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<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
/**
* XMLWriter implementation of the news sitemap buffer.
*
* @since 14.6
* @package automattic/jetpack
*/
/**
* A buffer for constructing sitemap news xml files using XMLWriter.
*
* @since 14.6
*/
class Jetpack_Sitemap_Buffer_News_XMLWriter extends Jetpack_Sitemap_Buffer_XMLWriter {
/**
* Initialize the buffer with required headers and root element.
*/
protected function initialize_buffer() {
// Add generator comment
$this->writer->writeComment( "generator='jetpack-" . JETPACK__VERSION . "'" );
$this->writer->writeComment( 'Jetpack_Sitemap_Buffer_News_XMLWriter' );
$this->writer->writeComment( 'TEST COMMENT - GENERATED AT: ' . gmdate( 'Y-m-d H:i:s' ) );
// Add stylesheet
$this->writer->writePi(
'xml-stylesheet',
'type="text/xsl" href="' . $this->finder->construct_sitemap_url( 'news-sitemap.xsl' ) . '"'
);
// Start root element with namespaces
$this->writer->startElement( 'urlset' );
/**
* Filter the attribute value pairs used for namespace and namespace URI mappings.
*
* @module sitemaps
*
* @since 4.8.0
*
* @param array $namespaces Associative array with namespaces and namespace URIs.
*/
$namespaces = apply_filters(
'jetpack_sitemap_news_ns',
array(
'xmlns' => 'http://www.sitemaps.org/schemas/sitemap/0.9',
'xmlns:news' => 'http://www.google.com/schemas/sitemap-news/0.9',
'xmlns:xsi' => 'http://www.w3.org/2001/XMLSchema-instance',
'xsi:schemaLocation' => 'http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd',
)
);
foreach ( $namespaces as $name => $value ) {
$this->writer->writeAttribute( $name, $value );
}
}
/**
* Append a URL entry with news information to the sitemap.
*
* @param array $array The URL item to append.
*/
protected function append_item( $array ) {
if ( ! empty( $array['url'] ) ) {
$this->writer->startElement( 'url' );
// Add URL elements
foreach ( $array['url'] as $tag => $value ) {
if ( $tag === 'news:news' ) {
$this->writer->startElement( 'news:news' );
foreach ( $value as $news_tag => $news_value ) {
if ( $news_tag === 'news:publication' ) {
$this->writer->startElement( 'news:publication' );
foreach ( $news_value as $pub_tag => $pub_value ) {
$this->writer->writeElement( $pub_tag, strval( $pub_value ) );
}
$this->writer->endElement(); // news:publication
} else {
$this->writer->writeElement( $news_tag, strval( $news_value ) );
}
}
$this->writer->endElement(); // news:news
} else {
$this->writer->writeElement( $tag, strval( $value ) );
}
}
$this->writer->endElement(); // url
}
}
}