| 1 | import clr |
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| 2 | clr.AddReference('System.Drawing') |
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| 3 | clr.AddReference('System.Windows.Forms') |
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| 4 | from System.Drawing import * |
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| 5 | from System.Windows.Forms import * |
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| 6 | from System.Net import * |
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| 7 | from System.Net.Sockets import * |
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| 8 | from System.Text import * |
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| 9 | from System import Array |
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| 10 | import System |
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| 11 | |
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| 12 | import string |
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| 13 | |
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| 14 | class IronRadioController: |
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| 15 | def __init__(self, title='IronRadio', debug=False): |
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| 16 | self._telnet = IronTelnet('localhost', 1234, debug) |
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| 17 | |
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| 18 | self._base_form = Form(Text = title, Width = 450, Height = 250) |
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| 19 | self._label = Label(Text = 'IronRadio Controller') |
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| 20 | self._uptime_label = Label() |
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| 21 | self._button = Button(Text = 'Skip to next song') |
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| 22 | self._timer = Timer() |
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| 23 | |
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| 24 | # Setup our timer for updating the uptime |
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| 25 | self._timer.Interval = 10000 |
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| 26 | self._timer.Tick += self.uptimeEvent |
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| 27 | self._timer.Start() |
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| 28 | |
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| 29 | # Setup our header label |
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| 30 | self._label.Width = 300 |
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| 31 | self._label.Height = 55 |
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| 32 | self._label.TextAlign = ContentAlignment.MiddleCenter |
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| 33 | #self._label.BorderStyle = BorderStyle.FixedSingle |
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| 34 | self._label.BackColor = Color.FromArgb(0,0,0,0); |
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| 35 | self._label.Font = Font('Verdana', 18) |
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| 36 | self._label.Dock = DockStyle.Top |
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| 37 | self._base_form.Controls.Add(self._label) |
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| 38 | |
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| 39 | self._button.Height = 45 |
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| 40 | self._button.Dock = DockStyle.Bottom |
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| 41 | self._base_form.Controls.Add(self._button) |
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| 42 | |
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| 43 | self._uptime_label.Width = 300 |
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| 44 | self._uptime_label.Font = Font('Verdana', 14) |
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| 45 | self._uptime_label.BackColor = Color.FromArgb(0,0,0,0); |
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| 46 | self._uptime_label.Location = Point(10, 100) |
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| 47 | self._base_form.Controls.Add(self._uptime_label) |
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| 48 | |
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| 49 | self._base_form.Show() |
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| 50 | self._base_form.Click += self.clkEvent |
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| 51 | self._button.Click += self.skipButtonEvent |
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| 52 | |
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| 53 | # Now that the form has been shown, let's connect to telnet |
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| 54 | self._telnet.connect() |
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| 55 | self._update_uptime() |
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| 56 | |
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| 57 | |
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| 58 | def _update_uptime(self): |
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| 59 | self._telnet.write('uptime\r\n') |
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| 60 | uptime = self._telnet.read() |
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| 61 | # The uptimei will come back in the format: |
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| 62 | # ['5d 14h 22m 27s', 'END', ''] |
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| 63 | if len(uptime) > 0: |
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| 64 | uptime = string.split(uptime, '\n') |
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| 65 | uptime = uptime[0] |
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| 66 | self._uptime_label.Text = 'Radio Uptime: %s' % uptime |
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| 67 | |
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| 68 | def uptimeEvent(self, *a): |
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| 69 | self._update_uptime() |
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| 70 | |
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| 71 | def skipButtonEvent(self, *a): |
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| 72 | self._telnet.write('radio.skip\r\n') |
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| 73 | print self._telnet.read() |
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| 74 | |
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| 75 | def clkEvent(self, *a): |
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| 76 | print repr(a) |
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| 77 | |
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| 78 | def closeEvent(self, *a): |
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| 79 | Application.Stop() |
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| 80 | |
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| 81 | ##################################### |
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| 82 | # IronTelnet related code |
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| 83 | ##################################### |
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| 84 | class IronTelnetException(Exception): |
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| 85 | pass |
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| 86 | |
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| 87 | class IronTelnet: |
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| 88 | def __init__(self, host='localhost', port=23, debug=False): |
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| 89 | self._debug = debug |
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| 90 | self._host = host |
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| 91 | self._address = '' |
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| 92 | self._port = port |
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| 93 | self._blocks = True |
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| 94 | self._socket = Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp) |
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| 95 | |
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| 96 | hostentry = Dns.GetHostByName(self._host) |
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| 97 | for address in hostentry.AddressList: |
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| 98 | self._address = address |
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| 99 | break |
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| 100 | |
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| 101 | def __del__(self): |
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| 102 | if self._socket.Connected: |
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| 103 | self._socket.Close() |
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| 104 | |
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| 105 | def connect(self): |
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| 106 | if not self._socket.Connected: |
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| 107 | if self._debug: |
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| 108 | print 'Connecting to %s' % self._address |
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| 109 | |
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| 110 | endpoint = IPEndPoint(self._address, self._port) |
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| 111 | self._socket.Connect(endpoint) |
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| 112 | |
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| 113 | if self._debug: |
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| 114 | if self._socket.Connected: |
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| 115 | print 'Socket connected to %s' % self._address |
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| 116 | else: |
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| 117 | print 'Socket not connected to %s' % self._address |
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| 118 | |
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| 119 | def write(self, command): |
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| 120 | if not self._socket.Connected: |
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| 121 | raise IronTelnetException('Telnet session not connected!') |
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| 122 | |
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| 123 | encoding = ASCIIEncoding() |
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| 124 | |
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| 125 | rc = self._socket.Send(encoding.GetBytes(command)) |
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| 126 | |
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| 127 | if rc > 0 and self._debug: |
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| 128 | print 'Successfully sent %d bytes' % rc |
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| 129 | |
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| 130 | return rc |
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| 131 | |
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| 132 | def read(self): |
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| 133 | if not self._socket.Connected: |
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| 134 | raise IronTelnetException('Telnet session not connected!') |
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| 135 | |
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| 136 | encoding = ASCIIEncoding() |
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| 137 | bytes = Array.CreateInstance(System.Byte, self._socket.Available) |
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| 138 | rc = self._socket.Receive(bytes) |
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| 139 | |
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| 140 | if rc and self._debug: |
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| 141 | print 'Successfully received %d bytes' % rc |
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| 142 | |
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| 143 | return encoding.GetString(bytes) |
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| 144 | |
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| 145 | if __name__ == '__main__': |
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| 146 | form = IronRadioController() |
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| 147 | Application.Run(form._base_form) |
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