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do not retrieve media attributes from encrypted files

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fixes #4353
This commit is contained in:
Daniel Gultsch 2022-08-12 09:58:33 +02:00
parent 150f8313a0
commit 7cc96e704e
2 changed files with 77 additions and 62 deletions
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2
src/main/java/eu/siacs/conversations/crypto/PgpDecryptionService.java
View file

@ -207,8 +207,8 @@ public class PgpDecryptionService {
}
}
final String url = message.getFileParams().url;
mXmppConnectionService.getFileBackend().updateFileParams(message, url);
message.setEncryption(Message.ENCRYPTION_DECRYPTED);
mXmppConnectionService.getFileBackend().updateFileParams(message, url);
mXmppConnectionService.updateMessage(message);
if (!inputFile.delete()) {
Log.w(Config.LOGTAG,"unable to delete pgp encrypted source file "+inputFile.getAbsolutePath());

137
src/main/java/eu/siacs/conversations/persistance/FileBackend.java
View file

@ -66,7 +66,6 @@ import eu.siacs.conversations.services.AttachFileToConversationRunnable;
import eu.siacs.conversations.services.XmppConnectionService;
import eu.siacs.conversations.ui.adapter.MediaAdapter;
import eu.siacs.conversations.ui.util.Attachment;
import eu.siacs.conversations.utils.Compatibility;
import eu.siacs.conversations.utils.CryptoHelper;
import eu.siacs.conversations.utils.FileUtils;
import eu.siacs.conversations.utils.FileWriterException;
@ -400,25 +399,23 @@ public class FileBackend {
public static Uri getMediaUri(Context context, File file) {
final String filePath = file.getAbsolutePath();
final Cursor cursor;
try {
cursor =
context.getContentResolver()
.query(
MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
new String[] {MediaStore.Images.Media._ID},
MediaStore.Images.Media.DATA + "=? ",
new String[] {filePath},
null);
} catch (SecurityException e) {
return null;
}
if (cursor != null && cursor.moveToFirst()) {
final int id = cursor.getInt(cursor.getColumnIndex(MediaStore.MediaColumns._ID));
cursor.close();
return Uri.withAppendedPath(
MediaStore.Images.Media.EXTERNAL_CONTENT_URI, String.valueOf(id));
} else {
try (final Cursor cursor =
context.getContentResolver()
.query(
MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
new String[] {MediaStore.Images.Media._ID},
MediaStore.Images.Media.DATA + "=? ",
new String[] {filePath},
null)) {
if (cursor != null && cursor.moveToFirst()) {
final int id =
cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.MediaColumns._ID));
return Uri.withAppendedPath(
MediaStore.Images.Media.EXTERNAL_CONTENT_URI, String.valueOf(id));
} else {
return null;
}
} catch (final Exception e) {
return null;
}
}
@ -1492,57 +1489,73 @@ public class FileBackend {
updateFileParams(message, null);
}
public void updateFileParams(Message message, String url) {
DownloadableFile file = getFile(message);
public void updateFileParams(final Message message, final String url) {
final boolean encrypted =
message.getEncryption() == Message.ENCRYPTION_PGP
|| message.getEncryption() == Message.ENCRYPTION_DECRYPTED;
final DownloadableFile file = getFile(message);
final String mime = file.getMimeType();
final boolean privateMessage = message.isPrivateMessage();
final boolean ambiguous = MimeUtils.AMBIGUOUS_CONTAINER_FORMATS.contains(mime);
final boolean image =
message.getType() == Message.TYPE_IMAGE
|| (mime != null && mime.startsWith("image/"));
final boolean video = mime != null && mime.startsWith("video/");
final boolean audio = mime != null && mime.startsWith("audio/");
final boolean pdf = "application/pdf".equals(mime);
final boolean privateMessage = message.isPrivateMessage();
final StringBuilder body = new StringBuilder();
if (url != null) {
body.append(url);
}
body.append('|').append(file.getSize());
if (ambiguous) {
try {
final Dimensions dimensions = getVideoDimensions(file);
if (dimensions.valid()) {
Log.d(Config.LOGTAG,"ambiguous file "+mime+" is video");
body.append('|').append(dimensions.width).append('|').append(dimensions.height);
} else {
Log.d(Config.LOGTAG,"ambiguous file "+mime+" is audio");
if (encrypted && !file.exists()) {
Log.d(Config.LOGTAG, "skipping updateFileParams because file is encrypted");
final DownloadableFile encryptedFile = getFile(message, false);
body.append('|').append(encryptedFile.getSize());
} else {
Log.d(Config.LOGTAG, "running updateFileParams");
final boolean ambiguous = MimeUtils.AMBIGUOUS_CONTAINER_FORMATS.contains(mime);
final boolean video = mime != null && mime.startsWith("video/");
final boolean audio = mime != null && mime.startsWith("audio/");
final boolean pdf = "application/pdf".equals(mime);
body.append('|').append(file.getSize());
if (ambiguous) {
try {
final Dimensions dimensions = getVideoDimensions(file);
if (dimensions.valid()) {
Log.d(Config.LOGTAG, "ambiguous file " + mime + " is video");
body.append('|')
.append(dimensions.width)
.append('|')
.append(dimensions.height);
} else {
Log.d(Config.LOGTAG, "ambiguous file " + mime + " is audio");
body.append("|0|0|").append(getMediaRuntime(file));
}
} catch (final NotAVideoFile e) {
Log.d(Config.LOGTAG, "ambiguous file " + mime + " is audio");
body.append("|0|0|").append(getMediaRuntime(file));
}
} catch (final NotAVideoFile e) {
Log.d(Config.LOGTAG,"ambiguous file "+mime+" is audio");
} else if (image || video || pdf) {
try {
final Dimensions dimensions;
if (video) {
dimensions = getVideoDimensions(file);
} else if (pdf) {
dimensions = getPdfDocumentDimensions(file);
} else {
dimensions = getImageDimensions(file);
}
if (dimensions.valid()) {
body.append('|')
.append(dimensions.width)
.append('|')
.append(dimensions.height);
}
} catch (NotAVideoFile notAVideoFile) {
Log.d(
Config.LOGTAG,
"file with mime type " + file.getMimeType() + " was not a video file");
// fall threw
}
} else if (audio) {
body.append("|0|0|").append(getMediaRuntime(file));
}
} else if (image || video || pdf) {
try {
final Dimensions dimensions;
if (video) {
dimensions = getVideoDimensions(file);
} else if (pdf) {
dimensions = getPdfDocumentDimensions(file);
} else {
dimensions = getImageDimensions(file);
}
if (dimensions.valid()) {
body.append('|').append(dimensions.width).append('|').append(dimensions.height);
}
} catch (NotAVideoFile notAVideoFile) {
Log.d(
Config.LOGTAG,
"file with mime type " + file.getMimeType() + " was not a video file");
// fall threw
}
} else if (audio) {
body.append("|0|0|").append(getMediaRuntime(file));
}
message.setBody(body.toString());
message.setDeleted(false);
@ -1556,12 +1569,14 @@ public class FileBackend {
try {
final MediaMetadataRetriever mediaMetadataRetriever = new MediaMetadataRetriever();
mediaMetadataRetriever.setDataSource(file.toString());
final String value = mediaMetadataRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_DURATION);
final String value =
mediaMetadataRetriever.extractMetadata(
MediaMetadataRetriever.METADATA_KEY_DURATION);
if (Strings.isNullOrEmpty(value)) {
return 0;
}
return Integer.parseInt(value);
} catch (NumberFormatException e) {
} catch (final IllegalArgumentException e) {
return 0;
}
}