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    esri-to-geojson

    1.0.4 • Public • Published

    Build Status

    esri-to-geojson

    Converts Esri JSON and CSV to GeoJSON format

    Besides translating geometries this project make changes to actual field values.

    • decoding domains
    • creating x & y fields from CSVs
    • Translate date fields to be human readable text

    Example: Convert Esri JSON to GeoJSON

    const GeoJSON = require('geojson')
    const CSV = require('csv')
    const input = '"y","x"\n"-180","90"\n"30","-60"'
     
    const options = [{
            name: 'NAME',
            type: 'esriFieldTypeSmallInteger',
            alias: 'NAME',
            domain: {
                type: 'codedValue',
                name: 'NAME',
                codedValues: [
                    {
                        name: 'Name0',
                        code: 0
                    },
                    {
                        name: 'Name1',
                        code: 1
                    }
                ]
            }
        }]
        const esriJSON = {
            features: [{
                attributes: {
                    NAME: 0
                }
            }, {
                attributes: {
                    NAME: 1
                }
            }]
        }
     
    const geojson = GeoJSON.fromEsri(esriJSON, options)
     
    console.log(geojson)
     
    csv.parse(input, (err, output) => {
        const csvGeoJSON = GeoJSON.fromCSV(output)
        console.log(csvGeoJSON)
    })
     

    Set up

    esri-to-geojson should be installed as a dependency in a Node.js project like so:

    • npm install esri-to-geojson --save

    Development

    Install dependencies

    • npm install

    Transpile to ES5

    • npm compile

    Test

    • npm test

    API

    GeoJSON.fromEsri(esriJSON, options)

    Converts Esri JSON to GeoJSON

    • esriJSON: the entire Esri JSON object
    • Options:
    {
        fields: array // fields object returned from esri json
    }
     

    GeoJSON.fromCSV(csv)

    Converts CSV to GeoJSON

    Install

    npm i esri-to-geojson

    DownloadsWeekly Downloads

    71

    Version

    1.0.4

    License

    Apache-2.0

    Last publish

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