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_wp_post_revision_fields › WordPress Function

Seit2.6.0
Veraltetn/v
› _wp_post_revision_fields ( $post = array(), $deprecated = false )
Zugriff:
  • private
Parameter: (2)
  • (array|WP_Post) $post Optional. A post array or a WP_Post object being processed for insertion as a post revision. Default empty array.
    Erforderlich: Nein
    Standard: array()
  • (bool) $deprecated Not used.
    Erforderlich: Nein
    Standard: false
Gibt zurück:
  • (string[]) Array of fields that can be versioned.
Definiert in:
Codex:
Changelog:
  • 4.5.0
  • 4.5.0

Determines which fields of posts are to be saved in revisions.



Ähnliche Funktionen: _wp_post_revision_data, wp_post_revision_title, wp_get_post_revisions, wp_post_revision_meta_keys, _wp_put_post_revision

Quellcode 

function _wp_post_revision_fields( $post = array(), $deprecated = false ) {
	static $fields = null;

	if ( ! is_array( $post ) ) {
		$post = get_post( $post, ARRAY_A );
	}

	if ( is_null( $fields ) ) {
		// Allow these to be versioned.
		$fields = array(
			'post_title'   => __( 'Title' ),
			'post_content' => __( 'Content' ),
			'post_excerpt' => __( 'Excerpt' ),
		);
	}

	/**
	 * Filters the list of fields saved in post revisions.
	 *
	 * Included by default: 'post_title', 'post_content' and 'post_excerpt'.
	 *
	 * Disallowed fields: 'ID', 'post_name', 'post_parent', 'post_date',
	 * 'post_date_gmt', 'post_status', 'post_type', 'comment_count',
	 * and 'post_author'.
	 *
	 * @since 2.6.0
	 * @since 4.5.0 The `$post` parameter was added.
	 *
	 * @param string[] $fields List of fields to revision. Contains 'post_title',
	 *                         'post_content', and 'post_excerpt' by default.
	 * @param array    $post   A post array being processed for insertion as a post revision.
	 */
	$fields = apply_filters( '_wp_post_revision_fields', $fields, $post );

	// WP uses these internally either in versioning or elsewhere - they cannot be versioned.
	foreach ( array( 'ID', 'post_name', 'post_parent', 'post_date', 'post_date_gmt', 'post_status', 'post_type', 'comment_count', 'post_author' ) as $protect ) {
		unset( $fields[ $protect ] );
	}

	return $fields;
}