mirror of https://github.com/djcb/mu.git
* mu4e: refactor part of mu4e-compose into the new mu4e-draft.el
This commit is contained in:
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@ -81,6 +81,7 @@
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(require 'mu4e-proc)
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(require 'mu4e-actions)
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(require 'mu4e-message)
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(require 'mu4e-draft)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Composing / Sending messages
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@ -88,12 +89,6 @@
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"Customizations for composing/sending messages."
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:group 'mu4e)
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(defcustom mu4e-reply-to-address nil
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"The Reply-To address (if this, for some reason, is not equal to
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the From: address.)"
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:type 'string
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:group 'mu4e-compose)
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(defcustom mu4e-sent-messages-behavior 'sent
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"Determines what mu4e does with sent messages - this is a symbol
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which can be either:
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@ -109,22 +104,11 @@ sent folder."
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:safe 'symbolp
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:group 'mu4e-compose)
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(defcustom mu4e-compose-keep-self-cc nil
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"Non-nil means your e-mail address is kept on the CC list when
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replying to messages."
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:type 'boolean
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:group 'mu4e-compose)
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(defvar mu4e-compose-pre-hook nil
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"Hook run just *before* message composition starts. If the
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compose-type is either /reply/ or /forward/, the variable
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`mu4e-compose-parent-message' points to the message replied to /
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being forwarded / edited.")
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(defvar mu4e-compose-parent-message nil
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"The parent message plist -- the message being replied to,
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forwarded or edited; used in `mu4e-compose-pre-hook. For new
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messages, it is nil.")
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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@ -144,313 +128,6 @@ messages, it is nil.")
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"attachment")))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(defun mu4e~compose-user-agent-construct ()
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"Return the User-Agent string for mu4e. This is either the value
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of `mu4e-user-agent', or, if not set, a string based on the versions
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of mu4e and emacs."
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(format "mu4e %s; emacs %s" mu4e-mu-version emacs-version))
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(defun mu4e~compose-cite-original (msg)
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"Return a cited version of the original message MSG (ie., the
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plist). This function use gnus' `message-cite-function', and as
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such all its settings apply."
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(with-temp-buffer
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(when (fboundp 'mu4e-view-message-text) ;; keep bytecompiler happy
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(insert (mu4e-view-message-text msg))
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;; this seems to be needed, otherwise existing signatures
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;; won't be stripped
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(message-yank-original)
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(goto-char (point-min))
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(push-mark (point-max))
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(funcall message-cite-function)
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(pop-mark)
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(buffer-string))))
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(defun mu4e~compose-header (hdr val)
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"Return a header line of the form HDR: VAL\n. If VAL is nil,
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return nil."
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(when val (format "%s: %s\n" hdr val)))
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(defun mu4e~compose-references-construct (msg)
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"Construct the value of the References: header based on MSG as a
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comma-separated string. Normally, this the concatenation of the
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existing References (which may be empty) and the message-id. If the
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message-id is empty, returns the old References. If both are empty,
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return nil."
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(let ((refs (mu4e-message-field msg :references))
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(old-msgid (mu4e-message-field msg :message-id)))
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(when old-msgid
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(setq refs (append refs (list old-msgid)))
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(mapconcat
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(lambda (msgid) (format "<%s>" msgid))
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refs ","))))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; determine the recipient fields for new messages
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(defun mu4e~compose-recipients-list-to-string (lst)
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"Convert a lst LST of address cells into a string with a list of
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e-mail addresses. If LST is nil, returns nil."
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(when lst
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(mapconcat
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(lambda (addrcell)
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(let ((name (car addrcell))
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(email (cdr addrcell)))
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(if name
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(format "\"%s\" <%s>" name email)
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(format "%s" email))))
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lst ", ")))
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(defun mu4e~compose-address-cell-equal (cell1 cell2)
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"Return t if cell1 and cell2 have the same e-mail
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address (case-insensitively), nil otherwise. cell1 and cell2 are
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cons cells (NAME . EMAIL)."
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(string=
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(downcase (or (cdr cell1) ""))
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(downcase (or (cdr cell2) ""))))
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(defun mu4e~compose-create-to-lst (origmsg)
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"Create a list of address for the To: in a new message, based on
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the original message ORIGMSG. If the Reply-To address is set, use
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that, otherwise use the From address. Note, whatever was in the To:
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field before, goes to the Cc:-list (if we're doing a reply-to-all)."
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(let ((reply-to
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(or (plist-get origmsg :reply-to) (plist-get origmsg :from))))
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(delete-duplicates reply-to :test #'mu4e~compose-address-cell-equal)))
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(defun mu4e~compose-create-cc-lst (origmsg reply-all)
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"Create a list of address for the Cc: in a new message, based on
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the original message ORIGMSG, and whether it's a reply-all."
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(when reply-all
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(let* ((cc-lst ;; get the cc-field from the original, remove dups
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(delete-duplicates
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(append
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(plist-get origmsg :to)
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(plist-get origmsg :cc))
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:test #'mu4e~compose-address-cell-equal))
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;; now we have the basic list, but we must remove
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;; addresses also in the to list
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(cc-lst
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(delete-if
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(lambda (cc-cell)
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(find-if
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(lambda (to-cell)
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(mu4e~compose-address-cell-equal cc-cell to-cell))
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(mu4e~compose-create-to-lst origmsg)))
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cc-lst))
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;; finally, we need to remove ourselves from the cc-list
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;; unless mu4e-compose-keep-self-cc is non-nil
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(cc-lst
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(if (or mu4e-compose-keep-self-cc (null user-mail-address))
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cc-lst
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(delete-if
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(lambda (cc-cell)
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(mu4e~compose-address-cell-equal cc-cell
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(cons nil user-mail-address)))
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cc-lst))))
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cc-lst)))
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(defun mu4e~compose-recipients-construct (field origmsg &optional reply-all)
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"Create value (a string) for the recipient field FIELD (a
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symbol, :to or :cc), based on the original message ORIGMSG,
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and (optionally) REPLY-ALL which indicates this is a reply-to-all
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message. Return nil if there are no recipients for the particular field."
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(mu4e~compose-recipients-list-to-string
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(case field
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(:to
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(mu4e~compose-create-to-lst origmsg))
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(:cc
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(mu4e~compose-create-cc-lst origmsg reply-all))
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(otherwise
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(mu4e-error "Unsupported field")))))
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(defun mu4e~compose-from-construct ()
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"Construct a value for the From:-field of the reply to MSG,
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based on `user-full-name' and `user-mail-address'; if the latter is
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nil, function returns nil."
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(when user-mail-address
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(if user-full-name
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(format "%s <%s>" user-full-name user-mail-address)
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(format "%s" user-mail-address))))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(defun mu4e~compose-insert-mail-header-separator ()
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"Insert `mail-header-separator' in the first empty line of the
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message. message-mode needs this line to know where the headers end
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and the body starts. Note, in `mu4e-compose-mode, we use
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`before-save-hook' and `after-save-hook' to ensure that this
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separator is never written to the message file. Also see
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`mu4e-remove-mail-header-separator'."
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(save-excursion
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(let ((sepa (propertize mail-header-separator
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'intangible t
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'read-only "Can't touch this"
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'rear-nonsticky t
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'font-lock-face 'mu4e-system-face)))
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(goto-char (point-min))
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;; search for the first empty line
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(if (search-forward-regexp "^$" nil t)
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(replace-match (concat sepa))
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(progn ;; no empty line? then prepend one
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(goto-char (point-max))
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(insert "\n" sepa))))))
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(defun mu4e~compose-remove-mail-header-separator ()
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"Remove `mail-header-separator; we do this before saving a
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file (and restore it afterwards), to ensure that the separator
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never hits the disk. Also see `mu4e~compose-insert-mail-header-separator."
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(save-excursion
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(goto-char (point-min))
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;; remove the --text follows this line-- separator
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(when (search-forward-regexp (concat "^" mail-header-separator))
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(let ((inhibit-read-only t))
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(replace-match "")))))
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(defun mu4e~compose-user-wants-reply-all (origmsg)
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"Ask user whether she wants to reply to *all* recipients if there
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are more than 1 (based on ORIGMSG)."
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(let* ((recipnum
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(+ (length (mu4e~compose-create-to-lst origmsg))
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(length (mu4e~compose-create-cc-lst origmsg t))))
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(response
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(if (= recipnum 1)
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'all ;; with one recipient, we can reply to 'all'....
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(mu4e-read-option
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"Reply to "
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`( (,(format "all %d recipients" recipnum) . all)
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("sender only" . sender-only))))))
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(eq response 'all)))
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(defun mu4e~compose-message-filename-construct (&optional flagstr)
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"Construct a randomized name for a message file with flags FLAGSTR; it looks
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something like
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<time>-<random>.<hostname>:2,
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You can append flags."
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(let* ((hostname
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(downcase
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(save-match-data
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(substring system-name
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(string-match "^[^.]+" system-name) (match-end 0))))))
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(format "%s-%x%x.%s:2,%s"
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(format-time-string "%Y%m%d" (current-time))
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(emacs-pid) (random t) hostname (or flagstr ""))))
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(defun mu4e~compose-common-construct ()
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"Construct the common headers for each message."
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(mu4e~compose-header "User-agent" (mu4e~compose-user-agent-construct)))
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(defconst mu4e~compose-reply-prefix "Re: "
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"String to prefix replies with.")
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(defun mu4e~compose-reply-construct (origmsg)
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"Create a draft message as a reply to original message ORIGMSG."
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(let* ((recipnum
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(+ (length (mu4e~compose-create-to-lst origmsg))
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(length (mu4e~compose-create-cc-lst origmsg t))))
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(reply-all (mu4e~compose-user-wants-reply-all origmsg))
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(old-msgid (plist-get origmsg :message-id))
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(subject
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(concat mu4e~compose-reply-prefix
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(message-strip-subject-re (or (plist-get origmsg :subject) "")))))
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(message "S:%s" subject)
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(concat
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(mu4e~compose-header "From" (or (mu4e~compose-from-construct) ""))
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(mu4e~compose-header "Reply-To" mu4e-reply-to-address)
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(mu4e~compose-header "To" (mu4e~compose-recipients-construct :to origmsg))
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(mu4e~compose-header "Cc" (mu4e~compose-recipients-construct :cc origmsg
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reply-all))
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(mu4e~compose-header "Subject" subject)
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(mu4e~compose-header "References"
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(mu4e~compose-references-construct origmsg))
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(mu4e~compose-common-construct)
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(when old-msgid
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(mu4e~compose-header "In-reply-to" (format "<%s>" old-msgid)))
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"\n\n"
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(mu4e~compose-cite-original origmsg))))
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(defconst mu4e~compose-forward-prefix "Fwd: "
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"String to prefix replies with.")
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(defun mu4e~compose-forward-construct (origmsg)
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"Create a draft forward message for original message ORIGMSG."
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(let ((subject
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(or (plist-get origmsg :subject) "")))
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(concat
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(mu4e~compose-header "From" (or (mu4e~compose-from-construct) ""))
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(mu4e~compose-header "Reply-To" mu4e-reply-to-address)
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(mu4e~compose-header "To" "")
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(mu4e~compose-common-construct)
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(mu4e~compose-header "References"
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(mu4e~compose-references-construct origmsg))
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(mu4e~compose-header "Subject"
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(concat
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;; if there's no Fwd: yet, prepend it
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(if (string-match "^Fwd:" subject)
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""
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mu4e~compose-forward-prefix)
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subject))
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"\n\n"
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(mu4e~compose-cite-original origmsg))))
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(defun mu4e~compose-newmsg-construct ()
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"Create a new message."
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(concat
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(mu4e~compose-header "From" (or (mu4e~compose-from-construct) ""))
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(mu4e~compose-header "Reply-To" mu4e-reply-to-address)
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(mu4e~compose-header "To" "")
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(mu4e~compose-header "Subject" "")
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(mu4e~compose-common-construct)))
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(defvar mu4e~compose-drafts-folder nil
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"The drafts-folder for this compose buffer, based on
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mu4e-drafts-folder', which will be evaluated once.")
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(defun mu4e~compose-open-draft (compose-type &optional msg)
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"Open a draft file for a new message (when COMPOSE-TYPE is reply, forward or new),
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or open an existing draft (when COMPOSE-TYPE is edit).
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The name of the draft folder is constructed from the concatenation
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of `mu4e-maildir' and `mu4e-drafts-folder' (the latter will be
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evaluated). The message file name is a unique name determined by
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`mu4e-send-draft-file-name'. The initial contents will be created
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from either `mu4e~compose-reply-construct', or
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`mu4e~compose-forward-construct' or
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`mu4e~compose-newmsg-construct'."
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;; evaluate mu4e-drafts-folder once, here, and use that value throughout.
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(set (make-local-variable 'mu4e~compose-drafts-folder)
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(mu4e-get-drafts-folder msg))
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(put 'mu4e~compose-drafts-folder 'permanent-local t)
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(unless mu4e-maildir (mu4e-error "mu4e-maildir not set"))
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(if (eq compose-type 'edit)
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;; case-1: re-editing a draft messages. in this case, we do know the full
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;; path, but we cannot really now 'drafts folder'
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(find-file (mu4e-message-field msg :path))
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;; case-2: creating a new message; in this case, we can determing
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;; mu4e-get-drafts-folder
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(let* ((draftsfolder (mu4e-get-drafts-folder msg))
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(draftpath
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(format "%s/%s/cur/%s"
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mu4e-maildir
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draftsfolder
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(mu4e~compose-message-filename-construct "DS"))))
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(find-file draftpath)
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(insert
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(case compose-type
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(reply (mu4e~compose-reply-construct msg))
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(forward (mu4e~compose-forward-construct msg))
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(new (mu4e~compose-newmsg-construct))
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(t (mu4e-error "unsupported compose-type %S" compose-type))))
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;; save the drafts folder 'permanently' for this buffer
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(set (make-local-variable 'mu4e~compose-drafts-folder) draftsfolder)
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(put 'mu4e~compose-drafts-folder 'permanent-local t))))
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;; 'fcc' refers to saving a copy of a sent message to a certain folder. that's
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;; what these 'Sent mail' folders are for!
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@ -465,7 +142,7 @@ from either `mu4e~compose-reply-construct', or
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;; note, where and if you make this copy depends on the value of
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;; `mu4e-sent-messages-behavior'.
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(defun mu4e~setup-fcc-maybe ()
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(defun mu4e~compose-setup-fcc-maybe ()
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"Maybe setup Fcc, based on `mu4e-sent-messages-behavior'. If
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needed, set the Fcc header, and register the handler function."
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(let* ((mdir
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@ -478,7 +155,7 @@ needed, set the Fcc header, and register the handler function."
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mu4e-sent-messages-behavior))))
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(fccfile (and mdir
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(concat mu4e-maildir mdir "/cur/"
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(mu4e~compose-message-filename-construct "S")))))
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(mu4e~draft-message-filename-construct "S")))))
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;; if there's an fcc header, add it to the file
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(when fccfile
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(message-add-header (concat "Fcc: " fccfile "\n"))
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|
@ -498,14 +175,14 @@ needed, set the Fcc header, and register the handler function."
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after saving we restore it; thus, the separator should never
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appear on disk."
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(add-hook 'before-save-hook
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'mu4e~compose-remove-mail-header-separator nil t)
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'mu4e~draft-remove-mail-header-separator nil t)
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(add-hook 'after-save-hook
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(lambda ()
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(mu4e~compose-set-friendly-buffer-name)
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(mu4e~compose-insert-mail-header-separator)
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(mu4e~draft-insert-mail-header-separator)
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(set-buffer-modified-p nil)
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;; update the file on disk -- ie., without the separator
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(mu4e~proc-add (buffer-file-name) mu4e~compose-drafts-folder)) nil t))
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(mu4e~proc-add (buffer-file-name) mu4e~draft-drafts-folder)) nil t))
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(defconst mu4e~compose-hidden-headers
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`("^References:" "^Face:" "^X-Face:"
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|
@ -584,12 +261,12 @@ needed, set the Fcc header, and register the handler function."
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;; for safety, always save the draft before sending
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(set-buffer-modified-p t)
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(save-buffer)
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(mu4e~setup-fcc-maybe)) nil t)
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(mu4e~compose-setup-fcc-maybe)) nil t)
|
||||
;; when the message has been sent.
|
||||
(add-hook 'message-sent-hook
|
||||
(defun mu4e~compose-mark-after-sending ()
|
||||
(setq mu4e-sent-func 'mu4e-sent-handler)
|
||||
(mu4e~proc-sent (buffer-file-name) mu4e~compose-drafts-folder)) nil))
|
||||
(mu4e~proc-sent (buffer-file-name) mu4e~draft-drafts-folder)) nil))
|
||||
;; mark these two hooks as permanent-local, so they'll survive mode-changes
|
||||
;; (put 'mu4e~compose-save-before-sending 'permanent-local-hook t)
|
||||
(put 'mu4e~compose-mark-after-sending 'permanent-local-hook t))
|
||||
|
@ -642,11 +319,11 @@ tempfile)."
|
|||
(run-hooks 'mu4e-compose-pre-hook)
|
||||
|
||||
;; this opens (or re-opens) a messages with all the basic headers set.
|
||||
(mu4e~compose-open-draft compose-type original-msg)
|
||||
(mu4e-draft-open compose-type original-msg)
|
||||
|
||||
;; insert mail-header-separator, which is needed by message mode to separate
|
||||
;; headers and body. will be removed before saving to disk
|
||||
(mu4e~compose-insert-mail-header-separator)
|
||||
(mu4e~draft-insert-mail-header-separator)
|
||||
(insert "\n") ;; insert a newline after header separator
|
||||
;; include files -- e.g. when forwarding a message with attachments,
|
||||
;; we take those from the original.
|
||||
|
|
|
@ -0,0 +1,374 @@
|
|||
;; mu4e-draft.el -- part of mu4e, the mu mail user agent for emacs
|
||||
;;
|
||||
;; Copyright (C) 2011-2012 Dirk-Jan C. Binnema
|
||||
|
||||
;; Author: Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
|
||||
;; Maintainer: Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
|
||||
|
||||
;; This file is not part of GNU Emacs.
|
||||
;;
|
||||
;; GNU Emacs is free software: you can redistribute it and/or modify
|
||||
;; it under the terms of the GNU General Public License as published by
|
||||
;; the Free Software Foundation, either version 3 of the License, or
|
||||
;; (at your option) any later version.
|
||||
|
||||
;; GNU Emacs is distributed in the hope that it will be useful,
|
||||
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
;; GNU General Public License for more details.
|
||||
|
||||
;; You should have received a copy of the GNU General Public License
|
||||
;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
;;; Commentary:
|
||||
|
||||
;; In this file, various functions to create draft messages
|
||||
|
||||
;; Code
|
||||
|
||||
(eval-when-compile (byte-compile-disable-warning 'cl-functions))
|
||||
(require 'cl)
|
||||
|
||||
(require 'mu4e-vars)
|
||||
(require 'mu4e-utils)
|
||||
|
||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||||
|
||||
|
||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||||
|
||||
(defun mu4e~draft-user-agent-construct ()
|
||||
"Return the User-Agent string for mu4e. This is either the value
|
||||
of `mu4e-user-agent', or, if not set, a string based on the versions
|
||||
of mu4e and emacs."
|
||||
(format "mu4e %s; emacs %s" mu4e-mu-version emacs-version))
|
||||
|
||||
|
||||
(defun mu4e~draft-cite-original (msg)
|
||||
"Return a cited version of the original message MSG (ie., the
|
||||
plist). This function use gnus' `message-cite-function', and as
|
||||
such all its settings apply."
|
||||
(with-temp-buffer
|
||||
(when (fboundp 'mu4e-view-message-text) ;; keep bytecompiler happy
|
||||
(insert (mu4e-view-message-text msg))
|
||||
;; this seems to be needed, otherwise existing signatures
|
||||
;; won't be stripped
|
||||
(message-yank-original)
|
||||
(goto-char (point-min))
|
||||
(push-mark (point-max))
|
||||
(funcall message-cite-function)
|
||||
(pop-mark)
|
||||
(buffer-string))))
|
||||
|
||||
(defun mu4e~draft-header (hdr val)
|
||||
"Return a header line of the form HDR: VAL\n. If VAL is nil,
|
||||
return nil."
|
||||
(when val (format "%s: %s\n" hdr val)))
|
||||
|
||||
(defun mu4e~draft-references-construct (msg)
|
||||
"Construct the value of the References: header based on MSG as a
|
||||
comma-separated string. Normally, this the concatenation of the
|
||||
existing References (which may be empty) and the message-id. If the
|
||||
message-id is empty, returns the old References. If both are empty,
|
||||
return nil."
|
||||
(let ((refs (mu4e-message-field msg :references))
|
||||
(old-msgid (mu4e-message-field msg :message-id)))
|
||||
(when old-msgid
|
||||
(setq refs (append refs (list old-msgid)))
|
||||
(mapconcat
|
||||
(lambda (msgid) (format "<%s>" msgid))
|
||||
refs ","))))
|
||||
|
||||
|
||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||||
;; determine the recipient fields for new messages
|
||||
|
||||
(defun mu4e~draft-recipients-list-to-string (lst)
|
||||
"Convert a lst LST of address cells into a string with a list of
|
||||
e-mail addresses. If LST is nil, returns nil."
|
||||
(when lst
|
||||
(mapconcat
|
||||
(lambda (addrcell)
|
||||
(let ((name (car addrcell))
|
||||
(email (cdr addrcell)))
|
||||
(if name
|
||||
(format "\"%s\" <%s>" name email)
|
||||
(format "%s" email))))
|
||||
lst ", ")))
|
||||
|
||||
(defun mu4e~draft-address-cell-equal (cell1 cell2)
|
||||
"Return t if cell1 and cell2 have the same e-mail
|
||||
address (case-insensitively), nil otherwise. cell1 and cell2 are
|
||||
cons cells (NAME . EMAIL)."
|
||||
(string=
|
||||
(downcase (or (cdr cell1) ""))
|
||||
(downcase (or (cdr cell2) ""))))
|
||||
|
||||
|
||||
(defun mu4e~draft-create-to-lst (origmsg)
|
||||
"Create a list of address for the To: in a new message, based on
|
||||
the original message ORIGMSG. If the Reply-To address is set, use
|
||||
that, otherwise use the From address. Note, whatever was in the To:
|
||||
field before, goes to the Cc:-list (if we're doing a reply-to-all)."
|
||||
(let ((reply-to
|
||||
(or (plist-get origmsg :reply-to) (plist-get origmsg :from))))
|
||||
(delete-duplicates reply-to :test #'mu4e~draft-address-cell-equal)))
|
||||
|
||||
|
||||
(defun mu4e~draft-create-cc-lst (origmsg reply-all)
|
||||
"Create a list of address for the Cc: in a new message, based on
|
||||
the original message ORIGMSG, and whether it's a reply-all."
|
||||
(when reply-all
|
||||
(let* ((cc-lst ;; get the cc-field from the original, remove dups
|
||||
(delete-duplicates
|
||||
(append
|
||||
(plist-get origmsg :to)
|
||||
(plist-get origmsg :cc))
|
||||
:test #'mu4e~draft-address-cell-equal))
|
||||
;; now we have the basic list, but we must remove
|
||||
;; addresses also in the to list
|
||||
(cc-lst
|
||||
(delete-if
|
||||
(lambda (cc-cell)
|
||||
(find-if
|
||||
(lambda (to-cell)
|
||||
(mu4e~draft-address-cell-equal cc-cell to-cell))
|
||||
(mu4e~draft-create-to-lst origmsg)))
|
||||
cc-lst))
|
||||
;; finally, we need to remove ourselves from the cc-list
|
||||
;; unless mu4e-compose-keep-self-cc is non-nil
|
||||
(cc-lst
|
||||
(if (or mu4e-compose-keep-self-cc (null user-mail-address))
|
||||
cc-lst
|
||||
(delete-if
|
||||
(lambda (cc-cell)
|
||||
(mu4e~draft-address-cell-equal cc-cell
|
||||
(cons nil user-mail-address)))
|
||||
cc-lst))))
|
||||
cc-lst)))
|
||||
|
||||
(defun mu4e~draft-recipients-construct (field origmsg &optional reply-all)
|
||||
"Create value (a string) for the recipient field FIELD (a
|
||||
symbol, :to or :cc), based on the original message ORIGMSG,
|
||||
and (optionally) REPLY-ALL which indicates this is a reply-to-all
|
||||
message. Return nil if there are no recipients for the particular field."
|
||||
(mu4e~draft-recipients-list-to-string
|
||||
(case field
|
||||
(:to
|
||||
(mu4e~draft-create-to-lst origmsg))
|
||||
(:cc
|
||||
(mu4e~draft-create-cc-lst origmsg reply-all))
|
||||
(otherwise
|
||||
(mu4e-error "Unsupported field")))))
|
||||
|
||||
|
||||
(defun mu4e~draft-from-construct ()
|
||||
"Construct a value for the From:-field of the reply to MSG,
|
||||
based on `user-full-name' and `user-mail-address'; if the latter is
|
||||
nil, function returns nil."
|
||||
(when user-mail-address
|
||||
(if user-full-name
|
||||
(format "%s <%s>" user-full-name user-mail-address)
|
||||
(format "%s" user-mail-address))))
|
||||
|
||||
|
||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||||
(defun mu4e~draft-insert-mail-header-separator ()
|
||||
"Insert `mail-header-separator' in the first empty line of the
|
||||
message. message-mode needs this line to know where the headers end
|
||||
and the body starts. Note, in `mu4e-compose-mode, we use
|
||||
`before-save-hook' and `after-save-hook' to ensure that this
|
||||
separator is never written to the message file. Also see
|
||||
`mu4e-remove-mail-header-separator'."
|
||||
(save-excursion
|
||||
(let ((sepa (propertize mail-header-separator
|
||||
'intangible t
|
||||
'read-only "Can't touch this"
|
||||
'rear-nonsticky t
|
||||
'font-lock-face 'mu4e-system-face)))
|
||||
(goto-char (point-min))
|
||||
;; search for the first empty line
|
||||
(if (search-forward-regexp "^$" nil t)
|
||||
(replace-match (concat sepa))
|
||||
(progn ;; no empty line? then prepend one
|
||||
(goto-char (point-max))
|
||||
(insert "\n" sepa))))))
|
||||
|
||||
(defun mu4e~draft-remove-mail-header-separator ()
|
||||
"Remove `mail-header-separator; we do this before saving a
|
||||
file (and restore it afterwards), to ensure that the separator
|
||||
never hits the disk. Also see `mu4e~draft-insert-mail-header-separator."
|
||||
(save-excursion
|
||||
(goto-char (point-min))
|
||||
;; remove the --text follows this line-- separator
|
||||
(when (search-forward-regexp (concat "^" mail-header-separator))
|
||||
(let ((inhibit-read-only t))
|
||||
(replace-match "")))))
|
||||
|
||||
(defun mu4e~draft-user-wants-reply-all (origmsg)
|
||||
"Ask user whether she wants to reply to *all* recipients if there
|
||||
are more than 1 (based on ORIGMSG)."
|
||||
(let* ((recipnum
|
||||
(+ (length (mu4e~draft-create-to-lst origmsg))
|
||||
(length (mu4e~draft-create-cc-lst origmsg t))))
|
||||
(response
|
||||
(if (= recipnum 1)
|
||||
'all ;; with one recipient, we can reply to 'all'....
|
||||
(mu4e-read-option
|
||||
"Reply to "
|
||||
`( (,(format "all %d recipients" recipnum) . all)
|
||||
("sender only" . sender-only))))))
|
||||
(eq response 'all)))
|
||||
|
||||
(defun mu4e~draft-message-filename-construct (&optional flagstr)
|
||||
"Construct a randomized name for a message file with flags FLAGSTR; it looks
|
||||
something like
|
||||
<time>-<random>.<hostname>:2,
|
||||
You can append flags."
|
||||
(let* ((hostname
|
||||
(downcase
|
||||
(save-match-data
|
||||
(substring system-name
|
||||
(string-match "^[^.]+" system-name) (match-end 0))))))
|
||||
(format "%s-%x%x.%s:2,%s"
|
||||
(format-time-string "%Y%m%d" (current-time))
|
||||
(emacs-pid) (random t) hostname (or flagstr ""))))
|
||||
|
||||
(defun mu4e~draft-common-construct ()
|
||||
"Construct the common headers for each message."
|
||||
(mu4e~draft-header "User-agent" (mu4e~draft-user-agent-construct)))
|
||||
|
||||
(defconst mu4e~draft-reply-prefix "Re: "
|
||||
"String to prefix replies with.")
|
||||
|
||||
(defun mu4e~draft-reply-construct (origmsg)
|
||||
"Create a draft message as a reply to original message ORIGMSG."
|
||||
(let* ((recipnum
|
||||
(+ (length (mu4e~draft-create-to-lst origmsg))
|
||||
(length (mu4e~draft-create-cc-lst origmsg t))))
|
||||
(reply-all (mu4e~draft-user-wants-reply-all origmsg))
|
||||
(old-msgid (plist-get origmsg :message-id))
|
||||
(subject
|
||||
(concat mu4e~draft-reply-prefix
|
||||
(message-strip-subject-re (or (plist-get origmsg :subject) "")))))
|
||||
(message "S:%s" subject)
|
||||
(concat
|
||||
(mu4e~draft-header "From" (or (mu4e~draft-from-construct) ""))
|
||||
(mu4e~draft-header "Reply-To" mu4e-compose-reply-to-address)
|
||||
(mu4e~draft-header "To" (mu4e~draft-recipients-construct :to origmsg))
|
||||
(mu4e~draft-header "Cc" (mu4e~draft-recipients-construct :cc origmsg
|
||||
reply-all))
|
||||
(mu4e~draft-header "Subject" subject)
|
||||
(mu4e~draft-header "References"
|
||||
(mu4e~draft-references-construct origmsg))
|
||||
(mu4e~draft-common-construct)
|
||||
(when old-msgid
|
||||
(mu4e~draft-header "In-reply-to" (format "<%s>" old-msgid)))
|
||||
"\n\n"
|
||||
(mu4e~draft-cite-original origmsg))))
|
||||
|
||||
(defconst mu4e~draft-forward-prefix "Fwd: "
|
||||
"String to prefix replies with.")
|
||||
|
||||
(defun mu4e~draft-forward-construct (origmsg)
|
||||
"Create a draft forward message for original message ORIGMSG."
|
||||
(let ((subject
|
||||
(or (plist-get origmsg :subject) "")))
|
||||
(concat
|
||||
(mu4e~draft-header "From" (or (mu4e~draft-from-construct) ""))
|
||||
(mu4e~draft-header "Reply-To" mu4e-compose-reply-to-address)
|
||||
(mu4e~draft-header "To" "")
|
||||
(mu4e~draft-common-construct)
|
||||
(mu4e~draft-header "References"
|
||||
(mu4e~draft-references-construct origmsg))
|
||||
(mu4e~draft-header "Subject"
|
||||
(concat
|
||||
;; if there's no Fwd: yet, prepend it
|
||||
(if (string-match "^Fwd:" subject)
|
||||
""
|
||||
mu4e~draft-forward-prefix)
|
||||
subject))
|
||||
"\n\n"
|
||||
(mu4e~draft-cite-original origmsg))))
|
||||
|
||||
(defun mu4e~draft-newmsg-construct ()
|
||||
"Create a new message."
|
||||
(concat
|
||||
(mu4e~draft-header "From" (or (mu4e~draft-from-construct) ""))
|
||||
(mu4e~draft-header "Reply-To" mu4e-compose-reply-to-address)
|
||||
(mu4e~draft-header "To" "")
|
||||
(mu4e~draft-header "Subject" "")
|
||||
(mu4e~draft-common-construct)))
|
||||
|
||||
(defvar mu4e~draft-drafts-folder nil
|
||||
"The drafts-folder for this compose buffer, based on
|
||||
mu4e-drafts-folder', which will be evaluated once.")
|
||||
|
||||
(defun mu4e-draft-open (compose-type &optional msg)
|
||||
"Open a draft file for a new message (when COMPOSE-TYPE is reply, forward or new),
|
||||
or open an existing draft (when COMPOSE-TYPE is edit).
|
||||
|
||||
The name of the draft folder is constructed from the concatenation
|
||||
of `mu4e-maildir' and `mu4e-drafts-folder' (the latter will be
|
||||
evaluated). The message file name is a unique name determined by
|
||||
`mu4e-send-draft-file-name'. The initial contents will be created
|
||||
from either `mu4e~draft-reply-construct', or
|
||||
`mu4e~draft-forward-construct' or
|
||||
`mu4e~draft-newmsg-construct'."
|
||||
;; evaluate mu4e-drafts-folder once, here, and use that value throughout.
|
||||
(set (make-local-variable 'mu4e~draft-drafts-folder)
|
||||
(mu4e-get-drafts-folder msg))
|
||||
(put 'mu4e~draft-drafts-folder 'permanent-local t)
|
||||
(unless mu4e-maildir (mu4e-error "mu4e-maildir not set"))
|
||||
(if (eq compose-type 'edit)
|
||||
;; case-1: re-editing a draft messages. in this case, we do know the full
|
||||
;; path, but we cannot really now 'drafts folder'
|
||||
(find-file (mu4e-message-field msg :path))
|
||||
;; case-2: creating a new message; in this case, we can determing
|
||||
;; mu4e-get-drafts-folder
|
||||
(let* ((draftsfolder (mu4e-get-drafts-folder msg))
|
||||
(draftpath
|
||||
(format "%s/%s/cur/%s"
|
||||
mu4e-maildir
|
||||
draftsfolder
|
||||
(mu4e~draft-message-filename-construct "DS"))))
|
||||
(find-file draftpath)
|
||||
(insert
|
||||
(case compose-type
|
||||
(reply (mu4e~draft-reply-construct msg))
|
||||
(forward (mu4e~draft-forward-construct msg))
|
||||
(new (mu4e~draft-newmsg-construct))
|
||||
(t (mu4e-error "unsupported compose-type %S" compose-type))))
|
||||
;; save the drafts folder 'permanently' for this buffer
|
||||
(set (make-local-variable 'mu4e~draft-drafts-folder) draftsfolder)
|
||||
(put 'mu4e~draft-drafts-folder 'permanent-local t))))
|
||||
|
||||
|
||||
;; (defun mu4e-draft-setup-fcc ()
|
||||
;; "Setup Fcc, based on `mu4e-sent-messages-behavior'. If needed,
|
||||
;; set the Fcc header, and register the handler function."
|
||||
;; (let* ((mdir
|
||||
;; (case mu4e-sent-messages-behavior
|
||||
;; (delete nil)
|
||||
;; (trash (mu4e-get-trash-folder mu4e-compose-parent-message))
|
||||
;; (sent (mu4e-get-sent-folder mu4e-compose-parent-message))
|
||||
;; (otherwise
|
||||
;; (mu4e-error "unsupported value '%S' `mu4e-sent-messages-behavior'."
|
||||
;; mu4e-sent-messages-behavior))))
|
||||
;; (fccfile (and mdir
|
||||
;; (concat mu4e-maildir mdir "/cur/"
|
||||
;; (mu4e~compose-message-filename-construct "S")))))
|
||||
;; ;; if there's an fcc header, add it to the file
|
||||
;; (when fccfile
|
||||
;; (message-add-header (concat "Fcc: " fccfile "\n"))
|
||||
;; ;; sadly, we cannot define as 'buffer-local'... this will screw up gnus
|
||||
;; ;; etc. if you run it after mu4e so, (hack hack) we reset it to the old
|
||||
;; ;; handler after we've done our thing.
|
||||
;; (setq message-fcc-handler-function
|
||||
;; (lexical-let ((maildir mdir) (old-handler message-fcc-handler-function))
|
||||
;; (lambda (file)
|
||||
;; (setq message-fcc-handler-function old-handler) ;; reset the fcc handler
|
||||
;; (write-file file) ;; writing maildirs files is easy
|
||||
;; (mu4e~proc-add file maildir))))))) ;; update the database
|
||||
|
||||
(provide 'mu4e-draft)
|
|
@ -207,6 +207,26 @@ regexp."
|
|||
:type 'string
|
||||
:group 'mu4e-compose)
|
||||
|
||||
(defcustom mu4e-compose-reply-to-address nil
|
||||
"The Reply-To address (if this, for some reason, is not equal to
|
||||
the From: address.)"
|
||||
:type 'string
|
||||
:group 'mu4e-compose)
|
||||
|
||||
;; backward compatibility
|
||||
(defalias 'mu4e-reply-to-address 'mu4e-compose-reply-to-address
|
||||
"The old name for `mu4e-compose-reply-to-address'.")
|
||||
|
||||
(defcustom mu4e-compose-keep-self-cc nil
|
||||
"Non-nil means your e-mail address is kept on the CC list when
|
||||
replying to messages."
|
||||
:type 'boolean
|
||||
:group 'mu4e-compose)
|
||||
|
||||
(defvar mu4e-compose-parent-message nil
|
||||
"The parent message plist -- the message being replied to,
|
||||
forwarded or edited; used in `mu4e-compose-pre-hook. For new
|
||||
messages, it is nil.")
|
||||
|
||||
;; Folders
|
||||
(defgroup mu4e-folders nil
|
||||
|
@ -574,6 +594,7 @@ mu4e starts.")
|
|||
(defvar mu4e~headers-last-query nil
|
||||
"The present (most recent) query.")
|
||||
|
||||
|
||||
|
||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||||
;; our handlers funcs
|
||||
|
|
Loading…
Reference in New Issue