/// <summary>
/// 设置配置值
/// </summary>
/// <param name="conf"></param>
/// <param name="tenantId"></param>
/// <param name="value"></param>
public static void SetConfig(Configs conf, int tenantId, object value)
{
string val;
if (value == null)
{
val = "";
}
else
{
val = value.ToString();
}
var sqlwhere = "Sys_Config.ConfigName=@name AND Sys_Config.TenantId=@tenantId";
var config = DataAccess.GetList <Models.SysConfig>(sqlwhere, new { name = conf.ToString(), tenantId }).FirstOrDefault();
if (config == null)
{
config = new Models.SysConfig()
{
ConfigCode = conf.ToString(), ConfigName = conf.ToString(), ConfigValue = val, TenantId = tenantId
};
DataAccess.AddEntity(config);
}
else
{
config.ConfigValue = val;
DataAccess.UpdateEntity(config);
}
}
public void Execute(Message message)
{
if (message.Chat.Type == Telegram.Bot.Types.Enums.ChatType.Private ||
message.Chat.Type == Telegram.Bot.Types.Enums.ChatType.Channel)
{
if (MessageQueueManager.AddChatIfNotPresent(message.Chat.Id))
{
Models.SysConfig startMessage = CacheData.SysConfigs
.SingleOrDefault(x => x.SysConfigId == "StartMessage");
if (startMessage == null)
{
Manager.BotClient.SendTextMessageAsync(
chatId: message.Chat.Id,
text: $"Your chat {message.Chat.Title} has been added successfully!"
);
return;
}
Manager.BotClient.SendTextMessageAsync(
chatId: message.Chat.Id,
parseMode: Telegram.Bot.Types.Enums.ParseMode.Markdown,
text: Utils.Parsers.VariablesParser(startMessage.Value, message)
);
return;
}
Manager.BotClient.SendTextMessageAsync(
chatId: message.Chat.Id,
text: $"Error adding chat {message.Chat.Title}! Please contact our support"
);
return;
}
if (message.Chat.Type == Telegram.Bot.Types.Enums.ChatType.Group ||
message.Chat.Type == Telegram.Bot.Types.Enums.ChatType.Supergroup)
{
return;
}
Manager.BotClient.SendTextMessageAsync(
chatId: message.Chat.Id,
text: $"Error: chat type not recognized. Please contact our support."
);
}
/// <summary>
///
/// </summary>
/// <param name="name"></param>
/// <param name="tenantId"></param>
/// <returns></returns>
public static string GetConfig(string name, int tenantId)
{
var configKey = "SystemConfig:Tenant:" + tenantId + ":name:" + name;
var configValue = CacheHelper.CacheService.Get <string>(configKey);
if (configValue == null)
{
var sql = "select ConfigValue from Sys_Config where TenantId = " + tenantId + " and ConfigName='" + name.ReplaceSql() + "'";
configValue = DataAccess.ExecuteScalar(sql) as string;
if (configValue == null)
{
configValue = string.Empty;
var config = new Models.SysConfig();
config.ConfigCode = name;
config.ConfigName = name;
config.ConfigValue = configValue;
config.TenantId = tenantId;
DataAccess.AddEntity(config);
CacheHelper.CacheService.Add(configKey, configValue, CachingExpirationType.Stable);
}
}
return(configValue);
}
public FilterResult DoCheck(Message message, string text)
{
Models.Group.ConfigurationParameter configValue = CacheData.GroupConfigs[message.Chat.Id]
.Where(x => x.ConfigurationParameterId == "ScamFilter")
.SingleOrDefault();
if (configValue != null)
{
if (configValue.Value == "false")
{
return new FilterResult()
{
CheckName = "ScamFilter",
Result = IFilter.FilterResultType.skipped
}
}
}
;
string regex = @"(http:\/\/|ftp:\/\/|https:\/\/)?([\w_-]+\s?(?:(?:\.[a-zA-Z_-]{2,})+))([\w.,@?^=%&:\/~+#-]*[\w@?^=%&\/~+#-])?";
// string regex = @"(http:\/\/|ftp:\/\/|https:\/\/)?([a-zA-Z_-]+\s?(?:(?:\.\s?[\w_-]{2,})+)?)\s?\.\s?([\w.,@?^=%&:\/~+#-]*[\w@?^=%&\/~+#-]{2,})?";
Regex reg = new Regex(regex, RegexOptions.IgnoreCase | RegexOptions.CultureInvariant);
MatchCollection matchedWords = reg.Matches(text);
if (matchedWords.Count == 0)
{
return(new FilterResult()
{
CheckName = "ScamFilter",
Result = IFilter.FilterResultType.negative
});
}
if (lastUpdate < DateTime.UtcNow.AddDays(-1))
{
updateLinksList();
}
if (String.IsNullOrEmpty(linksList))
{
return new FilterResult()
{
CheckName = "ScamFilter",
Result = IFilter.FilterResultType.skipped
}
}
;
foreach (Match match in matchedWords)
{
string cleanValue = match.Value.Replace(" ", "");
// if text does not contain dot and is shorter than 4 chars can't be a link
if (!cleanValue.Contains(".") && cleanValue.Length < 4)
{
continue;
}
if (!safeSingleLetter.Contains(cleanValue))
{
string toCheck = match.Value;
if (!match.Value.StartsWith("http://") &&
!match.Value.StartsWith("https://"))
{
toCheck = "://" + match.Value;
}
else if (match.Value.StartsWith("https"))
{
toCheck = match.Value.Remove(0, 5);
}
else if (match.Value.StartsWith("http"))
{
toCheck = match.Value.Remove(0, 4);
}
toCheck = toCheck
.Replace("/", @"\/")
.Replace(".", @"\.")
.Replace("?", @"\?");
string regexToTest = string.Format(@"{0}[\w.,@?^=%&:\/~+#-]*[\w@?^=%&\/~+#-]?", toCheck);
Regex matchTest = new Regex(regexToTest, RegexOptions.IgnoreCase | RegexOptions.CultureInvariant);
if (matchTest.IsMatch(linksList))
{
return(new FilterResult()
{
CheckName = "ScamFilter",
Result = IFilter.FilterResultType.positive
});
}
}
}
return(new FilterResult()
{
CheckName = "ScamFilter",
Result = IFilter.FilterResultType.negative
});
}
void updateLinksList()
{
safeSingleLetter = new List <string>();
safeSingleLetter.Add("a.co");
safeSingleLetter.Add("a.org");
safeSingleLetter.Add("b.org");
safeSingleLetter.Add("e.im");
safeSingleLetter.Add("g.co");
safeSingleLetter.Add("i.net");
safeSingleLetter.Add("m.me");
safeSingleLetter.Add("n.pr");
safeSingleLetter.Add("o.co");
safeSingleLetter.Add("q.com");
safeSingleLetter.Add("q.net");
safeSingleLetter.Add("s.co");
safeSingleLetter.Add("s.de");
safeSingleLetter.Add("t.com");
//safeSingleLetter.Add("t.me");
safeSingleLetter.Add("u.ae");
safeSingleLetter.Add("w.org");
safeSingleLetter.Add("y.org");
safeSingleLetter.Add("x.com");
safeSingleLetter.Add("x.org");
safeSingleLetter.Add("z.com");
Models.SysConfig sitesList = CacheData.SysConfigs.Where(x => x.SysConfigId == "PhishingLinks")
.SingleOrDefault();
if (sitesList == null)
{
return;
}
using (System.Net.WebClient client = new System.Net.WebClient())
{
try
{
linksList = client.DownloadString(sitesList.Value);
}
catch (Exception ex)
{
Data.Utils.Logging.AddLog(new Models.SystemLog()
{
LoggerName = CacheData.LoggerName,
Date = DateTime.Now,
Function = "Terminal.Filters.ScamFilter.updateLinksList",
Level = Models.SystemLog.Levels.Error,
Message = "Error getting updated phishing links!",
UserId = -1
});
Data.Utils.Logging.AddLog(new Models.SystemLog()
{
LoggerName = CacheData.LoggerName,
Date = DateTime.Now,
Function = "Terminal.Filters.ScamFilter.updateLinksList",
Level = Models.SystemLog.Levels.Error,
Message = ex.Message,
UserId = -1
});
}
}
}
}
