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Viewing changes to ivle/webapp/tutorial/__init__.py

  • Committer: Nick Chadwick
  • Date: 2009-03-09 01:15:33 UTC
  • mto: This revision was merged to the branch mainline in revision 1162.
  • Revision ID: chadnickbok@gmail.com-20090309011533-dw59mhauiysji3nt
Fixed a slight oversight, which meant there was no way to add a new
exercise through the ui.

In addition, entire exercises can now be deleted, providing they have
never been linked to a worksheet.

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Lines of Context:
ivle/webapp/tutorial/__init__.py
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        if self.context is None:
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            raise NotFound()
 
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    #Remove the context and all of its tests
 
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    def remove_exercise(self, req):
 
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        for suite in self.context.test_suites:
 
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            for var in suite.variables:
 
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                req.store.remove(var)
 
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            for case in suite.test_cases:
 
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                for part in case.parts:
 
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                    req.store.remove(part)
 
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                req.store.remove(case)
 
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            req.store.remove(suite)
 
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        req.store.remove(self.context)
 
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    def populate(self, req, ctx):
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        ctx['exercise'] = self.context
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            if self.context.worksheet_exercises.count() is not 0:
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                ctx['hasworksheets'] = True
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            else:
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                #TODO: DELETE the exercise and all its test cases
 
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                self.remove_exercise(req)
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                ctx['deleted'] = True
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        else:
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            if self.context.worksheet_exercises.count() is not 0:
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            else:
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                ctx['hasworksheets'] = False
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class ExerciseAddView(XHTMLView):
 
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    """View for creating a new exercise."""
 
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    permission = 'edit'
 
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    template = 'templates/exercise_add.html'
 
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    def authorize(self, req):
 
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        for offering in req.store.find(Offering):
 
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            if 'edit' in offering.get_permissions(req.user):
 
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                return True
 
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        return False
 
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    def populate(self, req, ctx):
 
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        self.plugin_scripts[Plugin] = ['exercise_admin.js']
 
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class ExercisesView(XHTMLView):
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    """View for seeing the list of all exercises"""
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        # Exercise View Urls
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        ('+exercises', ExercisesView),
 
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        ('+exercises/+add', ExerciseAddView),
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        ('+exercises/:exercise/+edit', ExerciseEditView),
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        ('+exercises/:exercise/+delete', ExerciseDeleteView),
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