com.google.appinventor.client.wizards.ComponentUploadWizard.java Source code

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Here is the source code for com.google.appinventor.client.wizards.ComponentUploadWizard.java

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// -*- mode: java; c-basic-offset: 2; -*-
// Copyright 2009-2011 Google, All Rights reserved
// Copyright 2011-2015 MIT, All rights reserved
// Released under the Apache License, Version 2.0
// http://www.apache.org/licenses/LICENSE-2.0

package com.google.appinventor.client.wizards;

import com.google.appinventor.client.ErrorReporter;
import static com.google.appinventor.client.Ode.MESSAGES;
import com.google.appinventor.client.Ode;
import com.google.appinventor.client.OdeAsyncCallback;
import com.google.appinventor.client.output.OdeLog;
import com.google.appinventor.client.utils.Uploader;
import com.google.appinventor.shared.rpc.ServerLayout;
import com.google.appinventor.shared.rpc.UploadResponse;
import com.google.appinventor.shared.rpc.component.Component;

import com.google.gwt.core.client.GWT;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.FileUpload;
import com.google.gwt.user.client.ui.VerticalPanel;

public class ComponentUploadWizard extends Wizard {
    private static final String COMPONENT_ARCHIVE_EXTENSION = ".aix";

    public ComponentUploadWizard() {
        super(MESSAGES.componentUploadWizardCaption(), true, false);

        final FileUpload uploadWiget = new FileUpload();
        uploadWiget.setName(ServerLayout.UPLOAD_COMPONENT_ARCHIVE_FORM_ELEMENT);

        VerticalPanel panel = new VerticalPanel();
        panel.setVerticalAlignment(VerticalPanel.ALIGN_MIDDLE);
        panel.add(uploadWiget);

        addPage(panel);

        setStylePrimaryName("ode-DialogBox");

        initFinishCommand(new Command() {
            @Override
            public void execute() {
                if (!uploadWiget.getFilename().endsWith(COMPONENT_ARCHIVE_EXTENSION)) {
                    Window.alert(MESSAGES.notComponentArchiveError());
                    return;
                }

                String url = GWT.getModuleBaseURL() + ServerLayout.UPLOAD_SERVLET + "/"
                        + ServerLayout.UPLOAD_COMPONENT + "/" + trimLeadingPath(uploadWiget.getFilename());

                Uploader.getInstance().upload(uploadWiget, url, new OdeAsyncCallback<UploadResponse>() {
                    @Override
                    public void onSuccess(UploadResponse uploadResponse) {
                        Component component = Component.valueOf(uploadResponse.getInfo());
                        ErrorReporter.reportInfo("Uploaded successfully");
                    }
                });
            }

            private String trimLeadingPath(String filename) {
                // Strip leading path off filename.
                // We need to support both Unix ('/') and Windows ('\\') separators.
                return filename.substring(Math.max(filename.lastIndexOf('/'), filename.lastIndexOf('\\')) + 1);
            }
        });
    }

    @Override
    public void show() {
        super.show();
        setPagePanelHeight(40);
        setPixelSize(320, 40);
        center();
    }
}