| public isPodcastInDB ( string subscriptionRssUrl ) : bool | ||
| subscriptionRssUrl | string | |
| Résultat | bool | |
async private void wc_DownloadPodcastRSSCompleted(object sender, DownloadStringCompletedEventArgs e)
{
if (e.Error != null
|| e.Cancelled)
{
try
{
string foo = e.Result;
}
catch (WebException ex)
{
if (needsAuthentication(ex))
{
if (MessageBox.Show("Subscribing to this podcast requires authentication. Do you want to give username and password to continue?",
"Attention",
MessageBoxButton.OKCancel) == MessageBoxResult.OK)
{
SubscriptionManagerArgs authArgs = new SubscriptionManagerArgs();
authArgs.podcastFeedRSSUri = ex.Response.ResponseUri;
OnPodcastChannelRequiresAuthentication(this, authArgs);
return;
}
}
}
PodcastSubscriptionFailedWithMessage("Could not fetch the podcast feed.");
return;
}
string podcastRss = e.Result;
PodcastSubscriptionModel podcastModel = PodcastFactory.podcastModelFromRSS(podcastRss);
if (podcastModel == null)
{
PodcastSubscriptionFailedWithMessage("Podcast feed is invalid.");
return;
}
AddSubscriptionOptions options = e.UserState as AddSubscriptionOptions;
string rssUrl = options.rssUrl;
bool importingFromExternalService = options.isImportingFromExternalService;
bool isPodcastInDB = false;
using (var db = new PodcastSqlModel())
{
isPodcastInDB = db.isPodcastInDB(rssUrl);
}
if (isPodcastInDB)
{
if (!importingFromExternalService)
{
PodcastSubscriptionFailedWithMessage("You have already subscribed to that podcast.");
}
if (importingFromExternalService)
{
m_activeExternalImportsCount--;
if (m_activeExternalImportsCount <= 0)
{
if (OnExternalServiceImportFinished != null)
{
OnExternalServiceImportFinished(this, null);
}
}
}
return;
}
podcastModel.CachedPodcastRSSFeed = podcastRss;
podcastModel.PodcastLogoLocalLocation = localLogoFileName(podcastModel);
podcastModel.PodcastRSSUrl = rssUrl;
if (String.IsNullOrEmpty(options.username) == false)
{
podcastModel.Username = options.username;
}
if (String.IsNullOrEmpty(options.password) == false)
{
podcastModel.Password = options.password;
}
using (var db = new PodcastSqlModel())
{
db.addSubscription(podcastModel);
}
await podcastModel.fetchChannelLogo();
SubscriptionManagerArgs addArgs = new SubscriptionManagerArgs();
addArgs.subscription = podcastModel;
addArgs.isImportingFromExternalService = importingFromExternalService;
OnPodcastChannelAddFinished(this, addArgs);
OnPodcastChannelAdded(podcastModel);
}
async private void wc_DownloadPodcastRSSCompleted(object sender, DownloadStringCompletedEventArgs e)
{
if (e.Error != null ||
e.Cancelled)
{
try
{
string foo = e.Result;
}
catch (WebException ex)
{
if (needsAuthentication(ex))
{
if (MessageBox.Show("Subscribing to this podcast requires authentication. Do you want to give username and password to continue?",
"Attention",
MessageBoxButton.OKCancel) == MessageBoxResult.OK)
{
SubscriptionManagerArgs authArgs = new SubscriptionManagerArgs();
authArgs.podcastFeedRSSUri = ex.Response.ResponseUri;
OnPodcastChannelRequiresAuthentication(this, authArgs);
return;
}
}
}
PodcastSubscriptionFailedWithMessage("Could not fetch the podcast feed.");
return;
}
string podcastRss = e.Result;
PodcastSubscriptionModel podcastModel = PodcastFactory.podcastModelFromRSS(podcastRss);
if (podcastModel == null)
{
PodcastSubscriptionFailedWithMessage("Podcast feed is invalid.");
return;
}
AddSubscriptionOptions options = e.UserState as AddSubscriptionOptions;
string rssUrl = options.rssUrl;
bool importingFromExternalService = options.isImportingFromExternalService;
bool isPodcastInDB = false;
using (var db = new PodcastSqlModel())
{
isPodcastInDB = db.isPodcastInDB(rssUrl);
}
if (isPodcastInDB)
{
if (!importingFromExternalService)
{
PodcastSubscriptionFailedWithMessage("You have already subscribed to that podcast.");
}
if (importingFromExternalService)
{
m_activeExternalImportsCount--;
if (m_activeExternalImportsCount <= 0)
{
if (OnExternalServiceImportFinished != null)
{
OnExternalServiceImportFinished(this, null);
}
}
}
return;
}
podcastModel.CachedPodcastRSSFeed = podcastRss;
podcastModel.PodcastLogoLocalLocation = localLogoFileName(podcastModel);
podcastModel.PodcastRSSUrl = rssUrl;
if (String.IsNullOrEmpty(options.username) == false)
{
podcastModel.Username = options.username;
}
if (String.IsNullOrEmpty(options.password) == false)
{
podcastModel.Password = options.password;
}
using (var db = new PodcastSqlModel())
{
db.addSubscription(podcastModel);
}
await podcastModel.fetchChannelLogo();
SubscriptionManagerArgs addArgs = new SubscriptionManagerArgs();
addArgs.subscription = podcastModel;
addArgs.isImportingFromExternalService = importingFromExternalService;
OnPodcastChannelAddFinished(this, addArgs);
OnPodcastChannelAdded(podcastModel);
}