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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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namespace Automattic\Jetpack\Extensions\Eventbrite; |
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use Automattic\Jetpack\Blocks; |
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use Jetpack_Gutenberg; |
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const FEATURE_NAME = 'eventbrite'; |
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const BLOCK_NAME = 'jetpack/' . FEATURE_NAME; |
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/** |
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* Registers the block for use in Gutenberg |
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* This is done via an action so that we can disable |
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* registration if we need to. |
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*/ |
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function register_block() { |
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jetpack_register_block( |
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BLOCK_NAME, |
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array( 'render_callback' => __NAMESPACE__ . '\render_block' ) |
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); |
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} |
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add_action( 'init', __NAMESPACE__ . '\register_block' ); |
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/** |
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* Get current URL. |
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* |
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* @return string Current URL. |
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*/ |
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function get_current_url() { |
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View Code Duplication |
if ( isset( $_SERVER['HTTP_HOST'] ) ) { |
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$host = wp_unslash( $_SERVER['HTTP_HOST'] ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized |
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} else { |
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$host = wp_parse_url( home_url(), PHP_URL_HOST ); |
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} |
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View Code Duplication |
if ( isset( $_SERVER['REQUEST_URI'] ) ) { |
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$path = wp_unslash( $_SERVER['REQUEST_URI'] ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized |
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} else { |
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$path = '/'; |
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} |
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return esc_url_raw( ( is_ssl() ? 'https' : 'http' ) . '://' . $host . $path ); |
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} |
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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 Rendered block. |
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*/ |
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function render_block( $attr, $content ) { |
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if ( is_admin() || empty( $attr['eventId'] ) || empty( $attr['url'] ) ) { |
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return ''; |
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} |
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$attr['url'] = Jetpack_Gutenberg::validate_block_embed_url( |
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$attr['url'], |
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array( '#^https?:\/\/(?:[0-9a-z]+\.)?eventbrite\.(?:com|co\.uk|com\.ar|com\.au|be|com\.br|ca|cl|co|dk|de|es|fi|fr|hk|ie|it|com\.mx|nl|co\.nz|at|com\.pe|pt|ch|sg|se)\/e\/[^\/]*?(?:\d+)\/?(?:\?[^\/]*)?$#' ), |
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true |
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); |
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$widget_id = wp_unique_id( 'eventbrite-widget-' ); |
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// Show the embedded version. |
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if ( empty( $attr['useModal'] ) && ( empty( $attr['style'] ) || 'modal' !== $attr['style'] ) ) { |
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return render_embed_block( $widget_id, Blocks::is_amp_request(), $attr ); |
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} else { |
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return render_modal_block( $widget_id, Blocks::is_amp_request(), $attr, $content ); |
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} |
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} |
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/** |
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* Render block with embed style. |
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* |
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* @param string $widget_id Widget ID to use. |
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* @param bool $is_amp Whether AMP page. |
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* @param array $attr Eventbrite block attributes. |
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* @return string Rendered block. |
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*/ |
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function render_embed_block( $widget_id, $is_amp, $attr ) { |
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// $content contains a fallback link to the event that's saved in the post_content. |
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// Append a div that will hold the iframe embed created by the Eventbrite widget.js. |
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$classes = Blocks::classes( FEATURE_NAME, $attr ); |
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$classes .= ' wp-block-jetpack-eventbrite--embed'; |
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$direct_link = sprintf( |
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'<a href="%s" rel="noopener noreferrer" target="_blank" class="eventbrite__direct-link" %s>%s</a>', |
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esc_url( $attr['url'] ), |
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$is_amp ? 'placeholder fallback' : '', |
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esc_html__( 'Register on Eventbrite', 'jetpack' ) |
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); |
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if ( $is_amp ) { |
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$embed = sprintf( |
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'<amp-iframe src="%s" layout="responsive" resizable width="1" height="1" sandbox="allow-scripts allow-same-origin allow-forms"><button overflow>%s</button>%s</amp-iframe>', |
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esc_url( |
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add_query_arg( |
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array( |
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'eid' => $attr['eventId'], |
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'parent' => rawurlencode( get_current_url() ), |
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), |
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'https://www.eventbrite.com/checkout-external' |
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) |
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), |
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esc_html__( 'Expand', 'jetpack' ), |
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$direct_link |
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); |
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} else { |
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$embed = $direct_link; |
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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( FEATURE_NAME ); |
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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( $widget_id ) . "', |
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} );" |
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); |
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} |
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return sprintf( |
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'<div id="%1$s" class="%2$s">%3$s</div>', |
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esc_attr( $widget_id ), |
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esc_attr( $classes ), |
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$embed |
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); |
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} |
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/** |
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* Render block with modal style. |
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* |
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* @param string $widget_id Widget ID to use. |
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* @param bool $is_amp Whether AMP page. |
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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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* @return string Rendered block. |
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*/ |
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function render_modal_block( $widget_id, $is_amp, $attr, $content ) { |
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if ( $is_amp ) { |
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$lightbox_id = "{$widget_id}-lightbox"; |
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// Add CSS to for lightbox. |
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Jetpack_Gutenberg::load_assets_as_required( FEATURE_NAME ); |
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$content = preg_replace( |
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'/\shref="#" target="_blank/', |
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sprintf( ' on="%s" ', esc_attr( "tap:{$lightbox_id}.open" ) ), |
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$content |
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); |
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$iframe_src = add_query_arg( |
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array( |
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// Note that modal=1 is intentionally omitted here since we need to put the close button inside the amp-lightbox. |
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'eid' => $attr['eventId'], |
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'parent' => rawurlencode( get_current_url() ), |
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), |
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'https://www.eventbrite.com/checkout-external' |
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); |
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$lightbox = sprintf( |
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'<amp-lightbox id="%1$s" on="%2$s" class="eventbrite__lightbox" layout="nodisplay">%3$s</amp-lightbox>', |
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esc_attr( $lightbox_id ), |
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esc_attr( "tap:{$lightbox_id}.close" ), |
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sprintf( |
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' |
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<div class="eventbrite__lighbox-inside"> |
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<div class="eventbrite__lighbox-iframe-wrapper"> |
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<amp-iframe class="eventbrite__lighbox-iframe" src="%s" layout="fill" sandbox="allow-scripts allow-same-origin allow-forms"> |
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<span placeholder=""></span> |
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</amp-iframe> |
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<span class="eventbrite__lighbox-close" on="%s" role="button" tabindex="0" aria-label="%s"> |
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<svg viewBox="0 0 24 24"> |
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<path d="M13.4 12l3.5-3.5-1.4-1.4-3.5 3.5-3.5-3.5-1.4 1.4 3.5 3.5-3.5 3.5 1.4 1.4 3.5-3.5 3.5 3.5 1.4-1.4z"></path> |
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</svg> |
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</span> |
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</div> |
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</div> |
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', |
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esc_url( $iframe_src ), |
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esc_attr( "tap:{$lightbox_id}.close" ), |
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esc_attr__( 'Close', 'jetpack' ) |
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) |
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); |
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$content = preg_replace( |
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':(?=</div>\s*$):', |
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$lightbox, |
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$content |
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); |
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return $content; |
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} |
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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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// 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( $widget_id ) . "' ); |
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if ( widget ) { |
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widget.addEventListener( 'click', function( event ) { |
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event.preventDefault(); |
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} ); |
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widget.addEventListener( 'keydown', function( event ) { |
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// Enter and space keys. |
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if ( event.keyCode === 13 || event.keyCode === 32 ) { |
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event.preventDefault(); |
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event.target && event.target.click(); |
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} |
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} ); |
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} |
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} )();" |
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); |
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// Replace the placeholder id saved in the post_content with a unique id used by widget.js. |
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$content = str_replace( 'eventbrite-widget-id', esc_attr( $widget_id ), $content ); |
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// Fallback for block version deprecated/v2. |
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$content = preg_replace( '/eventbrite-widget-\d+/', esc_attr( $widget_id ), $content ); |
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// Inject URL to event in case the JS for the lightbox fails to load. |
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$content = preg_replace( |
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'/\shref="#"/', |
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sprintf( |
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' href="%s" rel="noopener noreferrer" target="_blank"', |
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esc_url( $attr['url'] ) |
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), |
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$content |
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); |
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return $content; |
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} |
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This check compares calls to functions or methods with their respective definitions. If the call has more arguments than are defined, it raises an issue.
If a function is defined several times with a different number of parameters, the check may pick up the wrong definition and report false positives. One codebase where this has been known to happen is Wordpress.
In this case you can add the
@ignore
PhpDoc annotation to the duplicate definition and it will be ignored.