#54 Added filter to get_the_excerpt

#54 Added filter to `get_the_excerpt` to allow shortcode content in excerpt.

.gitignore

@@ -1,3 +1,4 @@
 .DS_Store
 .cache
 node_modules
+/vendor

inc/extras.php

@@ -282,6 +282,30 @@ function tni_exclude_category( $query ) {
 }
 add_action( 'pre_get_posts', 'tni_exclude_category' );
 
+/**
+ * Modify Excerpt
+ * Don't strip shortcode content from excerpt
+ *
+ * @param string $text
+ * @return string $text
+ */
+function tni_excerpt_filter( $text = '' ) {
+    $limit = 55;
+    $raw_excerpt = $text;
+    if ( '' == $text ) {
+        $text = get_the_content( '' );
+        $text = strip_shortcodes( $text );
+        $text = do_shortcode( $text );
+        $text = apply_filters( 'the_content', $text );
+        $text = str_replace( ']]>', ']]>', $text );
+        $excerpt_length = apply_filters( 'excerpt_length', $limit );
+        $text = wp_trim_words( $text, $excerpt_length, $excerpt_more );
+    }
+    return apply_filters( 'wp_trim_excerpt', $text, $raw_excerpt );
+}
+remove_filter( 'get_the_excerpt', 'wp_trim_excerpt' );
+add_filter( 'get_the_excerpt', 'tni_excerpt_filter' );
+
 /**
  * Add Filters to `meta_content`
  * Ensures that `meta_content` is return like `the_content`

inc/template-tags.php

@@ -158,7 +158,7 @@ function tni_custom_excerpt( $post_id = null, $limit = null, $more = '' ) {
   if( $subhead ) {
     echo wp_trim_words( strip_shortcodes( $subhead ), $limit, $more );
   } else {
-    echo wp_trim_words( strip_shortcodes( get_the_excerpt() ), $limit, $more );
+    echo wp_trim_words( get_the_excerpt(), $limit, $more );
   }
 }
 

readme.txt

@@ -3,7 +3,7 @@ Theme URI: https://github.com/misfist/tni-theme
 Tags: Blog, Magazine
 Requires at least: 4.5.0
 Tested up to: 4.7.2
-Version: 0.6.10
+Version: 0.6.11
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html
 
@@ -13,6 +13,9 @@ Custom theme for The New Inquiry, based on Gridbox theme.
 
 == Changelog ==
 
+== 0.6.11 April 18, 2017 ==
+* #54 Added filter to `get_the_excerpt` to allow shortcode content in excerpt.
+
 == 0.6.10 April 17, 2017 ==
 * Minor css fix for starburst image on single magazine page on smaller width screens
 

style.css

@@ -5,6 +5,6 @@ Description:    Custom theme for The New Inquiry.
 Author:         Pea
 Author URI:     https://github.com/misfist
 Template:       gridbox
-Version:        0.6.10
+Version:        0.6.11
 Text Domain:    tni
 */