Class: ScanBeacon::BlueZScanner

Inherits:
GenericScanner show all
Defined in:
lib/scan_beacon/bluez_scanner.rb

Instance Attribute Summary

Attributes inherited from GenericScanner

#beacons, #parsers

Instance Method Summary collapse

Methods inherited from GenericScanner

#add_beacon, #add_parser, #detect_beacon, #scan

Constructor Details

#initialize(opts = {}) ⇒ BlueZScanner

Returns a new instance of BlueZScanner.



4
5
6
7
8
 
# File 'lib/scan_beacon/bluez_scanner.rb', line 4

def initialize(opts = {})
  super
  @device_id = opts[:device_id] || BlueZ.devices[0][:device_id]
  BlueZ.device_up @device_id
end

Instance Method Details

#each_advertisement ⇒ Object 



10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
# File 'lib/scan_beacon/bluez_scanner.rb', line 10

def each_advertisement
  ScanBeacon::BlueZ.scan(@device_id) do |mac, ad_data, rssi|
    if ad_data.nil?
      yield(nil)
    elsif ad_data.size > 4
      ad_type = ad_data[4].unpack("C")[0]
      if ad_type == 0xff
        yield(ad_data[5..-1], mac, rssi, ad_type)
      else
        yield(ad_data[9..-1], mac, rssi, ad_type)
      end
    end
  end
end