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Diffstat (limited to 'src/main/java/eu/siacs/conversations/persistance/FileBackend.java')
-rw-r--r--src/main/java/eu/siacs/conversations/persistance/FileBackend.java893
1 files changed, 0 insertions, 893 deletions
diff --git a/src/main/java/eu/siacs/conversations/persistance/FileBackend.java b/src/main/java/eu/siacs/conversations/persistance/FileBackend.java
deleted file mode 100644
index 6d4fdba0e..000000000
--- a/src/main/java/eu/siacs/conversations/persistance/FileBackend.java
+++ /dev/null
@@ -1,893 +0,0 @@
-package eu.siacs.conversations.persistance;
-
-import android.annotation.TargetApi;
-import android.content.ContentResolver;
-import android.content.Context;
-import android.content.Intent;
-import android.database.Cursor;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.graphics.Canvas;
-import android.graphics.Matrix;
-import android.graphics.RectF;
-import android.media.MediaMetadataRetriever;
-import android.net.Uri;
-import android.os.Build;
-import android.os.Environment;
-import android.os.ParcelFileDescriptor;
-import android.provider.MediaStore;
-import android.provider.OpenableColumns;
-import android.system.Os;
-import android.system.StructStat;
-import android.util.Base64;
-import android.util.Base64OutputStream;
-import android.util.Log;
-import android.util.LruCache;
-import android.webkit.MimeTypeMap;
-
-import java.io.ByteArrayOutputStream;
-import java.io.Closeable;
-import java.io.File;
-import java.io.FileDescriptor;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.net.Socket;
-import java.net.URL;
-import java.security.DigestOutputStream;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-import java.text.SimpleDateFormat;
-import java.util.Date;
-import java.util.List;
-import java.util.Locale;
-
-import eu.siacs.conversations.Config;
-import eu.siacs.conversations.R;
-import eu.siacs.conversations.entities.DownloadableFile;
-import eu.siacs.conversations.entities.Message;
-import eu.siacs.conversations.services.XmppConnectionService;
-import eu.siacs.conversations.utils.CryptoHelper;
-import eu.siacs.conversations.utils.ExifHelper;
-import eu.siacs.conversations.utils.FileUtils;
-import eu.siacs.conversations.xmpp.pep.Avatar;
-
-public class FileBackend {
- private final SimpleDateFormat fileDateFormat = new SimpleDateFormat("yyyyMMdd_HHmmssSSS", Locale.US);
-
- private XmppConnectionService mXmppConnectionService;
-
- public FileBackend(XmppConnectionService service) {
- this.mXmppConnectionService = service;
- }
-
- private void createNoMedia() {
- final File nomedia_files = new File(getConversationsFileDirectory()+".nomedia");
- final File nomedia_audios = new File(getConversationsAudioDirectory()+".nomedia");
- if (!nomedia_files.exists()) {
- try {
- nomedia_files.createNewFile();
- } catch (Exception e) {
- Log.d(Config.LOGTAG, "could not create nomedia file for files directory");
- }
- }
- if (!nomedia_audios.exists()) {
- try {
- nomedia_audios.createNewFile();
- } catch (Exception e) {
- Log.d(Config.LOGTAG, "could not create nomedia file for audio directory");
- }
- }
- }
-
- public void updateMediaScanner(File file) {
- if (file.getAbsolutePath().startsWith(getConversationsImageDirectory())
- || file.getAbsolutePath().startsWith(getConversationsVideoDirectory())) {
- Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
- intent.setData(Uri.fromFile(file));
- mXmppConnectionService.sendBroadcast(intent);
- } else {
- createNoMedia();
- }
- }
-
- public boolean deleteFile(Message message) {
- File file = getFile(message);
- if (file.delete()) {
- updateMediaScanner(file);
- return true;
- } else {
- return false;
- }
- }
-
- public DownloadableFile getFile(Message message) {
- return getFile(message, true);
- }
-
- public DownloadableFile getFile(Message message, boolean decrypted) {
- final boolean encrypted = !decrypted
- && (message.getEncryption() == Message.ENCRYPTION_PGP
- || message.getEncryption() == Message.ENCRYPTION_DECRYPTED);
- final DownloadableFile file;
- String path = message.getRelativeFilePath();
- if (path == null) {
- String filename = fileDateFormat.format(new Date(message.getTimeSent()))+"_"+message.getUuid().substring(0,4);
- path = filename;
- }
- if (path.startsWith("/")) {
- file = new DownloadableFile(path);
- } else {
- String mime = message.getMimeType();
- if (mime != null && mime.startsWith("image")) {
- file = new DownloadableFile(getConversationsImageDirectory() + path);
- } else if (mime != null && mime.startsWith("video")) {
- file = new DownloadableFile(getConversationsVideoDirectory() + path);
- } else if (mime != null && mime.startsWith("audio")) {
- file = new DownloadableFile(getConversationsAudioDirectory() + path);
- } else {
- file = new DownloadableFile(getConversationsFileDirectory() + path);
- }
- }
- if (encrypted) {
- return new DownloadableFile(getConversationsFileDirectory() + file.getName() + ".pgp");
- } else {
- return file;
- }
- }
-
- private static long getFileSize(Context context, Uri uri) {
- Cursor cursor = context.getContentResolver().query(uri, null, null, null, null);
- if (cursor != null && cursor.moveToFirst()) {
- return cursor.getLong(cursor.getColumnIndex(OpenableColumns.SIZE));
- } else {
- return -1;
- }
- }
-
- public static boolean allFilesUnderSize(Context context, List<Uri> uris, long max) {
- if (max <= 0) {
- Log.d(Config.LOGTAG,"server did not report max file size for http upload");
- return true; //exception to be compatible with HTTP Upload < v0.2
- }
- for(Uri uri : uris) {
- if (FileBackend.getFileSize(context, uri) > max) {
- Log.d(Config.LOGTAG,"not all files are under "+max+" bytes. suggesting falling back to jingle");
- return false;
- }
- }
- return true;
- }
-
- public static String getConversationsFileDirectory() {
- return Environment.getExternalStorageDirectory().getAbsolutePath()+"/Pix-Art Messenger/files/";
- }
-
- public static String getConversationsImageDirectory() {
- return Environment.getExternalStorageDirectory().getAbsolutePath()+"/Pix-Art Messenger/images/";
- }
-
- public static String getConversationsVideoDirectory() {
- return Environment.getExternalStorageDirectory().getAbsolutePath()+"/Pix-Art Messenger/videos/";
- }
-
- public static String getConversationsAudioDirectory() {
- return Environment.getExternalStorageDirectory().getAbsolutePath()+"/Pix-Art Messenger/audios/";
- }
-
- public static String getConversationsDirectory() {
- return Environment.getExternalStorageDirectory().getAbsolutePath()+"/Pix-Art Messenger/";
- }
-
- public Bitmap resize(Bitmap originalBitmap, int size) {
- int w = originalBitmap.getWidth();
- int h = originalBitmap.getHeight();
- if (Math.max(w, h) > size) {
- int scalledW;
- int scalledH;
- if (w <= h) {
- scalledW = (int) (w / ((double) h / size));
- scalledH = size;
- } else {
- scalledW = size;
- scalledH = (int) (h / ((double) w / size));
- }
- Bitmap result = Bitmap.createScaledBitmap(originalBitmap, scalledW, scalledH, true);
- if (originalBitmap != null && !originalBitmap.isRecycled()) {
- originalBitmap.recycle();
- }
- return result;
- } else {
- return originalBitmap;
- }
- }
-
- public static Bitmap rotate(Bitmap bitmap, int degree) {
- if (degree == 0) {
- return bitmap;
- }
- int w = bitmap.getWidth();
- int h = bitmap.getHeight();
- Matrix mtx = new Matrix();
- mtx.postRotate(degree);
- Bitmap result = Bitmap.createBitmap(bitmap, 0, 0, w, h, mtx, true);
- if (bitmap != null && !bitmap.isRecycled()) {
- bitmap.recycle();
- }
- return result;
- }
-
- public boolean useImageAsIs(Uri uri) {
- String path = getOriginalPath(uri);
- if (path == null) {
- return false;
- }
- File file = new File(path);
- long size = file.length();
- if (size == 0 || size >= Config.IMAGE_MAX_SIZE ) {
- return false;
- }
- BitmapFactory.Options options = new BitmapFactory.Options();
- options.inJustDecodeBounds = true;
- try {
- BitmapFactory.decodeStream(mXmppConnectionService.getContentResolver().openInputStream(uri), null, options);
- if (options == null || options.outMimeType == null || options.outHeight <= 0 || options.outWidth <= 0) {
- return false;
- }
- return (options.outWidth <= Config.IMAGE_SIZE && options.outHeight <= Config.IMAGE_SIZE && options.outMimeType.contains(Config.IMAGE_FORMAT.name().toLowerCase()));
- } catch (FileNotFoundException e) {
- return false;
- }
- }
-
- public String getOriginalPath(Uri uri) {
- return FileUtils.getPath(mXmppConnectionService,uri);
- }
-
- public void copyFileToPrivateStorage(File file, Uri uri) throws FileCopyException {
- file.getParentFile().mkdirs();
- OutputStream os = null;
- InputStream is = null;
- try {
- file.createNewFile();
- os = new FileOutputStream(file);
- is = mXmppConnectionService.getContentResolver().openInputStream(uri);
- byte[] buffer = new byte[1024];
- int length;
- while ((length = is.read(buffer)) > 0) {
- os.write(buffer, 0, length);
- }
- os.flush();
- } catch(FileNotFoundException e) {
- throw new FileCopyException(R.string.error_file_not_found);
- } catch (IOException e) {
- e.printStackTrace();
- throw new FileCopyException(R.string.error_io_exception);
- } finally {
- close(os);
- close(is);
- }
- Log.d(Config.LOGTAG, "output file name " + file.getAbsolutePath());
- }
-
- public void copyFileToPrivateStorage(Message message, Uri uri) throws FileCopyException {
- String mime = mXmppConnectionService.getContentResolver().getType(uri);
- Log.d(Config.LOGTAG, "copy " + uri.toString() + " to private storage (mime="+mime+")");
- String extension = MimeTypeMap.getSingleton().getExtensionFromMimeType(mime);
- if (extension == null) {
- extension = getExtensionFromUri(uri);
- }
- String filename = fileDateFormat.format(new Date(message.getTimeSent()))+"_"+message.getUuid().substring(0,4);
- message.setRelativeFilePath(filename + "." + extension);
- copyFileToPrivateStorage(mXmppConnectionService.getFileBackend().getFile(message), uri);
- }
-
- private String getExtensionFromUri(Uri uri) {
- String[] projection = {MediaStore.MediaColumns.DATA};
- String filename = null;
- Cursor cursor = mXmppConnectionService.getContentResolver().query(uri, projection, null, null, null);
- if (cursor != null) {
- try {
- if (cursor.moveToFirst()) {
- filename = cursor.getString(0);
- }
- } catch (Exception e) {
- filename = null;
- } finally {
- cursor.close();
- }
- }
- int pos = filename == null ? -1 : filename.lastIndexOf('.');
- return pos > 0 ? filename.substring(pos+1) : null;
- }
-
- private void copyImageToPrivateStorage(File file, Uri image, int sampleSize) throws FileCopyException {
- file.getParentFile().mkdirs();
- InputStream is = null;
- OutputStream os = null;
- try {
- file.createNewFile();
- is = mXmppConnectionService.getContentResolver().openInputStream(image);
- Bitmap originalBitmap;
- BitmapFactory.Options options = new BitmapFactory.Options();
- int inSampleSize = (int) Math.pow(2, sampleSize);
- Log.d(Config.LOGTAG, "reading bitmap with sample size " + inSampleSize);
- options.inSampleSize = inSampleSize;
- originalBitmap = BitmapFactory.decodeStream(is, null, options);
- is.close();
- if (originalBitmap == null) {
- throw new FileCopyException(R.string.error_not_an_image_file);
- }
- Bitmap scaledBitmap = resize(originalBitmap, Config.IMAGE_SIZE);
- int rotation = getRotation(image);
- scaledBitmap = rotate(scaledBitmap, rotation);
- boolean targetSizeReached = false;
- int quality = Config.IMAGE_QUALITY;
- while(!targetSizeReached) {
- os = new FileOutputStream(file);
- boolean success = scaledBitmap.compress(Config.IMAGE_FORMAT, quality, os);
- if (!success) {
- throw new FileCopyException(R.string.error_compressing_image);
- }
- os.flush();
- targetSizeReached = file.length() <= Config.IMAGE_MAX_SIZE || quality <= 50;
- quality -= 5;
- }
- scaledBitmap.recycle();
- return;
- } catch (FileNotFoundException e) {
- throw new FileCopyException(R.string.error_file_not_found);
- } catch (IOException e) {
- e.printStackTrace();
- throw new FileCopyException(R.string.error_io_exception);
- } catch (SecurityException e) {
- throw new FileCopyException(R.string.error_security_exception_during_image_copy);
- } catch (OutOfMemoryError e) {
- ++sampleSize;
- if (sampleSize <= 3) {
- copyImageToPrivateStorage(file, image, sampleSize);
- } else {
- throw new FileCopyException(R.string.error_out_of_memory);
- }
- } catch (NullPointerException e) {
- throw new FileCopyException(R.string.error_io_exception);
- } finally {
- close(os);
- close(is);
- }
- }
-
- public void copyImageToPrivateStorage(File file, Uri image) throws FileCopyException {
- copyImageToPrivateStorage(file, image, 0);
- }
-
- public void copyImageToPrivateStorage(Message message, Uri image) throws FileCopyException {
- String filename = fileDateFormat.format(new Date(message.getTimeSent()))+"_"+message.getUuid().substring(0,4);
- switch(Config.IMAGE_FORMAT) {
- case JPEG:
- message.setRelativeFilePath(filename+".jpg");
- break;
- case PNG:
- message.setRelativeFilePath(filename+".png");
- break;
- case WEBP:
- message.setRelativeFilePath(filename+".webp");
- break;
- }
- copyImageToPrivateStorage(getFile(message), image);
- updateFileParams(message);
- }
-
- private int getRotation(File file) {
- return getRotation(Uri.parse("file://"+file.getAbsolutePath()));
- }
-
- private int getRotation(Uri image) {
- InputStream is = null;
- try {
- is = mXmppConnectionService.getContentResolver().openInputStream(image);
- return ExifHelper.getOrientation(is);
- } catch (FileNotFoundException e) {
- return 0;
- } finally {
- close(is);
- }
- }
-
- public Bitmap getThumbnail(Message message, int size, boolean cacheOnly) throws FileNotFoundException {
- final String uuid = message.getUuid();
- final LruCache<String,Bitmap> cache = mXmppConnectionService.getBitmapCache();
- Bitmap thumbnail = cache.get(uuid);
- if ((thumbnail == null) && (!cacheOnly)) {
- synchronized (cache) {
- thumbnail = cache.get(uuid);
- if (thumbnail != null) {
- return thumbnail;
- }
- DownloadableFile file = getFile(message);
- if (file.getMimeType().startsWith("video/")) {
- thumbnail = getVideoPreview(file, size);
- } else {
- Bitmap fullsize = getFullsizeImagePreview(file, size);
- if (fullsize == null) {
- throw new FileNotFoundException();
- }
- thumbnail = resize(fullsize, size);
- thumbnail = rotate(thumbnail, getRotation(file));
- }
- this.mXmppConnectionService.getBitmapCache().put(uuid, thumbnail);
- }
- }
- return thumbnail;
- }
-
- private Bitmap getFullsizeImagePreview(File file, int size) {
- BitmapFactory.Options options = new BitmapFactory.Options();
- options.inSampleSize = calcSampleSize(file, size);
- return BitmapFactory.decodeFile(file.getAbsolutePath(), options);
- }
-
- private Bitmap getVideoPreview(File file, int size) {
- MediaMetadataRetriever metadataRetriever = new MediaMetadataRetriever();
- Bitmap frame;
- try {
- metadataRetriever.setDataSource(file.getAbsolutePath());
- frame = metadataRetriever.getFrameAtTime(0);
- metadataRetriever.release();
- frame = resize(frame, size);
- } catch(IllegalArgumentException e) {
- frame = Bitmap.createBitmap(size,size, Bitmap.Config.ARGB_8888);
- frame.eraseColor(0xff000000);
- }
- Canvas canvas = new Canvas(frame);
- Bitmap play = BitmapFactory.decodeResource(mXmppConnectionService.getResources(), R.drawable.play_video);
- float x = (frame.getWidth() - play.getWidth()) / 2.0f;
- float y = (frame.getHeight() - play.getHeight()) / 2.0f;
- canvas.drawBitmap(play,x,y,null);
- return frame;
- }
-
- public Uri getTakePhotoUri() {
- StringBuilder pathBuilder = new StringBuilder();
- pathBuilder.append(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DCIM));
- pathBuilder.append('/');
- pathBuilder.append("Camera");
- pathBuilder.append('/');
- pathBuilder.append("IMG_" + this.fileDateFormat.format(new Date()) + ".jpg");
- Uri uri = Uri.parse("file://" + pathBuilder.toString());
- File file = new File(uri.toString());
- file.getParentFile().mkdirs();
- return uri;
- }
-
- public Avatar getPepAvatar(Uri image, int size, Bitmap.CompressFormat format) {
- try {
- Avatar avatar = new Avatar();
- Bitmap bm = cropCenterSquare(image, size);
- if (bm == null) {
- return null;
- }
- ByteArrayOutputStream mByteArrayOutputStream = new ByteArrayOutputStream();
- Base64OutputStream mBase64OutputSttream = new Base64OutputStream(
- mByteArrayOutputStream, Base64.DEFAULT);
- MessageDigest digest = MessageDigest.getInstance("SHA-1");
- DigestOutputStream mDigestOutputStream = new DigestOutputStream(
- mBase64OutputSttream, digest);
- if (!bm.compress(format, 75, mDigestOutputStream)) {
- return null;
- }
- mDigestOutputStream.flush();
- mDigestOutputStream.close();
- avatar.sha1sum = CryptoHelper.bytesToHex(digest.digest());
- avatar.image = new String(mByteArrayOutputStream.toByteArray());
- return avatar;
- } catch (NoSuchAlgorithmException e) {
- return null;
- } catch (IOException e) {
- return null;
- }
- }
-
- public Avatar getStoredPepAvatar(String hash) {
- if (hash == null) {
- return null;
- }
- Avatar avatar = new Avatar();
- File file = new File(getAvatarPath(hash));
- FileInputStream is = null;
- try {
- BitmapFactory.Options options = new BitmapFactory.Options();
- options.inJustDecodeBounds = true;
- BitmapFactory.decodeFile(file.getAbsolutePath(), options);
- is = new FileInputStream(file);
- ByteArrayOutputStream mByteArrayOutputStream = new ByteArrayOutputStream();
- Base64OutputStream mBase64OutputStream = new Base64OutputStream(mByteArrayOutputStream, Base64.DEFAULT);
- MessageDigest digest = MessageDigest.getInstance("SHA-1");
- DigestOutputStream os = new DigestOutputStream(mBase64OutputStream, digest);
- byte[] buffer = new byte[4096];
- int length;
- while ((length = is.read(buffer)) > 0) {
- os.write(buffer, 0, length);
- }
- os.flush();
- os.close();
- avatar.sha1sum = CryptoHelper.bytesToHex(digest.digest());
- avatar.image = new String(mByteArrayOutputStream.toByteArray());
- avatar.height = options.outHeight;
- avatar.width = options.outWidth;
- return avatar;
- } catch (IOException e) {
- return null;
- } catch (NoSuchAlgorithmException e) {
- return null;
- } finally {
- close(is);
- }
- }
-
- public boolean isAvatarCached(Avatar avatar) {
- File file = new File(getAvatarPath(avatar.getFilename()));
- return file.exists();
- }
-
- public boolean save(Avatar avatar) {
- File file;
- if (isAvatarCached(avatar)) {
- file = new File(getAvatarPath(avatar.getFilename()));
- } else {
- String filename = getAvatarPath(avatar.getFilename());
- file = new File(filename + ".tmp");
- file.getParentFile().mkdirs();
- OutputStream os = null;
- try {
- file.createNewFile();
- os = new FileOutputStream(file);
- MessageDigest digest = MessageDigest.getInstance("SHA-1");
- digest.reset();
- DigestOutputStream mDigestOutputStream = new DigestOutputStream(os, digest);
- mDigestOutputStream.write(avatar.getImageAsBytes());
- mDigestOutputStream.flush();
- mDigestOutputStream.close();
- String sha1sum = CryptoHelper.bytesToHex(digest.digest());
- if (sha1sum.equals(avatar.sha1sum)) {
- file.renameTo(new File(filename));
- } else {
- Log.d(Config.LOGTAG, "sha1sum mismatch for " + avatar.owner);
- file.delete();
- return false;
- }
- } catch (IllegalArgumentException | IOException | NoSuchAlgorithmException e) {
- return false;
- } finally {
- close(os);
- }
- }
- avatar.size = file.length();
- return true;
- }
-
- public String getAvatarPath(String avatar) {
- return mXmppConnectionService.getFilesDir().getAbsolutePath()+ "/avatars/" + avatar;
- }
-
- public Uri getAvatarUri(String avatar) {
- return Uri.parse("file:" + getAvatarPath(avatar));
- }
-
- public Bitmap cropCenterSquare(Uri image, int size) {
- if (image == null) {
- return null;
- }
- InputStream is = null;
- try {
- BitmapFactory.Options options = new BitmapFactory.Options();
- options.inSampleSize = calcSampleSize(image, size);
- is = mXmppConnectionService.getContentResolver().openInputStream(image);
- if (is == null) {
- return null;
- }
- Bitmap input = BitmapFactory.decodeStream(is, null, options);
- if (input == null) {
- return null;
- } else {
- input = rotate(input, getRotation(image));
- return cropCenterSquare(input, size);
- }
- } catch (SecurityException e) {
- return null; // happens for example on Android 6.0 if contacts permissions get revoked
- } catch (FileNotFoundException e) {
- return null;
- } finally {
- close(is);
- }
- }
-
- public Bitmap cropCenter(Uri image, int newHeight, int newWidth) {
- if (image == null) {
- return null;
- }
- InputStream is = null;
- try {
- BitmapFactory.Options options = new BitmapFactory.Options();
- options.inSampleSize = calcSampleSize(image, Math.max(newHeight, newWidth));
- is = mXmppConnectionService.getContentResolver().openInputStream(image);
- if (is == null) {
- return null;
- }
- Bitmap source = BitmapFactory.decodeStream(is, null, options);
- if (source == null) {
- return null;
- }
- int sourceWidth = source.getWidth();
- int sourceHeight = source.getHeight();
- float xScale = (float) newWidth / sourceWidth;
- float yScale = (float) newHeight / sourceHeight;
- float scale = Math.max(xScale, yScale);
- float scaledWidth = scale * sourceWidth;
- float scaledHeight = scale * sourceHeight;
- float left = (newWidth - scaledWidth) / 2;
- float top = (newHeight - scaledHeight) / 2;
-
- RectF targetRect = new RectF(left, top, left + scaledWidth, top + scaledHeight);
- Bitmap dest = Bitmap.createBitmap(newWidth, newHeight, Bitmap.Config.ARGB_8888);
- Canvas canvas = new Canvas(dest);
- canvas.drawBitmap(source, null, targetRect, null);
- if (source != null && !source.isRecycled()) {
- source.recycle();
- }
- return dest;
- } catch (SecurityException e) {
- return null; //android 6.0 with revoked permissions for example
- } catch (FileNotFoundException e) {
- return null;
- } finally {
- close(is);
- }
- }
-
- public Bitmap cropCenterSquare(Bitmap input, int size) {
- int w = input.getWidth();
- int h = input.getHeight();
-
- float scale = Math.max((float) size / h, (float) size / w);
-
- float outWidth = scale * w;
- float outHeight = scale * h;
- float left = (size - outWidth) / 2;
- float top = (size - outHeight) / 2;
- RectF target = new RectF(left, top, left + outWidth, top + outHeight);
-
- Bitmap output = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
- Canvas canvas = new Canvas(output);
- canvas.drawBitmap(input, null, target, null);
- if (input != null && !input.isRecycled()) {
- input.recycle();
- }
- return output;
- }
-
- private int calcSampleSize(Uri image, int size) throws FileNotFoundException, SecurityException {
- BitmapFactory.Options options = new BitmapFactory.Options();
- options.inJustDecodeBounds = true;
- BitmapFactory.decodeStream(mXmppConnectionService.getContentResolver().openInputStream(image), null, options);
- return calcSampleSize(options, size);
- }
-
- private static int calcSampleSize(File image, int size) {
- BitmapFactory.Options options = new BitmapFactory.Options();
- options.inJustDecodeBounds = true;
- BitmapFactory.decodeFile(image.getAbsolutePath(), options);
- return calcSampleSize(options, size);
- }
-
- public static int calcSampleSize(BitmapFactory.Options options, int size) {
- int height = options.outHeight;
- int width = options.outWidth;
- int inSampleSize = 1;
-
- if (height > size || width > size) {
- int halfHeight = height / 2;
- int halfWidth = width / 2;
-
- while ((halfHeight / inSampleSize) > size
- && (halfWidth / inSampleSize) > size) {
- inSampleSize *= 2;
- }
- }
- return inSampleSize;
- }
-
- public Uri getJingleFileUri(Message message) {
- File file = getFile(message);
- return Uri.parse("file://" + file.getAbsolutePath());
- }
-
- public void updateFileParams(Message message) {
- updateFileParams(message,null);
- }
-
- public void updateFileParams(Message message, URL url) {
- DownloadableFile file = getFile(message);
- final String mime = file.getMimeType();
- boolean image = message.getType() == Message.TYPE_IMAGE || (mime != null && mime.startsWith("image/"));
- boolean video = mime != null && mime.startsWith("video/");
- if (image || video) {
- try {
- Dimensions dimensions = image ? getImageDimensions(file) : getVideoDimensions(file);
- if (url == null) {
- message.setBody(Long.toString(file.getSize()) + '|' + dimensions.width + '|' + dimensions.height);
- } else {
- message.setBody(url.toString() + "|" + Long.toString(file.getSize()) + '|' + dimensions.width + '|' + dimensions.height);
- }
- return;
- } catch (NotAVideoFile notAVideoFile) {
- Log.d(Config.LOGTAG,"file with mime type "+file.getMimeType()+" was not a video file");
- //fall threw
- }
- }
- if (url != null) {
- message.setBody(url.toString()+"|"+Long.toString(file.getSize()));
- } else {
- message.setBody(Long.toString(file.getSize()));
- }
-
- }
-
- private Dimensions getImageDimensions(File file) {
- BitmapFactory.Options options = new BitmapFactory.Options();
- options.inJustDecodeBounds = true;
- BitmapFactory.decodeFile(file.getAbsolutePath(), options);
- int rotation = getRotation(file);
- boolean rotated = rotation == 90 || rotation == 270;
- int imageHeight = rotated ? options.outWidth : options.outHeight;
- int imageWidth = rotated ? options.outHeight : options.outWidth;
- return new Dimensions(imageHeight, imageWidth);
- }
-
- private Dimensions getVideoDimensions(File file) throws NotAVideoFile {
- MediaMetadataRetriever metadataRetriever = new MediaMetadataRetriever();
- metadataRetriever.setDataSource(file.getAbsolutePath());
- String hasVideo = metadataRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_HAS_VIDEO);
- if (hasVideo == null) {
- throw new NotAVideoFile();
- }
- int rotation = extractRotationFromMediaRetriever(metadataRetriever);
- boolean rotated = rotation == 90 || rotation == 270;
- int height;
- try {
- String h = metadataRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_HEIGHT);
- height = Integer.parseInt(h);
- } catch (Exception e) {
- height = -1;
- }
- int width;
- try {
- String w = metadataRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_WIDTH);
- width = Integer.parseInt(w);
- } catch (Exception e) {
- width = -1;
- }
- metadataRetriever.release();
- Log.d(Config.LOGTAG,"extracted video dims "+width+"x"+height);
- return rotated ? new Dimensions(width, height) : new Dimensions(height, width);
- }
-
- private int extractRotationFromMediaRetriever(MediaMetadataRetriever metadataRetriever) {
- int rotation;
- if (Build.VERSION.SDK_INT >= 17) {
- String r = metadataRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_ROTATION);
- try {
- rotation = Integer.parseInt(r);
- } catch (Exception e) {
- rotation = 0;
- }
- } else {
- rotation = 0;
- }
- return rotation;
- }
-
- private class Dimensions {
- public final int width;
- public final int height;
-
- public Dimensions(int height, int width) {
- this.width = width;
- this.height = height;
- }
- }
-
- private class NotAVideoFile extends Exception {
-
- }
-
- public class FileCopyException extends Exception {
- private static final long serialVersionUID = -1010013599132881427L;
- private int resId;
-
- public FileCopyException(int resId) {
- this.resId = resId;
- }
-
- public int getResId() {
- return resId;
- }
- }
-
- public Bitmap getAvatar(String avatar, int size) {
- if (avatar == null) {
- return null;
- }
- Bitmap bm = cropCenter(getAvatarUri(avatar), size, size);
- if (bm == null) {
- return null;
- }
- return bm;
- }
-
- public boolean isFileAvailable(Message message) {
- return getFile(message).exists();
- }
-
- public static void close(Closeable stream) {
- if (stream != null) {
- try {
- stream.close();
- } catch (IOException e) {
- }
- }
- }
-
- public static void close(Socket socket) {
- if (socket != null) {
- try {
- socket.close();
- } catch (IOException e) {
- }
- }
- }
-
-
- public static boolean weOwnFile(Context context, Uri uri) {
- if (uri == null || !ContentResolver.SCHEME_FILE.equals(uri.getScheme())) {
- return false;
- } else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
- return fileIsInFilesDir(context, uri);
- } else {
- return weOwnFileLollipop(uri);
- }
- }
-
-
- /**
- * This is more than hacky but probably way better than doing nothing
- * Further 'optimizations' might contain to get the parents of CacheDir and NoBackupDir
- * and check against those as well
- */
- private static boolean fileIsInFilesDir(Context context, Uri uri) {
- try {
- final String haystack = context.getFilesDir().getParentFile().getCanonicalPath();
- final String needle = new File(uri.getPath()).getCanonicalPath();
- return needle.startsWith(haystack);
- } catch (IOException e) {
- return false;
- }
- }
-
- @TargetApi(Build.VERSION_CODES.LOLLIPOP)
- private static boolean weOwnFileLollipop(Uri uri) {
- try {
- File file = new File(uri.getPath());
- FileDescriptor fd = ParcelFileDescriptor.open(file, ParcelFileDescriptor.MODE_READ_ONLY).getFileDescriptor();
- StructStat st = Os.fstat(fd);
- return st.st_uid == android.os.Process.myUid();
- } catch (FileNotFoundException e) {
- return false;
- } catch (Exception e) {
- return true;
- }
- }
-}