Add watch script for prerecs

1 files changed, 47 insertions, 0 deletions

diff --git a/2022/organizers-notebook/index.org b/2022/organizers-notebook/index.org
index 68abe0e6..0a31aced 100644
--- a/2022/organizers-notebook/index.org
+++ b/2022/organizers-notebook/index.org
@@ -3376,6 +3376,53 @@ Throw an error if ERROR is non-nil, skip otherwise."
 
 (message "Back to safety.  Phew!")
 #+end_src
+** Prerecs
+*** Receive notification when new prerecs are available
+#+begin_src sh :eval no :tangle prerecs-wait-new.sh
+#!/usr/bin/env sh
+
+set -xeu
+
+sleep_duration=1800
+
+data=prerec-wait-new.data
+touch check-new-prerecs.data
+
+prerecs_number_current="$(TERM=xterm ssh orga@media.emacsconf.org -- ls -1 /srv/upload | wc -l)"
+
+plural() {
+    if [ "$2" = 1 ] || [ "$2" = -1 ]; then
+        echo "${1}"
+    else
+        case $1 in
+            "is" )
+                "are"
+                ;;
+            * )
+                "${1}s"
+        esac
+    fi
+}
+
+notify() {
+    echo "$1"
+    notify-send -t 0 "EmacsConf" "$1"
+}
+
+prerecs_number_past=$(cat check-new-prerecs.data)
+diff=$((prerecs_number_current - prerecs_number_past))
+
+echo "Currently waiting for prerec"
+
+while [ $diff = 0 ]; do
+    sleep "$sleep_duration"
+done
+
+notify "Yay~, $diff new $(plural "prerec" $diff) $(plural "is" $diff) available!"
+
+echo "$prerecs_number_current" > "$data"
+#+end_src
+
 
 ** Publish this page
 #+begin_src emacs-lisp