Add nvault provider

amxmodx/configs/player_prefs_nvault.json

@@ -0,0 +1,4 @@
+{
+  "name": "player_prefs",
+  "prune_days": 0
+}

amxmodx/scripting/player_prefs_nvault.sma

@@ -0,0 +1,127 @@
+#include <amxmodx>
+#include <time>
+#include <nvault>
+#include <json>
+#include <player_prefs>
+
+new const CONFIG_FILE[] = "addons/amxmodx/configs/player_prefs_nvault.json";
+
+new g_szVaultName[MAX_NAME_LENGTH];
+new g_iPruneDays;
+new g_nvHandle = INVALID_HANDLE;
+new Array: g_aKeys = Invalid_Array;
+
+public plugin_init()
+{
+  register_plugin("Player Prefs — nVault Provider", "1.0.0", "Psycrow");
+}
+
+public plugin_end()
+{
+  if (g_nvHandle != INVALID_HANDLE)
+  {
+    nvault_close(g_nvHandle);
+    g_nvHandle = INVALID_HANDLE;
+  }
+}
+
+public pp_provider_connect()
+{
+  if (!ReadConfig())
+  {
+    pp_provider_ready(false);
+    return;
+  }
+
+  log_amx("[PP nVault] Config loaded. nVault name: %s", g_szVaultName);
+
+  g_nvHandle = nvault_open(g_szVaultName);
+  if (g_nvHandle == INVALID_HANDLE)
+  {
+    log_amx("[PP nVault] Error opening nVault: %s", g_szVaultName);
+    pp_provider_ready(false);
+    return;
+  }
+
+  if (g_iPruneDays > 0)
+    nvault_prune(g_nvHandle, 0, get_systime() - (g_iPruneDays * SECONDS_IN_DAY));
+
+  g_aKeys = ArrayCreate(MAX_KEY_LENGTH);
+
+  pp_provider_ready(true);
+}
+
+public pp_provider_load_keys()
+{
+  pp_provider_keys_done();
+}
+
+public pp_provider_load_player(const playerIndex, const authId[])
+{
+  new keysNum = ArraySize(g_aKeys);
+  new nvKey[MAX_KEY_LENGTH + MAX_AUTHID_LENGTH];
+  new key[MAX_KEY_LENGTH], value[MAX_VALUE_LENGTH];
+
+  for (new i; i < keysNum; i++)
+  {
+    ArrayGetString(g_aKeys, i, key, charsmax(key));
+    FormatKey(nvKey, charsmax(nvKey), authId, key);
+
+    if (nvault_get(g_nvHandle, nvKey, value, charsmax(value)))
+    {
+      nvault_touch(g_nvHandle, nvKey);
+      pp_provider_pref_loaded(playerIndex, key, value);
+    }
+  }
+
+  pp_provider_player_done(playerIndex);
+}
+
+public pp_provider_save_pref(const playerIndex, const authId[], const key[], const value[])
+{
+  new nvKey[MAX_KEY_LENGTH + MAX_AUTHID_LENGTH];
+  FormatKey(nvKey, charsmax(nvKey), authId, key);
+
+  nvault_set(g_nvHandle, nvKey, value);
+}
+
+public pp_provider_register_key(const key[], const defaultValue[])
+{
+  ArrayPushString(g_aKeys, key);
+}
+
+FormatKey(output[], len, const authId[], const key[])
+{
+  return formatex(output, len, "%s%s", authId, key);
+}
+
+bool: ReadConfig()
+{
+  if (!file_exists(CONFIG_FILE))
+  {
+    log_error(AMX_ERR_NATIVE, "[PP nVault] Config file not found: %s", CONFIG_FILE);
+    return false;
+  }
+
+  new JSON: hConfig = json_parse(CONFIG_FILE, .is_file = true);
+
+  if (hConfig == Invalid_JSON || !json_is_object(hConfig))
+  {
+    if (hConfig != Invalid_JSON) json_free(hConfig);
+    log_amx("[PP nVault] JSON error in config file: %s", CONFIG_FILE);
+    return false;
+  }
+
+  json_object_get_string(hConfig, "name", g_szVaultName, charsmax(g_szVaultName));
+  g_iPruneDays = json_object_get_number(hConfig, "prune_days");
+
+  json_free(hConfig);
+
+  if (g_szVaultName[0] == EOS)
+  {
+    log_amx("[PP nVault] Configuration is incomplete: name is required");
+    return false;
+  }
+
+  return true;
+}