public PageModel(Entities.Lecture lecture, Entities.User user, CommitInfo commitInfo, string current_page_path, string branch, System.Dynamic.ExpandoObject viewBag)
{
this.lecture = lecture;
Lecture = new Lecture(lecture);
CommitInfo = commitInfo;
CurrentPagePath = current_page_path;
Branch = branch;
ViewBag = viewBag;
User = new User(user, user.IsTeacher(lecture) ? Role.Teacher : Role.Studnet);
Teachers = lecture.GetTeachers().Where(x => x.IsTeacher(lecture)).Select(x => new User(x, Role.Teacher));
Students = lecture.GetTeachers().Where(x => x.IsStudent(lecture)).Select(x => new User(x, Role.Studnet));
}
public static async Task <Activity> BuildActivityAsync(Entities.Lecture lecture, string activity_filename, Entities.User user, IDictionary <string, string> args, string current_page_path, string branch)
{
var text = lecture.ReadActivityFile(activity_filename, branch);
var engine = new RazorLight.RazorLightEngineBuilder()
.UseEmbeddedResourcesProject(typeof(Dummy))
.UseMemoryCachingProvider()
.Build();
var commitInfo = lecture.LectureContentsRepositoryPair.ReadCommitInfo($"activities/{activity_filename}", branch);
dynamic viewbag = new System.Dynamic.ExpandoObject();
var model = new PageModel(lecture, user, commitInfo, current_page_path, branch, viewbag);
StringBuilder sb = new StringBuilder();
sb.AppendLine($"@model {model.GetType().FullName}");
sb.AppendLine("@{ DisableEncoding = true; }");
sb.Append(text);
var x = viewbag as IDictionary <string, Object>;
foreach (var p in lecture.GetParameters().GetValues())
{
x.Add(p.Name, p.GetValue());
}
foreach (var p in args)
{
x.Add(p.Key, p.Value);
}
var xml = await engine.CompileRenderStringAsync($"{lecture.DirectoryPath}/contents/activities/{activity_filename}:{branch}", sb.ToString(), model, viewbag);
XmlSchemaSet set = new XmlSchemaSet();
set.Add("urn:activity-schema", $"ActivitySchema.xsd");
XmlSchema schema = null;
foreach (XmlSchema s in set.Schemas("urn:activity-schema"))
{
schema = s;
}
XmlDocument xdoc = new XmlDocument();
xdoc.Schemas.Add(schema);
xdoc.LoadXml(xml);
var sb2 = new System.Text.StringBuilder();
xdoc.Validate((sender, args) => {
if (args.Severity == XmlSeverityType.Error)
{
sb2.AppendLine("Error: " + args.Message);
}
});
var validateResult = sb2.ToString().TrimEnd();
if (validateResult != string.Empty)
{
throw new FormatException(validateResult);
}
System.Xml.Serialization.XmlSerializer serializer = new System.Xml.Serialization.XmlSerializer(typeof(Activity));
using (var ms = new MemoryStream(System.Text.Encoding.UTF8.GetBytes(xml)))
{
return((Activity)serializer.Deserialize(ms));
}
}
public Lecture(Entities.Lecture lecture)
{
Name = lecture.Name;
Subject = lecture.Subject;
Owner = new User(lecture.Owner, lecture.Owner.IsTeacher(lecture) ? Role.Teacher : Role.Studnet);
}