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.UsernamePasswordCredentials;
  28 import org.apache.commons.httpclient.auth.AuthScope;
  29 import org.apache.http.HttpHost;
  30 import org.apache.http.HttpResponse;
  31 import org.apache.http.HttpStatus;
  32 import org.apache.http.HttpVersion;
  33 import org.apache.http.client.methods.HttpGet;
  34 import org.apache.http.client.methods.HttpPut;
  35 import org.apache.http.conn.ClientConnectionManager;
  36 import org.apache.http.conn.params.ConnManagerPNames;
  37 import org.apache.http.conn.params.ConnPerRouteBean;
  38 import org.apache.http.conn.scheme.PlainSocketFactory;
  39 import org.apache.http.conn.scheme.Scheme;
  40 import org.apache.http.conn.scheme.SchemeRegistry;
  41 import org.apache.http.conn.ssl.SSLSocketFactory;
  42 import org.apache.http.entity.FileEntity;
  43 import org.apache.http.impl.auth.BasicScheme;
  44 import org.apache.http.impl.client.DefaultHttpClient;
  45 import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager;
  46 import org.apache.http.params.BasicHttpParams;
  47 import org.apache.http.params.HttpParams;
  48 import org.apache.http.params.HttpProtocolParams;
  49 import org.apache.http.protocol.BasicHttpContext;
  50
  51 import eu.alefzero.owncloud.authenticator.EasySSLSocketFactory;
  52 import eu.alefzero.webdav.HttpMkCol;
  53
  54 import android.net.Uri;
  55 import android.util.Log;
  56
  57 public class WebdavClient extends HttpClient {
  58   private DefaultHttpClient mHttpClient;
  59   private BasicHttpContext mHttpContext;
  60   private HttpHost mTargetHost;
  61   private SchemeRegistry mSchemeRegistry;
  62   private Uri mUri;
  63   private Credentials mCredentials;
  64   final private static String TAG = "WebdavClient";
  65
  66   public DefaultHttpClient getHttpClient() {
  67     return mHttpClient;
  68   }
  69   public HttpHost getTargetHost() {
  70     return mTargetHost;
  71   }
  72
  73   public WebdavClient(Uri uri) {
  74     mUri = uri;
  75     mSchemeRegistry = new SchemeRegistry();
  76     setupHttpClient();
  77   }
  78
  79   public void setCredentials(String username, String password) {
  80     // determine default port for http or https
  81     int targetPort = mTargetHost.getPort() == -1 ?
  82                         ( mUri.getScheme().equals("https") ? 443 : 80)
  83                         : mUri.getPort();
  84
  85     getParams().setAuthenticationPreemptive(true);
  86     getState().setCredentials(AuthScope.ANY, getCredentials(username, password));
  87   }
  88
  89   private Credentials getCredentials(String username, String password) {
  90     if (mCredentials == null)
  91       mCredentials = new UsernamePasswordCredentials(username, password);
  92     return mCredentials;
  93   }
  94   public void allowUnsignedCertificates() {
  95     // https
  96     mSchemeRegistry.register(new Scheme("https", new EasySSLSocketFactory(), 443));
  97   }
  98
  99   public boolean downloadFile(String filepath, File targetPath) {
 100     HttpGet get = new HttpGet(mUri.toString() + filepath.replace(" ", "%20"));
 101     get.setHeader("Host", mUri.getHost());
 102     get.setHeader("User-Agent", "Android-ownCloud");
 103
 104     try {
 105       HttpResponse response = mHttpClient.execute(mTargetHost, get, mHttpContext);
 106       if (response.getStatusLine().getStatusCode() != HttpStatus.SC_OK) {
 107         return false;
 108       }
 109       BufferedInputStream bis = new BufferedInputStream(response.getEntity().getContent());
 110       FileOutputStream fos = new FileOutputStream(targetPath);
 111
 112       byte[] bytes = new byte[512];
 113       int readResult;
 114       while ((readResult = bis.read(bytes)) != -1) fos.write(bytes, 0, readResult);
 115
 116     } catch (IOException e) {
 117       e.printStackTrace();
 118       return false;
 119     }
 120     return true;
 121   }
 122
 123   public boolean putFile(String localFile,
 124                   String remoteTarget,
 125                   String contentType) {
 126     boolean result = true;
 127     HttpPut method = new HttpPut(mUri.toString() + remoteTarget.replace(" ", "%20"));
 128     method.setHeader("Content-type", contentType);
 129     method.setHeader("Host", mUri.getHost());
 130     method.setHeader("User-Agent", "Android-ownCloud");
 131
 132     try {
 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 }