ESLintify Part 1 (#837)

* ESLint-ify

* Allow empty try/catch

* Escape regexp

lib/core/BlogPost.js

@@ -5,9 +5,9 @@
  * LICENSE file in the root directory of this source tree.
  */
 
-const MarkdownBlock = require('./MarkdownBlock.js');
 const React = require('react');
 
+const MarkdownBlock = require('./MarkdownBlock.js');
 const utils = require('./utils.js');
 
 // inner blog component for the article itself, without sidebar/header/footer
@@ -46,32 +46,21 @@ class BlogPost extends React.Component {
     const className =
       'authorPhoto' +
       (post.author && post.authorTitle ? ' authorPhotoBig' : '');
-    if (post.authorFBID) {
+    if (post.authorFBID || post.authorImageURL) {
+      const authorImageURL = post.authorFBID
+        ? `https://graph.facebook.com/${
+            post.authorFBID
+          }/picture/?height=200&width=200`
+        : post.authorImageURL;
       return (
         <div className={className}>
           <a href={post.authorURL} target="_blank" rel="noreferrer noopener">
-            <img
-              src={
-                'https://graph.facebook.com/' +
-                post.authorFBID +
-                '/picture/?height=200&width=200'
-              }
-              alt={post.author}
-            />
+            <img src={authorImageURL} alt={post.author} />
           </a>
         </div>
       );
-    } else if (post.authorImageURL) {
-      return (
-        <div className={className}>
-          <a href={post.authorURL} target="_blank" rel="noreferrer noopener">
-            <img src={post.authorImageURL} />
-          </a>
-        </div>
-      );
-    } else {
-      return null;
     }
+    return null;
   }
 
   renderTitle() {