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#!/usr/bin/env bash
set -e # fail on error
set -u # fail if variable not set in substitution
set -o pipefail # fail if part of a '|' command fails
: ${1?' You you did not supply a date argument'}
: ${2?' You you did not supply an input file (JSON gzip)'}
if [ ! -f $2 ] ; then
echo "Input file not found: $2" && exit 1;
fi
# eg, 2020-08-19
DATE="$1"
# eg, release_export_expanded.json.gz
EXPORT_FILE_GZ="$2"
# filter to fulltext releases only, then filter to only one hit per work
zcat $EXPORT_FILE_GZ \
| rg '"release_ids"' \
| rg 'archive.org/' \
| rg -v '"stub"' \
| jq -r '[.work_id, .ident] | @tsv' \
| uniq -w 26 \
| cut -f 2 \
| awk '{print "https://fatcat.wiki/release/" $1 }' \
| split --lines 20000 - sitemap-releases-$DATE- -d -a 5 --additional-suffix .txt
gzip sitemap-releases-*.txt
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