Module: Tello::Wifi

Defined in:
lib/tello/wifi.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Attribute Details

#macos_airport ⇒ Object

Returns the value of attribute macos_airport.



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# File 'lib/tello/wifi.rb', line 6

def macos_airport
  @macos_airport
end

#tello_ssid ⇒ Object

Returns the value of attribute tello_ssid.



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# File 'lib/tello/wifi.rb', line 6

def tello_ssid
  @tello_ssid
end

Class Method Details

.connect(ssid = nil) ⇒ Object

Find and connect to a Tello Wi-Fi



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# File 'lib/tello/wifi.rb', line 17

def connect(ssid = nil)

  # Skip connecting to Wi-Fi if in test mode
  if Tello.testing
    puts "In test mode, skipping Wi-Fi setup..."
    return true
  end

  # Assume Wi-Fi manually connected on Linux and Windows, for now
  # TODO: Actually implement
  unless Tello.os == :macos
    return true
  end

  # If provided SSID, set it, else look for a Tello Wi-Fi
  if ssid
    @tello_ssid = ssid
  else
    # Look for a Tello over Wi-Fi
    print "📶 Looking for Tello Wi-Fi..."

    # Done if already connected
    if wifi_connected?
      puts "already connected!"
      return true
    end

    # Search for a Tello Wi-Fi SSID (by default starting with "TELLO-")
    @tello_ssid = get_tello_wifi

    if @tello_ssid
      puts "found!"
    else
      puts "nothing found"
      return false
    end
  end

  # Connect to the Tello Wi-Fi
  print "🔗 Connecting to #{@tello_ssid}..."

  if connect_tello_wifi
    puts "done!"; true
  else
    puts "failed!"; false
  end
end

.connect_tello_wifi ⇒ Object

Connect to an SSID stored in ‘@tello_ssid`



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# File 'lib/tello/wifi.rb', line 122

def connect_tello_wifi
  case Tello.os
  when :macos
    macos_connect_tello_wifi
  when :linux
    linux_connect_tello_wifi
  when :windows
    windows_connect_tello_wifi
  end
end

.get_tello_wifi ⇒ Object

Look for a Tello Wi-Fi SSID starting with “TELLO-” Returns an SSID, e.g. “TELLO-B5889D”, or ‘nil` if nothing found



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# File 'lib/tello/wifi.rb', line 94

def get_tello_wifi
  case Tello.os
  when :macos
    macos_get_tello_wifi
  when :linux
    linux_get_tello_wifi
  when :windows
    windows_get_tello_wifi
  end
end

.linux_connect_tello_wifi ⇒ Object

Linux ‘#connect_tello_wifi`



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# File 'lib/tello/wifi.rb', line 142

def linux_connect_tello_wifi
  puts "`#linux_get_tello_wifi` not implemented"; false
end

.linux_get_tello_wifi ⇒ Object

Linux ‘#get_tello_wifi`



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# File 'lib/tello/wifi.rb', line 112

def linux_get_tello_wifi
  puts "`#linux_get_tello_wifi` not implemented"; false
end

.linux_wifi_connected? ⇒ Boolean

Linux ‘#wifi_connected?`

Returns:

  • (Boolean) 


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# File 'lib/tello/wifi.rb', line 83

def linux_wifi_connected?
  puts "`#linux_connected?` not implemented"; false
end

.macos_connect_tello_wifi ⇒ Object

macOS ‘#connect_tello_wifi`



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# File 'lib/tello/wifi.rb', line 134

def macos_connect_tello_wifi
  # Assumes `en0` is wifi, might have to use this to confirm:
  #   networksetup -listallhardwareports
  res = `networksetup -setairportnetwork en0 #{@tello_ssid}`
  res == '' ? true : false
end

.macos_get_tello_wifi ⇒ Object

macOS ‘#get_tello_wifi`



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# File 'lib/tello/wifi.rb', line 106

def macos_get_tello_wifi
  res = `#{@macos_airport} scan`.match(/(tello-)\w+/i)
  res ? res[0] : nil
end

.macos_wifi_connected? ⇒ Boolean

macOS ‘#wifi_connected?`

Returns:

  • (Boolean) 


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# File 'lib/tello/wifi.rb', line 78

def macos_wifi_connected?
  if `#{@macos_airport} -I`.match(/(tello-)\w+/i) then true else false end
end

.wifi_connected? ⇒ Boolean

Check if already connected to a Tello Wi-Fi, e.g. “TELLO-A5983D”

Returns:

  • (Boolean) 


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# File 'lib/tello/wifi.rb', line 66

def wifi_connected?
  @connected = case Tello.os
  when :macos
    macos_wifi_connected?
  when :linux
    linux_wifi_connected?
  when :windows
    windows_wifi_connected?
  end
end

.windows_connect_tello_wifi ⇒ Object

Windows ‘#connect_tello_wifi`



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# File 'lib/tello/wifi.rb', line 147

def windows_connect_tello_wifi
  puts "`#windows_get_tello_wifi` not implemented"; false
end

.windows_get_tello_wifi ⇒ Object

Windows ‘#get_tello_wifi`



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# File 'lib/tello/wifi.rb', line 117

def windows_get_tello_wifi
  puts "`#windows_get_tello_wifi` not implemented"; false
end

.windows_wifi_connected? ⇒ Boolean

Windows ‘#wifi_connected?`

Returns:

  • (Boolean) 


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# File 'lib/tello/wifi.rb', line 88

def windows_wifi_connected?
  puts "`#windows_connected?` not implemented"; false
end