| <?php |
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| #[AllowDynamicProperties] |
| class WP_Sitemaps_Stylesheet { |
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| public function render_stylesheet( $type ) { |
| header( 'Content-Type: application/xml; charset=UTF-8' ); |
|
|
| if ( 'sitemap' === $type ) { |
| |
| echo $this->get_sitemap_stylesheet(); |
| } |
|
|
| if ( 'index' === $type ) { |
| |
| echo $this->get_sitemap_index_stylesheet(); |
| } |
|
|
| exit; |
| } |
|
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| |
| public function get_sitemap_stylesheet() { |
| $css = $this->get_stylesheet_css(); |
| $title = esc_xml( __( 'XML Sitemap' ) ); |
| $description = esc_xml( __( 'This XML Sitemap is generated by WordPress to make your content more visible for search engines.' ) ); |
| $learn_more = sprintf( |
| '<a href="%s">%s</a>', |
| esc_url( __( 'https://www.sitemaps.org/' ) ), |
| esc_xml( __( 'Learn more about XML sitemaps.' ) ) |
| ); |
|
|
| $text = sprintf( |
| |
| esc_xml( __( 'Number of URLs in this XML Sitemap: %s.' ) ), |
| '<xsl:value-of select="count( sitemap:urlset/sitemap:url )" />' |
| ); |
|
|
| $lang = get_language_attributes( 'html' ); |
| $url = esc_xml( __( 'URL' ) ); |
| $lastmod = esc_xml( __( 'Last Modified' ) ); |
| $changefreq = esc_xml( __( 'Change Frequency' ) ); |
| $priority = esc_xml( __( 'Priority' ) ); |
|
|
| $xsl_content = <<<XSL |
| <?xml version="1.0" encoding="UTF-8"?> |
| <xsl:stylesheet |
| version="1.0" |
| xmlns:xsl="http://www.w3.org/1999/XSL/Transform" |
| xmlns:sitemap="http: |
| exclude-result-prefixes="sitemap" |
| > |
|
|
| <xsl:output method="html" encoding="UTF-8" indent="yes" /> |
|
|
| <!-- |
| Set variables for whether lastmod, changefreq or priority occur for any url in the sitemap. |
| We do this up front because it can be expensive in a large sitemap. |
| --> |
| <xsl:variable name="has-lastmod" select="count( /sitemap:urlset/sitemap:url/sitemap:lastmod )" /> |
| <xsl:variable name="has-changefreq" select="count( /sitemap:urlset/sitemap:url/sitemap:changefreq )" /> |
| <xsl:variable name="has-priority" select="count( /sitemap:urlset/sitemap:url/sitemap:priority )" /> |
|
|
| <xsl:template match="/"> |
| <html {$lang}> |
| <head> |
| <title>{$title}</title> |
| <style> |
| {$css} |
| </style> |
| </head> |
| <body> |
| <div id="sitemap"> |
| <div id="sitemap__header"> |
| <h1>{$title}</h1> |
| <p>{$description}</p> |
| <p>{$learn_more}</p> |
| </div> |
| <div id="sitemap__content"> |
| <p class="text">{$text}</p> |
| <table id="sitemap__table"> |
| <thead> |
| <tr> |
| <th class="loc">{$url}</th> |
| <xsl:if test="\$has-lastmod"> |
| <th class="lastmod">{$lastmod}</th> |
| </xsl:if> |
| <xsl:if test="\$has-changefreq"> |
| <th class="changefreq">{$changefreq}</th> |
| </xsl:if> |
| <xsl:if test="\$has-priority"> |
| <th class="priority">{$priority}</th> |
| </xsl:if> |
| </tr> |
| </thead> |
| <tbody> |
| <xsl:for-each select="sitemap:urlset/sitemap:url"> |
| <tr> |
| <td class="loc"><a href="{sitemap:loc}"><xsl:value-of select="sitemap:loc" /></a></td> |
| <xsl:if test="\$has-lastmod"> |
| <td class="lastmod"><xsl:value-of select="sitemap:lastmod" /></td> |
| </xsl:if> |
| <xsl:if test="\$has-changefreq"> |
| <td class="changefreq"><xsl:value-of select="sitemap:changefreq" /></td> |
| </xsl:if> |
| <xsl:if test="\$has-priority"> |
| <td class="priority"><xsl:value-of select="sitemap:priority" /></td> |
| </xsl:if> |
| </tr> |
| </xsl:for-each> |
| </tbody> |
| </table> |
| </div> |
| </div> |
| </body> |
| </html> |
| </xsl:template> |
| </xsl:stylesheet> |
| |
| XSL; |
| |
| /** |
| * Filters the content of the sitemap stylesheet. |
| * |
| * @since 5.5.0 |
| * |
| * @param string $xsl_content Full content for the XML stylesheet. |
| */ |
| return apply_filters( 'wp_sitemaps_stylesheet_content', $xsl_content ); |
| } |
| |
| /** |
| * Returns the escaped XSL for the index sitemaps. |
| * |
| * @since 5.5.0 |
| */ |
| public function get_sitemap_index_stylesheet() { |
| $css = $this->get_stylesheet_css(); |
| $title = esc_xml( __( 'XML Sitemap' ) ); |
| $description = esc_xml( __( 'This XML Sitemap is generated by WordPress to make your content more visible for search engines.' ) ); |
| $learn_more = sprintf( |
| '<a href="%s">%s</a>', |
| esc_url( __( 'https://www.sitemaps.org/' ) ), |
| esc_xml( __( 'Learn more about XML sitemaps.' ) ) |
| ); |
| |
| $text = sprintf( |
| /* translators: %s: Number of URLs. */ |
| esc_xml( __( 'Number of URLs in this XML Sitemap: %s.' ) ), |
| '<xsl:value-of select="count( sitemap:sitemapindex/sitemap:sitemap )" />' |
| ); |
| |
| $lang = get_language_attributes( 'html' ); |
| $url = esc_xml( __( 'URL' ) ); |
| $lastmod = esc_xml( __( 'Last Modified' ) ); |
| |
| $xsl_content = <<<XSL |
| <?xml version="1.0" encoding="UTF-8"?> |
| <xsl:stylesheet |
| version="1.0" |
| xmlns:xsl="http: |
| xmlns:sitemap="http://www.sitemaps.org/schemas/sitemap/0.9" |
| exclude-result-prefixes="sitemap" |
| > |
|
|
| <xsl:output method="html" encoding="UTF-8" indent="yes" /> |
|
|
| <!-- |
| Set variables for whether lastmod occurs for any sitemap in the index. |
| We do this up front because it can be expensive in a large sitemap. |
| --> |
| <xsl:variable name="has-lastmod" select="count( /sitemap:sitemapindex/sitemap:sitemap/sitemap:lastmod )" /> |
|
|
| <xsl:template match="/"> |
| <html {$lang}> |
| <head> |
| <title>{$title}</title> |
| <style> |
| {$css} |
| </style> |
| </head> |
| <body> |
| <div id="sitemap"> |
| <div id="sitemap__header"> |
| <h1>{$title}</h1> |
| <p>{$description}</p> |
| <p>{$learn_more}</p> |
| </div> |
| <div id="sitemap__content"> |
| <p class="text">{$text}</p> |
| <table id="sitemap__table"> |
| <thead> |
| <tr> |
| <th class="loc">{$url}</th> |
| <xsl:if test="\$has-lastmod"> |
| <th class="lastmod">{$lastmod}</th> |
| </xsl:if> |
| </tr> |
| </thead> |
| <tbody> |
| <xsl:for-each select="sitemap:sitemapindex/sitemap:sitemap"> |
| <tr> |
| <td class="loc"><a href="{sitemap:loc}"><xsl:value-of select="sitemap:loc" /></a></td> |
| <xsl:if test="\$has-lastmod"> |
| <td class="lastmod"><xsl:value-of select="sitemap:lastmod" /></td> |
| </xsl:if> |
| </tr> |
| </xsl:for-each> |
| </tbody> |
| </table> |
| </div> |
| </div> |
| </body> |
| </html> |
| </xsl:template> |
| </xsl:stylesheet> |
| |
| XSL; |
| |
| /** |
| * Filters the content of the sitemap index stylesheet. |
| * |
| * @since 5.5.0 |
| * |
| * @param string $xsl_content Full content for the XML stylesheet. |
| */ |
| return apply_filters( 'wp_sitemaps_stylesheet_index_content', $xsl_content ); |
| } |
| |
| /** |
| * Gets the CSS to be included in sitemap XSL stylesheets. |
| * |
| * @since 5.5.0 |
| * |
| * @return string The CSS. |
| */ |
| public function get_stylesheet_css() { |
| $text_align = is_rtl() ? 'right' : 'left'; |
| |
| $css = <<<EOF |
| |
| body { |
| font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif; |
| color: #444; |
| } |
| |
| #sitemap { |
| max-width: 980px; |
| margin: 0 auto; |
| } |
| |
| #sitemap__table { |
| width: 100%; |
| border: solid 1px #ccc; |
| border-collapse: collapse; |
| } |
| |
| #sitemap__table tr td.loc { |
| /* |
| * URLs should always be LTR. |
| * See https://core.trac.wordpress.org/ticket/16834 |
| * and https://core.trac.wordpress.org/ticket/49949 |
| */ |
| direction: ltr; |
| } |
| |
| #sitemap__table tr th { |
| text-align: {$text_align}; |
| } |
| |
| #sitemap__table tr td, |
| #sitemap__table tr th { |
| padding: 10px; |
| } |
| |
| #sitemap__table tr:nth-child(odd) td { |
| background-color: #eee; |
| } |
| |
| a:hover { |
| text-decoration: none; |
| } |
| |
| EOF; |
| |
| /** |
| * Filters the CSS only for the sitemap stylesheet. |
| * |
| * @since 5.5.0 |
| * |
| * @param string $css CSS to be applied to default XSL file. |
| */ |
| return apply_filters( 'wp_sitemaps_stylesheet_css', $css ); |
| } |
| } |
| |
