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<?php
/**
* Sitemaps (per the protocol) are essentially lists of XML fragments;
* lists which are subject to size constraints. The Jetpack_Sitemap_Buffer_Master
* extends the Jetpack_Sitemap_Buffer class to represent the master sitemap
* buffer.
*
* @since 5.3.0
* @package Jetpack
*/
/**
* A buffer for constructing master sitemap xml files for users without libxml support.
*
* @since 5.3.0
*/
class Jetpack_Sitemap_Buffer_Master extends Jetpack_Sitemap_Buffer_Fallback {
protected function get_root_element() {
if ( ! isset( $this->root ) ) {
$sitemap_index_xsl_url = $this->finder->construct_sitemap_url( 'sitemap-index.xsl' );
$jetpack_version = JETPACK__VERSION;
$this->root = array(
"<!-- generator='jetpack-{$jetpack_version}' -->" . PHP_EOL
. "<?xml-stylesheet type='text/xsl' href='{$sitemap_index_xsl_url}'?>" . PHP_EOL
. "<sitemapindex xmlns='http://www.sitemaps.org/schemas/sitemap/0.9'>" . PHP_EOL,
'</sitemapindex>',
);
$this->byte_capacity -= strlen( join( '', $this->root ) );
}
return $this->root;
}
}
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