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elpa/weechat-20180112.1217/weechat-tracking.el

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+;;; weechat-tracking --- Tracking support for weechat.el ;; -*- lexical-binding: t -*-
+
+;; Copyright (C) 2013 Rüdiger Sonderfeld
+
+;; Author: Moritz Ulrich <moritz@tarn-vedra.de>
+;;         Rüdiger Sonderfeld <ruediger@c-plusplus.de>
+;;         Aristid Breitkreuz <aristidb@gmail.com>
+;; Keywords: irc chat network weechat
+;; URL: https://github.com/the-kenny/weechat.el
+
+;; This program 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.
+
+;; This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+;;; Commentary:
+
+;; This module provides tracking support, similar to erc-track, for weechat.el.
+;; It requires the tracking library
+;; https://github.com/jorgenschaefer/circe/wiki/Tracking
+;; It should be available from marmalade or el-get.
+
+;;; Code:
+
+(require 'tracking)
+(require 'cl-lib)
+
+(require 'weechat)
+
+(defgroup weechat-tracking nil
+  "Tracking support for Weechat.el."
+  :link '(url-link "https://github.com/the-kenny/weechat.el")
+  :prefix "weechat-tracking-"
+  :group 'weechat)
+
+(defcustom weechat-tracking-types '(:highlight)
+  "A list of message types which should show up in tracking.
+
+List elements can either be one of :highlight or :message, or a
+cons-cell like (regex . level). The former will be applied to all
+buffers while the latter will apply to all buffers whose namesn
+matches `regex'.
+
+Supported values are :message and :highlight."
+  :type '(repeat (choice
+                  symbol
+                  (cons string symbol)))
+  :group 'weechat-tracking)
+
+(defcustom weechat-tracking-faces-priorities '(weechat-highlight-face)
+  "A list of faces which should show up in the tracking.
+The first face is kept if the new message has only lower faces,
+or faces that don't show up at all."
+  :type '(repeat face)
+  :group 'weechat-tracking)
+
+(defun weechat-tracking-setup ()
+  "Set up tracking in weechat buffer."
+  (set (make-local-variable 'tracking-faces-priorities) weechat-tracking-faces-priorities))
+
+(defun weechat-tracking-show-buffer? (message-type &optional buffer)
+  (or (cl-find message-type weechat-tracking-types)
+      (cl-some (lambda (c)
+                 (and (consp c)
+                      (s-matches? (car c) (buffer-name buffer))
+                      (eq message-type (cdr c))))
+               weechat-tracking-types)))
+
+(defun weechat-tracking-handle-highlight ()
+  (when (weechat-tracking-show-buffer? :highlight (current-buffer))
+    (tracking-add-buffer (current-buffer) '(weechat-highlight-face))))
+
+(defun weechat-tracking-handle-message ()
+  (when (weechat-tracking-show-buffer? :message (current-buffer))
+    (tracking-add-buffer (current-buffer))))
+
+(defun weechat-tracking-handle-reset ()
+  (tracking-remove-buffer (current-buffer)))
+
+(defun weechat-tracking-clear-buffers ()
+  (interactive)
+  (mapcar #'tracking-remove-buffer (weechat-buffer-list)))
+
+(weechat-do-buffers (weechat-tracking-setup))
+(add-hook 'weechat-mode-hook #'weechat-tracking-setup)
+
+(add-hook 'weechat-buffer-background-message-hook
+          'weechat-tracking-handle-message)
+(add-hook 'weechat-buffer-background-highlight-hook
+          'weechat-tracking-handle-highlight)
+(add-hook 'weechat-buffer-visited-hook
+          'weechat-tracking-handle-reset)
+
+(tracking-mode 1)
+
+(provide 'weechat-tracking)
+
+;;; weechat-tracking.el ends here