Small script to download multiple files (e.g. series), when you only have an directory listing from an apache.

download_directory listing.sh

#!/bin/bash
#############################################
# license: CC-NC http://www.tldrlegal.com/l/CC-NC
# author: DasLampe <daslampe@lano-crew.org>
# Description: Small script to download multiple files (e.g. series), when you only have an directory Listing.
#               This script search recursivly for files without text/html mime-type & download this.
#               If required create folders to arrange files.
#############################################

url=$1

function create_dir() {
    new_dir=`echo $1 | rev | cut -d \/ -f 2 | rev | sed 's/%20/_/'`
    current_dir=`pwd | rev | cut -d \/ -f 1 | rev`

   if [ "$parent_dir" != "$current_dir" ]; then
        echo "Try to create new dir $new_dir"
        mkdir -p $new_dir
        cd $new_dir
    fi
}

function download() {
    file_type=`curl -I $1 | grep "Content-Type: text/html"`
    if [ -z "$file_type" ]
    then
        echo "Download file"
        curl -O $1 -silent
    else
        echo "No file ... search for file to download"
        search_file $1
    fi
}

function search_file() {
    child=`curl $1 | grep -v '<a href="../">' | grep '<a href' | grep -o '<a href=['"'"'"][^"'"'"']*['"'"'"]' | sed -e 's/^<a href=["'"'"']//' -e 's/["'"'"']$//'`
    for i in $child
    do
        create_dir $1$i
        download $1$i
    done
    #Leave dir. Don't delete line!!!!!! ;)
    cd ..
}

create_dir $url
download $url