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xfn_check › WordPress Function

Since1.0.1
Deprecatedn/a
› xfn_check ( $xfn_relationship, $xfn_value = '', $deprecated = '' )
Parameters: (3)
  • (string) $xfn_relationship XFN relationship category. Possible values are: 'friendship', 'physical', 'professional', 'geographical', 'family', 'romantic', 'identity'.
    Required: Yes
  • (string) $xfn_value Optional. The XFN value to mark as checked if it matches the current link's relationship. Default empty string.
    Required: No
    Default: (empty)
  • (mixed) $deprecated Deprecated. Not used.
    Required: No
    Default: (empty)
Defined at:
Codex:

Displays 'checked' checkboxes attribute for XFN microformat options.



Related Functions: checked, wp_checkdate, wp_version_check, ms_site_check, wp_auth_check

Source 

function xfn_check( $xfn_relationship, $xfn_value = '', $deprecated = '' ) {
	global $link;

	if ( ! empty( $deprecated ) ) {
		_deprecated_argument( __FUNCTION__, '2.5.0' ); // Never implemented.
	}

	$link_rel  = isset( $link->link_rel ) ? $link->link_rel : '';
	$link_rels = preg_split( '/\s+/', $link_rel );

	// Mark the specified value as checked if it matches the current link's relationship.
	if ( '' !== $xfn_value && in_array( $xfn_value, $link_rels, true ) ) {
		echo ' checked="checked"';
	}

	if ( '' === $xfn_value ) {
		// Mark the 'none' value as checked if the current link does not match the specified relationship.
		if ( 'family' === $xfn_relationship
			&& ! array_intersect( $link_rels, array( 'child', 'parent', 'sibling', 'spouse', 'kin' ) )
		) {
			echo ' checked="checked"';
		}

		if ( 'friendship' === $xfn_relationship
			&& ! array_intersect( $link_rels, array( 'friend', 'acquaintance', 'contact' ) )
		) {
			echo ' checked="checked"';
		}

		if ( 'geographical' === $xfn_relationship
			&& ! array_intersect( $link_rels, array( 'co-resident', 'neighbor' ) )
		) {
			echo ' checked="checked"';
		}

		// Mark the 'me' value as checked if it matches the current link's relationship.
		if ( 'identity' === $xfn_relationship
			&& in_array( 'me', $link_rels, true )
		) {
			echo ' checked="checked"';
		}
	}
}