refactored bodyContainsDownloadable to be more flexible

This commit is contained in:
Daniel Gultsch 2015-06-30 13:52:53 +02:00
parent 5b42b392a1
commit d7de311379
5 changed files with 40 additions and 38 deletions

View file

@ -59,7 +59,7 @@ public class PgpEngine {
message.setEncryption(Message.ENCRYPTION_DECRYPTED);
final HttpConnectionManager manager = mXmppConnectionService.getHttpConnectionManager();
if (message.trusted()
&& message.bodyContainsDownloadable()
&& message.treatAsDownloadable() == Message.Decision.YES
&& manager.getAutoAcceptFileSize() > 0) {
manager.createNewConnection(message);
}

View file

@ -375,8 +375,8 @@ public class Message extends AbstractEntity {
(message.getTimeSent() - this.getTimeSent()) <= (Config.MESSAGE_MERGE_WINDOW * 1000) &&
!GeoHelper.isGeoUri(message.getBody()) &&
!GeoHelper.isGeoUri(this.body) &&
!message.bodyContainsDownloadable() &&
!this.bodyContainsDownloadable() &&
message.treatAsDownloadable() == Decision.NO &&
this.treatAsDownloadable() == Decision.NO &&
!message.getBody().startsWith(ME_COMMAND) &&
!this.getBody().startsWith(ME_COMMAND) &&
!this.bodyIsHeart() &&
@ -434,48 +434,50 @@ public class Message extends AbstractEntity {
return (status > STATUS_RECEIVED || (contact != null && contact.trusted()));
}
public boolean bodyContainsDownloadable() {
/**
* there are a few cases where spaces result in an unwanted behavior, e.g.
* "http://example.com/image.jpg text that will not be shown /abc.png"
* or more than one image link in one message.
*/
public enum Decision {
YES,
NO,
ASK
}
public Decision treatAsDownloadable() {
if (body.trim().contains(" ")) {
return false;
return Decision.NO;
}
try {
URL url = new URL(body);
if (!url.getProtocol().equalsIgnoreCase("http")
&& !url.getProtocol().equalsIgnoreCase("https")) {
return false;
if (!url.getProtocol().equalsIgnoreCase("http") && !url.getProtocol().equalsIgnoreCase("https")) {
return Decision.NO;
}
String path = url.getPath();
if (path == null || path.isEmpty()) {
return Decision.NO;
}
String sUrlPath = url.getPath();
if (sUrlPath == null || sUrlPath.isEmpty()) {
return false;
}
int iSlashIndex = sUrlPath.lastIndexOf('/') + 1;
String sLastUrlPath = sUrlPath.substring(iSlashIndex).toLowerCase();
String[] extensionParts = sLastUrlPath.split("\\.");
if (extensionParts.length == 2
&& Arrays.asList(Downloadable.VALID_IMAGE_EXTENSIONS).contains(
extensionParts[extensionParts.length - 1])) {
return true;
} else if (extensionParts.length == 3
&& Arrays
String filename = path.substring(path.lastIndexOf('/') + 1).toLowerCase();
String[] extensionParts = filename.split("\\.");
String extension;
String ref = url.getRef();
if (extensionParts.length == 2) {
extension = extensionParts[extensionParts.length - 1];
} else if (extensionParts.length == 3 && Arrays
.asList(Downloadable.VALID_CRYPTO_EXTENSIONS)
.contains(extensionParts[extensionParts.length - 1])
&& Arrays.asList(Downloadable.VALID_IMAGE_EXTENSIONS).contains(
extensionParts[extensionParts.length - 2])) {
return true;
.contains(extensionParts[extensionParts.length - 1])) {
extension = extensionParts[extensionParts.length -2];
} else {
return false;
return Decision.NO;
}
if (Arrays.asList(Downloadable.VALID_IMAGE_EXTENSIONS).contains(extension)) {
return Decision.YES;
} else if (ref != null && ref.matches("([A-Fa-f0-9]{2}){48}")) {
return Decision.ASK;
} else {
return Decision.NO;
}
} catch (MalformedURLException e) {
return false;
return Decision.NO;
}
}

View file

@ -360,7 +360,7 @@ public class MessageParser extends AbstractParser implements
mXmppConnectionService.databaseBackend.createMessage(message);
}
final HttpConnectionManager manager = this.mXmppConnectionService.getHttpConnectionManager();
if (message.trusted() && message.bodyContainsDownloadable() && manager.getAutoAcceptFileSize() > 0) {
if (message.trusted() && message.treatAsDownloadable() == Message.Decision.YES && manager.getAutoAcceptFileSize() > 0) {
manager.createNewConnection(message);
} else if (!message.isRead()) {
mXmppConnectionService.getNotificationService().push(message);

View file

@ -497,7 +497,7 @@ public class FileBackend {
message.setBody(url.toString()+"|"+Long.toString(file.getSize()) + '|' + imageWidth + '|' + imageHeight);
}
} else {
message.setBody(Long.toString(file.getSize()));
message.setBody(url.toString()+"|"+Long.toString(file.getSize()));
}
}

View file

@ -457,7 +457,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
}
if (m.getType() != Message.TYPE_TEXT
|| m.getDownloadable() != null
|| !m.bodyContainsDownloadable()) {
|| m.treatAsDownloadable() == Message.Decision.NO) {
downloadImage.setVisible(false);
}
if (!((m.getDownloadable() != null && !(m.getDownloadable() instanceof DownloadablePlaceholder))