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;;; emacsconf-extract.el --- BigBlueButton -*- lexical-binding: t; -*-
;; Copyright (C) 2022 Sacha Chua
;; Author: Sacha Chua <sacha@sachachua.com>
;; 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 <https://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(defun emacsconf-extract-extract-chat (filename)
(when (file-exists-p filename)
(message "%s" filename)
(mapcar
(lambda (node)
(when (string= (dom-attr node 'target) "chat")
(let ((message
(replace-regexp-in-string
"\\[<u>\\([^<]+\\)?</u>\\](\"\\([^<]+\\)\")"
"<\\2>"
(condition-case nil
(html-to-markdown-string (dom-attr node 'message))
(error
(replace-regexp-in-string
"<a href=\"\\(.+?\\)\" rel=\"nofollow\"><u>\\(.+?\\)</u></a>"
"<\\2>"
(dom-attr node 'message)))))))
(list (string-to-number (dom-attr node 'in)) (dom-attr node 'name) message))))
(dom-by-tag (xml-parse-file filename) 'chattimeline))))
;; (emacsconf-extract-extract-chat (expand-file-name "bbb-playbacks/haskell/slides_new.xml" emacsconf-cache-dir))
(defvar emacsconf-extract-bbb-chat-use-wall-clock-time nil
"Non-nil means use wall clock time for logs.")
(defun emacsconf-extract-chats ()
(interactive)
(mapc (lambda (o)
(let* ((playback-dir (expand-file-name (plist-get o :slug)
(expand-file-name "bbb-playbacks" emacsconf-cache-dir)))
(chat
(emacsconf-extract-extract-chat
(expand-file-name
"slides_new.xml"
playback-dir)))
metadata)
(when chat
(setq metadata (xml-parse-file (expand-file-name "metadata.xml"
playback-dir)))
(let ((recording-start (/ (string-to-number (dom-text
(dom-by-tag metadata 'start_time)))
1000)))
(with-temp-file (expand-file-name (concat (plist-get o :video-slug) "--extract.txt")
emacsconf-cache-dir)
(insert
(mapconcat
(lambda (line)
(format "`%s` _%s_ %s \n"
(if emacsconf-extract-bbb-chat-use-wall-clock-time
(format-time-string "%H:%M:%S"
(seconds-to-time
(+ recording-start
(elt line 0))))
(format-seconds "%h:%.2m:%.2s"
(elt line 0)))
(elt line 1)
(elt line 2)))
chat
"")))))))
(emacsconf-prepare-for-display (emacsconf-get-talk-info))))
(defun emacsconf-extract-bbb-copy-files ()
(interactive)
(mapc
(lambda (o)
(let ((playback-dir (expand-file-name (plist-get o :slug)
(expand-file-name "bbb-playbacks" emacsconf-cache-dir))))
(mapc (lambda (file)
(when (and (file-exists-p (expand-file-name file playback-dir))
(not (file-exists-p (expand-file-name (concat (plist-get o :video-slug) "--bbb-" file) emacsconf-cache-dir))))
(copy-file (expand-file-name file playback-dir)
(expand-file-name (concat (plist-get o :video-slug) "--bbb-" file) emacsconf-cache-dir)
t)))
'("webcams.webm" "metadata.xml" "deskshare.webm" "deskshare.xml" "slides_new.xml" "webcams.opus"))))
(emacsconf-prepare-for-display (emacsconf-get-talk-info))))
(provide 'emacsconf-extract)
;;; emacsconf-extract.el ends here
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