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| 1 | <?php |
| 2 | /** |
| 3 | * Utilities for the rating block. |
| 4 | * |
| 5 | * @since 8.0.0 |
| 6 | * |
| 7 | * @package automattic/jetpack |
| 8 | */ |
| 9 | |
| 10 | if ( ! function_exists( 'jetpack_rating_meta_get_symbol_low_fidelity' ) ) { |
| 11 | /** |
| 12 | * Returns the low fidelity symbol for the block. |
| 13 | * |
| 14 | * @return string |
| 15 | */ |
| 16 | function jetpack_rating_meta_get_symbol_low_fidelity() { |
| 17 | return '<span aria-hidden="true">⭐</span>'; |
| 18 | } |
| 19 | } |
| 20 | |
| 21 | if ( ! function_exists( 'jetpack_rating_star_get_symbol_high_fidelity' ) ) { |
| 22 | /** |
| 23 | * Return the high fidelity symbol for the block. |
| 24 | * |
| 25 | * @param string $classname_whole Name of the whole symbol class. |
| 26 | * @param string $classname_half Name of the half symbol class. |
| 27 | * @param string $color Color of the block. |
| 28 | * |
| 29 | * @return string |
| 30 | */ |
| 31 | function jetpack_rating_star_get_symbol_high_fidelity( $classname_whole, $classname_half, $color ) { |
| 32 | return <<<ELO |
| 33 | <span> |
| 34 | <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"> |
| 35 | <path class="{$classname_whole}" fill="{$color}" stroke="{$color}" d="M12,17.3l6.2,3.7l-1.6-7L22,9.2l-7.2-0.6L12,2L9.2,8.6L2,9.2L7.5,14l-1.6,7L12,17.3z" /> |
| 36 | </svg> |
| 37 | </span> |
| 38 | <span> |
| 39 | <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"> |
| 40 | <path class="{$classname_half}" fill="{$color}" stroke="{$color}" d="M12,17.3l6.2,3.7l-1.6-7L22,9.2l-7.2-0.6L12,2L9.2,8.6L2,9.2L7.5,14l-1.6,7L12,17.3z" /> |
| 41 | </svg> |
| 42 | </span> |
| 43 | ELO; |
| 44 | } |
| 45 | } |
| 46 | |
| 47 | if ( ! function_exists( 'jetpack_rating_meta_get_symbol_high_fidelity' ) ) { |
| 48 | /** |
| 49 | * Returns the high fidelity symbol for the block. |
| 50 | * |
| 51 | * @param array $attributes Array containing the block attributes. |
| 52 | * @param integer $pos Value to render whole and half symbols. |
| 53 | * @return string |
| 54 | */ |
| 55 | function jetpack_rating_meta_get_symbol_high_fidelity( $attributes, $pos ) { |
| 56 | $classname_whole = ( $attributes['rating'] >= ( $pos - 0.5 ) ) ? '' : 'is-rating-unfilled'; |
| 57 | $classname_half = ( $attributes['rating'] >= $pos ) ? '' : 'is-rating-unfilled'; |
| 58 | $color = empty( $attributes['color'] ) ? 'currentColor' : esc_attr( $attributes['color'] ); |
| 59 | |
| 60 | return jetpack_rating_star_get_symbol_high_fidelity( $classname_whole, $classname_half, $color ); |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | if ( ! function_exists( 'jetpack_rating_get_schema_for_symbol' ) ) { |
| 65 | /** |
| 66 | * Returns an itemprop and content for rating symbols |
| 67 | * |
| 68 | * @param integer $position the position of the symbol. |
| 69 | * @param integer $max_rating the maximum symbol score. |
| 70 | * |
| 71 | * @return string |
| 72 | */ |
| 73 | function jetpack_rating_get_schema_for_symbol( $position, $max_rating ) { |
| 74 | $schema = ''; |
| 75 | if ( 1 === $position ) { |
| 76 | $schema = 'itemprop="worstRating" content="0.5"'; |
| 77 | } elseif ( $max_rating === $position ) { |
| 78 | $schema = 'itemprop="bestRating" content="' . esc_attr( $max_rating ) . '"'; |
| 79 | } |
| 80 | return $schema; |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | if ( ! function_exists( 'jetpack_rating_meta_get_symbols' ) ) { |
| 85 | /** |
| 86 | * Returns the symbol for the block. |
| 87 | * |
| 88 | * @param array $attributes Array containing the block attributes. |
| 89 | * |
| 90 | * @return string |
| 91 | */ |
| 92 | function jetpack_rating_meta_get_symbols( $attributes ) { |
| 93 | // Output SVGs for high fidelity contexts, then color them according to rating. |
| 94 | // These are hidden by default, then unhid when CSS loads. |
| 95 | $symbols_hifi = array(); |
| 96 | for ( $pos = 1; $pos <= $attributes['maxRating']; $pos++ ) { |
| 97 | $symbols_hifi[] = '<span style="display: none;" ' . jetpack_rating_get_schema_for_symbol( $pos, $attributes['maxRating'] ) . '>' . jetpack_rating_meta_get_symbol_high_fidelity( $attributes, $pos ) . '</span>'; |
| 98 | } |
| 99 | |
| 100 | // Output fallback symbols for low fidelity contexts, like AMP, |
| 101 | // where CSS is not loaded so the high-fidelity symbols won't be rendered. |
| 102 | $symbols_lofi = ''; |
| 103 | for ( $i = 0; $i < $attributes['rating']; $i++ ) { |
| 104 | $symbols_lofi .= jetpack_rating_meta_get_symbol_low_fidelity(); |
| 105 | } |
| 106 | |
| 107 | return '<p>' . $symbols_lofi . '</p>' . implode( $symbols_hifi ); |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | if ( ! function_exists( 'jetpack_rating_meta_render_block' ) ) { |
| 112 | /** |
| 113 | * Dynamic rendering of the block. |
| 114 | * |
| 115 | * @param array $attributes Array containing the block attributes. |
| 116 | * |
| 117 | * @return string |
| 118 | */ |
| 119 | function jetpack_rating_meta_render_block( $attributes ) { |
| 120 | $classname = empty( $attributes['className'] ) ? '' : ' ' . $attributes['className']; |
| 121 | return sprintf( |
| 122 | '<div class="%1$s" style="text-align:%4$s" itemprop="reviewRating" itemscope itemtype="http://schema.org/Rating">%2$s%3$s</div>', |
| 123 | esc_attr( 'wp-block-jetpack-rating-' . $attributes['ratingStyle'] . $classname ), |
| 124 | jetpack_rating_meta_get_symbols( $attributes ), |
| 125 | // translators: %1$s is awarded rating score, %2$s is the best possible rating. |
| 126 | '<span itemprop="ratingValue" class="screen-reader-text" content="' . esc_attr( $attributes['rating'] ) . '">' . sprintf( __( 'Rating: %1$s out of %2$s.', 'jetpack' ), esc_attr( $attributes['rating'] ), esc_attr( $attributes['maxRating'] ) ) . '</span>', |
| 127 | ( isset( $attributes['align'] ) ) ? esc_attr( $attributes['align'] ) : '' |
| 128 | ); |
| 129 | } |
| 130 | } |