private void UnWrapAd(IAdSource Source, VASTAD ad, Action <VASTAD> OnComplete, Action <VASTAD, Exception> OnError, VAST vast)
{
// there has to be a one to one relationship between wrapped ads and what their linear counterpart. However, a wrapped ad can point to an entire VAST doc which can contain many ads. Therefore, always just take the first one.
var newAd = vast.Ad.FirstOrDefault(a => a.Item != null);
if (newAd == null)
{
OnError(ad, new Exception("Wrapped ad was empty"));
}
else if (newAd.Item is VASTADWrapper)
{
DownloadWrappedAd(Source, newAd, OnComplete, OnError);
}
else
{
// plug the ad back into the parent
OnComplete(newAd);
}
}
internal VastAd(VASTAD Ad, VastAdPod Parent)
: base()
{
this.Ad = Ad;
this.Parent = Parent;
this.FailureStrategy = Parent.FailurePolicy;
this.CloseCompanionsOnComplete = Parent.CloseCompanionsOnComplete;
if (Ad.Item is VASTADInLine)
{
var inlineAd = (VASTADInLine)Ad.Item;
foreach (var item in (inlineAd.Creatives.GroupBy(c => c.sequence.ToInt()).OrderBy(i => i.Key)))
{
base.CreativeSets.Add(new VastCreativeSet(item, this));
}
}
else
{
throw new ArgumentException("Ad can only contain Inline ads. Wrapper ads need to be processed beforehand");
}
}
internal VastAd(VASTAD Ad, VastAdPod Parent)
: base()
{
this.Ad = Ad;
this.Parent = Parent;
this.FailureStrategy = Parent.FailurePolicy;
this.CloseCompanionsOnComplete = Parent.CloseCompanionsOnComplete;
if (Ad.Item is VASTADInLine)
{
var inlineAd = (VASTADInLine)Ad.Item;
foreach (var item in (inlineAd.Creatives.GroupBy(c => c.sequence.ToInt()).OrderBy(i => i.Key)))
{
base.CreativeSets.Add(new VastCreativeSet(item, this));
}
}
else
{
throw new ArgumentException("Ad can only contain Inline ads. Wrapper ads need to be processed beforehand");
}
}
private void DownloadWrappedAd(IAdSource Source, VASTAD ad, Action <VASTAD> OnComplete, Action <VASTAD, Exception> OnError)
{
var wrapperAd = (VASTADWrapper)ad.Item;
var url = wrapperAd.VASTAdTagURI;
//look to see if we have a source already
var key = GetAdSourceKey(url, Source.AltReference);
if (AvailableAds.ContainsKey(key))
{
VAST vast = AvailableAds[key];
UnWrapAd(Source, ad, OnComplete, OnError, vast);
}
else
{
WebClient wc = new WebClient();
wc.DownloadStringCompleted += OnWrappedAdDownloadCompleted;
Uri uri = new Uri(url, UriKind.Absolute);
wc.DownloadStringAsync(uri, new Tuple <IAdSource, VASTAD, Action <VASTAD>, Action <VASTAD, Exception> >(Source, ad, OnComplete, OnError));
}
}
private void UnWrapAd(IAdSource Source, VASTAD ad, Action<VASTAD> OnComplete, Action<VASTAD, Exception> OnError, VAST vast)
{
// there has to be a one to one relationship between wrapped ads and what their linear counterpart. However, a wrapped ad can point to an entire VAST doc which can contain many ads. Therefore, always just take the first one.
var newAd = vast.Ad.FirstOrDefault(a => a.Item != null);
if (newAd == null)
{
OnError(ad, new Exception("Wrapped ad was empty"));
}
else if (newAd.Item is VASTADWrapper)
{
DownloadWrappedAd(Source, newAd, OnComplete, OnError);
}
else
{
// plug the ad back into the parent
OnComplete(newAd);
}
}
private void DownloadWrappedAd(IAdSource Source, VASTAD ad, Action<VASTAD> OnComplete, Action<VASTAD, Exception> OnError)
{
var wrapperAd = (VASTADWrapper)ad.Item;
var url = wrapperAd.VASTAdTagURI;
//look to see if we have a source already
var key = GetAdSourceKey(url, Source.AltReference);
if (AvailableAds.ContainsKey(key))
{
VAST vast = AvailableAds[key];
UnWrapAd(Source, ad, OnComplete, OnError, vast);
}
else
{
WebClient wc = new WebClient();
wc.DownloadStringCompleted += OnWrappedAdDownloadCompleted;
Uri uri = new Uri(url, UriKind.Absolute);
wc.DownloadStringAsync(uri, new Tuple<IAdSource, VASTAD, Action<VASTAD>, Action<VASTAD, Exception>>(Source, ad, OnComplete, OnError));
}
}