Class: MCQuery

Inherits:
Object
  • Object
show all
Defined in:
lib/query/query.rb

Class Method Summary collapse

Class Method Details

.fullQuery(addr = 'localhost', port = 25565) ⇒ Object 



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# File 'lib/query/query.rb', line 49

def self.fullQuery(addr = 'localhost', port = 25565)
    @addr = addr
    @port = port
    init
    begin
        Timeout.timeout(1) do
            query = @sock.send("\xFE\xFD\x00\x01\x02\x03\x04".force_encoding(Encoding::ASCII_8BIT) + @key.to_s + "\x01\x02\x03\x04".force_encoding(Encoding::ASCII_8BIT), 0)
            data = @sock.recvfrom(1460)[0]
            buffer = data[11...-1]
            items, players = buffer.split("\x00\x00\x01player_\x00\x00".force_encoding(Encoding::ASCII_8BIT))
            if items[0...8] == 'hostname'
                items = 'motd' + items[8...-1]
            end
            vals = {}
            items = items.split("\x00")
            items.each_with_index do |key, idx|
                next unless idx % 2 == 0
                vals[key] = items[idx + 1]
            end
            
            vals["motd"] = vals["hostname"]
            vals.delete("hostname")
            vals.delete("um") if vals["um"]
            
            players = players[0..-2] if players
            if players
                vals[:players] = players.split("\x00")
            end
            puts vals
            vals["raw_plugins"] = vals["plugins"]
            parts = vals["raw_plugins"].split(":")
            server = parts[0].strip() if parts[0]
            plugins = []
            if parts.size == 2
                plugins = parts[1].split(";").map {|value| value.strip() }
            end
            vals["plugins"] = plugins
            vals["server"] = server
            vals["timestamp"] = Time.now
            return vals.inject({}){|memo,(k,v)| memo[k.to_sym] = v; memo}
        end
    rescue StandardError => e
        puts e
        #return "An other error occured. Check your minecraft config and tell the tech monkey this:"
        raise e
    end
end

.init ⇒ Object 



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# File 'lib/query/query.rb', line 4

def self.init
    @sock = UDPSocket.new
    @sock.connect(@addr,@port)
    @val = {}
    @buff = nil
    key
end

.key ⇒ Object 



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# File 'lib/query/query.rb', line 12

def self.key
    begin
        Timeout.timeout(1) do
            start = @sock.send("\xFE\xFD\x09\x01\x02\x03\x04".force_encoding(Encoding::ASCII_8BIT), 0)
            t = @sock.recvfrom(1460)[0]
            key = t[5...-1].to_i
            @key = Array(key).pack('N')
        end
    rescue Timeout::Error, Errno::ECONNREFUSED, Errno::EHOSTUNREACH
        return "Host unreachable, check your configuration and try again"
        return "An Exception occured, please check last message"
    rescue StandardError => e
        return "An other error occured. Check your ruby installation and tell the tech monkey this:"
        return e
    end
end

.simpleQuery(addr = 'localhost', port = 25565) ⇒ Object 



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# File 'lib/query/query.rb', line 29

def self.simpleQuery(addr = 'localhost', port = 25565)
    @addr = addr
    @port = port
    init 
    begin
        Timeout.timeout(1) do
            query = @sock.send("\xFE\xFD\x00\x01\x02\x03\x04".force_encoding(Encoding::ASCII_8BIT) + @key.to_s, 0)
            data = @sock.recvfrom(1460)[0]
            buffer = data[5...-1]
            @val[:motd], @val[:gametype], @val[:map], @val[:numplayers], @val[:maxplayers], @buf = buffer.split("\x00", 6)
            if @sock != nil
                @sock.close
            end
        end
    return @val
    rescue StandardError => e
        return e
    end
end