private WhoAmIUser WhoAmI( )
{
if( m_valenceUserContext == null ) {
throw new Exception( "This method can only be used for an authenticated user" );
}
var client = new RestClient( "https://" + LMS_URL );
var authenticator = new ValenceAuthenticator( m_valenceUserContext );
var request = new RestRequest( WHOAMI_ROUTE );
authenticator.Authenticate( client, request );
var response = client.Execute<WhoAmIUser>( request );
return response.Data;
}
public bool DeleteUser(int OrgUnitID, int UserID)
{
m_valenceUserContext = m_valenceAppContext.CreateUserContext(m_userId, m_userKey, m_valenceHost);
Models.Enrollment.EnrollmentData rtnValue = new Models.Enrollment.EnrollmentData();
var client = new RestClient("https://" + LMS_URL);
var authenticator = new ValenceAuthenticator(m_valenceUserContext);
string url = string.Format(USER_ENROLL_REMOVE, OrgUnitID.ToString(), UserID.ToString());
var request = new RestRequest(url, Method.DELETE);
authenticator.Authenticate(client, request);
var response = client.Execute(request);
return true;
}
private static int Main( string[] args )
{
var options = new Options();
try {
if (!Parser.Default.ParseArguments( args, options )) {
return -1;
}
}
catch (TargetInvocationException e) {
Console.Error.Write( options.GetUsage() );
Console.Error.WriteLine( e.InnerException.InnerException.Message );
return -2;
}
var host = new Uri( options.Host );
var appContextFactory = new D2LAppContextFactory();
var appContext = appContextFactory.Create( options.AppId, options.AppKey );
var userContext = appContext.CreateAnonymousUserContext( new HostSpec( host.Scheme, host.Host, host.Port ) );
const int MAX_ATTEMPTS = 3;
var attempts = 0;
IRestResponse response;
bool again;
do {
if (options.Verbose && attempts != 0) {
Console.WriteLine( "Making attempt #" + ( attempts + 1 ) );
}
var client = new RestClient( host.ToString() );
var authenticator = new ValenceAuthenticator( userContext );
var request = new RestRequest( VERSIONS_ROUTE, Method.GET );
authenticator.Authenticate( client, request );
response = client.Execute( request );
again = false;
if (response.StatusCode == HttpStatusCode.Forbidden && response.Content.StartsWith( "Timestamp out of range" )) {
var serverTime = 1000*long.Parse( new string( response.Content.SkipWhile( x => !char.IsNumber( x ) ).ToArray() ) );
userContext.ServerSkewMillis = serverTime - GetTime();
again = true;
}
attempts++;
} while (again & attempts < MAX_ATTEMPTS);
if (options.Verbose && attempts == MAX_ATTEMPTS) {
Console.WriteLine( "Too much timestamp skew, giving up." );
}
if (response.StatusCode == HttpStatusCode.OK) {
try {
JsonConvert.DeserializeObject<List<VersionsItem>>( response.Content );
}
catch (JsonSerializationException e) {
Console.Error.WriteLine( "Call succeeded but could not deserialize the response." );
Console.Error.Write( "Error: " );
Console.Error.WriteLine( Indent( e.Message ) );
if (!string.IsNullOrEmpty( response.Content )) {
Console.Error.WriteLine( "Response:" );
Console.Error.WriteLine( Indent( response.Content ) );
}
return -3;
}
Console.WriteLine( "Ok" );
if (options.Verbose) {
Console.WriteLine( "Response headers:" );
PrintHeaders( Console.Out, response );
Console.WriteLine( "Response body:" );
Console.WriteLine( Indent( response.Content ) );
}
return 0;
}
if (options.Guess) {
if (response.StatusCode == HttpStatusCode.Forbidden && response.Content == "Invalid token") {
Console.WriteLine( "App not synced to LMS or explicitly denied in Manage Extensibility." );
}
else if (response.StatusCode == HttpStatusCode.Forbidden && response.Content.StartsWith( "Timestamp out of range" )) {
Console.WriteLine( "Timestamp skew could not be rectified." );
}
else if (!string.IsNullOrEmpty( response.ErrorMessage )) {
Console.WriteLine( response.ErrorMessage );
}
else {
Console.WriteLine( "Unknown error" );
}
}
else {
Console.Error.WriteLine( "Failure!" );
if (response.ErrorMessage != null) {
Console.Error.WriteLine( "Error: " );
Console.Error.WriteLine( Indent( response.ErrorMessage ) );
}
if (response.StatusDescription != null) {
Console.Error.WriteLine( "Response status: " );
Console.Error.WriteLine( Indent( response.StatusDescription ) );
}
if (response.Headers != null) {
PrintHeaders( Console.Error, response );
}
if (!String.IsNullOrEmpty( response.Content )) {
Console.Error.WriteLine( "Response: " );
Console.Error.WriteLine( Indent( response.Content ) );
}
}
return -4;
}
public Models.Enrollment.EnrollmentData EnrollUser(int OrgUnitID, int UserID, int RoleId)
{
m_valenceUserContext = m_valenceAppContext.CreateUserContext(m_userId, m_userKey, m_valenceHost);
Models.Enrollment.EnrollmentData rtnValue = new Models.Enrollment.EnrollmentData();
Models.Enrollment.CreateEnrollmentData model =
new Models.Enrollment.CreateEnrollmentData(OrgUnitID, UserID, RoleId );
var client = new RestClient("https://" + LMS_URL);
var authenticator = new ValenceAuthenticator(m_valenceUserContext);
var request = new RestRequest( USER_CREATE_ENROLLMENT, Method.POST);
RestSharp.Parameter p = new Parameter ();
p.Type = ParameterType.RequestBody;
p.Name = "CreateEnrollmentData";
p.Value = SimpleJson.SerializeObject(model);
request.AddParameter(p);
authenticator.Authenticate(client, request);
var response = client.Execute (request);
return null;
}
public bool UpdateCourseActivation(string orgUnitId, bool Activation)
{
// Get Course Object
Models.Course.CourseOffering course = GetCourseOffering(orgUnitId);
Models.Course.CourseOfferingInfo model = new Models.Course.CourseOfferingInfo(course);
model.IsActive = Activation.ToString();
m_valenceUserContext = m_valenceAppContext.CreateUserContext(m_userId, m_userKey, m_valenceHost);
var client = new RestClient("https://" + LMS_URL);
var authenticator = new ValenceAuthenticator(m_valenceUserContext);
var request = new RestRequest(string.Format(COURSE_UPDATE,orgUnitId), Method.PUT );
RestSharp.Parameter p = new Parameter();
p.Type = ParameterType.RequestBody;
p.Name = "CourseOfferingInfo";
p.Value = SimpleJson.SerializeObject(model);
request.AddParameter(p);
authenticator.Authenticate(client, request);
var response = client.Execute(request);
return true;
}
public object GetUserEnrollments(string userName)
{
int userOrgID = GetUserData(userName).UserId;
var client = new RestClient("https://" + LMS_URL);
var authenticator = new ValenceAuthenticator(m_valenceUserContext);
string bookmark = "";
List<Models.Enrollment.UserOrgUnit > enrollments = new List<Models.Enrollment.UserOrgUnit> ();
do
{
string reqStr = string.Format(USER_ENROLLMENTS, userOrgID.ToString());
if (bookmark != "")
reqStr += "?bookmark=" + bookmark;
var request = new RestRequest(reqStr);
authenticator.Authenticate(client, request);
var response = client.Execute<Dictionary<string, string>>(request);
Models.API.PagingInfo pageInfo = SimpleJson.DeserializeObject<Models.API.PagingInfo>(response.Data["PagingInfo"]);
List<Models.Enrollment.UserOrgUnit> items = SimpleJson.DeserializeObject<List<Models.Enrollment.UserOrgUnit>>(response.Data["Items"]);
enrollments.AddRange(items);
if (pageInfo.HasMoreItems)
bookmark = pageInfo.Bookmark;
else bookmark = "";
} while (bookmark != "");
return enrollments ;
}
public Models.User.UserData GetUserData(string userName)
{
var client = new RestClient("https://" + LMS_URL);
var authenticator = new ValenceAuthenticator(m_valenceUserContext);
var request = new RestRequest(string.Format(USERLOOKUP_USERNAME_ROUTE, userName));
authenticator.Authenticate(client, request);
var response = client.Execute<Models.User.UserData>(request);
return response.Data;
}
public string GetFinalGrade(int OrgUnitID, int UserId)
{
var client = new RestClient("https://" + LMS_URL);
var authenticator = new ValenceAuthenticator(m_valenceUserContext);
var request = new RestRequest(string.Format(USER_GRADE_FINAL , OrgUnitID .ToString (),UserId.ToString ()));
authenticator.Authenticate(client, request);
var response = client.Execute<Models.Grade .GradeValue>(request);
return response.Data.DisplayedGrade;
}
public Models.Course.CourseOffering GetCourseOffering(string orgUnitID)
{
var client = new RestClient("https://" + LMS_URL);
var authenticator = new ValenceAuthenticator(m_valenceUserContext);
var request = new RestRequest(string.Format(COURSE_LOOKUP, orgUnitID));
authenticator.Authenticate(client, request);
var response = client.Execute<Models.Course.CourseOffering>(request);
return response.Data;
}