IPAddressData support

src/main/kotlin/net/axay/kspigot/ipaddress/IPAddressData.kt

@@ -0,0 +1,70 @@
+@file:Suppress("unused")
+
+package net.axay.kspigot.ipaddress
+
+import com.google.gson.JsonObject
+import net.axay.kspigot.main.ValueHolder
+import org.bukkit.entity.Player
+import java.net.URL
+
+private const val IP_API = "http://ip-api.com/json/"
+private const val IP_API_FIELDS = "12120063"
+
+val Player.ipAddressData get() = ipAddressData()
+
+fun Player.ipAddressData(language: IPAddressDataLanguage = IPAddressDataLanguage.ENGLISH): IPAddressData? {
+
+    val hostString = address?.hostString ?: return null
+    val jsonObject = ValueHolder.gson.fromJson(
+            URL("$IP_API${hostString}?fields=${IP_API_FIELDS}?lang=${language.code}").readText(),
+            JsonObject::class.java
+    )
+
+    if (jsonObject["status"].toString() == "fail") return null
+
+    return IPAddressData(jsonObject)
+
+}
+
+enum class IPAddressDataLanguage(val code: String) {
+    ENGLISH("en"),
+    GERMAN("de"),
+    SPANISH("es"),
+    PORTUGUESE("pt-BR"),
+    FRENCH("fr"),
+    JAPANESE("ja"),
+    CHINESE("zh-CN"),
+    RUSSIAN("ru")
+}
+
+class IPAddressData(private val json: JsonObject) {
+
+    val ip get() = json.getString("query")
+
+    // region
+    val continent get() = json.getString("continent")
+    val continentCode get() = json.getString("continentCode")
+    val country get() = json.getString("country")
+    val countryCode get() = json.getString("countryCode")
+    val region get() = json.getString("regionName")
+    val regionCode get() = json.getString("region")
+    val city get() = json.getString("city")
+    val district get() = json.getString("district")
+    val postalCode get() = json.getString("zip")
+    val timezone get() = json.getString("timezone")
+
+    // position
+    val latitude get() = json.getString("lat")
+    val longitude get() = json.getString("lon")
+
+    // information
+    val internetServiceProvider get() = json.getString("isp")
+    val organisation get() = json.getString("org")
+
+}
+
+private fun JsonObject.getString(key: String) = try {
+    this[key].toString()
+} catch (exc: Exception) {
+    null
+}

src/main/kotlin/net/axay/kspigot/main/ValueHolder.kt

@@ -0,0 +1,15 @@
+package net.axay.kspigot.main
+
+import com.google.gson.Gson
+import com.google.gson.GsonBuilder
+
+object ValueHolder {
+
+    private val gsonBuilder by lazy {
+        GsonBuilder()
+    }
+
+    val gson: Gson by lazy { gsonBuilder.create() }
+    val gsonPretty: Gson by lazy { gsonBuilder.setPrettyPrinting().create() }
+
+}