dialog can now be black/white, lockfile, cheap password protection

start

@@ -1,10 +1,26 @@
 #!/bin/bash
 export EVENT=DiVOC
 
+export DIALOGRC=dialogrc
+
+LOCKFILE=/tmp/irolock
 TMP=/tmp/$RANDOM
 BT="Intergalactic Registration Office - v0.3"
 
 
+function infoBox() {
+  h=8
+  w=60
+  if [ -n "$3" ]; then
+    h=$3
+  fi
+  if [ -n "$4" ]; then
+    w=$4
+  fi
+  dialog --title "$1" \
+  --backtitle "$BT" \
+  --infobox "$2" $h $w
+}
 
 function diaBox() {
   h=8
@@ -54,6 +70,24 @@ function askStr() {
   return $?
 }
 
+function askPw() {
+  h=12
+  w=60
+  if [ -n "$5" ]; then
+    h=$5
+  fi
+  if [ -n "$6" ]; then
+    w=$6
+  fi
+
+  dialog --title "$2" \
+  --backtitle "$BT" \
+  --max-input $1 \
+  --insecure \
+  --passwordbox "$3" $h $w "$4" 2> $TMP
+  return $?
+}
+
 function confirm() {
   h=12
   w=60
@@ -143,13 +177,23 @@ function enterGPG() {
   fi
 }
 
+function checkLockFile() {
+  while [ -f $LOCKFILE ]; do
+    infoBox "Printer is in use..." "Printer is in use. Please wait."
+    sleep 1
+  done
+  touch $LOCKFILE
+}
+
 function printGPG() {
   askForField "GPG fingerprint" "$1"
   if [ $? -eq 0 ]; then
+    checkLockFile
     diaBox "Insert Passport" "Please insert passport (Visas) into the printer."
     cd "$1"
     ./gpgkey $FIELD $FP
     cd ..
+    rm $LOCKFILE
     return 0
   else
     return 1
@@ -157,20 +201,24 @@ function printGPG() {
 }
 
 function printReg() {
+  checkLockFile
   diaBox "Insert Passport" "Please insert passport (First page, name, place) into the printer."
   cd "$1"
   ./reg "$FNAME" "$SNAME" "$PLANET"
   cd ..
+  rm $LOCKFILE
   return 0
 }
 
 function printIROStamp() {
   askForField "IRO stamp" "$1"
   if [ $? -eq 0 ]; then
+    checkLockFile
     diaBox "Insert Passport" "Please insert passport (Visas) into the printer."
     cd "$1"
     ./iro $FIELD
     cd ..
+    rm $LOCKFILE
     return 0
   else
     return 1
@@ -305,13 +353,34 @@ function menuFor() {
   unset FFP
 }
 
+function askForFunnyUserCreds() {
+  askStr 12 "Login" "Username:" ""
+  username=$(cat $TMP)
+  askPw 12 "Login" "Password:" ""
+  password=$(cat $TMP)
+
+  if [ -f .pw/$username ]; then
+    if [ "$password" != $(cat .pw/$username) ]; then
+      clear
+      echo "Wrong credentials."
+      sleep 3
+      exit 1
+    fi
+  else
+    echo "Wrong credentials."
+    exit 1
+  fi
+}
+
+askForFunnyUserCreds
+
 while [ true ]; do
 
   dialog --backtitle "$BT" \
     --menu "Select ID type:" 10 40 3 \
     1 "Junghackerpass" \
     2 "New Adafruit passport" \
-    9 "Exit" 2> $TMP
+    9 "Logout" 2> $TMP
 
   if [ $? -eq 9 ]; then
     break
@@ -325,7 +394,7 @@ while [ true ]; do
         ;;
     2)  menuFor adafruit
         ;;
-    9)  exit 0
+    9)  break
         ;;
   esac
 done