#!/bin/bash
################################################
##       _  _     ___         _               ##
##      | \| |___| _ \__ _ __| |_ ___         ##
##      | .` / _ \  _/ _` (_-<  _/ -_)        ##
##      |_|\_\___/_| \__,_/__/\__\___|        ##
## for wwwcip/$randomapacheserverwithsshacces ##
################################################

# last change on:
#Do 23. Jun 19:49:42 CEST 2011

##################################################
## you should setup these settings first        ##
## probably it is enough to change login/folder ##
## then you can run nopaste --setup             ##
##################################################

# settings
login="re06huxa"
folder="/home/cip/2009/$login/.www/p/"
urlprefix="http://wwwcip.cs.fau.de/~$login/p"
remote="$login@faui0sr0.cs.fau.de"
remotefolder="$remote:$folder/"

# cmdlineoptions
case "$1" in
    --setup)
        echo "::running \"ssh $remote bash -e\""
        ssh "$remote" bash -e << EOF
            echo "creating $folder"
            mkdir -p "$folder"
            echo "chmod 711 $folder"
            chmod 711 "$folder"
            if ! [ -e "$folder/.htaccess" ] ; then
                echo "setting default charset to UTF-8 in .htaccess"
                echo "AddDefaultCharset UTF-8" >> "$folder/.htaccess"
            else
                echo ".htaccess already exists"
            fi
EOF
        exit 1
        ;;
    -h|--help)
        echo "usage: $0 [FILE...]"
        echo "  copies all given FILEe to your $folder and prints the url to stderr for each FILE"
        echo "  if no FILE is given, file-content is read from stdin"
        echo "  -h --help   prints this help"
        echo "  --setup     creates the folder with specified permissions - you should do this at first"
        ;;
    -*)
        echo "unknown option \"$1\"" >&2
        exit 1
        ;;
esac


function filename() {
    echo "$RANDOM:$USER:$folder:$*:$remote:$urlprefix:$RANDOM:$(date)"|md5sum|cut -d' ' -f1
}


if [ -z "$1" ] ; then
    filename=$(filename)
    # reading from stdin
    ssh "$remote" tee "$folder/$filename" > /dev/null || exit 1
    # print url to stderr
    echo "$urlprefix/$filename" >&2
else
    # just copy files to pastebin
    for i in "$@" ; do
        # use the same fileextension, because most browser need it.. and apache too
        ext=""
        # but only if it has an extension
        [ "${i##*.}" != "${i}" ] && ext=".${i##*.}"
        filename=$(filename "$i")"$ext"
        scp "$i" "$remotefolder/$filename" || continue
        echo "$urlprefix/$filename"
    done
fi


# vim: nobackup