69 lines
1.9 KiB
PHP
69 lines
1.9 KiB
PHP
<?php
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/**
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* Sitemaps (per the protocol) are essentially lists of XML fragments;
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* lists which are subject to size constraints. The Jetpack_Sitemap_Buffer_Video
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* extends the Jetpack_Sitemap_Buffer class to represent the single video sitemap
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* buffer.
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*
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* @since 5.3.0
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* @package Jetpack
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*/
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/**
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* A buffer for constructing sitemap video xml files.
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*
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* @since 5.3.0
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*/
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class Jetpack_Sitemap_Buffer_Video extends Jetpack_Sitemap_Buffer {
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public function __construct( $item_limit, $byte_limit, $time = '1970-01-01 00:00:00' ) {
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parent::__construct( $item_limit, $byte_limit, $time );
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$this->doc->appendChild(
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$this->doc->createComment( "generator='jetpack-" . JETPACK__VERSION . "'" )
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);
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$this->doc->appendChild(
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$this->doc->createProcessingInstruction(
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'xml-stylesheet',
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'type="text/xsl" href="' . $this->finder->construct_sitemap_url( 'video-sitemap.xsl' ) . '"'
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)
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);
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}
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protected function get_root_element() {
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if ( ! isset( $this->root ) ) {
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/**
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* Filter the XML namespaces included in video sitemaps.
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*
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* @module sitemaps
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*
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* @since 4.8.0
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*
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* @param array $namespaces Associative array with namespaces and namespace URIs.
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*/
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$namespaces = apply_filters(
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'jetpack_sitemap_video_ns',
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array(
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'xmlns:xsi' => 'http://www.w3.org/2001/XMLSchema-instance',
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'xsi:schemaLocation' => 'http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd',
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'xmlns' => 'http://www.sitemaps.org/schemas/sitemap/0.9',
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'xmlns:video' => 'http://www.google.com/schemas/sitemap-video/1.1',
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)
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);
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$this->root = $this->doc->createElement( 'urlset' );
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foreach ( $namespaces as $name => $value ) {
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$this->root->setAttribute( $name, $value );
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}
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$this->doc->appendChild( $this->root );
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$this->byte_capacity -= strlen( $this->doc->saveXML( $this->root ) );
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}
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return $this->root;
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}
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}
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