le' );
if ( isset( $wp_styles->registered[ $block_stylesheet_handle ] ) ) {
$handle = $block_stylesheet_handle;
}
}
// Add inline styles to the calculated handle.
wp_add_inline_style( $handle, $style_properties['inline_style'] );
}
}
}
}
/**
* Function responsible for enqueuing the assets required for block styles functionality on the editor.
*
* @since 5.3.0
*/
function enqueue_editor_block_styles_assets() {
$block_styles = WP_Block_Styles_Registry::get_instance()->get_all_registered();
$register_script_lines = array( '( function() {' );
foreach ( $block_styles as $block_name => $styles ) {
foreach ( $styles as $style_properties ) {
$block_style = array(
'name' => $style_properties['name'],
'label' => $style_properties['label'],
);
if ( isset( $style_properties['is_default'] ) ) {
$block_style['isDefault'] = $style_properties['is_default'];
}
$register_script_lines[] = sprintf(
' wp.blocks.registerBlockStyle( \'%s\', %s );',
$block_name,
wp_json_encode( $block_style )
);
}
}
$register_script_lines[] = '} )();';
$inline_script = implode( "\n", $register_script_lines );
wp_register_script( 'wp-block-styles', false, array( 'wp-blocks' ), true, array( 'in_footer' => true ) );
wp_add_inline_script( 'wp-block-styles', $inline_script );
wp_enqueue_script( 'wp-block-styles' );
}
/**
* Enqueues the assets required for the block directory within the block editor.
*
* @since 5.5.0
*/
function wp_enqueue_editor_block_directory_assets() {
wp_enqueue_script( 'wp-block-directory' );
wp_enqueue_style( 'wp-block-directory' );
}
/**
* Enqueues the assets required for the format library within the block editor.
*
* @since 5.8.0
*/
function wp_enqueue_editor_format_library_assets() {
wp_enqueue_script( 'wp-format-library' );
wp_enqueue_style( 'wp-format-library' );
}
/**
* Sanitizes an attributes array into an attributes string to be placed inside a `\n", wp_sanitize_script_attributes( $attributes ) );
}
/**
* Prints formatted `
*
* In an HTML document this would print "…" to the console,
* but in an XHTML document it would print "…" to the console.
*
*
*
* In an HTML document this would print "An image is
in HTML",
* but it's an invalid XHTML document because it interprets the `
`
* as an empty tag missing its closing `/`.
*
* @see https://www.w3.org/TR/xhtml1/#h-4.8
*/
if ( ! $is_html5 ) {
/*
* If the string `]]>` exists within the JavaScript it would break
* out of any wrapping CDATA section added here, so to start, it's
* necessary to escape that sequence which requires splitting the
* content into two CDATA sections wherever it's found.
*
* Note: it's only necessary to escape the closing `]]>` because
* an additional `', ']]]]>', $javascript );
// Wrap the entire escaped script inside a CDATA section.
$javascript = sprintf( "/* */", $javascript );
}
$javascript = "\n" . trim( $javascript, "\n\r " ) . "\n";
/**
* Filters attributes to be added to a script tag.
*
* @since 5.7.0
*
* @param array $attributes Key-value pairs representing `\n", wp_sanitize_script_attributes( $attributes ), $javascript );
}
/**
* Prints inline JavaScript wrapped in `" from
* around an inline script after trimming whitespace. Typlically this
* is used in conjunction with output buffering, where `ob_get_clean()`
* is passed as the `$contents` argument.
*
* Example:
*
* // Strips exact literal empty SCRIPT tags.
* $js = ';
* 'sayHello();' === wp_remove_surrounding_empty_script_tags( $js );
*
* // Otherwise if anything is different it warns in the JS console.
* $js = '';
* 'console.error( ... )' === wp_remove_surrounding_empty_script_tags( $js );
*
* @private
* @since 6.4.0
*
* @see wp_print_inline_script_tag()
* @see wp_get_inline_script_tag()
*
* @param string $contents Script body with manually created SCRIPT tag literals.
* @return string Script body without surrounding script tag literals, or
* original contents if both exact literals aren't present.
*/
function wp_remove_surrounding_empty_script_tags( $contents ) {
$contents = trim( $contents );
$opener = '';
if (
strlen( $contents ) > strlen( $opener ) + strlen( $closer ) &&
strtoupper( substr( $contents, 0, strlen( $opener ) ) ) === $opener &&
strtoupper( substr( $contents, -strlen( $closer ) ) ) === $closer
) {
return substr( $contents, strlen( $opener ), -strlen( $closer ) );
} else {
$error_message = __( 'Expected string to start with script tag (without attributes) and end with script tag, with optional whitespace.' );
_doing_it_wrong( __FUNCTION__, $error_message, '6.4' );
return sprintf( 'console.error(%s)', wp_json_encode( __( 'Function wp_remove_surrounding_empty_script_tags() used incorrectly in PHP.' ) . ' ' . $error_message ) );
}
}