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<?php |
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/** |
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* Theme Tools: the functions to display Content or Excerpt in a theme. |
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* |
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* @package automattic/jetpack |
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*/ |
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|
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if ( ! defined( 'ABSPATH' ) ) { |
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exit( 0 ); |
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} |
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|
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/** |
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* If the theme doesn't support 'jetpack-content-options', don't continue. |
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*/ |
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if ( ! current_theme_supports( 'jetpack-content-options' ) ) { |
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return; |
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} |
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|
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/** |
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* Get the Blog Display setting. |
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* If theme is using both 'Content' and 'Excerpt' then this setting will be called 'Mixed'. |
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*/ |
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$options = get_theme_support( 'jetpack-content-options' ); |
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$blog_display = ( ! empty( $options[0]['blog-display'] ) ) ? $options[0]['blog-display'] : null; |
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$blog_display = preg_grep( '/^(content|excerpt)$/', (array) $blog_display ); |
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sort( $blog_display ); |
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$blog_display = implode( ', ', $blog_display ); |
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$blog_display = ( 'content, excerpt' === $blog_display ) ? 'mixed' : $blog_display; |
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|
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/** |
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* If the theme doesn't support 'jetpack-content-options[ 'blog-display' ]', don't continue. |
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*/ |
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if ( ! in_array( $blog_display, array( 'content', 'excerpt', 'mixed' ), true ) ) { |
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return; |
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} |
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|
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if ( ! function_exists( 'jetpack_blog_display_custom_excerpt' ) ) { |
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|
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/** |
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* Apply Content filters. |
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* |
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* @deprecated 13.9 Moved to Classic Theme Helper package. |
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* @since 9.7.0 Deprecated $content parameter. |
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* |
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* @param string $content Post content. Deprecated. |
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*/ |
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function jetpack_blog_display_custom_excerpt( $content = '' ) { |
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_deprecated_function( __FUNCTION__, 'jetpack-13.9' ); |
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if ( ! empty( $content ) ) { |
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_doing_it_wrong( |
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'jetpack_blog_display_custom_excerpt', |
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esc_html__( 'You do not need to pass a $content parameter anymore.', 'jetpack' ), |
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'jetpack-9.7.0' |
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); |
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} |
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|
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$post = get_post(); |
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if ( empty( $post ) ) { |
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return ''; |
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} |
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|
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if ( empty( $post->post_excerpt ) ) { |
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$text = strip_shortcodes( $post->post_content ); |
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$text = str_replace( ']]>', ']]>', $text ); |
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$text = wp_strip_all_tags( $text ); |
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/** This filter is documented in wp-includes/formatting.php */ |
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$excerpt_length = apply_filters( 'excerpt_length', 55 ); |
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/** This filter is documented in wp-includes/formatting.php */ |
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$excerpt_more = apply_filters( 'excerpt_more', ' [...]' ); |
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|
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/* |
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* translators: If your word count is based on single characters (e.g. East Asian characters), |
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* enter 'characters_excluding_spaces' or 'characters_including_spaces'. Otherwise, enter 'words'. |
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* Do not translate into your own language. |
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*/ |
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if ( strpos( _x( 'words', 'Word count type. Do not translate!', 'jetpack' ), 'characters' ) === 0 && preg_match( '/^utf\-?8$/i', get_option( 'blog_charset' ) ) ) { |
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$text = trim( preg_replace( "/[\n\r\t ]+/", ' ', $text ), ' ' ); |
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preg_match_all( '/./u', $text, $words ); |
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$words = array_slice( $words[0], 0, $excerpt_length + 1 ); |
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$sep = ''; |
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} else { |
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$words = preg_split( "/[\n\r\t ]+/", $text, $excerpt_length + 1, PREG_SPLIT_NO_EMPTY ); |
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$sep = ' '; |
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} |
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|
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if ( count( $words ) > $excerpt_length ) { |
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array_pop( $words ); |
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$text = implode( $sep, $words ); |
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$text .= $excerpt_more; |
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} else { |
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$text = implode( $sep, $words ); |
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} |
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} else { |
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$text = wp_kses_post( $post->post_excerpt ); |
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} |
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return sprintf( '<p>%s</p>', $text ); |
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} |
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|
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} |
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|
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if ( ! function_exists( 'jetpack_the_content_to_the_excerptt' ) ) { |
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|
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/** |
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* Display Excerpt instead of Content. |
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* |
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* @deprecated 13.9 Moved to Classic Theme Helper package. |
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* |
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* @param string $content Post content. |
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*/ |
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function jetpack_the_content_to_the_excerpt( $content ) { |
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_deprecated_function( __FUNCTION__, 'jetpack-13.9' ); |
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if ( ( is_home() || is_archive() ) && ! is_post_type_archive( array( 'jetpack-testimonial', 'jetpack-portfolio', 'product' ) ) ) { |
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if ( post_password_required() ) { |
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$excerpt = sprintf( '<p>%s</p>', esc_html__( 'There is no excerpt because this is a protected post.', 'jetpack' ) ); |
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} else { |
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$excerpt = jetpack_blog_display_custom_excerpt(); |
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} |
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} |
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if ( empty( $excerpt ) ) { |
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return $content; |
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} else { |
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return $excerpt; |
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} |
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} |
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|
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} |
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|
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if ( ! function_exists( 'jetpack_the_excerpt_to_the_content' ) ) { |
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|
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/** |
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* Display Content instead of Excerpt. |
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* |
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* @deprecated 13.9 Moved to Classic Theme Helper package. |
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* |
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* @param string $content The post excerpt. |
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*/ |
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function jetpack_the_excerpt_to_the_content( $content ) { |
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_deprecated_function( __FUNCTION__, 'jetpack-13.9' ); |
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if ( ( is_home() || is_archive() ) && ! is_post_type_archive( array( 'jetpack-testimonial', 'jetpack-portfolio', 'product' ) ) ) { |
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ob_start(); |
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the_content( |
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sprintf( |
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wp_kses( |
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/* translators: %s: Name of current post. Only visible to screen readers */ |
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__( 'Continue reading<span class="screen-reader-text"> "%s"</span>', 'jetpack' ), |
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array( |
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'span' => array( |
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'class' => array(), |
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), |
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) |
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), |
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get_the_title() |
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) |
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); |
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$content = ob_get_clean(); |
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} |
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return $content; |
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} |
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|
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} |
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|
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if ( ! function_exists( 'jetpack_the_content_customizer' ) ) { |
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|
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/** |
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* Display both Content and Excerpt instead of Content in the Customizer so live preview can switch between them. |
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* |
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* @deprecated 13.9 Moved to Classic Theme Helper package. |
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* @param string $content The post content. |
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*/ |
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function jetpack_the_content_customizer( $content ) { |
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_deprecated_function( __FUNCTION__, 'jetpack-13.9' ); |
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$class = jetpack_the_content_customizer_class(); |
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if ( ( is_home() || is_archive() ) && ! is_post_type_archive( array( 'jetpack-testimonial', 'jetpack-portfolio', 'product' ) ) ) { |
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if ( post_password_required() ) { |
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$excerpt = sprintf( '<p>%s</p>', esc_html__( 'There is no excerpt because this is a protected post.', 'jetpack' ) ); |
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} else { |
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$excerpt = jetpack_blog_display_custom_excerpt(); |
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} |
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} |
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if ( empty( $excerpt ) ) { |
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return $content; |
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} else { |
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return sprintf( '<div class="jetpack-blog-display %s jetpack-the-content">%s</div><div class="jetpack-blog-display %s jetpack-the-excerpt">%s</div>', $class, $content, $class, $excerpt ); |
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} |
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} |
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|
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} |
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|
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if ( ! function_exists( 'jetpack_the_excerpt_customizer' ) ) { |
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|
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/** |
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* Display both Content and Excerpt instead of Excerpt in the Customizer so live preview can switch between them. |
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* |
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* @deprecated 13.9 Moved to Classic Theme Helper package. |
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* @param string $excerpt The post excerpt. |
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*/ |
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function jetpack_the_excerpt_customizer( $excerpt ) { |
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_deprecated_function( __FUNCTION__, 'jetpack-13.9' ); |
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if ( ( is_home() || is_archive() ) && ! is_post_type_archive( array( 'jetpack-testimonial', 'jetpack-portfolio', 'product' ) ) ) { |
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ob_start(); |
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the_content( |
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sprintf( |
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wp_kses( |
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/* translators: %s: Name of current post. Only visible to screen readers */ |
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__( 'Continue reading<span class="screen-reader-text"> "%s"</span>', 'jetpack' ), |
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array( |
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'span' => array( |
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'class' => array(), |
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), |
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) |
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), |
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get_the_title() |
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) |
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); |
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$content = ob_get_clean(); |
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} |
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if ( empty( $content ) ) { |
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return $excerpt; |
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} else { |
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return sprintf( '<div class="jetpack-blog-display jetpack-the-content">%s</div><div class="jetpack-blog-display jetpack-the-excerpt">%s</div>', $content, $excerpt ); |
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} |
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} |
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|
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} |
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|
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if ( ! function_exists( 'jetpack_the_excerpt_mixed_customizer' ) ) { |
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|
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/** |
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* Display Content instead of Excerpt in the Customizer when theme uses a 'Mixed' display. |
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* |
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* @deprecated 13.9 Moved to Classic Theme Helper package. |
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* @param string $content The post excerpt. |
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*/ |
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function jetpack_the_excerpt_mixed_customizer( $content ) { |
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_deprecated_function( __FUNCTION__, 'jetpack-13.9' ); |
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if ( ( is_home() || is_archive() ) && ! is_post_type_archive( array( 'jetpack-testimonial', 'jetpack-portfolio', 'product' ) ) ) { |
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jetpack_the_content_customizer_class( 'output-the-excerpt' ); |
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ob_start(); |
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the_content(); |
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$content = ob_get_clean(); |
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} |
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return $content; |
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} |
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|
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} |
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|
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if ( ! function_exists( 'jetpack_the_content_customizer_class' ) ) { |
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|
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/** |
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* Returns a class value, `output-the-content` by default. |
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* Used for themes with a 'Mixed' Blog Display so we can tell which output is by default. |
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* |
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* @deprecated 13.9 Moved to Classic Theme Helper package. |
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* @param string|null $new_class CSS class added to content container. |
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*/ |
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function jetpack_the_content_customizer_class( $new_class = null ) { |
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_deprecated_function( __FUNCTION__, 'jetpack-13.9' ); |
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static $class; |
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if ( isset( $new_class ) ) { |
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// Assign a new class and return. |
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$class = $new_class; |
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} elseif ( isset( $class ) ) { |
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// Reset the class after getting value. |
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$prev_class = $class; |
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$class = null; |
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return $prev_class; |
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} else { |
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// Return default class value. |
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return 'output-the-content'; |
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} |
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} |
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|
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} |
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|
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if ( is_customize_preview() ) { |
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/* |
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* Display Content and Excerpt if the default Blog Display is 'Content' |
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* and we are in the Customizer. |
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*/ |
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if ( 'content' === $blog_display ) { |
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add_filter( 'the_content', 'jetpack_the_content_customizer' ); |
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} |
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|
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/* |
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* Display Content and Excerpt if the default Blog Display is 'Excerpt' |
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* and we are in the Customizer. |
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*/ |
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if ( 'excerpt' === $blog_display ) { |
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add_filter( 'the_excerpt', 'jetpack_the_excerpt_customizer' ); |
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} |
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|
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/* |
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* Display Content and Excerpt if the default Blog Display is 'Mixed' |
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* and we are in the Customizer. |
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*/ |
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if ( 'mixed' === $blog_display ) { |
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add_filter( 'the_content', 'jetpack_the_content_customizer' ); |
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add_filter( 'the_excerpt', 'jetpack_the_excerpt_mixed_customizer' ); |
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} |
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} else { |
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$display_option = get_option( 'jetpack_content_blog_display', $blog_display ); |
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|
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/* |
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* Display Excerpt if the default Blog Display is 'Content' |
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* or default Blog Display is 'Mixed' |
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* and the Option picked is 'Post Excerpt' |
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* and we aren't in the Customizer. |
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*/ |
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if ( ( 'content' === $blog_display || 'mixed' === $blog_display ) && 'excerpt' === $display_option ) { |
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add_filter( 'the_content', 'jetpack_the_content_to_the_excerpt' ); |
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} |
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|
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/* |
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* Display Content if the default Blog Display is 'Excerpt' |
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* or default Blog Display is 'Mixed' |
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* and the Option picked is 'Full Post' |
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* and we aren't in the Customizer. |
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*/ |
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if ( ( 'excerpt' === $blog_display || 'mixed' === $blog_display ) && 'content' === $display_option ) { |
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add_filter( 'the_excerpt', 'jetpack_the_excerpt_to_the_content' ); |
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} |
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} |
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|
