Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2009 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package com.android.contacts; |
| 17 | |
| 18 | import android.app.Activity; |
| 19 | import android.app.AlertDialog; |
| 20 | import android.app.Dialog; |
| 21 | import android.app.ProgressDialog; |
| 22 | import android.content.Context; |
| 23 | import android.content.DialogInterface; |
| 24 | import android.content.res.Resources; |
| 25 | import android.os.Bundle; |
| 26 | import android.os.Handler; |
| 27 | import android.os.PowerManager; |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 28 | import android.text.TextUtils; |
| 29 | import android.util.Log; |
| 30 | |
Daisuke Miyakawa | eaa3507 | 2010-05-18 12:24:58 -0700 | [diff] [blame^] | 31 | import com.android.vcard.VCardComposer; |
| 32 | import com.android.vcard.VCardConfig; |
| 33 | |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 34 | import java.io.File; |
| 35 | import java.io.FileNotFoundException; |
| 36 | import java.io.FileOutputStream; |
| 37 | import java.io.OutputStream; |
| 38 | import java.util.HashSet; |
| 39 | import java.util.Set; |
| 40 | |
Daisuke Miyakawa | 3e92f3e | 2009-10-08 11:18:40 -0700 | [diff] [blame] | 41 | /** |
| 42 | * Class for exporting vCard. |
| 43 | * |
| 44 | * Note that this Activity assumes that the instance is a "one-shot Activity", which will be |
| 45 | * finished (with the method {@link Activity#finish()}) after the export and never reuse |
| 46 | * any Dialog in the instance. So this code is careless about the management around managed |
| 47 | * dialogs stuffs (like how onCreateDialog() is used). |
| 48 | */ |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 49 | public class ExportVCardActivity extends Activity { |
| 50 | private static final String LOG_TAG = "ExportVCardActivity"; |
| 51 | |
| 52 | // If true, VCardExporter is able to emits files longer than 8.3 format. |
| 53 | private static final boolean ALLOW_LONG_FILE_NAME = false; |
| 54 | private String mTargetDirectory; |
| 55 | private String mFileNamePrefix; |
| 56 | private String mFileNameSuffix; |
| 57 | private int mFileIndexMinimum; |
| 58 | private int mFileIndexMaximum; |
| 59 | private String mFileNameExtension; |
| 60 | private String mVCardTypeStr; |
| 61 | private Set<String> mExtensionsToConsider; |
| 62 | |
| 63 | private ProgressDialog mProgressDialog; |
Daisuke Miyakawa | ced8b4a | 2009-10-01 09:25:52 -0700 | [diff] [blame] | 64 | private String mExportingFileName; |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 65 | |
| 66 | private Handler mHandler = new Handler(); |
| 67 | |
| 68 | // Used temporaly when asking users to confirm the file name |
| 69 | private String mTargetFileName; |
| 70 | |
| 71 | // String for storing error reason temporaly. |
| 72 | private String mErrorReason; |
| 73 | |
| 74 | private ActualExportThread mActualExportThread; |
| 75 | |
| 76 | private class CancelListener |
| 77 | implements DialogInterface.OnClickListener, DialogInterface.OnCancelListener { |
| 78 | public void onClick(DialogInterface dialog, int which) { |
| 79 | finish(); |
| 80 | } |
| 81 | public void onCancel(DialogInterface dialog) { |
| 82 | finish(); |
| 83 | } |
| 84 | } |
| 85 | |
| 86 | private CancelListener mCancelListener = new CancelListener(); |
| 87 | |
| 88 | private class ErrorReasonDisplayer implements Runnable { |
| 89 | private final int mResId; |
| 90 | public ErrorReasonDisplayer(int resId) { |
| 91 | mResId = resId; |
| 92 | } |
| 93 | public ErrorReasonDisplayer(String errorReason) { |
| 94 | mResId = R.id.dialog_fail_to_export_with_reason; |
| 95 | mErrorReason = errorReason; |
| 96 | } |
| 97 | public void run() { |
| 98 | // Show the Dialog only when the parent Activity is still alive. |
| 99 | if (!ExportVCardActivity.this.isFinishing()) { |
| 100 | showDialog(mResId); |
| 101 | } |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | private class ExportConfirmationListener implements DialogInterface.OnClickListener { |
| 106 | private final String mFileName; |
| 107 | |
| 108 | public ExportConfirmationListener(String fileName) { |
| 109 | mFileName = fileName; |
| 110 | } |
| 111 | |
| 112 | public void onClick(DialogInterface dialog, int which) { |
| 113 | if (which == DialogInterface.BUTTON_POSITIVE) { |
| 114 | mActualExportThread = new ActualExportThread(mFileName); |
Daisuke Miyakawa | ced8b4a | 2009-10-01 09:25:52 -0700 | [diff] [blame] | 115 | showDialog(R.id.dialog_exporting_vcard); |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 116 | } |
| 117 | } |
| 118 | } |
| 119 | |
| 120 | private class ActualExportThread extends Thread |
| 121 | implements DialogInterface.OnCancelListener { |
| 122 | private PowerManager.WakeLock mWakeLock; |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 123 | private boolean mCanceled = false; |
| 124 | |
| 125 | public ActualExportThread(String fileName) { |
Daisuke Miyakawa | ced8b4a | 2009-10-01 09:25:52 -0700 | [diff] [blame] | 126 | mExportingFileName = fileName; |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 127 | PowerManager powerManager = (PowerManager)getSystemService(Context.POWER_SERVICE); |
| 128 | mWakeLock = powerManager.newWakeLock( |
| 129 | PowerManager.SCREEN_DIM_WAKE_LOCK | |
| 130 | PowerManager.ON_AFTER_RELEASE, LOG_TAG); |
| 131 | } |
| 132 | |
| 133 | @Override |
| 134 | public void run() { |
| 135 | boolean shouldCallFinish = true; |
| 136 | mWakeLock.acquire(); |
| 137 | VCardComposer composer = null; |
| 138 | try { |
| 139 | OutputStream outputStream = null; |
| 140 | try { |
Daisuke Miyakawa | ced8b4a | 2009-10-01 09:25:52 -0700 | [diff] [blame] | 141 | outputStream = new FileOutputStream(mExportingFileName); |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 142 | } catch (FileNotFoundException e) { |
| 143 | final String errorReason = |
| 144 | getString(R.string.fail_reason_could_not_open_file, |
Daisuke Miyakawa | ced8b4a | 2009-10-01 09:25:52 -0700 | [diff] [blame] | 145 | mExportingFileName, e.getMessage()); |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 146 | shouldCallFinish = false; |
| 147 | mHandler.post(new ErrorReasonDisplayer(errorReason)); |
| 148 | return; |
| 149 | } |
| 150 | |
Daisuke Miyakawa | 292ffd8 | 2010-04-20 18:00:08 +0900 | [diff] [blame] | 151 | final int vcardType = VCardConfig.getVCardTypeFromString(mVCardTypeStr); |
| 152 | composer = new VCardComposer(ExportVCardActivity.this, vcardType, true); |
Daisuke Miyakawa | 43f50aa | 2009-09-30 11:07:12 -0700 | [diff] [blame] | 153 | /*int vcardType = (VCardConfig.VCARD_TYPE_V21_GENERIC | |
| 154 | VCardConfig.FLAG_USE_QP_TO_PRIMARY_PROPERTIES); |
| 155 | composer = new VCardComposer(ExportVCardActivity.this, vcardType, true);*/ |
| 156 | |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 157 | composer.addHandler(composer.new HandlerForOutputStream(outputStream)); |
Daisuke Miyakawa | 43f50aa | 2009-09-30 11:07:12 -0700 | [diff] [blame] | 158 | |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 159 | if (!composer.init()) { |
| 160 | final String errorReason = composer.getErrorReason(); |
| 161 | Log.e(LOG_TAG, "initialization of vCard composer failed: " + errorReason); |
| 162 | final String translatedErrorReason = |
| 163 | translateComposerError(errorReason); |
| 164 | mHandler.post(new ErrorReasonDisplayer( |
| 165 | getString(R.string.fail_reason_could_not_initialize_exporter, |
| 166 | translatedErrorReason))); |
| 167 | shouldCallFinish = false; |
| 168 | return; |
| 169 | } |
| 170 | |
| 171 | int size = composer.getCount(); |
| 172 | |
| 173 | if (size == 0) { |
| 174 | mHandler.post(new ErrorReasonDisplayer( |
| 175 | getString(R.string.fail_reason_no_exportable_contact))); |
| 176 | shouldCallFinish = false; |
| 177 | return; |
| 178 | } |
| 179 | |
| 180 | mProgressDialog.setProgressNumberFormat( |
| 181 | getString(R.string.exporting_contact_list_progress)); |
| 182 | mProgressDialog.setMax(size); |
| 183 | mProgressDialog.setProgress(0); |
| 184 | |
| 185 | while (!composer.isAfterLast()) { |
| 186 | if (mCanceled) { |
| 187 | return; |
| 188 | } |
| 189 | if (!composer.createOneEntry()) { |
| 190 | final String errorReason = composer.getErrorReason(); |
| 191 | Log.e(LOG_TAG, "Failed to read a contact: " + errorReason); |
| 192 | final String translatedErrorReason = |
| 193 | translateComposerError(errorReason); |
| 194 | mHandler.post(new ErrorReasonDisplayer( |
| 195 | getString(R.string.fail_reason_error_occurred_during_export, |
| 196 | translatedErrorReason))); |
| 197 | shouldCallFinish = false; |
| 198 | return; |
| 199 | } |
| 200 | mProgressDialog.incrementProgressBy(1); |
| 201 | } |
| 202 | } finally { |
| 203 | if (composer != null) { |
| 204 | composer.terminate(); |
| 205 | } |
| 206 | mWakeLock.release(); |
| 207 | mProgressDialog.dismiss(); |
| 208 | if (shouldCallFinish && !isFinishing()) { |
| 209 | finish(); |
| 210 | } |
| 211 | } |
| 212 | } |
| 213 | |
| 214 | @Override |
| 215 | public void finalize() { |
| 216 | if (mWakeLock != null && mWakeLock.isHeld()) { |
| 217 | mWakeLock.release(); |
| 218 | } |
| 219 | } |
| 220 | |
| 221 | public void cancel() { |
| 222 | mCanceled = true; |
| 223 | } |
| 224 | |
| 225 | public void onCancel(DialogInterface dialog) { |
| 226 | cancel(); |
| 227 | } |
| 228 | } |
| 229 | |
| 230 | private String translateComposerError(String errorMessage) { |
| 231 | Resources resources = getResources(); |
| 232 | if (VCardComposer.FAILURE_REASON_FAILED_TO_GET_DATABASE_INFO.equals(errorMessage)) { |
| 233 | return resources.getString(R.string.composer_failed_to_get_database_infomation); |
| 234 | } else if (VCardComposer.FAILURE_REASON_NO_ENTRY.equals(errorMessage)) { |
| 235 | return resources.getString(R.string.composer_has_no_exportable_contact); |
| 236 | } else if (VCardComposer.FAILURE_REASON_NOT_INITIALIZED.equals(errorMessage)) { |
| 237 | return resources.getString(R.string.composer_not_initialized); |
| 238 | } else { |
| 239 | return errorMessage; |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | @Override |
| 244 | protected void onCreate(Bundle bundle) { |
| 245 | super.onCreate(bundle); |
| 246 | |
| 247 | mTargetDirectory = getString(R.string.config_export_dir); |
| 248 | mFileNamePrefix = getString(R.string.config_export_file_prefix); |
| 249 | mFileNameSuffix = getString(R.string.config_export_file_suffix); |
| 250 | mFileNameExtension = getString(R.string.config_export_file_extension); |
| 251 | mVCardTypeStr = getString(R.string.config_export_vcard_type); |
| 252 | |
| 253 | mExtensionsToConsider = new HashSet<String>(); |
| 254 | mExtensionsToConsider.add(mFileNameExtension); |
| 255 | |
| 256 | final String additionalExtensions = |
| 257 | getString(R.string.config_export_extensions_to_consider); |
| 258 | if (!TextUtils.isEmpty(additionalExtensions)) { |
| 259 | for (String extension : additionalExtensions.split(",")) { |
| 260 | String trimed = extension.trim(); |
| 261 | if (trimed.length() > 0) { |
| 262 | mExtensionsToConsider.add(trimed); |
| 263 | } |
| 264 | } |
| 265 | } |
| 266 | |
| 267 | final Resources resources = getResources(); |
| 268 | mFileIndexMinimum = resources.getInteger(R.integer.config_export_file_min_index); |
| 269 | mFileIndexMaximum = resources.getInteger(R.integer.config_export_file_max_index); |
| 270 | |
| 271 | startExportVCardToSdCard(); |
| 272 | } |
| 273 | |
| 274 | @Override |
| 275 | protected Dialog onCreateDialog(int id) { |
| 276 | switch (id) { |
| 277 | case R.id.dialog_export_confirmation: { |
| 278 | return getExportConfirmationDialog(); |
| 279 | } |
| 280 | case R.string.fail_reason_too_many_vcard: { |
| 281 | return new AlertDialog.Builder(this) |
| 282 | .setTitle(R.string.exporting_contact_failed_title) |
| 283 | .setMessage(getString(R.string.exporting_contact_failed_message, |
| 284 | getString(R.string.fail_reason_too_many_vcard))) |
| 285 | .setPositiveButton(android.R.string.ok, mCancelListener) |
| 286 | .create(); |
| 287 | } |
| 288 | case R.id.dialog_fail_to_export_with_reason: { |
| 289 | return getErrorDialogWithReason(); |
| 290 | } |
| 291 | case R.id.dialog_sdcard_not_found: { |
| 292 | AlertDialog.Builder builder = new AlertDialog.Builder(this) |
| 293 | .setTitle(R.string.no_sdcard_title) |
| 294 | .setIcon(android.R.drawable.ic_dialog_alert) |
| 295 | .setMessage(R.string.no_sdcard_message) |
| 296 | .setPositiveButton(android.R.string.ok, mCancelListener); |
Daisuke Miyakawa | ced8b4a | 2009-10-01 09:25:52 -0700 | [diff] [blame] | 297 | return builder.create(); |
| 298 | } |
| 299 | case R.id.dialog_exporting_vcard: { |
Daisuke Miyakawa | 76315a2 | 2009-11-11 08:56:34 +0900 | [diff] [blame] | 300 | if (mProgressDialog == null) { |
| 301 | String title = getString(R.string.exporting_contact_list_title); |
| 302 | String message = getString(R.string.exporting_contact_list_message, |
| 303 | mExportingFileName); |
| 304 | mProgressDialog = new ProgressDialog(ExportVCardActivity.this); |
| 305 | mProgressDialog.setTitle(title); |
| 306 | mProgressDialog.setMessage(message); |
| 307 | mProgressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL); |
| 308 | mProgressDialog.setOnCancelListener(mActualExportThread); |
| 309 | mActualExportThread.start(); |
| 310 | } |
| 311 | return mProgressDialog; |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 312 | } |
| 313 | } |
| 314 | return super.onCreateDialog(id); |
| 315 | } |
| 316 | |
Daisuke Miyakawa | 0bec3b9 | 2009-09-25 13:33:27 -0700 | [diff] [blame] | 317 | @Override |
| 318 | protected void onPrepareDialog(int id, Dialog dialog) { |
| 319 | if (id == R.id.dialog_fail_to_export_with_reason) { |
| 320 | ((AlertDialog)dialog).setMessage(getErrorReason()); |
| 321 | } else if (id == R.id.dialog_export_confirmation) { |
| 322 | ((AlertDialog)dialog).setMessage( |
| 323 | getString(R.string.confirm_export_message, mTargetFileName)); |
| 324 | } else { |
| 325 | super.onPrepareDialog(id, dialog); |
| 326 | } |
| 327 | } |
| 328 | |
| 329 | @Override |
| 330 | protected void onStop() { |
| 331 | super.onStop(); |
| 332 | if (mActualExportThread != null) { |
| 333 | // The Activity is no longer visible. Stop the thread. |
| 334 | mActualExportThread.cancel(); |
| 335 | mActualExportThread = null; |
| 336 | } |
| 337 | |
| 338 | if (!isFinishing()) { |
| 339 | finish(); |
| 340 | } |
| 341 | } |
| 342 | |
| 343 | /** |
| 344 | * Tries to start exporting VCard. If there's no SDCard available, |
| 345 | * an error dialog is shown. |
| 346 | */ |
| 347 | public void startExportVCardToSdCard() { |
| 348 | File targetDirectory = new File(mTargetDirectory); |
| 349 | |
| 350 | if (!(targetDirectory.exists() && |
| 351 | targetDirectory.isDirectory() && |
| 352 | targetDirectory.canRead()) && |
| 353 | !targetDirectory.mkdirs()) { |
| 354 | showDialog(R.id.dialog_sdcard_not_found); |
| 355 | } else { |
| 356 | mTargetFileName = getAppropriateFileName(mTargetDirectory); |
| 357 | if (TextUtils.isEmpty(mTargetFileName)) { |
| 358 | mTargetFileName = null; |
| 359 | // finish() is called via the error dialog. Do not call the method here. |
| 360 | return; |
| 361 | } |
| 362 | |
| 363 | showDialog(R.id.dialog_export_confirmation); |
| 364 | } |
| 365 | } |
| 366 | |
| 367 | /** |
| 368 | * Tries to get an appropriate filename. Returns null if it fails. |
| 369 | */ |
| 370 | private String getAppropriateFileName(final String destDirectory) { |
| 371 | int fileNumberStringLength = 0; |
| 372 | { |
| 373 | // Calling Math.Log10() is costly. |
| 374 | int tmp; |
| 375 | for (fileNumberStringLength = 0, tmp = mFileIndexMaximum; tmp > 0; |
| 376 | fileNumberStringLength++, tmp /= 10) { |
| 377 | } |
| 378 | } |
| 379 | String bodyFormat = "%s%0" + fileNumberStringLength + "d%s"; |
| 380 | |
| 381 | if (!ALLOW_LONG_FILE_NAME) { |
| 382 | String possibleBody = String.format(bodyFormat,mFileNamePrefix, 1, mFileNameSuffix); |
| 383 | if (possibleBody.length() > 8 || mFileNameExtension.length() > 3) { |
| 384 | Log.e(LOG_TAG, "This code does not allow any long file name."); |
| 385 | mErrorReason = getString(R.string.fail_reason_too_long_filename, |
| 386 | String.format("%s.%s", possibleBody, mFileNameExtension)); |
| 387 | showDialog(R.id.dialog_fail_to_export_with_reason); |
| 388 | // finish() is called via the error dialog. Do not call the method here. |
| 389 | return null; |
| 390 | } |
| 391 | } |
| 392 | |
| 393 | // Note that this logic assumes that the target directory is case insensitive. |
| 394 | // As of 2009-07-16, it is true since the external storage is only sdcard, and |
| 395 | // it is formated as FAT/VFAT. |
| 396 | // TODO: fix this. |
| 397 | for (int i = mFileIndexMinimum; i <= mFileIndexMaximum; i++) { |
| 398 | boolean numberIsAvailable = true; |
| 399 | // SD Association's specification seems to require this feature, though we cannot |
| 400 | // have the specification since it is proprietary... |
| 401 | String body = null; |
| 402 | for (String possibleExtension : mExtensionsToConsider) { |
| 403 | body = String.format(bodyFormat, mFileNamePrefix, i, mFileNameSuffix); |
| 404 | File file = new File(String.format("%s/%s.%s", |
| 405 | destDirectory, body, possibleExtension)); |
| 406 | if (file.exists()) { |
| 407 | numberIsAvailable = false; |
| 408 | break; |
| 409 | } |
| 410 | } |
| 411 | if (numberIsAvailable) { |
| 412 | return String.format("%s/%s.%s", destDirectory, body, mFileNameExtension); |
| 413 | } |
| 414 | } |
| 415 | showDialog(R.string.fail_reason_too_many_vcard); |
| 416 | return null; |
| 417 | } |
| 418 | |
| 419 | public Dialog getExportConfirmationDialog() { |
| 420 | if (TextUtils.isEmpty(mTargetFileName)) { |
| 421 | Log.e(LOG_TAG, "Target file name is empty, which must not be!"); |
| 422 | // This situation is not acceptable (probably a bug!), but we don't have no reason to |
| 423 | // show... |
| 424 | mErrorReason = null; |
| 425 | return getErrorDialogWithReason(); |
| 426 | } |
| 427 | |
| 428 | return new AlertDialog.Builder(this) |
| 429 | .setTitle(R.string.confirm_export_title) |
| 430 | .setMessage(getString(R.string.confirm_export_message, mTargetFileName)) |
| 431 | .setPositiveButton(android.R.string.ok, |
| 432 | new ExportConfirmationListener(mTargetFileName)) |
| 433 | .setNegativeButton(android.R.string.cancel, mCancelListener) |
| 434 | .setOnCancelListener(mCancelListener) |
| 435 | .create(); |
| 436 | } |
| 437 | |
| 438 | public Dialog getErrorDialogWithReason() { |
| 439 | if (mErrorReason == null) { |
| 440 | Log.e(LOG_TAG, "Error reason must have been set."); |
| 441 | mErrorReason = getString(R.string.fail_reason_unknown); |
| 442 | } |
| 443 | return new AlertDialog.Builder(this) |
| 444 | .setTitle(R.string.exporting_contact_failed_title) |
| 445 | .setMessage(getString(R.string.exporting_contact_failed_message, mErrorReason)) |
| 446 | .setPositiveButton(android.R.string.ok, mCancelListener) |
| 447 | .setOnCancelListener(mCancelListener) |
| 448 | .create(); |
| 449 | } |
| 450 | |
| 451 | public void cancelExport() { |
| 452 | if (mActualExportThread != null) { |
| 453 | mActualExportThread.cancel(); |
| 454 | mActualExportThread = null; |
| 455 | } |
| 456 | } |
| 457 | |
| 458 | public String getErrorReason() { |
| 459 | return mErrorReason; |
| 460 | } |
| 461 | } |