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Viewing changes to ivle/database.py

  • Committer: William Grant
  • Date: 2009-12-09 00:02:49 UTC
  • mto: This revision was merged to the branch mainline in revision 1384.
  • Revision ID: grantw@unimelb.edu.au-20091209000249-y1teiw7yxkyhuhvd
Indicate when there is nobody assigned to a project, and link to the page to fix that.

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ivle/database.py
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from storm.locals import create_database, Store, Int, Unicode, DateTime, \
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                         Reference, ReferenceSet, Bool, Storm, Desc
 
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from storm.expr import Select, Max
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from storm.exceptions import NotOneError, IntegrityError
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from ivle.worksheet.rst import rst
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    @property
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    def display_name(self):
 
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        """Returns the "nice name" of the user or group."""
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        return self.fullname
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    @property
 
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    def short_name(self):
 
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        """Returns the database "identifier" name of the user or group."""
 
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        return self.login
 
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    @property
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    def password_expired(self):
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        fieldval = self.pass_exp
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        return fieldval is not None and datetime.datetime.now() > fieldval
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        they may do everything. Otherwise they may do nothing.
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        """
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        if user and user.admin or user is self:
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            return set(['view', 'edit', 'submit_project'])
 
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            return set(['view_public', 'view', 'edit', 'submit_project'])
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        else:
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            return set()
 
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            return set(['view_public'])
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# SUBJECTS AND ENROLMENTS #
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        return enrolment
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    def get_members_by_role(self, role):
 
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        return Store.of(self).find(User,
 
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                Enrolment.user_id == User.id,
 
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                Enrolment.offering_id == self.id,
 
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                Enrolment.role == role
 
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                ).order_by(User.login)
 
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    @property
 
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    def students(self):
 
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        return self.get_members_by_role(u'student')
 
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class Enrolment(Storm):
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    """An enrolment of a user in an offering.
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    def get_permissions(self, user):
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        return self.offering.get_permissions(user)
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    @property
 
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    def is_group(self):
 
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        return self.max_students_per_group is not None
 
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    @property
 
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    def assigned(self):
 
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        """Get the entities (groups or users) assigned to submit this project.
 
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        This will be a Storm ResultSet.
 
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        """
 
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        #If its a solo project, return everyone in offering
 
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        if self.is_group:
 
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            return self.project_groups
 
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        else:
 
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            return self.offering.students
 
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class Project(Storm):
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    """A student project for which submissions can be made."""
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    def get_permissions(self, user):
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        return self.project_set.offering.get_permissions(user)
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    @property
 
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    def latest_submissions(self):
 
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        """Return the latest submission for each Assessed."""
 
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        return Store.of(self).find(ProjectSubmission,
 
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            Assessed.project_id == self.id,
 
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            ProjectSubmission.assessed_id == Assessed.id,
 
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            ProjectSubmission.date_submitted == Select(
 
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                    Max(ProjectSubmission.date_submitted),
 
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                    ProjectSubmission.assessed_id == Assessed.id,
 
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                    tables=ProjectSubmission
 
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            )
 
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        )
 
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class ProjectGroup(Storm):
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    """A group of students working together on a project."""
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    @property
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    def display_name(self):
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        return '%s (%s)' % (self.nick, self.name)
 
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        """Returns the "nice name" of the user or group."""
 
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        return self.nick
 
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    @property
 
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    def short_name(self):
 
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        """Returns the database "identifier" name of the user or group."""
 
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        return self.name
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    def get_projects(self, offering=None, active_only=True):
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        '''Find projects that the group can submit.
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            self.user or self.project_group, self.project)
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    @property
 
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    def is_group(self):
 
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        """True if the Assessed is a group, False if it is a user."""
 
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        return self.project_group is not None
 
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    @property
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    def principal(self):
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        return self.project_group or self.user
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