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package eu.etaxonomy.taxeditor.security;
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import java.util.ArrayList;
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import java.util.EnumSet;
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import java.util.Iterator;
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import java.util.List;
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import javax.management.relation.Role;
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import org.apache.commons.lang.StringUtils;
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import org.eclipse.core.expressions.PropertyTester;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.persistence.hibernate.permission.CRUD;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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public class PermissionPropertyTester extends PropertyTester {
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private static final String HAS_ROLES = "hasRoles";
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private static final String HAS_PERMISSIONS = "hasPermissions";
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private static final String CREATE = CRUD.CREATE.toString();
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private static final String READ = CRUD.READ.toString();
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private static final String UPDATE = CRUD.UPDATE.toString();
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private static final String DELETE = CRUD.DELETE.toString();
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@Override
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public boolean test(Object receiver, String property, Object[] args,
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Object expectedValue) {
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if(property.equals(HAS_PERMISSIONS)){
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return checkHasPermission(receiver, args);
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}
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if(property.equals(HAS_ROLES)){
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return checkHasRoles(property, args);
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}
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return false;
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}
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private boolean checkHasRoles(String property, Object[] args) {
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List<Role> roles = new ArrayList<Role>();
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for(int i = 0; i < args.length; i++){
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roles.add((Role)args[i]);
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}
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// return CdmStore.currentAuthentiationHasOneOfRoles(roles.get(0)); // FIXME
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return false;
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}
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private boolean checkHasPermission(Object receiver, Object[] args) {
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EnumSet<CRUD> crudSet = crudSetFromArgs(args);
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List<Object> selectedElements = ((IStructuredSelection) receiver).toList();
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for(Object selectedElement : selectedElements){
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if(selectedElement instanceof CdmBase && ! CdmStore.currentAuthentiationHasPermission((CdmBase) selectedElement, crudSet)){
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return false;
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}
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}
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return true;
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}
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private EnumSet<CRUD> crudSetFromArgs(Object[] args) {
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EnumSet<CRUD> crudSet = EnumSet.noneOf(CRUD.class);
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for(int i = 0; i < args.length; i++){
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try {
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crudSet.add(CRUD.valueOf(args[i].toString()));
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} catch (Exception e){
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System.err.println("could not add " + args[i]);
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}
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}
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return crudSet;
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}
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}
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