use room name (if available and != localpart) as group name

2 files changed, 48 insertions, 32 deletions

diff --git a/src/main/java/de/pixart/messenger/entities/Conversation.java b/src/main/java/de/pixart/messenger/entities/Conversation.java
index 81c3c1d95..4729eb976 100644
--- a/src/main/java/de/pixart/messenger/entities/Conversation.java
+++ b/src/main/java/de/pixart/messenger/entities/Conversation.java
@@ -60,7 +60,6 @@ public class Conversation extends AbstractEntity implements Blockable, Comparabl
     private static final String ATTRIBUTE_NEXT_MESSAGE_TIMESTAMP = "next_message_timestamp";
     private static final String ATTRIBUTE_CRYPTO_TARGETS = "crypto_targets";
     private static final String ATTRIBUTE_NEXT_ENCRYPTION = "next_encryption";
-    public static final String ATTRIBUTE_ALLOW_PM = "allow_pm";
     public static final String ATTRIBUTE_MEMBERS_ONLY = "members_only";
     public static final String ATTRIBUTE_MODERATED = "moderated";
     public static final String ATTRIBUTE_NON_ANONYMOUS = "non_anonymous";
@@ -509,10 +508,13 @@ public class Conversation extends AbstractEntity implements Blockable, Comparabl
 
     public @NonNull CharSequence getName() {
         if (getMode() == MODE_MULTI) {
+            final String roomName = getMucOptions().getName();
             final String subject = getMucOptions().getSubject();
             final Bookmark bookmark = getBookmark();
             final String bookmarkName = bookmark != null ? bookmark.getBookmarkName() : null;
-            if (printableValue(subject)) {
+            if (printableValue(roomName)) {
+                return roomName;
+            } else if (printableValue(subject)) {
                 return subject;
             } else if (printableValue(bookmarkName, false)) {
                 return bookmarkName;
@@ -910,10 +912,20 @@ public class Conversation extends AbstractEntity implements Blockable, Comparabl
     public boolean setAttribute(String key, String value) {
         synchronized (this.attributes) {
             try {
-                this.attributes.put(key, value == null ? "" : value);
-                return true;
+                if (value == null) {
+                    if (this.attributes.has(key)) {
+                        this.attributes.remove(key);
+                        return true;
+                    } else {
+                        return false;
+                    }
+                } else {
+                    String prev = this.attributes.getString(key);
+                    this.attributes.put(key, value);
+                    return !value.equals(prev);
+                }
             } catch (JSONException e) {
-                return false;
+                throw new AssertionError(e);
             }
         }
     }
diff --git a/src/main/java/de/pixart/messenger/entities/MucOptions.java b/src/main/java/de/pixart/messenger/entities/MucOptions.java
index eb5629b2e..ecf016c48 100644
--- a/src/main/java/de/pixart/messenger/entities/MucOptions.java
+++ b/src/main/java/de/pixart/messenger/entities/MucOptions.java
@@ -1,8 +1,10 @@
 package de.pixart.messenger.entities;
 
 import android.annotation.SuppressLint;
+import android.support.annotation.NonNull;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
@@ -322,7 +324,7 @@ public class MucOptions {
         }
 
         @Override
-        public int compareTo(User another) {
+        public int compareTo(@NonNull User another) {
             if (another.getAffiliation().outranks(getAffiliation())) {
                 return 1;
             } else if (getAffiliation().outranks(another.getAffiliation())) {
@@ -358,8 +360,7 @@ public class MucOptions {
 
     private Account account;
     private final Set<User> users = new HashSet<>();
-    private final List<String> features = new ArrayList<>();
-    private Data form = new Data();
+    private ServiceDiscoveryResult serviceDiscoveryResult;
     private final Conversation conversation;
     private boolean isOnline = false;
     private Error error = Error.NONE;
@@ -373,34 +374,39 @@ public class MucOptions {
         this.self = new User(this, createJoinJid(getProposedNick()));
     }
 
-    public boolean updateConfiguration(List<String> features, String name, Data data) {
-        updateFeatures(features);
-        updateFormData(data == null ? new Data() : data);
-        Field allowPmField = this.form.getFieldByName("muc#roomconfig_allowpm");
-        boolean changed = false;
-        changed |= conversation.setAttribute(Conversation.ATTRIBUTE_ALLOW_PM, allowPmField == null || "1".equals(allowPmField.getValue()));
+    public boolean updateConfiguration(ServiceDiscoveryResult serviceDiscoveryResult) {
+        this.serviceDiscoveryResult = serviceDiscoveryResult;
+        String name;
+        Field roomInfoName = getRoomInfoForm().getFieldByName("muc#roominfo_name");
+        if (roomInfoName != null) {
+            name = roomInfoName.getValue();
+        } else {
+            List<ServiceDiscoveryResult.Identity> identities = serviceDiscoveryResult.getIdentities();
+            String identityName = identities.size() > 0 ? identities.get(0).getName() : null;
+            if (!conversation.getJid().getEscapedLocal().equals(identityName)) {
+                name = identityName;
+            } else {
+                name = null;
+            }
+        }
+        boolean changed = conversation.setAttribute("muc_name", name);
         changed |= conversation.setAttribute(Conversation.ATTRIBUTE_MEMBERS_ONLY, this.hasFeature("muc_membersonly"));
         changed |= conversation.setAttribute(Conversation.ATTRIBUTE_MODERATED, this.hasFeature("muc_moderated"));
         changed |= conversation.setAttribute(Conversation.ATTRIBUTE_NON_ANONYMOUS, this.hasFeature("muc_nonanonymous"));
-        changed |= setName(name);
         return changed;
     }
 
-    private void updateFeatures(List<String> features) {
-        this.features.clear();
-        this.features.addAll(features);
+    private Data getRoomInfoForm() {
+        final List<Data> forms = serviceDiscoveryResult == null ? Collections.emptyList() : serviceDiscoveryResult.forms;
+        return forms.size() == 0 ? new Data() : forms.get(0);
     }
 
     public String getAvatar() {
         return account.getRoster().getContact(conversation.getJid()).getAvatar();
     }
 
-    private void updateFormData(Data form) {
-        this.form = form;
-    }
-
     public boolean hasFeature(String feature) {
-        return this.features.contains(feature);
+        return this.serviceDiscoveryResult != null && this.serviceDiscoveryResult.features.contains(feature);
     }
 
     public boolean hasVCards() {
@@ -408,17 +414,18 @@ public class MucOptions {
     }
 
     public boolean canInvite() {
-        Field field = this.form.getFieldByName("muc#roomconfig_allowinvites");
+        Field field = getRoomInfoForm().getFieldByName("muc#roominfo_allowinvites");
         return !membersOnly() || self.getRole().ranks(Role.MODERATOR) || (field != null && "1".equals(field.getValue()));
     }
 
     public boolean canChangeSubject() {
-        Field field = this.form.getFieldByName("muc#roomconfig_changesubject");
+        Field field = getRoomInfoForm().getFieldByName("muc#roominfo_changesubject");
         return self.getRole().ranks(Role.MODERATOR) || (field != null && "1".equals(field.getValue()));
     }
 
     public boolean allowPm() {
-        return conversation.getBooleanAttribute(Conversation.ATTRIBUTE_ALLOW_PM, false);
+        Field field = getRoomInfoForm().getFieldByName("muc#roominfo_allowpm");
+        return field != null && "1".equals(field.getValue());
     }
 
     public boolean participating() {
@@ -693,15 +700,12 @@ public class MucOptions {
         return this.conversation.getAttribute("subject");
     }
 
-    private boolean setName(String name) {
-        return this.conversation.setAttribute("muc_name", name);
-    }
-
     public String getName() {
-        return this.conversation.getAttribute("muc_name");
+        String mucName = this.conversation.getAttribute("muc_name");
+        return conversation.getJid().getEscapedLocal().equals(mucName) ? null : mucName;
     }
 
-    public List<User> getFallbackUsersFromCryptoTargets() {
+    private List<User> getFallbackUsersFromCryptoTargets() {
         List<User> users = new ArrayList<>();
         for (Jid jid : conversation.getAcceptedCryptoTargets()) {
             User user = new User(this, null);