/*==========================================================================*\
| $Id: SelectSubmissionProfile.java,v 1.3 2011/12/25 21:11:41 stedwar2 Exp $
|*-------------------------------------------------------------------------*|
| Copyright (C) 2006-2011 Virginia Tech
|
| This file is part of Web-CAT.
|
| Web-CAT is free software; you can redistribute it and/or modify
| it under the terms of the GNU Affero General Public License as published
| by the Free Software Foundation; either version 3 of the License, or
| (at your option) any later version.
|
| Web-CAT is distributed in the hope that it will be useful,
| but WITHOUT ANY WARRANTY; without even the implied warranty of
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
| GNU General Public License for more details.
|
| You should have received a copy of the GNU Affero General Public License
| along with Web-CAT; if not, see <http://www.gnu.org/licenses/>.
\*==========================================================================*/
package org.webcat.grader;
import com.webobjects.appserver.*;
import com.webobjects.eoaccess.*;
import com.webobjects.eocontrol.*;
import com.webobjects.foundation.*;
import org.apache.log4j.Logger;
import org.webcat.core.*;
import org.webcat.core.messaging.UnexpectedExceptionMessage;
// -------------------------------------------------------------------------
/**
* This class presents the list of current submission profiles that
* are available for selection.
*
* @author Stephen Edwards
* @author Last changed by: $Author: stedwar2 $
* @version $Revision: 1.3 $, $Date: 2011/12/25 21:11:41 $
*/
public class SelectSubmissionProfile
extends GraderComponent
{
//~ Constructors ..........................................................
// ----------------------------------------------------------
/**
* This is the default constructor
*
* @param context The page's context
*/
public SelectSubmissionProfile( WOContext context )
{
super( context );
}
//~ KVC Attributes (must be public) .......................................
public WODisplayGroup gradingProfileDisplayGroup;
public SubmissionProfile submissionProfile; // For Repetition1
public int selectedIndex = -1;
public int index = -1;
public boolean createNew = false;
//~ Methods ...............................................................
// ----------------------------------------------------------
protected void beforeAppendToResponse(
WOResponse response, WOContext context)
{
NSMutableArray<EOQualifier> qualifiers =
new NSMutableArray<EOQualifier>();
// Look for submission profiles authored by this individual
qualifiers.addObject( new EOKeyValueQualifier(
SubmissionProfile.AUTHOR_KEY,
EOQualifier.QualifierOperatorEqual,
user()
) );
// Also look for submission profiles used in this class
qualifiers.addObject( new EOKeyValueQualifier(
SubmissionProfile.COURSE_OFFERINGS_KEY,
EOQualifier.QualifierOperatorContains,
prefs().assignmentOffering()
.courseOffering()
) );
try
{
gradingProfileDisplayGroup.setQualifier(
new EOOrQualifier( qualifiers ) );
gradingProfileDisplayGroup.fetch();
}
catch ( Exception e )
{
log.error( "exception searching for sub profiles", e );
new UnexpectedExceptionMessage(e, context(), null,
"Exception searching for sub profiles").send();
try
{
// Try fetching all of the submission profiles, which should
// deepen all the relationships (I hope!)
EOUtilities.objectsForEntityNamed(
localContext(),
SubmissionProfile.ENTITY_NAME );
gradingProfileDisplayGroup.setQualifier(
new EOOrQualifier( qualifiers ) );
gradingProfileDisplayGroup.fetch();
}
catch ( Exception e2 )
{
log.error( "2nd exception searching for sub profiles", e2 );
new UnexpectedExceptionMessage(e2, context(), null,
"2nd exception searching for sub profiles")
.send();
// OK, just kill the second part of the qualifier to
// get only this user's stuff
gradingProfileDisplayGroup.setQualifier(
qualifiers.objectAtIndex( 0 ) );
gradingProfileDisplayGroup.fetch();
}
}
Assignment selectedAssignment =
prefs().assignmentOffering().assignment();
SubmissionProfile selectedProfile =
selectedAssignment.submissionProfile();
if ( selectedProfile != null )
{
selectedIndex = gradingProfileDisplayGroup.displayedObjects()
.indexOfIdenticalObject( selectedProfile );
if ( selectedIndex == NSArray.NotFound )
{
log.error( "how can this be?" );
selectedAssignment
.setSubmissionProfileRelationship( null );
selectedProfile = null;
}
}
if ( selectedProfile == null &&
gradingProfileDisplayGroup.displayedObjects().count() > 0 )
{
selectedIndex = 0;
selectedAssignment.setSubmissionProfileRelationship(
(SubmissionProfile)gradingProfileDisplayGroup
.displayedObjects().objectAtIndex( selectedIndex ) );
}
if ( selectedIndex < 0 && !createNew )
{
createNew = true;
}
super.beforeAppendToResponse( response, context );
}
// ----------------------------------------------------------
/* Checks for errors, then records the currently selected item.
*
* @returns true if the next page should be a detail edit view
*/
protected boolean saveSelectionCheckForEditing()
{
if ( selectedIndex == -1 && !createNew )
{
error(
"You must choose a submission rule profile to proceed." );
return false;
}
else if ( createNew )
{
createNewProfile();
return true;
}
else
{
log.debug( "existing profile selected ("
+ selectedIndex
+ ")" );
Assignment selectedAssignment =
prefs().assignmentOffering().assignment();
selectedAssignment.setSubmissionProfileRelationship(
(SubmissionProfile)gradingProfileDisplayGroup
.displayedObjects().objectAtIndex( selectedIndex ) );
return false;
}
}
// ----------------------------------------------------------
public WOComponent editSubmissionProfile()
{
WCComponent result = null;
if ( saveSelectionCheckForEditing() || !hasMessages() )
{
result = (WCComponent)pageWithName(
EditSubmissionProfilePage.class.getName() );
result.nextPage = nextPage;
}
return result;
}
// ----------------------------------------------------------
public WOComponent next()
{
WOComponent result = null;
if ( saveSelectionCheckForEditing() )
{
WCComponent comp = (WCComponent)pageWithName(
EditSubmissionProfilePage.class.getName() );
comp.nextPage = nextPage;
result = comp;
}
else
{
result = super.next();
}
return result;
}
// ----------------------------------------------------------
public WOComponent finish()
{
WOComponent result = null;
if ( saveSelectionCheckForEditing() )
{
WCComponent comp = (WCComponent)pageWithName(
EditSubmissionProfilePage.class.getName() );
comp.nextPage = nextPage;
result = comp;
}
else
{
result = super.finish();
}
return result;
}
// ----------------------------------------------------------
public WOComponent apply()
{
WOComponent result = null;
if ( saveSelectionCheckForEditing() )
{
WCComponent comp = (WCComponent)pageWithName(
EditSubmissionProfilePage.class.getName() );
comp.nextPage = nextPage;
result = comp;
}
else
{
result = super.apply();
}
return result;
}
// ----------------------------------------------------------
public void createNewProfile()
{
log.debug( "createNewProfile()" );
SubmissionProfile newProfile = new SubmissionProfile();
localContext().insertObject( newProfile );
Assignment selectedAssignment =
prefs().assignmentOffering().assignment();
selectedAssignment.setSubmissionProfileRelationship( newProfile );
newProfile.setAuthor( user() );
}
//~ Instance/static variables .............................................
static Logger log = Logger.getLogger( SelectSubmissionProfile.class );
}