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WP_Theme_JSON: Invalidate blocks metadata cache when needed #3359

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ockham wants to merge 11 commits into from
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WP_Theme_JSON: Invalidate blocks metadata cache when needed #3359

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514f23e
WP_Theme_JSON: Invalidate blocks metadata cache when needed
ockham Sep 28, 2022
2072c0d
Add back block_metadata init
ockham Sep 28, 2022
163b21c
Change variable name and add comment
ockham Sep 28, 2022
e9897ff
Oops
ockham Sep 28, 2022
d7dcc6a
That's more like it
ockham Sep 28, 2022
b746d24
Caching is overrated :yolo:
ockham Sep 29, 2022
8d46f0a
Revert "Caching is overrated :yolo:"
ockham Oct 4, 2022
103bc47
Initialize blocks_metadata as empty array
ockham Oct 4, 2022
bdc0923
Use `empty()` instead of `count(...) === 0`
ockham Oct 4, 2022
a9787c0
Avoid "we" in comment
ockham Oct 4, 2022
25b560a
Fix PHPDoc comment
ockham Oct 4, 2022
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14 changes: 8 additions & 6 deletions src/wp-includes/class-wp-theme-json.php
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Original file line number Diff line number Diff line change
Expand Up @@ -33,9 +33,10 @@ class WP_Theme_JSON {
* process it twice.
*
* @since 5.8.0
* @since 6.1.0 Initialize as an empty array.
* @var array
*/
protected static $blocks_metadata = null;
protected static $blocks_metadata = array();

/**
* The CSS selector for the top-level styles.
Expand Down Expand Up @@ -729,14 +730,15 @@ protected static function append_to_selector( $selector, $to_append, $position =
* @return array Block metadata.
*/
protected static function get_blocks_metadata() {
if ( null !== static::$blocks_metadata ) {
$registry = WP_Block_Type_Registry::get_instance();
$blocks = $registry->get_all_registered();

// Is there metadata for all currently registered blocks?
$blocks = array_diff_key( $blocks, static::$blocks_metadata );
if ( empty( $blocks ) ) {
return static::$blocks_metadata;
}

static::$blocks_metadata = array();

$registry = WP_Block_Type_Registry::get_instance();
$blocks = $registry->get_all_registered();
foreach ( $blocks as $block_name => $block_type ) {
if (
isset( $block_type->supports['__experimentalSelector'] ) &&
Expand Down