From 52457ea0cc72847a4bc68519ec54c95ed06fb289 Mon Sep 17 00:00:00 2001
From: Gunstick <gunstick@syn2cat.lu>
Date: Mon, 11 May 2015 00:25:31 +0200
Subject: [PATCH] doorbuzz now checks for ringing phone, so in future we can
 put animations on the led ring if the pgone is active it communicates with
 pidor over ssh to get space status and to switch the flashing light

---
 README.txt                   |  4 +++
 phone_notification_client.sh | 55 ++++++++++++++++++++++++++++++++++++
 2 files changed, 59 insertions(+)
 create mode 100755 phone_notification_client.sh

diff --git a/README.txt b/README.txt
index de1718b..f4eb4b3 100644
--- a/README.txt
+++ b/README.txt
@@ -21,6 +21,7 @@ cat > /home/pi/.config/lxsession/LXDE/autostart <<"EOF"
 @./doorbuzz/buzzctrl.sh
 @./doorbuzz/videoplayer.sh
 @sudo python ./doorbuzz/shutdownbutton.py
+@./doorbuzz/phone_notification_client.sh
 EOF
 
 
@@ -34,6 +35,9 @@ you can add videos and they will be taken into account automatically
 when booting, the button led uses morsecode to send the low byte of the 
 IP adress in decimal
 
+phone_notification_client.sh communicates with pidor's doorbuzz_wrapper.sh
+to command the flash light
+
 todo
 ====
 create a config file
diff --git a/phone_notification_client.sh b/phone_notification_client.sh
new file mode 100755
index 0000000..4265739
--- /dev/null
+++ b/phone_notification_client.sh
@@ -0,0 +1,55 @@
+#!/bin/bash
+
+url=http://10.2.113.137
+run_file="/var/run/phone_ringing_status"
+pidor=root@10.2.113.2
+old_status=0
+new_status=0
+while true # empty pipe
+do
+  sleep 1
+  while true
+  do 
+    read -t 1 status <&"${COPROC[0]}"
+    ret=$?
+    if [ $ret -eq 1 ]  # no more coprocess
+    then
+      echo "connecting to pidor"
+      coproc ssh -i ~/.ssh/doorbuzz $pidor
+      sleep 10
+      echo "connected"
+      echo "flashoff" >&"${COPROC[1]}"
+      ret=0
+    fi
+    if [ $ret -ne 0 ] 
+    then
+      break
+    fi
+    echo "$status"
+  done
+  echo "spacestatus" >&"${COPROC[1]}"
+  read status <&"${COPROC[0]}"
+  if ! [ "$status" = "open" ]; then   # do nothing if space is closed
+	continue
+  else
+#    if ! [ -e "$run_file" ]; then
+#        touch $run_file
+#    fi
+
+    curl -q "$url" 2>/dev/null | grep Ringing
+    new_status=$?
+#    old_status=$(cat ${run_file})
+
+    if [ "$new_status" -eq "$old_status" ]; then
+        continue
+    fi
+    echo "phone status change detected"
+    if [ "$new_status" -eq 0 ]; then
+      echo "flashon" >&"${COPROC[1]}"
+    else
+      echo "flashoff" >&"${COPROC[1]}"
+    fi
+#    echo $new_status > ${run_file}
+    old_status=$new_status
+  fi
+done