#!/bin/bash

user=jirikalvoda

for var in "$@"
do
	if [[ "$var" == -* ]]
	then
		if [[ "$var" == -t* ]]
		then
			echo >/dev/null
		elif [[ "$var" == -d* ]]
		then
			v=${var:2}
			deleteTime="$(date -d"$v")"
			if [[ $? == 1 ]]; then exit 1; fi;
		else
			echo "option $var not valid"
			exit 2
		fi
	else
		if [[ ! ( -f "$var" ||  -d  "$var"  ) ]]
		then
			file not exists
		fi
		file="$file $var"
		
	fi
done

[[ $port == "" ]] && [[ $host == "" ]] && port=443
[[ $port == "" ]] && port=80
[[ $host == "" ]] && host=$user@sneaky.kam.mff.cuni.cz
[[ $dir == "" ]] && dir=WWW/priv
[[ $printprefix == "" ]] && printprefix="https://kam.mff.cuni.cz/~$user/priv"

rcode=$(head /dev/random -c100 |  sha224sum | head -c30)

if [[ $deleteTime != "" ]]
then
	echo Wil be deleted at $deleteTime
	echo 
	ssh $host -p $port  "echo $deleteTime > $dir/$rcode.delete; chmod 600 $dir/$rcode.delete" || exit 100
fi

if [[ $file == "" ]]
then
	cat << EOF
Usage:

	pub [-options] file <[-options2] file2 < ... > >

Options:
	-dDATE delete at date
	-tNAME name this file as NAME
EOF
	exit 1
fi


ssh $host -p $port  mkdir $dir/$rcode || exit 100
f=""
for var in "$@" "end"
do
	if [[ "$var" == -* ]]
	then
		if [[ "$var" == -t* ]]
		then
			toName="${var:2}"
		fi
	else
		if [[ $f != "" ]];
		then
			scp -r -P $port $f $host:$dir/$rcode/$toName || exit 100
			[[ "$toName" == "" ]] && links="$links\n$printprefix/$rcode/$f"
			[[ "$toName" == "" ]] || links="$links\n$printprefix/$rcode/$toName"
		fi
		toName=""
		f="$var"
		
	fi
done
ssh $host -p $port  "chmod -R ugo-x,u+rwX,go+rX,go-w $dir/$rcode/" || exit 100

echo -e $links
echo
echo "$printprefix/$rcode/"