root / src / gr / grnet / pithos / web / client / VersionsList.java @ cae2a8db
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/*
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* Copyright 2011-2012 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; |
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import gr.grnet.pithos.web.client.FileVersionsDialog.Images; |
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import gr.grnet.pithos.web.client.foldertree.File; |
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import gr.grnet.pithos.web.client.foldertree.Resource; |
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import gr.grnet.pithos.web.client.foldertree.Version; |
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import gr.grnet.pithos.web.client.rest.PostRequest; |
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import gr.grnet.pithos.web.client.rest.RestException; |
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import java.util.List; |
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import com.google.gwt.core.client.Scheduler; |
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import com.google.gwt.event.dom.client.ClickEvent; |
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import com.google.gwt.event.dom.client.ClickHandler; |
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import com.google.gwt.http.client.Response; |
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import com.google.gwt.http.client.URL; |
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import com.google.gwt.i18n.client.DateTimeFormat; |
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import com.google.gwt.user.client.Window; |
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import com.google.gwt.user.client.ui.AbstractImagePrototype; |
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import com.google.gwt.user.client.ui.Composite; |
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import com.google.gwt.user.client.ui.FlexTable; |
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import com.google.gwt.user.client.ui.HTML; |
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import com.google.gwt.user.client.ui.HasHorizontalAlignment; |
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import com.google.gwt.user.client.ui.VerticalPanel; |
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public class VersionsList extends Composite { |
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Pithos app; |
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File file;
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private List<Version> versions = null; |
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private Images images;
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private VerticalPanel permPanel = new VerticalPanel(); |
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private FlexTable permTable = new FlexTable(); |
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FileVersionsDialog container; |
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public VersionsList(Pithos _app, FileVersionsDialog aContainer, final Images theImages, File _file, List<Version> theVersions) { |
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app = _app; |
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images = theImages; |
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container = aContainer; |
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file = _file; |
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versions = theVersions; |
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permTable.setText(0, 0, "Version"); |
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permTable.setText(0, 1, "Date"); |
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permTable.setText(0, 2, ""); |
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permTable.setText(0, 3, ""); |
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permTable.getFlexCellFormatter().setStyleName(0, 0, "props-toplabels"); |
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permTable.getFlexCellFormatter().setStyleName(0, 1, "props-toplabels"); |
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permTable.getFlexCellFormatter().setColSpan(0, 1, 2); |
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permTable.getFlexCellFormatter().setHorizontalAlignment(0, 0, HasHorizontalAlignment.ALIGN_CENTER); |
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permTable.getFlexCellFormatter().setHorizontalAlignment(0, 1, HasHorizontalAlignment.ALIGN_CENTER); |
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permPanel.add(permTable); |
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permPanel.addStyleName("pithos-TabPanelBottom");
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permTable.addStyleName("pithos-permList");
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initWidget(permPanel); |
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showVersionsTable(); |
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} |
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public void showVersionsTable(){ |
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DateTimeFormat formatter = DateTimeFormat.getFormat("d/M/yyyy h:mm a");
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int i = 1; |
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for (final Version v : versions) { |
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HTML restoreVersion = new HTML("<a href='#' class='hidden-link info'><span>" + AbstractImagePrototype.create(images.restore()).getHTML() + "</span><div>Restore this Version</div></a>"); |
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restoreVersion.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) { |
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restoreVersion(v.getVersion()); |
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} |
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}); |
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permTable.setHTML(i, 0, "<span>" + v.getVersion() + "</span>"); |
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if (v.getDate() != null) |
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permTable.setHTML(i, 1, "<span>" + formatter.format(v.getDate()) + "</span>"); |
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else
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permTable.setHTML(i, 1, "<span></span>"); |
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HTML downloadHtml = new HTML("<a class='hidden-link info' href='#'><span>" + AbstractImagePrototype.create(images.download()).getHTML()+"</span><div>View this Version</div></a>"); |
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downloadHtml.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) { |
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String fileUrl = app.getApiPath() + file.getOwner() + file.getUri() + "?X-Auth-Token=" + app.getToken() + "&version=" + v.getVersion(); |
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Window.open(fileUrl, "_BLANK", ""); |
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} |
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}); |
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permTable.setWidget(i, 2, downloadHtml);
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permTable.setWidget(i, 3, restoreVersion);
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permTable.getFlexCellFormatter().setStyleName(i, 0, "props-labels"); |
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permTable.getFlexCellFormatter().setHorizontalAlignment(i, 0, HasHorizontalAlignment.ALIGN_CENTER);
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permTable.getFlexCellFormatter().setHorizontalAlignment(i, 1, HasHorizontalAlignment.ALIGN_CENTER);
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permTable.getFlexCellFormatter().setColSpan(i, 1, 2); |
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i++; |
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} |
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} |
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void restoreVersion(int version) { |
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String path = file.getUri() + "?update="; |
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PostRequest restoreVersion = new PostRequest(app.getApiPath(), file.getOwner(), path) {
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@Override
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public void onSuccess(Resource result) { |
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container.hide(); |
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} |
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@Override
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public void onError(Throwable t) { |
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app.setError(t); |
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if (t instanceof RestException) { |
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if (((RestException) t).getHttpStatusCode() == Response.SC_NO_CONTENT)
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onSuccess(null);
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else
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app.displayError("Unable to restore version: " + ((RestException) t).getHttpStatusText());
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} |
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else
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app.displayError("System error unable to restore versions: "+t.getMessage());
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} |
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@Override
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protected void onUnauthorized(Response response) { |
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app.sessionExpired(); |
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} |
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}; |
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restoreVersion.setHeader("X-Auth-Token", app.getToken());
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restoreVersion.setHeader("X-Source-Object", URL.encodePathSegment(file.getUri())); |
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restoreVersion.setHeader("X-Source-Version", String.valueOf(version)); |
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restoreVersion.setHeader("Content-Range", "bytes 0-/*"); |
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Scheduler.get().scheduleDeferred(restoreVersion); |
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} |
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} |