1 | ## Copyright (C) 2011 Uli Fouquet & Henrik Bettermann |
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2 | ## This program is free software; you can redistribute it and/or modify |
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3 | ## it under the terms of the GNU General Public License as published by |
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4 | ## the Free Software Foundation; either version 2 of the License, or |
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5 | ## (at your option) any later version. |
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6 | ## |
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7 | ## This program is distributed in the hope that it will be useful, |
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8 | ## but WITHOUT ANY WARRANTY; without even the implied warranty of |
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9 | ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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10 | ## GNU General Public License for more details. |
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11 | ## |
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12 | ## You should have received a copy of the GNU General Public License |
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13 | ## along with this program; if not, write to the Free Software |
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14 | ## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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15 | ## |
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16 | """ |
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17 | Containers for session configuration objects. |
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18 | """ |
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19 | import grok |
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20 | from zope.component.interfaces import IFactory |
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21 | from zope.interface import implementedBy |
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22 | from waeup.sirp.interfaces import ( |
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23 | ISessionConfiguration, IConfigurationContainer, ISessionConfigurationAdd, |
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24 | academic_sessions_vocab) |
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25 | from waeup.sirp.utils.helpers import attrs_to_fields |
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26 | |
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27 | class ConfigurationContainer(grok.Container): |
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28 | """ |
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29 | The node containing the session configuration models |
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30 | """ |
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31 | |
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32 | grok.implements(IConfigurationContainer) |
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33 | |
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34 | def addSessionConfiguration(self, sessionconfiguration): |
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35 | """Add a session configuration object. |
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36 | """ |
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37 | if not ISessionConfiguration.providedBy(sessionconfiguration): |
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38 | raise TypeError( |
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39 | 'ConfigurationContainers contain only ISessionConfiguration instances') |
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40 | code = unicode(sessionconfiguration.academic_session) |
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41 | self[code] = sessionconfiguration |
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42 | return |
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43 | |
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44 | ConfigurationContainer = attrs_to_fields(ConfigurationContainer) |
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45 | |
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46 | class SessionConfiguration(grok.Model): |
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47 | """ |
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48 | Session configuration model |
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49 | """ |
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50 | |
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51 | grok.implements(ISessionConfiguration, ISessionConfigurationAdd) |
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52 | |
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53 | def getSessionString(self): |
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54 | return academic_sessions_vocab.getTerm(self.academic_session).title |
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55 | |
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56 | SessionConfiguration = attrs_to_fields(SessionConfiguration) |
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57 | |
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58 | class SessionConfigurationFactory(grok.GlobalUtility): |
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59 | """A factory for session configuration objects. |
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60 | """ |
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61 | grok.implements(IFactory) |
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62 | grok.name(u'waeup.SessionConfiguration') |
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63 | title = u"Create a new session configuration object.", |
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64 | description = u"This factory instantiates new session configurations." |
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65 | |
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66 | def __call__(self, *args, **kw): |
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67 | return SessionConfiguration(*args, **kw) |
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68 | |
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69 | def getInterfaces(self): |
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70 | return implementedBy(SessionConfiguration) |
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