78 lines
2.4 KiB
PHP
78 lines
2.4 KiB
PHP
|
<?php
|
||
|
|
/**
|
||
|
|
* Server-side rendering of the `core/file` block.
|
||
|
|
*
|
||
|
|
* @package WordPress
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* When the `core/file` block is rendering, check if we need to enqueue the `wp-block-file-view` script.
|
||
|
|
*
|
||
|
|
* @param array $attributes The block attributes.
|
||
|
|
* @param string $content The block content.
|
||
|
|
* @param WP_Block $block The parsed block.
|
||
|
|
*
|
||
|
|
* @return string Returns the block content.
|
||
|
|
*/
|
||
|
|
function render_block_core_file( $attributes, $content ) {
|
||
|
|
// Update object's aria-label attribute if present in block HTML.
|
||
|
|
// Match an aria-label attribute from an object tag.
|
||
|
|
$pattern = '@<object.+(?<attribute>aria-label="(?<filename>[^"]+)?")@i';
|
||
|
|
$content = preg_replace_callback(
|
||
|
|
$pattern,
|
||
|
|
static function ( $matches ) {
|
||
|
|
$filename = ! empty( $matches['filename'] ) ? $matches['filename'] : '';
|
||
|
|
$has_filename = ! empty( $filename ) && 'PDF embed' !== $filename;
|
||
|
|
$label = $has_filename ?
|
||
|
|
sprintf(
|
||
|
|
/* translators: %s: filename. */
|
||
|
|
__( 'Embed of %s.' ),
|
||
|
|
$filename
|
||
|
|
)
|
||
|
|
: __( 'PDF embed' );
|
||
|
|
|
||
|
|
return str_replace( $matches['attribute'], sprintf( 'aria-label="%s"', $label ), $matches[0] );
|
||
|
|
},
|
||
|
|
$content
|
||
|
|
);
|
||
|
|
|
||
|
|
// If it's interactive, enqueue the script module and add the directives.
|
||
|
|
if ( ! empty( $attributes['displayPreview'] ) ) {
|
||
|
|
$suffix = wp_scripts_get_suffix();
|
||
|
|
if ( defined( 'IS_GUTENBERG_PLUGIN' ) && IS_GUTENBERG_PLUGIN ) {
|
||
|
|
$module_url = gutenberg_url( '/build/interactivity/file.min.js' );
|
||
|
|
}
|
||
|
|
|
||
|
|
wp_register_script_module(
|
||
|
|
'@wordpress/block-library/file',
|
||
|
|
isset( $module_url ) ? $module_url : includes_url( "blocks/file/view{$suffix}.js" ),
|
||
|
|
array( '@wordpress/interactivity' ),
|
||
|
|
defined( 'GUTENBERG_VERSION' ) ? GUTENBERG_VERSION : get_bloginfo( 'version' )
|
||
|
|
);
|
||
|
|
wp_enqueue_script_module( '@wordpress/block-library/file' );
|
||
|
|
|
||
|
|
$processor = new WP_HTML_Tag_Processor( $content );
|
||
|
|
$processor->next_tag();
|
||
|
|
$processor->set_attribute( 'data-wp-interactive', 'core/file' );
|
||
|
|
$processor->next_tag( 'object' );
|
||
|
|
$processor->set_attribute( 'data-wp-bind--hidden', '!state.hasPdfPreview' );
|
||
|
|
$processor->set_attribute( 'hidden', true );
|
||
|
|
return $processor->get_updated_html();
|
||
|
|
}
|
||
|
|
|
||
|
|
return $content;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Registers the `core/file` block on server.
|
||
|
|
*/
|
||
|
|
function register_block_core_file() {
|
||
|
|
register_block_type_from_metadata(
|
||
|
|
__DIR__ . '/file',
|
||
|
|
array(
|
||
|
|
'render_callback' => 'render_block_core_file',
|
||
|
|
)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
add_action( 'init', 'register_block_core_file' );
|