153 lines
7.3 KiB
EmacsLisp
153 lines
7.3 KiB
EmacsLisp
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;;; jabber-margin-prompts.el --- Show user prompts in Emacs' margins -*- lexical-binding: t; -*-
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;; Copyright (C) 2015 Tom Willemse
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;; Author: Tom Willemse <tom@ryuslash.org>
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;; Keywords:
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;; This program 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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;; This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;;
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;;; Code:
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(require 'jabber-chat)
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(require 'jabber-muc)
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(defvar jmp--longest-prompt 0)
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(make-variable-buffer-local 'jmp--longest-prompt)
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(defun jmp--update-margins (prompt-length)
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"Increase left margin width if PROMPT-LENGTH requires it."
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(when (> prompt-length jmp--longest-prompt)
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(let ((window (get-buffer-window (current-buffer))))
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(when (equal window (selected-window))
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(set-window-margins window prompt-length))
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(setq left-margin-width prompt-length
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jmp--longest-prompt prompt-length))))
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(defun jmp-chat-self-prompt (timestamp delayed dont-print-nick-p)
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"Print prompt for sent message.
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TIMESTAMP is the timestamp to print, or nil for now.
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If DELAYED is true, print long timestamp
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\(`jabber-chat-delayed-time-format' as opposed to
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`jabber-chat-time-format').
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If DONT-PRINT-NICK-P is true, don't include nickname."
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(let* ((state-data (fsm-get-state-data jabber-buffer-connection))
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(username (plist-get state-data :username))
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(server (plist-get state-data :server))
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(resource (plist-get state-data :resource))
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(nickname username)
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(prompt (format-spec jabber-chat-local-prompt-format
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(list
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(cons ?t (format-time-string
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(if delayed
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jabber-chat-delayed-time-format
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jabber-chat-time-format)
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timestamp))
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(cons ?n (if dont-print-nick-p "" nickname))
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(cons ?u username)
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(cons ?r resource)
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(cons ?j (concat username "@" server))))))
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(insert (jabber-propertize
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" "
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'display (list '(margin left-margin) prompt)
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'face 'jabber-chat-prompt-local
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'help-echo
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(concat (format-time-string "On %Y-%m-%d %H:%M:%S" timestamp) " from you")))
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(jmp--update-margins (length prompt))))
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(defun jmp-chat-print-prompt (xml-data timestamp delayed dont-print-nick-p)
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"Print prompt for received message in XML-DATA.
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TIMESTAMP is the timestamp to print, or nil to get it
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from a jabber:x:delay element.
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If DELAYED is true, print long timestamp
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\(`jabber-chat-delayed-time-format' as opposed to
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`jabber-chat-time-format').
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If DONT-PRINT-NICK-P is true, don't include nickname."
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(let* ((from (jabber-xml-get-attribute xml-data 'from))
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(timestamp (or timestamp
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(car (delq nil (mapcar 'jabber-x-delay (jabber-xml-get-children xml-data 'x))))))
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(prompt (format-spec jabber-chat-foreign-prompt-format
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(list
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(cons ?t (format-time-string
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(if delayed
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jabber-chat-delayed-time-format
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jabber-chat-time-format)
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timestamp))
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(cons ?n (if dont-print-nick-p "" (jabber-jid-displayname from)))
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(cons ?u (or (jabber-jid-username from) from))
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(cons ?r (jabber-jid-resource from))
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(cons ?j (jabber-jid-user from))))))
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(insert (jabber-propertize
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" "
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'display (list '(margin left-margin) prompt)
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'face 'jabber-chat-prompt-foreign
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'help-echo
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(concat (format-time-string "On %Y-%m-%d %H:%M:%S" timestamp) " from " from)))
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(jmp--update-margins (length prompt))))
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(defun jmp-muc-print-prompt (xml-data &optional local dont-print-nick-p)
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"Print MUC prompt for message in XML-DATA."
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(let* ((nick (jabber-jid-resource (jabber-xml-get-attribute xml-data 'from)))
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(timestamp (car (delq nil (mapcar 'jabber-x-delay (jabber-xml-get-children xml-data 'x)))))
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(prompt (format-spec jabber-groupchat-prompt-format
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(list
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(cons ?t (format-time-string
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(if timestamp
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jabber-chat-delayed-time-format
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jabber-chat-time-format)
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timestamp))
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(cons ?n (if dont-print-nick-p "" nick))
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(cons ?u nick)
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(cons ?r nick)
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(cons ?j (concat jabber-group "/" nick))))))
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(if (stringp nick)
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(insert (jabber-propertize
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" "
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'display (list '(margin left-margin) prompt)
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'face (if local ;Message from you.
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(if jabber-muc-colorize-local ;; If colorization enable...
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;; ...colorize nick
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(list ':foreground (jabber-muc-nick-get-color nick))
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;; otherwise, use default face.
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'jabber-chat-prompt-local)
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;; Message from other participant.
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(if jabber-muc-colorize-foreign ;If colorization enable...
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;; ... colorize nick
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(list ':foreground (jabber-muc-nick-get-color nick))
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;; otherwise, use default face.
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'jabber-chat-prompt-foreign))
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'help-echo (concat (format-time-string "On %Y-%m-%d %H:%M:%S" timestamp) " from " nick " in " jabber-group)))
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(jabber-muc-system-prompt))
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(jmp--update-margins (length prompt))))
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;;;###autoload
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(define-minor-mode jabber-margin-prompts-mode
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"Show jabber prompts in the margins."
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:global t
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(if jabber-margin-prompts-mode
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(progn
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(add-function :override (symbol-function 'jabber-chat-self-prompt) #'jmp-chat-self-prompt)
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(add-function :override (symbol-function 'jabber-chat-print-prompt) #'jmp-chat-print-prompt)
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(add-function :override (symbol-function 'jabber-muc-print-prompt) #'jmp-muc-print-prompt))
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(remove-function (symbol-function 'jabber-chat-self-prompt) #'jmp-chat-self-prompt)
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(remove-function (symbol-function 'jabber-chat-print-prompt) #'jmp-chat-print-prompt)
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(remove-function (symbol-function 'jabber-muc-print-prompt) #'jmp-muc-print-prompt)))
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(provide 'jabber-margin-prompts)
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;;; jabber-margin-prompts.el ends here
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