oqrusk / embulk-filter-reverse_geocoding

A filter plugin for Embulk to convert lat/lon to address name.(for Japan only)

Reverse Geocoding filter plugin for Embulk

Convert latitude and longitude to prefecture/city name (Only for Japan).
This plugin is using GeoHash.

Overview

• Plugin type: filter

Configuration

• target_lon: longitude (double, required)
• target_lat: latitude (double, required)
• output_columns: output columns definition
  • name: output column name (string, default: null)
  • type: output column type (string, default: string)
  • out: output data type see below(string)
    • pref : prefecture name
    • city : city name
    • hash : GeoHash value (length = 5)

Example

$ embulk preview -L ./embulk-filter-reverse_geocoding config.yml

+--------------------------+------------+--------------------+-------------+-------------+-------------+
|           address:string | lat:double |         lon:double | pref:string | city:string | hash:string |
+--------------------------+------------+--------------------+-------------+-------------+-------------+
|                    東京都 |        1.0 |                1.0 |             |             |       s00tw |
|        東京都千代田区1−1−1 | 35.6721277 | 139.75891209999997 |       東京都 |  東京都**区 |       xn76u |
|        六本木グランドタワー | 35.6641222 |         139.729426 |       東京都 |   東京都港区 |       xn76g |
+--------------------------+------------+--------------------+-------------+-------------+-------------+

filters:
  - type: reverse_geocoding
    target_lon: lon
    target_lat: lat
    output_columns:
      - {name: pref, type: string, out: pref}
      - {name: city, type: string, out: city}
      - {name: hash, type: string, out: hash}

Build

$ ./gradlew gem  # -t to watch change of files and rebuild continuously

Thanks For

Geo hash data refers to this repository.
https://github.com/FrogAppsDev/jpcities