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<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName |
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|
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/** |
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* Display a list of upcoming events from a calendar. |
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* |
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* @package automattic/jetpack |
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*/ |
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|
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if ( ! defined( 'ABSPATH' ) ) { |
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exit( 0 ); |
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} |
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|
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/** |
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* Register a upcomingevents shortcode. |
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* Most of the heavy lifting done in iCalendarReader class, |
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* where the icalendar_render_events() function controls the display. |
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*/ |
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class Upcoming_Events_Shortcode { |
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|
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/** |
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* Register things. |
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*/ |
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public static function init() { |
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add_shortcode( 'upcomingevents', array( __CLASS__, 'shortcode' ) ); |
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} |
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|
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/** |
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* Register the shortcode. |
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* |
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* @param array $atts Shortcode attributes. |
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*/ |
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public static function shortcode( $atts = array() ) { |
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require_once JETPACK__PLUGIN_DIR . '/_inc/lib/icalendar-reader.php'; |
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$atts = shortcode_atts( |
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array( |
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'url' => '', |
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'number' => 0, |
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), |
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$atts, |
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'upcomingevents' |
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); |
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$args = array( |
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'context' => 'shortcode', |
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'number' => absint( $atts['number'] ), |
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); |
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|
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if ( empty( $atts['url'] ) ) { |
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// If the current user can access the Appearance->Widgets page. |
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if ( current_user_can( 'edit_theme_options' ) ) { |
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return sprintf( '<p>%s</p>', __( 'You must specify a URL to an iCalendar feed in the shortcode. This notice is only displayed to administrators.', 'jetpack' ) ); |
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} |
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return self::no_upcoming_event_text(); |
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} |
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$events = icalendar_render_events( $atts['url'], $args ); |
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|
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if ( ! $events ) { |
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$events = self::no_upcoming_event_text(); |
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} |
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|
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return $events; |
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} |
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|
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/** |
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* Returns No Upcoming Event text. |
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*/ |
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private static function no_upcoming_event_text() { |
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return sprintf( '<p>%s</p>', __( 'No upcoming events', 'jetpack' ) ); |
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} |
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} |
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add_action( 'after_setup_theme', array( 'Upcoming_Events_Shortcode', 'init' ), 2 ); |
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|
