Multiple cross-team functionality fixes (#2902)

webapp/action_creators/global_actions.jsx

@@ -234,7 +234,7 @@ export function emitPostRecievedEvent(post, msg) {
         } else {
             AsyncClient.getChannel(post.channel_id);
         }
-    } else if (msg && TeamStore.getCurrentId() === msg.team_id) {
+    } else if (msg && (TeamStore.getCurrentId() === msg.team_id || msg.props.channel_type === Constants.DM_CHANNEL)) {
         AsyncClient.getChannel(post.channel_id);
     }
 

webapp/components/posts_view.jsx

@@ -47,13 +47,18 @@ export default class PostsView extends React.Component {
 
         this.scrollStopAction = new DelayedAction(this.handleScrollStop);
 
+        let profiles = UserStore.getProfiles();
+        if (props.channel.type === Constants.DM_CHANNEL) {
+            profiles = Object.assign({}, profiles, UserStore.getDirectProfiles());
+        }
+
         this.state = {
             displayNameType: PreferenceStore.get(Preferences.CATEGORY_DISPLAY_SETTINGS, 'name_format', 'false'),
             centerPosts: PreferenceStore.get(Preferences.CATEGORY_DISPLAY_SETTINGS, Preferences.CHANNEL_DISPLAY_MODE, Preferences.CHANNEL_DISPLAY_MODE_DEFAULT) === Preferences.CHANNEL_DISPLAY_MODE_CENTERED,
             isScrolling: false,
             topPostId: null,
             currentUser: UserStore.getCurrentUser(),
-            profiles: UserStore.getProfiles()
+            profiles
         };
     }
     static get SCROLL_TYPE_FREE() {
@@ -78,7 +83,11 @@ export default class PostsView extends React.Component {
         });
     }
     onUserChange() {
-        this.setState({currentUser: UserStore.getCurrentUser(), profiles: JSON.parse(JSON.stringify(UserStore.getProfiles()))});
+        let profiles = UserStore.getProfiles();
+        if (this.props.channel.type === Constants.DM_CHANNEL) {
+            profiles = Object.assign({}, profiles, UserStore.getDirectProfiles());
+        }
+        this.setState({currentUser: UserStore.getCurrentUser(), profiles: JSON.parse(JSON.stringify(profiles))});
     }
     isAtBottom() {
         // consider the view to be at the bottom if it's within this many pixels of the bottom

webapp/stores/notification_store.jsx

@@ -43,7 +43,7 @@ class NotificationStoreClass extends EventEmitter {
 
             if (notifyLevel === 'none') {
                 return;
-            } else if (notifyLevel === 'mention' && mentions.indexOf(user.id) === -1 && channel.type !== Constants.DM_CHANNEL) {
+            } else if (notifyLevel === 'mention' && mentions.indexOf(user.id) === -1 && msgProps.channel_type !== Constants.DM_CHANNEL) {
                 return;
             }
 

webapp/stores/user_store.jsx

@@ -111,7 +111,7 @@ class UserStoreClass extends EventEmitter {
     }
 
     hasProfile(userId) {
-        return this.getProfiles()[userId] != null;
+        return this.getProfile(userId) != null;
     }
 
     getProfile(userId) {