/// <summary>
/// Prepares the question and enqueues.
/// </summary>
/// <param name="parent">The parent.</param>
/// <param name="cardId">The card id.</param>
/// <param name="content">The content.</param>
/// <returns></returns>
/// <remarks>Documented by Dev03, 2009-04-27</remarks>
public static Uri PrepareQuestion(ParentClass parent, int cardId, string content)
{
EnqueueQuestion(cardId, content);
return(DbMediaServer.Instance(parent).GetQuestionUri(cardId));
}
/// <summary>
/// Creates a new media object.
/// </summary>
/// <param name="caller">The calling object.</param>
/// <param name="rpu">A delegate of the type StatusMessageReportProgress.</param>
/// <param name="type">The type.</param>
/// <param name="path">The path.</param>
/// <param name="isActive">if set to <c>true</c> [is active].</param>
/// <param name="isDefault">if set to <c>true</c> [is default].</param>
/// <param name="isExample">if set to <c>true</c> [is example].</param>
/// <returns></returns>
/// <remarks>Documented by Dev02, 2008-08-11</remarks>
internal IMedia CreateNewMediaObject(object caller, StatusMessageReportProgress rpu, EMedia type, string path, bool isActive, bool isDefault, bool isExample)
{
IMedia media = null;
Uri uri;
if (!this.HasPermission(PermissionTypes.CanModifyMedia))
{
throw new PermissionException();
}
if (path == null)
{
throw new ArgumentNullException("Null value not allowed for media file path!");
}
try
{
if (File.Exists(Path.Combine(Environment.CurrentDirectory, path))) //to allow relative paths
{
path = Path.Combine(Environment.CurrentDirectory, path);
}
uri = new Uri(path);
}
catch (UriFormatException exception)
{
throw new FileNotFoundException("Uri format is invalid.", exception);
}
if (uri.Scheme == Uri.UriSchemeFile && uri.IsFile) //we got a new file
{
if (File.Exists(path))
{
int newid;
using (FileStream stream = File.Open(path, FileMode.Open, FileAccess.Read, FileShare.Read))
newid = mediaconnector.CreateMedia(stream, type, rpu, caller);
media = DbMedia.CreateDisconnectedCardMedia(newid, type, isDefault, isExample, parent);
Helper.UpdateMediaProperties(path, newid, mediaconnector);
}
else
{
throw new FileNotFoundException("Media file could not be found.", path);
}
}
else if (uri.Scheme == "http" && uri.IsLoopback) //we got a http reference => file is already in db
{
if (DbMediaServer.DbMediaServer.Instance(parent).IsYours(uri))
{
int mediaId = DbMediaServer.DbMediaServer.GetMediaID(uri.AbsolutePath);
media = DbMedia.CreateDisconnectedCardMedia(mediaId, type, isDefault, isExample, parent);
rpu(new StatusMessageEventArgs(StatusMessageType.CreateMediaProgress, 100, 100), caller);
}
else
{
DbMediaServer.DbMediaServer server = DbMediaServer.DbMediaServer.Instance(uri);
int newid = mediaconnector.CreateMedia(GetMediaConnector(server.Parent).GetMediaStream(DbMediaServer.DbMediaServer.GetMediaID(uri.AbsolutePath)), type, rpu, caller);
media = DbMedia.CreateDisconnectedCardMedia(newid, type, isDefault, isExample, parent);
Helper.UpdateMediaProperties(path, newid, mediaconnector);
}
}
return(media);
}
/// <summary>
/// Prepares the answer and enqueues it.
/// </summary>
/// <param name="parent">The parent.</param>
/// <param name="cardId">The card id.</param>
/// <param name="content">The content.</param>
/// <returns></returns>
/// <remarks>Documented by Dev03, 2009-04-27</remarks>
public static Uri PrepareAnswer(ParentClass parent, int cardId, string content)
{
EnqueueAnswer(cardId, content);
return(DbMediaServer.Instance(parent).GetAnswerUri(cardId));
}