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Break text for Chinese, etc

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M66B
2022-10-12 10:58:11 +02:00
parent 0991ad8d69
commit 78b05d2f13
2 changed files with 22 additions and 11 deletions
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29
app/src/main/java/eu/faircode/email/BoundaryCallbackMessages.java
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@@ -838,18 +838,29 @@ public class BoundaryCallbackMessages extends PagedList.BoundaryCallback<TupleMe
if (TextUtils.isEmpty(text))
return false;
text = Fts4DbHelper.preprocessText(text);
query = Fts4DbHelper.preprocessText(query);
text = Fts4DbHelper.breakText(text);
query = Fts4DbHelper.breakText(query);
boolean plus = false;
boolean minus = false;
List<String> word = new ArrayList<>();
for (String w : query.trim().split("\\s+"))
if (w.length() > 1 && (w.startsWith("+") || w.startsWith("-"))) {
if (w.startsWith("+") && !text.contains(w.substring(1)))
return false;
if (w.startsWith("-") && text.contains(w.substring(1)))
return false;
} else
word.add(w);
if ("+".equals(w))
plus = true;
else if ("-".equals(w))
minus = true;
else {
if (plus) {
if (!text.contains(w))
return false;
} else if (minus) {
if (text.contains(w))
return false;
} else
word.add(w);
plus = false;
minus = false;
}
if (word.size() == 0)
return true;