Merge branch 'am-from-wl'

magit.el

@@ -4045,6 +4045,47 @@ With prefix force the removal even it it hasn't been merged."
     ((diff)
      (magit-interactive-resolve (cadr info)))))
 
+(defun magit-list-buffers ()
+  "Returns a list of magit buffers."
+  (delq nil (mapcar (lambda (b)
+                      (save-excursion
+                        (set-buffer b)
+                        (when (eq major-mode 'magit-mode)
+                          b)))
+                    (buffer-list))))
+
+(defun remove-dupes (list)
+  "Remove the duplicate items in a sorted list."
+  (let (tmp-list head)
+    (while list
+      (setq head (pop list))
+      (unless (equal head (car list))
+        (push head tmp-list)))
+    (reverse tmp-list)))
+
+(defun magit-list-projects ()
+  "Returns a list of directories with a magit representation."
+  (remove-dupes
+   (sort
+    (mapcar (lambda (b)
+              (save-excursion
+                (set-buffer b)
+                (directory-file-name default-directory)))
+            (magit-list-buffers))
+    'string=)))
+
+(defun magit-wl-pipe-to-am ()
+  "Ask the user for a project in which to apply (via am) the
+current email in wl."
+  (interactive)
+  "Pipe a wanderlust message into git am."
+  (let* ((proj (funcall magit-completing-read
+                       "Apply to project: "
+                       (magit-list-projects)
+                       nil t nil nil)))
+    (wl-summary-pipe-message-subr
+     nil (format "cd '%s' && git am" proj))))
+
 (provide 'magit)
 
 ;;; magit.el ends here