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Code Issues Releases Wiki Activity

Added tracking hosts

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This commit is contained in:
M66B 2020-10-30 18:10:57 +01:00
parent 8cb4c89c76
commit f21a133902
1 changed files with 16 additions and 0 deletions
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16
app/src/main/java/eu/faircode/email/HtmlHelper.java
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@ -107,6 +107,7 @@ import java.io.InputStream;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
@ -321,6 +322,10 @@ public class HtmlHelper {
0x2B02, 0x1F8AC, 0x1F8AD, 0x1F5F6, 0x2714, 0x1F5F7, 0x1F5F9, 0x0077
};
private static final List<String> TRACKING_HOSTS = Collections.unmodifiableList(Arrays.asList(
"www.google-analytics.com"
));
static Document sanitizeCompose(Context context, String html, boolean show_images) {
try {
Document parsed = JsoupEx.parse(html);
@ -1533,6 +1538,17 @@ public class HtmlHelper {
}
private static boolean isTrackingPixel(Element img) {
String src = img.attr("src");
if (!TextUtils.isEmpty(src))
try {
Uri uri = Uri.parse(src);
String host = uri.getHost();
if (!TextUtils.isEmpty(host) && TRACKING_HOSTS.contains(host))
return true;
} catch (Throwable ex) {
Log.w(ex);
}
String width = img.attr("width").trim();
String height = img.attr("height").trim();