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Merge DEV to HEAD
ContentDiskDriver rework. git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@29451 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Mark Rogers
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/*
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* Copyright (C) 2007-2010 Alfresco Software Limited.
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*
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* This file is part of Alfresco
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alfresco is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.alfresco.filesys.alfresco;
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import java.util.Enumeration;
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import org.alfresco.filesys.repo.ContentDiskDriver2;
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import org.alfresco.jlan.server.filesys.FileName;
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import org.alfresco.jlan.server.filesys.pseudo.MemoryPseudoFile;
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import org.alfresco.jlan.server.filesys.pseudo.PseudoFile;
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import org.alfresco.jlan.server.filesys.pseudo.PseudoFileList;
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import org.alfresco.jlan.util.WildCard;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.cmr.repository.NodeService;
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import org.alfresco.util.PropertyCheck;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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/**
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* Re-implementation of PseudoFiles for ContentDiskDriver2
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*
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* Overlays "desktop actions"
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*
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* @author mrogers
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* */
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public class PseudoFileOverlayImpl implements PseudoFileOverlay
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{
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private AlfrescoContext context;
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private NodeService nodeService;
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private static final Log logger = LogFactory.getLog(PseudoFileOverlayImpl.class);
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PseudoFileList pl = new PseudoFileList();
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public void init()
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{
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PropertyCheck.mandatory(this, "nodeService", getNodeService());
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PropertyCheck.mandatory(this, "context", context);
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DesktopActionTable actions = context.getDesktopActions();
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Enumeration<String> actionNames = actions.enumerateActionNames();
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while(actionNames.hasMoreElements())
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{
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// Get the current desktop action
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String name = actionNames.nextElement();
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DesktopAction action = actions.getAction(name);
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// Add the pseudo file for the desktop action
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if ( action.hasPseudoFile())
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{
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PseudoFile file = action.getPseudoFile();
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pl.addFile(file);
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}
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}
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}
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private PseudoFile generateURLShortcut(NodeRef nodeRef)
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{
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if ( context.hasURLFile())
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{
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// Make sure the state has the associated node details
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// Build the URL file data
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StringBuilder urlStr = new StringBuilder();
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urlStr.append("[InternetShortcut]\r\n");
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urlStr.append("URL=");
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urlStr.append(context.getURLPrefix());
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urlStr.append("navigate/browse/workspace/SpacesStore/");
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urlStr.append( nodeRef.getId());
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urlStr.append("\r\n");
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// Create the in memory pseudo file for the URL link
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byte[] urlData = urlStr.toString().getBytes();
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MemoryPseudoFile urlFile = new MemoryPseudoFile( context.getURLFileName(), urlData);
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return urlFile;
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}
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return null;
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}
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/**
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*
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*/
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public boolean isPseudoFile(NodeRef parentDir, String name)
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{
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if ( parentDir == null)
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{
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return false;
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}
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if(getPseudoFile(parentDir, name) != null)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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/**
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* Get the pseudo file
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* @param path
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* @param nodeRef
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* @return the pseudoFile or null if there is no pseudo file
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*/
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public PseudoFile getPseudoFile(NodeRef parentDir, String fname)
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{
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if ( parentDir == null)
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{
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return null;
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}
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if(context.hasURLFile())
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{
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if(context.getURLFileName().equals(fname))
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{
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if(logger.isDebugEnabled())
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{
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logger.debug("returning URL pseudo file");
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}
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return generateURLShortcut(parentDir);
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}
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}
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PseudoFile file = pl.findFile(fname, false);
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return file;
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}
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/**
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*
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*/
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public PseudoFileList searchPseudoFiles(NodeRef parentDir, String name)
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{
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if(logger.isDebugEnabled())
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{
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logger.debug("searchPseudoFile parentDir:" + parentDir +", name:" + name);
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}
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//return pseudo files matching the path/pattern
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if ( parentDir == null || name == null || name.length() == 0 || name.equals("\\"))
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{
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return null;
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}
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String fname = name;
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if ( fname.equals( "*.*"))
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{
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fname = "*";
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}
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if ( WildCard.containsWildcards(fname))
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{
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// does contain wildcards
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// Check if the wildcard is for all files or a subset
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if ( fname.equals( "*"))
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{
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// Match all pseudo files
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PseudoFileList filterList = new PseudoFileList();
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// copy desktop actions which do not depend on parentDir
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for ( int i = 0; i < pl.numberOfFiles(); i++)
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{
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PseudoFile pseudoFile = pl.getFileAt(i);
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filterList.addFile(pseudoFile);
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}
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// The URL file is dependent upon the parent dir
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if(context.hasURLFile())
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{
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filterList.addFile(generateURLShortcut(parentDir));
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}
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return filterList;
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}
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else
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{
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// Generate a subset of pseudo files that match the wildcard search pattern
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WildCard wildCard = new WildCard( fname, false);
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PseudoFileList filterList = new PseudoFileList();
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for ( int i = 0; i < pl.numberOfFiles(); i++)
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{
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PseudoFile pseudoFile = pl.getFileAt( i);
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if ( wildCard.matchesPattern( pseudoFile.getFileName()))
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{
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// Add the pseudo file to the filtered list
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filterList.addFile( pseudoFile);
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}
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}
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// The URL file is dependent upon the parent dir
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if(context.hasURLFile())
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{
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if(wildCard.matchesPattern(context.getURLFileName()))
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{
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filterList.addFile(generateURLShortcut(parentDir));
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}
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}
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return filterList;
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// Use the filtered pseudo file list, or null if there were no matches
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}
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}
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else
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{
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// does not contain wild cards
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PseudoFileList filterList = new PseudoFileList();
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PseudoFile file = getPseudoFile(parentDir, fname);
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if(file != null)
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{
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filterList.addFile(file);
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}
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return filterList;
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}
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}
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//
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public void setNodeService(NodeService nodeService)
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{
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this.nodeService = nodeService;
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}
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public NodeService getNodeService()
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{
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return nodeService;
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}
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public void setContext(AlfrescoContext context)
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{
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this.context = context;
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}
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public AlfrescoContext getContext()
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{
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return context;
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}
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}
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