From 59333798b0cd7fd285f5e0b3550bb926eab3c38c Mon Sep 17 00:00:00 2001
From: Sacha Chua <sacha@sachachua.com>
Date: Tue, 22 Nov 2022 08:34:20 -0500
Subject: generate status page for live.emacsconf.org

---
 emacsconf-pad.el      |  84 ++++++++++++++++++++++---------
 emacsconf-publish.el  |  32 ++++++++++--
 emacsconf-schedule.el |   2 +-
 emacsconf-stream.el   | 136 ++++++++++++++++++++++++++++++++++++++++++++++++++
 emacsconf.el          |  17 +++++--
 5 files changed, 240 insertions(+), 31 deletions(-)

diff --git a/emacsconf-pad.el b/emacsconf-pad.el
index 5af8ba3..c7fc10c 100644
--- a/emacsconf-pad.el
+++ b/emacsconf-pad.el
@@ -318,14 +318,30 @@ ${next-talk-list}
 ;; (emacsconf-pad-export-initial-content-for-hyperlists "/ssh:media:~/backstage/hyperlists")
 
 (defun emacsconf-pad-format-shift-hyperlist (shift info)
-  (concat
-   "<h1>" (plist-get shift :id) "</h1>"
-   (emacsconf-replace-plist-in-string
-    shift
-    "<p>Host: ${host}, Streamer: ${streamer}, IRC: ${irc}, Pad: ${pad}, Check-in: ${checkin}</p>")
-   (emacsconf-replace-plist-in-string
-    shift
-    "
+  (let* ((prefixed (list
+                   :start (plist-get shift :start)
+                   :end (plist-get shift :end)
+                   :host (emacsconf-surround "HOST-" (plist-get shift :host) "" "HOST")
+                   :stream (emacsconf-surround "STREAM-" (plist-get shift :streamer) "" "STREAM")
+                   :irc-volunteer (emacsconf-surround "IRC-" (plist-get shift :irc) "" "IRC")
+                   :checkin (emacsconf-surround "CHECKIN-" (plist-get shift :checkin) "" "CHECKIN")
+                   :pad (emacsconf-surround "PAD-" (plist-get shift :pad) "" "PAD")
+                   :coord (emacsconf-surround "COORD-" (plist-get shift :coord) "" "COORD")))
+        (shift-talks
+         (mapcar (lambda (o) (append prefixed o))
+                 (seq-filter
+                  (lambda (talk) (string= (plist-get talk :track) (plist-get shift :track)))
+                  (emacsconf-filter-talks-by-time (plist-get shift :start) (plist-get shift :end) info)))))
+    (concat
+     (emacsconf-replace-plist-in-string
+      shift
+      (concat
+       "<h1>" (plist-get shift :id) "</h1>"
+       "<p>Host: ${host}, Streamer: ${streamer}, IRC: ${irc}, Pad: ${pad}, Check-in: ${checkin}, Coord: ${coord}</p>"))
+     (emacsconf-replace-plist-in-string
+      prefixed
+      (concat
+       "
 <strong>Setup</strong>
 <ul><li>[ ] ${checkin}: Open the index: https://media.emacsconf.org/${year}/backstage/index-${track-id}.html</li>
 <li>[ ] ${host}: Open the intro pad and the index: https://media.emacsconf.org/${year}/backstage/index-${track-id}.html</li>
@@ -345,22 +361,42 @@ ${next-talk-list}
 <li>[ ] Watch the stream with MPV on your local system: mpv https://live0.emacsconf.org/emacsconf/$TRACK.webm &</li>
 <li>[ ] Check 480p: mpv https://live0.emacsconf.org/emacsconf/$TRACK-480p.webm &</li>
 <li>[ ] Test with a sample video or Q&A session: ssh emacsconf-$TRACK@res.emacsconf.org -p 46668 \"~/bin/track-mpv meetups &\"</li>
-</ul></li></ul>
-")
-   "<ul>"
-   (emacsconf-pad-shift-hyperlist
-    (list
-     :start (plist-get shift :start)
-     :end (plist-get shift :end)
-     :host (emacsconf-surround "HOST-" (plist-get shift :host) "" "HOST")
-     :stream (emacsconf-surround "STREAM-" (plist-get shift :streamer) "" "STREAM")
-     :irc-volunteer (emacsconf-surround "IRC-" (plist-get shift :irc) "" "IRC")
-     :checkin (emacsconf-surround "CHECKIN-" (plist-get shift :checkin) "" "CHECKIN")
-     :pad (emacsconf-surround "PAD-" (plist-get shift :pad) "" "PAD"))
-    (seq-filter
-     (lambda (talk) (string= (plist-get talk :track) (plist-get shift :track)))
-     (emacsconf-filter-talks-by-time (plist-get shift :start) (plist-get shift :end) info)))
-   "</ul>"))
+</ul></li>
+<li>[ ] ${coord}: ssh -t orga@live0.emacsconf.org 'screen -S restream-${track-id}-youtube /home/orga/restream-${track-id}-youtube.sh' and then confirm</li>
+<li>[ ] ${coord}: ssh -t orga@live0.emacsconf.org 'screen -S restream-${track-id}-toobnix /home/orga/restream-${track-id}-toobnix.sh' and then confirm</li>
+<li>[ ] ${coord}: update the status page on live.emacsconf.org</li>
+</ul>
+"
+       "<ul>"
+       (mapconcat #'cdr
+                  (sort
+                   (append
+                    (delq nil
+                          (mapcar (lambda (talk)
+                                    (when (plist-get talk :checkin-time)
+                                      (emacsconf-replace-plist-in-string
+                                       (append (list :checkin-time-info
+                                                     (format-time-string "%-l:%M" (plist-get talk :checkin-time) emacsconf-timezone))
+                                               talk)
+                                       "<li>${checkin}: Double-check that the speaker for ${title} has checked in; let #emacsconf-org know if not</li>")))
+                                  shift-talks))
+                    (mapcar
+                     ;; talks
+                     (lambda (talk)
+                       (cons (plist-get talk :start-time)
+                             (emacsconf-pad-talk-hyperlist
+                              (append prefixed talk))))
+                     shift-talks))
+                   (lambda (a b) (time-less-p (car a) (car b))))
+                  "\n")
+       "</ul>"
+       "Teardown
+<ul>
+<li>[ ] ${coord}: stop the restream-${track-id}-youtube screen on live0</li>
+<li>[ ] ${coord}: stop the restream-${track-id}-toobnix screen on live0</li>
+<li>[ ] ${coord}: update the status page on live.emacsconf.org</li>
+</ul>"))
+     )))
 
 (defun emacsconf-pad-prepopulate-hyperlists ()
   (interactive)
diff --git a/emacsconf-publish.el b/emacsconf-publish.el
index 2d5964a..a998779 100644
--- a/emacsconf-publish.el
+++ b/emacsconf-publish.el
@@ -862,7 +862,8 @@ Entries are sorted chronologically, with different tracks interleaved."
                          :title (plist-get o :title)
                          :url (concat "/" (plist-get o :url))
                          :speakers (plist-get o :speakers)
-                         :q-and-a (plist-get o :q-and-a))
+                         :q-and-a (plist-get o :q-and-a)
+                         :pad (plist-get o :pad-url))
                         (unless (eq emacsconf-publishing-phase 'program)
                           (list
                            :track (plist-get o :track)
@@ -1611,11 +1612,13 @@ Entries are sorted chronologically, with different tracks interleaved."
                  :end-info(emacsconf-surround " - <span class=\"sched-end\">" (plist-get talk :end) "</span>" "")
                  :track-info (emacsconf-surround (format " <span class=\"sched-track %s\">" (or (plist-get talk :track) "")) (plist-get talk :track) "</span>" "")
                  :q-info  (emacsconf-surround " <span class=\"sched-q-and-a\">Q&amp;A: " (plist-get talk :q-and-a) "</span>; " "")
+                 :pad-info (emacsconf-surround " <span class=\"sched-pad\"> <a href=\""  
+                                               (plist-get talk :pad-url) "\">Etherpad</a></span>; " "")
                  :slug-info (emacsconf-surround " <span class=\"sched-slug\">id:" (plist-get talk :slug) "</span>" "")
                  :speaker-info (emacsconf-surround " <div class=\"sched-speakers\">" (plist-get talk :speakers-with-pronouns) "</div>" "")
                  :resources-info (emacsconf-surround "<ul class=\"resources\">" (plist-get talk :resources) "</ul>" ""))) 
    "<div data-start=\"${startutc}\" data-end=\"${endutc}\" class=\"sched-entry track-${track}\">
-<div class=\"sched-meta\"><span class=\"sched-time\">${start-info}${end-info}</span>${track-info}${q-info}${slug-info}</div>
+<div class=\"sched-meta\"><span class=\"sched-time\">${start-info}${end-info}</span>${track-info}${pad-info}${q-info}${slug-info}</div>
 <div class=\"sched-title\"><a href=\"${base-url}${url}\">${title}</a></div>
 ${speaker-info}
 ${resources-info}
@@ -1745,7 +1748,30 @@ ${title-info}
 <pre>mpv https://live0.emacsconf.org:9001/emacsconf/gen.webm
 vlc https://live0.emacsconf.org:9001/emacsconf/gen.webm
 ffplay https://live0.emacsconf.org:9001/emacsconf/gen.webm
-</pre>"
+</pre>
+
+<p>If you experience any disruptions, try reloading the page you're using
+to watch the video. If that still doesn't work, please check our
+status page at <a href=\"https://status.emacsconf.org\">https://status.emacsconf.org</a> for updates on the
+status of various parts of our infrastructure, and instructions on how
+to get in touch with us about disruptions.</p>
+
+<p>If you prefer, you can watch the livestream via Toobnix:
+<a href=\"https://toobnix.org/w/7t9X8eXuSby8YpyEKTb4aj\">General track</a>,
+<a href=\"https://toobnix.org/w/w6K77y3bNMo8xsNuqQeCcD\">Development track</a>.
+Pre-recorded videos and replays will also be available on Toobnix in
+the <a href=\"https://toobnix.org/c/emacsconf\">EmacsConf channel</a>.</p>
+
+<p>To participate in the Q&A, please check the talk page for the Q&A
+details, including the Etherpad link, IRC channel, and optionally
+a BigBlueButton room (BBB) for Q&A. If you plan to participate in
+Q&A in the BigBlueButton room, please use headphones or earphones
+in order to minimize audio feedback. The link on the talk page
+will take you to a waiting room that will automatically refresh
+when the host has opened the Q&A.</p>
+
+"
+
                 "</body></html>"))
       (mapc (lambda (track)
               (make-directory (expand-file-name (format "%s/watch/%s" emacsconf-year (plist-get track :id)) emacsconf-publish-watch-directory) t)
diff --git a/emacsconf-schedule.el b/emacsconf-schedule.el
index 27070db..cfd20f3 100644
--- a/emacsconf-schedule.el
+++ b/emacsconf-schedule.el
@@ -347,7 +347,7 @@ Each function should take the info and manipulate it as needed, returning the ne
                        "green")))
 
 (defun emacsconf-schedule-svg (width height &optional info)
-  (setq info (or info (emacsconf-get-talk-info)))
+  (setq info (emacsconf-prepare-for-display (or info (emacsconf-get-talk-info))))
   (let ((days (seq-group-by (lambda (o)
                               (format-time-string "%Y-%m-%d" (plist-get o :start-time) emacsconf-timezone))
                             (sort (seq-filter (lambda (o)
diff --git a/emacsconf-stream.el b/emacsconf-stream.el
index e2b4962..8fdfcbc 100644
--- a/emacsconf-stream.el
+++ b/emacsconf-stream.el
@@ -463,5 +463,141 @@ This uses the BBB room if available, or the IRC channel if not."
 ;;           :channel "emacsconf-gen"
 ;;           :qa-info "https://emacsconf.org/current/community/room/")
 ;;  )
+
+;; Updates live.emacsconf.org
+(defvar emacsconf-stream-live-index "/ssh:orga@front0.emacsconf.org:/var/www/live.emacsconf.org/index.html")
+
+(defun emacsconf-stream-shift-days ()
+  "Return a label for the conference days."
+  (let ((start
+         (date-to-time (car (sort (mapcar (lambda (o) (plist-get o :start))
+                                          emacsconf-shifts)
+                                  'string<))))
+        (end
+         (date-to-time (car (last (sort (mapcar (lambda (o) (plist-get o :end))
+                                                emacsconf-shifts)
+                                        'string<))))))
+    (if (string= (format-time-string "%Y-%m-%d" start emacsconf-timezone)
+                 (format-time-string "%Y-%m-%d" end emacsconf-timezone))
+        (format-time-string "%A, %b %-d, %Y"
+                            start emacsconf-timezone)
+      (concat
+       (format-time-string "%b %-d (%a)"
+                           start emacsconf-timezone)
+       " to "
+       (format-time-string "%b %-d (%a), %Y"
+                           end emacsconf-timezone)))))
+
+(defvar emacsconf-status-timezones '("US/Eastern" "UTC" "Europe/Berlin"))
+(defun emacsconf-stream-update-status-page ()
+  (interactive)
+  (with-temp-file emacsconf-stream-live-index
+    (insert
+     (emacsconf-replace-plist-in-string
+      (list :name emacsconf-name
+            :year emacsconf-year
+            :base-url emacsconf-base-url
+            :days (emacsconf-stream-shift-days)
+            :timezone-info
+            (mapconcat (lambda (zone) (concat "<th>" zone "</th>"))
+                       emacsconf-status-timezones "")
+            :stream-info
+            (mapconcat
+             (lambda (track)
+               (emacsconf-replace-plist-in-string
+                (append (list :stream-base emacsconf-stream-base)
+                        track)
+                "<tr><td>${id}</td><td><a href=\"${stream-base}${id}.webm\">${stream-base}${id}.webm</a></td></tr>
+<tr><td>${id}-480p</td><td><a href=\"${stream-base}${id}-480p.webm\">${stream-base}${id}-480p.webm</a></td></tr>"))
+             emacsconf-tracks "\n")
+            :watch-info
+            (mapconcat
+             (lambda (track)
+               (let ((start-time (date-to-time (concat emacsconf-date "T" (plist-get track :start) emacsconf-timezone-offset))))
+                 (emacsconf-replace-plist-in-string
+                  (append
+                   (list
+                    :time-info
+                    (mapconcat
+                     (lambda (zone)
+                       (format-time-string "<td>%l:%M %p %Z</td>" start-time zone))
+                     emacsconf-status-timezones
+                     ""))
+                   track)
+                  "<tr>
+            <td><a href=\"${watch}\"><strong>${name}</strong></a></td><td class=\"status-${status}\">${status}</td>${time-info}
+</tr>")))
+             emacsconf-tracks "\n")
+            )
+      "<!doctype html>
+<html lang=\"en\">
+  <head>
+    <meta charset=\"utf-8\">
+    <meta name=viewport content=\"width=device-width, initial-scale=1\">
+    <meta name=\"description\" content=\"${name} Livestreams\"/>
+    <title>${name} ${year} ~ Live</title>
+    <link rel=\"stylesheet\" href=\"/style.css\" />
+  </head>
+  <body>
+    <header>
+      <h1><a href=\"${base-url}${year}/\">${name} ${year}</a> Livestreams</h1>
+      <h3>December 3 (Saturday) and 4 (Sunday), 2022</h3>
+    </header>
+    <main>
+      <table>
+        <thead>
+          <tr>
+            <th>track</th>
+            <th>status</th>
+${timezone-info}
+          </tr>
+        </thead>
+        <tbody>
+${watch-info}
+        </tbody>
+      </table>
+      <p>
+        Click on the track names above to watch the stream in your browser.
+      </p>
+      <h4>Watching the streams directly</h4>
+      <p>
+        You can also watch the streams in any media player that supports streaming.
+      </p>
+      <table>
+        <thead>
+          <tr>
+            <th>track</th>
+            <th>stream address</th>
+          </tr>
+        </thead>
+        <tbody>
+${stream-info}
+        </tbody>
+      </table>
+      <p>
+        Depending on which media player you use, you may enter the stream address
+        in a graphical user interface or provide it as an argument to the program
+        when launching it from the terminal.
+      </p>
+      <p>
+        Examples:
+      </p>
+<pre>
+mpv URL
+vlc URL
+ffplay URL
+</pre>
+    </main>
+    <footer>
+      <p>
+        If you experience any disruptions, please check our status page at
+        <a href=\"//status.emacsconf.org\">status.emacsconf.org</a> for updates
+        on the status of various parts of our infrastructure, and instructions
+        on how to get in touch with us about disruptions.
+      </p>
+    </footer>
+  </body>
+</html>
+"))))
 (provide 'emacsconf-stream)
 ;;; emacsconf-stream.el ends here
diff --git a/emacsconf.el b/emacsconf.el
index a67abc6..873a9ea 100644
--- a/emacsconf.el
+++ b/emacsconf.el
@@ -969,11 +969,17 @@
 (defvar emacsconf-tracks
   '(
     (:name "General" :color "peachpuff" :id "gen" :channel "emacsconf-gen"
-				   :tramp "/ssh:emacsconf-gen@res.emacsconf.org#46668:")
+           :watch "https://live.emacsconf.org/2022/watch/gen/"
+				   :tramp "/ssh:emacsconf-gen@res.emacsconf.org#46668:"
+           :start "09:00" :end "17:00"
+           :status "offline")
     (:name "Development" :color "skyblue" :id "dev" :channel "emacsconf-dev"
-				   :tramp "/ssh:emacsconf-dev@res.emacsconf.org#46668:")))
+           :watch "https://live.emacsconf.org/2022/watch/dev/"
+				   :tramp "/ssh:emacsconf-dev@res.emacsconf.org#46668:"
+           :start "09:00" :end "17:00"
+           :status "offline")))
 
-(defvar emacsconf-shifts (list (list :id "sat-am-gen" :track "General" :start "2022-12-03T08:00:00-0500" :end "2022-12-03T12:00:00-0500" :host "zaeph" :streamer "corwin" :checkin "sachac" :irc "sachac" :pad "publicvoit") (list :id "sat-pm-gen" :track "General" :start "2022-12-03T13:00:00-0500" :end "2022-12-03T18:00:00-0500" :host "zaeph" :streamer "corwin" :checkin "FlowyCoder" :irc "dto" :pad "publicvoit") (list :id "sat-am-dev" :track "Development" :start "2022-12-03T08:00:00-0500" :end "2022-12-03T12:00:00-0500" :host "bandali" :streamer "bandali" :checkin "sachac" :irc "dto") (list :id "sat-pm-dev" :track "Development" :start "2022-12-03T13:00:00-0500" :end "2022-12-03T18:00:00-0500" :host "vetrivln" :streamer "bandali" :checkin "FlowyCoder" :irc "vetrivln") (list :id "sun-am-gen" :track "General" :start "2022-12-04T08:00:00-0500" :end "2022-12-04T12:00:00-0500" :host "zaeph" :streamer "corwin" :checkin "sachac" :irc "sachac" :pad "publicvoit") (list :id "sun-pm-gen" :track "General" :start "2022-12-04T13:00:00-0500" :end "2022-12-04T18:00:00-0500" :host "zaeph" :streamer "jman" :checkin "FlowyCoder" :irc "dto" :pad "publicvoit") (list :id "sun-am-dev" :track "Development" :start "2022-12-04T08:00:00-0500" :end "2022-12-04T12:00:00-0500" :host "bandali" :streamer "bandali" :checkin "sachac" :irc "dto") (list :id "sun-pm-dev" :track "Development" :start "2022-12-04T13:00:00-0500" :end "2022-12-04T18:00:00-0500" :host "vetrivln" :streamer "bandali" :checkin "FlowyCoder" :irc "vetrivln"))
+(defvar emacsconf-shifts (list (list :id "sat-am-gen" :track "General" :start "2022-12-03T08:00:00-0500" :end "2022-12-03T12:00:00-0500" :host "zaeph" :streamer "corwin" :checkin "sachac" :irc "sachac" :pad "publicvoit" :coord "sachac") (list :id "sat-pm-gen" :track "General" :start "2022-12-03T13:00:00-0500" :end "2022-12-03T18:00:00-0500" :host "zaeph" :streamer "corwin" :checkin "FlowyCoder" :irc "dto" :pad "publicvoit" :coord "sachac") (list :id "sat-am-dev" :track "Development" :start "2022-12-03T08:00:00-0500" :end "2022-12-03T12:00:00-0500" :host "bandali" :streamer "bandali" :checkin "sachac" :irc "dto" :coord "sachac") (list :id "sat-pm-dev" :track "Development" :start "2022-12-03T13:00:00-0500" :end "2022-12-03T18:00:00-0500" :host "vetrivln" :streamer "bandali" :checkin "FlowyCoder" :irc "vetrivln" :coord "sachac") (list :id "sun-am-gen" :track "General" :start "2022-12-04T08:00:00-0500" :end "2022-12-04T12:00:00-0500" :host "zaeph" :streamer "corwin" :checkin "sachac" :irc "sachac" :pad "publicvoit" :coord "sachac") (list :id "sun-pm-gen" :track "General" :start "2022-12-04T13:00:00-0500" :end "2022-12-04T18:00:00-0500" :host "zaeph" :streamer "jman" :checkin "FlowyCoder" :irc "dto" :pad "publicvoit" :coord "sachac") (list :id "sun-am-dev" :track "Development" :start "2022-12-04T08:00:00-0500" :end "2022-12-04T12:00:00-0500" :host "bandali" :streamer "bandali" :checkin "sachac" :irc "dto" :coord "sachac") (list :id "sun-pm-dev" :track "Development" :start "2022-12-04T13:00:00-0500" :end "2022-12-04T18:00:00-0500" :host "vetrivln" :streamer "bandali" :checkin "FlowyCoder" :irc "vetrivln" :coord "sachac"))
   "Shift information derived from the organizer's notebook.")
 
 (defun emacsconf-get-track (name)
@@ -1155,6 +1161,11 @@ Filter by TRACK if given.  Use INFO as the list of talks."
           (re-search-forward (concat "\\<" (regexp-quote input)) nil t)
           (goto-char (match-beginning 0))))
         (insert "\n")
+        (when (< (- (line-end-position) (point)) fill-column)
+          (save-excursion
+            (goto-char (line-end-position))
+            (insert " ")
+            (delete-char 1)))
         (setq last-input input)
         (recenter)
         (undo-boundary)))))
-- 
cgit v1.2.3