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PHP-Only blocks: forward current post ID to server render #78909

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Merged
t-hamano merged 7 commits into from
Jul 8, 2026
Merged

PHP-Only blocks: forward current post ID to server render #78909

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a635c7d
Auto-registered blocks: forward current post ID to server render
t-hamano Jun 3, 2026
81dc3a1
Docs: clarify postId is the only forwarded context for PHP-only blocks
t-hamano Jun 3, 2026
6c09c57
Docs: simplify postId context explanation for PHP-only blocks
t-hamano Jun 3, 2026
3d3a348
Merge branch 'trunk' into php-only-block-post-id
t-hamano Jun 5, 2026
dce530f
Auto-registered blocks: always forward postId to server-side render
t-hamano Jun 5, 2026
c999ea2
Merge branch 'trunk' into php-only-block-post-id
t-hamano Jul 7, 2026
ed196fe
Auto-registered blocks: preserve PHP-declared usesContext
t-hamano Jul 7, 2026
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12 changes: 11 additions & 1 deletion packages/block-library/src/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -343,13 +343,23 @@ export const registerCoreBlocks = (
...( ( bootstrappedBlockType?.apiVersion ?? 0 ) < 3 && {
apiVersion: 3,
} ),
// Always pass the postId context so the server-side render can
// reproduce the same output as the front end, while preserving
// any context declared in the block's PHP registration.
usesContext: Array.from(
new Set( [
...( bootstrappedBlockType?.usesContext ?? [] ),
'postId',
] )
),
// Inspector controls are rendered by the auto-register hook in block-editor
edit: function Edit( { attributes } ) {
edit: function Edit( { attributes, context } ) {
const disabledRef = useDisabled();
const blockProps = useBlockProps( { ref: disabledRef } );
const { content, status, error } = useServerSideRender( {
block: blockName,
attributes,
urlQueryArgs: { post_id: context?.postId },
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} );

if ( status === 'loading' ) {
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