WordPress开发手册:get_pagenum_link()

函数原型

get_pagenum_link( int $pagenum = 1, bool $escape = true ): string

函数描述

是否弃用

未弃用

函数参数

$pagenum
int
Optional

Page number.

Default: 1

$escape
bool
Optional

Whether to escape the URL for display, with esc_url() . Defaults to true.
Otherwise, prepares the URL with sanitize_url() .

Default: true

函数返回值

函数位置

函数源码

function get_pagenum_link( $pagenum = 1, $escape = true ) {
	global $wp_rewrite;

	$pagenum = (int) $pagenum;

	$request = remove_query_arg( 'paged' );

	$home_root = parse_url( home_url() );
	$home_root = ( isset( $home_root['path'] ) ) ? $home_root['path'] : '';
	$home_root = preg_quote( $home_root, '|' );

	$request = preg_replace( '|^' . $home_root . '|i', '', $request );
	$request = preg_replace( '|^/+|', '', $request );

	if ( ! $wp_rewrite->using_permalinks() || is_admin() ) {
		$base = trailingslashit( get_bloginfo( 'url' ) );

		if ( $pagenum > 1 ) {
			$result = add_query_arg( 'paged', $pagenum, $base . $request );
		} else {
			$result = $base . $request;
		}
	} else {
		$qs_regex = '|\?.*?$|';
		preg_match( $qs_regex, $request, $qs_match );

		if ( ! empty( $qs_match[0] ) ) {
			$query_string = $qs_match[0];
			$request      = preg_replace( $qs_regex, '', $request );
		} else {
			$query_string = '';
		}

		$request = preg_replace( "|$wp_rewrite->pagination_base/\d+/?$|", '', $request );
		$request = preg_replace( '|^' . preg_quote( $wp_rewrite->index, '|' ) . '|i', '', $request );
		$request = ltrim( $request, '/' );

		$base = trailingslashit( get_bloginfo( 'url' ) );

		if ( $wp_rewrite->using_index_permalinks() && ( $pagenum > 1 || '' !== $request ) ) {
			$base .= $wp_rewrite->index . '/';
		}

		if ( $pagenum > 1 ) {
			$request = ( ( ! empty( $request ) ) ? trailingslashit( $request ) : $request ) . user_trailingslashit( $wp_rewrite->pagination_base . '/' . $pagenum, 'paged' );
		}

		$result = $base . $request . $query_string;
	}

	/**
	 * Filters the page number link for the current request.
	 *
	 * @since 2.5.0
	 * @since 5.2.0 Added the `$pagenum` argument.
	 *
	 * @param string $result  The page number link.
	 * @param int    $pagenum The page number.
	 */
	$result = apply_filters( 'get_pagenum_link', $result, $pagenum );

	if ( $escape ) {
		return esc_url( $result );
	} else {
		return sanitize_url( $result );
	}
}

源码链接

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