Ticket #38778: 38778.0.diff

src/wp-includes/class-wp-customize-manager.php

@@ -3407 +3407 @@
 
                 if ( current_theme_supports( 'custom-header', 'video' ) ) {
                         $title = __( 'Header Media' );
-                        $description = __( 'If you add a video, the image will be used as a fallback while the video loads.' );
+                        $description = __( 'If you add a video, the image will be used as a fallback while the video loads. Videos only appear on the front page.' );
                         $width = absint( get_theme_support( 'custom-header', 'width' ) );
                         $height = absint( get_theme_support( 'custom-header', 'height' ) );
                         if ( $width && $height ) {
@@ -3474 +3474 @@
                         'description'    => $control_description,
                         'section'        => 'header_image',
                         'mime_type'      => 'video',
+                        'active_callback'=> 'is_front_page',
                 ) ) );
 
                 $this->add_control( 'external_header_video', array(
@@ -3481 +3482 @@
                         'type'           => 'url',
                         'description'    => __( 'Or, enter a YouTube URL:' ),
                         'section'        => 'header_image',
+                        'active_callback'=> 'is_front_page',
                 ) );
 
                 $this->add_control( new WP_Customize_Header_Image_Control( $this ) );