BluetoothOppUtility.java revision 6769b59d715ea98bd72eafcfea9acd2714a887da 
1/*
2 * Copyright (c) 2008-2009, Motorola, Inc.
3 *
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * - Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
11 *
12 * - Redistributions in binary form must reproduce the above copyright notice,
13 * this list of conditions and the following disclaimer in the documentation
14 * and/or other materials provided with the distribution.
15 *
16 * - Neither the name of the Motorola, Inc. nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33package com.android.bluetooth.opp;
34
35import com.android.bluetooth.R;
36import com.google.android.collect.Lists;
37
38import android.util.Log;
39import android.net.Uri;
40import android.content.ContentValues;
41import android.content.Context;
42import android.content.ActivityNotFoundException;
43import android.content.Intent;
44import android.content.pm.PackageManager;
45import android.content.pm.ResolveInfo;
46import android.database.Cursor;
47
48import java.io.File;
49import java.util.ArrayList;
50import java.util.List;
51
52/**
53 * This class has some utilities for Opp application;
54 */
55public class BluetoothOppUtility {
56    private static final String TAG = "BluetoothOppUtility";
57
58    public static BluetoothOppTransferInfo queryRecord(Context context, Uri uri) {
59        BluetoothOppTransferInfo info = new BluetoothOppTransferInfo();
60        Cursor cursor = context.getContentResolver().query(uri, null, null, null, null);
61        if (cursor != null) {
62            if (cursor.moveToFirst()) {
63                info.mID = cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare._ID));
64                info.mStatus = cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.STATUS));
65                info.mDirection = cursor.getInt(cursor
66                        .getColumnIndexOrThrow(BluetoothShare.DIRECTION));
67                info.mTotalBytes = cursor.getInt(cursor
68                        .getColumnIndexOrThrow(BluetoothShare.TOTAL_BYTES));
69                info.mCurrentBytes = cursor.getInt(cursor
70                        .getColumnIndexOrThrow(BluetoothShare.CURRENT_BYTES));
71                info.mTimeStamp = cursor.getLong(cursor
72                        .getColumnIndexOrThrow(BluetoothShare.TIMESTAMP));
73                info.mDestAddr = cursor.getString(cursor
74                        .getColumnIndexOrThrow(BluetoothShare.DESTINATION));
75
76                info.mFileName = cursor.getString(cursor
77                        .getColumnIndexOrThrow(BluetoothShare._DATA));
78                if (info.mFileName == null) {
79                    info.mFileName = cursor.getString(cursor
80                            .getColumnIndexOrThrow(BluetoothShare.FILENAME_HINT));
81                }
82                if (info.mFileName == null) {
83                    info.mFileName = context.getString(R.string.unknown_file);
84                }
85
86                info.mFileUri = cursor.getString(cursor.getColumnIndexOrThrow(BluetoothShare.URI));
87
88                if (info.mFileUri != null) {
89                    Uri u = Uri.parse(info.mFileUri);
90                    info.mFileType = context.getContentResolver().getType(u);
91                } else {
92                    Uri u = Uri.parse(info.mFileName);
93                    info.mFileType = context.getContentResolver().getType(u);
94                }
95                if (info.mFileType == null) {
96                    info.mFileType = cursor.getString(cursor
97                            .getColumnIndexOrThrow(BluetoothShare.MIMETYPE));
98                }
99
100                info.mDeviceName = BluetoothOppManager.getInstance(context).getDeviceName(
101                        info.mDestAddr);
102
103                if (Constants.LOGVV) {
104                    Log.v(TAG, "Get data from db:" + info.mFileName + info.mFileType
105                            + info.mDestAddr);
106                }
107            }
108            cursor.close();
109        } else {
110            info = null;
111            if (Constants.LOGVV) {
112                Log.v(TAG, "BluetoothOppManager Error: not got data from db for uri:" + uri);
113            }
114        }
115        return info;
116    }
117
118    /**
119     * Organize Array list for transfers in one batch
120     */
121    public static ArrayList<String> queryTransfersInBatch(Context context, Long timeStamp) {
122        ArrayList<String> uris = Lists.newArrayList();
123        final String WHERE = BluetoothShare.TIMESTAMP + " == " + timeStamp;
124
125        Cursor metadataCursor = context.getContentResolver().query(BluetoothShare.CONTENT_URI,
126                new String[] {
127                    BluetoothShare._DATA
128                }, WHERE, null, BluetoothShare._ID);
129
130        if (metadataCursor == null) {
131            return null;
132        }
133
134        for (metadataCursor.moveToFirst(); !metadataCursor.isAfterLast(); metadataCursor
135                .moveToNext()) {
136            String fileName = metadataCursor.getString(0);
137            Uri path = Uri.parse(fileName);
138            // If there is no scheme, then it must be a file
139            if (path.getScheme() == null) {
140                path = Uri.fromFile(new File(fileName));
141            }
142            uris.add(path.toString());
143            if (Constants.LOGVV) {
144                Log.d(TAG, "Uri in this batch: " + path.toString());
145            }
146        }
147        metadataCursor.close();
148        return uris;
149    }
150
151    /**
152     * Open the received file with appropriate application, if can not find
153     * application to handle, display error dialog.
154     */
155    public static void openReceivedFile(Context context, String fileName, String mimetype,
156            Long timeStamp) {
157        if (fileName == null || mimetype == null) {
158            Log.e(TAG, "ERROR: Para fileName ==null, or mimetype == null");
159            return;
160        }
161
162        File f = new File(fileName);
163        if (!f.exists()) {
164            Intent in = new Intent(context, BluetoothOppBtErrorActivity.class);
165            in.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
166            in.putExtra("title", context.getString(R.string.not_exist_file));
167            in.putExtra("content", context.getString(R.string.not_exist_file_desc));
168            context.startActivity(in);
169            return;
170        }
171
172        Uri path = Uri.parse(fileName);
173        // If there is no scheme, then it must be a file
174        if (path.getScheme() == null) {
175            path = Uri.fromFile(new File(fileName));
176        }
177
178        if (isRecognizedFileType(context, path, mimetype)) {
179            Intent activityIntent = new Intent(Intent.ACTION_VIEW);
180            activityIntent.setDataAndType(path, mimetype);
181
182            activityIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
183            try {
184                if (Constants.LOGVV) {
185                    Log.d(TAG, "ACTION_VIEW intent sent out: " + path + " / " + mimetype);
186                }
187                context.startActivity(activityIntent);
188            } catch (ActivityNotFoundException ex) {
189                if (Constants.LOGVV) {
190                    Log.d(TAG, "no activity for handling ACTION_VIEW intent:  " + mimetype, ex);
191                }
192            }
193        } else {
194            Intent in = new Intent(context, BluetoothOppBtErrorActivity.class);
195            in.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
196            in.putExtra("title", context.getString(R.string.unknown_file));
197            in.putExtra("content", context.getString(R.string.unknown_file_desc));
198            context.startActivity(in);
199        }
200    }
201
202    /**
203     * To judge if the file type supported (can be handled by some app) by phone
204     * system.
205     */
206    public static boolean isRecognizedFileType(Context context, Uri fileUri, String mimetype) {
207        boolean ret = true;
208
209        if (Constants.LOGV) {
210            Log.v(TAG, "RecognizedFileType() fileUri: " + fileUri + " mimetype: " + mimetype);
211        }
212
213        Intent mimetypeIntent = new Intent(Intent.ACTION_VIEW);
214        mimetypeIntent.setDataAndType(fileUri, mimetype);
215        List<ResolveInfo> list = context.getPackageManager().queryIntentActivities(mimetypeIntent,
216                PackageManager.MATCH_DEFAULT_ONLY);
217
218        if (list.size() == 0) {
219            if (Constants.LOGV) {
220                Log.v(TAG, "NO application to handle MIME type " + mimetype);
221            }
222            ret = false;
223        }
224        return ret;
225    }
226
227    /**
228     * update visibility to Hidden
229     */
230    public static void updateVisibilityToHidden(Context context, Uri uri) {
231        ContentValues updateValues = new ContentValues();
232        updateValues.put(BluetoothShare.VISIBILITY, BluetoothShare.VISIBILITY_HIDDEN);
233        context.getContentResolver().update(uri, updateValues, null, null);
234    }
235
236    /**
237     * Helper function to build the progress text.
238     */
239    public static String formatProgressText(long totalBytes, long currentBytes) {
240        if (totalBytes <= 0) {
241            return "0%";
242        }
243        long progress = currentBytes * 100 / totalBytes;
244        StringBuilder sb = new StringBuilder();
245        sb.append(progress);
246        sb.append('%');
247        return sb.toString();
248    }
249
250    /**
251     * Get status description according to status code.
252     */
253    public static String getStatusDescription(Context context, int statusCode) {
254        String ret;
255        if (statusCode == BluetoothShare.STATUS_PENDING) {
256            ret = context.getString(R.string.status_pending);
257        } else if (statusCode == BluetoothShare.STATUS_RUNNING) {
258            ret = context.getString(R.string.status_running);
259        } else if (statusCode == BluetoothShare.STATUS_SUCCESS) {
260            ret = context.getString(R.string.status_success);
261        } else if (statusCode == BluetoothShare.STATUS_NOT_ACCEPTABLE) {
262            ret = context.getString(R.string.status_not_accept);
263        } else if (statusCode == BluetoothShare.STATUS_FORBIDDEN) {
264            ret = context.getString(R.string.status_forbidden);
265        } else if (statusCode == BluetoothShare.STATUS_CANCELED) {
266            ret = context.getString(R.string.status_canceled);
267        } else if (statusCode == BluetoothShare.STATUS_FILE_ERROR) {
268            ret = context.getString(R.string.status_file_error);
269        } else if (statusCode == BluetoothShare.STATUS_ERROR_NO_SDCARD) {
270            ret = context.getString(R.string.status_no_sd_card);
271        } else if (statusCode == BluetoothShare.STATUS_CONNECTION_ERROR) {
272            ret = context.getString(R.string.status_connection_error);
273        } else if (statusCode == BluetoothShare.STATUS_ERROR_SDCARD_FULL) {
274            ret = context.getString(R.string.bt_sm_2_1);
275        } else if ((statusCode == BluetoothShare.STATUS_BAD_REQUEST)
276                || (statusCode == BluetoothShare.STATUS_LENGTH_REQUIRED)
277                || (statusCode == BluetoothShare.STATUS_PRECONDITION_FAILED)
278                || (statusCode == BluetoothShare.STATUS_UNHANDLED_OBEX_CODE)
279                || (statusCode == BluetoothShare.STATUS_OBEX_DATA_ERROR)) {
280            ret = context.getString(R.string.status_protocol_error);
281        } else {
282            ret = context.getString(R.string.status_unknown_error);
283        }
284        return ret;
285    }
286
287    /**
288     * Retry the failed transfer: Will insert a new transfer session to db
289     */
290    public static void retryTransfer(Context context, BluetoothOppTransferInfo transInfo) {
291        ContentValues values = new ContentValues();
292        values.put(BluetoothShare.URI, transInfo.mFileUri);
293        values.put(BluetoothShare.MIMETYPE, transInfo.mFileType);
294        values.put(BluetoothShare.DESTINATION, transInfo.mDestAddr);
295
296        final Uri contentUri = context.getContentResolver().insert(BluetoothShare.CONTENT_URI,
297                values);
298        if (Constants.LOGVV) {
299            Log
300                    .v(TAG, "Insert contentUri: " + contentUri + "  to device: "
301                            + transInfo.mDeviceName);
302        }
303    }
304
305}
306