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add conversion to latlon step

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This commit is contained in:
Ed Chalstrey 2022-04-01 16:50:15 +01:00
parent c1e51531f7
commit 5e89bc9dac
1 changed files with 10 additions and 7 deletions
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17
etl/load_coordinates.sh
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@ -7,7 +7,10 @@
opentoid_dir=$1 opentoid_dir=$1
echo "Create a temporary table for coordinates..." echo "Converting OSGB36 Eastings and Northings to WGS84 longitude and latitude coordinates..."
python convert_opentoid_bng_latlon.py $opentoid_dir
echo "Creating a temporary table for coordinates..."
psql -c "CREATE TABLE open_toid ( psql -c "CREATE TABLE open_toid (
toid varchar, toid varchar,
version_number smallint, version_number smallint,
@ -15,20 +18,20 @@ psql -c "CREATE TABLE open_toid (
source_product varchar, source_product varchar,
easting float, easting float,
northing float, northing float,
latitute float, longitude float,
longitude float latitute float
);" );"
echo "Loading Open TOID CSV(s) to temporary table..." echo "Loading Open TOID CSV(s) to temporary table..."
find $opentoid_dir -type f -name '*.csv' \ find $opentoid_dir -type f -name '*.csv' \
-printf "$opentoid_dir/%f\n" | \ -printf "$opentoid_dir/%f\n" | \
parallel \ parallel \
cat {} '|' psql -c "\"COPY open_toid ( toid, version_number, version_date, source_product, easting, northing ) FROM stdin WITH CSV HEADER;\"" cat {} '|' psql -c "\"COPY open_toid ( toid, version_number, version_date, source_product, easting, northing, longitude, latitute ) FROM stdin WITH CSV HEADER;\""
# Convert the northing/easting coordinates to latitude/longitute with PostGIS # Convert the northing/easting coordinates to latitude/longitute with PostGIS
psql -c "select AddGeometryColumn( 'public', 'open_toid', 'the_geom', 27700, 'POINT', 2);" # psql -c "select AddGeometryColumn( 'public', 'open_toid', 'the_geom', 27700, 'POINT', 2);"
psql -c "update open_toid set the_geom=GeomFromText('POINT('||easting||' '||northing||')',27700);" # psql -c "update open_toid set the_geom=GeomFromText('POINT('||easting||' '||northing||')',27700);"
psql -c "update open_toid set longitude=st_x(st_transform(the_geom,4326)), latitude=st_y(st_transform(the_geom,4326));" # psql -c "update open_toid set longitude=st_x(st_transform(the_geom,4326)), latitude=st_y(st_transform(the_geom,4326));"
# Update the buildings table with coordinates # Update the buildings table with coordinates
# psql -c "" # psql -c ""