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.File;
  22 import java.io.FileOutputStream;
  23 import java.io.IOException;
  24
  25 import org.apache.commons.httpclient.Credentials;
  26 import org.apache.commons.httpclient.HttpClient;
  27 import org.apache.commons.httpclient.HttpMethod;
  28 import org.apache.commons.httpclient.UsernamePasswordCredentials;
  29 import org.apache.commons.httpclient.auth.AuthScope;
  30 import org.apache.commons.httpclient.methods.HeadMethod;
  31 import org.apache.http.HttpHost;
  32 import org.apache.http.HttpResponse;
  33 import org.apache.http.HttpStatus;
  34 import org.apache.http.HttpVersion;
  35 import org.apache.http.client.methods.HttpGet;
  36 import org.apache.http.client.methods.HttpHead;
  37 import org.apache.http.client.methods.HttpPut;
  38 import org.apache.http.conn.ClientConnectionManager;
  39 import org.apache.http.conn.params.ConnManagerPNames;
  40 import org.apache.http.conn.params.ConnPerRouteBean;
  41 import org.apache.http.conn.scheme.PlainSocketFactory;
  42 import org.apache.http.conn.scheme.Scheme;
  43 import org.apache.http.conn.scheme.SchemeRegistry;
  44 import org.apache.http.conn.ssl.SSLSocketFactory;
  45 import org.apache.http.entity.FileEntity;
  46 import org.apache.http.impl.auth.BasicScheme;
  47 import org.apache.http.impl.client.DefaultHttpClient;
  48 import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager;
  49 import org.apache.http.params.BasicHttpParams;
  50 import org.apache.http.params.HttpParams;
  51 import org.apache.http.params.HttpProtocolParams;
  52 import org.apache.http.protocol.BasicHttpContext;
  53
  54 import eu.alefzero.owncloud.authenticator.EasySSLSocketFactory;
  55 import eu.alefzero.webdav.HttpMkCol;
  56
  57 import android.net.Uri;
  58 import android.util.Log;
  59
  60 public class WebdavClient extends HttpClient {
  61   private DefaultHttpClient mHttpClient;
  62   private BasicHttpContext mHttpContext;
  63   private HttpHost mTargetHost;
  64   private SchemeRegistry mSchemeRegistry;
  65   private Uri mUri;
  66   private Credentials mCredentials;
  67   final private static String TAG = "WebdavClient";
  68
  69   public DefaultHttpClient getHttpClient() {
  70     return mHttpClient;
  71   }
  72   public HttpHost getTargetHost() {
  73     return mTargetHost;
  74   }
  75
  76   public WebdavClient(Uri uri) {
  77     mUri = uri;
  78     mSchemeRegistry = new SchemeRegistry();
  79     setupHttpClient();
  80   }
  81
  82   public void setCredentials(String username, String password) {
  83     // determine default port for http or https
  84     int targetPort = mTargetHost.getPort() == -1 ?
  85                         ( mUri.getScheme().equals("https") ? 443 : 80)
  86                         : mUri.getPort();
  87
  88     getParams().setAuthenticationPreemptive(true);
  89     getState().setCredentials(AuthScope.ANY, getCredentials(username, password));
  90   }
  91
  92   private Credentials getCredentials(String username, String password) {
  93     if (mCredentials == null)
  94       mCredentials = new UsernamePasswordCredentials(username, password);
  95     return mCredentials;
  96   }
  97   public void allowUnsignedCertificates() {
  98     // https
  99     mSchemeRegistry.register(new Scheme("https", new EasySSLSocketFactory(), 443));
 100   }
 101
 102   public boolean downloadFile(String filepath, File targetPath) {
 103     HttpGet get = new HttpGet(mUri.toString() + filepath.replace(" ", "%20"));
 104     get.setHeader("Host", mUri.getHost());
 105     get.setHeader("User-Agent", "Android-ownCloud");
 106
 107     try {
 108       HttpResponse response = mHttpClient.execute(mTargetHost, get, mHttpContext);
 109       if (response.getStatusLine().getStatusCode() != HttpStatus.SC_OK) {
 110         return false;
 111       }
 112       BufferedInputStream bis = new BufferedInputStream(response.getEntity().getContent());
 113       FileOutputStream fos = new FileOutputStream(targetPath);
 114
 115       byte[] bytes = new byte[512];
 116       int readResult;
 117       while ((readResult = bis.read(bytes)) != -1) fos.write(bytes, 0, readResult);
 118
 119     } catch (IOException e) {
 120       e.printStackTrace();
 121       return false;
 122     }
 123     return true;
 124   }
 125
 126   public boolean putFile(String localFile,
 127                   String remoteTarget,
 128                   String contentType) {
 129     boolean result = true;
 130     HttpPut method = new HttpPut(mUri.toString() + remoteTarget.replace(" ", "%20"));
 131     method.setHeader("Content-type", contentType);
 132     method.setHeader("Host", mUri.getHost());
 133     method.setHeader("User-Agent", "Android-ownCloud");
 134
 135     try {
 136       final FileEntity fileEntity = new FileEntity(new File(localFile), contentType);
 137
 138       method.setEntity(fileEntity);
 139       Log.i(TAG, "executing:" + method.getRequestLine().toString());
 140
 141       mHttpClient.execute(mTargetHost, method, mHttpContext);
 142       /*mHandler.post(new Runnable() {
 143       public void run() {
 144         Uploader.this.PartialupdateUpload(c.getString(c.getColumnIndex(Media.DATA)),
 145                                                   c.getString(c.getColumnIndex(Media.DISPLAY_NAME)),
 146                                                   mUploadPath + (mUploadPath.equals("/")?"":"/"),
 147                                                   fileEntity.getContentType().getValue(),
 148                                                   fileEntity.getContentLength()+"");
 149       }
 150     });
 151     Log.i(TAG, "Uploading, done");
 152 */
 153       Log.i(TAG, "Uploading, done");
 154     } catch (final Exception e) {
 155       Log.i(TAG, ""+e.getMessage());
 156       result = false;
 157     }
 158
 159     return result;
 160   }
 161
 162   public int tryToLogin() {
 163     int r = 0;
 164     HeadMethod head = new HeadMethod(mUri.toString());
 165     try {
 166       r = executeMethod(head);
 167     } catch (Exception e) {
 168       Log.e(TAG, "Error: " + e.getMessage());
 169     }
 170     return r;
 171   }
 172
 173   public boolean createDirectory(String path) {
 174     HttpMkCol method = new HttpMkCol(mUri.toString() + path + "/");
 175     method.setHeader("User-Agent", "Android-ownCloud");
 176
 177     try {
 178       mHttpClient.execute(mTargetHost, method, mHttpContext);
 179       Log.i(TAG, "Creating dir completed");
 180     } catch (final Exception e) {
 181       e.printStackTrace();
 182       return false;
 183     }
 184     return true;
 185   }
 186
 187   private void setupHttpClient() {
 188     // http scheme
 189     mSchemeRegistry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
 190     mSchemeRegistry.register(new Scheme("https", SSLSocketFactory.getSocketFactory(), 443));
 191
 192     HttpParams params = new BasicHttpParams();
 193     params.setParameter(ConnManagerPNames.MAX_TOTAL_CONNECTIONS, 30);
 194     params.setParameter(ConnManagerPNames.MAX_CONNECTIONS_PER_ROUTE, new ConnPerRouteBean(30));
 195     params.setParameter(HttpProtocolParams.USE_EXPECT_CONTINUE, false);
 196     HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
 197
 198     mHttpContext = new BasicHttpContext();
 199     ClientConnectionManager cm = new ThreadSafeClientConnManager(params, mSchemeRegistry);
 200
 201     int port = mUri.getPort() == -1 ?
 202                  mUri.getScheme().equals("https") ? 443 : 80
 203                : mUri.getPort();
 204
 205     mTargetHost = new HttpHost(mUri.getHost(), port, mUri.getScheme());
 206
 207     mHttpClient = new DefaultHttpClient(cm, params);
 208   }
 209 }