root / src / gr / ebs / gss / client / FileUploadGearsIEDialog.java @ 783db80b
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/*
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* Copyright 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; |
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import java.util.List; |
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import gr.ebs.gss.client.rest.RestCommand; |
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import com.google.gwt.gears.client.desktop.File; |
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import com.google.gwt.gears.client.httprequest.HttpRequest; |
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import com.google.gwt.gears.client.httprequest.ProgressEvent; |
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import com.google.gwt.gears.client.httprequest.ProgressHandler; |
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import com.google.gwt.gears.client.httprequest.RequestCallback; |
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/**
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* The 'File upload' dialog box implementation with Google Gears support
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* for IE.
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*/
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public class FileUploadGearsIEDialog extends FileUploadGearsDialog implements Updateable { |
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/**
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* Perform the HTTP request to upload the specified file.
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*/
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@Override
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protected void doSend(final List<File> filesRemaining) { |
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final GSS app = GSS.get();
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HttpRequest request = factory.createHttpRequest(); |
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requests.add(request); |
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String method = "POST"; |
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String path;
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final String filename = getFilename(filesRemaining.get(0).getName()); |
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path = folder.getUri(); |
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if (!path.endsWith("/")) |
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path = path + "/";
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path = path + encode(filename); |
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String token = app.getToken();
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String resource = path.substring(app.getApiPath().length()-1, path.length()); |
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String date = RestCommand.getDate();
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String sig = RestCommand.calculateSig(method, date, resource, RestCommand.base64decode(token));
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request.open(method, path); |
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request.setRequestHeader("X-GSS-Date", date);
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request.setRequestHeader("Authorization", app.getCurrentUserResource().getUsername() + " " + sig); |
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request.setRequestHeader("Accept", "application/json; charset=utf-8"); |
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request.setCallback(new RequestCallback() {
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@Override
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public void onResponseReceived(HttpRequest req) { |
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// XXX: No error checking, since IE throws an Internal Error
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// when accessing req.getStatus().
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filesRemaining.remove(0);
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if(filesRemaining.isEmpty()){
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finish(); |
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} |
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doSend(filesRemaining); |
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} |
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}); |
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request.getUpload().setProgressHandler(new ProgressHandler() {
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@Override
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public void onProgress(ProgressEvent event) { |
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double pcnt = (double) event.getLoaded() / event.getTotal(); |
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progressBars.get(0).setProgress((int) Math.floor(pcnt * 100)); |
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if(pcnt*100 == 100) |
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progressBars.remove(0);
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} |
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}); |
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request.send(filesRemaining.get(0).getBlob());
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} |
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} |