Handle broken image data URIs

This commit is contained in:
M66B 2018-12-20 16:45:42 +01:00
parent f5f70ae073
commit 0f4db07e40
1 changed files with 20 additions and 14 deletions

View File

@ -141,23 +141,29 @@ public class HtmlHelper {
}
// Data URI
if (data) {
// "<img src=\"data:image/png;base64,iVBORw0KGgoAAA" +
// "ANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4" +
// "//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU" +
// "5ErkJggg==\" alt=\"Red dot\" />";
if (data)
try {
// "<img src=\"data:image/png;base64,iVBORw0KGgoAAA" +
// "ANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4" +
// "//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU" +
// "5ErkJggg==\" alt=\"Red dot\" />";
String base64 = source.substring(source.indexOf(',') + 1);
byte[] bytes = Base64.decode(base64.getBytes(), 0);
String base64 = source.substring(source.indexOf(',') + 1);
byte[] bytes = Base64.decode(base64.getBytes(), 0);
Bitmap bm = BitmapFactory.decodeByteArray(bytes, 0, bytes.length);
if (bm == null)
throw new IllegalArgumentException("decode byte array failed");
Bitmap bm = BitmapFactory.decodeByteArray(bytes, 0, bytes.length);
if (bm == null)
throw new IllegalArgumentException("decode byte array failed");
Drawable d = new BitmapDrawable(context.getResources(), bm);
d.setBounds(0, 0, bm.getWidth(), bm.getHeight());
return d;
}
Drawable d = new BitmapDrawable(context.getResources(), bm);
d.setBounds(0, 0, bm.getWidth(), bm.getHeight());
return d;
} catch (IllegalArgumentException ex) {
Log.w(Helper.TAG, ex + "\n" + Log.getStackTraceString(ex));
Drawable d = context.getResources().getDrawable(R.drawable.baseline_broken_image_24, context.getTheme());
d.setBounds(0, 0, px / 2, px / 2);
return d;
}
// Get cache folder
File dir = new File(context.getCacheDir(), "images");