[Building Sakai] Use of GradebookService as a web service
David Horwitz
david.horwitz at uct.ac.za
Mon May 21 07:42:26 PDT 2012
Also assuming that Role.INSTRUCTOR is "Instructor" this fails on systems
that use other role names (for localisation or i18n)
D
On 05/21/2012 04:32 PM, Matthew Jones wrote:
> Hmm,
>
> It's possible that could be a bug, try it in a course site with an
> instructor.
>
> It looks like the call for isUserAbleToGrade checks specific
> INSTRUCTOR and QA roles, so might not work in a project site. It
> should probably check against the specific maintain role defined on
> the site as well.
>
> public boolean isUserAbleToGrade(String gradebookUid, String userUid) {
> return (getSectionAwareness().isSiteMemberInRole(gradebookUid,
> userUid, Role.INSTRUCTOR) ||
> getSectionAwareness().isSiteMemberInRole(gradebookUid, userUid, Role.TA));
> }
>
> Otherwise verify that in that realm that user has all permissions to
> grade. This looks suspicious though.
>
> On Mon, May 21, 2012 at 7:16 AM, Shoji Kajita <kajita at nagoya-u.jp
> <mailto:kajita at nagoya-u.jp>> wrote:
>
> Hi Chuck and Matthew,
>
> Thank you for your advices.
>
> I'm now taking a look on these pointers and getting close to
> work. However, I'm still getting the following exception:
>
> java.lang.SecurityException : User shoji attempted to access grade
> information for student kajita without permission in gb
> 8e328a23-c343-40cc-bcb0-547553b9cd46 using
> gradebookService.getGradesForStudentsForItem
>
> As far as I see, "shoji" has the permission to grade because he
> has the maintain role.
>
> Any thoughts?
>
> Best regards,
> Shoji
>
> At Sun, 20 May 2012 12:59:33 -0400,
> Charles Severance wrote:
> >
> > [1 <text/plain; us-ascii (quoted-printable)>]
> > Shoji,
> >
> > If you look here
> >
> >
> https://source.sakaiproject.org/svn//basiclti/trunk/basiclti-blis/src/java/org/sakaiproject/blti/ServiceServlet.java
> >
> > You will find some simple calls to the gradebook service to set
> grades.
> >
> > Here
> >
> >
> https://source.sakaiproject.org/svn//basiclti/trunk/basiclti-portlet/src/java/org/sakaiproject/portlets/IMSBLTIPortlet.java
> >
> > It makes gradebook items.
> >
> > I borrowed the code from the Assignments tool/
> >
> > /Chuck
> >
>
> At Sat, 19 May 2012 23:50:30 -0400,
> Matthew Jones wrote:
> >
> > Hi Shoji!
> >
> > This probably just looks like a confusing special case. You have
> to use
> > component manager to get the beans from the spring components,
> then cast it
> > to the interfaces (apis) that are in shared.
> >
> > For gradebook, they're probably just named differently, for
> whatever reason.
> >
> > Look at this webservice for some example gradebook code for getting
> > gradebooks and grades. Hopefully you can use this for whatever
> you need.
> >
> https://source.sakaiproject.org/svn/msub/longsight.com/webservices/webservices-1.0.x/axis/src/webapp/WSLongsight.jws
> >
> >
> > And I think this one on confluence still works too?
> >
> https://confluence.sakaiproject.org/display/~steve.swinsburg/Additional+web+services+for+Sakai#AdditionalwebservicesforSakai-SakaiGradebook
> <https://confluence.sakaiproject.org/display/%7Esteve.swinsburg/Additional+web+services+for+Sakai#AdditionalwebservicesforSakai-SakaiGradebook>
> >
> > -Matthew
> >
> > On Sat, May 19, 2012 at 10:13 PM, Shoji Kajita
> <kajita at nagoya-u.jp <mailto:kajita at nagoya-u.jp>> wrote:
> >
> > > Dear Sakai Developers,
> > >
> > > I'm trying to develop a new web service for getting
> information from
> > > Gradebook, but I have been struggling from using GradebookService.
> > >
> > > For example, I can call
> > >
> > > gradebookService.isGradebookDefined
> > >
> > > successfully when I use
> > >
> > > gradebookService = (GradebookService)
> > >
> ComponentManager.get("org.sakaiproject.service.gradebook.GradebookService");
> > >
> > > as seen in the following simple code. But, it is failed when I use
> > >
> > > gradebookService = (GradebookService)
> > >
> ComponentManager.get("org.sakaiproject.service.gradebook.shared.GradebookService");
> > >
> > > in line 31. I'm probably misunderstanding something.
> > >
> > > I really appreciate if someone gives me any pointer to address
> this.
> > >
> > > Best regards,
> > > Shoji Kajita
> > > Kyoto University
> > > ----
> > > 01: import org.apache.axis.AxisFault;
> > > 02: import org.apache.commons.logging.Log;
> > > 03: import org.apache.commons.logging.LogFactory;
> > > 04: import
> org.sakaiproject.service.gradebook.shared.GradebookService;
> > > 05: import org.sakaiproject.tool.api.Session;
> > > 06: import org.sakaiproject.tool.api.SessionManager;
> > > 07: import org.sakaiproject.component.cover.ComponentManager;
> > > 08:
> > > 09: public class CourseGradebook {
> > > 10:
> > > 11: private GradebookService gradebookService;
> > > 12: private SessionManager sessionManager;
> > > 13:
> > > 14: private static Log LOG =
> LogFactory.getLog(CourseGradebook.class);
> > > 15:
> > > 16: private Session establishSession(String sessionId)
> throws AxisFault
> > > 17: {
> > > 18: Session s = sessionManager.getSession(sessionId);
> > > 19:
> > > 20: if (s == null)
> > > 21: {
> > > 22: throw new AxisFault("Session
> \""+sessionId+"\" is
> > > not active");
> > > 23: }
> > > 24: s.setActive();
> > > 25: sessionManager.setCurrentSession(s);
> > > 26: return s;
> > > 27: }
> > > 28:
> > > 29: public CourseGradebook() {
> > > 30: // gradebookService = (GradebookService)
> > > ComponentManager.get(GradebookService.class.getName());
> > > 31: gradebookService = (GradebookService)
> > >
> ComponentManager.get("org.sakaiproject.service.gradebook.shared.GradebookService");
> > > 32: // gradebookService = (GradebookService)
> > >
> ComponentManager.get("org.sakaiproject.service.gradebook.GradebookService");
> > > 33: sessionManager = (SessionManager)
> > > ComponentManager.get(SessionManager.class.getName());
> > > 34: }
> > > 35:
> > > 36: public String getCompletedDate(String sessionId,
> String siteId)
> > > throws AxisFault {
> > > 37:
> > > 38: Session session = establishSession(sessionId);
> > > 39:
> > > 40: String gbID = siteId;
> > > 41: if (!gradebookService.isGradebookDefined(gbID)) {
> > > 42: System.out.println("Debug: Not found.");
> > > 43: return "No gradebook found for this site.";
> > > 44: }
> > > 45: return "Gradebook found for this site.";
> > > 46: }
> > > 47:
> > > 48: }
> > > -----
> > > _______________________________________________
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> > > sakai-dev at collab.sakaiproject.org
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