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Code Issues Releases Wiki Activity

Pre-check protected content size

This commit is contained in:
M66B 2022-10-18 21:32:45 +02:00
parent 88e81696ff
commit bcef375a1d
1 changed files with 40 additions and 26 deletions
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66
app/src/main/java/eu/faircode/email/StyleHelper.java
View File

@ -581,6 +581,19 @@ public class StyleHelper {
return true;
}
boolean toolong = false;
if (end - start > MAX_PROTECTED_TEXT) {
toolong = true;
} else {
String html = getProtectedContent((Spanned) edit.subSequence(start, end));
if (html.length() > MAX_PROTECTED_TEXT)
toolong = true;
}
if (toolong) {
ToastEx.makeText(context, R.string.title_style_protect_size, Toast.LENGTH_LONG).show();
return true;
}
View dview = LayoutInflater.from(context).inflate(R.layout.dialog_password_protect, null);
TextInputLayout etPassword1 = dview.findViewById(R.id.tilPassword1);
TextInputLayout etPassword2 = dview.findViewById(R.id.tilPassword2);
@ -614,26 +627,7 @@ public class StyleHelper {
Spanned text = (Spanned) args.getCharSequence("text");
String password = args.getString("password");
Drawable d = ContextCompat.getDrawable(context, R.drawable.twotone_image_24);
d.setTint(Color.GRAY);
Bitmap bm = Bitmap.createBitmap(24, 24, Bitmap.Config.ARGB_8888);
Canvas c = new Canvas(bm);
d.setBounds(0, 0, c.getWidth(), c.getHeight());
d.draw(c);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
bm.compress(Bitmap.CompressFormat.PNG, 100, bos);
StringBuilder sb = new StringBuilder();
sb.append("data:image/png;base64,");
sb.append(Base64.encodeToString(bos.toByteArray(), Base64.NO_WRAP));
String html = HtmlHelper.toHtml(text, context);
Document doc = JsoupEx.parse(html);
for (Element img : doc.select("img"))
img.attr("src", sb.toString());
html = doc.body().html();
String html = getProtectedContent(text);
if (html.length() > MAX_PROTECTED_TEXT)
throw new IllegalArgumentException(context.getString(R.string.title_style_protect_size));
@ -686,12 +680,8 @@ public class StyleHelper {
@Override
protected void onException(Bundle args, Throwable ex) {
if (ex instanceof IllegalArgumentException)
ToastEx.makeText(context, ex.getMessage(), Toast.LENGTH_LONG).show();
else {
Log.e(ex);
ToastEx.makeText(context, ex.toString(), Toast.LENGTH_LONG).show();
}
Log.e(ex);
ToastEx.makeText(context, ex.toString(), Toast.LENGTH_LONG).show();
}
}.execute(context, owner, args, "protect");
}
@ -735,6 +725,30 @@ public class StyleHelper {
return true;
}
private String getProtectedContent(Spanned text) {
Drawable d = ContextCompat.getDrawable(context, R.drawable.twotone_image_24);
d.setTint(Color.GRAY);
Bitmap bm = Bitmap.createBitmap(24, 24, Bitmap.Config.ARGB_8888);
Canvas c = new Canvas(bm);
d.setBounds(0, 0, c.getWidth(), c.getHeight());
d.draw(c);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
bm.compress(Bitmap.CompressFormat.PNG, 100, bos);
StringBuilder sb = new StringBuilder();
sb.append("data:image/png;base64,");
sb.append(Base64.encodeToString(bos.toByteArray(), Base64.NO_WRAP));
String html = HtmlHelper.toHtml(text, context);
Document doc = JsoupEx.parse(html);
for (Element img : doc.select("img"))
img.attr("src", sb.toString());
return doc.body().html();
}
private boolean setCode(MenuItem item) {
Log.breadcrumb("style", "action", "code");
_setSize(HtmlHelper.FONT_SMALL);