WP_Customize_Manager::customize_preview_settings()

Source

public function customize_preview_settings() {	$post_values = $this->unsanitized_post_values( array( 'exclude_changeset' => true ) );	$setting_validities = $this->validate_setting_values( $post_values );	$exported_setting_validities = array_map( array( $this, 'prepare_setting_validity_for_js' ), $setting_validities );	// Note that the REQUEST_URI is not passed into home_url() since this breaks subdirectory installations.	$self_url = empty( $_SERVER['REQUEST_URI'] ) ? home_url( '/' ) : sanitize_url( wp_unslash( $_SERVER['REQUEST_URI'] ) );	$state_query_params = array(	'customize_theme',	'customize_changeset_uuid',	'customize_messenger_channel',	);	$self_url = remove_query_arg( $state_query_params, $self_url );	$allowed_urls = $this->get_allowed_urls();	$allowed_hosts = array();	foreach ( $allowed_urls as $allowed_url ) {	$parsed = wp_parse_url( $allowed_url );	if ( empty( $parsed['host'] ) ) {	continue;	}	$host = $parsed['host'];	if ( ! empty( $parsed['port'] ) ) {	$host .= ':' . $parsed['port'];	}	$allowed_hosts[] = $host;	}	$switched_locale = switch_to_user_locale( get_current_user_id() );	$l10n = array(	'shiftClickToEdit' => __( 'Shift-click to edit this element.' ),	'linkUnpreviewable' => __( 'This link is not live-previewable.' ),	'formUnpreviewable' => __( 'This form is not live-previewable.' ),	);	if ( $switched_locale ) {	restore_previous_locale();	}	$settings = array(	'changeset' => array(	'uuid' => $this->changeset_uuid(),	'autosaved' => $this->autosaved(),	),	'timeouts' => array(	'selectiveRefresh' => 250,	'keepAliveSend' => 1000,	),	'theme' => array(	'stylesheet' => $this->get_stylesheet(),	'active' => $this->is_theme_active(),	),	'url' => array(	'self' => $self_url,	'allowed' => array_map( 'sanitize_url', $this->get_allowed_urls() ),	'allowedHosts' => array_unique( $allowed_hosts ),	'isCrossDomain' => $this->is_cross_domain(),	),	'channel' => $this->messenger_channel,	'activePanels' => array(),	'activeSections' => array(),	'activeControls' => array(),	'settingValidities' => $exported_setting_validities,	'nonce' => current_user_can( 'customize' ) ? $this->get_nonces() : array(),	'l10n' => $l10n,	'_dirty' => array_keys( $post_values ),	);	foreach ( $this->panels as $panel_id => $panel ) {	if ( $panel->check_capabilities() ) {	$settings['activePanels'][ $panel_id ] = $panel->active();	foreach ( $panel->sections as $section_id => $section ) {	if ( $section->check_capabilities() ) {	$settings['activeSections'][ $section_id ] = $section->active();	}	}	}	}	foreach ( $this->sections as $id => $section ) {	if ( $section->check_capabilities() ) {	$settings['activeSections'][ $id ] = $section->active();	}	}	foreach ( $this->controls as $id => $control ) {	if ( $control->check_capabilities() ) {	$settings['activeControls'][ $id ] = $control->active();	}	}	ob_start();	?>	<script>	var _wpCustomizeSettings = <?php echo wp_json_encode( $settings ); ?>;	_wpCustomizeSettings.values = {};	(function( v ) {	<?php	/* * Serialize settings separately from the initial _wpCustomizeSettings * serialization in order to avoid a peak memory usage spike. * @todo We may not even need to export the values at all since the pane syncs them anyway. */	foreach ( $this->settings as $id => $setting ) {	if ( $setting->check_capabilities() ) {	printf(	"v[%s] = %s;\n",	wp_json_encode( $id ),	wp_json_encode( $setting->js_value() )	);	}	}	?>	})( _wpCustomizeSettings.values );	</script>	<?php	wp_print_inline_script_tag( wp_remove_surrounding_empty_script_tags( ob_get_clean() ) ); } 

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