-resize()
+ (interactive)
+ (set (make-local-variable 'mu4e-inhibit-resize) t))
+