#!/bin/sh
umask 0027
trap "killall wget; exit 1" INT

for URL in "$@"; do

    BOARD="$(expr "${URL}" : '.*2ch.hk/\+\([^/]\+\)/.*')"
    THREAD="$(expr "${URL}" : '.*/\([^/]\+\).html')"
    INCLUDE="/${BOARD}/src, /${BOARD}/thumb, /static/css"

    wget                        \
    --no-host-directories               \
    --recursive                 \
    --include-directories="${INCLUDE}"      \
    --page-requisites               \
    --level="0"                 \
    --convert-links                 \
    --adjust-extension              \
    --restrict-file-names="windows"         \
    --timestamping                  \
    --tries="0"                 \
    --retry-connrefused             \
    --retry-on-host-error               \
    --waitretry="3600"              \
    --random-wait                   \
    --continue                  \
    "${URL}" 2>>"wget-${BOARD}-${THREAD}.log"   &&
    printf "[ OK ]\t%s\n" "${URL}"          ||
    printf "[E%03i]\t%s\n" "$?" "${URL}"        &

done
wait
exit