Elasticsearchを使って自分の周囲の位置情報を検索する ref: http://qiita.com/keitaj/items/5ab59387604801cb0532

file0.txt

{
  "mappings": {
    "shop": {
      "properties": {
        "id": {
          "type": "integer"
        },
        "name": {
          "type": "string"
        },
        "address": {
          "type": "string"
        }, 
        "phone_number": {
          "type": "string"
        }, 
        "latidude": {
          "type": "double"
        },
        "longitude": {
          "type": "double" 
        },
        "created": {
          "format": "dateOptionalTime", 
          "type": "date"
        },
        "updated": {
          "format": "dateOptionalTime", 
          "type": "date"
        },
        "geo_location": {
          "type": "geo_point"
        }
      }
    }
  }
}

file1.txt

$ curl -XPOST localhost:9200/shops?pretty -d @shops.json

file2.txt

curl -XPUT localhost:9200/shops/shop/1?pretty -d '
{
  "id": "1",
  "name": "Curry Shop",
  "address": "東京都世田谷区経堂2丁目",
  "phone_number": "000-0000-0000",
  "latitude": 35.651045,
  "longitude": 139.636139,
  "created": "2015-09-01'T'05:26:07.062421",
  "updated": "2015-10-02'T'03:02:51.777291",
  "geo_location": [ 139.636139, 35.651045 ]
}
'

file3.txt

curl localhost:9200/shops/shop/_search?pretty -d '
{
  "query": {
    "match_all" : {}
  },
  "filter": {
    "and": [
      {
        "geo_distance": {
          "distance": "5km",
          "geo_location": [ 139.62464, 35.647656 ]
        }
      }
    ]
  },
  "sort": [
    {
      "_geo_distance": {
        "geo_location": {
          "lat": 35.647656,
          "lon": 139.62464
        },
        "order": "asc",
        "unit": "km", 
        "distance_type": "plane" 
      }
    }
  ]
}
'

file4.txt

{
  "took" : 10,
  "timed_out" : false,
  "_shards" : {
    "total" : 5,
    "successful" : 5,
    "failed" : 0
  },
  "hits" : {
    "total" : 1,
    "max_score" : null,
    "hits" : [ {
      "_index" : "shops",
      "_type" : "shop",
      "_id" : "1",
      "_score" : null,
      "_source" : {
        "id" : "1",
        "name" : "Curry Shop",
        "address" : "東京都世田谷区経堂4丁目",
        "phone_number" : "000-0000-0000",
        "latitude" : 35.651045,
        "longitude" : 139.636139,
        "created" : "2015-09-01T05:26:07.062421",
        "updated" : "2015-10-02T03:02:51.777291",
        "geo_location" : [ 139.636139, 35.651045 ]
      },
      "sort" : [ 1.3344915446870738 ]
    } ]
  }
}