_spacemacs.d/local: import mu4e git20160515

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+;;; mu4e-contrib.el -- part of mu4e, the mu mail user agent
+;;
+;; Copyright (C) 2013-2016 Dirk-Jan C. Binnema
+
+;; 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:
+
+;; Some user-contributed functions for mu4e
+
+;; Contributed by sabof
+
+(require 'mu4e)
+
+(defun mu4e-headers-mark-all-unread-read ()
+  "Put a ! \(read) mark on all visible unread messages."
+  (interactive)
+  (mu4e-headers-mark-for-each-if
+   (cons 'read nil)
+   (lambda (msg param)
+     (memq 'unread (mu4e-msg-field msg :flags)))))
+
+(defun mu4e-headers-flag-all-read ()
+  "Flag all visible messages as \"read\"."
+  (interactive)
+  (mu4e-headers-mark-all-unread-read)
+  (mu4e-mark-execute-all t))
+
+;;;
+
+(defun mu4e-headers-mark-all ()
+  "Mark all messages within current query results and ask user to execute which action."
+  (interactive)
+  (mu4e-headers-mark-for-each-if
+   (cons 'something nil)
+   (lambda (msg param) t))
+  (mu4e-mark-execute-all))
+
+;;;
+
+;;; Bookmark handlers
+;;
+;;  Allow bookmarking a mu4e buffer in regular emacs bookmarks.
+
+;; Probably this can be moved to mu4e-view.el.
+(add-hook 'mu4e-view-mode-hook
+          #'(lambda ()
+              (set (make-local-variable 'bookmark-make-record-function)
+                   'mu4e-view-bookmark-make-record)))
+;; And this can be moved to mu4e-headers.el.
+(add-hook 'mu4e-headers-mode-hook
+          #'(lambda ()
+              (set (make-local-variable 'bookmark-make-record-function)
+                   'mu4e-view-bookmark-make-record)))
+
+(defun mu4e-view-bookmark-make-record ()
+  "Make a bookmark entry for a mu4e buffer."
+  (let* ((msg     (mu4e-message-at-point))
+         (maildir (plist-get msg :maildir))
+         (date    (format-time-string "%Y%m%d" (plist-get msg :date)))
+         (query   (format "maildir:%s date:%s" maildir date))
+         (docid   (plist-get msg :docid))
+         (mode    (symbol-name major-mode))
+         (subject (or (plist-get msg :subject) "No subject")))
+    `(,subject
+      ,@(bookmark-make-record-default 'no-file 'no-context)
+        (location . (,query . ,docid))
+        (mode . ,mode)
+        (handler . mu4e-bookmark-jump))))
+
+(defun mu4e-bookmark-jump (bookmark)
+  "Handler function for record returned by `mu4e-view-bookmark-make-record'.
+BOOKMARK is a bookmark name or a bookmark record."
+  (let* ((path  (bookmark-prop-get bookmark 'location))
+         (mode  (bookmark-prop-get bookmark 'mode))
+         (docid (cdr path))
+         (query (car path)))
+    (call-interactively 'mu4e)
+    (mu4e-headers-search query)
+    (sit-for 0.5)
+    (mu4e~headers-goto-docid docid)
+    (mu4e~headers-highlight docid)
+    (unless (string= mode "mu4e-headers-mode")
+      (call-interactively 'mu4e-headers-view-message)
+      (run-with-timer 0.1 nil
+                      (lambda (bmk)
+                        (bookmark-default-handler
+			  `("" (buffer . ,(current-buffer)) .
+			     ,(bookmark-get-bookmark-record bmk))))
+                      bookmark))))
+
+
+
+;;; handling spam with Bogofilter with possibility to define it for SpamAssassin
+;;; contributed by Gour
+
+;;  to add the actions to the menu, you can use something like:
+
+;; (add-to-list 'mu4e-headers-actions
+;;              '("sMark as spam" . mu4e-register-msg-as-spam) t)
+;; (add-to-list 'mu4e-headers-actions
+;;              '("hMark as ham" . mu4e-register-msg-as-ham) t)
+
+(defvar mu4e-register-as-spam-cmd nil
+  "Command for invoking spam processor to register message as spam,
+for example for bogofilter, use \"/usr/bin/bogofilter -Ns < %s\" ")
+
+(defvar mu4e-register-as-ham-cmd nil
+  "Command for invoking spam processor to register message as ham.
+For example for bogofile, use \"/usr/bin/bogofilter -Sn < %s\"")
+
+(defun mu4e-register-msg-as-spam (msg)
+  "Mark message as spam."
+  (interactive)
+  (let* ((path (shell-quote-argument (mu4e-message-field msg :path)))
+         (command (format mu4e-register-as-spam-cmd path))) ;; re-register msg as spam 
+    (shell-command command))
+(mu4e-mark-at-point 'delete nil))
+
+(defun mu4e-register-msg-as-ham (msg)
+  "Mark message as ham."
+  (interactive)
+  (let* ((path (shell-quote-argument(mu4e-message-field msg :path)))
+         (command (format mu4e-register-as-ham-cmd path))) ;; re-register msg as ham
+    (shell-command command))
+(mu4e-mark-at-point 'something nil))
+ 
+;; (add-to-list 'mu4e-view-actions
+;;              '("sMark as spam" . mu4e-view-register-msg-as-spam) t)
+;; (add-to-list 'mu4e-view-actions
+;;              '("hMark as ham" . mu4e-view-register-msg-as-ham) t)
+
+(defun mu4e-view-register-msg-as-spam (msg)
+  "Mark message as spam (view mode)."
+  (interactive)
+  (let* ((path (shell-quote-argument (mu4e-message-field msg :path)))
+         (command (format mu4e-register-as-spam-cmd path)))
+    (shell-command command))
+  (mu4e-view-mark-for-delete))
+
+(defun mu4e-view-register-msg-as-ham (msg)
+  "Mark message as ham (view mode)."
+  (interactive)
+  (let* ((path (shell-quote-argument(mu4e-message-field msg :path)))
+         (command (format mu4e-register-as-ham-cmd path)))
+    (shell-command command))
+  (mu4e-view-mark-for-something))
+
+;;; end of spam-filtering functions 
+
+(provide 'mu4e-contrib)