Reconcile mode is now working.

ledger.el

@@ -1,3 +1,42 @@
+;;; ledger.el --- Helper code for using my "ledger" command-line tool
+
+;; Copyright (C) 2004 John Wiegley (johnw AT gnu DOT org)
+
+;; Emacs Lisp Archive Entry
+;; Filename: ledger.el
+;; Version: 1.1
+;; Date: Thu 02-Apr-2004
+;; Keywords: data
+;; Author: John Wiegley (johnw AT gnu DOT org)
+;; Maintainer: John Wiegley (johnw AT gnu DOT org)
+;; Description: Helper code for using my "ledger" command-line tool
+;; URL: http://www.newartisans.com/johnw/emacs.html
+;; Compatibility: Emacs21
+
+;; This file is not part of GNU Emacs.
+
+;; This 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 2, or (at your option) any later
+;; version.
+;;
+;; This 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; see the file COPYING.  If not, write to the
+;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+;; MA 02111-1307, USA.
+
+;;; Commentary:
+
+;; This code is only meaningful if you are using "ledger".
+
+(defvar ledger-version "1.1"
+  "The version of ledger.el currently loaded")
+
 (defun ledger-add-entry (entry)
   (interactive
    (list (read-string "Entry: "
@@ -9,12 +48,19 @@
     (delete-char 5)
     (exchange-point-and-mark)))
 
-(defun ledger-clear-current ()
+(defun ledger-toggle-current ()
   (interactive)
-  (save-excursion
-    (when (re-search-backward "^[0-9]" nil t)
-      (skip-chars-forward "0-9./")
-      (insert " *"))))
+  (let (clear)
+    (save-excursion
+      (when (or (looking-at "^[0-9]")
+		(re-search-backward "^[0-9]" nil t))
+	(skip-chars-forward "0-9./")
+	(delete-horizontal-space)
+	(if (equal ?\* (char-after))
+	    (delete-char 1)
+	  (insert " * ")
+	  (setq clear t))))
+    clear))
 
 (define-derived-mode ledger-mode text-mode "Ledger"
   "A mode for editing ledger data files."
@@ -22,7 +68,7 @@
   (let ((map (current-local-map)))
     (define-key map [(control ?c) (control ?n)] 'ledger-add-entry)
     (define-key map [(control ?c) (control ?c)]
-  'ledger-clear-current)))
+  'ledger-toggle-current)))
 
 (defun ledger-parse-entries (account)
   (let* ((now (current-time))
@@ -33,11 +79,12 @@
     (setq then (time-subtract then (seconds-to-time (* 45 24 60 60))))
     (while (not (eobp))
       (when (looking-at
-	     (concat "\\(Y\\s-+\\([0-9]+\\)\\|\\([0-9]{4}+\\)?[./]?"
+	     (concat "\\(Y\\s-+\\([0-9]+\\)\\|"
+		     "\\([0-9]\\{4\\}+\\)?[./]?"
 		     "\\([0-9]+\\)[./]\\([0-9]+\\)\\s-+"
 		     "\\(\\*\\s-+\\)?\\(.+\\)\\)"))
 	(let ((found (match-string 2))
-	      when)
+	      total when)
 	  (if found
 	      (setq current-year (string-to-number found))
 	    (let ((start (match-beginning 0))
@@ -52,15 +99,19 @@
 				      (or year current-year)))
 	      (when (or (not mark) (time-less-p then when))
 		(forward-line)
+		(setq total 0.0)
 		(while (looking-at
-			(concat "\\s-+\\([A-Za-z_].+?\\)  \\s-*"
-				"\\([^0-9]+\\)\\s-*\\([0-9.]+\\)"))
+			(concat "\\s-+\\([A-Za-z_].+?\\)\\(\\s-*$\\|  \\s-*"
+				"\\([^0-9]+\\)\\s-*\\([0-9.]+\\)\\)"))
 		  (let ((acct (match-string 1))
-			(amt (match-string 3)))
+			(amt (match-string 4)))
+		    (if amt
+			(setq amt (string-to-number amt)
+			      total (+ total amt)))
 		    (if (string= account acct)
 			(setq entries
 			      (cons (list (copy-marker start)
-					  mark when desc amt)
+					  mark when desc (or amt total))
 				    entries))))
 		  (forward-line)))))))
       (forward-line))
@@ -69,7 +120,7 @@
 (define-derived-mode ledger-reconcile-mode text-mode "Reconcile"
   "A mode for reconciling ledger entries."
   (let ((map (make-sparse-keymap)))
-    (define-key map [space] 'ledger-reconcile-toggle)
+    (define-key map [? ] 'ledger-reconcile-toggle)
     (use-local-map map)))
 
 (defvar ledger-buf nil)
@@ -77,10 +128,18 @@
 
 (defun ledger-reconcile-toggle ()
   (interactive)
-  (let ((where (get-text-property (point) 'where)))
+  (let ((where (get-text-property (point) 'where))
+	cleared)
     (with-current-buffer ledger-buf
       (goto-char where)
-      (ledger-clear-current))))
+      (setq cleared (ledger-toggle-current)))
+    (if cleared
+	(add-text-properties (line-beginning-position)
+			     (line-end-position)
+			     (list 'face 'bold))
+      (remove-text-properties (line-beginning-position)
+			      (line-end-position)
+			      (list 'face)))))
 
 (defun ledger-reconcile (account)
   (interactive "sAccount to reconcile: ")
@@ -95,9 +154,15 @@
       (let ((beg (point)))
 	(insert (format "%s %-30s %8.2f\n"
 			(format-time-string "%Y.%m.%d" (nth 2 item))
-			(nth 3 item)
-			(string-to-number (nth 4 item))))
+			(nth 3 item) (nth 4 item)))
 	(if (nth 1 item)
 	    (set-text-properties beg (1- (point))
 				 (list 'face 'bold
-				       'where (nth 0 item))))))))
+				       'where (nth 0 item)))
+	  (set-text-properties beg (1- (point))
+			       (list 'where (nth 0 item))))))
+    (goto-char (point-min))))
+
+(provide 'ledger)
+
+;;; ledger.el ends here