Ticket #29727: 29727.diff

wp-includes/default-filters.php

@@ -151 +151 @@
 add_filter( 'comment_text', 'convert_smilies',    20 );
 add_filter( 'comment_text', 'wpautop',            30 );
 
+if ( is_ssl() ) {
+        add_filter( 'the_content', 'wp_post_content_ssl_urls' );
+        add_filter( 'the_excerpt', 'wp_post_content_ssl_urls' );
+        add_filter( 'comment_text', 'wp_post_content_ssl_urls' );
+}
+
+
 add_filter( 'comment_excerpt', 'convert_chars' );
 
 add_filter( 'list_cats',         'wptexturize' );

wp-includes/functions.php

@@ -3942 +3942 @@
 }
 
 /**
+ * Rewrites local HTTP URLs in post content to HTTPS URLs
+ * 
+ * @since 4.5.0
+ * 
+ * @param string $content Post content.
+ * @return string Post content with rewritten URLs
+ */
+function wp_post_content_ssl_urls( $content ) {
+        $search = array(
+                home_url( '', 'http' ),
+                site_url( '', 'http' )
+        );
+        $replace = array(
+                home_url( '', 'https' ),
+                site_url( '', 'https' )
+        );
+        return str_replace( $search, $replace, $content );
+}
+
+/**
  * Guess the URL for the site.
  *
  * Will remove wp-admin links to retrieve only return URLs not in the wp-admin