PLT-7116/PLT-7126 Some final release fixes (#6933)

* Some final release fixes

* Fix team switching with image in channel bug

webapp/components/admin_console/saml_settings.jsx

@@ -77,15 +77,15 @@ export default class SamlSettings extends AdminSettings {
         AdminActions.samlCertificateStatus(
             (data) => {
                 const files = {};
-                if (!data.IdpCertificateFile) {
+                if (!data.idp_certificate_file) {
                     files.idpCertificateFile = '';
                 }
 
-                if (!data.PublicCertificateFile) {
+                if (!data.public_certificate_file) {
                     files.publicCertificateFile = '';
                 }
 
-                if (!data.PrivateKeyFile) {
+                if (!data.private_key_file) {
                     files.privateKeyFile = '';
                 }
                 this.setState(files);

webapp/components/markdown_image.jsx

@@ -39,7 +39,7 @@ export default class MarkdownImage extends React.PureComponent {
 
     waitForHeight = () => {
         if (this.refs.image.height) {
-            postListScrollChange();
+            setTimeout(postListScrollChange, 0);
 
             this.heightTimeout = 0;
         } else {

webapp/components/post_view/post_list.jsx

@@ -181,6 +181,10 @@ export default class PostList extends React.PureComponent {
         const posts = this.props.posts;
         const postList = this.refs.postlist;
 
+        if (!postList) {
+            return;
+        }
+
         // Scroll to focused post on first load
         const focusedPost = this.refs[this.props.focusedPostId];
         if (focusedPost && this.props.posts) {
@@ -262,7 +266,7 @@ export default class PostList extends React.PureComponent {
 
     checkBottom = () => {
         if (!this.refs.postlist) {
-            return false;
+            return true;
         }
 
         // No scroll bar so we're at the bottom
@@ -329,7 +333,12 @@ export default class PostList extends React.PureComponent {
     handleScroll = () => {
         // Only count as user scroll if we've already performed our first load scroll
         this.hasScrolled = this.hasScrolledToNewMessageSeparator || this.hasScrolledToFocusedPost;
+        if (!this.refs.postlist) {
+            return;
+        }
+
         this.previousScrollTop = this.refs.postlist.scrollTop;
+
         if (this.refs.postlist.scrollHeight === this.previousScrollHeight) {
             this.atBottom = this.checkBottom();
         }

webapp/yarn.lock

@@ -5043,7 +5043,7 @@ math-expression-evaluator@^1.2.14:
 
 mattermost-redux@mattermost/mattermost-redux#webapp-4.0:
   version "0.0.1"
-  resolved "https://codeload.github.com/mattermost/mattermost-redux/tar.gz/2f816b1b1374f7d10f7c160cd392f323d8cebcc6"
+  resolved "https://codeload.github.com/mattermost/mattermost-redux/tar.gz/a68c49c57130ed64e5a8fb3bdbd004ced437790b"
   dependencies:
     deep-equal "1.0.1"
     harmony-reflect "1.5.1"