Question

url_to_postid( string $url )

Examine a URL and try to determine the post ID it represents.

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description

Checks are supposedly from the hosted site blog.

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参数

$url

(string) (Required) Permalink to check.

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返回值

(int) Post ID, or 0 on failure.

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源代码

File: wp-includes/rewrite.php

function url_to_postid( $url ) {
	global $wp_rewrite;

	/**
	 * Filters the URL to derive the post ID from.
	 *
	 * @since 2.2.0
	 *
	 * @param string $url The URL to derive the post ID from.
	 */
	$url = apply_filters( 'url_to_postid', $url );

	// First, check to see if there is a 'p=N' or 'page_id=N' to match against
	if ( preg_match('#[?&](p|page_id|attachment_id)=(\d+)#', $url, $values) )	{
		$id = absint($values[2]);
		if ( $id )
			return $id;
	}

	// Get rid of the

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更新日志

Version	description
1.0.0	Introduced.

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相关函数

Uses

• wp-includes/rewrite.php: wp_resolve_numeric_slug_conflicts()
• wp-includes/formatting.php: trailingslashit()
• wp-includes/class-wp-matchesmapregex.php: WP_MatchesMapRegex::apply()
• wp-includes/class-wp-query.php: WP_Query::__construct()
• wp-includes/functions.php: absint()
• wp-includes/link-template.php: set_url_scheme()
• wp-includes/link-template.php: home_url()
• wp-includes/plugin.php: apply_filters()
• wp-includes/option.php: get_option()
• wp-includes/post.php: get_page_by_path()
• wp-includes/post.php: get_post()
• wp-includes/post.php: get_post_types()
• wp-includes/post.php: get_post_status_object()
• wp-includes/class-wp-rewrite.php: WP_Rewrite::wp_rewrite_rules()
• wp-includes/class-wp-rewrite.php: WP_Rewrite::using_index_permalinks()
• wp-includes/rewrite.php: url_to_postid
Show 11 more uses Hide more uses

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Used By

• wp-includes/embed.php: wp_filter_pre_oembed_result()
• wp-includes/class-wp-oembed-controller.php: WP_oEmbed_Controller::get_item()
• wp-includes/post.php: is_local_attachment()
• wp-includes/class-wp-xmlrpc-server.php: wp_xmlrpc_server::pingback_ping()
• wp-includes/class-wp-xmlrpc-server.php: wp_xmlrpc_server::pingback_extensions_getPingbacks()
• wp-includes/class-wp-xmlrpc-server.php: wp_xmlrpc_server::wp_newComment()
• wp-includes/comment.php: pingback()
Show 2 more used by Hide more used by

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User Contributed Notes