remove some more empty lines

README.md

@@ -1,3 +1,3 @@
 # pedalboard-scripts
 
-scripts to control [MODEP](https://blokas.io/modep/docs/) on a raspberry pi 4 with [pisound](https://blokas.io/pisound/) via [pbc](https://git.velvettear.de/velvettear/pbc.git)
+scripts to control [MODEP](https://blokas.io/modep/docs/) on a raspberry pi 4 with [pisound](https://blokas.io/pisound/) via [pbc](https://git.velvettear.de/velvettear/pbc.git)

bypass.sh

@@ -1,35 +0,0 @@
-#!/usr/bin/env bash
-
-# author:   Daniel Sommer <daniel.sommer@velvettear.de>
-# license:  MIT
-
-[[ ! -f "./config.env" ]] && printf "error: file \'config.env\' does not exist\n" && exit 1
-source "./config.env"
-
-url="/bypass"
-index="$1"
-if [[ "$index" ]] && [ "$index" -eq "$index" ] 2> /dev/null; then
-    if [ "$index" -lt 0 ]; then
-        index=0
-    elif [ "$index" -gt 7 ]; then
-        index=7
-    fi
-    url="$url/$index"
-fi
-
-function checkVariable() {
-    [[ "$1" ]] && return 0
-    printf "error: variable"
-    [[ "$2" ]] && printf " \'$2\'"
-    printf " is not set\n"
-    exit 1
-}
-
-checkVariable "$PBC_PROTOCOL" "PBC_PROTOCOL"
-checkVariable "$PBC_HOST" "PBC_HOST"
-checkVariable "$PBC_PORT" "PBC_PORT"
-
-url="$PBC_PROTOCOL://$PBC_HOST:$PBC_PORT$url"
-
-printf "sending POST request: \'$url\'...${FONT_BOLD}"
-[ "$(curl -X POST -s -f -w "\n%{http_code}" "$url" | tail -n1)" -ne 200 ] && printf " error!\n" || printf " done!\n"

config.env

@@ -1,6 +1,8 @@
-FONT_BOLD=$(tput bold)
-FONT_NORMAL=$(tput sgr0)
+export TERM=xterm
 
-PBC_PROTOCOL="http"
-PBC_HOST="192.168.1.24"
-PBC_PORT="3000"
+export FONT_BOLD=$(tput bold)
+export FONT_NORMAL=$(tput sgr0)
+
+export PBC_PROTOCOL="http"
+export PBC_HOST="192.168.1.24"
+export PBC_PORT="3000"

pedalboard.sh

@@ -1,8 +0,0 @@
-#!/usr/bin/env bash
-
-# author:   Daniel Sommer <daniel.sommer@velvettear.de>
-# license:  MIT
-
-[[ ! -f "./config.env" ]] && printf "error: file \'config.env\' does not exist\n" && exit 1
-source "./config.env"
-

send-midi.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+# author:   Daniel Sommer <daniel.sommer@velvettear.de>
+# license:  MIT
+
+dir="$(dirname $(realpath "$0"))"
+
+. "$dir/config.env"
+
+function checkVariable() {
+    [[ -z "$1" ]] && printf "${FONT_BOLD}error: ${FONT_NORMAL}no $2 given\n" && exit 1
+    ! [ "$1" -eq "$1" ] 2> /dev/null && printf "${FONT_BOLD}error: ${FONT_NORMAL}given $2 \'$1\' is not a number\n" && exit 1
+}
+
+checkVariable "$1" "midi channel"
+checkVariable "$2" "midi controller"
+checkVariable "$3" "value"
+
+url="$(""$dir"/url.sh" "/midi")"
+
+printf "> sending POST request to \'$url\'...${FONT_BOLD}"
+[ "$(curl -X POST -s -f -w "\n%{http_code}" "$url" -d "channel=$1" -d "controller=$2" -d "value=$3" | tail -n1)" -ne 200 ] && printf " error!\n" || printf " done!\n"

set-pedalboard.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+# author:   Daniel Sommer <daniel.sommer@velvettear.de>
+# license:  MIT
+
+set -e 
+
+dir="$(dirname $(realpath "$0"))"
+
+. "$dir/config.env"
+
+[[ -z "$1" ]] && printf "${FONT_BOLD}error: ${FONT_NORMAL}no pedalboard id given\n" && exit 1
+
+url="$(""$dir"/url.sh" "/pedalboards" "$1")"
+
+printf "> sending POST request to \'$url\'...${FONT_BOLD}"
+[ "$(curl -X POST -s -f -w "\n%{http_code}" "$url" | tail -n1)" -ne 200 ] && printf " error!\n" || printf " done!\n"

start-pedalboard.sh

@@ -1,50 +1,50 @@
 #!/usr/bin/env bash
 
-# author:	Daniel Sommer <daniel.sommer@velvettear.de>>>
+# author:	Daniel Sommer <daniel.sommer@velvettear.de>
 # license:	MIT
 
 set -e
 
 [[ "$EUID" != "0" ]] && printf "error: permission denied\n" && exit 1
 
-source "./config.env"
+. "$(dirname $(realpath $0))/config.env"
 
-printf "${FONT_BOLD}> starting pedalboard...${FONT_NORMAL}\n"
+printf "${FONT_BOLD}>>> starting pedalboard...${FONT_NORMAL}\n"
 
-source "/usr/local/pisound/scripts/common/common.sh"
+. "/usr/local/pisound/scripts/common/common.sh"
 
 flash_leds 10
 sleep 0.25
 flash_leds 10
 
-printf ">>> " && "/etc/velvettear/scripts/cpu-governor.sh" "performance"
+printf "> " && "/etc/velvettear/scripts/cpu-governor.sh" "performance"
 
-printf ">>> starting MODEP..."
-patchbox module activate modep &>>> /dev/null
+printf "> starting MODEP..."
+patchbox module activate modep &> /dev/null
 printf " done!\n"
 
 up="$(journalctl -u modep-touchosc2midi | tail -n1)"
 while [[ "$up" != *"Waiting for first package from touchOSC"* ]]; do
-	printf ">>> waiting for touchosc2midi to come up...\n"
+	printf "> waiting for touchosc2midi to come up...\n"
 	sleep 0.1
 	up="$(journalctl -u modep-touchosc2midi | tail -n1)"
 done
-printf ">>> sending message to touchosc2midi to wake it up...\n"
+printf "> sending message to touchosc2midi to wake it up...\n"
 oscsend localhost 12101 / m 000000b0
 
 if [[ ! -e "/etc/systemd/system/pbc.service" ]]; then
-	printf ">>> symlinking \'pbc.service\' to \'/etc/systemd/system\'..."
-	ln -s "/opt/pbc/pbc.service" "/etc/systemd/system/pbc.service" &>>> /dev/null
+	printf "> symlinking \'pbc.service\' to \'/etc/systemd/system\'..."
+	ln -s "/opt/pbc/pbc.service" "/etc/systemd/system/pbc.service" &> /dev/null
 	printf " done!\n"
-	printf ">>> reloading systemd services..."
-	systemctl daemon-reload &>>> /dev/null
+	printf "> reloading systemd services..."
+	systemctl daemon-reload &> /dev/null
 	printf " done!\n"
 fi
 
-printf ">>> starting pbc..."
-systemctl start pbc &>>> /dev/null
+printf "> starting pbc..."
+systemctl start pbc &> /dev/null
 printf " done!\n"
 
 flash_leds 100
 
-printf "${FONT_BOLD}> started pedalboard after "$SECONDS" seconds${FONT_NORMAL}\n"
+printf "${FONT_BOLD}>>> started pedalboard after "$SECONDS" seconds${FONT_NORMAL}\n"

stop-pedalboard.sh

@@ -7,11 +7,11 @@ set -e
 
 [[ "$EUID" != "0" ]] && printf "error: permission denied\n" && exit 1
 
-source "./config.env"
+. "$(dirname $(realpath $0))/config.env"
 
-printf "${FONT_BOLD}> stopping pedalboard...${FONT_NORMAL}\n"
+printf "${FONT_BOLD}>>> stopping pedalboard...${FONT_NORMAL}\n"
 
-source "/usr/local/pisound/scripts/common/common.sh"
+. "/usr/local/pisound/scripts/common/common.sh"
 
 flash_leds 10
 sleep 0.25
@@ -33,4 +33,4 @@ printf "> " && "/etc/velvettear/scripts/cpu-governor.sh" "powersave"
 
 flash_leds 100
 
-printf "${FONT_BOLD}> stopped pedalboard after "$SECONDS" seconds${FONT_NORMAL}\n"
+printf "${FONT_BOLD}>>> stopped pedalboard after "$SECONDS" seconds${FONT_NORMAL}\n"

toggle-bypass.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+# author:   Daniel Sommer <daniel.sommer@velvettear.de>
+# license:  MIT
+
+set -e 
+
+dir="$(dirname $(realpath "$0"))"
+
+. "$dir/config.env"
+
+url="$(""$dir"/url.sh" "/bypass" "$1")"
+
+printf "> sending POST request to \'$url\'...${FONT_BOLD}"
+[ "$(curl -X POST -s -f -w "\n%{http_code}" "$url" | tail -n1)" -ne 200 ] && printf " error!\n" || printf " done!\n"

toggle-systemd.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+# author:   Daniel Sommer <daniel.sommer@velvettear.de>
+# license:  MIT
+
+set -e 
+
+dir="$(dirname $(realpath "$0"))"
+
+. "$dir/config.env"
+
+url="$(""$dir"/url.sh" "/systemd" "$1")"
+
+printf "> sending POST request to \'$url\'...${FONT_BOLD}"
+[ "$(curl -X POST -s -f -w "\n%{http_code}" "$url" -d "state=toggle" | tail -n1)" -ne 200 ] && printf " error!\n" || printf " done!\n"

url.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+
+# author:   Daniel Sommer <daniel.sommer@velvettear.de>
+# license:  MIT
+
+set -e 
+
+[[ -z "$1" ]] && printf "${FONT_BOLD}error:${FONT_NORMAL} no endpoint given\n" && exit 1
+url="$1"
+[[ "$url" != "/"* ]] && url="/$url"
+
+if [[ "$2" ]]; then
+    index="$2"
+    [[ "$index" != "/"* ]] && index="/$index"
+fi
+url="$url$index"
+
+function checkVariable() {
+    [[ "$1" ]] && return 0
+    printf "error: variable"
+    [[ "$2" ]] && printf " \'$2\'"
+    printf " is not set\n"
+    exit 1
+}
+
+checkVariable "$PBC_PROTOCOL" "PBC_PROTOCOL"
+checkVariable "$PBC_HOST" "PBC_HOST"
+checkVariable "$PBC_PORT" "PBC_PORT"
+
+url="$PBC_PROTOCOL://$PBC_HOST:$PBC_PORT$url"
+
+printf "$url"