#!/bin/bash

if [ ! -e "$HOME/.aerofs/pub.root" ]
then echo file "$HOME/.aerofs/pub.root" not found.
     echo it must contain the string of your http server with pub files.
     echo ex.  http://server.com:7777/
     exit 1
fi

MyRoot=$( sqlite3 $HOME/.aerofs/conf "SELECT v FROM c WHERE k = 'root';" )/Public/


MyServerRoot=$( cat "$HOME/.aerofs/pub.root" | tr -d "[:cntrl:]" ) 

if [ -z "$1" ]
then echo provide filename
     exit 0
fi

absPath=$( readlink -f "$1" )
if [ ! -e "$absPath" ]
then echo file $absPath not found.
     exit 1
fi

if [[ ! "$absPath" == "$MyRoot"* ]]
then echo $absPath not in $MyRoot
     exit 1
fi

echo $MyServerRoot${absPath##$MyRoot}