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Viewing changes to ivle/webapp/admin/subject.py

  • Committer: Nick Chadwick
  • Date: 2009-03-17 01:42:19 UTC
  • mto: This revision was merged to the branch mainline in revision 1162.
  • Revision ID: chadnickbok@gmail.com-20090317014219-e0dvzakaxw58b71p
Fixed a problem with exercise editor, which wasn't editing or adding
variables properly.

Fixed the final issues from the merge-proposal, which make deleting
exercises use appropriate functions, which now raise exceptions
if they fail.

Show diffs side-by-side

added added

removed removed

Lines of Context:
ivle/webapp/admin/subject.py
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# A sample / testing application for IVLE.
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import os
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import os.path
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import urllib
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import urlparse
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import cgi
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from storm.locals import Desc, Store
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import genshi
 
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from storm.locals import Desc
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from genshi.filters import HTMLFormFiller
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from genshi.template import Context, TemplateLoader
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import formencode
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from ivle.webapp.base.xhtml import XHTMLView
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from ivle.webapp.base.plugins import ViewPlugin, MediaPlugin
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from ivle.webapp import ApplicationRoot
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from ivle.database import Subject, Semester, Offering, Enrolment, User,\
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                          ProjectSet, Project, ProjectSubmission
 
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from ivle.webapp.errors import NotFound
 
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from ivle.database import Subject, Semester, Offering, Enrolment, User
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from ivle import util
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import ivle.date
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from ivle.webapp.admin.projectservice import ProjectSetRESTView,\
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                                             ProjectRESTView
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from ivle.webapp.admin.offeringservice import OfferingRESTView
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from ivle.webapp.admin.traversal import (root_to_subject,
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            subject_to_offering, offering_to_projectset, offering_to_project,
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            subject_url, offering_url, projectset_url, project_url)
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class SubjectsView(XHTMLView):
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    '''The view of the list of subjects.'''
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    template = 'templates/subjects.html'
 
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    template = 'subjects.html'
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    tab = 'subjects'
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    def authorize(self, req):
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class EnrolView(XHTMLView):
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    """A form to enrol a user in an offering."""
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    template = 'templates/enrol.html'
 
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    template = 'enrol.html'
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    tab = 'subjects'
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    permission = 'edit'
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    def __init__(self, req, subject, year, semester):
 
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        """Find the given offering by subject, year and semester."""
 
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        self.context = req.store.find(Offering,
 
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            Offering.subject_id == Subject.id,
 
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            Subject.short_name == subject,
 
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            Offering.semester_id == Semester.id,
 
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            Semester.year == year,
 
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            Semester.semester == semester).one()
 
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        if not self.context:
 
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            raise NotFound()
 
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    def filter(self, stream, ctx):
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        return stream | HTMLFormFiller(data=ctx['data'])
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        ctx['offering'] = self.context
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        ctx['errors'] = errors
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class OfferingProjectsView(XHTMLView):
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    """View the projects for an offering."""
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    template = 'templates/offering_projects.html'
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    permission = 'edit'
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    tab = 'subjects'
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    def project_url(self, projectset, project):
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        return "/subjects/%s/%s/%s/+projects/%s" % (
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                    self.context.subject.short_name,
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                    self.context.semester.year,
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                    self.context.semester.semester,
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                    project.short_name
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                    )
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    def new_project_url(self, projectset):
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        return "/api/subjects/" + self.context.subject.short_name + "/" +\
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                self.context.semester.year + "/" + \
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                self.context.semester.semester + "/+projectsets/" +\
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                str(projectset.id) + "/+projects/+new"
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    def populate(self, req, ctx):
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        self.plugin_styles[Plugin] = ["project.css"]
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        self.plugin_scripts[Plugin] = ["project.js"]
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        ctx['offering'] = self.context
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        ctx['projectsets'] = []
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        #Open the projectset Fragment, and render it for inclusion
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        #into the ProjectSets page
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        #XXX: This could be a lot cleaner
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        loader = genshi.template.TemplateLoader(".", auto_reload=True)
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        set_fragment = os.path.join(os.path.dirname(__file__),
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                "templates/projectset_fragment.html")
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        project_fragment = os.path.join(os.path.dirname(__file__),
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                "templates/project_fragment.html")
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        for projectset in self.context.project_sets:
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            settmpl = loader.load(set_fragment)
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            setCtx = Context()
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            setCtx['projectset'] = projectset
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            setCtx['new_project_url'] = self.new_project_url(projectset)
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            setCtx['projects'] = []
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            for project in projectset.projects:
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                projecttmpl = loader.load(project_fragment)
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                projectCtx = Context()
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                projectCtx['project'] = project
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                projectCtx['project_url'] = self.project_url(projectset, project)
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                setCtx['projects'].append(
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                        projecttmpl.generate(projectCtx))
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            ctx['projectsets'].append(settmpl.generate(setCtx))
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class ProjectView(XHTMLView):
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    """View the submissions for a ProjectSet"""
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    template = "templates/project.html"
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    permission = "edit"
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    tab = 'subjects'
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    def build_subversion_url(self, svnroot, submission):
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        princ = submission.assessed.principal
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        if isinstance(princ, User):
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            path = 'users/%s' % princ.login
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        else:
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            path = 'groups/%s_%s_%s_%s' % (
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                    princ.project_set.offering.subject.short_name,
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                    princ.project_set.offering.semester.year,
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                    princ.project_set.offering.semester.semester,
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                    princ.name
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                    )
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        return urlparse.urljoin(
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                    svnroot,
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                    os.path.join(path, submission.path[1:] if
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                                       submission.path.startswith(os.sep) else
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                                       submission.path))
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    def populate(self, req, ctx):
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        self.plugin_styles[Plugin] = ["project.css"]
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        ctx['format_datetime_short'] = ivle.date.format_datetime_for_paragraph
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        ctx['build_subversion_url'] = self.build_subversion_url
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        ctx['svn_addr'] = req.config['urls']['svn_addr']
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        ctx['project'] = self.context
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        ctx['user'] = req.user
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class OfferingEnrolmentSet(object):
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    def __init__(self, offering):
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        self.offering = offering
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class Plugin(ViewPlugin, MediaPlugin):
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    forward_routes = (root_to_subject, subject_to_offering,
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                      offering_to_project, offering_to_projectset)
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    reverse_routes = (subject_url, offering_url, projectset_url, project_url)
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    views = [(ApplicationRoot, ('subjects', '+index'), SubjectsView),
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             (Offering, ('+enrolments', '+new'), EnrolView),
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             (Offering, ('+projects', '+index'), OfferingProjectsView),
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             (Project, '+index', ProjectView),
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             (Offering, ('+projectsets', '+new'), OfferingRESTView, 'api'),
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             (ProjectSet, ('+projects', '+new'), ProjectSetRESTView, 'api'),
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             (Project, '+index', ProjectRESTView, 'api'),
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             ]
 
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    urls = [
 
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        ('subjects/', SubjectsView),
 
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        ('subjects/:subject/:year/:semester/+enrolments/+new', EnrolView),
 
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    ]
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    tabs = [
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        ('subjects', 'Subjects',