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;;; yeetube.el --- Watch & Download Videos -*- lexical-binding: t; -*-
;; Copyright (C) 2023 Thanos Apollo
;; Author: Thanos Apollo <[email protected]>
;; Keywords: extensions
;; 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:
(require 'url)
(require 'org-element)
(defcustom yt-search-query "https://www.youtube.com/results?search_query="
"Search URL."
:type 'string
:group 'youtube)
(defcustom yt-download-audio-format nil
"Select download video as audio FORMAT.
If nil yt-download-videos output will be the default format.
Example Usage:
(setq yt-download-audio-format \"m4a\")"
:type 'string
:group 'youtube)
;; TODO: Make a defcustom for video player
(defun yt-play ()
"Open the link at point in an `'org-mode buffer with `'mpv."
(interactive)
(let ((url (org-element-property
:raw-link (org-element-context))))
(when (string-prefix-p "http" url)
(async-shell-command (format "mpv %s" url))
(message "Opening %s with mpv" url))))
;; TODO Break this function into smaller ones, repeat search for unique videoIds
(defun yt-search (arg)
"Search for ARG in YouTube."
(interactive "sYoutube Search: ")
(let ((videoIds '())
(videoTitles '()))
(with-current-buffer (url-retrieve-synchronously (concat yt-search-query arg))
(goto-char (point-min))
(search-forward "videoId")
(let* ((start (point))
(end (search-forward ","))
(videoid (buffer-substring (+ start 3) (- end 2))))
(if (not (member videoid videoIds))
(push videoid videoIds)))
(search-forward "text")
(let* ((start (point))
(end (search-forward ","))
(title (buffer-substring (+ start 3) (- end 4))))
(if (not (member title videoTitles))
(push title videoTitles)))
(with-current-buffer (switch-to-buffer
(get-buffer-create "*Youtube Search*"))
(setq buffer-read-only nil)
(erase-buffer)
(org-mode)
(dolist (videoId videoIds)
(dolist (videoTitle videoTitles)
(insert (format "- [[https://www.youtube.com/watch?v=%s][%s]] \n"
videoId
videoTitle))))
(setq buffer-read-only t)))))
;; TODO: let user decide custom name and path
(defun yt-download-video ()
"Download using link at point in an `'org-mode buffer with yt-dlp."
(interactive)
(let ((url (org-element-property
:raw-link (org-element-context))))
(when (string-prefix-p "http" url)
(async-shell-command (format "yt-dlp %s" url))
(message "Downloading %s " url))))
(defun yt-download-videos ()
"Download one or multiple videos using yt-dlp.
Usage Example:
Open a Dired buffer and navigate where you want to download your videos,
then run this command interactively."
(interactive)
(let ((links '())
(names '())
(url "")
(name "")
(buffer-counter 1)
(name-counter 1))
;; Read links and names until "q" is entered
(while (not (string= url "q"))
(setq url (read-string "Enter URL (q to quit): "))
(unless (string= url "q")
(setq links (cons url links))
(setq name (read-string (format "Enter name (%d-NAME): " name-counter)))
(while (get-buffer (format "download-video-%d" buffer-counter))
(setq buffer-counter (1+ buffer-counter)))
(setq names (cons name names))
(setq buffer-counter (1+ buffer-counter))
(setq name-counter (1+ name-counter))))
;; Process the collected links and names
(setq links (reverse links))
(setq names (reverse names))
(dolist (pair (cl-mapcar 'cons links names))
(let ((url (car pair))
(name (cdr pair))
(buffer-name (format "download-video-%d" buffer-counter)))
(async-shell-command (format "yt-dlp %s -o %s" url name) buffer-name)
(setq buffer-counter (1+ buffer-counter))))))
(provide 'yeetube)
;;; yeetube.el ends here
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