[Building Sakai] Use of GradebookService as a web service
Steve Swinsburg
steve.swinsburg at gmail.com
Tue May 22 15:06:37 PDT 2012
It works via the permission I sent earlier. So tick that in the role for the realm and you should be set.
I'm not near a computer but it would be good to verify the permissions for grade book in the default project site realm roles. I use the grade book in project sites.
Cheers
Steve
Sent from my iPhone
On 23/05/2012, at 0:59, Shoji Kajita <kajita at nagoya-u.jp> wrote:
> Hi there,
>
> Thank you for your suggestions.
>
> I think that Aaron is getting the point, i.e., the worksite I'm using
> is a project site, not a course site.
>
> So, I think that isUserAbleToGrade should be true even if in Maintain
> Role to reduce this kind of confusion.
>
> Shoji at Kyoto (not Nagoya)
>
> At Mon, 21 May 2012 10:50:43 -0400,
> Aaron Zeckoski wrote:
>>
>> Yeah, that should probably check a permission like site.upd or
>> section.role.instructor or something to that effect. Checking the role
>> directly is definitely not the way to go.
>>
>> -AZ
>>
>>
>> On Mon, May 21, 2012 at 10:42 AM, David Horwitz <david.horwitz at uct.ac.za> wrote:
>>> 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> 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
>>>>>
>>>>> -Matthew
>>>>>
>>>>> On Sat, May 19, 2012 at 10:13 PM, Shoji Kajita <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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>>>>>>
>>>
>>>
>>>
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>>
>>
>>
>> --
>> Aaron Zeckoski - Software Architect - http://tinyurl.com/azprofile
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