msb-public
/
FairEmail
mirror of https://github.com/M66B/FairEmail.git
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Code Issues Projects Releases Wiki Activity

Consider ISO 8859-1 as no charset

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pull/213/head
M66B 2 years ago
parent 901cb7bbea
commit abcf472476
1 changed files with 18 additions and 15 deletions
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33
app/src/main/java/eu/faircode/email/MessageHelper.java
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@ -3800,7 +3800,7 @@ public class MessageHelper {
Log.w(ex);
}
if (cs == null) {
if (cs == null || StandardCharsets.ISO_8859_1.equals(cs)) {
// <meta charset="utf-8" />
// <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
String excerpt = result.substring(0, Math.min(MAX_META_EXCERPT, result.length()));
@ -3826,34 +3826,37 @@ public class MessageHelper {
if (StandardCharsets.US_ASCII.equals(c))
break;
// Check if really UTF-8
if (StandardCharsets.UTF_8.equals(c) && !CharsetHelper.isUTF8(result)) {
Log.w("Charset meta=" + meta + " !isUTF8");
break;
}
// 16 bits charsets cannot be converted to 8 bits
if (CHARSET16.contains(c)) {
Log.w("Charset meta=" + meta);
break;
}
// Check if really UTF-8
if (StandardCharsets.UTF_8.equals(c) && !CharsetHelper.isUTF8(result)) {
Log.w("Charset meta=" + meta + " !isUTF8");
break;
}
// Check if same as detected charset
Charset detected = CharsetHelper.detect(result, c);
if (c.equals(detected))
if (!c.equals(detected)) {
Log.w("Charset meta=" + meta + " !is" + detected);
break;
}
// Common detected/meta
// - windows-1250, windows-1257 / ISO-8859-1
// - ISO-8859-1 / windows-1252
// - US-ASCII / windows-1250, windows-1252, ISO-8859-1, ISO-8859-15, UTF-8
if (StandardCharsets.US_ASCII.equals(detected) &&
("ISO-8859-15".equals(c.name()) ||
"windows-1250".equals(c.name()) ||
"windows-1252".equals(c.name()) ||
StandardCharsets.UTF_8.equals(c) ||
StandardCharsets.ISO_8859_1.equals(c)))
break;
//if (StandardCharsets.US_ASCII.equals(detected) &&
// ("ISO-8859-15".equals(c.name()) ||
// "windows-1250".equals(c.name()) ||
// "windows-1252".equals(c.name()) ||
// StandardCharsets.UTF_8.equals(c) ||
// StandardCharsets.ISO_8859_1.equals(c)))
// break;
// Convert
Log.w("Converting detected=" + detected + " meta=" + c);

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