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| | ;;; erc-ibuffer.el --- ibuffer integration with ERC -*- lexical-binding: t; -*-
;; Copyright (C) 2002, 2004, 2006-2021 Free Software Foundation, Inc.
;; Author: Mario Lang <mlang@delysid.org>
;; Maintainer: Amin Bandali <bandali@gnu.org>
;; Keywords: comm
;; This file is part of GNU Emacs.
;; GNU Emacs 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 3 of the License, or
;; (at your option) any later version.
;; GNU Emacs 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. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; This file contains code related to Ibuffer and ERC. Totally alpha,
;; needs work. Usage: Type / C-e C-h when in Ibuffer-mode to see new
;; limiting commands
;;; Code:
(require 'ibuffer)
(require 'ibuf-ext)
(require 'erc)
(defgroup erc-ibuffer nil
"The Ibuffer group for ERC."
:group 'erc)
(defcustom erc-ibuffer-keyword-char ?k
"Char used to indicate a channel which had keyword traffic lately (hidden)."
:type 'character)
(defcustom erc-ibuffer-pal-char ?p
"Char used to indicate a channel which had pal traffic lately (hidden)."
:type 'character)
(defcustom erc-ibuffer-fool-char ?f
"Char used to indicate a channel which had fool traffic lately (hidden)."
:type 'character)
(defcustom erc-ibuffer-dangerous-host-char ?d
"Char used to indicate a channel which had dangerous-host traffic lately
\(hidden)."
:type 'character)
(define-ibuffer-filter erc-server
"Toggle current view to buffers which are related to ERC servers."
(:description "erc servers"
:reader
(let ((regexp
(read-from-minibuffer "Limit by server (regexp) (RET for all): ")))
(if (string= regexp "")
".*"
regexp)))
(with-current-buffer buf
(and (eq major-mode 'erc-mode)
(string-match qualifier (or erc-server-announced-name
erc-session-server)))))
;; Silence the byte-compiler
(defvar erc-modified-channels-alist)
(define-ibuffer-column erc-modified (:name "M")
(if (and (boundp 'erc-track-mode)
erc-track-mode)
(let ((entry (assq (current-buffer) erc-modified-channels-alist)))
(if entry
(if (cdr entry)
(cond ((eq 'pal (nth 1 entry))
(string erc-ibuffer-pal-char))
((eq 'fool (nth 1 entry))
(string erc-ibuffer-fool-char))
((eq 'keyword (nth 1 entry))
(string erc-ibuffer-keyword-char))
((eq 'dangerous-host (nth 1 entry))
(string erc-ibuffer-dangerous-host-char))
(t "$"))
(string ibuffer-modified-char))
" "))
" "))
(define-ibuffer-column erc-server-name (:name "Server")
(or
(when (and erc-server-process (processp erc-server-process))
(let ((buffer (process-buffer erc-server-process)))
(if (buffer-live-p buffer)
(with-current-buffer buffer
(or erc-server-announced-name erc-session-server))
"(closed)")))
""))
(define-ibuffer-column erc-target (:name "Target")
(if (eq major-mode 'erc-mode)
(cond ((and erc-server-process (processp erc-server-process)
(eq (current-buffer) (process-buffer erc-server-process)))
(concat "Server " erc-session-server ":"
(erc-port-to-string erc-session-port)))
((erc-channel-p (erc-default-target))
(concat (erc-default-target)))
((erc-default-target)
(concat "Query: " (erc-default-target)))
(t "(parted)"))
(buffer-name)))
(define-ibuffer-column erc-topic (:name "Topic")
(if (and (eq major-mode 'erc-mode)
erc-channel-topic)
(erc-controls-interpret erc-channel-topic)
""))
(define-ibuffer-column
erc-members (:name "Users")
(if (and (eq major-mode 'erc-mode)
(boundp 'erc-channel-users)
(hash-table-p erc-channel-users)
(> (hash-table-size erc-channel-users) 0))
(number-to-string (hash-table-size erc-channel-users))
""))
(define-ibuffer-column erc-away (:name "A")
(if (and erc-server-process
(processp erc-server-process)
(erc-away-time))
"A"
" "))
(define-ibuffer-column
erc-op (:name "O")
(if (and (eq major-mode 'erc-mode)
(erc-channel-user-op-p (erc-current-nick)))
"@"
" "))
(define-ibuffer-column erc-voice (:name "V")
(if (and (eq major-mode 'erc-mode)
(erc-channel-user-voice-p (erc-current-nick)))
"+"
" "))
(define-ibuffer-column erc-channel-modes (:name "Mode")
(if (and (eq major-mode 'erc-mode)
(or (> (length erc-channel-modes) 0)
erc-channel-user-limit))
(concat (apply #'concat
"(+" erc-channel-modes)
(if erc-channel-user-limit
(format "l %d" erc-channel-user-limit)
"")
")")
(if (not (derived-mode-p 'erc-mode))
(format-mode-line mode-name nil nil (current-buffer))
"")))
(define-ibuffer-column erc-nick (:name "Nick")
(if (eq major-mode 'erc-mode)
(erc-current-nick)
""))
(defvar erc-ibuffer-formats
'((mark erc-modified erc-away erc-op erc-voice " " (erc-nick 8 8) " "
(erc-target 18 40) (erc-members 5 5 :center)
(erc-channel-modes 6 16 :center) " " (erc-server-name 20 30) " "
(erc-topic 10 -1))
(mark erc-modified erc-away erc-op erc-voice " " (erc-target 18 40)
(erc-members 5 5 :center) (erc-channel-modes 9 20 :center) " "
(erc-topic 10 -1))))
(setq ibuffer-formats (append ibuffer-formats erc-ibuffer-formats))
(defvar erc-ibuffer-limit-map nil
"Prefix keymap to use for ERC related limiting.")
(define-prefix-command 'erc-ibuffer-limit-map)
;; FIXME: Where is `ibuffer-limit-by-erc-server' defined?
(define-key 'erc-ibuffer-limit-map (kbd "s") 'ibuffer-limit-by-erc-server)
(define-key ibuffer-mode-map (kbd "/ \C-e") 'erc-ibuffer-limit-map)
(provide 'erc-ibuffer)
;;; erc-ibuffer.el ends here
|