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Code Issues Releases Wiki Activity

Improved OAuth username check

This commit is contained in:
M66B 2021-06-17 17:59:20 +02:00
parent fce2ba29d1
commit 38a497280b
1 changed files with 21 additions and 21 deletions
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16
app/src/main/java/eu/faircode/email/FragmentOAuth.java
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@ -475,6 +475,7 @@ public class FragmentOAuth extends FragmentBase {
String username = address; String username = address;
List<String> usernames = new ArrayList<>(); List<String> usernames = new ArrayList<>();
usernames.add(address);
if (token != null) { if (token != null) {
// https://docs.microsoft.com/en-us/azure/active-directory/develop/access-tokens // https://docs.microsoft.com/en-us/azure/active-directory/develop/access-tokens
@ -486,17 +487,17 @@ public class FragmentOAuth extends FragmentBase {
JSONObject jpayload = new JSONObject(payload); JSONObject jpayload = new JSONObject(payload);
if (jpayload.has("preferred_username")) { if (jpayload.has("preferred_username")) {
String u = jpayload.getString("preferred_username"); String u = jpayload.getString("preferred_username");
if (!usernames.contains(u)) if (!TextUtils.isEmpty(u) && !usernames.contains(u))
usernames.add(u); usernames.add(u);
} }
if (jpayload.has("unique_name")) { if (jpayload.has("unique_name")) {
String u = jpayload.getString("unique_name"); String u = jpayload.getString("unique_name");
if (!usernames.contains(u)) if (!TextUtils.isEmpty(u) && !usernames.contains(u))
usernames.add(u); usernames.add(u);
} }
if (jpayload.has("upn")) { if (jpayload.has("upn")) {
String u = jpayload.getString("upn"); String u = jpayload.getString("upn");
if (!usernames.contains(u)) if (!TextUtils.isEmpty(u) && !usernames.contains(u))
usernames.add(u); usernames.add(u);
} }
} catch (Throwable ex) { } catch (Throwable ex) {
@ -515,17 +516,17 @@ public class FragmentOAuth extends FragmentBase {
JSONObject jpayload = new JSONObject(payload); JSONObject jpayload = new JSONObject(payload);
if (jpayload.has("preferred_username")) { if (jpayload.has("preferred_username")) {
String u = jpayload.getString("preferred_username"); String u = jpayload.getString("preferred_username");
if (!usernames.contains(u)) if (!TextUtils.isEmpty(u) && !usernames.contains(u))
usernames.add(u); usernames.add(u);
} }
if (jpayload.has("email")) { if (jpayload.has("email")) {
String u = jpayload.getString("email"); String u = jpayload.getString("email");
if (!usernames.contains(u)) if (!TextUtils.isEmpty(u) && !usernames.contains(u))
usernames.add(u); usernames.add(u);
} }
if (jpayload.has("unique_name")) { if (jpayload.has("unique_name")) {
String u = jpayload.getString("unique_name"); String u = jpayload.getString("unique_name");
if (!usernames.contains(u)) if (!TextUtils.isEmpty(u) && !usernames.contains(u))
usernames.add(u); usernames.add(u);
} }
} catch (Throwable ex) { } catch (Throwable ex) {
@ -533,9 +534,8 @@ public class FragmentOAuth extends FragmentBase {
} }
} }
if (usernames.size() > 1)
for (String alt : usernames) { for (String alt : usernames) {
if (TextUtils.isEmpty(alt) || alt.equals(username))
continue;
EntityLog.log(context, "Trying username=" + alt); EntityLog.log(context, "Trying username=" + alt);
try (EmailService iservice = new EmailService( try (EmailService iservice = new EmailService(
context, aprotocol, null, aencryption, false, context, aprotocol, null, aencryption, false,