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_wp_filter_post_meta_footnotes › WordPress Function

Since6.3.2
已弃用n/a
› _wp_filter_post_meta_footnotes ( $footnotes )
访问:
  • private
参数:
  • (string) $footnotes JSON-encoded string of an array containing the content and ID of each footnote.
    Required: Yes
返回:
  • (string) Filtered content without any HTML on the footnote content and with the sanitized ID.
定义在:
文档:

Strips all HTML from the content of footnotes, and sanitizes the ID.

This function expects slashed data on the footnotes content.


Related Functions: wp_filter_post_kses, wp_filter_out_block_nodes, _wp_delete_post_menu_item, wp_filter_comment, _wp_filter_taxonomy_base

源码 

function _wp_filter_post_meta_footnotes( $footnotes ) {
	$footnotes_decoded = json_decode( $footnotes, true );
	if ( ! is_array( $footnotes_decoded ) ) {
		return '';
	}
	$footnotes_sanitized = array();
	foreach ( $footnotes_decoded as $footnote ) {
		if ( ! empty( $footnote['content'] ) && ! empty( $footnote['id'] ) ) {
			$footnotes_sanitized[] = array(
				'id'      => sanitize_key( $footnote['id'] ),
				'content' => wp_unslash( wp_filter_post_kses( wp_slash( $footnote['content'] ) ) ),
			);
		}
	}
	return wp_json_encode( $footnotes_sanitized );
}