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Load data: urls in markdown

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This commit is contained in:
Jannis Mattheis
2020-05-03 09:55:50 +02:00
parent 96ad18a573
commit 0f8b82ed86
2 changed files with 46 additions and 1 deletions
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6
app/src/main/java/com/github/gotify/messages/MessagesActivity.java
View File

@@ -59,6 +59,7 @@ import com.github.gotify.messages.provider.MessageDeletion;
import com.github.gotify.messages.provider.MessageFacade;
import com.github.gotify.messages.provider.MessageState;
import com.github.gotify.messages.provider.MessageWithImage;
import com.github.gotify.picasso.PicassoDataRequestHandler;
import com.github.gotify.service.WebSocketService;
import com.google.android.material.navigation.NavigationView;
import com.google.android.material.snackbar.BaseTransientBottomBar;
@@ -247,7 +248,10 @@ public class MessagesActivity extends AppCompatActivity
OkHttp3Downloader downloader = new OkHttp3Downloader(builder.build());
return new Picasso.Builder(this).downloader(downloader).build();
return new Picasso.Builder(this)
.addRequestHandler(new PicassoDataRequestHandler())
.downloader(downloader)
.build();
}
private void initDrawer() {

41
app/src/main/java/com/github/gotify/picasso/PicassoDataRequestHandler.java Normal file
View File

@@ -0,0 +1,41 @@
package com.github.gotify.picasso;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.util.Base64;
import com.github.gotify.log.Log;
import com.squareup.picasso.Picasso;
import com.squareup.picasso.Request;
import com.squareup.picasso.RequestHandler;
/**
* Adapted from https://github.com/square/picasso/issues/1395#issuecomment-220929377 By
* https://github.com/SmartDengg
*/
public class PicassoDataRequestHandler extends RequestHandler {
private static final String DATA_SCHEME = "data";
@Override
public boolean canHandleRequest(Request data) {
String scheme = data.uri.getScheme();
return DATA_SCHEME.equalsIgnoreCase(scheme);
}
@Override
public Result load(Request request, int networkPolicy) {
String uri = request.uri.toString();
String imageDataBytes = uri.substring(uri.indexOf(",") + 1);
byte[] bytes = Base64.decode(imageDataBytes.getBytes(), Base64.DEFAULT);
Bitmap bitmap = BitmapFactory.decodeByteArray(bytes, 0, bytes.length);
if (bitmap == null) {
String show = uri.length() > 50 ? uri.substring(0, 49) + "..." : uri;
RuntimeException malformed = new RuntimeException("Malformed data uri: " + show);
Log.e("Could not load image", malformed);
throw malformed;
}
return new Result(bitmap, Picasso.LoadedFrom.NETWORK);
}
}