70 lines
1.7 KiB
Bash
Executable file
70 lines
1.7 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -eau -o pipefail
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if [ "$#" -ne 2 ]; then
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echo "Usage: ingest path-to-directory-containing-IPE-CSVs path-to-generated-db"
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echo ""
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exit 1
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fi
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fullIpeDirPath=$(realpath "${1}")
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fullDbPath=$(realpath "${2}")
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tmpSql=$(mktemp)
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clean_tmp () {
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rm "${tmpSql}"
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}
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trap clean_tmp EXIT
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echo "[+] Ingesting IPE data."
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echo " The following files will be ingested."
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echo ""
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ipeFiles=$(find "${fullIpeDirPath}" -name '*.csv')
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cat > "${tmpSql}" <<EOF
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.separator ";"
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EOF
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for ipeFile in ${ipeFiles}; do
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echo " ${ipeFile}"
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cat >> "${tmpSql}" <<EOF
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.import ${ipeFile} ipe
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EOF
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done
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echo ""
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rc=0
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sqlite3 "${fullDbPath}" < "${tmpSql}" 2>&1 | grep -v "filling the rest with NULL" || rc="${PIPESTATUS[0]}"
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if [[ $rc -ne 0 ]]; then
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echo "Error executing sqlite import"
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exit "$rc"
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fi
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echo "[+] Ingesting spatial data."
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cat > "${tmpSql}" <<EOF
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SELECT load_extension("mod_spatialite");
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SELECT InitSpatialMetaData();
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-- Despite the SELECT, we're actually creating a new ImmeubleGeoPoint
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-- column here. The spatialite API is a bit weird...
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SELECT AddGeometryColumn('ipe','ImmeubleGeoPoint',4326,'POINT');
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-- The geodata is expressed in RGF93 (SRID 2154). We need to project
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-- it to WSG84 to display it on a OSM map.
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UPDATE ipe SET ImmeubleGeoPoint =
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Transform(
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MakePoint(
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CAST(CoordonneeImmeubleX as DOUBLE),
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CAST(CoordonneeImmeubleY as DOUBLE),
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2154)
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,4326);
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EOF
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sqlite3 "${fullDbPath}" < "${tmpSql}"
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echo "[+] Creating Rtree index (spatial index). We're almost done."
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cat > "${tmpSql}" <<EOF
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SELECT load_extension("mod_spatialite");
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SELECT CreateSpatialIndex('ipe','ImmeubleGeoPoint');
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EOF
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sqlite3 "${fullDbPath}" < "${tmpSql}"
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echo "[+] SQLite database generated at ${fullDbPath}"
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