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update route geometries and add points for stop locations
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see make_routes.sh for source of route/stop info
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naf419 committed Apr 27, 2024
1 parent 6a2564a commit d935ef4
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Showing 5 changed files with 63 additions and 53 deletions.
3 changes: 3 additions & 0 deletions .gitignore
Original file line number Diff line number Diff line change
Expand Up @@ -22,3 +22,6 @@ node_modules
nola-transit-map

.DS_Store

#generated temp route files
data/route_*
4 changes: 2 additions & 2 deletions app/main.jsx
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Expand Up @@ -17,11 +17,11 @@ import './main.css';
const animatedComponents = makeAnimated();
const ROUTES = NortaGeoJson
.features
.filter(f => f.geometry.type === "MultiLineString" && f.properties.route_id)
.filter(f => f.geometry.type === "GeometryCollection" && f.properties.route_id)
.reduce((acc, f) => {
return {
...acc,
[f.properties.route_id]: <GeoJSON key={f.properties.route_id} data={f} pathOptions={{ color: f.properties.route_color }} />
[f.properties.route_id]: <GeoJSON key={f.properties.route_id} data={f} pathOptions={{ color: f.properties.route_color }} pointToLayer={function (feature, latlng) { return L.circleMarker(latlng, {radius: 3, fillColor: f.properties.route_color}); }} />
}
}, {})

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49 changes: 49 additions & 0 deletions data/make_routes.sh
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@@ -0,0 +1,49 @@
#!/bin/sh

#init list of routes
jq . > routes.json << EOF
{
"type": "FeatureCollection",
"name": "routes",
"crs": { "type": "name", "properties": { "name": "urn:ogc:def:crs:OGC:1.3:CRS84" } },
"features": []
}
EOF

for route in 12 47 48 49 1 4 3 8 9 11 27 31 32 45 51 52 53-O 55 57 61 62 62-O 66 67 68 80 84 86 91 103 105 114A 114B 201 202; do

echo "ROUTE $route"

#get stops and lines for each route direction
for dir in 0 1; do
wget -q -O route_${route}_dir${dir} "https://www.norta.com/RTAGetRoute?routeID=${route}&directionID=${dir}"
cat route_${route}_dir${dir} | jq -c '{type: "MultiPoint", coordinates: .[0].stops | [.[] | [.stopLongitude, .stopLatitude]]}' > route_${route}_dir${dir}_stops
cat route_${route}_dir${dir} | jq -c '{type: "MultiLineString", coordinates: [.[0].lines[0].latLongList | [.[] | [.shapeLog, .shapeLat]]]}' > route_${route}_dir${dir}_lines

#fix bogus RTA datapoints
if [ "$route" = "57" ] && [ "$dir" = "0" ]; then
sed -i -e 's/\"-90.054342\",\"29.968979\"/\"-90.05486\",\"29.97270\"/g' route_${route}_dir${dir}_stops
sed -i -e 's/\[\"-90.055450\",\"29.972701\"\].*\[\"-90.052978\",\"29.972807\"\]/\[\"-90.05486\",\"29.97270\"\]/g' route_${route}_dir${dir}_lines
fi
done

#remove duplicate second direction info if identical to first
if cmp --silent -- "route_${route}_dir0_lines" "route_${route}_dir1_lines"; then
echo "" > route_${route}_dir1_lines
fi
if cmp --silent -- "route_${route}_dir0_stops" "route_${route}_dir1_stops"; then
echo "" > route_${route}_dir1_stops
fi

#for header just use direction0 to get route name, etc
cat route_${route}_dir0 | jq '.[0] | {type: "Feature", properties: { agency_name: "NORTA", route_id: .routeCode, agency_id: "1", route_short_name: .routeCode, route_long_name: .routeName, route_type: 3, route_color: ("#" + .routeColor), route_text_color: "#000000" }, geometry: {type: "GeometryCollection", geometries: []}}' > route_${route}_header

#combine stops and lines into geometrycollection
jq '.geometry.geometries += $stops0 + $stops1 + $lines0 + $lines1' route_${route}_header --slurpfile stops0 route_${route}_dir0_stops --slurpfile stops1 route_${route}_dir1_stops --slurpfile lines0 route_${route}_dir0_lines --slurpfile lines1 route_${route}_dir1_lines > route_${route}_feature

#add to list of routes
jq -c '.features += $feature' routes.json --slurpfile feature route_${route}_feature > routes.json.tmp
mv routes.json.tmp routes.json

done

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