#!/bin/sh
PATH=$PATH:/home/papanda/bin
. /home/papanda/bin/gd.conf

if [ -f $TKFILE ]; then
    echo '----------refresh token------------'
    . $TKFILE 
    curl -X POST https://accounts.google.com/o/oauth2/token \
	-d "refresh_token=$REFRESH_TOKEN" \
	-d "client_id=$CLIENT_ID" \
	-d "client_secret=$CLIENT_SECRET" \
	-d "grant_type=refresh_token" | gdval.pl > /var/tmp/_$$_
    if [ -f /var/tmp/_$$_ ]; then
        . /var/tmp/_$$_
	if [ -n "$ERROR" ]; then
	    echo "ERROR:" $ERROR
	    rm -f $TKFILE
	    exec sh /home/papanda/bin/gd2.sh
	fi
	if [ -n "$ACCESS_TOKEN" ]; then
	    cat /var/tmp/_$$_ > $ACFILE
	fi
	rm -f /var/tmp/_$$_
    fi
else
    echo '----------new token------------'
    curl -X POST https://accounts.google.com/o/oauth2/token \
	-d "code=$CODE" \
	-d "client_id=$CLIENT_ID" \
	-d "client_secret=$CLIENT_SECRET" \
	-d "redirect_uri=urn:ietf:wg:oauth:2.0:oob" \
	-d "grant_type=authorization_code" | gdval.pl > /var/tmp/_$$_
    if [ -f /var/tmp/_$$_ ]; then
        . /var/tmp/_$$_ 
	if [ -n "$ERROR" ]; then
	    echo "ERROR:" $ERROR
	    exit 1
	fi
	if [ -n "$ACCESS_TOKEN" ]; then
            cat /var/tmp/_$$_ > $ACFILE
	fi
	if [ -n "$REFRESH_TOKEN" ]; then
            cat /var/tmp/_$$_ > $TKFILE
        fi
	rm -f /var/tmp/_$$_
    fi
fi