root / web_client / src / gr / grnet / pithos / web / client / rest / resource / FolderResource.java @ f55cf326
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/*
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* Copyright 2011 GRNET S.A. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* 1. Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and
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* documentation are those of the authors and should not be
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* interpreted as representing official policies, either expressed
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* or implied, of GRNET S.A.
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*/
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package gr.grnet.pithos.web.client.rest.resource; |
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import gr.grnet.pithos.web.client.DisplayHelper; |
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import gr.grnet.pithos.web.client.Pithos; |
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import gr.grnet.pithos.web.client.rest.MultipleGetCommand; |
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import gr.grnet.pithos.web.client.rest.MultipleGetCommand.Cached; |
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import java.util.ArrayList; |
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import java.util.Date; |
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import java.util.HashSet; |
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import java.util.LinkedList; |
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import java.util.List; |
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import java.util.Set; |
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import com.google.gwt.core.client.GWT; |
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import com.google.gwt.http.client.URL; |
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import com.google.gwt.json.client.JSONArray; |
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import com.google.gwt.json.client.JSONObject; |
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import com.google.gwt.json.client.JSONParser; |
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import com.google.gwt.user.client.ui.TreeItem; |
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public class FolderResource extends RestResource { |
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public FolderResource(String aUri) { |
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super(aUri);
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} |
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String name;
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String owner;
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String createdBy;
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String modifiedBy;
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Date creationDate;
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Date modificationDate;
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List<String> filePaths = new LinkedList<String>(); |
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List<String> subfolderPaths = new LinkedList<String>(); |
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Set<PermissionHolder> permissions = new HashSet<PermissionHolder>(); |
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List<FolderResource> folders = new ArrayList<FolderResource>(); |
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List<FileResource> files = new ArrayList<FileResource>(); |
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String parentURI;
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boolean deleted = false; |
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boolean needsExpanding = false; |
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String parentName;
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private boolean filesExpanded=false; |
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boolean readForAll;
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Boolean shared;
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/**
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* Modify the shared.
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*
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* @param shared the shared to set
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*/
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public void setShared(Boolean shared) { |
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this.shared = shared;
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} |
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/**
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* Modify the parentName.
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*
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* @param aParentName the parentName to set
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*/
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public void setParentName(String aParentName) { |
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parentName = aParentName; |
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} |
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/**
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* Retrieve the name.
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*
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* @return the name
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*/
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@Override
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public String getName() { |
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return name;
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} |
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/**
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* Modify the name.
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*
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* @param aName the name to set
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*/
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public void setName(String aName) { |
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name = aName; |
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} |
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/**
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* Retrieve the owner.
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*
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* @return the owner
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*/
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public String getOwner() { |
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return owner;
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} |
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/**
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* Modify the owner.
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*
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* @param anOwner the owner to set
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*/
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public void setOwner(String anOwner) { |
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owner = anOwner; |
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} |
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/**
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* Retrieve the createdBy.
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*
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* @return the createdBy
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*/
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public String getCreatedBy() { |
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return createdBy;
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} |
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/**
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* Modify the createdBy.
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*
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* @param aCreatedBy the createdBy to set
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*/
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public void setCreatedBy(String aCreatedBy) { |
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createdBy = aCreatedBy; |
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} |
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/**
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* Retrieve the modifiedBy.
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*
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* @return the modifiedBy
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*/
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public String getModifiedBy() { |
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return modifiedBy;
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} |
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/**
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* Modify the modifiedBy.
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*
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* @param aModifiedBy the modifiedBy to set
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*/
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public void setModifiedBy(String aModifiedBy) { |
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modifiedBy = aModifiedBy; |
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} |
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/**
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* Retrieve the creationDate.
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*
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* @return the creationDate
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*/
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public Date getCreationDate() { |
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return creationDate;
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} |
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/**
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* Modify the creationDate.
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*
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* @param aCreationDate the creationDate to set
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*/
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public void setCreationDate(Date aCreationDate) { |
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creationDate = aCreationDate; |
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} |
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/**
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* Retrieve the modificationDate.
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*
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* @return the modificationDate
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*/
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public Date getModificationDate() { |
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return modificationDate;
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} |
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/**
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* Modify the modificationDate.
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*
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* @param aModificationDate the modificationDate to set
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*/
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public void setModificationDate(Date aModificationDate) { |
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modificationDate = aModificationDate; |
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} |
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/**
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* Retrieve the filePaths.
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*
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* @return the filePaths
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*/
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public List<String> getFilePaths() { |
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return filePaths;
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} |
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/**
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* Modify the filePaths.
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*
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* @param newFilePaths the filePaths to set
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*/
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public void setFilePaths(List<String> newFilePaths) { |
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filePaths = newFilePaths; |
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} |
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/**
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* Retrieve the subfolderPaths.
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*
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* @return the subfolderPaths
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*/
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public List<String> getSubfolderPaths() { |
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return subfolderPaths;
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} |
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/**
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* Modify the subfolderPaths.
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*
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* @param newSubfolderPaths the subfolderPaths to set
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*/
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public void setSubfolderPaths(List<String> newSubfolderPaths) { |
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subfolderPaths = newSubfolderPaths; |
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} |
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/**
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* Retrieve the permissions.
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*
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* @return the permissions
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*/
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public Set<PermissionHolder> getPermissions() { |
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return permissions;
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} |
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/**
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* Modify the permissions.
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*
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* @param newPermissions the permissions to set
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*/
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public void setPermissions(Set<PermissionHolder> newPermissions) { |
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permissions = newPermissions; |
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} |
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/**
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* Retrieve the deleted.
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*
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* @return the deleted
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*/
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public boolean isDeleted() { |
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return deleted;
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} |
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/**
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* Modify the deleted.
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*
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* @param newDeleted the deleted to set
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*/
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public void setDeleted(boolean newDeleted) { |
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deleted = newDeleted; |
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} |
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public void removeSubfolderPath(String spath) { |
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if (subfolderPaths.remove(spath))
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return;
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else if (subfolderPaths.remove(spath + "/")) |
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return;
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else
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subfolderPaths.remove(spath.substring(0, spath.length() - 1)); |
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} |
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/**
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* Retrieve the folders.
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*
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* @return the folders
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*/
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public List<FolderResource> getFolders() { |
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return folders;
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} |
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/**
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* Modify the folders.
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*
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* @param newFolders the folders to set
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*/
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public void setFolders(List<FolderResource> newFolders) { |
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folders = newFolders; |
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} |
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/**
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* Retrieve the files.
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*
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* @return the files
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*/
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public List<FileResource> getFiles() { |
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return files;
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} |
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/**
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* Modify the files.
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*
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* @param newFiles the files to set
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*/
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public void setFiles(List<FileResource> newFiles) { |
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files = newFiles; |
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} |
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/**
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* Retrieve the parentURI.
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*
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* @return the parentURI
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*/
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public String getParentURI() { |
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return parentURI;
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} |
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/**
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* Modify the parentURI.
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*
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* @param aParentURI the parentURI to set
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*/
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public void setParentURI(String aParentURI) { |
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parentURI = aParentURI; |
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} |
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@Override
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public void createFromJSON(String text) { |
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JSONObject json = (JSONObject) JSONParser.parse(text); |
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name = unmarshallString(json, "name");
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owner = unmarshallString(json, "owner");
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createdBy = unmarshallString(json, "createdBy");
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modifiedBy = unmarshallString(json, "modifiedBy");
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deleted = unmarshallBoolean(json, "deleted");
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shared = unmarshallBoolean(json, "shared");
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readForAll = unmarshallBoolean(json, "readForAll");
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if (deleted)
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GWT.log("FOUND A DELETED FOLDER:" + name, null); |
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if (json.get("parent") != null) { |
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JSONObject parent = json.get("parent").isObject();
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parentURI = unmarshallString(parent, "uri");
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parentName = unmarshallString(parent, "name");
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} |
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if (json.get("permissions") != null) { |
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JSONArray perm = json.get("permissions").isArray();
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if (perm != null) |
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for (int i = 0; i < perm.size(); i++) { |
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JSONObject obj = perm.get(i).isObject(); |
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if (obj != null) { |
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PermissionHolder permission = new PermissionHolder();
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if (obj.get("user") != null) |
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permission.setUser(unmarshallString(obj, "user"));
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if (obj.get("group") != null) |
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permission.setGroup(URL.decodeComponent(unmarshallString(obj, "group"))); |
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permission.setRead(unmarshallBoolean(obj, "read"));
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permission.setWrite(unmarshallBoolean(obj, "write"));
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permission.setModifyACL(unmarshallBoolean(obj, "modifyACL"));
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permissions.add(permission); |
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} |
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} |
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} |
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if (json.get("folders") != null) { |
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JSONArray subs = json.get("folders").isArray();
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if (subs != null) |
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for (int i = 0; i < subs.size(); i++) { |
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JSONObject so = subs.get(i).isObject(); |
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if (so != null) { |
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String subUri = unmarshallString(so, "uri"); |
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String subName = unmarshallString(so, "name"); |
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if (subUri != null && subName != null) { |
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if (!subUri.endsWith("/")) |
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subUri = subUri + "/";
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FolderResource sub = new FolderResource(subUri);
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sub.setName(subName); |
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sub.setParentURI(uri); |
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sub.setParentName(name); |
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sub.setNeedsExpanding(true);
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folders.add(sub); |
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subfolderPaths.add(subUri); |
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} |
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} |
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} |
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} |
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if (json.get("files") != null) { |
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JSONArray subs = json.get("files").isArray();
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if (subs != null) |
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for (int i = 0; i < subs.size(); i++) { |
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JSONObject fo = subs.get(i).isObject(); |
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if (fo != null) { |
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String fname = unmarshallString(fo, "name"); |
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String fowner = unmarshallString(fo, "owner"); |
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String fcontent = unmarshallString(fo, "content"); |
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String fpath = unmarshallString(fo, "path"); |
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Boolean fshared = unmarshallBoolean(fo, "shared"); |
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fpath = URL.decodeComponent(fpath);
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Integer fversion = null; |
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if (fo.get("version") != null) |
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fversion = new Integer(fo.get("version").toString()); |
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boolean fdeleted = unmarshallBoolean(fo, "deleted"); |
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Date fcreationDate = null; |
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if (fo.get("creationDate") != null) |
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fcreationDate = new Date(new Long(fo.get("creationDate").toString())); |
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Date fmodificationDate = null; |
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if (fo.get("modificationDate") != null) |
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fmodificationDate = new Date(new Long(fo.get("modificationDate").toString())); |
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String furi = unmarshallString(fo, "uri"); |
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Long fsize = 0L; |
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if (fo.get("size") != null) |
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fsize = new Long(fo.get("size").toString()); |
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filePaths.add(furi); |
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FileResource fs = new FileResource(furi);
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fs.setName(fname); |
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fs.setOwner(fowner); |
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fs.setPath(fpath); |
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fs.setVersioned(unmarshallBoolean(fo, "versioned"));
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fs.setVersion(fversion); |
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fs.setContentLength(fsize); |
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fs.setDeleted(fdeleted); |
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fs.setShared(fshared); |
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fs.setCreationDate(fcreationDate); |
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fs.setModificationDate(fmodificationDate); |
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fs.setContentType(fcontent); |
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files.add(fs); |
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} |
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} |
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} |
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if (json.get("creationDate") != null) |
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creationDate = new Date(new Long(json.get("creationDate").toString())); |
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if (json.get("modificationDate") != null) |
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modificationDate = new Date(new Long(json.get("modificationDate").toString())); |
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} |
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public String getParentName(){ |
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return parentName;
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} |
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/**
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* Retrieve the needsExpanding.
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*
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* @return the needsExpanding
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*/
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public boolean isNeedsExpanding() { |
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return needsExpanding;
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} |
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/**
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* Modify the needsExpanding.
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*
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* @param newNeedsExpanding the needsExpanding to set
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*/
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public void setNeedsExpanding(boolean newNeedsExpanding) { |
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needsExpanding = newNeedsExpanding; |
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} |
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public boolean isShared(){ |
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return shared;
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} |
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@Override
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public String getLastModifiedSince() { |
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if(modificationDate != null) |
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return getDate(modificationDate.getTime());
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return null; |
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} |
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public MultipleGetCommand.Cached[] getCache(){ |
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if(getSubfolderPaths().size() != getFolders().size()){
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GWT.log("MISMATCH IN PATH AND FOLDERS SIZE", null); |
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return null; |
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} |
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MultipleGetCommand.Cached[] result = new MultipleGetCommand.Cached[getSubfolderPaths().size()]; |
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for(int i=0; i<getFolders().size();i++){ |
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FolderResource r = getFolders().get(i); |
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Cached c = new Cached();
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c.cache=r; |
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c.uri=r.uri; |
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result[i] = c; |
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} |
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return result;
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} |
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public MultipleGetCommand.Cached[] getFileCache(){ |
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if(getFilePaths().size() != getFiles().size()){
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GWT.log("MISMATCH IN PATH AND FILES SIZE", null); |
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return null; |
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} |
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if(!filesExpanded)
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return null; |
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MultipleGetCommand.Cached[] result = new MultipleGetCommand.Cached[getFilePaths().size()]; |
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for(int i=0; i<getFiles().size();i++){ |
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FileResource r = getFiles().get(i); |
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Cached c = new Cached();
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c.cache=r; |
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c.uri=r.uri; |
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result[i] = c; |
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} |
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return result;
|
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} |
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|
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public void setFilesExpanded(boolean newFilesExpanded) { |
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filesExpanded = newFilesExpanded; |
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} |
| 543 |
/**
|
| 544 |
* this method constructs the partial path of a given TreeItem using it's text
|
| 545 |
*
|
| 546 |
* @param selectedItem the selectedItem to check
|
| 547 |
*/
|
| 548 |
private String constructPartialPath(TreeItem selectedItem){ |
| 549 |
String result = DisplayHelper.trim(selectedItem.getText());
|
| 550 |
TreeItem parent = selectedItem.getParentItem(); |
| 551 |
while (!(DisplayHelper.trim(parent.getText()).equals("My Shared") || DisplayHelper.trim(parent.getText()).equals("Other's Shared")||DisplayHelper.trim(parent.getText()).equals("Trash"))){ |
| 552 |
result = DisplayHelper.trim(parent.getText()) + "/" + result;
|
| 553 |
if(result.equals("My Shared")||result.equals("Other's Shared")) return result; |
| 554 |
parent = parent.getParentItem(); |
| 555 |
} |
| 556 |
|
| 557 |
return result;
|
| 558 |
} |
| 559 |
/**
|
| 560 |
* examine whether a folder name like "Trash", "My Shared", "Other's Shared" is inside path
|
| 561 |
*
|
| 562 |
* @param selectedItem the selectedTreeItem to check
|
| 563 |
*/
|
| 564 |
|
| 565 |
private boolean containsFolder(TreeItem selectedItem, String folderName){ |
| 566 |
TreeItem parent = selectedItem.getParentItem(); |
| 567 |
while (parent != null){ |
| 568 |
String parentItemText = parent.getText();
|
| 569 |
String parentItemTextTr = DisplayHelper.trim(parentItemText);
|
| 570 |
if(parentItemTextTr.equals(folderName)) return true; |
| 571 |
parent = parent.getParentItem(); |
| 572 |
} |
| 573 |
return false; |
| 574 |
} |
| 575 |
@Override
|
| 576 |
public String constructUri(TreeItem treeItem, String path){ |
| 577 |
String constructedUri = ""; |
| 578 |
if(containsFolder(treeItem, "My Shared")){ |
| 579 |
//case: selected folders below My Shared folder
|
| 580 |
String partialUri = constructPartialPath(treeItem);
|
| 581 |
constructedUri = constructedUri + "Files/shared/" + partialUri;
|
| 582 |
return constructedUri;
|
| 583 |
}else if(containsFolder(treeItem, "Other's Shared")){ |
| 584 |
//case: selected folders below Other's Shared folder
|
| 585 |
String partialPath = constructPartialPath(treeItem);
|
| 586 |
constructedUri = constructedUri + "Files/others/"+ partialPath;
|
| 587 |
return constructedUri;
|
| 588 |
} |
| 589 |
else if(getParentURI()==null){ |
| 590 |
if(containsFolder(treeItem, "Trash")){ |
| 591 |
//case: selected folders below Trash folder
|
| 592 |
String partialUri = constructPartialPath(treeItem);
|
| 593 |
constructedUri = constructedUri + "Files/trash/" + partialUri;
|
| 594 |
return constructedUri;
|
| 595 |
} |
| 596 |
//case: home folder is selected
|
| 597 |
constructedUri = constructedUri + "Files/files/" + getName();
|
| 598 |
return constructedUri;
|
| 599 |
} |
| 600 |
else if(treeItem.getParentItem() == null){ |
| 601 |
//this is the case when the user uses the browser's forward arrow to navigate through other's
|
| 602 |
//shared folders and item.getParentItem is null only inside other's shared folder
|
| 603 |
String apiPath = Pithos.get().getApiPath();
|
| 604 |
String newPath = getParentURI().substring(apiPath.lastIndexOf("/")); |
| 605 |
constructedUri = constructedUri + "Files"+ newPath + getName();
|
| 606 |
return constructedUri;
|
| 607 |
} |
| 608 |
else{
|
| 609 |
String finalUri = getParentURI().substring(path.lastIndexOf("/")) + getName(); |
| 610 |
constructedUri = constructedUri + "Files"+ finalUri;
|
| 611 |
return constructedUri;
|
| 612 |
} |
| 613 |
|
| 614 |
} |
| 615 |
|
| 616 |
/**
|
| 617 |
* Retrieve the readForAll.
|
| 618 |
*
|
| 619 |
* @return the readForAll
|
| 620 |
*/
|
| 621 |
public boolean isReadForAll() { |
| 622 |
return readForAll;
|
| 623 |
} |
| 624 |
/**
|
| 625 |
* Modify the readForAll.
|
| 626 |
*
|
| 627 |
* @param newReadForAll the readForAll to set
|
| 628 |
*/
|
| 629 |
public void setReadForAll(boolean newReadForAll) { |
| 630 |
readForAll = newReadForAll; |
| 631 |
} |
| 632 |
|
| 633 |
|
| 634 |
public int countNotDeletedSubfolders(){ |
| 635 |
int count=0; |
| 636 |
for(FolderResource r : folders){
|
| 637 |
if(!r.isDeleted())
|
| 638 |
count++; |
| 639 |
} |
| 640 |
return count;
|
| 641 |
} |
| 642 |
|
| 643 |
} |