/*
* Copyright 2011 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.guvnor.server;
import java.util.ArrayList;
import java.util.List;
import org.drools.guvnor.client.rpc.CategoryPageRequest;
import org.drools.guvnor.client.rpc.CategoryPageRow;
import org.drools.guvnor.client.rpc.DetailedSerializationException;
import org.drools.guvnor.client.rpc.PageResponse;
import org.drools.guvnor.client.rpc.TableDataResult;
import org.drools.guvnor.server.builder.pagerow.CategoryRuleListPageRowBuilder;
import org.drools.guvnor.server.security.CategoryPathType;
import org.drools.guvnor.server.security.RoleTypes;
import org.drools.guvnor.server.util.HtmlCleaner;
import org.drools.guvnor.server.util.LoggingHelper;
import org.drools.guvnor.server.util.ServiceRowSizeHelper;
import org.drools.guvnor.server.util.TableDisplayHandler;
import org.drools.repository.AssetItemPageResult;
import org.drools.repository.CategoryItem;
import org.drools.repository.RulesRepository;
import org.drools.repository.RulesRepositoryException;
import org.jboss.seam.annotations.AutoCreate;
import org.jboss.seam.annotations.Name;
import org.jboss.seam.contexts.Contexts;
import org.jboss.seam.security.Identity;
import com.google.gwt.user.client.rpc.SerializationException;
@Name("org.drools.guvnor.server.RepositoryCategoryOperations")
@AutoCreate
public class RepositoryCategoryOperations {
private RulesRepository repository;
private static final LoggingHelper log = LoggingHelper
.getLogger( RepositoryCategoryOperations.class );
public void setRulesRepository(RulesRepository repository) {
this.repository = repository;
}
public RulesRepository getRulesRepository() {
return repository;
}
@SuppressWarnings("rawtypes")
protected String[] loadChildCategories(String categoryPath) {
List<String> resultList = new ArrayList<String>();
CategoryFilter filter = new CategoryFilter();
CategoryItem item = getRulesRepository().loadCategory( categoryPath );
List children = item.getChildTags();
for (Object aChildren : children) {
String childCategoryName = ((CategoryItem) aChildren).getName();
if (filter.acceptNavigate(categoryPath,
childCategoryName)) {
resultList.add(childCategoryName);
}
}
return resultList.toArray( new String[resultList.size()] );
}
protected Boolean createCategory(String path,
String name,
String description) {
log.info( "USER:" + getCurrentUserName() + " CREATING cateogory: [" + name + "] in path [" + path + "]" );
if ( path == null || "".equals( path ) ) {
path = "/";
}
path = HtmlCleaner.cleanHTML( path );
getRulesRepository().loadCategory( path ).addCategory( name,
description );
getRulesRepository().save();
return Boolean.TRUE;
}
protected void renameCategory(String fullPathAndName,
String newName) {
getRulesRepository().renameCategory( fullPathAndName,
newName );
}
/**
* loadRuleListForCategories
* @deprecated in favour of {@link loadRuleListForCategories(CategoryPageRequest)}
*/
protected TableDataResult loadRuleListForCategories(String categoryPath,
int skip,
int numRows,
String tableConfig) throws SerializationException {
// First check the user has permission to access this categoryPath.
if ( Contexts.isSessionContextActive() ) {
if ( !Identity.instance().hasPermission( new CategoryPathType( categoryPath ),
RoleTypes.ANALYST_READ ) ) {
TableDisplayHandler handler = new TableDisplayHandler( tableConfig );
return handler.loadRuleListTable( new AssetItemPageResult() );
}
}
AssetItemPageResult result = getRulesRepository().findAssetsByCategory( categoryPath,
false,
skip,
numRows );
TableDisplayHandler handler = new TableDisplayHandler( tableConfig );
return handler.loadRuleListTable( result );
}
protected PageResponse<CategoryPageRow> loadRuleListForCategories(CategoryPageRequest request) {
// Do query
long start = System.currentTimeMillis();
// NOTE: Filtering is handled in repository.findAssetsByCategory()
int numRowsToReturn = (request.getPageSize() == null ? -1 : request.getPageSize());
AssetItemPageResult result = getRulesRepository().findAssetsByCategory( request.getCategoryPath(),
false,
request.getStartRowIndex(),
numRowsToReturn );
log.debug( "Search time: " + (System.currentTimeMillis() - start) );
// Populate response
boolean bHasMoreRows = result.hasNext;
PageResponse<CategoryPageRow> pageResponse = new PageResponse<CategoryPageRow>();
CategoryRuleListPageRowBuilder categoryRuleListPageRowBuilder = new CategoryRuleListPageRowBuilder();
List<CategoryPageRow> rowList = categoryRuleListPageRowBuilder.createRows( request,
result.assets.iterator() );
pageResponse.setStartRowIndex( request.getStartRowIndex() );
pageResponse.setPageRowList( rowList );
pageResponse.setLastPage( !bHasMoreRows );
// Fix Total Row Size
ServiceRowSizeHelper serviceRowSizeHelper = new ServiceRowSizeHelper();
serviceRowSizeHelper.fixTotalRowSize( request,
pageResponse,
-1,
rowList.size(),
bHasMoreRows );
long methodDuration = System.currentTimeMillis() - start;
log.debug( "Searched for Assest with Category (" + request.getCategoryPath() + ") in " + methodDuration + " ms." );
return pageResponse;
}
protected void removeCategory(String categoryPath) throws SerializationException {
log.info( "USER:" + getCurrentUserName() + " REMOVING CATEGORY path: [" + categoryPath + "]" );
try {
getRulesRepository().loadCategory( categoryPath ).remove();
getRulesRepository().save();
} catch ( RulesRepositoryException e ) {
log.info( "Unable to remove category [" + categoryPath + "]. It is probably still used: " + e.getMessage() );
throw new DetailedSerializationException( "Unable to remove category. It is probably still used.",
e.getMessage() );
}
}
private String getCurrentUserName() {
return getRulesRepository().getSession().getUserID();
}
}