1 /* 2 * Copyright (C) 2006 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 17 package com.android.contacts.activities; 18 19 import android.app.Activity; 20 import android.content.ActivityNotFoundException; 21 import android.content.ContentResolver; 22 import android.content.ContentValues; 23 import android.content.Intent; 24 import android.content.Loader; 25 import android.content.Loader.OnLoadCompleteListener; 26 import android.content.pm.PackageManager; 27 import android.content.pm.ResolveInfo; 28 import android.database.Cursor; 29 import android.graphics.Bitmap; 30 import android.net.Uri; 31 import android.os.Bundle; 32 import android.provider.ContactsContract.CommonDataKinds.Photo; 33 import android.provider.ContactsContract.Contacts; 34 import android.provider.ContactsContract.DisplayPhoto; 35 import android.provider.ContactsContract.Intents; 36 import android.provider.ContactsContract.RawContacts; 37 import android.util.Log; 38 import android.widget.Toast; 39 40 import com.android.contacts.ContactSaveService; 41 import com.android.contacts.ContactsActivity; 42 import com.android.contacts.ContactsUtils; 43 import com.android.contacts.R; 44 import com.android.contacts.editor.ContactEditorUtils; 45 import com.android.contacts.model.AccountTypeManager; 46 import com.android.contacts.model.Contact; 47 import com.android.contacts.model.ContactLoader; 48 import com.android.contacts.model.RawContactDelta; 49 import com.android.contacts.model.RawContactDeltaList; 50 import com.android.contacts.model.RawContactModifier; 51 import com.android.contacts.model.ValuesDelta; 52 import com.android.contacts.model.account.AccountInfo; 53 import com.android.contacts.model.account.AccountType; 54 import com.android.contacts.model.account.AccountWithDataSet; 55 import com.android.contacts.util.ContactPhotoUtils; 56 import com.google.common.base.Preconditions; 57 import com.google.common.util.concurrent.Futures; 58 import com.google.common.util.concurrent.ListenableFuture; 59 60 import java.io.FileNotFoundException; 61 import java.util.List; 62 63 /** 64 * Provides an external interface for other applications to attach images 65 * to contacts. It will first present a contact picker and then run the 66 * image that is handed to it through the cropper to make the image the proper 67 * size and give the user a chance to use the face detector. 68 */ 69 public class AttachPhotoActivity extends ContactsActivity { 70 private static final String TAG = AttachPhotoActivity.class.getSimpleName(); 71 72 private static final int REQUEST_PICK_CONTACT = 1; 73 private static final int REQUEST_CROP_PHOTO = 2; 74 private static final int REQUEST_PICK_DEFAULT_ACCOUNT_FOR_NEW_CONTACT = 3; 75 76 private static final String KEY_CONTACT_URI = "contact_uri"; 77 private static final String KEY_TEMP_PHOTO_URI = "temp_photo_uri"; 78 private static final String KEY_CROPPED_PHOTO_URI = "cropped_photo_uri"; 79 80 private Uri mTempPhotoUri; 81 private Uri mCroppedPhotoUri; 82 83 private ContentResolver mContentResolver; 84 85 private ListenableFuture<List<AccountInfo>> mAccountsFuture; 86 87 // Height and width (in pixels) to request for the photo - queried from the provider. 88 private static int mPhotoDim; 89 // Default photo dimension to use if unable to query the provider. 90 private static final int mDefaultPhotoDim = 720; 91 92 private Uri mContactUri; 93 94 @Override 95 public void onCreate(Bundle icicle) { 96 super.onCreate(icicle); 97 98 if (RequestPermissionsActivity.startPermissionActivityIfNeeded(this)) { 99 return; 100 } 101 102 if (icicle != null) { 103 final String uri = icicle.getString(KEY_CONTACT_URI); 104 mContactUri = (uri == null) ? null : Uri.parse(uri); 105 mTempPhotoUri = Uri.parse(icicle.getString(KEY_TEMP_PHOTO_URI)); 106 mCroppedPhotoUri = Uri.parse(icicle.getString(KEY_CROPPED_PHOTO_URI)); 107 } else { 108 mTempPhotoUri = ContactPhotoUtils.generateTempImageUri(this); 109 mCroppedPhotoUri = ContactPhotoUtils.generateTempCroppedImageUri(this); 110 Intent intent = new Intent(Intent.ACTION_PICK); 111 intent.setType(Contacts.CONTENT_TYPE); 112 intent.setPackage(getPackageName()); 113 startActivityForResult(intent, REQUEST_PICK_CONTACT); 114 } 115 116 mContentResolver = getContentResolver(); 117 118 // Load the photo dimension to request. mPhotoDim is a static class 119 // member varible so only need to load this if this is the first time 120 // through. 121 if (mPhotoDim == 0) { 122 Cursor c = mContentResolver.query(DisplayPhoto.CONTENT_MAX_DIMENSIONS_URI, 123 new String[]{DisplayPhoto.DISPLAY_MAX_DIM}, null, null, null); 124 if (c != null) { 125 try { 126 if (c.moveToFirst()) { 127 mPhotoDim = c.getInt(0); 128 } 129 } finally { 130 c.close(); 131 } 132 } 133 } 134 135 // Start loading accounts in case they are needed. 136 mAccountsFuture = AccountTypeManager.getInstance(this).filterAccountsAsync( 137 AccountTypeManager.writableFilter()); 138 } 139 140 @Override 141 protected void onSaveInstanceState(Bundle outState) { 142 super.onSaveInstanceState(outState); 143 if (mContactUri != null) { 144 outState.putString(KEY_CONTACT_URI, mContactUri.toString()); 145 } 146 if (mTempPhotoUri != null) { 147 outState.putString(KEY_TEMP_PHOTO_URI, mTempPhotoUri.toString()); 148 } 149 if (mCroppedPhotoUri != null) { 150 outState.putString(KEY_CROPPED_PHOTO_URI, mCroppedPhotoUri.toString()); 151 } 152 } 153 154 @Override 155 protected void onActivityResult(int requestCode, int resultCode, Intent result) { 156 if (requestCode == REQUEST_PICK_DEFAULT_ACCOUNT_FOR_NEW_CONTACT) { 157 // Bail if the account selector was not successful. 158 if (resultCode != Activity.RESULT_OK) { 159 Log.w(TAG, "account selector was not successful"); 160 finish(); 161 return; 162 } 163 // If there's an account specified, use it. 164 if (result != null) { 165 AccountWithDataSet account = result.getParcelableExtra( 166 Intents.Insert.EXTRA_ACCOUNT); 167 if (account != null) { 168 createNewRawContact(account); 169 return; 170 } 171 } 172 // If there isn't an account specified, then the user opted to keep the contact local. 173 createNewRawContact(null); 174 } else if (requestCode == REQUEST_PICK_CONTACT) { 175 if (resultCode != RESULT_OK) { 176 finish(); 177 return; 178 } 179 // A contact was picked. Launch the cropper to get face detection, the right size, etc. 180 // TODO: get these values from constants somewhere 181 final Intent myIntent = getIntent(); 182 final Uri inputUri = myIntent.getData(); 183 184 185 // Save the URI into a temporary file provider URI so that 186 // we can add the FLAG_GRANT_WRITE_URI_PERMISSION flag to the eventual 187 // crop intent for read-only URI's. 188 // TODO: With b/10837468 fixed should be able to avoid this copy. 189 if (!ContactPhotoUtils.savePhotoFromUriToUri(this, inputUri, mTempPhotoUri, false)) { 190 finish(); 191 return; 192 } 193 194 final Intent intent = new Intent("com.android.camera.action.CROP", mTempPhotoUri); 195 if (myIntent.getStringExtra("mimeType") != null) { 196 intent.setDataAndType(mTempPhotoUri, myIntent.getStringExtra("mimeType")); 197 } 198 ContactPhotoUtils.addPhotoPickerExtras(intent, mCroppedPhotoUri); 199 ContactPhotoUtils.addCropExtras(intent, mPhotoDim != 0 ? mPhotoDim : mDefaultPhotoDim); 200 if (!hasIntentHandler(intent)) { 201 // No activity supports the crop action. So skip cropping and set the photo 202 // without performing any cropping. 203 mCroppedPhotoUri = mTempPhotoUri; 204 mContactUri = result.getData(); 205 loadContact(mContactUri, new Listener() { 206 @Override 207 public void onContactLoaded(Contact contact) { 208 saveContact(contact); 209 } 210 }); 211 return; 212 } 213 214 try { 215 startActivityForResult(intent, REQUEST_CROP_PHOTO); 216 } catch (ActivityNotFoundException ex) { 217 Toast.makeText(this, R.string.missing_app, Toast.LENGTH_SHORT).show(); 218 return; 219 } 220 221 mContactUri = result.getData(); 222 223 } else if (requestCode == REQUEST_CROP_PHOTO) { 224 // Delete the temporary photo from cache now that we have a cropped version. 225 // We should do this even if the crop failed and we eventually bail 226 getContentResolver().delete(mTempPhotoUri, null, null); 227 if (resultCode != RESULT_OK) { 228 finish(); 229 return; 230 } 231 loadContact(mContactUri, new Listener() { 232 @Override 233 public void onContactLoaded(Contact contact) { 234 saveContact(contact); 235 } 236 }); 237 } 238 } 239 240 private boolean hasIntentHandler(Intent intent) { 241 final List<ResolveInfo> resolveInfo = getPackageManager() 242 .queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY); 243 return resolveInfo != null && resolveInfo.size() > 0; 244 } 245 246 // TODO: consider moving this to ContactLoader, especially if we keep adding similar 247 // code elsewhere (ViewNotificationService is another case). The only concern is that, 248 // although this is convenient, it isn't quite as robust as using LoaderManager... for 249 // instance, the loader doesn't persist across Activity restarts. 250 private void loadContact(Uri contactUri, final Listener listener) { 251 final ContactLoader loader = new ContactLoader(this, contactUri, true); 252 loader.registerListener(0, new OnLoadCompleteListener<Contact>() { 253 @Override 254 public void onLoadComplete( 255 Loader<Contact> loader, Contact contact) { 256 try { 257 loader.reset(); 258 } 259 catch (RuntimeException e) { 260 Log.e(TAG, "Error resetting loader", e); 261 } 262 listener.onContactLoaded(contact); 263 } 264 }); 265 loader.startLoading(); 266 } 267 268 private interface Listener { 269 public void onContactLoaded(Contact contact); 270 } 271 272 /** 273 * If prerequisites have been met, attach the photo to a raw-contact and save. 274 * The prerequisites are: 275 * - photo has been cropped 276 * - contact has been loaded 277 */ 278 private void saveContact(Contact contact) { 279 280 if (contact.getRawContacts() == null) { 281 Log.w(TAG, "No raw contacts found for contact"); 282 finish(); 283 return; 284 } 285 286 // Obtain the raw-contact that we will save to. 287 RawContactDeltaList deltaList = contact.createRawContactDeltaList(); 288 RawContactDelta raw = deltaList.getFirstWritableRawContact(this); 289 if (raw == null) { 290 // We can't directly insert this photo since no raw contacts exist in the contact. 291 selectAccountAndCreateContact(); 292 return; 293 } 294 295 saveToContact(contact, deltaList, raw); 296 } 297 298 private void saveToContact(Contact contact, RawContactDeltaList deltaList, 299 RawContactDelta raw) { 300 301 // Create a scaled, compressed bitmap to add to the entity-delta list. 302 final int size = ContactsUtils.getThumbnailSize(this); 303 Bitmap bitmap; 304 try { 305 bitmap = ContactPhotoUtils.getBitmapFromUri(this, mCroppedPhotoUri); 306 } catch (FileNotFoundException e) { 307 Log.w(TAG, "Could not find bitmap"); 308 finish(); 309 return; 310 } 311 if (bitmap == null) { 312 Log.w(TAG, "Could not decode bitmap"); 313 finish(); 314 return; 315 } 316 317 final Bitmap scaled = Bitmap.createScaledBitmap(bitmap, size, size, false); 318 final byte[] compressed = ContactPhotoUtils.compressBitmap(scaled); 319 if (compressed == null) { 320 Log.w(TAG, "could not create scaled and compressed Bitmap"); 321 finish(); 322 return; 323 } 324 325 // Add compressed bitmap to entity-delta... this allows us to save to 326 // a new contact; otherwise the entity-delta-list would be empty, and 327 // the ContactSaveService would not create the new contact, and the 328 // full-res photo would fail to be saved to the non-existent contact. 329 AccountType account = raw.getRawContactAccountType(this); 330 ValuesDelta values = 331 RawContactModifier.ensureKindExists(raw, account, Photo.CONTENT_ITEM_TYPE); 332 if (values == null) { 333 Log.w(TAG, "cannot attach photo to this account type"); 334 finish(); 335 return; 336 } 337 values.setPhoto(compressed); 338 339 // Finally, invoke the ContactSaveService. 340 if (Log.isLoggable(TAG, Log.VERBOSE)) { 341 Log.v(TAG, "all prerequisites met, about to save photo to contact"); 342 } 343 Intent intent = ContactSaveService.createSaveContactIntent( 344 this, 345 deltaList, 346 "", 0, 347 contact.isUserProfile(), 348 null, null, 349 raw.getRawContactId() != null ? raw.getRawContactId() : -1, 350 mCroppedPhotoUri 351 ); 352 ContactSaveService.startService(this, intent); 353 finish(); 354 } 355 356 private void selectAccountAndCreateContact() { 357 Preconditions.checkNotNull(mAccountsFuture, "Accounts future must be initialized first"); 358 // If there is no default account or the accounts have changed such that we need to 359 // prompt the user again, then launch the account prompt. 360 final ContactEditorUtils editorUtils = ContactEditorUtils.create(this); 361 362 // Technically this could block but in reality this method won't be called until the user 363 // presses the save button which should allow plenty of time for the accounts to 364 // finish loading. Note also that this could be stale if the accounts have changed since 365 // we requested them but that's OK since ContactEditorAccountsChangedActivity will reload 366 // the accounts 367 final List<AccountInfo> accountInfos = Futures.getUnchecked(mAccountsFuture); 368 369 final List<AccountWithDataSet> accounts = AccountInfo.extractAccounts(accountInfos); 370 if (editorUtils.shouldShowAccountChangedNotification(accounts)) { 371 Intent intent = new Intent(this, ContactEditorAccountsChangedActivity.class) 372 .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP); 373 startActivityForResult(intent, REQUEST_PICK_DEFAULT_ACCOUNT_FOR_NEW_CONTACT); 374 } else { 375 // Otherwise, there should be a default account. Then either create a null contact 376 // (if default account is null) or create a contact with the specified account. 377 final AccountWithDataSet targetAccount = editorUtils.getOnlyOrDefaultAccount(accounts); 378 createNewRawContact(targetAccount); 379 } 380 } 381 382 /** 383 * Create a new writeable raw contact to store mCroppedPhotoUri. 384 */ 385 private void createNewRawContact(final AccountWithDataSet account) { 386 // Reload the contact from URI instead of trying to pull the contact from a member variable, 387 // since this function can be called after the activity stops and resumes. 388 loadContact(mContactUri, new Listener() { 389 @Override 390 public void onContactLoaded(Contact contactToSave) { 391 final RawContactDeltaList deltaList = contactToSave.createRawContactDeltaList(); 392 final ContentValues after = new ContentValues(); 393 after.put(RawContacts.ACCOUNT_TYPE, account != null ? account.type : null); 394 after.put(RawContacts.ACCOUNT_NAME, account != null ? account.name : null); 395 after.put(RawContacts.DATA_SET, account != null ? account.dataSet : null); 396 397 final RawContactDelta newRawContactDelta 398 = new RawContactDelta(ValuesDelta.fromAfter(after)); 399 deltaList.add(newRawContactDelta); 400 saveToContact(contactToSave, deltaList, newRawContactDelta); 401 } 402 }); 403 } 404 } 405