Axione-IPE-Viewer/data-ingest/ingest_arcep
2022-04-11 09:49:51 +02:00

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#!/usr/bin/env bash
set -eau -o pipefail
ARCEP_WWW="https://www.data.gouv.fr/fr/datasets/le-marche-du-haut-et-tres-haut-debit-fixe-deploiements/"
if [ "$#" -ne 2 ]; then
echo "Usage: ingest path-to-arcep-ipe-csv-file path-to-generated-db"
echo "ARCEP file can be downloaded here: ${ARCEP_WWW}"
echo ""
exit 1
fi
fullIpePath=$(realpath "${1}")
fullDbPath=$(realpath "${2}")
tmpSql=$(mktemp)
clean_tmp () {
rm "${tmpSql}"
}
trap clean_tmp EXIT
echo "[+] Ingesting IPE data from ${fullIpePath}"
echo ""
cat > "${tmpSql}" <<EOF
.separator ","
.import ${fullIpePath} arcep
EOF
sqlite3 "${fullDbPath}" < "${tmpSql}"
echo "[+] Ingesting spatial data."
cat > "${tmpSql}" <<EOF
SELECT load_extension("mod_spatialite");
SELECT InitSpatialMetaData();
-- Despite the SELECT, we're actually creating a new ImmeubleGeoPoint
-- column here. The spatialite API is a bit weird...
SELECT AddGeometryColumn('arcep','ImmeubleGeoPoint',4326,'POINT');
-- The geodata is expressed in RGF93 (SRID 2154). We need to project
-- it to WSG84 to display it on a OSM map.
UPDATE arcep SET ImmeubleGeoPoint =
MakePoint(
CAST(x as DOUBLE),
CAST(y as DOUBLE),
4326);
EOF
sqlite3 "${fullDbPath}" < "${tmpSql}"
echo "[+] Creating Rtree index (spatial index). We're almost done."
cat > "${tmpSql}" <<EOF
SELECT load_extension("mod_spatialite");
SELECT CreateSpatialIndex('arcep','ImmeubleGeoPoint');
EOF
sqlite3 "${fullDbPath}" < "${tmpSql}"
echo "[+] SQLite database generated at ${fullDbPath}"