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POUsing BubbleWrap::HTTP to send device's location when app entered background
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  1. POUsing BubbleWrap::HTTP to send device's location when app entered background
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    copied!<p>In my app I want to submit the device's location when in background to a web app. Currently I am using <a href="https://github.com/rubymotion/BubbleWrap" rel="nofollow">BubbleWrap</a> for the POST request.</p> <p><strong>Note, that I may be able to use anything other than BubbleWrap if needed.</strong></p> <p>The current behavior is the following:</p> <ol> <li>I start up the app</li> <li>I bring it to background</li> <li>[Waiting for request on web app, watching the logs, nothing happens]</li> <li>I bring the app to the foreground</li> <li>The app sends the device's location</li> </ol> <p>What should happen:</p> <ol> <li>I start up the app</li> <li>I bring it to background</li> <li>The app sends the device's location</li> <li>The app keeps listening for significant location changes and sends its location on significant change</li> </ol> <p>This is the code:</p> <pre><code>class AppDelegate def application(application, didFinishLaunchingWithOptions:launchOptions) [ommitted] UIApplication.sharedApplication.registerForRemoteNotificationTypes(UIRemoteNotificationTypeAlert | UIRemoteNotificationTypeBadge | UIRemoteNotificationTypeSound) true end def applicationDidEnterBackground(application) @locationManager.startMonitoringSignificantLocationChanges end def applicationDidEnterForeground @locationManager.stopMonitoringSignificantLocationChanges end def application(app, didRegisterForRemoteNotificationsWithDeviceToken:deviceToken) @device_token = deviceToken.description.gsub(" ", "").gsub("&lt;", "").gsub("&gt;", "") # Log the push notification to the console puts @device_token end def application(app, didFailToRegisterForRemoteNotificationsWithError:error) show_alert "Error when registering for device token", "Error, #{error}" end def device_token @device_token end def location_manager if @locationManager.nil? @locationManager = CLLocationManager.alloc.init @locationManager.setDesiredAccuracy(KCLLocationAccuracyBest) @locationManager.delegate = self end @locationManager end # iOS &gt;= 4 def locationManager(manager, didUpdateToLocation:current_location, fromLocation:last_location) puts "Location #{current_location} [iOS 5]" end # iOS &gt;= 6 def locationManager(manager, didUpdateLocations:locations) data = {latitude: locations.last.coordinate.latitude, longitude: locations.last.coordinate.longitude, device_token: @device_token } BW::HTTP.post("http://192.168.1.100:4567/", {payload: data}) do |response| if response.ok? #json = BW::JSON.parse(response.body.to_str) #p json['id'] else App.alert(response.error_message) end end end def locationManager(manager, didFailWithError:error) puts "failed" end def show_alert(title, message) alert = UIAlertView.new alert.title = title alert.message = message alert.show end end </code></pre> <p>Additional info:</p> <ul> <li>I have declared the following in my Rakefile <code>app.info_plist['UIBackgroundModes'] = ['location']</code>.</li> </ul> <p>Any hints or tips on why this is may not be working?</p>
 

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