src/eu/alefzero/webdav/WebdavClient.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18 package eu.alefzero.webdav;
  19
  20 import java.io.BufferedInputStream;
  21 import java.io.BufferedOutputStream;
  22 import java.io.File;
  23 import java.io.FileOutputStream;
  24 import java.io.IOException;
  25 import java.io.InputStreamReader;
  26 import java.io.OutputStreamWriter;
  27
  28 import org.apache.http.HttpHost;
  29 import org.apache.http.HttpResponse;
  30 import org.apache.http.HttpStatus;
  31 import org.apache.http.HttpVersion;
  32 import org.apache.http.auth.AuthScope;
  33 import org.apache.http.auth.UsernamePasswordCredentials;
  34 import org.apache.http.client.methods.HttpGet;
  35 import org.apache.http.client.methods.HttpPut;
  36 import org.apache.http.conn.ClientConnectionManager;
  37 import org.apache.http.conn.params.ConnManagerPNames;
  38 import org.apache.http.conn.params.ConnPerRouteBean;
  39 import org.apache.http.conn.scheme.PlainSocketFactory;
  40 import org.apache.http.conn.scheme.Scheme;
  41 import org.apache.http.conn.scheme.SchemeRegistry;
  42 import org.apache.http.conn.ssl.SSLSocketFactory;
  43 import org.apache.http.entity.FileEntity;
  44 import org.apache.http.entity.mime.content.FileBody;
  45 import org.apache.http.impl.auth.BasicScheme;
  46 import org.apache.http.impl.client.DefaultHttpClient;
  47 import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager;
  48 import org.apache.http.params.BasicHttpParams;
  49 import org.apache.http.params.HttpParams;
  50 import org.apache.http.params.HttpProtocolParams;
  51 import org.apache.http.protocol.BasicHttpContext;
  52
  53 import eu.alefzero.owncloud.authenticator.EasySSLSocketFactory;
  54 import eu.alefzero.webdav.HttpMkCol;
  55
  56 import android.net.Uri;
  57 import android.util.Log;
  58
  59 public class WebdavClient {
  60   private DefaultHttpClient mHttpClient;
  61   private BasicHttpContext mHttpContext;
  62   private HttpHost mTargetHost;
  63   private SchemeRegistry mSchemeRegistry;
  64   private Uri mUri;
  65   final private static String TAG = "WebdavClient";
  66
  67   public DefaultHttpClient getHttpClient() {
  68     return mHttpClient;
  69   }
  70   public HttpHost getTargetHost() {
  71     return mTargetHost;
  72   }
  73
  74   public WebdavClient(Uri uri) {
  75     mUri = uri;
  76     mSchemeRegistry = new SchemeRegistry();
  77     setupHttpClient();
  78   }
  79
  80   public void setCredentials(String username, String password) {
  81     // determine default port for http or https
  82     int targetPort = mTargetHost.getPort() == -1 ?
  83                         ( mUri.getScheme().equals("https") ? 443 : 80)
  84                         : mUri.getPort();
  85
  86     mHttpClient.getCredentialsProvider().setCredentials(
  87         new AuthScope(mUri.getHost(), targetPort),
  88         new UsernamePasswordCredentials(username, password));
  89     BasicScheme basicAuth = new BasicScheme();
  90     mHttpContext.setAttribute("preemptive-auth", basicAuth);
  91   }
  92
  93   public void allowUnsignedCertificates() {
  94     // https
  95     mSchemeRegistry.register(new Scheme("https", new EasySSLSocketFactory(), 443));
  96   }
  97
  98   public boolean downloadFile(String filepath, File targetPath) {
  99     HttpGet get = new HttpGet(mUri.toString() + filepath.replace(" ", "%20"));
 100     get.setHeader("Host", mUri.getHost());
 101     get.setHeader("User-Agent", "Android-ownCloud");
 102
 103     try {
 104       HttpResponse response = mHttpClient.execute(mTargetHost, get, mHttpContext);
 105       if (response.getStatusLine().getStatusCode() != HttpStatus.SC_OK) {
 106         return false;
 107       }
 108       BufferedInputStream bis = new BufferedInputStream(response.getEntity().getContent());
 109       FileOutputStream fos = new FileOutputStream(targetPath);
 110
 111       byte[] bytes = new byte[512];
 112       int readResult;
 113       while ((readResult = bis.read(bytes)) != -1) fos.write(bytes, 0, readResult);
 114
 115     } catch (IOException e) {
 116       e.printStackTrace();
 117       return false;
 118     }
 119     return true;
 120   }
 121
 122   public boolean putFile(String localFile,
 123                   String remoteTarget,
 124                   String contentType) {
 125     boolean result = true;
 126     HttpPut method = new HttpPut(mUri.toString() + remoteTarget.replace(" ", "%20"));
 127     method.setHeader("Content-type", contentType);
 128     method.setHeader("Host", mUri.getHost());
 129     method.setHeader("User-Agent", "Android-ownCloud");
 130
 131     try {
 132       FileBody fb = new FileBody(new File(localFile, contentType));
 133       final FileEntity fileEntity = new FileEntity(new File(localFile), contentType);
 134
 135       method.setEntity(fileEntity);
 136       Log.i(TAG, "executing:" + method.getRequestLine().toString());
 137
 138       mHttpClient.execute(mTargetHost, method, mHttpContext);
 139       /*mHandler.post(new Runnable() {
 140       public void run() {
 141         Uploader.this.PartialupdateUpload(c.getString(c.getColumnIndex(Media.DATA)),
 142                                                   c.getString(c.getColumnIndex(Media.DISPLAY_NAME)),
 143                                                   mUploadPath + (mUploadPath.equals("/")?"":"/"),
 144                                                   fileEntity.getContentType().getValue(),
 145                                                   fileEntity.getContentLength()+"");
 146       }
 147     });
 148     Log.i(TAG, "Uploading, done");
 149 */
 150       Log.i(TAG, "Uploading, done");
 151     } catch (final Exception e) {
 152       Log.i(TAG, ""+e.getMessage());
 153       result = false;
 154     }
 155
 156     return result;
 157   }
 158
 159   public boolean createDirectory(String path) {
 160     HttpMkCol method = new HttpMkCol(mUri.toString() + path + "/");
 161     method.setHeader("User-Agent", "Android-ownCloud");
 162
 163     try {
 164       mHttpClient.execute(mTargetHost, method, mHttpContext);
 165       Log.i(TAG, "Creating dir completed");
 166     } catch (final Exception e) {
 167       e.printStackTrace();
 168       return false;
 169     }
 170     return true;
 171   }
 172
 173   private void setupHttpClient() {
 174     // http scheme
 175     mSchemeRegistry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
 176     mSchemeRegistry.register(new Scheme("https", SSLSocketFactory.getSocketFactory(), 443));
 177
 178     HttpParams params = new BasicHttpParams();
 179     params.setParameter(ConnManagerPNames.MAX_TOTAL_CONNECTIONS, 30);
 180     params.setParameter(ConnManagerPNames.MAX_CONNECTIONS_PER_ROUTE, new ConnPerRouteBean(30));
 181     params.setParameter(HttpProtocolParams.USE_EXPECT_CONTINUE, false);
 182     HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
 183
 184     mHttpContext = new BasicHttpContext();
 185     ClientConnectionManager cm = new ThreadSafeClientConnManager(params, mSchemeRegistry);
 186
 187     int port = mUri.getPort() == -1 ?
 188                  mUri.getScheme().equals("https") ? 443 : 80
 189                : mUri.getPort();
 190
 191     mTargetHost = new HttpHost(mUri.getHost(), port, mUri.getScheme());
 192
 193     mHttpClient = new DefaultHttpClient(cm, params);
 194   }
 195 }