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get_the_category_rss › WordPress Function
Od2.1.0
Przestarzałyn/a
› get_the_category_rss ( $type = null )
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Retrieves all of the post categories, formatted for use in feeds.
All of the categories for the current post in the feed loop, will be retrieved and have feed markup added, so that they can easily be added to the RSS2, Atom, or RSS1 and RSS0.91 RDF feeds.Powiązane Funkcje: get_the_category, the_category_rss, get_the_category_list, get_the_category_by_id, get_category_rss_link
Źródło
function get_the_category_rss( $type = null ) { if ( empty( $type ) ) { $type = get_default_feed(); } $categories = get_the_category(); $tags = get_the_tags(); $the_list = ''; $cat_names = array(); $filter = 'rss'; if ( 'atom' === $type ) { $filter = 'raw'; } if ( ! empty( $categories ) ) { foreach ( (array) $categories as $category ) { $cat_names[] = sanitize_term_field( 'name', $category->name, $category->term_id, 'category', $filter ); } } if ( ! empty( $tags ) ) { foreach ( (array) $tags as $tag ) { $cat_names[] = sanitize_term_field( 'name', $tag->name, $tag->term_id, 'post_tag', $filter ); } } $cat_names = array_unique( $cat_names ); foreach ( $cat_names as $cat_name ) { if ( 'rdf' === $type ) { $the_list .= "\t\t<dc:subject><![CDATA[$cat_name]]></dc:subject>\n"; } elseif ( 'atom' === $type ) { $the_list .= sprintf( '<category scheme="%1$s" term="%2$s" />', esc_attr( get_bloginfo_rss( 'url' ) ), esc_attr( $cat_name ) ); } else { $the_list .= "\t\t<category><![CDATA[" . html_entity_decode( $cat_name, ENT_COMPAT, get_option( 'blog_charset' ) ) . "]]></category>\n"; } } /** * Filters all of the post categories for display in a feed. * * @since 1.2.0 * * @param string $the_list All of the RSS post categories. * @param string $type Type of feed. Possible values include 'rss2', 'atom'. * Default 'rss2'. */ return apply_filters( 'the_category_rss', $the_list, $type ); }