When geoip:cn and geoip:private appear in the routing rules, load geoip-only-cn-private.dat to reduce memory usage.

Author: 2dust

V2rayNG/app/src/main/java/com/v2ray/ang/AppConfig.kt

@@ -132,6 +132,12 @@ object AppConfig {
     const val GEOIP_PRIVATE = "geoip:private"
     const val GEOIP_CN = "geoip:cn"
 
+    /** Geo data file names. */
+    const val GEOSITE_DAT = "geosite.dat"
+    const val GEOIP_DAT = "geoip.dat"
+    const val GEOIP_ONLY_CN_PRIVATE_DAT = "geoip-only-cn-private.dat"
+    const val GEOIP_ONLY_CN_PRIVATE_URL = "$GITHUB_RAW_URL/Loyalsoldier/geoip/release/$GEOIP_ONLY_CN_PRIVATE_DAT"
+
     /** Ports and addresses for various services. */
     const val PORT_LOCAL_DNS = "10853"
     const val PORT_SOCKS = "10808"

V2rayNG/app/src/main/java/com/v2ray/ang/handler/SettingsManager.kt

@@ -265,7 +265,7 @@ object SettingsManager {
         val extFolder = Utils.userAssetPath(context)
 
         try {
-            val geo = arrayOf("geosite.dat", "geoip.dat")
+            val geo = arrayOf(AppConfig.GEOSITE_DAT, AppConfig.GEOIP_DAT, AppConfig.GEOIP_ONLY_CN_PRIVATE_DAT)
             assets.list("")
                 ?.filter { geo.contains(it) }
                 ?.filter { !File(extFolder, it).exists() }

V2rayNG/app/src/main/java/com/v2ray/ang/handler/V2rayConfigManager.kt

@@ -467,6 +467,19 @@ object V2rayConfigManager {
 
             val rule = JsonUtil.fromJson(JsonUtil.toJson(item), RulesBean::class.java) ?: return
 
+            // Replace specific geoip rules with ext versions
+            rule.ip?.let { ipList ->
+                val updatedIpList = ArrayList<String>()
+                ipList.forEach { ip ->
+                    when (ip) {
+                        AppConfig.GEOIP_CN -> updatedIpList.add("ext:${AppConfig.GEOIP_ONLY_CN_PRIVATE_DAT}:cn")
+                        AppConfig.GEOIP_PRIVATE -> updatedIpList.add("ext:${AppConfig.GEOIP_ONLY_CN_PRIVATE_DAT}:private")
+                        else -> updatedIpList.add(ip)
+                    }
+                }
+                rule.ip = updatedIpList
+            }
+
             v2rayConfig.routing.rules.add(rule)
 
         } catch (e: Exception) {

V2rayNG/app/src/main/java/com/v2ray/ang/viewmodel/UserAssetViewModel.kt

@@ -15,7 +15,7 @@ import java.net.HttpURLConnection
 
 class UserAssetViewModel : ViewModel() {
     private val assets = mutableListOf<AssetUrlCache>()
-    private val builtInGeoFiles = listOf("geosite.dat", "geoip.dat")
+    private val builtInGeoFiles = listOf(AppConfig.GEOSITE_DAT, AppConfig.GEOIP_DAT, AppConfig.GEOIP_ONLY_CN_PRIVATE_DAT)
 
     val itemCount: Int
         get() = assets.size
@@ -47,7 +47,18 @@ class UserAssetViewModel : ViewModel() {
                     )
                 )
             }
-        return builtInItems + savedAssets
+        // Force update URL for geoip-only-cn-private.dat
+        return (builtInItems + savedAssets).map { cache ->
+            if (cache.assetUrl.remarks == AppConfig.GEOIP_ONLY_CN_PRIVATE_DAT) {
+                cache.copy(
+                    assetUrl = cache.assetUrl.copy(
+                        url = AppConfig.GEOIP_ONLY_CN_PRIVATE_URL
+                    )
+                )
+            } else {
+                cache
+            }
+        }
     }
 
     fun downloadGeoFiles(extDir: File, httpPort: Int): GeoDownloadResult {