FREE Welcomer : 1.5.6 1.5.6

using Newtonsoft.Json;
using Oxide.Core.Libraries.Covalence;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
namespace Oxide.Plugins {
    [Info("Welcomer", "Dana", "1.5.6")]
    [Description("Provides welcome, join and leave messages.")]
    public class Welcomer : RustPlugin {
#region Fields
        private const string perm = "welcomer.bypass";
#endregion
#region Config
        Configuration config;
        class Configuration {
            [JsonProperty(PropertyName = "Message - Welcome - Enabled")]
            public bool WelcomeMessage = true;
            [JsonProperty(PropertyName = "Message - Join - Enabled")]
            public bool JoinMessages = false;
            [JsonProperty(PropertyName = "Message - Leave - Enabled")]
            public bool LeaveMessages = false;
            [JsonProperty(PropertyName = "Chat Icon (SteamID64)")]
            public ulong ChatIcon = 76561198088771133;
            [JsonProperty(PropertyName = "Display Players Steam Avatar - Enabled")]
            public bool SteamAvatar = false;
            [JsonProperty(PropertyName = "Print To Console - Enabled")]
            public bool PrintToConsole = false;
            [JsonProperty(PropertyName = "Custom Welcome Messages")]
            public List<CustomMessage> CustomWelcomeMessages = new List<CustomMessage> {
                new CustomMessage {
                    PlayerId = 123, Message = "<size=16><color=#eb7d6a>БАТИН СЕРВЕР:</color></size>\n<size=14>• Магазин: <color=#fff27a>batyarust.ru</color>\n• ВК: <color=#fff27a>vk.com/batyarust</color>\n• Как телепортироваться: <color=#c2fc8d>Меню-Главная-Гайд</color></size>"
                }
            }
            ;
        }
        class CustomMessage {
            [JsonProperty(PropertyName = "Steam ID")]
            public ulong PlayerId {
                get;
                set;
            }
            [JsonProperty(PropertyName = "Message")]
            public string Message {
                get;
                set;
            }
        }
        protected override void LoadConfig() {
            base.LoadConfig();
            config = Config.ReadObject<Configuration>();
            if (config == null) {
                LoadDefaultConfig();
                SaveConfig();
            }
        }
        protected override void LoadDefaultConfig() => config = new Configuration {
            WelcomeMessage = true, JoinMessages = false, LeaveMessages = false, ChatIcon = 76561198088771133, SteamAvatar = false, PrintToConsole = false, CustomWelcomeMessages = new List<CustomMessage> {
                new CustomMessage {
                    PlayerId = 123, Message = "<size=16><color=#eb7d6a>БАТИН СЕРВЕР:</color></size>\n<size=14>• Магазин: <color=#fff27a>batyarust.ru</color>\n• ВК: <color=#fff27a>vk.com/batyarust</color>\n• Как телепортироваться: <color=#c2fc8d>Меню-Главная-Гайд</color></size>"
                }
            }
        }
        ;
        protected override void SaveConfig() => Config.WriteObject(config, true);
#endregion
#region Registering Permissions
        private void OnServerInitialized() {
            permission.RegisterPermission(perm, this);
        }
#endregion
#region API Class
        class Response {
            [JsonProperty("country")]
            public string Country {
                get;
                set;
            }
        }
#endregion
#region Lang
        protected override void LoadDefaultMessages() {
            lang.RegisterMessages(new Dictionary<string, string> {
                ["WelcomeMessage"]
                = "Welcome to uMod\r\nThere're currently {0} players online", ["JoinMessage"] = "Player {0} has joined the server from {1}", ["JoinMessageUnknown"] = "Player {0} has joined the server", ["LeaveMessage"] = "Player {0} has left the server.Reason {1}"
            }
            , this);
        }
#endregion
#region Collection
        List<ulong> connected = new List<ulong>();
#endregion
#region OnPlayerHooks
        private void OnPlayerConnected(BasePlayer player) {
            if (config.WelcomeMessage) {
                if (HasPermission(player)) return;
                if (!connected.Contains(player.userID)) connected.Add(player.userID);
            }
            if (config.JoinMessages) {
                if (HasPermission(player)) return;
                var playerIpInfo = player.net?.connection?.ipaddress?.Split(':');
                var playerAddress = string.Empty;
                if (playerIpInfo != null && playerIpInfo.Length > 0) {
                    playerAddress = playerIpInfo[0];
                }
                webrequest.Enqueue("http://ip-api.com/json/" + playerAddress, null, (code, response) => {
                    if (code != 200 || response == null) {
                        Broadcast(Lang("JoinMessageUnknown", null, player.displayName), player.userID);
                        if (config.PrintToConsole) Puts(StripRichText(Lang("JoinMessageUnknown", null, player.displayName)));
                        return;
                    }
                    var country = JsonConvert.DeserializeObject<Response>(response)?.Country;
                    Broadcast(Lang("JoinMessage", null, player.displayName, country), player.userID);
                    if (config.PrintToConsole) Puts(StripRichText(Lang("JoinMessage", null, player.displayName, country)));
                }
                , this);
            }
        }
        private void OnPlayerSleepEnded(BasePlayer player) {
            if (!config.WelcomeMessage) return;
            if (!connected.Contains(player.userID)) return;
            var customMessage = config.CustomWelcomeMessages?.FirstOrDefault(x => x.PlayerId == player.userID);
            var onlinePlayers = BasePlayer.activePlayerList.Count;
            if (customMessage != null) {
                Message(player, string.Format(customMessage.Message, onlinePlayers));
            }
            else {
                //Message(player, Lang("WelcomeMessage", player.UserIDString));
                Message(player, Lang("WelcomeMessage", null, onlinePlayers));
                //to fix language based messages issue
            }
            connected.Remove(player.userID);
        }
        private void OnPlayerDisconnected(BasePlayer player, string reason) {
            if (!config.LeaveMessages) return;
            if (HasPermission(player)) return;
            Broadcast(Lang("LeaveMessage", null, player.displayName, reason), player.userID);
            if (config.PrintToConsole) Puts(StripRichText(Lang("LeaveMessage", null, player.displayName, reason)));
        }
#endregion
#region Helpers
        private void Broadcast(string message, ulong playerId) {
            Server.Broadcast(message, config.SteamAvatar ? playerId : config.ChatIcon);
        }
        private void Message(BasePlayer player, string message) {
            Player.Message(player, message, config.ChatIcon);
        }
        private bool HasPermission(BasePlayer player) {
            return permission.UserHasPermission(player.UserIDString, perm);
        }
        private string Lang(string key, string id = null, params object[] args) {
            return string.Format(lang.GetMessage(key, this, id), args);
        }
        private string StripRichText(string text) {
            if (text == null) {
                text = string.Empty;
            }
            var stringReplacements = new string[] {
                "<b>", "</b>", "<i>", "</i>", "</size>", "</color>"
            }
            ;
            var regexReplacements = new Regex[] {
                new Regex(@"<color=.+?>"), new Regex(@"<size=.+?>"),
            }
            ;
            foreach (var replacement in stringReplacements) text = text.Replace(replacement, string.Empty);
            foreach (var replacement in regexReplacements) text = replacement.Replace(text, string.Empty);
            return Formatter.ToPlaintext(text);
        }
#endregion
    }
}