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-rw-r--r--bog.el44
1 files changed, 44 insertions, 0 deletions
diff --git a/bog.el b/bog.el
index b8ed18c..923d5e5 100644
--- a/bog.el
+++ b/bog.el
@@ -273,6 +273,50 @@ year, and the first meaningful word in the title)."
(when (equal (length text) (match-end 0))
t))
+(defun bog-all-citekeys ()
+ (apply 'append
+ (-map 'bog-citekeys-in-file
+ (bog-notes-files))))
+
+(defun bog-all-heading-citekeys ()
+ (-mapcat 'bog-heading-citekeys-in-file
+ (bog-notes-files)))
+
+(defun bog-citekeys-in-file (file)
+ (let ((was-open (org-find-base-buffer-visiting file))
+ (buffer (find-file-noselect file))
+ refs)
+ (with-current-buffer buffer
+ (save-excursion
+ (save-restriction
+ (widen)
+ (goto-char (point-min))
+ (while (re-search-forward bog-citekey-format nil t)
+ (add-to-list 'refs (match-string-no-properties 0))))))
+ (unless was-open
+ (kill-buffer buffer))
+ refs))
+
+(defun bog-heading-citekeys-in-file (file)
+ (let ((was-open (org-find-base-buffer-visiting file))
+ (buffer (find-file-noselect file))
+ citekeys)
+ (with-current-buffer buffer
+ (save-excursion
+ (setq citekeys (bog-heading-citekeys-in-buffer))))
+ (unless was-open
+ (kill-buffer buffer))
+ citekeys))
+
+(defun bog-heading-citekeys-in-buffer ()
+ (--keep it
+ (org-map-entries 'bog-get-heading-if-citekey nil 'file)))
+
+(defun bog-get-heading-if-citekey ()
+ (let ((heading (org-no-properties (org-get-heading t t))))
+ (when (bog-citekey-only-p heading)
+ heading)))
+
;;; Citekey-associated files