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New option to create unique, random labels for footnotes.

* lisp/org-footnote.el: (org-footnote-auto-label): New random option
* lisp/org-footnote.el: (org-footnote-new): Create random footnote
  labels with unique ids
Matt Lundin 9 years ago
1 changed files with 12 additions and 4 deletions
  1. 12 4

+ 12 - 4

@@ -113,12 +113,14 @@ t          create unique labels of the form [fn:1], [fn:2], ...
 confirm    like t, but let the user edit the created value.  In particular,
            the label can be removed from the minibuffer, to create
            an anonymous footnote.
+random	   Automatically generate a unique, random label.
 plain      Automatically create plain number labels like [1]"
   :group 'org-footnote
   :type '(choice
 	  (const :tag "Prompt for label" nil)
 	  (const :tag "Create automatic [fn:N]" t)
 	  (const :tag "Offer automatic [fn:N] for editing" confirm)
+	  (const :tag "Create a random label" random)
 	  (const :tag "Create automatic [N]" plain)))
 (defcustom org-footnote-auto-adjust nil
@@ -253,16 +255,22 @@ This command prompts for a label.  If this is a label referencing an
 existing label, only insert the label.  If the footnote label is empty
 or new, let the user edit the definition of the footnote."
-  (let* ((labels (org-footnote-all-labels))
+  (let* ((labels (and (not (equal org-footnote-auto-label 'random))
+		      (org-footnote-all-labels)))
 	 (propose (org-footnote-unique-label labels))
-	  (if (member org-footnote-auto-label '(t plain))
-	      propose
+	  (cond 
+	   ((member org-footnote-auto-label '(t plain))
+	    propose)
+	   ((equal org-footnote-auto-label 'random)
+	    (require 'org-id)
+	    (substring (org-id-uuid) 0 8))
+	   (t
 	     "Label (leave empty for anonymous): "
 	     (mapcar 'list labels) nil nil
 	     (if (eq org-footnote-auto-label 'confirm) propose nil)
-	     'org-footnote-label-history))))
+	     'org-footnote-label-history)))))
     (setq label (org-footnote-normalize-label label))
      ((equal label "")