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Code Issues Releases Wiki Activity

Parse favicon manifest

This commit is contained in:
M66B 2021-06-27 12:02:05 +02:00
parent 9002a913f7
commit e09a3eb63f
1 changed files with 52 additions and 0 deletions
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52
app/src/main/java/eu/faircode/email/ContactInfo.java
View File

@ -38,6 +38,8 @@ import android.text.TextUtils;
import androidx.annotation.NonNull;
import androidx.preference.PreferenceManager;
import org.json.JSONArray;
import org.json.JSONObject;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;
@ -523,6 +525,55 @@ public class ContactInfo {
imgs.addAll(doc.head().select("link[href~=.+\\.(ico|png|gif|svg)]"));
imgs.addAll(doc.head().select("meta[itemprop=image]"));
// https://developer.mozilla.org/en-US/docs/Web/Manifest/icons
if (imgs.size() == 0 || BuildConfig.DEBUG)
for (Element manifest : doc.head().select("link[rel=manifest]"))
try {
String href = manifest.attr("href");
if (TextUtils.isEmpty(href))
continue;
URL url = new URL(base, href);
Log.i("GET favicon manifest " + url);
HttpsURLConnection m = (HttpsURLConnection) url.openConnection();
m.setRequestMethod("GET");
m.setReadTimeout(FAVICON_READ_TIMEOUT);
m.setConnectTimeout(FAVICON_CONNECT_TIMEOUT);
m.setInstanceFollowRedirects(true);
m.setHostnameVerifier(new HostnameVerifier() {
@Override
public boolean verify(String hostname, SSLSession session) {
return true;
}
});
m.setRequestProperty("User-Agent", WebViewEx.getUserAgent(context));
m.connect();
try {
String json = Helper.readStream(m.getInputStream());
JSONObject jroot = new JSONObject(json);
JSONArray jicons = jroot.getJSONArray("icons");
for (int i = 0; i < jicons.length(); i++) {
JSONObject jicon = jicons.getJSONObject(i);
String src = jicon.getString("src");
String sizes = jicon.optString("sizes", "");
String type = jicon.optString("type", "");
if (!TextUtils.isEmpty(src)) {
Element img = doc.createElement("link")
.attr("href", src)
.attr("sizes", sizes)
.attr("type", type);
imgs.add(img);
}
}
} finally {
m.disconnect();
}
} catch (Throwable ex) {
Log.w(ex);
}
Collections.sort(imgs, new Comparator<Element>() {
@Override
public int compare(Element img1, Element img2) {
@ -546,6 +597,7 @@ public class ContactInfo {
if (t != 0)
return t;
// TODO: multiple sizes
String[] s1 = img1.attr("sizes").split("[x|X]");
String[] s2 = img2.attr("sizes").split("[x|X]");
Integer w1 = Helper.parseInt(s1.length == 2 ? s1[0] : null);