src/com/owncloud/android/files/InstantUploadBroadcastReceiver.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012  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
  19 package com.owncloud.android.files;
  20
  21 import java.io.File;
  22
  23 import com.owncloud.android.AccountUtils;
  24 import com.owncloud.android.authenticator.AccountAuthenticator;
  25 import com.owncloud.android.db.DbHandler;
  26 import com.owncloud.android.files.services.FileUploader;
  27
  28 import android.accounts.Account;
  29 import android.content.BroadcastReceiver;
  30 import android.content.Context;
  31 import android.content.Intent;
  32 import android.content.IntentFilter;
  33 import android.database.Cursor;
  34 import android.net.ConnectivityManager;
  35 import android.net.NetworkInfo.State;
  36 import android.preference.PreferenceManager;
  37 import android.provider.MediaStore.Images.Media;
  38 import android.util.Log;
  39 import android.webkit.MimeTypeMap;
  40
  41 public class InstantUploadBroadcastReceiver extends BroadcastReceiver {
  42
  43     public static String INSTANT_UPLOAD_DIR = "/InstantUpload/";
  44     private static String TAG = "PhotoTakenBroadcastReceiver";
  45     private static final String[] CONTENT_PROJECTION = { Media.DATA,
  46                                                          Media.DISPLAY_NAME,
  47                                                          Media.MIME_TYPE,
  48                                                          Media.SIZE };
  49     private static String NEW_PHOTO_ACTION = "com.android.camera.NEW_PICTURE";
  50
  51     @Override
  52     public void onReceive(Context context, Intent intent) {
  53         if (intent.getAction().equals(android.net.ConnectivityManager.CONNECTIVITY_ACTION)) {
  54             handleConnectivityAction(context, intent);
  55         } else if (intent.getAction().equals(NEW_PHOTO_ACTION)) {
  56             handleNewPhotoAction(context, intent);
  57         } else if (intent.getAction().equals(FileUploader.UPLOAD_FINISH_MESSAGE)) {
  58             handleUploadFinished(context, intent);
  59         } else {
  60             Log.e(TAG, "Incorrect intent sent: " + intent.getAction());
  61         }
  62     }
  63
  64     private void handleUploadFinished(Context context, Intent intent) {
  65         // remove successfull uploading, ignore rest for reupload on reconnect
  66         if (intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false)) {
  67             DbHandler db = new DbHandler(context);
  68             String localPath = intent.getStringExtra(FileUploader.EXTRA_FILE_PATH);
  69             if (!db.removeIUPendingFile(localPath,
  70                                         intent.getStringExtra(FileUploader.ACCOUNT_NAME))) {
  71                 Log.w(TAG, "Tried to remove non existing instant upload file " + localPath);
  72             }
  73             db.close();
  74         }
  75     }
  76
  77     private void handleNewPhotoAction(Context context, Intent intent) {
  78         if (!instantUploadEnabled(context)) {
  79             Log.d(TAG, "Instant upload disabled, abording uploading");
  80             return;
  81         }
  82
  83         Account account = AccountUtils.getCurrentOwnCloudAccount(context);
  84         if (account == null) {
  85             Log.w(TAG, "No owncloud account found for instant upload, aborting");
  86             return;
  87         }
  88
  89         Cursor c = context.getContentResolver().query(intent.getData(), CONTENT_PROJECTION, null, null, null);
  90
  91         if (!c.moveToFirst()) {
  92             Log.e(TAG, "Couldn't resolve given uri: " + intent.getDataString());
  93             return;
  94         }
  95
  96         String file_path = c.getString(c.getColumnIndex(Media.DATA));
  97         String file_name = c.getString(c.getColumnIndex(Media.DISPLAY_NAME));
  98         String mime_type = c.getString(c.getColumnIndex(Media.MIME_TYPE));
  99
 100         c.close();
 101
 102         if (!isOnline(context) ||
 103             (instantUploadViaWiFiOnly(context) && !isConnectedViaWiFi(context))) {
 104             DbHandler db = new DbHandler(context);
 105             db.putFileForLater(file_path, account.name);
 106             db.close();
 107             return;
 108         }
 109
 110         // register for upload finishe message
 111         // there is a litte problem with android API, we can register for particular
 112         // intent in registerReceiver but we cannot unregister from precise intent
 113         // we can unregister from entire listenings but thats suck a bit.
 114         // On the other hand this might be only for dynamicly registered
 115         // broadcast receivers, needs investigation.
 116         IntentFilter filter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 117         context.registerReceiver(this, filter);
 118
 119         Intent i = new Intent(context, FileUploader.class);
 120         i.putExtra(FileUploader.KEY_ACCOUNT, account);
 121         i.putExtra(FileUploader.KEY_LOCAL_FILE, file_path);
 122         i.putExtra(FileUploader.KEY_REMOTE_FILE, INSTANT_UPLOAD_DIR + "/" + file_name);
 123         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 124         i.putExtra(FileUploader.KEY_MIME_TYPE, mime_type);
 125         i.putExtra(FileUploader.KEY_INSTANT_UPLOAD, true);
 126         context.startService(i);
 127
 128     }
 129
 130     private void handleConnectivityAction(Context context, Intent intent) {
 131         if (!instantUploadEnabled(context)) {
 132             Log.d(TAG, "Instant upload disabled, abording uploading");
 133             return;
 134         }
 135
 136         if (!intent.hasExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY) &&
 137             isOnline(context) &&
 138              (!instantUploadViaWiFiOnly(context) ||
 139               (instantUploadViaWiFiOnly(context) == isConnectedViaWiFi(context) == true)) ) {
 140             DbHandler db = new DbHandler(context);
 141             Cursor c = db.getAwaitingFiles();
 142             if (c.moveToFirst()) {
 143                 do {
 144                     String account_name = c.getString(c.getColumnIndex("account"));
 145                     String file_path = c.getString(c.getColumnIndex("path"));
 146                     File f = new File(file_path);
 147                     if (f.exists()) {
 148                         Account account = new Account(account_name, AccountAuthenticator.ACCOUNT_TYPE);
 149
 150                         String mimeType = null;
 151                         try {
 152                             mimeType = MimeTypeMap.getSingleton()
 153                                     .getMimeTypeFromExtension(
 154                                             f.getName().substring(f.getName().lastIndexOf('.') + 1));
 155
 156                         } catch (Throwable e) {
 157                             Log.e(TAG, "Trying to find out MIME type of a file without extension: " + f.getName());
 158                         }
 159                         if (mimeType == null)
 160                             mimeType = "application/octet-stream";
 161
 162                         Intent i = new Intent(context, FileUploader.class);
 163                         i.putExtra(FileUploader.KEY_ACCOUNT, account);
 164                         i.putExtra(FileUploader.KEY_LOCAL_FILE, file_path);
 165                         i.putExtra(FileUploader.KEY_REMOTE_FILE, INSTANT_UPLOAD_DIR + f.getName());
 166                         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 167                         i.putExtra(FileUploader.KEY_INSTANT_UPLOAD, true);
 168                         context.startService(i);
 169
 170                     } else {
 171                         Log.w(TAG, "Instant upload file " + f.getAbsolutePath() + " dont exist anymore");
 172                     }
 173                 } while(c.moveToNext());
 174             }
 175             c.close();
 176             db.close();
 177         }
 178
 179     }
 180
 181     private boolean isOnline(Context context) {
 182         ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
 183         return cm.getActiveNetworkInfo() != null && cm.getActiveNetworkInfo().isConnected();
 184     }
 185
 186     private boolean isConnectedViaWiFi(Context context) {
 187         ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
 188         return cm != null && cm.getActiveNetworkInfo() != null &&
 189                cm.getActiveNetworkInfo().getType() == ConnectivityManager.TYPE_WIFI &&
 190                cm.getActiveNetworkInfo().getState() == State.CONNECTED;
 191     }
 192
 193     private boolean instantUploadEnabled(Context context) {
 194         return PreferenceManager.getDefaultSharedPreferences(context).getBoolean("instant_uploading", false);
 195     }
 196
 197     private boolean instantUploadViaWiFiOnly(Context context) {
 198         return PreferenceManager.getDefaultSharedPreferences(context).getBoolean("instant_upload_on_wifi", false);
 199     }
 200 }