~azzar1/unity/add-show-desktop-key

# IVLE - Informatics Virtual Learning Environment

# Copyright (C) 2007-2009 The University of Melbourne

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program 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 General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

# Author: Nick Chadwick

import datetime

import formencode

import formencode.validators

import ivle.database

from ivle.database import ProjectSet, Project, Subject, Semester, Offering

from ivle.webapp.base.forms import VALID_URL_NAME

from ivle.webapp.base.rest import (XHTMLRESTView, named_operation,

                                   require_permission)

from ivle.webapp.errors import NotFound, BadRequest

class ProjectSetRESTView(XHTMLRESTView):

    """Rest view for a projectset.

    Add new, delete, edit functionality is given here."""

    template = "templates/projectset_fragment.html"

    def _project_url(self, project):

        return "/subjects/%s/%s/%s/+projects/%s" % \

                (self.context.offering.subject.short_name,

                 self.context.offering.semester.year,

                 self.context.offering.semester.semester,

                 project.short_name)

    @named_operation('edit')

    def add_project(self, req, name, short_name, deadline, synopsis, url):

        """Add a Project to this ProjectSet"""

        if not VALID_URL_NAME.match(short_name):

            raise BadRequest(

                "Project names must consist of a lowercase alphanumeric "

                "character followed by any number of lowercase alphanumerics, "

                "., +, - or _.")

        if req.store.find(

            Project,

            Project.short_name == unicode(short_name),

            Project.project_set_id == ProjectSet.id,

            ProjectSet.offering == self.context.offering).one():

            raise BadRequest(

                "A project with that URL name already exists in this offering."

                )

        try:

            formencode.validators.URL().to_python(url)

        except formencode.Invalid, e:

            raise BadRequest(str(e))

        new_project = Project()

        new_project.name = unicode(name)

        new_project.short_name = unicode(short_name)

        new_project.url = unicode(url)

        new_project.synopsis = unicode(synopsis)

        try:

            new_project.deadline = datetime.datetime.strptime(deadline, '%Y-%m-%d %H:%M:%S')

        except ValueError:

            raise BadRequest("deadline must be in YYYY-MM-DD HH:MM:ss")

        new_project.project_set = self.context

        req.store.add(new_project)

        req.store.flush()

        self.template = "templates/project_fragment.html"

        self.ctx['req'] = req

        self.ctx['project'] = new_project

        return {'success': True, 'projectset_id': self.context.id}