a13bcd4109
Added a few lines to transform the amount to decimal period format before pushing it to calc.
211 lines
7.4 KiB
EmacsLisp
211 lines
7.4 KiB
EmacsLisp
;;; ldg-post.el --- Helper code for use with the "ledger" command-line tool
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;; Copyright (C) 2003-2013 John Wiegley (johnw AT gnu DOT org)
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;; This file is not part of GNU Emacs.
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;; This is free software; you can redistribute it and/or modify it under
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;; the terms of the GNU General Public License as published by the Free
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;; Software Foundation; either version 2, or (at your option) any later
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;; version.
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;;
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;; This is distributed in the hope that it will be useful, but WITHOUT
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;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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;; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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;; for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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;; MA 02111-1307, USA.
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(require 'ldg-regex)
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(defgroup ledger-post nil
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""
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:group 'ledger)
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(defcustom ledger-post-auto-adjust-amounts nil
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"If non-nil, ."
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:type 'boolean
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:group 'ledger-post)
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(defcustom ledger-post-amount-alignment-column 52
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"If non-nil, ."
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:type 'integer
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:group 'ledger-post)
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(defcustom ledger-post-use-iswitchb nil
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"If non-nil, ."
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:type 'boolean
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:group 'ledger-post)
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(defcustom ledger-post-use-ido nil
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"If non-nil, ."
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:type 'boolean
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:group 'ledger-post)
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(defcustom ledger-post-use-decimal-comma nil
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"if non-nil the use commas as decimal separator. This only has
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effect interfacing to calc mode in edit amount"
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:type 'boolean
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:group 'ledger-post)
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(defun ledger-post-all-accounts ()
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(let ((origin (point))
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(ledger-post-list nil)
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account elements)
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(save-excursion
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(goto-char (point-min))
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(while (re-search-forward ledger-post-line-regexp nil t)
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(unless (and (>= origin (match-beginning 0))
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(< origin (match-end 0)))
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(add-to-list 'ledger-post-list (ledger-regex-post-line-account))))
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(nreverse ledger-post-list))))
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(declare-function iswitchb-read-buffer "iswitchb"
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(prompt &optional default require-match start matches-set))
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(defvar iswitchb-temp-buflist)
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(defun ledger-post-completing-read (prompt choices)
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"Use iswitchb as a completing-read replacement to choose from choices.
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PROMPT is a string to prompt with. CHOICES is a list of
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strings to choose from."
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(cond
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(ledger-post-use-iswitchb
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(let* ((iswitchb-use-virtual-buffers nil)
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(iswitchb-make-buflist-hook
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(lambda ()
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(setq iswitchb-temp-buflist choices))))
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(iswitchb-read-buffer prompt)))
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(ledger-post-use-ido
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(ido-completing-read prompt choices))
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(t
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(completing-read prompt choices))))
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(defvar ledger-post-current-list nil)
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(defun ledger-post-pick-account ()
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(interactive)
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(let* ((account
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(ledger-post-completing-read
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"Account: " (or ledger-post-current-list
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(setq ledger-post-current-list
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(ledger-post-all-accounts)))))
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(account-len (length account))
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(pos (point)))
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(goto-char (line-beginning-position))
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(when (re-search-forward ledger-post-line-regexp (line-end-position) t)
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(let ((existing-len (length (ledger-regex-post-line-account))))
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(goto-char (match-beginning ledger-regex-post-line-group-account))
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(delete-region (match-beginning ledger-regex-post-line-group-account)
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(match-end ledger-regex-post-line-group-account))
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(insert account)
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(cond
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((> existing-len account-len)
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(insert (make-string (- existing-len account-len) ? )))
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((< existing-len account-len)
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(dotimes (n (- account-len existing-len))
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(if (looking-at "[ \t]\\( [ \t]\\|\t\\)")
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(delete-char 1)))))))
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(goto-char pos)))
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(defun ledger-next-amount (&optional end)
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(when (re-search-forward "\\( \\|\t\\| \t\\)[ \t]*-?\\([A-Z$€£]+ *\\)?\\(-?[0-9,]+?\\)\\(.[0-9]+\\)?\\( *[A-Z$€£]+\\)?\\([ \t]*@@?[^\n;]+?\\)?\\([ \t]+;.+?\\)?$" (marker-position end) t)
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(goto-char (match-beginning 0))
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(skip-syntax-forward " ")
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(- (or (match-end 4)
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(match-end 3)) (point))))
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(defun ledger-align-amounts (&optional column)
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"Align amounts in the current region.
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This is done so that the last digit falls in COLUMN, which
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defaults to 52."
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(interactive "p")
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(if (or (null column) (= column 1))
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(setq column ledger-post-amount-alignment-column))
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(save-excursion
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(let* ((mark-first (< (mark) (point)))
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(begin (if mark-first (mark) (point)))
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(end (if mark-first (point-marker) (mark-marker)))
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offset)
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(goto-char begin)
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(while (setq offset (ledger-next-amount end))
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(let ((col (current-column))
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(target-col (- column offset))
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adjust)
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(setq adjust (- target-col col))
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(if (< col target-col)
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(insert (make-string (- target-col col) ? ))
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(move-to-column target-col)
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(if (looking-back " ")
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(delete-char (- col target-col))
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(skip-chars-forward "^ \t")
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(delete-horizontal-space)
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(insert " ")))
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(forward-line))))))
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(defun ledger-post-align-amount ()
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(interactive)
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(save-excursion
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(set-mark (line-beginning-position))
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(goto-char (1+ (line-end-position)))
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(ledger-align-amounts)))
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(defun ledger-post-maybe-align (beg end len)
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(save-excursion
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(goto-char beg)
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(when (< end (line-end-position))
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(goto-char (line-beginning-position))
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(if (looking-at ledger-post-line-regexp)
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(ledger-post-align-amount)))))
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(defun ledger-post-edit-amount ()
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(interactive)
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(goto-char (line-beginning-position))
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(when (re-search-forward ledger-post-line-regexp (line-end-position) t)
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(goto-char (match-end ledger-regex-post-line-group-account)) ;; go to the and of the account
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(let ((end-of-amount (re-search-forward "[-.,0-9]+" (line-end-position) t)))
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;; determine if there is an amount to edit
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(if end-of-amount
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(let ((val (match-string 0)))
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(goto-char (match-beginning 0))
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(delete-region (match-beginning 0) (match-end 0))
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(calc)
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(if ledger-post-use-decimal-comma
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(progn
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(while (string-match "\\." val)
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(setq val (replace-match "" nil nil val))) ;; gets rid of periods
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(while (string-match "," val)
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(setq val (replace-match "." nil nil val)))) ;; switch to period separator
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(progn
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(while (string-match "," val)
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(setq val (replace-match "" nil nil val))))) ;; gets rid of commas
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(calc-eval val 'push)) ;; edit the amount
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(progn ;;make sure there are two spaces after the account name and go to calc
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(if (search-backward " " (- (point) 3) t)
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(goto-char (line-end-position))
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(insert " "))
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(calc))))))
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(defun ledger-post-prev-xact ()
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(interactive)
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(backward-paragraph)
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(when (re-search-backward ledger-xact-line-regexp nil t)
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(goto-char (match-beginning 0))
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(re-search-forward ledger-post-line-regexp)
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(goto-char (match-end ledger-regex-post-line-group-account))))
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(defun ledger-post-next-xact ()
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(interactive)
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(when (re-search-forward ledger-xact-line-regexp nil t)
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(goto-char (match-beginning 0))
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(re-search-forward ledger-post-line-regexp)
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(goto-char (match-end ledger-regex-post-line-group-account))))
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(defun ledger-post-setup ()
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(if ledger-post-auto-adjust-amounts
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(add-hook 'after-change-functions 'ledger-post-maybe-align t t))
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(add-hook 'after-save-hook #'(lambda () (setq ledger-post-current-list nil))))
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(provide 'ldg-post)
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