Add static sound. Add predefined announcements and helper scripts.

bin/megaton_radio.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+VOL=25
+
+mplayer "http://us2.internet-radio.com:8443/;stream" -cache 1024 -cache-min 20 -volume $VOL -softvol -channels 2 -af pan=1:0.5:0.5

bin/pipe_announcement

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+mosquitto_pub -t vault/psa/announcement -l
+

bin/schedule_announcement

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+TIME=$1
+shift
+at "$TIME" <<EOT
+cd ~/build/vault-announcer/bin
+./announce-freeform "$@"
+EOT
+

bin/schedule_emergency

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+TIME=$1
+shift
+at "$TIME" <<EOT
+cd ~/build/vault-announcer/bin
+./emergency-freeform "$@"
+EOT
+

bin/schedule_meeting

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+function time_minus_minutes() {
+	time="$1"
+	change="$2"
+
+	difference=$(($change * 60))
+	
+	result=$(( $(date -d "$time" "+%s") - $difference ))
+
+	echo `date -d "@$result" "+%H:%M"`
+}
+
+TYPE=$1
+shift
+TARGET=$1
+shift
+SLACK=5
+TIME=`time_minus_minutes "$TARGET" "$SLACK"`
+
+NAME="$@"
+
+MSG="Meeting in $SLACK minutes. ... Meeting '$NAME' in $SLACK minutes."
+#echo "Scheduling $TYPE for meeting '$NAME' at $TARGET in $SLACK minutes in advance, at $TIME."
+~/schedule_${TYPE} "$TIME" "$MSG"
+

bin/schedule_meeting_announcement

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+~/schedule_meeting announcement $@
+

bin/schedule_meeting_emergency

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+~/schedule_meeting emergency $@
+

bin/start_announcement_server

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+cd ~/build/vault-announcer/bin/
+mosquitto_sub -t vault/psa/announcement | ./announcement-server
+

bin/submit_announcement

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+mosquitto_pub -t vault/psa/announcement -m "$@"
+

sounds/README.md

@@ -6,4 +6,5 @@
    * Source: [freesound.org](https://freesound.org/people/chimerical/sounds/105228/)
  * `alarm_simple.ogg`
    * Source: [freesound.org](https://freesound.org/people/Suburbanwizard/sounds/440307/)
-
+ * `static.ogg`
+   * Source: [freesound.org](https://freesound.org/people/Jay_You/sounds/384090/)