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<?php |
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/** |
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* Eventbrite Block. |
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* |
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* @since 8.2.0 |
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* |
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* @package Jetpack |
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*/ |
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jetpack_register_block( |
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'jetpack/eventbrite', |
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array( |
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'render_callback' => 'jetpack_render_eventbrite_block', |
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) |
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); |
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const JETPACK_EVENTBRITE_WIDGET_SLUG = 'eventbrite-widget'; |
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/** |
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* Eventbrite block registration/dependency delclaration. |
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* |
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* @param array $attr Eventbrite block attributes. |
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* @param string $content Rendered embed element (without scripts) from the block editor. |
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* |
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* @return string |
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*/ |
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function jetpack_render_eventbrite_block( $attr, $content ) { |
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if ( empty( $attr['eventId'] ) || empty( $attr['url'] ) ) { |
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return ''; |
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} |
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$widget_id = JETPACK_EVENTBRITE_WIDGET_SLUG . '-' . $attr['eventId']; |
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wp_enqueue_script( 'eventbrite-widget', 'https://www.eventbrite.com/static/widgets/eb_widgets.js', array(), JETPACK__VERSION, true ); |
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// Add CSS to hide direct link. |
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Jetpack_Gutenberg::load_assets_as_required( 'eventbrite' ); |
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// Show the embedded version. |
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if ( empty( $attr['useModal'] ) ) { |
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wp_add_inline_script( |
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'eventbrite-widget', |
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"window.EBWidgets.createWidget( { |
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widgetType: 'checkout', |
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eventId: " . absint( $attr['eventId'] ) . ", |
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iframeContainerId: '" . esc_js( $widget_id ) . "', |
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} );" |
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); |
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return sprintf( |
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'%s<noscript><a href="%s" rel="noopener noreferrer" target="_blank">%s</a></noscript>', |
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$content, |
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esc_url( $attr['url'] ), |
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esc_html__( 'Register on Eventbrite', 'jetpack' ) |
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); |
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} |
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// Show the modal version. |
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wp_add_inline_script( |
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'eventbrite-widget', |
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"window.EBWidgets.createWidget( { |
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widgetType: 'checkout', |
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eventId: " . absint( $attr['eventId'] ) . ", |
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modal: true, |
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modalTriggerElementId: '" . esc_js( $widget_id ) . "', |
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} );" |
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); |
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// Modal button is saved as an `<a>` element with `role="button"` because `<button>` is not allowed |
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// by WordPress.com wp_kses. This javascript adds the necessary event handling for button-like behavior. |
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// @link https://www.w3.org/TR/wai-aria-practices/examples/button/button.html. |
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wp_add_inline_script( |
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'eventbrite-widget', |
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"( function() { |
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var widget = document.getElementById( '" . esc_js( $widget_id ) . "' ); |
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if ( widget ) { |
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widget.addEventListener( 'click', function( event ) { |
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event.preventDefault(); |
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} ); |
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widget.addEventListener( 'keydown', function( event ) { |
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// Enter and space keys. |
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if ( event.keyCode === 13 || event.keyCode === 32 ) { |
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event.preventDefault(); |
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event.target && event.target.click(); |
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} |
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} ); |
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} |
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} )();" |
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); |
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return $content; |
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} |
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/** |
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* Share PHP block settings with js block code. |
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* |
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* @return void |
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*/ |
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function jetpack_eventbrite_block_editor_assets() { |
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wp_localize_script( |
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'jetpack-blocks-editor', |
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'Jetpack_Block_Eventbrite_Settings', |
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array( |
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'widget_slug' => JETPACK_EVENTBRITE_WIDGET_SLUG, |
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) |
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); |
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} |
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add_action( 'enqueue_block_editor_assets', 'jetpack_eventbrite_block_editor_assets' ); |
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Automattic /
jetpack
