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Diffstat (limited to 'lisp/ldg-post.el')
| -rw-r--r-- | lisp/ldg-post.el | 249 |
1 files changed, 0 insertions, 249 deletions
diff --git a/lisp/ldg-post.el b/lisp/ldg-post.el deleted file mode 100644 index 693b9e0e..00000000 --- a/lisp/ldg-post.el +++ /dev/null @@ -1,249 +0,0 @@ -;;; ldg-post.el --- Helper code for use with the "ledger" command-line tool - -;; Copyright (C) 2003-2013 John Wiegley (johnw AT gnu DOT org) - -;; 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: -;; Utility functions for dealing with postings. - -(require 'ldg-regex) - -;;; Code: - -(defgroup ledger-post nil - "Options for controlling how Ledger-mode deals with postings and completion" - :group 'ledger) - -(defcustom ledger-post-account-alignment-column 4 - "The column Ledger-mode attempts to align accounts to." - :type 'integer - :group 'ledger-post) - -(defcustom ledger-post-amount-alignment-column 52 - "The column Ledger-mode attempts to align amounts to." - :type 'integer - :group 'ledger-post) - -(defcustom ledger-post-use-completion-engine :built-in - "Which completion engine to use, :iswitchb or :ido chose those engines, -:built-in uses built-in Ledger-mode completion" - :type '(radio (const :tag "built in completion" :built-in) - (const :tag "ido completion" :ido) - (const :tag "iswitchb completion" :iswitchb) ) - :group 'ledger-post) - -(defun ledger-post-all-accounts () - "Return a list of all accounts in the buffer." - (let ((origin (point)) - (ledger-post-list nil) - account elements) - (save-excursion - (goto-char (point-min)) - (while (re-search-forward ledger-post-line-regexp nil t) - (unless (and (>= origin (match-beginning 0)) - (< origin (match-end 0))) - (add-to-list 'ledger-post-list (ledger-regex-post-line-account)))) - (nreverse ledger-post-list)))) - -(declare-function iswitchb-read-buffer "iswitchb" - (prompt &optional default require-match start matches-set)) - -(defvar iswitchb-temp-buflist) - -(defun ledger-post-completing-read (prompt choices) - "Use iswitchb as a `completing-read' replacement to choose from choices. -PROMPT is a string to prompt with. CHOICES is a list of strings -to choose from." - (cond ((eq ledger-post-use-completion-engine :iswitchb) - (let* ((iswitchb-use-virtual-buffers nil) - (iswitchb-make-buflist-hook - (lambda () - (setq iswitchb-temp-buflist choices)))) - (iswitchb-read-buffer prompt))) - ((eq ledger-post-use-completion-engine :ido) - (ido-completing-read prompt choices)) - (t - (completing-read prompt choices)))) - -(defvar ledger-post-current-list nil) - -(defun ledger-post-pick-account () - "Insert an account entered by the user." - (interactive) - (let* ((account - (ledger-post-completing-read - "Account: " (or ledger-post-current-list - (setq ledger-post-current-list - (ledger-post-all-accounts))))) - (account-len (length account)) - (pos (point))) - (goto-char (line-beginning-position)) - (when (re-search-forward ledger-post-line-regexp (line-end-position) t) - (let ((existing-len (length (ledger-regex-post-line-account)))) - (goto-char (match-beginning ledger-regex-post-line-group-account)) - (delete-region (match-beginning ledger-regex-post-line-group-account) - (match-end ledger-regex-post-line-group-account)) - (insert account) - (cond - ((> existing-len account-len) - (insert (make-string (- existing-len account-len) ? ))) - ((< existing-len account-len) - (dotimes (n (- account-len existing-len)) - (if (looking-at "[ \t]\\( [ \t]\\|\t\\)") - (delete-char 1))))))) - (goto-char pos))) - - - -(defsubst ledger-next-amount (&optional end) - "Move point to the next amount, as long as it is not past END. -Return the width of the amount field as an integer and leave -point at beginning of the commodity." - ;;(beginning-of-line) - (when (re-search-forward ledger-amount-regex end t) - (goto-char (match-beginning 0)) - (skip-syntax-forward " ") - (- (or (match-end 4) - (match-end 3)) (point)))) - - -(defun ledger-next-account (&optional end) - "Move point to the beginning of the next account, or status marker (!*), as long as it is not past END. -Return the column of the beginning of the account and leave point -at beginning of account" - (if (> end (point)) - (when (re-search-forward ledger-account-any-status-regex (1+ end) t) - ;; the 1+ is to make sure we can catch the newline - (if (match-beginning 1) - (goto-char (match-beginning 1)) - (goto-char (match-beginning 2))) - (current-column)))) - -(defun ledger-post-align-xact (pos) - (interactive "d") - (let ((bounds (ledger-find-xact-extents pos))) - (ledger-post-align-postings (car bounds) (cadr bounds)))) - -(defun ledger-post-align-postings (&optional beg end) - "Align all accounts and amounts within region, if there is no -region align the posting on the current line." - (interactive) - (assert (eq major-mode 'ledger-mode)) - - (save-excursion - (if (or (not (mark)) - (not (use-region-p))) - (set-mark (point))) - - (let* ((inhibit-modification-hooks t) - (mark-first (< (mark) (point))) - (begin-region (if beg - beg - (if mark-first (mark) (point)))) - (end-region (if end - end - (if mark-first (point) (mark)))) - acct-start-column acct-end-column acct-adjust amt-width - (lines-left 1)) - ;; Condition point and mark to the beginning and end of lines - (goto-char end-region) - (setq end-region (line-end-position)) - (goto-char begin-region) - (goto-char - (setq begin-region - (line-beginning-position))) - - ;; This is the guts of the alignment loop - (while (and (or (setq acct-start-column (ledger-next-account (line-end-position))) - lines-left) - (< (point) end-region)) - (when acct-start-column - (setq acct-end-column (save-excursion - (goto-char (match-end 2)) - (current-column))) - (when (/= (setq acct-adjust (- ledger-post-account-alignment-column acct-start-column)) 0) - (setq acct-end-column (+ acct-end-column acct-adjust)) ;;adjust the account ending column - (if (> acct-adjust 0) - (insert (make-string acct-adjust ? )) - (delete-char acct-adjust))) - (when (setq amt-width (ledger-next-amount (line-end-position))) - (if (/= 0 (setq amt-adjust (- (if (> (- ledger-post-amount-alignment-column amt-width) - (+ 2 acct-end-column)) - ledger-post-amount-alignment-column ;;we have room - (+ acct-end-column 2 amt-width)) - amt-width - (current-column)))) - (if (> amt-adjust 0) - (insert (make-string amt-adjust ? )) - (delete-char amt-adjust))))) - (forward-line) - (setq lines-left (not (eobp)))) - (setq inhibit-modification-hooks nil)))) - - - -(defun ledger-post-edit-amount () - "Call 'calc-mode' and push the amount in the posting to the top of stack." - (interactive) - (goto-char (line-beginning-position)) - (when (re-search-forward ledger-post-line-regexp (line-end-position) t) - (goto-char (match-end ledger-regex-post-line-group-account)) ;; go to the and of the account - (let ((end-of-amount (re-search-forward "[-.,0-9]+" (line-end-position) t))) - ;; determine if there is an amount to edit - (if end-of-amount - (let ((val (ledger-string-to-number (match-string 0)))) - (goto-char (match-beginning 0)) - (delete-region (match-beginning 0) (match-end 0)) - (calc) - (calc-eval val 'push)) ;; edit the amount - (progn ;;make sure there are two spaces after the account name and go to calc - (if (search-backward " " (- (point) 3) t) - (goto-char (line-end-position)) - (insert " ")) - (calc)))))) - -(defun ledger-post-prev-xact () - "Move point to the previous transaction." - (interactive) - (backward-paragraph) - (when (re-search-backward ledger-xact-line-regexp nil t) - (goto-char (match-beginning 0)) - (re-search-forward ledger-post-line-regexp) - (goto-char (match-end ledger-regex-post-line-group-account)))) - -(defun ledger-post-next-xact () - "Move point to the next transaction." - (interactive) - (when (re-search-forward ledger-xact-line-regexp nil t) - (goto-char (match-beginning 0)) - (re-search-forward ledger-post-line-regexp) - (goto-char (match-end ledger-regex-post-line-group-account)))) - -(defun ledger-post-setup () - "Configure `ledger-mode' to auto-align postings." - (add-hook 'after-save-hook #'(lambda () (setq ledger-post-current-list nil)) t t)) - - - -(provide 'ldg-post) - - - -;;; ldg-post.el ends here |