root / src / gr / ebs / gss / client / commands / PropertiesCommand.java @ 9ab5db6d
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/*
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* Copyright 2008, 2009 Electronic Business Systems Ltd.
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*
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* This file is part of GSS.
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*
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* GSS is free software: you can redistribute it and/or modify
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* it under the terms of the GNU 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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* GSS 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GSS. If not, see <http://www.gnu.org/licenses/>.
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*/
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package gr.ebs.gss.client.commands; |
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import gr.ebs.gss.client.FileMenu; |
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import gr.ebs.gss.client.FilePropertiesDialog; |
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import gr.ebs.gss.client.FilesPropertiesDialog; |
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import gr.ebs.gss.client.FolderPropertiesDialog; |
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import gr.ebs.gss.client.GSS; |
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import gr.ebs.gss.client.FileMenu.Images; |
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import gr.ebs.gss.client.rest.GetCommand; |
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import gr.ebs.gss.client.rest.HeadCommand; |
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import gr.ebs.gss.client.rest.MultipleGetCommand; |
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import gr.ebs.gss.client.rest.MultipleHeadCommand; |
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import gr.ebs.gss.client.rest.RestException; |
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import gr.ebs.gss.client.rest.MultipleGetCommand.Cached; |
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import gr.ebs.gss.client.rest.resource.FileResource; |
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import gr.ebs.gss.client.rest.resource.FolderResource; |
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import gr.ebs.gss.client.rest.resource.GroupResource; |
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import gr.ebs.gss.client.rest.resource.GroupsResource; |
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import java.util.ArrayList; |
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import java.util.List; |
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import com.google.gwt.core.client.GWT; |
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import com.google.gwt.user.client.Command; |
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import com.google.gwt.user.client.DeferredCommand; |
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import com.google.gwt.user.client.IncrementalCommand; |
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import com.google.gwt.user.client.ui.PopupPanel; |
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/**
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* The command that displays the appropriate Properties dialog, according to the
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* selected object in the application.
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*
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* @author kman
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*/
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public class PropertiesCommand implements Command { |
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final FileMenu.Images newImages;
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private PopupPanel containerPanel;
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private List<GroupResource> groups = null; |
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private List<FileResource> versions = null; |
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private int tabToShow = 0; |
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private String userName; |
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/**
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* @param _containerPanel
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* @param _newImages the images of all the possible delete dialogs
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* @param _tab the tab to switch to
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*/
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public PropertiesCommand(PopupPanel _containerPanel, final FileMenu.Images _newImages, int _tab) { |
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containerPanel = _containerPanel; |
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newImages = _newImages; |
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tabToShow = _tab; |
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} |
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@Override
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public void execute() { |
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containerPanel.hide(); |
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if (GSS.get().getCurrentSelection() instanceof FolderResource) { |
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GetCommand<FolderResource> eg = new GetCommand<FolderResource>(FolderResource.class, ((FolderResource) GSS.get().getCurrentSelection()).getUri(),((FolderResource) GSS.get().getCurrentSelection())) {
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@Override
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public void onComplete() { |
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GSS.get().setCurrentSelection(getResult()); |
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initialize(); |
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} |
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@Override
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public void onError(Throwable t) { |
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} |
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}; |
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DeferredCommand.addCommand(eg); |
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} |
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else if (GSS.get().getCurrentSelection() instanceof FileResource) { |
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final String path = ((FileResource) GSS.get().getCurrentSelection()).getUri(); |
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// Needed because firefox caches head requests.
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HeadCommand<FileResource> eg = new HeadCommand<FileResource>(FileResource.class, path+"?"+Math.random(), null ) { |
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@Override
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public void onComplete() { |
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FileResource res = getResult(); |
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GSS.get().setCurrentSelection(res); |
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initialize(); |
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} |
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@Override
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public void onError(Throwable t) { |
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if(t instanceof RestException) |
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GSS.get().displayError("Unable to retrieve file details:"+((RestException)t).getHttpStatusText());
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} |
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}; |
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DeferredCommand.addCommand(eg); |
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} |
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else if (GSS.get().getCurrentSelection() instanceof List) { |
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List<String> paths = new ArrayList<String>(); |
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for (FileResource fr : (List<FileResource>) GSS.get().getCurrentSelection()) |
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paths.add(fr.getUri()+"?"+Math.random()); |
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Cached[] cached = new Cached[paths.size()]; |
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int i=0; |
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for (FileResource fr : (List<FileResource>) GSS.get().getCurrentSelection()){ |
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Cached c = new Cached();
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c.uri=fr.getUri()+"?"+Math.random(); |
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c.cache=fr; |
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cached[i]=c; |
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i++; |
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} |
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MultipleHeadCommand<FileResource> gv = new MultipleHeadCommand<FileResource>(FileResource.class, paths.toArray(new String[] {}),cached) { |
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@Override
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public void onComplete() { |
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List<FileResource> res = getResult();
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GSS.get().setCurrentSelection(res); |
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FilesPropertiesDialog dlg = new FilesPropertiesDialog(res);
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dlg.selectTab(tabToShow); |
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dlg.center(); |
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} |
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@Override
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public void onError(Throwable t) { |
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GWT.log("", t);
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GSS.get().displayError("Unable to fetch files details");
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} |
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@Override
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public void onError(String p, Throwable throwable) { |
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GWT.log("Path:" + p, throwable);
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} |
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}; |
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DeferredCommand.addCommand(gv); |
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} |
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} |
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private void initialize(){ |
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getGroups(); |
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getVersions(); |
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getOwnerFullName(); |
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DeferredCommand.addCommand(new IncrementalCommand() {
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@Override
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public boolean execute() { |
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boolean res = canContinue();
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if (res) {
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displayProperties(newImages, GSS.get().findUserFullName(userName)); |
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return false; |
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} |
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return true; |
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} |
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}); |
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} |
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private boolean canContinue() { |
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String userFullNameFromMap = GSS.get().findUserFullName(userName);
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if (groups == null || versions == null || userFullNameFromMap == null) |
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return false; |
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return true; |
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} |
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/**
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* Display the appropriate Properties dialog, according to the selected
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* object in the application.
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*
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* @param propImages the images of all the possible properties dialogs
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*/
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void displayProperties(final Images propImages, final String _userName) { |
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if (GSS.get().getCurrentSelection() instanceof FolderResource) { |
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FolderPropertiesDialog dlg = new FolderPropertiesDialog(propImages, false, groups); |
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dlg.selectTab(tabToShow); |
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dlg.center(); |
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} else if (GSS.get().getCurrentSelection() instanceof FileResource) { |
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FilePropertiesDialog dlg = new FilePropertiesDialog(propImages, groups, versions, _userName);
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dlg.selectTab(tabToShow); |
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dlg.center(); |
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} |
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} |
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private void getGroups() { |
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GetCommand<GroupsResource> gg = new GetCommand<GroupsResource>(GroupsResource.class, GSS.get().getCurrentUserResource().getGroupsPath(), null) { |
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@Override
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public void onComplete() { |
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GroupsResource res = getResult(); |
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MultipleGetCommand<GroupResource> ga = new MultipleGetCommand<GroupResource>(GroupResource.class, res.getGroupPaths().toArray(new String[] {}), null) { |
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@Override
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public void onComplete() { |
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List<GroupResource> groupList = getResult();
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groups = groupList; |
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} |
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@Override
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public void onError(Throwable t) { |
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GWT.log("", t);
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GSS.get().displayError("Unable to fetch groups");
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groups = new ArrayList<GroupResource>(); |
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} |
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@Override
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public void onError(String p, Throwable throwable) { |
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GWT.log("Path:" + p, throwable);
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} |
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}; |
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DeferredCommand.addCommand(ga); |
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} |
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@Override
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public void onError(Throwable t) { |
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GWT.log("", t);
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GSS.get().displayError("Unable to fetch groups");
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groups = new ArrayList<GroupResource>(); |
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} |
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}; |
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DeferredCommand.addCommand(gg); |
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} |
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private void getVersions() { |
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if (GSS.get().getCurrentSelection() instanceof FileResource) { |
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FileResource afile = (FileResource) GSS.get().getCurrentSelection(); |
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GWT.log("File is versioned:" + afile.isVersioned(), null); |
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if (afile.isVersioned()) {
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List<String> paths = new ArrayList<String>(); |
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for (int i = 1; i <= afile.getVersion(); i++) |
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paths.add(afile.getUri() + "?version=" + i);
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MultipleHeadCommand<FileResource> gv = new MultipleHeadCommand<FileResource>(FileResource.class, paths.toArray(new String[] {}), null) { |
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@Override
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public void onComplete() { |
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versions = getResult(); |
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} |
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@Override
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public void onError(Throwable t) { |
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GWT.log("", t);
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GSS.get().displayError("Unable to fetch versions");
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versions = new ArrayList<FileResource>(); |
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} |
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@Override
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public void onError(String p, Throwable throwable) { |
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GWT.log("Path:" + p, throwable);
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} |
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}; |
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DeferredCommand.addCommand(gv); |
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} else
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versions = new ArrayList<FileResource>(); |
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} else
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versions = new ArrayList<FileResource>(); |
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} |
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private void getOwnerFullName() { |
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FileResource fileResource = (FileResource) GSS.get().getCurrentSelection(); |
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userName = fileResource.getOwner(); |
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GetUserCommand getUserCmd = new GetUserCommand(userName);
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getUserCmd.execute(); |
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} |
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} |