| 1 | ;;; erc-imenu.el -- Imenu support for ERC |
| 2 | |
| 3 | ;; Copyright (C) 2001-2002, 2004, 2006-2012 Free Software Foundation, Inc. |
| 4 | |
| 5 | ;; Author: Mario Lang <mlang@delysid.org> |
| 6 | ;; Maintainer: FSF |
| 7 | ;; Keywords: comm |
| 8 | ;; URL: http://www.emacswiki.org/cgi-bin/wiki.pl?ErcImenu |
| 9 | |
| 10 | ;; This file is part of GNU Emacs. |
| 11 | |
| 12 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
| 13 | ;; it under the terms of the GNU General Public License as published by |
| 14 | ;; the Free Software Foundation, either version 3 of the License, or |
| 15 | ;; (at your option) any later version. |
| 16 | |
| 17 | ;; GNU Emacs is distributed in the hope that it will be useful, |
| 18 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 20 | ;; GNU General Public License for more details. |
| 21 | |
| 22 | ;; You should have received a copy of the GNU General Public License |
| 23 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
| 24 | |
| 25 | ;;; Commentary: |
| 26 | |
| 27 | ;; This file contains code related to Ibuffer and ERC. Totally alpha, |
| 28 | ;; needs work. Usage: Type / C-e C-h when in Ibuffer-mode to see new |
| 29 | ;; limiting commands |
| 30 | |
| 31 | ;;; Code: |
| 32 | |
| 33 | ;;; Commentary: |
| 34 | |
| 35 | ;; This package defines the function `erc-create-imenu-index'. ERC |
| 36 | ;; uses this for `imenu-create-index-function', and autoloads it. |
| 37 | ;; Therefore, nothing needs to be done to use this package. |
| 38 | |
| 39 | ;;; Code: |
| 40 | |
| 41 | (require 'erc) |
| 42 | (require 'imenu) |
| 43 | |
| 44 | (defun erc-unfill-notice () |
| 45 | "Return text from point to a computed end as a string unfilled. |
| 46 | Don't rely on this function, read it first!" |
| 47 | (let ((str (buffer-substring |
| 48 | (save-excursion |
| 49 | (re-search-forward (regexp-quote erc-notice-prefix))) |
| 50 | (progn |
| 51 | (while (save-excursion |
| 52 | (forward-line 1) |
| 53 | (looking-at " ")) |
| 54 | (forward-line 1)) |
| 55 | (end-of-line) (point))))) |
| 56 | (with-temp-buffer |
| 57 | (insert str) |
| 58 | (goto-char (point-min)) |
| 59 | (while (re-search-forward "\n +" nil t) |
| 60 | (replace-match " ")) |
| 61 | (buffer-substring (point-min) (point-max))))) |
| 62 | |
| 63 | ;;;###autoload |
| 64 | (defun erc-create-imenu-index () |
| 65 | (let ((index-alist '()) |
| 66 | (notice-alist '()) |
| 67 | (join-alist '()) |
| 68 | (left-alist '()) |
| 69 | (quit-alist '()) |
| 70 | (message-alist '()) |
| 71 | (mode-change-alist '()) |
| 72 | (topic-change-alist '()) |
| 73 | prev-pos) |
| 74 | (goto-char (point-max)) |
| 75 | (imenu-progress-message prev-pos 0) |
| 76 | (while (if (bolp) |
| 77 | (> (forward-line -1) |
| 78 | -1) |
| 79 | (progn (forward-line 0) |
| 80 | t)) |
| 81 | (imenu-progress-message prev-pos nil t) |
| 82 | (save-match-data |
| 83 | (when (looking-at (concat (regexp-quote erc-notice-prefix) |
| 84 | "\\(.+\\)$")) |
| 85 | (let ((notice-text ;; Ugly hack, but seems to work. |
| 86 | (save-excursion (erc-unfill-notice))) |
| 87 | (pos (point))) |
| 88 | (push (cons notice-text pos) notice-alist) |
| 89 | (or |
| 90 | (when (string-match "^\\(.*\\) has joined channel" notice-text) |
| 91 | (push (cons (match-string 1 notice-text) pos) join-alist)) |
| 92 | (when (string-match "^\\(.+\\) has left channel" notice-text) |
| 93 | (push (cons (match-string 1 notice-text) pos) left-alist)) |
| 94 | (when (string-match "^\\(.+\\) has quit\\(.*\\)$" notice-text) |
| 95 | (push (cons (concat (match-string 1 notice-text) |
| 96 | (match-string 2 notice-text)) |
| 97 | (point)) |
| 98 | quit-alist)) |
| 99 | (when (string-match |
| 100 | "^\\(\\S-+\\) (.+) has changed mode for \\S-+ to \\(.*\\)$" |
| 101 | notice-text) |
| 102 | (push (cons (concat (match-string 1 notice-text) ": " |
| 103 | (match-string 2 notice-text)) |
| 104 | (point)) |
| 105 | mode-change-alist)) |
| 106 | (when (string-match |
| 107 | "^\\(\\S-+\\) (.+) has set the topic for \\S-+: \\(.*\\)$" |
| 108 | notice-text) |
| 109 | (push (cons (concat (match-string 1 notice-text) ": " |
| 110 | (match-string 2 notice-text)) pos) |
| 111 | topic-change-alist))))) |
| 112 | (when (looking-at "<\\(\\S-+\\)> \\(.+\\)$") |
| 113 | (let ((from (match-string 1)) |
| 114 | (message-text (match-string 2))) |
| 115 | (push (cons (concat from ": " message-text) (point)) |
| 116 | message-alist))))) |
| 117 | (and notice-alist (push (cons "notices" notice-alist) index-alist)) |
| 118 | (and join-alist (push (cons "joined" join-alist) index-alist)) |
| 119 | (and left-alist (push (cons "parted" left-alist) index-alist)) |
| 120 | (and quit-alist (push (cons "quit" quit-alist) index-alist)) |
| 121 | (and mode-change-alist (push (cons "mode-change" mode-change-alist) |
| 122 | index-alist)) |
| 123 | (and message-alist (push (cons "messages" message-alist) index-alist)) |
| 124 | (and topic-change-alist (push (cons "topic-change" topic-change-alist) |
| 125 | index-alist)) |
| 126 | index-alist)) |
| 127 | |
| 128 | (provide 'erc-imenu) |
| 129 | |
| 130 | ;;; erc-imenu.el ends here |
| 131 | ;; |
| 132 | ;; Local Variables: |
| 133 | ;; indent-tabs-mode: t |
| 134 | ;; tab-width: 8 |
| 135 | ;; End: |
| 136 | |