tasty-recipes-ratings-top.php

<?php

/**
 * Adds the Tasty Recipes ratings to the top of the post.
 *
 * @param string $content Existing post content.
 * @return string
 */
add_filter( 'the_content', function( $content ) {
	if ( ! class_exists( 'Tasty_Recipes' ) ) {
		return $content;
	}
	// Get all of the recipes that might be in the post.
	$recipe_ids = Tasty_Recipes::get_recipe_ids_from_content( $content );
	if ( ! empty( $recipe_ids ) ) {
		// Get the first recipe ID in the post and fetch its object.
		$recipe_id = array_shift( $recipe_ids );
		$recipe = Tasty_Recipes\Objects\Recipe::get_by_id( $recipe_id );
		if ( $recipe ) {
			// Fetch all total reviews, but only process if there's more than zero reviews.
			$total_reviews = $recipe->get_total_reviews();
			if ( $total_reviews ) {
				// Build the label and icon markup.
				$average_rating      = round( (float) $recipe->get_average_rating(), 1 );
				$recipe_rating_label = '<span class="rating-label">';
				$recipe_rating_label .= sprintf(
					// translators: Ratings from number of reviews.
					__( '%1$s from %2$s reviews', 'tasty-recipes' ),
					'<span class="average">' . $average_rating . '</span>',
					'<span class="count">' . (int) $total_reviews . '</span>'
				);
				$recipe_rating_label .= '</span>';
				$recipe_rating_icons = Tasty_Recipes\Ratings::get_rendered_rating( $average_rating );
				// Prepend the ratings markup to the post content.
				$content = '<p>' . $recipe_rating_icons . '</p><p>' . $recipe_rating_label . '</p>' . PHP_EOL . $content;
			}
		}
	}
	
	return $content;
});