public static Chapter Load(string folderName, string urlName, EdxLoadOptions options)
{
return(Load <Chapter>(folderName, "chapter", urlName, options, c =>
{
c.Sequentials = c.SequentialReferences.Select(x => Sequential.Load(folderName, x.UrlName, options)).ExceptNulls().ToArray();
c.SequentialReferences = c.Sequentials.Select(v => v.GetReference()).ToArray();
}));
}
public static CourseWithChapters Load(string folderName, string urlName, EdxLoadOptions options)
{
return(Load <CourseWithChapters>(folderName, "course", urlName, options, c =>
{
c.Chapters = c.ChapterReferences.Select(x => Chapter.Load(folderName, x.UrlName, options)).ExceptNulls().ToArray();
c.ChapterReferences = c.Chapters.Select(v => v.GetReference()).ToArray();
}));
}
public static Sequential Load(string folderName, string urlName, EdxLoadOptions options)
{
return(Load <Sequential>(folderName, "sequential", urlName, options, seq =>
{
seq.Verticals = seq.VerticalReferences.Select(x => Vertical.Load(folderName, x.UrlName, options)).ExceptNulls().ToArray();
seq.VerticalReferences = seq.Verticals.Select(v => v.GetReference()).ToArray();
}));
}
public static Vertical Load(string folderName, string urlName, EdxLoadOptions options)
{
return(Load <Vertical>(folderName, "vertical", urlName, options, v =>
{
v.Components = v.ComponentReferences.Select(x => x.LoadComponent(folderName, x.UrlName, options)).ExceptNulls().ToArray();
v.ComponentReferences = v.Components.Select(c => c.GetReference()).ToArray();
}));
}
public static EdxCourse Load(string folderName, EdxLoadOptions options = null)
{
options = options ?? new EdxLoadOptions();
var course = new FileInfo($"{folderName}/course.xml").DeserializeXml <EdxCourse>();
course.StaticFiles = $"{folderName}/static".GetFiles();
course.CourseWithChapters = CourseWithChapters.Load(folderName, course.UrlName, options);
return(course);
}
public override Component LoadComponent(string folderName, string urlName, EdxLoadOptions options)
{
return(SlideProblemComponent.Load(folderName, urlName, options));
}
public virtual Component LoadComponent(string folderName, string urlName, EdxLoadOptions options)
{
return(null);
}
public static TComponent Load <TComponent>(string folderName, string type, string urlName, EdxLoadOptions options, Action <TComponent> loadInner = null) where TComponent : EdxItem
{
try
{
var fileInfo = new FileInfo($"{folderName}/{type}/{urlName}.xml");
if (!fileInfo.Exists)
{
if (options.FailOnNonExistingItem)
{
throw new FileNotFoundException($"File {fileInfo.FullName} not found.");
}
else
{
options.HandleNonExistentItemTypeName?.Invoke(type, urlName);
return(null);
}
}
var component = fileInfo.DeserializeXml <TComponent>();
component.UrlName = urlName;
loadInner?.Invoke(component);
return(component);
}
catch (Exception e)
{
throw new Exception($"{type} {urlName} load error", e);
}
}