48 lines
1.6 KiB
Bash
48 lines
1.6 KiB
Bash
#!/usr/bin/env bash
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# Assign latitude and longitude to buildings with OpenTOID data
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# - assume postgres connection details are set in the environment using PGUSER, PGHOST etc.
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: ${1?"Usage: $0 ./path/to/opentoid/dir"}
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opentoid_dir=$1
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# Move this to 001.core.up.sql if needed, or otherwise delete as temp table
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echo "Creating table for open_toid coordinates..."
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psql -c "DROP TABLE IF EXISTS open_toid"
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psql -c "CREATE TABLE open_toid (
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toid varchar,
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version_number float,
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version_date date,
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source_product varchar,
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easting float,
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northing float,
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longitude float,
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latitude float
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);"
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echo "Loading Open TOID CSV(s) to temporary table..."
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find $opentoid_dir -type f -name '*_converted.csv' \
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-printf "$opentoid_dir/%f\n" | \
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parallel \
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cat {} '|' psql -c "\"COPY open_toid ( toid, version_number, version_date, source_product, easting, northing, longitude, latitude ) FROM stdin WITH CSV HEADER;\""
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echo "Updating the buildings table with coordinates..."
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psql -c "UPDATE buildings
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SET location_latitude = open_toid.latitude,
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location_longitude = open_toid.longitude
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FROM open_toid
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WHERE open_toid.toid = buildings.ref_toid
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;"
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# Add these columns here rather than in 001.core.up.sql for legacy reasons
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psql -c "ALTER TABLE geometries ADD longitude float;"
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psql -c "ALTER TABLE geometries ADD latitude float;"
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echo "Updating the geometries table with coordinates..."
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psql -c "UPDATE geometries
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SET latitude = open_toid.latitude,
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longitude = open_toid.longitude
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FROM open_toid
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WHERE open_toid.toid = geometries.source_id
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;" |