Synnefo » Pithos Web Client

/*

 * Copyright 2011-2012 GRNET S.A. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or

 * without modification, are permitted provided that the following

 * conditions are met:

 *

 *   1. Redistributions of source code must retain the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer.

 *

 *   2. Redistributions in binary form must reproduce the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer in the documentation and/or other materials

 *      provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 *

 * The views and conclusions contained in the software and

 * documentation are those of the authors and should not be

 * interpreted as representing official policies, either expressed

 * or implied, of GRNET S.A.

 */

package gr.grnet.pithos.web.client.foldertree;

import gr.grnet.pithos.web.client.Const;

import gr.grnet.pithos.web.client.Resource;

import gr.grnet.pithos.web.client.grouptree.Group;

import java.util.ArrayList;

import java.util.Date;

import java.util.List;

import com.google.gwt.http.client.Header;

import com.google.gwt.http.client.Response;

import com.google.gwt.http.client.URL;

import com.google.gwt.i18n.client.DateTimeFormat;

import com.google.gwt.i18n.client.DateTimeFormat.PredefinedFormat;

import com.google.gwt.i18n.client.NumberFormat;

import com.google.gwt.json.client.JSONArray;

import com.google.gwt.json.client.JSONObject;

import com.google.gwt.json.client.JSONParser;

import com.google.gwt.json.client.JSONValue;

/**

 * Created by IntelliJ IDEA. User: chstath Date: 5/19/11 Time: 2:55 PM To change this template use File | Settings |

 * File Templates.

 */

public class AccountResource extends Resource {

    private long numberOfContainers = 0;

    private long numberOfObjects = 0;

    private long bytesUsed = 0;

    private long quota = 0;

    private Date lastLogin = null;

    private Date lastModified = null;

    private List<Folder> containers = new ArrayList<Folder>();

    private Date currentLogin = null;

    private List<Group> groups = new ArrayList<Group>();

    public long getQuota() {

        return quota;

    }

    public void setQuota(long quota) {

        this.quota = quota;

    }

    public long getBytesUsed() {

        return bytesUsed;

    }

    public void setBytesUsed(long bytesUsed) {

        this.bytesUsed = bytesUsed;

    }

    public Date getLastLogin() {

        return lastLogin;

    }

    public void setLastLogin(Date lastLogin) {

        this.lastLogin = lastLogin;

    }

    @Override

        public Date getLastModified() {

        return lastModified;

    }

    public void setLastModified(Date lastModified) {

        this.lastModified = lastModified;

    }

    public long getNumberOfContainers() {

        return numberOfContainers;

    }

    public void setNumberOfContainers(long numberOfContainers) {

        this.numberOfContainers = numberOfContainers;

    }

    public long getNumberOfObjects() {

        return numberOfObjects;

    }

    public void setNumberOfObjects(long numberOfObjects) {

        this.numberOfObjects = numberOfObjects;

    }

    public List<Folder> getContainers() {

        return containers;

    }

    public Date getCurrentLogin() {

        return currentLogin;

    }

    public void setCurrentLogin(Date currentLogin) {

        this.currentLogin = currentLogin;

    }

    public void populate(String owner, Response response) {

        DateTimeFormat df = DateTimeFormat.getFormat(PredefinedFormat.RFC_2822);

        groups.clear();

        for (Header h : response.getHeaders()) {

                if (h != null) {

                        String name = h.getName();

                        if (name.startsWith("X-Account-Group-")) {

                            String groupName = URL.decodePathSegment(name.substring("X-Account-Group-".length()));

                            Group g = new Group(groupName);

                            String[] members = h.getValue().split(",");

                            for (String s : members)

                                g.addMember(URL.decodePathSegment(s).trim());

                            groups.add(g);

                        }

                        else if (name.equals("X-Account-Container-Count")) {

                            numberOfContainers = Long.valueOf(h.getValue());

                        }

                        else if (name.equals("X-Account-Object-Count")) {

                            numberOfObjects = Long.valueOf(h.getValue());

                        }

                        else if (name.equals("X-Account-Bytes-Used")) {

                            bytesUsed = Long.valueOf(h.getValue());

                        }

                        else if (name.equals("X-Account-Policy-Quota")) {

                            quota = Long.valueOf(h.getValue());

                        }

                        else if (name.equals("X-Account-Last-Login")) {

                            lastLogin = df.parse(h.getValue());

                        }

                        else if (name.equals("Last-Modified")) {

                            lastModified = df.parse(h.getValue());

                        }

                }

        }

        if (response.getText() != null && response.getText().length() > 0) {

                containers.clear();

                JSONValue json = JSONParser.parseStrict(response.getText());

                JSONArray array = json.isArray();

                if (array != null) {

                    for (int i=0; i<array.size(); i++) {

                        JSONObject o = array.get(i).isObject();

                        if (o != null) {

                            Folder f = new Folder();

                            f.populate(null, o, owner, null);

                            containers.add(f);

                        }

                    }

                }

        }

    }

    public static AccountResource createFromResponse(String owner, Response response, AccountResource result) {

            AccountResource a;

            if (result == null)

                    a = new AccountResource();

            else

                    a = result;

        a.populate(owner, response);

        return a;

    }

    private String getSize(Long size, Double division){

        Double res = Double.valueOf(size.toString())/division;

        NumberFormat nf = NumberFormat.getFormat("######.#");

        return nf.format(res);

    }

    public String getFileSizeAsString() {

        if (bytesUsed < 1024)

            return String.valueOf(bytesUsed) + "B";

        else if (bytesUsed < 1024*1024)

            return getSize(bytesUsed, 1024D) + "KB";

        else if (bytesUsed < 1024*1024*1024)

            return getSize(bytesUsed,(1024D*1024D)) + "MB";

        return getSize(bytesUsed , (1024D*1024D*1024D)) + "GB";

    }

    public String getQuotaAsString() {

        if (quota < 1024)

            return String.valueOf(quota) + "B";

        else if (quota < 1024 * 1024)

            return getSize(quota, 1024D) + "KB";

        else if (quota < 1024 * 1024 * 1024)

            return getSize(quota,(1024D * 1024D)) + "MB";

        return getSize(quota , (1024D * 1024D * 1024D)) + "GB";

    }

    public List<Group> getGroups() {

        return groups;

    }

    public boolean hasHomeContainer() {

            for (Folder f : containers)

                    if (f.getName().equals(Const.HOME_CONTAINER))

                            return true;

            return false;

    }

    public boolean hasTrashContainer() {

            for (Folder f : containers)

                    if (f.getName().equals(Const.TRASH_CONTAINER))

                            return true;

            return false;

    }

        public void addGroup(Group newGroup) {

                groups.add(newGroup);

        }

        public void removeGroup(Group group) {

                groups.remove(group);

        }

        public Folder getTrash() {

                for (Folder c : containers) {

                        if (c.getName().equals(Const.TRASH_CONTAINER))

                                return c;

                }

                return null;

        }

        public double getUsedPercentage() {

                if (quota == 0)

                        return 0;

                return ((double) bytesUsed) / quota;

        }

        public Folder getPithos() {

                for (Folder f : containers)

                        if (f.getName().equals(Const.HOME_CONTAINER))

                                return f;

                return null;

        }

        public Group getGroup(String groupName) {

                for (Group g : groups)

                        if (g.getName().equalsIgnoreCase(groupName))

                                return g;

                return null;

        }

}