Barebones process to create FlatGeobuf for Open Database of Buildings 2025-04-15 release

scripts/ca_statcan_open_database_of_buildings_2025-04-15/02_process.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+# TODO
+# Create GeoParquet, every column should have best data type and columns should
+# be standardized/consistent with naming in process-statcan-data
+
+SCRATCH_FOLDER="${HOME}/tmp/dataforcanada/process-foundation-dev"
+DATASET_ID="ca_statcan_open_database_of_buildings_2025-04-15"
+OUTPUT_GEOPACKAGE="${SCRATCH_FOLDER}/${DATASET_ID}/${DATASET_ID}.gpkg"
+OUTPUT_FLATGEOBUF="${SCRATCH_FOLDER}/${DATASET_ID}/${DATASET_ID}.fgb"
+
+FIRST=true
+for FILE in ${SCRATCH_FOLDER}/${DATASET_ID}/ODB*.gpkg; do
+    if [ "${FILE}" == "${OUTPUT_GEOPACKAGE}" ]; then
+        continue;
+    fi
+    if [ "${FIRST}" = true ]; then
+        echo "Creating ${OUTPUT_GEOPACKAGE} with ${FILE}"
+        ogr2ogr -f "GPKG" "${OUTPUT_GEOPACKAGE}" "${FILE}" -nln "${DATASET_ID}" -nlt PROMOTE_TO_MULTI
+        FIRST=false
+    else
+        echo "Merging ${FILE} into ${DATASET_ID}" 
+        ogr2ogr -f "GPKG" -update -append "${OUTPUT_GEOPACKAGE}" "${FILE}" -nln "${DATASET_ID}" -nlt PROMOTE_TO_MULTI
+    fi
+done
+
+echo "Creating ${OUTPUT_FLATGEOBUF} from ${OUTPUT_GEOPACKAGE}"
+ogr2ogr -f FlatGeobuf \
+    -progress \
+    -t_srs EPSG:4326 \
+    -nlt "MULTIPOLYGON2D" \
+    -lco "TITLE=Open Database of Buildings (ODB) - Statistics Canada / Base de données ouverte sur les bâtiments (BDOB) - Statistique Canada" \
+    -lco "DESCRIPTION=Harmonized building footprints and attributes across Canada, optimized for cloud-native GIS workflows. / Empreintes et attributs de bâtiments harmonisés à l'échelle du Canada, optimisés pour les flux de travail SIG infonuagiques" \
+    "${OUTPUT_FLATGEOBUF}" \
+    "${OUTPUT_GEOPACKAGE}"
+