(Go) MaxMind IPv4 Geolocation Lookup

Demonstrates how to lookup Geolocation data for an IPv4 address using the MaxMind GeoIP2 Precision Web Service.

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    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    http := chilkat.NewHttp()

    http.SetLogin("MAXMIND_ACCOUNT_ID")
    http.SetPassword("MAXMIND_LICENSE_KEY")
    http.SetAccept("application/json")

    // Lookup an IPv4 address: 149.250.207.170  (this was a randomly chosen address)
    jsonStr := http.QuickGetStr("https://geoip.maxmind.com/geoip/v2.1/country/149.250.207.170")
    if http.LastMethodSuccess() == false {
        fmt.Println(http.LastErrorText())
        http.DisposeHttp()
        return
    }

    json := chilkat.NewJsonObject()
    json.SetEmitCompact(false)
    success := json.Load(*jsonStr)

    fmt.Println(*json.Emit())

    // Sample output:
    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    // {
    //   "continent": {
    //     "code": "EU",
    //     "geoname_id": 6255148,
    //     "names": {
    //       "ja": "?????",
    //       "pt-BR": "Europa",
    //       "ru": "??????",
    //       "zh-CN": "??",
    //       "de": "Europa",
    //       "en": "Europe",
    //       "es": "Europa",
    //       "fr": "Europe"
    //     }
    //   },
    //   "country": {
    //     "is_in_european_union": true,
    //     "iso_code": "DE",
    //     "geoname_id": 2921044,
    //     "names": {
    //       "fr": "Allemagne",
    //       "ja": "????????",
    //       "pt-BR": "Alemanha",
    //       "ru": "????????",
    //       "zh-CN": "??",
    //       "de": "Deutschland",
    //       "en": "Germany",
    //       "es": "Alemania"
    //     }
    //   },
    //   "maxmind": {
    //     "queries_remaining": 49999
    //   },
    //   "registered_country": {
    //     "is_in_european_union": true,
    //     "iso_code": "DE",
    //     "geoname_id": 2921044,
    //     "names": {
    //       "es": "Alemania",
    //       "fr": "Allemagne",
    //       "ja": "????????",
    //       "pt-BR": "Alemanha",
    //       "ru": "????????",
    //       "zh-CN": "??",
    //       "de": "Deutschland",
    //       "en": "Germany"
    //     }
    //   },
    //   "traits": {
    //     "ip_address": "149.250.207.170"
    //   }
    // }
    // 
    // 
    var continentCode *string = new(string)
    var continentGeoname_id int
    var continentNamesJa *string = new(string)
    var continentNamesPt_BR *string = new(string)
    var continentNamesRu *string = new(string)
    var continentNamesZh_CN *string = new(string)
    var continentNamesDe *string = new(string)
    var continentNamesEn *string = new(string)
    var continentNamesEs *string = new(string)
    var continentNamesFr *string = new(string)
    var countryIs_in_european_union bool
    var countryIso_code *string = new(string)
    var countryGeoname_id int
    var countryNamesFr *string = new(string)
    var countryNamesJa *string = new(string)
    var countryNamesPt_BR *string = new(string)
    var countryNamesRu *string = new(string)
    var countryNamesZh_CN *string = new(string)
    var countryNamesDe *string = new(string)
    var countryNamesEn *string = new(string)
    var countryNamesEs *string = new(string)
    var maxmindQueries_remaining int
    var registered_countryIs_in_european_union bool
    var registered_countryIso_code *string = new(string)
    var registered_countryGeoname_id int
    var registered_countryNamesEs *string = new(string)
registered_    var countryNamesFr *string = new(string)
    var registered_countryNamesJa *string = new(string)
registered_    var countryNamesPt_BR *string = new(string)
registered_    var countryNamesRu *string = new(string)
registered_    var countryNamesZh_CN *string = new(string)
    var registered_countryNamesDe *string = new(string)
    var registered_countryNamesEn *string = new(string)
    var traitsIp_address *string = new(string)

    continentCode = json.StringOf("continent.code")
    continentGeoname_id = json.IntOf("continent.geoname_id")
    continentNamesJa = json.StringOf("continent.names.ja")
    continentNamesPt_BR = json.StringOf("continent.names.pt-BR")
    continentNamesRu = json.StringOf("continent.names.ru")
    continentNamesZh_CN = json.StringOf("continent.names.zh-CN")
    continentNamesDe = json.StringOf("continent.names.de")
    continentNamesEn = json.StringOf("continent.names.en")
    continentNamesEs = json.StringOf("continent.names.es")
    continentNamesFr = json.StringOf("continent.names.fr")
    countryIs_in_european_union = json.BoolOf("country.is_in_european_union")
    countryIso_code = json.StringOf("country.iso_code")
    countryGeoname_id = json.IntOf("country.geoname_id")
    countryNamesFr = json.StringOf("country.names.fr")
    countryNamesJa = json.StringOf("country.names.ja")
    countryNamesPt_BR = json.StringOf("country.names.pt-BR")
    countryNamesRu = json.StringOf("country.names.ru")
    countryNamesZh_CN = json.StringOf("country.names.zh-CN")
    countryNamesDe = json.StringOf("country.names.de")
    countryNamesEn = json.StringOf("country.names.en")
    countryNamesEs = json.StringOf("country.names.es")
    maxmindQueries_remaining = json.IntOf("maxmind.queries_remaining")
    registered_countryIs_in_european_union = json.BoolOf("registered_country.is_in_european_union")
    registered_countryIso_code = json.StringOf("registered_country.iso_code")
    registered_countryGeoname_id = json.IntOf("registered_country.geoname_id")
    registered_countryNamesEs = json.StringOf("registered_country.names.es")
    registered_countryNamesFr = json.StringOf("registered_country.names.fr")
    registered_countryNamesJa = json.StringOf("registered_country.names.ja")
    registered_countryNamesPt_BR = json.StringOf("registered_country.names.pt-BR")
    registered_countryNamesRu = json.StringOf("registered_country.names.ru")
    registered_countryNamesZh_CN = json.StringOf("registered_country.names.zh-CN")
    registered_countryNamesDe = json.StringOf("registered_country.names.de")
    registered_countryNamesEn = json.StringOf("registered_country.names.en")
    traitsIp_address = json.StringOf("traits.ip_address")

    http.DisposeHttp()
    json.DisposeJsonObject()