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;

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

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

import gr.grnet.pithos.web.client.rest.PostRequest;

import gr.grnet.pithos.web.client.rest.RestException;

import com.google.gwt.core.client.GWT;

import com.google.gwt.core.client.Scheduler;

import com.google.gwt.dom.client.NativeEvent;

import com.google.gwt.event.dom.client.ClickEvent;

import com.google.gwt.event.dom.client.ClickHandler;

import com.google.gwt.event.dom.client.KeyCodes;

import com.google.gwt.event.dom.client.KeyDownEvent;

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

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

import com.google.gwt.user.client.Event.NativePreviewEvent;

import com.google.gwt.user.client.ui.Anchor;

import com.google.gwt.user.client.ui.Button;

import com.google.gwt.user.client.ui.DialogBox;

import com.google.gwt.user.client.ui.FlexTable;

import com.google.gwt.user.client.ui.HasHorizontalAlignment;

import com.google.gwt.user.client.ui.TextBox;

import com.google.gwt.user.client.ui.VerticalPanel;

/**

 * The 'Folder properties' dialog box implementation.

 */

public class AddUserDialog extends DialogBox {

    protected Pithos app;

    Group group;

	/**

	 * The widget that holds the folderName of the folder.

	 */

	TextBox userName = new TextBox();

	final VerticalPanel inner;

	/**

	 * The widget's constructor.

	 */

	public AddUserDialog(final Pithos app, Group _group) {

        this.app = app;

        this.group = _group;

		Anchor close = new Anchor();

		close.addStyleName("close");

		close.addClickHandler(new ClickHandler() {

			@Override

			public void onClick(ClickEvent event) {

				hide();

			}

		});

		setAnimationEnabled(true);

		setGlassEnabled(true);

		setStyleName("pithos-DialogBox");

		// Enable IE selection for the dialog (must disable it upon closing it)

		Pithos.enableIESelection();

		// Use this opportunity to set the dialog's caption.

		setText("Add user");

		// Outer contains inner and buttons

		VerticalPanel outer = new VerticalPanel();

		outer.add(close);

		// Inner contains generalPanel and permPanel

		inner = new VerticalPanel();

		inner.addStyleName("inner");

		VerticalPanel generalPanel = new VerticalPanel();

        FlexTable generalTable = new FlexTable();

        generalTable.setText(0, 0, "Username");

        generalTable.setWidget(0, 1, userName);

        generalTable.getFlexCellFormatter().setStyleName(0, 0, "props-labels");

        generalTable.getFlexCellFormatter().setStyleName(0, 1, "props-values");

        generalTable.setCellSpacing(4);

        generalPanel.add(generalTable);

        inner.add(generalPanel);

        outer.add(inner);

		// Create the 'Create/Update' button, along with a listener that hides the dialog

		// when the button is clicked and quits the application.

		String okLabel = "Create";

		final Button ok = new Button(okLabel, new ClickHandler() {

			@Override

			public void onClick(ClickEvent event) {

				addUser();

				closeDialog();

			}

		});

		ok.addStyleName("button");

		outer.add(ok);

        outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER);

        setWidget(outer);

	}

	@Override

	public void center() {

		super.center();

		userName.setFocus(true);

	}

	@Override

	protected void onPreviewNativeEvent(NativePreviewEvent preview) {

		super.onPreviewNativeEvent(preview);

		NativeEvent evt = preview.getNativeEvent();

		if (evt.getType().equals(KeyDownEvent.getType().getName()))

			// Use the popup's key preview hooks to close the dialog when either

			// enter or escape is pressed.

			switch (evt.getKeyCode()) {

				case KeyCodes.KEY_ENTER:

					addUser();

                    closeDialog();

					break;

				case KeyCodes.KEY_ESCAPE:

					closeDialog();

					break;

			}

	}

	/**

	 * Enables IE selection prevention and hides the dialog

	 * (we disable the prevention on creation of the dialog)

	 */

	public void closeDialog() {

		Pithos.preventIESelection();

		hide();

	}

	/**

	 * Generate an RPC request to create a new folder.

	 */

	void addUser() {

		String name = userName.getText().trim();

		if (name.length() == 0)

			return;

    	group.addMember(name);

    	String path = "?update=";

    	PostRequest updateGroup = new PostRequest(app.getApiPath(), app.getUsername(), path) {

			@Override

			public void onSuccess(Resource result) {

				app.updateGroupNode(group);

			}

			@Override

			public void onError(Throwable t) {

				GWT.log("", t);

				app.setError(t);

				if (t instanceof RestException) {

					app.displayError("Unable to update group:" + ((RestException) t).getHttpStatusText());

				}

				else 

					app.displayError("System error updating group:" + t.getMessage());

			}

			@Override

			protected void onUnauthorized(Response response) {

				app.sessionExpired();

			}

		};

		updateGroup.setHeader("X-Auth-Token", app.getToken());

		String groupMembers = "";

		for (String u : group.getMembers())

			groupMembers += (URL.encodePathSegment(u) + ",");

		updateGroup.setHeader("X-Account-Group-" + URL.encodePathSegment(group.getName()), groupMembers);

		Scheduler.get().scheduleDeferred(updateGroup);

	}

}

/*

 * 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;

import gr.grnet.pithos.web.client.foldertree.Folder;

import com.google.gwt.dom.client.NativeEvent;

import com.google.gwt.event.dom.client.ClickEvent;

import com.google.gwt.event.dom.client.ClickHandler;

import com.google.gwt.event.dom.client.KeyCodes;

import com.google.gwt.event.dom.client.KeyDownEvent;

import com.google.gwt.user.client.Event.NativePreviewEvent;

import com.google.gwt.user.client.ui.Anchor;

import com.google.gwt.user.client.ui.Button;

import com.google.gwt.user.client.ui.DialogBox;

import com.google.gwt.user.client.ui.FlexTable;

import com.google.gwt.user.client.ui.HasHorizontalAlignment;

import com.google.gwt.user.client.ui.TextBox;

import com.google.gwt.user.client.ui.VerticalPanel;

/**

 * The 'Folder properties' dialog box implementation.

 */

public class GroupCreateDialog extends DialogBox {

    protected Pithos app;

	/**

	 * The widget that holds the folderName of the folder.

	 */

	TextBox groupName = new TextBox();

	final VerticalPanel inner;

	/**

	 * The widget's constructor.

	 */

	public GroupCreateDialog(final Pithos app) {

        this.app = app;

		Anchor close = new Anchor();

		close.addStyleName("close");

		close.addClickHandler(new ClickHandler() {

			@Override

			public void onClick(ClickEvent event) {

				hide();

			}

		});

		setAnimationEnabled(true);

		setGlassEnabled(true);

		setStyleName("pithos-DialogBox");

		// Enable IE selection for the dialog (must disable it upon closing it)

		Pithos.enableIESelection();

		// Use this opportunity to set the dialog's caption.

		setText("Create group");

		// Outer contains inner and buttons

		VerticalPanel outer = new VerticalPanel();

		outer.add(close);

		// Inner contains generalPanel and permPanel

		inner = new VerticalPanel();

		inner.addStyleName("inner");

		VerticalPanel generalPanel = new VerticalPanel();

        FlexTable generalTable = new FlexTable();

        generalTable.setText(0, 0, "Name");

        generalTable.setWidget(0, 1, groupName);

        generalTable.getFlexCellFormatter().setStyleName(0, 0, "props-labels");

        generalTable.getFlexCellFormatter().setStyleName(0, 1, "props-values");

        generalTable.setCellSpacing(4);

        generalPanel.add(generalTable);

        inner.add(generalPanel);

        outer.add(inner);

		// Create the 'Create/Update' button, along with a listener that hides the dialog

		// when the button is clicked and quits the application.

		String okLabel = "Create";

		final Button ok = new Button(okLabel, new ClickHandler() {

			@Override

			public void onClick(ClickEvent event) {

				createGroup();

				closeDialog();

			}

		});

		ok.addStyleName("button");

		outer.add(ok);

        outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER);

        setWidget(outer);

	}

	@Override

	public void center() {

		super.center();

		groupName.setFocus(true);

	}

	@Override

	protected void onPreviewNativeEvent(NativePreviewEvent preview) {

		super.onPreviewNativeEvent(preview);

		NativeEvent evt = preview.getNativeEvent();

		if (evt.getType().equals(KeyDownEvent.getType().getName()))

			// Use the popup's key preview hooks to close the dialog when either

			// enter or escape is pressed.

			switch (evt.getKeyCode()) {

				case KeyCodes.KEY_ENTER:

					createGroup();

                    closeDialog();

					break;

				case KeyCodes.KEY_ESCAPE:

					closeDialog();

					break;

			}

	}

	/**

	 * Enables IE selection prevention and hides the dialog

	 * (we disable the prevention on creation of the dialog)

	 */

	public void closeDialog() {

		Pithos.preventIESelection();

		hide();

	}

	/**

	 * Generate an RPC request to create a new folder.

	 */

	private void createGroup() {

		String name = groupName.getText().trim();

		if (name.length() == 0)

			return;

		app.addGroup(name);

	}

}

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

        AddUserDialog dlg = new AddUserDialog(app, group);

        dlg.center();

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

        GroupCreateDialog dlg = new GroupCreateDialog(app);

        dlg.center();