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137 lines
4.4 KiB
EmacsLisp
137 lines
4.4 KiB
EmacsLisp
;;; erc-imenu.el -- Imenu support for ERC
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;; Copyright (C) 2001-2002, 2004, 2006-2018 Free Software Foundation,
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;; Inc.
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;; Author: Mario Lang <mlang@delysid.org>
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;; Maintainer: emacs-devel@gnu.org
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;; Keywords: comm
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;; URL: http://www.emacswiki.org/cgi-bin/wiki.pl?ErcImenu
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; This file contains code related to Ibuffer and ERC. Totally alpha,
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;; needs work. Usage: Type / C-e C-h when in Ibuffer-mode to see new
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;; limiting commands
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;;; Code:
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;;; Commentary:
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;; This package defines the function `erc-create-imenu-index'. ERC
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;; uses this for `imenu-create-index-function', and autoloads it.
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;; Therefore, nothing needs to be done to use this package.
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;;; Code:
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(require 'erc)
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(require 'imenu)
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(defun erc-unfill-notice ()
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"Return text from point to a computed end as a string unfilled.
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Don't rely on this function, read it first!"
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(let ((str (buffer-substring
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(save-excursion
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(re-search-forward (regexp-quote erc-notice-prefix)))
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(progn
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(while (save-excursion
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(forward-line 1)
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(looking-at " "))
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(forward-line 1))
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(end-of-line) (point)))))
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(with-temp-buffer
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(insert str)
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(goto-char (point-min))
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(while (re-search-forward "\n +" nil t)
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(replace-match " "))
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(buffer-substring (point-min) (point-max)))))
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;;;###autoload
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(defun erc-create-imenu-index ()
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(let ((index-alist '())
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(notice-alist '())
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(join-alist '())
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(left-alist '())
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(quit-alist '())
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(message-alist '())
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(mode-change-alist '())
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(topic-change-alist '())
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prev-pos)
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(goto-char (point-max))
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(imenu-progress-message prev-pos 0)
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(while (if (bolp)
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(> (forward-line -1)
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-1)
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(progn (forward-line 0)
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t))
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(imenu-progress-message prev-pos nil t)
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(save-match-data
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(when (looking-at (concat (regexp-quote erc-notice-prefix)
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"\\(.+\\)$"))
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(let ((notice-text ;; Ugly hack, but seems to work.
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(save-excursion (erc-unfill-notice)))
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(pos (point)))
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(push (cons notice-text pos) notice-alist)
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(or
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(when (string-match "^\\(.*\\) has joined channel" notice-text)
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(push (cons (match-string 1 notice-text) pos) join-alist))
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(when (string-match "^\\(.+\\) has left channel" notice-text)
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(push (cons (match-string 1 notice-text) pos) left-alist))
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(when (string-match "^\\(.+\\) has quit\\(.*\\)$" notice-text)
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(push (cons (concat (match-string 1 notice-text)
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(match-string 2 notice-text))
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(point))
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quit-alist))
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(when (string-match
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"^\\(\\S-+\\) (.+) has changed mode for \\S-+ to \\(.*\\)$"
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notice-text)
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(push (cons (concat (match-string 1 notice-text) ": "
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(match-string 2 notice-text))
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(point))
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mode-change-alist))
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(when (string-match
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"^\\(\\S-+\\) (.+) has set the topic for \\S-+: \\(.*\\)$"
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notice-text)
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(push (cons (concat (match-string 1 notice-text) ": "
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(match-string 2 notice-text)) pos)
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topic-change-alist)))))
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(when (looking-at "<\\(\\S-+\\)> \\(.+\\)$")
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(let ((from (match-string 1))
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(message-text (match-string 2)))
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(push (cons (concat from ": " message-text) (point))
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message-alist)))))
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(and notice-alist (push (cons "notices" notice-alist) index-alist))
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(and join-alist (push (cons "joined" join-alist) index-alist))
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(and left-alist (push (cons "parted" left-alist) index-alist))
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(and quit-alist (push (cons "quit" quit-alist) index-alist))
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(and mode-change-alist (push (cons "mode-change" mode-change-alist)
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index-alist))
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(and message-alist (push (cons "messages" message-alist) index-alist))
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(and topic-change-alist (push (cons "topic-change" topic-change-alist)
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index-alist))
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index-alist))
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(provide 'erc-imenu)
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;;; erc-imenu.el ends here
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;;
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;; Local Variables:
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;; indent-tabs-mode: t
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;; tab-width: 8
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;; End:
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