Changeset 1138 for sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/formatting.php

Timestamp:

01/13/2015 07:55:39 PM (10 years ago)

Author:

coffee2code

Message:

developer.wordpress.org: Undo unintended markup generated by Markdown during parsing (namely, italics)

File:

• sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/formatting.php (modified) (2 diffs)

sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/formatting.php

@@ -27 +27 @@
         add_filter( 'the_excerpt', array( __CLASS__, 'remove_inline_internal' ) );
         add_filter( 'the_content', array( __CLASS__, 'remove_inline_internal' ) );
+
+        add_action( 'the_content', array( __CLASS__, 'fix_unintended_markdown' ) );
     }
 
@@ -165 +167 @@
     }
 
+    /**
+     * Fixes unintended markup generated by Markdown during parsing.
+     *
+     * The parser interprets underscores surrounding text as Markdown indicating
+     * italics. That is never the intention, so undo it.
+     *
+     * @param  string      $content   The post content.
+     * @param  null|string $post_type Optional. The post type. Default null.
+     * @return string
+     */
+    public static function fix_unintended_markdown( $content, $post_type = null ) {
+        // Only apply to parsed content that have the em tag.
+        if ( DevHub\is_parsed_post_type( $post_type ) && false !== strpos( $content, '<em>' ) ) {
+            $content = preg_replace_callback(
+                '/([^\s])<em>(.+)<\/em>/',
+                function ( $matches ) {
+                    return $matches[1] . '_' . $matches[2] . '_';
+                },
+                $content
+            );
+        }
+
+        return $content;
+    }
+
 } // DevHub_Formatting