/// <inheritdoc/>
public bool Filter(Message message)
{
var chatIsPrivate = message.Chat.Type == ChatType.Private;
if (chatIsPrivate)
{
return(_nextFilter.Filter(message));
}
var botUserName = _settingProvider.GetBotUserName();
if (string.IsNullOrEmpty(botUserName))
{
throw new InvalidOperationException("The bot name must be provided for it to accept commands from group chats");
}
var entities = message.GetEntities();
var mentions = entities.Where(entity => entity.Type == MessageEntityType.Mention);
var botMentionFound = mentions.Any(m => m.Value.Equals(botUserName, StringComparison.InvariantCultureIgnoreCase));
if (botMentionFound)
{
return(_nextFilter.Filter(message));
}
var commands = entities.Where(entity => entity.Type == MessageEntityType.BotCommand);
var commandHasMention = commands.Any(c => c.Value.Contains(botUserName, StringComparison.InvariantCultureIgnoreCase));
if (commandHasMention)
{
return(_nextFilter.Filter(message));
}
return(false);
}
public static string ApplyTo(this IMessageFilter messageFilter, string message)
{
if (messageFilter != null)
{
return(messageFilter.Filter(message));
}
return(message);
}
/// <inheritdoc/>
public bool Filter(Message message)
{
if (message.Type != Telegram.Bot.Types.Enums.MessageType.Text)
{
return(false);
}
return(_nextFilter.Filter(message));
}
/// <inheritdoc/>
public bool Filter(Message message)
{
if (message.Chat.Type == ChatType.Supergroup || message.Chat.Type == ChatType.Channel)
{
return(false);
}
return(_nextFilter.Filter(message));
}
/// <inheritdoc/>
public bool Filter(Message message)
{
var botMessage = MessageConverter.Convert(message);
if (_processors.IsRelevantToAny(botMessage))
{
return(true);
}
return(_nextFilter.Filter(message));
}
private IEnumerable <Data.Message> ToModels(IEnumerable <Xml.Message> xMessages)
{
IEnumerable <Xml.Message> filteredMessages = _messageFilter != null?_messageFilter.Filter(xMessages).ToList() : xMessages;
return(filteredMessages.Select(m => ToModel(m)));
}