| 1 | package eu.clarin.cmdi.virtualcollectionregistry.gui.pages; |
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| 2 | |
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| 3 | import eu.clarin.cmdi.virtualcollectionregistry.VirtualCollectionRegistry; |
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| 4 | import eu.clarin.cmdi.virtualcollectionregistry.VirtualCollectionRegistryException; |
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| 5 | import eu.clarin.cmdi.virtualcollectionregistry.VirtualCollectionRegistryPermissionException; |
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| 6 | import eu.clarin.cmdi.virtualcollectionregistry.gui.wizard.CreateVirtualCollectionWizard; |
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| 7 | import eu.clarin.cmdi.virtualcollectionregistry.model.VirtualCollection; |
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| 8 | import eu.clarin.cmdi.virtualcollectionregistry.model.VirtualCollection.State; |
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| 9 | import org.apache.wicket.Page; |
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| 10 | import org.apache.wicket.PageParameters; |
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| 11 | import org.apache.wicket.authorization.UnauthorizedInstantiationException; |
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| 12 | import org.apache.wicket.authorization.strategies.role.Roles; |
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| 13 | import org.apache.wicket.authorization.strategies.role.annotations.AuthorizeInstantiation; |
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| 14 | import org.apache.wicket.spring.injection.annot.SpringBean; |
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| 15 | import org.slf4j.Logger; |
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| 16 | import org.slf4j.LoggerFactory; |
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| 17 | |
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| 18 | @AuthorizeInstantiation(Roles.USER) |
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| 19 | public class EditVirtualCollectionPage extends CreateVirtualCollectionPage { |
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| 20 | |
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| 21 | @SpringBean |
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| 22 | private VirtualCollectionRegistry vcr; |
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| 23 | |
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| 24 | private final static Logger logger = LoggerFactory.getLogger(EditVirtualCollectionPage.class); |
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| 25 | |
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| 26 | public EditVirtualCollectionPage(PageParameters params) throws VirtualCollectionRegistryException { |
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| 27 | final Long id = params.getAsLong("id"); |
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| 28 | final VirtualCollection vc; |
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| 29 | if (id == null) { |
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| 30 | vc = new VirtualCollection(); |
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| 31 | } else { |
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| 32 | vc = vcr.retrieveVirtualCollection(id); |
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| 33 | checkAccess(vc); |
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| 34 | } |
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| 35 | final CreateVirtualCollectionWizard wizard = createWizard(vc, null); |
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| 36 | add(wizard); |
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| 37 | } |
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| 38 | |
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| 39 | private void checkAccess(final VirtualCollection vc) throws VirtualCollectionRegistryPermissionException { |
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| 40 | // do not allow editing of VC's that are non-private or owned |
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| 41 | // by someone else! (except for admin) |
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| 42 | if (!isUserAdmin() |
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| 43 | && ( //only allow editing of private & public |
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| 44 | !(vc.getState() == State.PRIVATE || vc.getState() == State.PUBLIC) |
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| 45 | // only allow editing by the owner |
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| 46 | || !vc.getOwner().equalsPrincipal(getUser()))) { |
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| 47 | logger.warn("User {} attempts to edit virtual collection {} with state {} owned by {}", new Object[]{getUser().getName(), vc.getId(), vc.getState(), vc.getOwner().getName()}); |
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| 48 | throw new UnauthorizedInstantiationException(EditVirtualCollectionPage.class); |
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| 49 | } |
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| 50 | } |
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| 51 | |
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| 52 | EditVirtualCollectionPage(VirtualCollection vc, Page page) { |
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| 53 | super(vc, page); |
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| 54 | } |
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| 55 | } |
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