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WP_Customize_Selective_Refresh::export_preview_data()

Exports data in preview after it has finished rendering so that partials can be added at runtime.

Source

File: wp-includes/customize/class-wp-customize-selective-refresh.php 

public function export_preview_data() {
		$partials = array();

		foreach ( $this->partials() as $partial ) {
			if ( $partial->check_capabilities() ) {
				$partials[ $partial->id ] = $partial->json();
			}
		}

		$switched_locale = switch_to_locale( get_user_locale() );
		$l10n            = array(
			'shiftClickToEdit' => __( 'Shift-click to edit this element.' ),
			'clickEditMenu'    => __( 'Click to edit this menu.' ),
			'clickEditWidget'  => __( 'Click to edit this widget.' ),
			'clickEditTitle'   => __( 'Click to edit the site title.' ),
			'clickEditMisc'    => __( 'Click to edit this element.' ),
			/* translators: %s: document.write() */
			'badDocumentWrite' => sprintf( __( '%s is forbidden' ), 'document.write()' ),
		);
		if ( $switched_locale ) {
			restore_previous_locale();
		}

		$exports = array(
			'partials'       => $partials,
			'renderQueryVar' => self::RENDER_QUERY_VAR,
			'l10n'           => $l10n,
		);

		// Export data to JS.
		printf( '<script>var _customizePartialRefreshExports = %s;</script>', wp_json_encode( $exports ) );
	}

Uses

Uses Description
wp-includes/l10n.php: restore_previous_locale()

Restores the translations according to the previous locale.
wp-includes/l10n.php: switch_to_locale()

Switches the translations according to the given locale.
wp-includes/l10n.php: get_user_locale()

Retrieves the locale of a user.
wp-includes/customize/class-wp-customize-selective-refresh.php: WP_Customize_Selective_Refresh::partials()

Retrieves the registered partials.
wp-includes/functions.php: wp_json_encode()

Encode a variable into JSON, with some sanity checks.
wp-includes/l10n.php: __()

Retrieve the translation of $text.

Changelog

Version Description
4.5.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_customize_selective_refresh/export_preview_data