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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 2334 | * @type array $attrs Attributes from block comment delimiters. |
| 2335 | * @type array[] $innerBlocks List of inner blocks. An array of arrays that |
| 2336 | * have the same structure as this one. |
| 2337 | * @type string $innerHTML HTML from inside block comment delimiters. |
| 2338 | * @type array $innerContent List of string fragments and null markers where |
| 2339 | * inner blocks were found. |
| 2340 | * } |
| 2341 | * @param WP_Block|null $parent_block If this is a nested block, a reference to the parent block. |
| 2342 | */ |
| 2343 | $parsed_block = apply_filters( 'render_block_data', $parsed_block, $source_block, $parent_block ); |
| 2344 | |
| 2345 | $context = array(); |
| 2346 | |
| 2347 | if ( $post instanceof WP_Post ) { |
| 2348 | $context['postId'] = $post->ID; |
| 2349 | |
| 2350 | /* |
| 2351 | * The `postType` context is largely unnecessary server-side, since the ID |
| 2352 | * is usually sufficient on its own. That being said, since a block's |