author-bio.php
2 years ago
blog-display.php
4 years ago
customizer.js
6 years ago
customizer.php
2 years ago
featured-images-fallback.php
2 years ago
featured-images.php
2 years ago
post-details.php
4 years ago
blog-display.php
275 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Theme Tools: the functions to display Content or Excerpt in a theme. |
| 4 | * |
| 5 | * @package automattic/jetpack |
| 6 | */ |
| 7 | |
| 8 | /** |
| 9 | * If the theme doesn't support 'jetpack-content-options', don't continue. |
| 10 | */ |
| 11 | if ( ! current_theme_supports( 'jetpack-content-options' ) ) { |
| 12 | return; |
| 13 | } |
| 14 | |
| 15 | /** |
| 16 | * Get the Blog Display setting. |
| 17 | * If theme is using both 'Content' and 'Excerpt' then this setting will be called 'Mixed'. |
| 18 | */ |
| 19 | $options = get_theme_support( 'jetpack-content-options' ); |
| 20 | $blog_display = ( ! empty( $options[0]['blog-display'] ) ) ? $options[0]['blog-display'] : null; |
| 21 | $blog_display = preg_grep( '/^(content|excerpt)$/', (array) $blog_display ); |
| 22 | sort( $blog_display ); |
| 23 | $blog_display = implode( ', ', $blog_display ); |
| 24 | $blog_display = ( 'content, excerpt' === $blog_display ) ? 'mixed' : $blog_display; |
| 25 | |
| 26 | /** |
| 27 | * If the theme doesn't support 'jetpack-content-options[ 'blog-display' ]', don't continue. |
| 28 | */ |
| 29 | if ( ! in_array( $blog_display, array( 'content', 'excerpt', 'mixed' ), true ) ) { |
| 30 | return; |
| 31 | } |
| 32 | |
| 33 | /** |
| 34 | * Apply Content filters. |
| 35 | * |
| 36 | * @since 9.7.0 Deprecated $content parameter. |
| 37 | * |
| 38 | * @param string $content Post content. Deprecated. |
| 39 | */ |
| 40 | function jetpack_blog_display_custom_excerpt( $content = '' ) { |
| 41 | if ( ! empty( $content ) ) { |
| 42 | _doing_it_wrong( |
| 43 | 'jetpack_blog_display_custom_excerpt', |
| 44 | esc_html__( 'You do not need to pass a $content parameter anymore.', 'jetpack' ), |
| 45 | 'jetpack-9.7.0' |
| 46 | ); |
| 47 | } |
| 48 | |
| 49 | $post = get_post(); |
| 50 | if ( empty( $post ) ) { |
| 51 | return ''; |
| 52 | } |
| 53 | |
| 54 | if ( empty( $post->post_excerpt ) ) { |
| 55 | $text = strip_shortcodes( $post->post_content ); |
| 56 | $text = str_replace( ']]>', ']]>', $text ); |
| 57 | $text = wp_strip_all_tags( $text ); |
| 58 | /** This filter is documented in wp-includes/formatting.php */ |
| 59 | $excerpt_length = apply_filters( 'excerpt_length', 55 ); |
| 60 | /** This filter is documented in wp-includes/formatting.php */ |
| 61 | $excerpt_more = apply_filters( 'excerpt_more', ' [...]' ); |
| 62 | |
| 63 | /* |
| 64 | * translators: If your word count is based on single characters (e.g. East Asian characters), |
| 65 | * enter 'characters_excluding_spaces' or 'characters_including_spaces'. Otherwise, enter 'words'. |
| 66 | * Do not translate into your own language. |
| 67 | */ |
| 68 | if ( strpos( _x( 'words', 'Word count type. Do not translate!', 'jetpack' ), 'characters' ) === 0 && preg_match( '/^utf\-?8$/i', get_option( 'blog_charset' ) ) ) { |
| 69 | $text = trim( preg_replace( "/[\n\r\t ]+/", ' ', $text ), ' ' ); |
| 70 | preg_match_all( '/./u', $text, $words ); |
| 71 | $words = array_slice( $words[0], 0, $excerpt_length + 1 ); |
| 72 | $sep = ''; |
| 73 | } else { |
| 74 | $words = preg_split( "/[\n\r\t ]+/", $text, $excerpt_length + 1, PREG_SPLIT_NO_EMPTY ); |
| 75 | $sep = ' '; |
| 76 | } |
| 77 | |
| 78 | if ( count( $words ) > $excerpt_length ) { |
| 79 | array_pop( $words ); |
| 80 | $text = implode( $sep, $words ); |
| 81 | $text = $text . $excerpt_more; |
| 82 | } else { |
| 83 | $text = implode( $sep, $words ); |
| 84 | } |
| 85 | } else { |
| 86 | $text = wp_kses_post( $post->post_excerpt ); |
| 87 | } |
| 88 | return sprintf( '<p>%s</p>', $text ); |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * Display Excerpt instead of Content. |
| 93 | * |
| 94 | * @param string $content Post content. |
| 95 | */ |
| 96 | function jetpack_the_content_to_the_excerpt( $content ) { |
| 97 | if ( ( is_home() || is_archive() ) && ! is_post_type_archive( array( 'jetpack-testimonial', 'jetpack-portfolio', 'product' ) ) ) { |
| 98 | if ( post_password_required() ) { |
| 99 | $excerpt = sprintf( '<p>%s</p>', esc_html__( 'There is no excerpt because this is a protected post.', 'jetpack' ) ); |
| 100 | } else { |
| 101 | $excerpt = jetpack_blog_display_custom_excerpt(); |
| 102 | } |
| 103 | } |
| 104 | if ( empty( $excerpt ) ) { |
| 105 | return $content; |
| 106 | } else { |
| 107 | return $excerpt; |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | /** |
| 112 | * Display Content instead of Excerpt. |
| 113 | * |
| 114 | * @param string $content The post excerpt. |
| 115 | */ |
| 116 | function jetpack_the_excerpt_to_the_content( $content ) { |
| 117 | if ( ( is_home() || is_archive() ) && ! is_post_type_archive( array( 'jetpack-testimonial', 'jetpack-portfolio', 'product' ) ) ) { |
| 118 | ob_start(); |
| 119 | the_content( |
| 120 | sprintf( |
| 121 | wp_kses( |
| 122 | /* translators: %s: Name of current post. Only visible to screen readers */ |
| 123 | __( 'Continue reading<span class="screen-reader-text"> "%s"</span>', 'jetpack' ), |
| 124 | array( |
| 125 | 'span' => array( |
| 126 | 'class' => array(), |
| 127 | ), |
| 128 | ) |
| 129 | ), |
| 130 | get_the_title() |
| 131 | ) |
| 132 | ); |
| 133 | $content = ob_get_clean(); |
| 134 | } |
| 135 | return $content; |
| 136 | } |
| 137 | |
| 138 | /** |
| 139 | * Display both Content and Excerpt instead of Content in the Customizer so live preview can switch between them. |
| 140 | * |
| 141 | * @param string $content The post content. |
| 142 | */ |
| 143 | function jetpack_the_content_customizer( $content ) { |
| 144 | $class = jetpack_the_content_customizer_class(); |
| 145 | if ( ( is_home() || is_archive() ) && ! is_post_type_archive( array( 'jetpack-testimonial', 'jetpack-portfolio', 'product' ) ) ) { |
| 146 | if ( post_password_required() ) { |
| 147 | $excerpt = sprintf( '<p>%s</p>', esc_html__( 'There is no excerpt because this is a protected post.', 'jetpack' ) ); |
| 148 | } else { |
| 149 | $excerpt = jetpack_blog_display_custom_excerpt(); |
| 150 | } |
| 151 | } |
| 152 | if ( empty( $excerpt ) ) { |
| 153 | return $content; |
| 154 | } else { |
| 155 | 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 ); |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | /** |
| 160 | * Display both Content and Excerpt instead of Excerpt in the Customizer so live preview can switch between them. |
| 161 | * |
| 162 | * @param string $excerpt The post excerpt. |
| 163 | */ |
| 164 | function jetpack_the_excerpt_customizer( $excerpt ) { |
| 165 | if ( ( is_home() || is_archive() ) && ! is_post_type_archive( array( 'jetpack-testimonial', 'jetpack-portfolio', 'product' ) ) ) { |
| 166 | ob_start(); |
| 167 | the_content( |
| 168 | sprintf( |
| 169 | wp_kses( |
| 170 | /* translators: %s: Name of current post. Only visible to screen readers */ |
| 171 | __( 'Continue reading<span class="screen-reader-text"> "%s"</span>', 'jetpack' ), |
| 172 | array( |
| 173 | 'span' => array( |
| 174 | 'class' => array(), |
| 175 | ), |
| 176 | ) |
| 177 | ), |
| 178 | get_the_title() |
| 179 | ) |
| 180 | ); |
| 181 | $content = ob_get_clean(); |
| 182 | } |
| 183 | if ( empty( $content ) ) { |
| 184 | return $excerpt; |
| 185 | } else { |
| 186 | return sprintf( '<div class="jetpack-blog-display jetpack-the-content">%s</div><div class="jetpack-blog-display jetpack-the-excerpt">%s</div>', $content, $excerpt ); |
| 187 | } |
| 188 | } |
| 189 | |
| 190 | /** |
| 191 | * Display Content instead of Excerpt in the Customizer when theme uses a 'Mixed' display. |
| 192 | * |
| 193 | * @param string $content The post excerpt. |
| 194 | */ |
| 195 | function jetpack_the_excerpt_mixed_customizer( $content ) { |
| 196 | if ( ( is_home() || is_archive() ) && ! is_post_type_archive( array( 'jetpack-testimonial', 'jetpack-portfolio', 'product' ) ) ) { |
| 197 | jetpack_the_content_customizer_class( 'output-the-excerpt' ); |
| 198 | ob_start(); |
| 199 | the_content(); |
| 200 | $content = ob_get_clean(); |
| 201 | } |
| 202 | return $content; |
| 203 | } |
| 204 | |
| 205 | /** |
| 206 | * Returns a class value, `output-the-content` by default. |
| 207 | * Used for themes with a 'Mixed' Blog Display so we can tell which output is by default. |
| 208 | * |
| 209 | * @param string|null $new_class CSS class added to content container. |
| 210 | */ |
| 211 | function jetpack_the_content_customizer_class( $new_class = null ) { |
| 212 | static $class; |
| 213 | if ( isset( $new_class ) ) { |
| 214 | // Assign a new class and return. |
| 215 | $class = $new_class; |
| 216 | } elseif ( isset( $class ) ) { |
| 217 | // Reset the class after getting value. |
| 218 | $prev_class = $class; |
| 219 | $class = null; |
| 220 | return $prev_class; |
| 221 | } else { |
| 222 | // Return default class value. |
| 223 | return 'output-the-content'; |
| 224 | } |
| 225 | } |
| 226 | |
| 227 | if ( is_customize_preview() ) { |
| 228 | /* |
| 229 | * Display Content and Excerpt if the default Blog Display is 'Content' |
| 230 | * and we are in the Customizer. |
| 231 | */ |
| 232 | if ( 'content' === $blog_display ) { |
| 233 | add_filter( 'the_content', 'jetpack_the_content_customizer' ); |
| 234 | } |
| 235 | |
| 236 | /* |
| 237 | * Display Content and Excerpt if the default Blog Display is 'Excerpt' |
| 238 | * and we are in the Customizer. |
| 239 | */ |
| 240 | if ( 'excerpt' === $blog_display ) { |
| 241 | add_filter( 'the_excerpt', 'jetpack_the_excerpt_customizer' ); |
| 242 | } |
| 243 | |
| 244 | /* |
| 245 | * Display Content and Excerpt if the default Blog Display is 'Mixed' |
| 246 | * and we are in the Customizer. |
| 247 | */ |
| 248 | if ( 'mixed' === $blog_display ) { |
| 249 | add_filter( 'the_content', 'jetpack_the_content_customizer' ); |
| 250 | add_filter( 'the_excerpt', 'jetpack_the_excerpt_mixed_customizer' ); |
| 251 | } |
| 252 | } else { |
| 253 | $display_option = get_option( 'jetpack_content_blog_display', $blog_display ); |
| 254 | |
| 255 | /* |
| 256 | * Display Excerpt if the default Blog Display is 'Content' |
| 257 | * or default Blog Display is 'Mixed' |
| 258 | * and the Option picked is 'Post Excerpt' |
| 259 | * and we aren't in the Customizer. |
| 260 | */ |
| 261 | if ( ( 'content' === $blog_display || 'mixed' === $blog_display ) && 'excerpt' === $display_option ) { |
| 262 | add_filter( 'the_content', 'jetpack_the_content_to_the_excerpt' ); |
| 263 | } |
| 264 | |
| 265 | /* |
| 266 | * Display Content if the default Blog Display is 'Excerpt' |
| 267 | * or default Blog Display is 'Mixed' |
| 268 | * and the Option picked is 'Full Post' |
| 269 | * and we aren't in the Customizer. |
| 270 | */ |
| 271 | if ( ( 'excerpt' === $blog_display || 'mixed' === $blog_display ) && 'content' === $display_option ) { |
| 272 | add_filter( 'the_excerpt', 'jetpack_the_excerpt_to_the_content' ); |
| 273 | } |
| 274 | } |
| 275 |