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feat(mu4e): prompt for subject when absent

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Give the user a chance to set the subject when about to send a message
without a subject line.
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TEC 2021-09-20 23:38:13 +08:00 • committed by Henrik Lissner
parent 4373109721
commit 9fa122cc31
1 changed files with 15 additions and 0 deletions
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15
modules/email/mu4e/config.el
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@ -165,6 +165,21 @@
(when (fboundp 'make-xwidget)
(add-to-list 'mu4e-view-actions '("xwidgets view" . mu4e-action-view-with-xwidget)))
;; Detect empty subjects, and give users an opotunity to fill something in
(defun +mu4e-check-for-subject ()
"Check that a subject is present, and prompt for a subject if not."
(save-excursion
(goto-char (point-min))
(search-forward "--text follows this line--")
(re-search-backward "^Subject:") ; this should be present no matter what
(let ((subject (string-trim (substring (thing-at-point 'line) 8))))
(when (string-empty-p subject)
(end-of-line)
(insert (read-string "Subject (optional): "))
(message "Sending...")))))
(add-hook 'message-send-hook #'+mu4e-check-for-subject)
;; The header view needs a certain amount of horizontal space to
;; actually show you all the information you want to see
;; so if the header view is entered from a narrow frame,