Fetch profiles whenever conversations are opened

For a group, fetch everyone's profile.

// FREEBIE

js/libtextsecure.js

@@ -39186,13 +39186,7 @@ MessageSender.prototype = {
     },
 
     getProfile: function(number) {
-        return this.server.getProfile(number).then(function(profile) {
-            var identityKey = dcodeIO.ByteBuffer.wrap(profile.identityKey).toArrayBuffer();
-
-            return textsecure.storage.protocol.isTrusted(number, identityKey).then(function(trusted) {
-
-            });
-        });
+        return this.server.getProfile(number);
     },
 
     sendRequestGroupSyncMessage: function() {

js/models/conversations.js

@@ -339,6 +339,27 @@
         }.bind(this));
     },
 
+    getProfiles: function() {
+        // request all conversation members' keys
+        var ids = [];
+        if (this.isPrivate()) {
+            ids = [this.id];
+        } else {
+            ids = this.get('members');
+        }
+        ids.forEach(this.getProfile);
+    },
+
+    getProfile: function(id) {
+        return textsecure.messaging.getProfile(id).then(function(profile) {
+            var identityKey = dcodeIO.ByteBuffer.wrap(profile.identityKey, 'base64').toArrayBuffer();
+
+            return textsecure.storage.protocol.saveIdentity(
+              id, identityKey, storage.get('safety-numbers-approval', true), false
+            );
+        });
+    },
+
     fetchMessages: function() {
         if (!this.id) { return false; }
         return this.messageCollection.fetchConversation(this.id, null, this.get('unreadCount'));

js/views/conversation_view.js

@@ -230,6 +230,8 @@
         },
 
         onOpened: function() {
+            this.model.getProfiles();
+
             this.view.resetScrollPosition();
             this.$el.trigger('force-resize');
             this.focusMessageField();

libtextsecure/sendmessage.js

@@ -255,13 +255,7 @@ MessageSender.prototype = {
     },
 
     getProfile: function(number) {
-        return this.server.getProfile(number).then(function(profile) {
-            var identityKey = dcodeIO.ByteBuffer.wrap(profile.identityKey).toArrayBuffer();
-
-            return textsecure.storage.protocol.isTrusted(number, identityKey).then(function(trusted) {
-
-            });
-        });
+        return this.server.getProfile(number);
     },
 
     sendRequestGroupSyncMessage: function() {