added encryptor.sh example

examples/encryptor.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+#example: encrypt files once they get written to a directory and remove them
+#launch with: adhocify -w /path/encryptin /path/to/this/script.sh {}
+#This is a simple example and has security flaws:
+#-no secure delete (better to use e. g. ramfs or tmpfs...)
+#-then still not necessarily secure against people who can dump the content of the memory
+set -e
+DESTINATION="/tmp/store"
+if [ -z "$1" ] ; then
+echo "Need path to encrypt" >&2
+exit 1
+fi
+sleep 2 #some clients may want to set permissions and so on after writing
+FILEPATH="$1"
+gpg -e -r mail@example.com -o $DESTINATION/$(basename $FILEPATH) $FILEPATH 
+rm $FILEPATH
+
+
+