feed-meeting.php

<?php
if (!defined('ABSPATH')) exit;

header('Content-Type: application/rss+xml; charset=' . get_option('blog_charset'), true);
echo '<?xml version="1.0" encoding="' . get_option('blog_charset') . '"?' . '>';
?>
<rss version="2.0">
	<channel>
		<title><?php bloginfo_rss('name'); ?> - Meetings</title>
		<link><?php echo esc_url(home_url('/proudcity-meetings/')); ?></link>
		<description><?php bloginfo_rss('description'); ?></description>
		<language><?php bloginfo_rss('language'); ?></language>

		<?php
		$args = array(
			'post_type'      => 'meeting',
			'posts_per_page' => 10,
			'post_status'    => 'publish',
			'meta_key' => 'datetime',
			'orderby' => 'meta_value',
			'order' => 'ASC',
			'meta_type' => 'DATETIME',
			'meta_query' => array(
				array(
					'key' => 'datetime',
					'value' => date('Y-m-d'),
					'compare' => '>=',
					'type' => 'DATETIME'
				)
			),
		);

		$meetings = new WP_Query($args);

		while ($meetings->have_posts()) : $meetings->the_post();
		?>
			<item>
				<title><?php the_title_rss(); ?></title>
				<link><?php the_permalink_rss(); ?></link>
				<guid><?php the_guid(); ?></guid>
				<pubDate><?php echo get_the_date(DATE_RSS); ?></pubDate>
				<description>
					<![CDATA[<?php the_excerpt_rss(); ?>]]>
				</description>
			</item>
		<?php endwhile;
		wp_reset_postdata(); ?>
	</channel>
</rss>