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-rw-r--r--emacsconf-extract.el481
1 files changed, 476 insertions, 5 deletions
diff --git a/emacsconf-extract.el b/emacsconf-extract.el
index 55519f4..7a1b3a9 100644
--- a/emacsconf-extract.el
+++ b/emacsconf-extract.el
@@ -20,6 +20,9 @@
;;; Commentary:
+;; - set BBB_REC to the published presentation URL. If keeping the presentation recording private, don't set BBB_REC; set BBB_MEETING_ID to just the meeting ID.
+;; - Use the command from emacsconf-extract-raw-recordings-download-command to download raw data.
+
;;; Code:
(defun emacsconf-extract-chat (filename)
@@ -244,7 +247,9 @@
(gethash "sentences" data)))))
;; (emacsconf-extract-qa-from-assemblyai-sentences "~/proj/emacsconf/rms/sentences")
-(defun emacsconf-extract-copy-pad ()
+;;;###autoload
+(defun emacsconf-extract-copy-pad-to-wiki ()
+ "Copy the notes and questions from the current file to the wiki page for this talk."
(interactive)
(let ((slug (emacsconf-get-slug-from-string (file-name-base (buffer-file-name))))
(delimiter "\\\\-\\\\-\\\\-\\\\-\\\\-")
@@ -265,11 +270,10 @@
(forward-line -1)
(insert "# Discussion\n\n"))
(save-excursion
- (unless (string= (or notes "") "")
- (insert "## Notes\n\n" notes "\n\n"))
(unless (string= (or questions "") "")
(insert "## Questions and answers\n\n" questions "\n\n"))
- )))
+ (unless (string= (or notes "") "")
+ (insert "## Notes\n\n" notes "\n\n")))))
(defun emacsconf-extract-question-headings (slug)
(with-temp-buffer
@@ -439,10 +443,11 @@
(y-or-n-p "Continue? "))
;; keep going backwards
)))))
+
(defun emacsconf-extract-irc-copy-line-to-other-window-as-list-item (&optional prefix indent)
(interactive)
(goto-char (line-beginning-position))
- (when (looking-at "\\[[0-9:]+\\] <\\(.*?\\)> \\([^ ]+?:\\)?\\(.+\\)$")
+ (when (looking-at " *\\[[0-9:]+\\] <\\(.*?\\)> \\([^ ]+?:\\)?\\(.+\\)$")
(let ((line (string-trim (match-string 3)))
(prefix (or
prefix
@@ -670,5 +675,471 @@ Would you like to help? See [[help_with_chapter_markers]] for more details. You
;; (mapc #'emacsconf-extract-add-help-index-qa (emacsconf-prepare-for-display (emacsconf-get-talk-info)))
+;; (emacsconf-extract-download-published-recordings "bbb:/var/bigbluebutton/published/presentation/" "" ~/proj/emacsconf/2023/bbb-published/"")
+(defvar emacsconf-extract-bbb-raw-dir "~/proj/emacsconf/2023/bbb/" "End with a \"/\".")
+(defvar emacsconf-extract-bbb-published-dir "~/proj/emacsconf/2023/bbb-published/" "End with a \"/\".")
+(defvar emacsconf-extract-conference-username "emacsconf" "Name of the streaming user.")
+(defvar emacsconf-extract-bbb-path "/ssh:bbb@bbb.emacsverse.org:/var/bigbluebutton/")
+
+(defun emacsconf-extract-raw-recordings-download-command ()
+ "Copy the command for downloading raw recordings."
+ (interactive)
+ (let ((s (mapconcat (lambda (o) (if (plist-get o :bbb-meeting-id)
+ (format "rsync -avzue ssh %s %s\n"
+ (expand-file-name (plist-get o :bbb-meeting-id) emacsconf-extract-bbb-path)
+ emacsconf-extract-bbb-raw-dir)
+ ""))
+ (emacsconf-get-talk-info))))
+ (when (called-interactively-p 'any) (kill-new s))
+ s))
+
+(defun emacsconf-extract-download-published-recordings (source dest)
+ "Copy the command for downloading published recordings from SOURCE to DEST."
+ (kill-new
+ (mapconcat (lambda (o) (if (plist-get o :bbb-meeting-id)
+ (format "rsync -avzue ssh %s%s %s\n"
+ source
+ (match-string 1 (plist-get o :bbb-rec))
+ dest)
+ ""))
+ (emacsconf-get-talk-info))))
+
+(defun emacsconf-extract-bbb-parse-events-dir (&optional dir)
+ (mapcar (lambda (file)
+ (emacsconf-extract-bbb-parse-events file))
+ (directory-files-recursively (or dir emacsconf-extract-bbb-raw-dir) "events.xml")))
+
+(defun emacsconf-extract-bbb-raw-events-file-name (talk)
+ (setq talk (emacsconf-resolve-talk talk))
+ (expand-file-name "events.xml" (expand-file-name (plist-get talk :bbb-meeting-id) emacsconf-extract-bbb-raw-dir)))
+
+(defun emacsconf-extract-bbb-parse-events (talk)
+ "Parse events TALK from raw recordings.
+This works with the events.xml from /var/bigbluebutton/raw.
+Files should be downloaded to `emacsconf-extract-bbb-raw-dir'."
+ (setq talk (emacsconf-resolve-talk talk))
+ (let* ((xml-file (emacsconf-extract-bbb-raw-events-file-name talk))
+ (dom (xml-parse-file xml-file))
+ (meeting-name (dom-attr (dom-by-tag dom 'metadata) 'meetingName))
+ (meeting-id (dom-attr dom 'meeting_id))
+ (conf-joined (dom-search dom (lambda (o) (and (string= (dom-tag o) "name") (string= (dom-text o) emacsconf-extract-conference-username)))))
+ (conf-joined-time
+ (and conf-joined
+ (string-to-number (dom-text (dom-by-tag (dom-parent dom conf-joined) 'timestampUTC)))))
+ recording-start
+ recording-stop
+ recording-spans
+ chat
+ talking
+ participants
+ talking-starts
+ deskshare-info
+ (meeting-date (dom-text (dom-by-tag (dom-parent dom (car conf-joined)) 'date))))
+ (dolist (event (dom-by-tag dom 'event))
+ (let ((timestamp (string-to-number (dom-text (dom-by-tag event 'timestampUTC)))))
+ (pcase (dom-attr event 'eventname)
+ ("ParticipantJoinEvent"
+ (push (cons (dom-text (dom-by-tag event 'userId))
+ (dom-text (dom-by-tag event 'name)))
+ participants))
+ ("StartRecordingEvent"
+ (setq recording-start timestamp
+ recording-stop nil
+ recording-file
+ (file-name-nondirectory (dom-text (dom-by-tag event 'filename)))))
+ ("StopRecordingEvent"
+ (setq recording-stop timestamp)
+ (push (cons recording-start recording-stop) recording-spans))
+ ("PublicChatEvent"
+ ;; only include events in the public recording
+ (when (and recording-start
+ (null recording-stop)
+ (>= timestamp recording-start))
+ (push (list
+ timestamp
+ (dom-text (dom-by-tag event 'sender))
+ (with-temp-buffer
+ (insert
+ (replace-regexp-in-string
+ "&#39;" "'"
+ (replace-regexp-in-string "<.*?>" ""
+ (dom-text (dom-by-tag event 'message)))))
+ (mm-url-decode-entities)
+ (buffer-string)))
+ chat)))
+ ("ParticipantTalkingEvent"
+ (let* ((speaker (assoc-default
+ (dom-text (dom-by-tag event 'participant))
+ participants)))
+ (if (string= (dom-text (dom-by-tag event 'talking)) "true")
+ ;; started talking
+ (if (assoc-default speaker talking-starts)
+ (setcdr (assoc speaker talking-starts)
+ timestamp)
+ (push (cons speaker timestamp) talking-starts))
+ (when (and recording-start
+ (>= timestamp recording-start)
+ (assoc-default speaker talking-starts)
+ (or (null recording-stop)
+ (<= (assoc-default speaker talking-starts)
+ recording-stop)))
+ (push (list speaker
+ (- (max (assoc-default speaker talking-starts) recording-start)
+ recording-start)
+ (- (if recording-stop (min recording-stop timestamp) timestamp)
+ recording-start)
+ recording-file)
+ talking)))))
+ ("StartWebRTCDesktopShareEvent"
+ (setq deskshare-info (cons (dom-text (dom-by-tag event 'filename))
+ timestamp)))
+
+ )))
+ `((name . ,meeting-name)
+ (id . ,meeting-id)
+ (conf-joined . ,conf-joined-time)
+ (recording-start . ,recording-start)
+ (meeting-date . ,meeting-date)
+ (participants . ,participants)
+ (talking . ,(nreverse talking))
+ (chat . ,(nreverse chat)))))
+
+(defun emacsconf-extract-bbb-format-chat ()
+ (mapconcat
+ (lambda (events)
+ (format "- %s (%s)\n%s"
+ (assoc-default 'name events)
+ (assoc-default 'id events)
+ (mapconcat
+ (lambda (message)
+ (format " - %s: %s\n"
+ (elt message 1)
+ (with-temp-buffer
+ (insert
+ (replace-regexp-in-string
+ "&#39;" "'"
+ (replace-regexp-in-string "<.*?>" ""
+ (elt message 2))))
+ (mm-url-decode-entities)
+ (buffer-string))))
+ (assoc-default 'chat events)
+ "")))
+ (emacsconf-extract-bbb-parse-events-dir)
+ ""))
+
+(defun emacsconf-extract-spookfox-update-bbb-rec ()
+ (interactive)
+ (let* ((data
+ (spookfox-js-injection-eval-in-active-tab
+ "row = [...document.querySelectorAll('.dropdown-toggle')].find((o) => o.textContent.match('Unlisted')).closest('tr'); [row.querySelector('#recording-text').getAttribute('title'), row.querySelector('a.btn-primary').getAttribute('href')]" t)
+ )
+ (slug
+ (when (and data (string-match "^\\([^(]+\\) (" (elt data 0)))
+ (split-string
+ (match-string 1 (elt data 0))
+ ", "))))
+ (when data
+ (if (> (length slug) 1)
+ (setq slug (completing-read "Talk: " slug))
+ (setq slug (car slug)))
+ (emacsconf-with-talk-heading slug
+ (if (org-entry-get (point) "BBB_REC")
+ (progn
+ (kill-new (elt data 1))
+ (error "%s already has BBB_REC?" slug))
+ (org-entry-put (point) "BBB_REC" (elt data 1))))
+ (message "Updated BBB_REC for %s to %s" slug (elt data 1))
+ (spookfox-js-injection-eval-in-active-tab
+ "row = [...document.querySelectorAll('.dropdown-toggle')].find((o) => o.textContent.match('Unlisted')).closest('tr'); row.querySelector('.button_to .dropdown-item .fa-globe').closest('button').click();" t))))
+
+
+(defun emacsconf-extract-chat (slug speaker)
+ (interactive (list
+ (emacsconf-complete-talk)
+ (completing-read "Speaker: "
+ (seq-uniq
+ (mapcar (lambda (node) (dom-attr node 'name))
+ (dom-by-tag (xml-parse-region (point-min) (point-max)) 'chattimeline)))
+ )))
+ (let ((text
+ (mapconcat (lambda (node)
+ (when (string= (dom-attr node 'target) "chat")
+ (let ((message
+ (replace-regexp-in-string
+ "\\(^[^ +]?\\): " ""
+ (replace-regexp-in-string "<a href=\"\\(.+?\\)\" rel=\"nofollow\"><u>\\(.+?\\)</u></a>"
+ "<\\1>" (dom-attr node 'message)))))
+ (if (string-match speaker (dom-attr node 'name))
+ (format "- %s: %s\n" speaker message)
+ (format "- %s\n" message)))))
+ (dom-by-tag (xml-parse-region (point-min) (point-max)) 'chattimeline)
+ "")))
+ (emacsconf-edit-wiki-page slug)
+ (if (re-search-forward "# Discussion" nil t)
+ (progn
+ (goto-char (match-end 0))
+ (insert "\n\n"))
+ (goto-char (point-max)))
+ (kill-new text)))
+;; TODO: Combine lines from same nick, or identify speakers with anon1/2/etc.
+(defun emacsconf-extract-chat-from-dired ()
+ (interactive)
+ (find-file (expand-file-name "slides_new.xml" (dired-get-file-for-visit)))
+ (call-interactively 'emacsconf-extract-chat))
+
+(defun emacsconf-make-webcams-deskshare-spans (talk &optional start-ms stop-ms strategy)
+ (let* ((start-ms (or start-ms 0))
+ (source-dir (expand-file-name (plist-get talk :bbb-meeting-id) emacsconf-extract-bbb-published-dir))
+ (secs (/ start-ms 1000.0))
+ (deskshare (xml-parse-file (expand-file-name "deskshare.xml" source-dir)))
+ (webcam-video (expand-file-name "video/webcams.webm" source-dir))
+ (deskshare-video (expand-file-name "deskshare/deskshare.webm" source-dir))
+ (stop-ms (or stop-ms (emacsconf-get-file-duration-ms deskshare-video)))
+ spans)
+ (mapc (lambda (o)
+ (unless (or (= secs (string-to-number (dom-attr o 'start_timestamp)))
+ (= (string-to-number (dom-attr o 'start_timestamp)) 0)
+ (> secs (/ stop-ms 1000.0)))
+ (setq spans (cons (list :source webcam-video
+ :start-ms (* secs 1000)
+ :stop-ms
+ (* 1000
+ (if (eq strategy 'test)
+ (+ secs 3)
+ (max secs (string-to-number (dom-attr o 'start_timestamp))))))
+ spans)))
+ (when (and (<= (string-to-number (dom-attr o 'start_timestamp))
+ (/ stop-ms 1000.0))
+ (>= (string-to-number (dom-attr o 'stop_timestamp))
+ (/ start-ms 1000.0)))
+ (setq spans (cons (list :source deskshare-video
+ :start-ms (max (* 1000 (string-to-number (dom-attr o 'start_timestamp)))
+ start-ms)
+ :stop-ms
+ (if (eq strategy 'test)
+ (* 1000 (+ (string-to-number (dom-attr o 'start_timestamp)) 3))
+ (min (* 1000 (string-to-number (dom-attr o 'stop_timestamp)))
+ stop-ms)))
+ spans))
+ (setq secs (string-to-number (dom-attr o 'stop_timestamp)))))
+ (dom-by-tag deskshare 'event))
+ (unless (>= (floor (* secs 1000)) stop-ms)
+ (setq spans (cons (list :source webcam-video
+ :start-ms (* 1000 secs)
+ :stop-ms (if (eq strategy 'test)
+ (* 1000 (+ secs 3))
+ stop-ms))
+ spans)))
+ (if (eq strategy 'test)
+ `((video ,@(nreverse spans))
+ (audio ,@(mapcar (lambda (o)
+ (list :source webcam-video
+ :start-ms (plist-get o :start-ms)
+ :stop-ms (plist-get o :stop-ms)))
+ (reverse spans))))
+ `((video ,@(nreverse spans))
+ (audio (:source ,webcam-video :start-ms ,start-ms :stop-ms ,stop-ms))))))
+
+(defun emacsconf-get-ffmpeg-to-splice-webcam-and-recording (talk &optional start-ms stop-ms info strategy)
+ "Return FFMPEG command for slicing.
+Strategies:
+- 'fast-cut-start-keyframe - find the keyframe before the start ms and cut from there, doing a fast copy.
+- 'start-keyframe-and-reencode - find the keyframe before the start ms and cut from there, reencoding.
+- 'cut-and-concat - seek to the keyframe before, slowly find the start-ms, reencode the snippet, and then do a fast copy of the remaining. May have encoding errors.
+- default: copy from start-ms to stop-ms, reencoding.
+"
+ (interactive (list (emacsconf-complete-talk-info)))
+ (setq talk (emacsconf-resolve-talk talk))
+ (let* ((slug (plist-get talk :slug))
+ (start-ms (or start-ms 0))
+ (source-dir (expand-file-name (plist-get talk :bbb-meeting-id) emacsconf-extract-bbb-published-dir))
+ (video-slug (plist-get (seq-find (lambda (o) (string= (plist-get o :slug) slug)) info) :video-slug))
+ (output (expand-file-name (concat (plist-get talk :file-prefix) "--answers.webm") emacsconf-cache-dir))
+ (webcam-video (expand-file-name "video/webcams.webm" source-dir))
+ (deskshare-video (expand-file-name "deskshare/deskshare.webm" source-dir))
+ (stop-ms (or stop-ms (emacsconf-get-file-duration-ms webcam-video)))
+ (command
+ (if (file-exists-p deskshare-video)
+ ;; Has deskshare
+ (let* ((deskshare (xml-parse-file (expand-file-name "deskshare.xml" source-dir)))
+ (final-size (compile-media-max-dimensions
+ deskshare-video
+ webcam-video))
+ (duration (compile-media-get-file-duration-ms webcam-video))
+ (spans (emacsconf-make-webcams-deskshare-spans talk start-ms stop-ms strategy))
+ (compile-media-output-video-width (car final-size))
+ (compile-media-output-video-height (cdr final-size)))
+ (compile-media-get-command spans output))
+ ;; Just webcams
+ (compile-media-get-command
+ (compile-media-split-tracks
+ (list (list :source webcam-video :start-ms start-ms :stop-ms stop-ms)))
+ output))))
+ (when (called-interactively-p 'any)
+ (kill-new command))
+ command))
+
+;; (kill-new
+;; (emacsconf-extract-replace-strings
+;; `((,(expand-file-name emacsconf-extract-bbb-published-dir) . "bbb-published/")
+;; (,(expand-file-name emacsconf-cache-dir) . "~/current/cache"))
+;; (emacsconf-get-ffmpeg-to-splice-webcam-and-recording "emacsconf")))
+
+(defun emacsconf-extract-replace-strings (replacements s)
+ (with-temp-buffer
+ (insert s)
+ (dolist (pair replacements (buffer-string))
+ (goto-char (point-min))
+ (while (re-search-forward (car pair) nil t)
+ (replace-match (cdr pair))))
+ (buffer-string)))
+
+;; Works with a table of the form
+;; | Start | End | Slug | Notes | URL | Timestamp |
+;; |-------+-----+------+-------+-----+-----------|
+
+(defun emacsconf-process-qa-recordings (qa dir)
+ ;; (setq conf-qa-recordings qa)
+ ;; (memoize 'conf-ffmpeg-get-closest-keyframe-in-msecs)
+ ;; (memoize 'conf-ffmpeg-get-keyframes-between)
+ ;; (memoize 'conf-video-dimensions)
+ ;; (memoize 'compile-media-get-file-duration-ms)
+ ;; (memoize-restore 'conf-ffmpeg-get-keyframes-around)
+
+ (let ((info (emacsconf-get-talk-info)))
+ (replace-regexp-in-string
+ "captions/" "answers-slow/"
+ (replace-regexp-in-string
+ dir ""
+ (string-join
+ (nreverse
+ (sort
+ (delq nil
+ (mapcar
+ (lambda (o)
+ (when (> (length (car o)) 0)
+ (emacsconf-get-ffmpeg-to-splice-webcam-and-recording
+ (elt o 2)
+ (compile-media-timestamp-to-msecs (elt o 0))
+ (compile-media-timestamp-to-msecs (elt o 1))
+ info)))
+ ; (seq-take qa 2)
+ qa
+ ))
+ (lambda (a b) (string-match "trim" a))))
+ "\n")))))
+
+;;; YouTube
+
+;; When the token needs refreshing, delete the associated lines from ~/.authinfo
+
+(defvar emacsconf-extract-google-client-identifier nil)
+(defvar emacsconf-extract-youtube-api-channels nil)
+(defvar emacsconf-extract-youtube-api-categories nil)
+
+(defun emacsconf-extract-oauth-browse-and-prompt (url)
+ "Open URL and wait for the redirected code URL."
+ (browse-url url)
+ (read-from-minibuffer "Paste the redirected code URL: "))
+
+(defun emacsconf-extract-youtube-api-setup ()
+ (interactive)
+ (require 'plz)
+ (require 'url-http-oauth)
+ (when (getenv "GOOGLE_APPLICATION_CREDENTIALS")
+ (let-alist (json-read-file (getenv "GOOGLE_APPLICATION_CREDENTIALS"))
+ (setq emacsconf-extract-google-client-identifier .web.client_id)))
+ (unless (url-http-oauth-interposed-p "https://youtube.googleapis.com/youtube/v3/")
+ (url-http-oauth-interpose
+ `(("client-identifier" . ,emacsconf-extract-google-client-identifier)
+ ("resource-url" . "https://youtube.googleapis.com/youtube/v3/")
+ ("authorization-code-function" . emacsconf-extract-oauth-browse-and-prompt)
+ ("authorization-endpoint" . "https://accounts.google.com/o/oauth2/v2/auth")
+ ("authorization-extra-arguments" .
+ (("redirect_uri" . "http://localhost:8080")))
+ ("access-token-endpoint" . "https://oauth2.googleapis.com/token")
+ ("scope" . "https://www.googleapis.com/auth/youtube")
+ ("client-secret-method" . prompt))))
+ (setq emacsconf-extract-youtube-api-channels
+ (plz 'get "https://youtube.googleapis.com/youtube/v3/channels?part=contentDetails&mine=true"
+ :headers `(("Authorization" . ,(url-oauth-auth "https://youtube.googleapis.com/youtube/v3/")))
+ :as #'json-read))
+ (setq emacsconf-extract-youtube-api-categories
+ (plz 'get "https://youtube.googleapis.com/youtube/v3/videoCategories?part=snippet&regionCode=CA"
+ :headers `(("Authorization" . ,(url-oauth-auth "https://youtube.googleapis.com/youtube/v3/")))
+ :as #'json-read))
+ (setq emacsconf-extract-youtube-api-videos
+ (plz 'get (concat "https://youtube.googleapis.com/youtube/v3/playlistItems?part=snippet,contentDetails,status&forMine=true&order=date&maxResults=50&playlistId="
+ (url-hexify-string
+ (let-alist (elt (assoc-default 'items emacsconf-extract-youtube-api-channels) 0)
+ .contentDetails.relatedPlaylists.uploads)
+ ))
+ :headers `(("Authorization" . ,(url-oauth-auth "https://youtube.googleapis.com/youtube/v3/")))
+ :as #'json-read)))
+
+(defvar emacsconf-extract-youtube-tags '("emacs" "emacsconf"))
+(defun emacsconf-extract-youtube-object (video-id talk &optional privacy-status)
+ "Format the video object for VIDEO-ID using TALK details."
+ (setq privacy-status (or privacy-status "unlisted"))
+ (let ((properties (emacsconf-publish-talk-video-properties talk 'youtube)))
+ `((id . ,video-id)
+ (kind . "youtube#video")
+ (snippet
+ (categoryId . "28")
+ (title . ,(plist-get properties :title))
+ (tags . ,emacsconf-extract-youtube-tags)
+ (description . ,(plist-get properties :description))
+ ;; Even though I set recordingDetails and status, it doesn't seem to stick.
+ ;; I'll leave this in here in case someone else can figure it out.
+ (recordingDetails (recordingDate . ,(format-time-string "%Y-%m-%dT%TZ" (plist-get talk :start-time) t))))
+ (status (privacyStatus . "unlisted")
+ (license . "creativeCommon")))))
+
+(defun emacsconf-extract-youtube-api-update-video (video-object)
+ "Update VIDEO-OBJECT."
+ (let-alist video-object
+ (let* ((slug (cond
+ ;; not yet renamed
+ ((string-match (rx (literal emacsconf-id) " " (literal emacsconf-year) " "
+ (group (1+ (or (syntax word) "-")))
+ " ")
+ .snippet.title)
+ (match-string 1 .snippet.title))
+ ;; renamed, match the description instead
+ ((string-match (rx (literal emacsconf-base-url) (literal emacsconf-year) "/talks/"
+ (group (1+ (or (syntax word) "-"))))
+ .snippet.description)
+ (match-string 1 .snippet.description))
+ ;; can't find, prompt
+ (t
+ (when (string-match (rx (literal emacsconf-id) " " (literal emacsconf-year))
+ .snippet.title)
+ (completing-read (format "Slug for %s: "
+ .snippet.title)
+ (seq-map (lambda (o) (plist-get o :slug))
+ (emacsconf-publish-prepare-for-display (emacsconf-get-talk-info))))))))
+ (video-id .snippet.resourceId.videoId)
+ (id .id)
+ result)
+ (when slug
+ ;; set the YOUTUBE_URL property
+ (emacsconf-with-talk-heading slug
+ (org-entry-put (point) "YOUTUBE_URL" (concat "https://www.youtube.com/watch?v=" video-id))
+ (org-entry-put (point) "YOUTUBE_ID" id))
+ (plz 'put "https://www.googleapis.com/youtube/v3/videos?part=snippet,recordingDetails,status"
+ :headers `(("Authorization" . ,(url-oauth-auth "https://youtube.googleapis.com/youtube/v3/"))
+ ("Accept" . "application/json")
+ ("Content-Type" . "application/json"))
+ :body (json-encode (emacsconf-extract-youtube-object video-id (emacsconf-resolve-talk slug))))))))
+
+(defun emacsconf-extract-youtube-rename-videos (&optional videos)
+ "Rename videos and set the YOUTUBE_URL property in the Org heading."
+ (let ((info (emacsconf-get-talk-info)))
+ (mapc
+ (lambda (video)
+ (when (string-match (rx (literal emacsconf-id) " " (literal emacsconf-year)))
+ (emacsconf-extract-youtube-api-update-video video)))
+ (assoc-default 'items (or videos emacsconf-extract-youtube-api-videos)))))
+
(provide 'emacsconf-extract)
;;; emacsconf-extract.el ends here