maps.chandlerswift.com/layers/survey-markers/get_data.sh

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2024-03-15 00:09:23 -05:00
#!/bin/sh
# TODO: use https://geodesy.noaa.gov/pub/DS_ARCHIVE/BETA_PRODUCTS/ instead
# I should have used this in the first place, but it took me a long time to find
mkdir -p data
mkdir -p tmp
cd tmp
for state in $(curl https://geodesy.noaa.gov/cgi-bin/sf_archive.prl | grep "<option" | cut -d '"' -f2); do
lowercase_state=$(echo $state | tr '[:upper:]' '[:lower:]')
curl -o $state.zip "https://geodesy.noaa.gov/cgi-bin/sf_archive.prl?StateSelected=${state}&CompressType=Zipped"
unzip $state.zip
ogr2ogr -f GeoJSON ../data/$lowercase_state.geojson $lowercase_state.shp
sed -i '/^"crs":/d' ../data/$lowercase_state.geojson # TODO: handle this projection properly
done
cd ..
rm -r tmp
# hack hack hack
#
# If I write this to one big file, I can't take advantage of any lazy loading
# for performance reasons, so I'm constrained to having a bunch of files. I
# can't programmatically import those, since es6 imports don't allow for that.
# So, codegen it is (and fairly gross codegen at that!).
truncate -s 0 states.js
for file in ./data/*; do
basename=$(basename $file .geojson)
echo "import _$basename from '$file?url';" >> states.js
done
echo >> states.js
echo "export default {" >> states.js
for file in ./data/*; do
basename=$(basename $file .geojson)
echo " $basename: _$basename," >> states.js
done
echo "};" >> states.js