102 lines
2.6 KiB
PHP
102 lines
2.6 KiB
PHP
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<?php
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/**
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* Parse OPML XML files and store in globals.
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*
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* @package WordPress
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* @subpackage Administration
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*/
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if ( ! defined( 'ABSPATH' ) ) {
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die();
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}
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/**
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* @global string $opml
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*/
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global $opml;
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/**
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* Starts a new XML tag.
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*
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* Callback function for xml_set_element_handler().
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*
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* @since 0.71
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* @access private
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*
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* @global array $names
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* @global array $urls
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* @global array $targets
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* @global array $descriptions
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* @global array $feeds
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*
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* @param resource $parser XML Parser resource.
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* @param string $tag_name XML element name.
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* @param array $attrs XML element attributes.
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*/
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function startElement( $parser, $tag_name, $attrs ) { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.FunctionNameInvalid
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global $names, $urls, $targets, $descriptions, $feeds;
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if ( 'OUTLINE' === $tag_name ) {
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$name = '';
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if ( isset( $attrs['TEXT'] ) ) {
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$name = $attrs['TEXT'];
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}
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if ( isset( $attrs['TITLE'] ) ) {
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$name = $attrs['TITLE'];
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}
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$url = '';
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if ( isset( $attrs['URL'] ) ) {
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$url = $attrs['URL'];
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}
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if ( isset( $attrs['HTMLURL'] ) ) {
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$url = $attrs['HTMLURL'];
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}
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// Save the data away.
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$names[] = $name;
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$urls[] = $url;
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$targets[] = isset( $attrs['TARGET'] ) ? $attrs['TARGET'] : '';
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$feeds[] = isset( $attrs['XMLURL'] ) ? $attrs['XMLURL'] : '';
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$descriptions[] = isset( $attrs['DESCRIPTION'] ) ? $attrs['DESCRIPTION'] : '';
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} // End if outline.
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}
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/**
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* Ends a new XML tag.
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*
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* Callback function for xml_set_element_handler().
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*
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* @since 0.71
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* @access private
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*
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* @param resource $parser XML Parser resource.
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* @param string $tag_name XML tag name.
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*/
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function endElement( $parser, $tag_name ) { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.FunctionNameInvalid
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// Nothing to do.
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}
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// Create an XML parser.
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if ( ! function_exists( 'xml_parser_create' ) ) {
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wp_trigger_error( '', __( "PHP's XML extension is not available. Please contact your hosting provider to enable PHP's XML extension." ) );
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wp_die( __( "PHP's XML extension is not available. Please contact your hosting provider to enable PHP's XML extension." ) );
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}
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$xml_parser = xml_parser_create();
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// Set the functions to handle opening and closing tags.
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xml_set_element_handler( $xml_parser, 'startElement', 'endElement' );
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if ( ! xml_parse( $xml_parser, $opml, true ) ) {
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printf(
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/* translators: 1: Error message, 2: Line number. */
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__( 'XML Error: %1$s at line %2$s' ),
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xml_error_string( xml_get_error_code( $xml_parser ) ),
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xml_get_current_line_number( $xml_parser )
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);
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}
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// Free up memory used by the XML parser.
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xml_parser_free( $xml_parser );
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unset( $xml_parser );
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