#!/bin/bash
function load_config() 
{
   scriptPath=$(dirname "$(readlink -f "$BASH_SOURCE")")
   . $scriptPath/.upload_config

}
[ $# -lt 2 ] && echo "missing args: $0 path duration [plain]" && exit 1
set -e
set -u
load_config

[ ! -f "$1" ] && echo "File $1 does not exist" && exit 1


random=$(pwgen -s -n 25)
when=""
if [ $# -eq 2 ] ; then
	when=$( date -d +"$2" +%s )
	echo "Storing until: $(date -d @$when)"
fi
PLAIN=0
if [ $# -eq 3 ] ; then
	if [ $3  = "plain" ] ; then
		PLAIN=1
	fi
fi
ssh $UPLOADER_SSH_SERVER mkdir $UPLOADER_UPLOAD_DIR/$random
name=$( basename "$1" )

if [ $PLAIN -eq 1 ] ; then
	scp -r "$1" $UPLOADER_SSH_SERVER:$UPLOADER_UPLOAD_DIR/$random/$name
	echo "$UPLOADER_URL_PREFIX/$random/$name"
else
	KEYBASE=$(openssl rand -base64 32)
	KEYASHEX=$(echo -n $KEYBASE | base64 -d | xxd -p -c 10000) # linebreak after 10000 chars. i.e. never
	cat "$1" | openssl enc -aes-256-cbc -K "$KEYASHEX" -iv $(printf '0%.0s' {1..32}) |  # print '0' 32 times = 16 bytes as hex
		ssh $UPLOADER_SSH_SERVER "cat > $UPLOADER_UPLOAD_DIR/$random/"$name"_enc"
	MIMETYPE=$(file -i "$1" | awk '{print $2}' | sed -e 's/;//g' )
	echo "$UPLOADER_URL_PREFIX#$random/"$name"_enc:$KEYBASE:$MIMETYPE:$name"
fi

ssh $UPLOADER_SSH_SERVER chown -R $UPLOADER_FILE_OWNER $UPLOADER_UPLOAD_DIR/$random/
ssh $UPLOADER_SSH_SERVER "echo $when:$random >> $UPLOADER_EXPIRATION_FILE"