[remove core blocks] #wp #gutenburg

remove-gutenburg-blocks.php

add_filter( 'allowed_block_types', 'misha_allowed_block_types', 10, 2 );
 
function misha_allowed_block_types( $allowed_blocks, $post ) {
 
        $allowed_blocks = array(
                'core/image',
                'core/paragraph',
                'core/heading',
                'core/list'
        );
 
        if( $post->post_type === 'page' ) {
                $allowed_blocks[] = 'core/shortcode';
        }
 
        return $allowed_blocks;
 
}

//available blocks.

core/paragraph
core/image
core/heading
(Deprecated) core/subhead — Subheading
core/gallery
core/list
core/quote
core/audio
core/cover (previously core/cover-image)
core/file
core/video
  
core/table
core/verse
core/code
core/freeform — Classic
core/html — Custom HTML
core/preformatted
core/pullquote
  
core/buttons
core/text-columns — Columns
core/media-text — Media and Text
core/more
core/nextpage — Page break
core/separator
core/spacer
  
core/shortcode
core/archives
core/categories
core/latest-comments
core/latest-posts
core/calendar
core/rss
core/search
core/tag-cloud
  
  
core/embed
core-embed/twitter
core-embed/youtube
core-embed/facebook
core-embed/instagram
core-embed/wordpress
core-embed/soundcloud
core-embed/spotify
core-embed/flickr
core-embed/vimeo
core-embed/animoto
core-embed/cloudup
core-embed/collegehumor
core-embed/dailymotion
core-embed/funnyordie
core-embed/hulu
core-embed/imgur
core-embed/issuu
core-embed/kickstarter
core-embed/meetup-com
core-embed/mixcloud
core-embed/photobucket
core-embed/polldaddy
core-embed/reddit
core-embed/reverbnation
core-embed/screencast
core-embed/scribd
core-embed/slideshare
core-embed/smugmug
core-embed/speaker
core-embed/ted
core-embed/tumblr
core-embed/videopress
core-embed/wordpress-tv