66 lines
1.7 KiB
PHP
66 lines
1.7 KiB
PHP
<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
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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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* 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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* 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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* 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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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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if ( ! $events ) {
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$events = self::no_upcoming_event_text();
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}
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return $events;
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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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