FREE BlockItemActions : 1.0.0 1.0.0

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using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using Newtonsoft.Json.Serialization;
using Oxide.Core;
using System;
using System.Collections.Generic;
using System.Linq;
using UnityEngine;

namespace Oxide.Plugins
{
    [Info("Block Item Actions", "WhiteThunder", "1.0.0")]
    [Description("Blocks players from performing certain item actions unless they have permission.")]
    internal class BlockItemActions : CovalencePlugin
    {
        #region Fields

        private const string PermissionBypass = "blockitemactions.bypassall";

        private Configuration _pluginConfig;

        #endregion

        #region Hooks

        private void Init() => permission.RegisterPermission(PermissionBypass, this);

        private bool? OnItemAction(Item item, string action, BasePlayer player)
        {
            if (_pluginConfig.BlockedActions.Contains(action, StringComparer.OrdinalIgnoreCase) && !permission.UserHasPermission(player.UserIDString, PermissionBypass))
            {
                ChatMessage(player, Lang.ErrorNoPermission);
                return false;
            }

            return null;
        }

        #endregion

        #region Configuration

        private class Configuration : SerializableConfiguration
        {
            [JsonProperty("BlockedItemActions")]
            public string[] BlockedActions = new string[]
            {
                "crush",
                "gut",
            };
        }

        private Configuration GetDefaultConfig() => new Configuration();

        #endregion

        #region Configuration Boilerplate

        private class SerializableConfiguration
        {
            public string ToJson() => JsonConvert.SerializeObject(this);

            public Dictionary<string, object> ToDictionary() => JsonHelper.Deserialize(ToJson()) as Dictionary<string, object>;
        }

        private static class JsonHelper
        {
            public static object Deserialize(string json) => ToObject(JToken.Parse(json));

            private static object ToObject(JToken token)
            {
                switch (token.Type)
                {
                    case JTokenType.Object:
                        return token.Children<JProperty>().ToDictionary(prop => prop.Name,
                                                  prop => ToObject(prop.Value));

                    case JTokenType.Array:
                        return token.Select(ToObject).ToList();

                    default:
                        return ((JValue)token).Value;
                }
            }
        }

        private bool MaybeUpdateConfig(SerializableConfiguration config)
        {
            var currentWithDefaults = config.ToDictionary();
            var currentRaw = Config.ToDictionary(x => x.Key, x => x.Value);
            return MaybeUpdateConfigDict(currentWithDefaults, currentRaw);
        }

        private bool MaybeUpdateConfigDict(Dictionary<string, object> currentWithDefaults, Dictionary<string, object> currentRaw)
        {
            bool changed = false;

            foreach (var key in currentWithDefaults.Keys)
            {
                object currentRawValue;
                if (currentRaw.TryGetValue(key, out currentRawValue))
                {
                    var defaultDictValue = currentWithDefaults[key] as Dictionary<string, object>;
                    var currentDictValue = currentRawValue as Dictionary<string, object>;

                    if (defaultDictValue != null)
                    {
                        if (currentDictValue == null)
                        {
                            currentRaw[key] = currentWithDefaults[key];
                            changed = true;
                        }
                        else if (MaybeUpdateConfigDict(defaultDictValue, currentDictValue))
                            changed = true;
                    }
                }
                else
                {
                    currentRaw[key] = currentWithDefaults[key];
                    changed = true;
                }
            }

            return changed;
        }

        protected override void LoadDefaultConfig() => _pluginConfig = GetDefaultConfig();

        protected override void LoadConfig()
        {
            base.LoadConfig();
            try
            {
                _pluginConfig = Config.ReadObject<Configuration>();
                if (_pluginConfig == null)
                {
                    throw new JsonException();
                }

                if (MaybeUpdateConfig(_pluginConfig))
                {
                    LogWarning("Configuration appears to be outdated; updating and saving");
                    SaveConfig();
                }
            }
            catch
            {
                LogWarning($"Configuration file {Name}.json is invalid; using defaults");
                LoadDefaultConfig();
            }
        }

        protected override void SaveConfig()
        {
            Log($"Configuration changes saved to {Name}.json");
            Config.WriteObject(_pluginConfig, true);
        }

        #endregion

        #region Localization

        private void ChatMessage(BasePlayer player, string messageName, params object[] args) =>
            player.ChatMessage(string.Format(GetMessage(player.UserIDString, messageName), args));

        private string GetMessage(string playerId, string messageName, params object[] args)
        {
            var message = lang.GetMessage(messageName, this, playerId);
            return args.Length > 0 ? string.Format(message, args) : message;
        }

        private class Lang
        {
            public const string ErrorNoPermission = "Error.NoPermission";
        }

        protected override void LoadDefaultMessages()
        {
            lang.RegisterMessages(new Dictionary<string, string>
            {
                [Lang.ErrorNoPermission] = "You don't have permission to do that.",
            }, this, "en");
        }

        #endregion
    }
}