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<?php |
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/** |
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* Cooked SEO Functions |
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* |
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* @package Cooked |
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* @subpackage SEO Functions |
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* @since 1.0.0 |
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*/ |
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|
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// Exit if accessed directly |
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if ( ! defined( 'ABSPATH' ) ) exit; |
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|
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class Cooked_SEO { |
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|
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public static function json_ld( $recipe = false ) { |
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global $_cooked_settings; |
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|
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if ( !isset($_cooked_settings['advanced']) || (isset($_cooked_settings['advanced']) && !in_array( 'disable_schema_output', $_cooked_settings['advanced'] )) ) { |
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$schema_values_json = wp_json_encode( self::schema_values( $recipe ) ); |
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|
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$schema_html = '<script type="application/ld+json">'; |
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$schema_html .= $schema_values_json; |
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$schema_html .= '</script>'; |
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|
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return apply_filters( 'cooked_schema_html', $schema_html, $recipe ); |
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} else { |
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return ''; |
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} |
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} |
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|
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public static function schema_values( $recipe = false ) { |
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global $_cooked_settings; |
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|
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if ( !$recipe ): |
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global $post; |
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$recipe = Cooked_Recipes::get_settings( $post->ID ); |
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$rpost = get_post( $post->ID ); |
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else: |
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$rpost = get_post( $recipe['id'] ); |
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endif; |
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|
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$_nutrition_facts = Cooked_Measurements::nutrition_facts(); |
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|
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$recipe_thumbnail = has_post_thumbnail($rpost) ? get_the_post_thumbnail_url( $rpost, 'cooked-medium' ) : ''; |
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if ( !$recipe_author = Cooked_Users::format_author_name( get_the_author_meta( 'display_name', $rpost->post_author ) ) ): |
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$recipe_author = ''; |
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endif; |
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|
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$ingredients = []; |
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if ( isset($recipe['ingredients']) && !empty($recipe['ingredients']) ): |
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foreach ( $recipe['ingredients'] as $ing ): |
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if ( isset( $ing['section_heading_name'] ) ): continue; endif; |
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$ingredient = Cooked_Recipes::single_ingredient( $ing, false, true ); |
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if ( !empty( $ingredient ) ): |
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$ingredient_cleaned = wp_strip_all_tags( preg_replace("~(?:\[/?)[^/\]]+/?\]~s", '', $ingredient) ); |
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$ingredients[] = $ingredient_cleaned; |
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endif; |
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endforeach; |
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endif; |
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|
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$directions = []; |
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if ( isset($recipe['directions']) && !empty($recipe['directions']) ): |
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$number = 1; |
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|
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foreach ( $recipe['directions'] as $dir ): |
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if ( isset( $dir['section_heading_name'] ) ): |
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continue; |
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endif; |
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|
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$direction = Cooked_Recipes::single_direction( $dir, false, true ); |
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if ( !empty( $direction ) ): |
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$direction_cleaned = wp_strip_all_tags( preg_replace("~(?:\[/?)[^/\]]+/?\]~s", '', $direction) ); |
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$image_id = isset($dir['image']) ? $dir['image'] : false; |
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|
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$image = ''; |
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if ( $image_id ): |
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$image = wp_get_attachment_image_src( $image_id, 'full' ); |
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$image = $image[0]; |
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endif; |
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|
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$directions[] = [ |
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'@type' => 'HowToStep', |
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/* translators: %d: step number */ |
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'name' => sprintf(__('Step %d', 'cooked'), $number), |
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'text' => $direction_cleaned, |
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'url' => get_permalink($rpost) . '#cooked-single-direction-step-' . $number, |
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'image' => $image, |
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]; |
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endif; |
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$number++; |
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|
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endforeach; |
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endif; |
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|
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$category_name = ''; |
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if (in_array('cp_recipe_category', $_cooked_settings['recipe_taxonomies'])): |
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$categories = get_the_terms( $rpost->ID, 'cp_recipe_category' ); |
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if (!empty($categories)): |
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$category = $categories[0]; |
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$category_name = $category->name; |
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endif; |
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endif; |
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|
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$cook_time = isset($recipe['cook_time']) && $recipe['cook_time'] ? esc_html( $recipe['cook_time'] ) : 0; |
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$prep_time = isset($recipe['prep_time']) && $recipe['prep_time'] ? esc_html( $recipe['prep_time'] ) : 0; |
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$total_time = $cook_time + $prep_time; |
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|
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$unsaturatedFatAmount = (isset($recipe['nutrition']['monounsaturated_fat']) && $recipe['nutrition']['monounsaturated_fat'] ? $recipe['nutrition']['monounsaturated_fat'] : 0) + (isset($recipe['nutrition']['polyunsaturated_fat']) && $recipe['nutrition']['polyunsaturated_fat'] ? $recipe['nutrition']['polyunsaturated_fat'] : 0); |
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|
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if ($unsaturatedFatAmount): |
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$unsaturatedFatContent = $unsaturatedFatAmount . ' ' . $_nutrition_facts['main']['fat']['subs']['monounsaturated_fat']['measurement']; |
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else: |
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$unsaturatedFatContent = ''; |
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endif; |
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|
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$description = ''; |
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if (!empty($recipe['seo_description'])): |
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$description = wp_strip_all_tags( preg_replace("~(?:\[/?)[^/\]]+/?\]~s", '', wp_specialchars_decode( $recipe['seo_description'], ENT_QUOTES ) ) ); |
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elseif (!empty($recipe['excerpt'])): |
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$description = wp_strip_all_tags( preg_replace("~(?:\[/?)[^/\]]+/?\]~s", '', $recipe['excerpt']) ); |
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elseif (!empty($recipe['title'])): |
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$description = $recipe['title']; |
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endif; |
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|
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$servings = isset( $recipe['nutrition']['servings'] ) ? absint( $recipe['nutrition']['servings'] ) : 0; |
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if ( ! $servings ) { |
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$servings = 1; |
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} |
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|
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$schema_array = false; |
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$schema_data = [ |
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'@context' => 'http://schema.org', |
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'@type' => 'Recipe', |
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'author' => [ |
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'@type' => 'Person', |
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'name' => $recipe_author |
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], |
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'datePublished' => get_the_date('Y-m-d', $recipe['id']), |
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'name' => (isset($recipe['title']) ? $recipe['title'] : ''), |
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'image' => $recipe_thumbnail, |
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'description' => $description, |
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'recipeIngredient' => $ingredients, |
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'recipeCategory' => $category_name, |
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'recipeYield' => $servings . ' ' . strtolower( $_nutrition_facts['top']['servings']['name'] ), |
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'cookTime' => Cooked_Measurements::time_format($cook_time, 'iso'), |
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'prepTime' => Cooked_Measurements::time_format($prep_time, 'iso'), |
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'totalTime' => Cooked_Measurements::time_format($total_time, 'iso'), |
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'nutrition' => [ |
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'@type' => 'NutritionInformation', |
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'calories' => (isset($recipe['nutrition']['calories']) && $recipe['nutrition']['calories'] ? $recipe['nutrition']['calories'] . ' ' . strtolower($_nutrition_facts['mid']['calories']['name']) : 0), |
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'carbohydrateContent' => (isset($recipe['nutrition']['carbs']) && $recipe['nutrition']['carbs'] ? $recipe['nutrition']['carbs'] . ' ' . $_nutrition_facts['main']['carbs']['measurement'] : ''), |
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'cholesterolContent' => (isset($recipe['nutrition']['cholesterol']) && $recipe['nutrition']['cholesterol'] ? $recipe['nutrition']['cholesterol'] . ' ' . $_nutrition_facts['main']['cholesterol']['measurement'] : ''), |
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'fatContent' => (isset($recipe['nutrition']['fat']) && $recipe['nutrition']['fat'] ? $recipe['nutrition']['fat'] . ' ' . $_nutrition_facts['main']['fat']['measurement'] : ''), |
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'fiberContent' => (isset($recipe['nutrition']['fiber']) && $recipe['nutrition']['fiber'] ? $recipe['nutrition']['fiber'] . ' ' . $_nutrition_facts['main']['carbs']['subs']['fiber']['measurement'] : ''), |
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'proteinContent' => (isset($recipe['nutrition']['protein']) && $recipe['nutrition']['protein'] ? $recipe['nutrition']['protein'] . ' ' . $_nutrition_facts['main']['protein']['measurement'] : ''), |
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'saturatedFatContent' => (isset($recipe['nutrition']['sat_fat']) && $recipe['nutrition']['sat_fat'] ? $recipe['nutrition']['sat_fat'] . ' ' . $_nutrition_facts['main']['fat']['subs']['sat_fat']['measurement'] : ''), |
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'servingSize' => (isset($recipe['nutrition']['serving_size']) && $recipe['nutrition']['serving_size'] ? $recipe['nutrition']['serving_size'] . ' ' . strtolower($_nutrition_facts['top']['servings']['name']) : ''), |
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'sodiumContent' => (isset($recipe['nutrition']['sodium']) && $recipe['nutrition']['sodium'] ? $recipe['nutrition']['sodium'] . ' ' . $_nutrition_facts['main']['sodium']['measurement'] : ''), |
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'sugarContent' => (isset($recipe['nutrition']['sugars']) && $recipe['nutrition']['sugars'] ? $recipe['nutrition']['sugars'] . ' ' . $_nutrition_facts['main']['carbs']['subs']['sugars']['measurement'] : ''), |
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'transFatContent' => (isset($recipe['nutrition']['trans_fat']) && $recipe['nutrition']['trans_fat'] ? $recipe['nutrition']['trans_fat'] . ' ' . $_nutrition_facts['main']['fat']['subs']['trans_fat']['measurement'] : ''), |
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'unsaturatedFatContent' => $unsaturatedFatContent, |
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], |
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'recipeInstructions' => $directions, |
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]; |
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|
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$schema_array = apply_filters('cooked_schema_array', $schema_data, $rpost, $recipe); |
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|
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return $schema_array; |
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} |
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|
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} |
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|
