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recipe.php
704 lines
| 1 | <?php //phpcs:ignore WordPress.Files.FileName.InvalidClassFileName |
| 2 | |
| 3 | use Automattic\Jetpack\Assets; |
| 4 | |
| 5 | if ( ! defined( 'ABSPATH' ) ) { |
| 6 | exit( 0 ); |
| 7 | } |
| 8 | |
| 9 | /** |
| 10 | * Embed recipe 'cards' in post, with basic styling and print functionality |
| 11 | * |
| 12 | * To Do |
| 13 | * - defaults settings |
| 14 | * - basic styles/themecolor styles |
| 15 | * - validation/sanitization |
| 16 | * - print styles |
| 17 | * |
| 18 | * @package automattic/jetpack |
| 19 | */ |
| 20 | |
| 21 | /** |
| 22 | * Register and display Recipes in posts. |
| 23 | * |
| 24 | * @phan-constructor-used-for-side-effects |
| 25 | */ |
| 26 | class Jetpack_Recipes { |
| 27 | |
| 28 | /** |
| 29 | * Have scripts and styles been enqueued already. |
| 30 | * |
| 31 | * @var bool |
| 32 | */ |
| 33 | private $scripts_and_style_included = false; |
| 34 | |
| 35 | /** |
| 36 | * Constructor |
| 37 | */ |
| 38 | public function __construct() { |
| 39 | add_action( 'init', array( $this, 'action_init' ) ); |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * Returns KSES tags with Schema-specific attributes. |
| 44 | * |
| 45 | * @since 8.0.0 |
| 46 | * |
| 47 | * @return array Array to be used by KSES. |
| 48 | */ |
| 49 | private static function kses_tags() { |
| 50 | $allowedtags = wp_kses_allowed_html( 'post' ); |
| 51 | // Create an array of all the tags we'd like to add the itemprop attribute to. |
| 52 | $tags = array( 'li', 'ol', 'ul', 'img', 'p', 'h3', 'time', 'span' ); |
| 53 | foreach ( $tags as $tag ) { |
| 54 | if ( ! isset( $allowedtags[ $tag ] ) ) { |
| 55 | $allowedtags[ $tag ] = array(); |
| 56 | } |
| 57 | $allowedtags[ $tag ]['class'] = array(); |
| 58 | $allowedtags[ $tag ]['itemprop'] = array(); |
| 59 | $allowedtags[ $tag ]['datetime'] = array(); |
| 60 | } |
| 61 | |
| 62 | // Allow the handler <a on=""> in AMP. |
| 63 | $allowedtags['a']['on'] = array(); |
| 64 | |
| 65 | // Allow itemscope and itemtype for divs. |
| 66 | if ( ! isset( $allowedtags['div'] ) ) { |
| 67 | $allowedtags['div'] = array(); |
| 68 | } |
| 69 | $allowedtags['div']['class'] = array(); |
| 70 | $allowedtags['div']['itemscope'] = array(); |
| 71 | $allowedtags['div']['itemtype'] = array(); |
| 72 | return $allowedtags; |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Register our shortcode and enqueue necessary files. |
| 77 | */ |
| 78 | public function action_init() { |
| 79 | // Enqueue styles if [recipe] exists. |
| 80 | add_action( 'wp_head', array( $this, 'add_scripts' ), 1 ); |
| 81 | |
| 82 | // Render [recipe], along with other shortcodes that can be nested within. |
| 83 | add_shortcode( 'recipe', array( $this, 'recipe_shortcode' ) ); |
| 84 | add_shortcode( 'recipe-notes', array( $this, 'recipe_notes_shortcode' ) ); |
| 85 | add_shortcode( 'recipe-ingredients', array( $this, 'recipe_ingredients_shortcode' ) ); |
| 86 | add_shortcode( 'recipe-directions', array( $this, 'recipe_directions_shortcode' ) ); |
| 87 | add_shortcode( 'recipe-nutrition', array( $this, 'recipe_nutrition_shortcode' ) ); |
| 88 | add_shortcode( 'recipe-image', array( $this, 'recipe_image_shortcode' ) ); |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * Enqueue scripts and styles |
| 93 | */ |
| 94 | public function add_scripts() { |
| 95 | if ( empty( $GLOBALS['posts'] ) || ! is_array( $GLOBALS['posts'] ) ) { |
| 96 | return; |
| 97 | } |
| 98 | |
| 99 | foreach ( $GLOBALS['posts'] as $p ) { |
| 100 | if ( isset( $p->post_content ) && has_shortcode( $p->post_content, 'recipe' ) ) { |
| 101 | $this->scripts_and_style_included = true; |
| 102 | break; |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | if ( ! $this->scripts_and_style_included ) { |
| 107 | return; |
| 108 | } |
| 109 | |
| 110 | wp_enqueue_style( 'jetpack-recipes-style', plugins_url( '/css/recipes.css', __FILE__ ), array(), '20130919' ); |
| 111 | wp_style_add_data( 'jetpack-recipes-style', 'rtl', 'replace' ); |
| 112 | |
| 113 | // add $themecolors-defined styles. |
| 114 | wp_add_inline_style( 'jetpack-recipes-style', self::themecolor_styles() ); |
| 115 | |
| 116 | if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) { |
| 117 | return; |
| 118 | } |
| 119 | |
| 120 | wp_register_script( |
| 121 | 'jetpack-shortcode-deps', |
| 122 | plugins_url( '_inc/build/shortcodes/js/dependencies.min.js', JETPACK__PLUGIN_FILE ), |
| 123 | array( 'jquery' ), |
| 124 | '20250905', |
| 125 | true |
| 126 | ); |
| 127 | |
| 128 | wp_enqueue_script( |
| 129 | 'jetpack-recipes-js', |
| 130 | Assets::get_file_url_for_environment( '_inc/build/shortcodes/js/recipes.min.js', 'modules/shortcodes/js/recipes.js' ), |
| 131 | array( 'jquery', 'jetpack-shortcode-deps' ), |
| 132 | '20131230', |
| 133 | false |
| 134 | ); |
| 135 | |
| 136 | $title_var = wp_title( '|', false, 'right' ); |
| 137 | $rtl = is_rtl() ? '-rtl' : ''; |
| 138 | $print_css_var = plugins_url( "/css/recipes-print{$rtl}.css", __FILE__ ); |
| 139 | |
| 140 | wp_localize_script( |
| 141 | 'jetpack-recipes-js', |
| 142 | 'jetpack_recipes_vars', |
| 143 | array( |
| 144 | 'pageTitle' => $title_var, |
| 145 | 'loadCSS' => $print_css_var, |
| 146 | ) |
| 147 | ); |
| 148 | } |
| 149 | |
| 150 | /** |
| 151 | * Our [recipe] shortcode. |
| 152 | * Prints recipe data styled to look good on *any* theme. |
| 153 | * |
| 154 | * @param array $atts Array of shortcode attributes. |
| 155 | * @param string $content Post content. |
| 156 | * |
| 157 | * @return string HTML for recipe shortcode. |
| 158 | */ |
| 159 | public static function recipe_shortcode( $atts, $content = '' ) { |
| 160 | $atts = shortcode_atts( |
| 161 | array( |
| 162 | 'title' => '', // string. |
| 163 | 'servings' => '', // intval. |
| 164 | 'time' => '', // strtotime-compatible time description. |
| 165 | 'difficulty' => '', // string. |
| 166 | 'print' => '', // URL for external print version. |
| 167 | 'source' => '', // string. |
| 168 | 'sourceurl' => '', // URL string. Only used if source set. |
| 169 | 'image' => '', // URL or attachment ID. |
| 170 | 'description' => '', // string. |
| 171 | 'cooktime' => '', // strtotime-compatible time description. |
| 172 | 'preptime' => '', // strtotime-compatible time description. |
| 173 | 'rating' => '', // string. |
| 174 | ), |
| 175 | $atts, |
| 176 | 'recipe' |
| 177 | ); |
| 178 | |
| 179 | return self::recipe_shortcode_html( $atts, $content ); |
| 180 | } |
| 181 | |
| 182 | /** |
| 183 | * The recipe output |
| 184 | * |
| 185 | * @param array $atts Array of shortcode attributes. |
| 186 | * @param string $content Post content. |
| 187 | * |
| 188 | * @return string HTML output |
| 189 | */ |
| 190 | private static function recipe_shortcode_html( $atts, $content = '' ) { |
| 191 | |
| 192 | $html = '<div class="hrecipe h-recipe jetpack-recipe" itemscope itemtype="https://schema.org/Recipe">'; |
| 193 | |
| 194 | // Print the recipe title if exists. |
| 195 | if ( '' !== $atts['title'] ) { |
| 196 | $html .= '<h3 class="p-name jetpack-recipe-title fn" itemprop="name">' . esc_html( $atts['title'] ) . '</h3>'; |
| 197 | } |
| 198 | |
| 199 | // Print the recipe meta if exists. |
| 200 | if ( |
| 201 | '' !== $atts['servings'] |
| 202 | || '' !== $atts['time'] |
| 203 | || '' !== $atts['difficulty'] |
| 204 | || '' !== $atts['print'] |
| 205 | || '' !== $atts['preptime'] |
| 206 | || '' !== $atts['cooktime'] |
| 207 | || '' !== $atts['rating'] |
| 208 | ) { |
| 209 | $html .= '<ul class="jetpack-recipe-meta">'; |
| 210 | |
| 211 | if ( '' !== $atts['servings'] ) { |
| 212 | $html .= sprintf( |
| 213 | '<li class="jetpack-recipe-servings p-yield yield" itemprop="recipeYield"><strong>%1$s: </strong>%2$s</li>', |
| 214 | esc_html_x( 'Servings', 'recipe', 'jetpack' ), |
| 215 | esc_html( $atts['servings'] ) |
| 216 | ); |
| 217 | } |
| 218 | |
| 219 | $time_types = array( 'preptime', 'cooktime', 'time' ); |
| 220 | foreach ( $time_types as $time_type ) { |
| 221 | if ( '' === $atts[ $time_type ] ) { |
| 222 | continue; |
| 223 | } |
| 224 | $html .= self::output_time( $atts[ $time_type ], $time_type ); |
| 225 | } |
| 226 | |
| 227 | if ( '' !== $atts['difficulty'] ) { |
| 228 | $html .= sprintf( |
| 229 | '<li class="jetpack-recipe-difficulty"><strong>%1$s: </strong>%2$s</li>', |
| 230 | esc_html_x( 'Difficulty', 'recipe', 'jetpack' ), |
| 231 | esc_html( $atts['difficulty'] ) |
| 232 | ); |
| 233 | } |
| 234 | |
| 235 | if ( '' !== $atts['rating'] ) { |
| 236 | $html .= sprintf( |
| 237 | '<li class="jetpack-recipe-rating"> |
| 238 | <strong>%1$s: </strong> |
| 239 | <span itemprop="contentRating">%2$s</span> |
| 240 | </li>', |
| 241 | esc_html_x( 'Rating', 'recipe', 'jetpack' ), |
| 242 | esc_html( $atts['rating'] ) |
| 243 | ); |
| 244 | } |
| 245 | |
| 246 | if ( '' !== $atts['source'] ) { |
| 247 | $html .= sprintf( |
| 248 | '<li class="jetpack-recipe-source"><strong>%1$s: </strong>', |
| 249 | esc_html_x( 'Source', 'recipe', 'jetpack' ) |
| 250 | ); |
| 251 | |
| 252 | if ( '' !== $atts['sourceurl'] ) : |
| 253 | // Show the link if we have one. |
| 254 | $html .= sprintf( |
| 255 | '<a href="%2$s">%1$s</a>', |
| 256 | esc_html( $atts['source'] ), |
| 257 | esc_url( $atts['sourceurl'] ) |
| 258 | ); |
| 259 | else : |
| 260 | // Skip the link. |
| 261 | $html .= sprintf( |
| 262 | '%1$s', |
| 263 | esc_html( $atts['source'] ) |
| 264 | ); |
| 265 | endif; |
| 266 | |
| 267 | $html .= '</li>'; |
| 268 | } |
| 269 | |
| 270 | if ( 'false' !== $atts['print'] ) { |
| 271 | $is_amp = class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request(); |
| 272 | $print_action = $is_amp ? 'on="tap:AMP.print"' : ''; |
| 273 | $print_text = $is_amp ? esc_html__( 'Print page', 'jetpack' ) : esc_html_x( 'Print', 'recipe', 'jetpack' ); |
| 274 | $html .= sprintf( |
| 275 | '<li class="jetpack-recipe-print"><a href="#" %1$s>%2$s</a></li>', |
| 276 | $print_action, |
| 277 | $print_text |
| 278 | ); |
| 279 | } |
| 280 | |
| 281 | $html .= '</ul>'; |
| 282 | } |
| 283 | |
| 284 | // Output the image if we have one and it's not shown elsewhere. |
| 285 | if ( '' !== $atts['image'] ) { |
| 286 | if ( ! has_shortcode( $content, 'recipe-image' ) ) { |
| 287 | $html .= self::output_image_html( $atts['image'] ); |
| 288 | } |
| 289 | } |
| 290 | |
| 291 | // Output the description, if we have one. |
| 292 | if ( '' !== $atts['description'] ) { |
| 293 | $html .= sprintf( |
| 294 | '<p class="jetpack-recipe-description" itemprop="description">%1$s</p>', |
| 295 | esc_html( $atts['description'] ) |
| 296 | ); |
| 297 | } |
| 298 | |
| 299 | // Print content between codes. |
| 300 | $html .= '<div class="jetpack-recipe-content">' . do_shortcode( $content ) . '</div>'; |
| 301 | |
| 302 | // Close it up. |
| 303 | $html .= '</div>'; |
| 304 | |
| 305 | // If there is a recipe within a recipe, remove the shortcode. |
| 306 | if ( has_shortcode( $html, 'recipe' ) ) { |
| 307 | remove_shortcode( 'recipe' ); |
| 308 | } |
| 309 | |
| 310 | // Sanitize html. |
| 311 | $html = wp_kses( $html, self::kses_tags() ); |
| 312 | |
| 313 | // Return the HTML block. |
| 314 | return $html; |
| 315 | } |
| 316 | |
| 317 | /** |
| 318 | * Our [recipe-image] shortcode. |
| 319 | * Controls placement of image in recipe. |
| 320 | * |
| 321 | * @param array $atts Array of shortcode attributes. |
| 322 | * |
| 323 | * @return string HTML for recipe notes shortcode. |
| 324 | */ |
| 325 | public static function recipe_image_shortcode( $atts ) { |
| 326 | $atts = shortcode_atts( |
| 327 | array( |
| 328 | 'image' => '', // string. |
| 329 | 0 => '', // string. |
| 330 | ), |
| 331 | $atts, |
| 332 | 'recipe-image' |
| 333 | ); |
| 334 | $src = $atts['image']; |
| 335 | if ( ! empty( $atts[0] ) ) { |
| 336 | $src = $atts[0]; |
| 337 | } |
| 338 | return self::output_image_html( $src ); |
| 339 | } |
| 340 | |
| 341 | /** |
| 342 | * Our [recipe-notes] shortcode. |
| 343 | * Outputs ingredients, styled in a div. |
| 344 | * |
| 345 | * @param array $atts Array of shortcode attributes. |
| 346 | * @param string $content Post content. |
| 347 | * |
| 348 | * @return string HTML for recipe notes shortcode. |
| 349 | */ |
| 350 | public static function recipe_notes_shortcode( $atts, $content = '' ) { |
| 351 | $atts = shortcode_atts( |
| 352 | array( |
| 353 | 'title' => '', // string. |
| 354 | ), |
| 355 | $atts, |
| 356 | 'recipe-notes' |
| 357 | ); |
| 358 | |
| 359 | $html = ''; |
| 360 | |
| 361 | // Print a title if one exists. |
| 362 | if ( '' !== $atts['title'] ) { |
| 363 | $html .= '<h4 class="jetpack-recipe-notes-title">' . esc_html( $atts['title'] ) . '</h4>'; |
| 364 | } |
| 365 | |
| 366 | $html .= '<div class="jetpack-recipe-notes">'; |
| 367 | |
| 368 | // Format content using list functionality, if desired. |
| 369 | $html .= self::output_list_content( $content, 'notes' ); |
| 370 | |
| 371 | $html .= '</div>'; |
| 372 | |
| 373 | // Sanitize html. |
| 374 | $html = wp_kses( $html, self::kses_tags() ); |
| 375 | |
| 376 | // Return the HTML block. |
| 377 | return $html; |
| 378 | } |
| 379 | |
| 380 | /** |
| 381 | * Our [recipe-ingredients] shortcode. |
| 382 | * Outputs notes, styled in a div. |
| 383 | * |
| 384 | * @param array $atts Array of shortcode attributes. |
| 385 | * @param string $content Post content. |
| 386 | * |
| 387 | * @return string HTML for recipe ingredients shortcode. |
| 388 | */ |
| 389 | public static function recipe_ingredients_shortcode( $atts, $content = '' ) { |
| 390 | $atts = shortcode_atts( |
| 391 | array( |
| 392 | 'title' => esc_html_x( 'Ingredients', 'recipe', 'jetpack' ), // string. |
| 393 | ), |
| 394 | $atts, |
| 395 | 'recipe-ingredients' |
| 396 | ); |
| 397 | |
| 398 | $html = '<div class="jetpack-recipe-ingredients">'; |
| 399 | |
| 400 | // Print a title unless the user has opted to exclude it. |
| 401 | if ( 'false' !== $atts['title'] ) { |
| 402 | $html .= '<h4 class="jetpack-recipe-ingredients-title">' . esc_html( $atts['title'] ) . '</h4>'; |
| 403 | } |
| 404 | |
| 405 | // Format content using list functionality. |
| 406 | $html .= self::output_list_content( $content, 'ingredients' ); |
| 407 | |
| 408 | $html .= '</div>'; |
| 409 | |
| 410 | // Sanitize html. |
| 411 | $html = wp_kses( $html, self::kses_tags() ); |
| 412 | |
| 413 | // Return the HTML block. |
| 414 | return $html; |
| 415 | } |
| 416 | |
| 417 | /** |
| 418 | * Our [recipe-nutrition] shortcode. |
| 419 | * Outputs notes, styled in a div. |
| 420 | * |
| 421 | * @param array $atts Array of shortcode attributes. |
| 422 | * @param string $content Post content. |
| 423 | * |
| 424 | * @return string HTML for recipe nutrition shortcode. |
| 425 | */ |
| 426 | public static function recipe_nutrition_shortcode( $atts, $content = '' ) { |
| 427 | $atts = shortcode_atts( |
| 428 | array( |
| 429 | 'title' => esc_html_x( 'Nutrition', 'recipe', 'jetpack' ), // string. |
| 430 | ), |
| 431 | $atts, |
| 432 | 'recipe-nutrition' |
| 433 | ); |
| 434 | |
| 435 | $html = '<div class="jetpack-recipe-nutrition p-nutrition nutrition">'; |
| 436 | |
| 437 | // Print a title unless the user has opted to exclude it. |
| 438 | if ( 'false' !== $atts['title'] ) { |
| 439 | $html .= '<h4 class="jetpack-recipe-nutrition-title">' . esc_html( $atts['title'] ) . '</h4>'; |
| 440 | } |
| 441 | |
| 442 | // Format content using list functionality. |
| 443 | $html .= self::output_list_content( $content, 'nutrition' ); |
| 444 | |
| 445 | $html .= '</div>'; |
| 446 | |
| 447 | // Sanitize html. |
| 448 | $html = wp_kses( $html, self::kses_tags() ); |
| 449 | |
| 450 | // Return the HTML block. |
| 451 | return $html; |
| 452 | } |
| 453 | |
| 454 | /** |
| 455 | * Reusable function to check for shortened formatting. |
| 456 | * Basically, users can create lists with the following shorthand: |
| 457 | * - item one |
| 458 | * - item two |
| 459 | * - item three |
| 460 | * And we'll magically convert it to a list. This has the added benefit |
| 461 | * of including itemprops for the recipe schema. |
| 462 | * |
| 463 | * @param string $content HTML content. |
| 464 | * @param string $type Type of list. |
| 465 | * |
| 466 | * @return string content formatted as a list item |
| 467 | */ |
| 468 | private static function output_list_content( $content, $type ) { |
| 469 | $html = ''; |
| 470 | |
| 471 | switch ( $type ) { |
| 472 | case 'directions': |
| 473 | $list_item_replacement = '<li class="jetpack-recipe-directions">${1}</li>'; |
| 474 | $itemprop = ' itemprop="recipeInstructions"'; |
| 475 | $listtype = 'ol'; |
| 476 | break; |
| 477 | case 'ingredients': |
| 478 | $list_item_replacement = '<li class="jetpack-recipe-ingredient p-ingredient ingredient" itemprop="recipeIngredient">${1}</li>'; |
| 479 | $itemprop = ''; |
| 480 | $listtype = 'ul'; |
| 481 | break; |
| 482 | case 'nutrition': |
| 483 | $list_item_replacement = '<li class="jetpack-recipe-nutrition">${1}</li>'; |
| 484 | $itemprop = ' itemprop="nutrition"'; |
| 485 | $listtype = 'ul'; |
| 486 | break; |
| 487 | case 'nutrition': |
| 488 | $list_item_replacement = '<li class="jetpack-recipe-nutrition nutrition">${1}</li>'; |
| 489 | $itemprop = ' itemprop="nutrition"'; |
| 490 | $listtype = 'ul'; |
| 491 | break; |
| 492 | default: |
| 493 | $list_item_replacement = '<li class="jetpack-recipe-notes">${1}</li>'; |
| 494 | $itemprop = ''; |
| 495 | $listtype = 'ul'; |
| 496 | } |
| 497 | |
| 498 | // Check to see if the user is trying to use shortened formatting. |
| 499 | if ( |
| 500 | str_contains( $content, '–' ) || |
| 501 | str_contains( $content, '—' ) || |
| 502 | str_contains( $content, '-' ) || |
| 503 | str_contains( $content, '*' ) || |
| 504 | str_contains( $content, '#' ) || |
| 505 | str_contains( $content, '–' ) || // ndash. |
| 506 | str_contains( $content, '—' ) || // mdash. |
| 507 | preg_match( '/\d+\.\s/', $content ) |
| 508 | ) { |
| 509 | // Remove breaks and extra whitespace. |
| 510 | $content = str_replace( "<br />\n", "\n", $content ); |
| 511 | $content = trim( $content ); |
| 512 | |
| 513 | $ul_pattern = '/(?:^|\n|\<p\>)+(?:[\-–—]+|\–|\—|\*)+\h+(.*)/mi'; |
| 514 | $ol_pattern = '/(?:^|\n|\<p\>)+(?:\d+\.|#+)+\h+(.*)/mi'; |
| 515 | |
| 516 | preg_match_all( $ul_pattern, $content, $ul_matches ); |
| 517 | preg_match_all( $ol_pattern, $content, $ol_matches ); |
| 518 | |
| 519 | if ( ( is_countable( $ul_matches[0] ) && count( $ul_matches[0] ) > 0 ) || ( is_countable( $ol_matches[0] ) && count( $ol_matches[0] ) > 0 ) ) { |
| 520 | |
| 521 | if ( is_countable( $ol_matches[0] ) && count( $ol_matches[0] ) > 0 ) { |
| 522 | $listtype = 'ol'; |
| 523 | $list_item_pattern = $ol_pattern; |
| 524 | } else { |
| 525 | $listtype = 'ul'; |
| 526 | $list_item_pattern = $ul_pattern; |
| 527 | } |
| 528 | $html .= '<' . $listtype . $itemprop . '>'; |
| 529 | $html .= preg_replace( $list_item_pattern, $list_item_replacement, $content ); |
| 530 | $html .= '</' . $listtype . '>'; |
| 531 | |
| 532 | // Strip out any empty <p> tags and stray </p> tags, because those are just silly. |
| 533 | $empty_p_pattern = '/(<p>)*\s*<\/p>/mi'; |
| 534 | $html = preg_replace( $empty_p_pattern, '', $html ); |
| 535 | } else { |
| 536 | $html .= do_shortcode( $content ); |
| 537 | } |
| 538 | } else { |
| 539 | $html .= do_shortcode( $content ); |
| 540 | } |
| 541 | |
| 542 | // Return our formatted content. |
| 543 | return $html; |
| 544 | } |
| 545 | |
| 546 | /** |
| 547 | * Our [recipe-directions] shortcode. |
| 548 | * Outputs directions, styled in a div. |
| 549 | * |
| 550 | * @param array $atts Array of shortcode attributes. |
| 551 | * @param string $content Post content. |
| 552 | * |
| 553 | * @return string HTML for recipe directions shortcode. |
| 554 | */ |
| 555 | public static function recipe_directions_shortcode( $atts, $content = '' ) { |
| 556 | $atts = shortcode_atts( |
| 557 | array( |
| 558 | 'title' => esc_html_x( 'Directions', 'recipe', 'jetpack' ), // string. |
| 559 | ), |
| 560 | $atts, |
| 561 | 'recipe-directions' |
| 562 | ); |
| 563 | |
| 564 | $html = '<div class="jetpack-recipe-directions e-instructions">'; |
| 565 | |
| 566 | // Print a title unless the user has specified to exclude it. |
| 567 | if ( 'false' !== $atts['title'] ) { |
| 568 | $html .= '<h4 class="jetpack-recipe-directions-title">' . esc_html( $atts['title'] ) . '</h4>'; |
| 569 | } |
| 570 | |
| 571 | // Format content using list functionality. |
| 572 | $html .= self::output_list_content( $content, 'directions' ); |
| 573 | |
| 574 | $html .= '</div>'; |
| 575 | |
| 576 | // Sanitize html. |
| 577 | $html = wp_kses( $html, self::kses_tags() ); |
| 578 | |
| 579 | // Return the HTML block. |
| 580 | return $html; |
| 581 | } |
| 582 | |
| 583 | /** |
| 584 | * Outputs time meta tag. |
| 585 | * |
| 586 | * @param string $time_str Raw time to output. |
| 587 | * @param string $time_type Type of time to show. |
| 588 | * |
| 589 | * @return string HTML for recipe time meta. |
| 590 | */ |
| 591 | private static function output_time( $time_str, $time_type ) { |
| 592 | // Get a time that's supported by Schema.org. |
| 593 | $duration = WPCOM_JSON_API_Date::format_duration( $time_str ); |
| 594 | // If no duration can be calculated, let's output what the user provided. |
| 595 | if ( ! $duration ) { |
| 596 | $duration = $time_str; |
| 597 | } |
| 598 | |
| 599 | switch ( $time_type ) { |
| 600 | case 'cooktime': |
| 601 | $title = _x( 'Cook Time', 'recipe', 'jetpack' ); |
| 602 | $itemprop = 'cookTime'; |
| 603 | break; |
| 604 | case 'preptime': |
| 605 | $title = _x( 'Prep Time', 'recipe', 'jetpack' ); |
| 606 | $itemprop = 'prepTime'; |
| 607 | break; |
| 608 | default: |
| 609 | $title = _x( 'Time', 'recipe', 'jetpack' ); |
| 610 | $itemprop = 'totalTime'; |
| 611 | break; |
| 612 | } |
| 613 | |
| 614 | return sprintf( |
| 615 | '<li class="jetpack-recipe-%3$s"> |
| 616 | <time itemprop="%4$s" datetime="%5$s"><strong>%1$s:</strong> <span class="%3$s">%2$s</span></time> |
| 617 | </li>', |
| 618 | esc_html( $title ), |
| 619 | esc_html( $time_str ), |
| 620 | esc_attr( $time_type ), |
| 621 | esc_attr( $itemprop ), |
| 622 | esc_attr( $duration ) |
| 623 | ); |
| 624 | } |
| 625 | |
| 626 | /** |
| 627 | * Outputs image tag for recipe. |
| 628 | * |
| 629 | * @param string $src The image source. |
| 630 | * |
| 631 | * @return string |
| 632 | */ |
| 633 | private static function output_image_html( $src ) { |
| 634 | // Exit if there is no provided source. |
| 635 | if ( ! $src ) { |
| 636 | return ''; |
| 637 | } |
| 638 | |
| 639 | $image_attrs = array( |
| 640 | 'class' => 'jetpack-recipe-image u-photo photo', |
| 641 | 'itemprop' => 'image', |
| 642 | ); |
| 643 | |
| 644 | if ( wp_lazy_loading_enabled( 'img', 'wp_get_attachment_image' ) ) { |
| 645 | $image_attrs['loading'] = 'lazy'; |
| 646 | } |
| 647 | |
| 648 | // If it's numeric, this may be an attachment. |
| 649 | if ( is_numeric( $src ) ) { |
| 650 | return wp_get_attachment_image( |
| 651 | $src, |
| 652 | 'full', |
| 653 | false, |
| 654 | $image_attrs |
| 655 | ); |
| 656 | } |
| 657 | |
| 658 | // Check if it's an absolute or relative URL, and return if not. |
| 659 | if ( |
| 660 | ! str_starts_with( $src, '/' ) |
| 661 | && false === filter_var( $src, FILTER_VALIDATE_URL ) |
| 662 | ) { |
| 663 | return ''; |
| 664 | } |
| 665 | |
| 666 | $image_attrs_markup = ''; |
| 667 | foreach ( $image_attrs as $name => $value ) { |
| 668 | $image_attrs_markup .= sprintf( |
| 669 | ' %1$s="%2$s"', |
| 670 | esc_attr( $name ), |
| 671 | esc_attr( $value ) |
| 672 | ); |
| 673 | } |
| 674 | |
| 675 | return sprintf( |
| 676 | '<img%1$s src="%2$s" />', |
| 677 | $image_attrs_markup, |
| 678 | esc_url( $src ) |
| 679 | ); |
| 680 | } |
| 681 | |
| 682 | /** |
| 683 | * Use $themecolors array to style the Recipes shortcode |
| 684 | * |
| 685 | * @print style block |
| 686 | * @return string $style |
| 687 | */ |
| 688 | public function themecolor_styles() { |
| 689 | global $themecolors; |
| 690 | $style = ''; |
| 691 | |
| 692 | if ( isset( $themecolors['border'] ) ) { |
| 693 | $style .= '.jetpack-recipe { border-color: #' . esc_attr( $themecolors['border'] ) . '; }'; |
| 694 | } |
| 695 | if ( isset( $themecolors['link'] ) ) { |
| 696 | $style .= '.jetpack-recipe-title { border-bottom-color: #' . esc_attr( $themecolors['link'] ) . '; }'; |
| 697 | } |
| 698 | |
| 699 | return $style; |
| 700 | } |
| 701 | } |
| 702 | |
| 703 | new Jetpack_Recipes(); |
| 704 |