odin/strm/rss_staggered


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#!@zsh@/bin/zsh

delta_t=20
interval=3600

staggerFile=~/.rss-stagger

[[ "${FLOCKER}" != "$0" ]] && exec env FLOCKER="$0" flock -x "${staggerFile}" "$0" "$@" || :

typeset -A feeds
r2e list | while read num junk name junk; do
    num=${num%:}
    feeds[${num}]=${name}
done

max=$(($#feeds))
num=$(((max * delta_t) / interval))
[[ $num -lt 1 ]] && num=1

now=$(cat ${staggerFile} || echo 0)
now=$((now % max))

typeset -a run
run=()

typeset -a names
names=()

n=0

for i in $(seq $((now + 1)) $((now + num + 1))); do
    n=$((i % max))
    run+=$n
    names+=$feeds[${n}]
done

echo $n >! ${staggerFile}

print ${names}

exec @rss2email@/bin/r2e run $run