/// <summary>
/// Loads ads from a source URI. Note, this is called automatically if you set the source before the MediaLoading event fires and normally does not need to be called.
/// </summary>
/// <param name="source">The SmartXML source URI</param>
/// <param name="c">A cancellation token that allows you to cancel a pending operation</param>
/// <returns>A task to await on.</returns>
public async Task LoadAds(Uri source, CancellationToken c)
{
adSlots.Clear();
var cancellationToken = CancellationTokenSource.CreateLinkedTokenSource(c, cts.Token).Token;
#if SILVERLIGHT
adResponse = await FreeWheelFactory.LoadSource(source, cancellationToken);
#else
adResponse = await FreeWheelFactory.LoadSource(source).AsTask(cancellationToken);
#endif
var videoTracking = adResponse.SiteSection.VideoPlayer.VideoAsset.EventCallbacks.FirstOrDefault(ec => ec.Name == FWEventCallback.VideoView);
if (videoTracking != null)
{
// use the tracking plugins to help with tracking markers. Create it if it doesn't exist.
var positionTrackingPlugin = MediaPlayer.Plugins.OfType <PositionTrackingPlugin>().FirstOrDefault();
if (positionTrackingPlugin == null)
{
positionTrackingPlugin = new PositionTrackingPlugin();
MediaPlayer.Plugins.Add(positionTrackingPlugin);
}
positionTrackingPlugin.EventTracked += trackingPlugin_EventTracked;
lastTrackingEvent = null; // reset
trackingEnded = false;
positionTrackingPlugin.TrackingEvents.Add(new PositionTrackingEvent()
{
PositionPercentage = 1, Data = videoTracking, Area = TrackingEventArea
});
var playTimeTrackingPlugin = MediaPlayer.Plugins.OfType <PlayTimeTrackingPlugin>().FirstOrDefault();
if (playTimeTrackingPlugin == null)
{
playTimeTrackingPlugin = new PlayTimeTrackingPlugin();
MediaPlayer.Plugins.Add(playTimeTrackingPlugin);
}
playTimeTrackingPlugin.EventTracked += trackingPlugin_EventTracked;
for (int i = 0; i < 60; i = i + 15)
{
playTimeTrackingPlugin.TrackingEvents.Add(new PlayTimeTrackingEvent()
{
PlayTime = TimeSpan.FromSeconds(i), Data = videoTracking, Area = TrackingEventArea
});
}
for (int i = 60; i < 60 * 3; i = i + 30)
{
playTimeTrackingPlugin.TrackingEvents.Add(new PlayTimeTrackingEvent()
{
PlayTime = TimeSpan.FromSeconds(i), Data = videoTracking, Area = TrackingEventArea
});
}
for (int i = 60 * 3; i < 60 * 10; i = i + 60)
{
playTimeTrackingPlugin.TrackingEvents.Add(new PlayTimeTrackingEvent()
{
PlayTime = TimeSpan.FromSeconds(i), Data = videoTracking, Area = TrackingEventArea
});
}
for (int i = 60 * 10; i < 60 * 30; i = i + 120)
{
playTimeTrackingPlugin.TrackingEvents.Add(new PlayTimeTrackingEvent()
{
PlayTime = TimeSpan.FromSeconds(i), Data = videoTracking, Area = TrackingEventArea
});
}
for (int i = 60 * 30; i < 60 * 60; i = i + 300)
{
playTimeTrackingPlugin.TrackingEvents.Add(new PlayTimeTrackingEvent()
{
PlayTime = TimeSpan.FromSeconds(i), Data = videoTracking, Area = TrackingEventArea
});
}
for (int i = 60 * 60; i < 60 * 180; i = i + 600)
{
playTimeTrackingPlugin.TrackingEvents.Add(new PlayTimeTrackingEvent()
{
PlayTime = TimeSpan.FromSeconds(i), Data = videoTracking, Area = TrackingEventArea
});
}
}
var videoAsset = adResponse.SiteSection.VideoPlayer.VideoAsset;
if (videoAsset != null)
{
foreach (var adSlot in videoAsset.AdSlots)
{
Advertisement ad = null;
switch (adSlot.TimePositionClass)
{
case "preroll":
ad = new PrerollAdvertisement();
break;
case "postroll":
ad = new PostrollAdvertisement();
break;
default:
var midroll = new MidrollAdvertisement();
midroll.Time = adSlot.TimePosition;
ad = midroll;
break;
}
#if SILVERLIGHT
var payload = await FreeWheelFactory.GetAdDocumentPayload(adSlot, adResponse, cancellationToken);
#else
var payload = await FreeWheelFactory.GetAdDocumentPayload(adSlot, adResponse).AsTask(cancellationToken);
#endif
ad.Source = new AdSource(payload, DocumentAdPayloadHandler.AdType);
Advertisements.Add(ad);
adSlots.Add(ad, adSlot);
}
}
ShowCompanions();
}
/// <inheritdoc />
protected override async Task PlayAdAsync(Advertisement ad, CancellationToken cancellationToken)
{
if (adBreaks.ContainsKey(ad)) // app could have manually added ads besides those in vmap
{
VmapAdBreak adBreak = adBreaks[ad];
try
{
TrackEvent(adBreak.TrackingEvents.Where(te => te.EventType == VmapTrackingEventType.BreakStart));
await base.PlayAdAsync(ad, cancellationToken);
TrackEvent(adBreak.TrackingEvents.Where(te => te.EventType == VmapTrackingEventType.BreakEnd));
}
catch
{
TrackEvent(adBreak.TrackingEvents.Where(te => te.EventType == VmapTrackingEventType.Error));
}
}
else
{
await base.PlayAdAsync(ad, cancellationToken);
}
}
/// <inheritdoc />
protected override async Task PlayAdAsync(Advertisement ad, CancellationToken cancellationToken)
{
if (adSlots.ContainsKey(ad)) // app could have manually added ads besides those from FreeWheel
{
var adSlot = adSlots[ad];
try
{
var slotImpression = adSlot.EventCallbacks.FirstOrDefault(ec => ec.Type == FWCallbackType.Impression && ec.Name == FWEventCallback.SlotImpression);
if (slotImpression != null)
{
foreach (var url in slotImpression.GetUrls())
{
AdTracking.Current.FireTracking(url);
}
}
if (ad.Source != null)
{
await base.PlayAdAsync(ad, cancellationToken);
}
}
catch { /* swallow */ }
}
else
{
await base.PlayAdAsync(ad, cancellationToken);
}
}