Question

get_most_recent_post_of_user( int $user_id )

Get a user’s most recent post.

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description

Walks through each of a user’s blogs to find the post with the most recent post_date_gmt.

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参数

$user_id

(int) (Required)

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返回值

(array) Contains the blog_id, post_id, post_date_gmt, and post_gmt_ts

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源代码

File: wp-includes/ms-functions.php

function get_most_recent_post_of_user( $user_id ) {
	global $wpdb;

	$user_blogs = get_blogs_of_user( (int) $user_id );
	$most_recent_post = array();

	// Walk through each blog and get the most recent post
	// published by $user_id
	foreach ( (array) $user_blogs as $blog ) {
		$prefix = $wpdb->get_blog_prefix( $blog->userblog_id );
		$recent_post = $wpdb->get_row( $wpdb->prepare("SELECT ID, post_date_gmt FROM {$prefix}posts WHERE post_author = %d AND post_type = 'post' AND post_status = 'publish' ORDER BY post_date_gmt DESC LIMIT 1", $user_id ), ARRAY_A);

		// Make sure we found a post
		if ( isset($recent_post['ID']) ) {
			$post_gmt_ts = strtotime($recent_post['post_date_gmt']);

			// If this is the first post checked or if this post is
			// newer than the current recent post, make it the new
			// most recent post.
			if ( !isset($most_recent_post['post_gmt_ts']) || ( $post_gmt_ts > $most_recent_post['post_gmt_ts'] ) ) {
				$most_recent_post = array(
					'blog_id'		=> $blog->userblog_id,
					'post_id'		=> $recent_post['ID'],
					'post_date_gmt'	=> $recent_post['post_date_gmt'],
					'post_gmt_ts'	=> $post_gmt_ts
				);
			}
		}
	}

	return $most_recent_post;
}

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更新日志

Version	description
MU	Introduced.

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相关函数

Uses

• wp-includes/user.php: get_blogs_of_user()
• wp-includes/wp-db.php: wpdb::get_row()
• wp-includes/wp-db.php: wpdb::prepare()
• wp-includes/wp-db.php: wpdb::get_blog_prefix()

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User Contributed Notes