Merge pull request #26 from okfn/2019-update-fixes

2019 update fixes

README.md

@@ -1,31 +1,27 @@
-OKFN WordPress Theme
-=================
+# OKFN WordPress Theme
 
 OKFNWP is a WordPress theme built on Bootstrap.
 
-Getting Started
----------------
+## Getting Started
+
 **You'll need the following installed before continuing:**
-  * [Node.js](http://nodejs.org): Use the installer provided on the NodeJS website.
-  * [Grunt](http://gruntjs.com/): Run `[sudo] npm install -g grunt-cli`
+
+* [Node.js](http://nodejs.org): Use the installer provided on the NodeJS website.
+* [Grunt](http://gruntjs.com/): Run `[sudo] npm install -g grunt-cli`
 
 To get started run:
 
 `npm install && grunt watch`
 
+## Templates
 
-Templates
----------
-
-**Homepage**
+### **Homepage**
 
 The homepage template is a regular full-width content page. Use the `[latestposts]` shortcode to display the latest blog posts.
 
+## Shortcodes
 
-Shortcodes
-----------
-
-**Latest Blog Posts**
+### **Latest Blog Posts**
 
 To add a 3-column row of the latest blog posts, use:
 

functions.php

@@ -311,7 +311,7 @@ function okfn_is_post_rendered( $post ) {
 }
 
 function okfn_get_first_image_url_from_post_content() {
-  global $post, $posts;
+  global $post;
 
   $first_img_url = '';
   $is_image_file = false;
@@ -325,17 +325,7 @@ function okfn_get_first_image_url_from_post_content() {
 
   endif;
 
-  // Check if the image URL points to an actual image file
-  // ---------------------------------------------------------------------------
-  if ( function_exists( 'getimagesize' ) ) :
-
-		if ( ! empty( $first_img_url ) ) :
-			$is_image_file = getimagesize( $first_img_url );
-			endif;
-
-  endif;
-
-  if ( empty( $first_img_url ) || ! $is_image_file ) :
+  if ( empty( $first_img_url ) ) :
 
 		// Reset value if no image is available
 		$first_img_url = false;