headings already in the content. * * @param string $html HTML. * @return int */ function genscore_h2_count( $html ) { return (int) preg_match_all( '#]#i', (string) $html ); } /** * Paragraphs that are only a short line in bold: the page's own headings, * written as text instead of as headings. * * @param string $html HTML. * @return string[] Their text. */ function genscore_bold_lines( $html ) { $out = array(); if ( preg_match_all( '#]*>\s*<(strong|b)>([^<]{3,80})\s*:?\s*

#i', (string) $html, $m ) ) { foreach ( $m[2] as $t ) { $t = trim( html_entity_decode( $t, ENT_QUOTES, 'UTF-8' ) ); if ( '' !== $t && ! preg_match( '/[.,;]$/u', $t ) && ! in_array( $t, $out, true ) ) { $out[] = $t; } } } return array_slice( $out, 0, GENSCORE_H2_MAX ); } /** * Cleans typed headings: one per line, 2 to 80 characters, as many as the * page needs to reach two. * * @param string $value Text. * @param int $id Post id. * @return string|null */ function genscore_clean_h2( $value, $id ) { $lines = array(); foreach ( preg_split( '/\r\n|\r|\n/', (string) $value ) as $l ) { $l = sanitize_text_field( $l ); if ( mb_strlen( $l ) >= 2 && ! in_array( $l, $lines, true ) ) { $lines[] = mb_substr( $l, 0, 80 ); } } $lines = array_slice( $lines, 0, GENSCORE_H2_MAX ); $need = max( 1, 2 - genscore_h2_count( genscore_raw_content( $id ) ) ); return count( $lines ) >= $need ? implode( "\n", $lines ) : null; } /** * Serves the stored headings: a bold line with the same text becomes an *

; the rest go before paragraphs spread through the page. * * @param string $html Content. * @param string $value Stored headings, one per line. * @return string */ function genscore_apply_h2( $html, $value ) { $lines = array_values( array_filter( array_map( 'trim', explode( "\n", (string) $value ) ) ) ); $rest = array(); foreach ( $lines as $l ) { $re = '#]*>\s*<(strong|b)>\s*' . preg_quote( esc_html( $l ), '#' ) . '\s*\s*:?\s*

#iu'; $new = preg_replace( $re, '

' . esc_html( $l ) . '

', $html, 1, $n ); $html = null === $new ? $html : $new; if ( ! $n ) { $rest[] = $l; } } if ( ! $rest ) { return $html; } preg_match_all( '#]#i', $html, $m, PREG_OFFSET_CAPTURE ); $starts = wp_list_pluck( $m[0], 1 ); $p = count( $starts ); $n = count( $rest ); if ( $p < 2 ) { // Too little text to place headings inside it: they go at the end, never invented between words. foreach ( $rest as $l ) { $html .= '

' . esc_html( $l ) . '

'; } return $html; } $at = array(); for ( $k = 0; $k < $n; $k++ ) { $at[] = max( 1, min( $p - 1, (int) floor( ( $k + 1 ) * $p / ( $n + 1 ) ) ) ); } for ( $k = $n - 1; $k >= 0; $k-- ) { $pos = $starts[ $at[ $k ] ]; $html = substr( $html, 0, $pos ) . '

' . esc_html( $rest[ $k ] ) . '

' . substr( $html, $pos ); } return $html; } /* ------------------------------------------------------------------ */ /* Shipping, ratings and identifiers */ /* ------------------------------------------------------------------ */ /** * What WooCommerce knows about shipping to the store's own country: the flat * rate cost and the free-shipping threshold of the zone that covers it. * * @return array{country: string, cost: string, free: string} */ function genscore_wc_shipping_defaults() { $out = array( 'country' => 'ES', 'cost' => '', 'free' => '' ); if ( ! function_exists( 'WC' ) || ! class_exists( 'WC_Shipping_Zones' ) ) { return $out; } $country = WC()->countries ? (string) WC()->countries->get_base_country() : ''; if ( preg_match( '/^[A-Z]{2}$/', $country ) ) { $out['country'] = $country; } $methods = array(); foreach ( WC_Shipping_Zones::get_zones() as $zone ) { foreach ( (array) ( $zone['zone_locations'] ?? array() ) as $loc ) { if ( isset( $loc->type, $loc->code ) && ( ( 'country' === $loc->type && $loc->code === $out['country'] ) || ( 'state' === $loc->type && 0 === strpos( $loc->code, $out['country'] . ':' ) ) ) ) { $methods = (array) ( $zone['shipping_methods'] ?? array() ); break 2; } } } if ( ! $methods && class_exists( 'WC_Shipping_Zone' ) ) { $rest = new WC_Shipping_Zone( 0 ); $methods = $rest->get_shipping_methods( true ); } foreach ( $methods as $m ) { if ( ! is_object( $m ) || ( isset( $m->enabled ) && 'yes' !== $m->enabled ) ) { continue; } if ( 'flat_rate' === $m->id && '' === $out['cost'] ) { $cost = trim( (string) $m->get_option( 'cost' ) ); // A formula ([qty] * 2) has no single cost: the person writes it. if ( is_numeric( str_replace( ',', '.', $cost ) ) ) { $out['cost'] = (string) (float) str_replace( ',', '.', $cost ); } } if ( 'free_shipping' === $m->id && '' === $out['free'] ) { $min = trim( (string) $m->get_option( 'min_amount' ) ); $out['free'] = is_numeric( str_replace( ',', '.', $min ) ) ? (string) (float) str_replace( ',', '.', $min ) : '0'; } } return $out; } /** * The shipping settings in use: what the person saved, or WooCommerce's. * * @return array */ function genscore_shipping_settings() { $saved = get_option( GENSCORE_SHIPPING_OPTION, array() ); if ( is_array( $saved ) && isset( $saved['country'], $saved['cost'] ) ) { return $saved; } return array_merge( genscore_wc_shipping_defaults(), array( 'hmin' => 0, 'hmax' => 1, 'tmin' => 1, 'tmax' => 3 ) ); } /** * Cleans the shipping settings sent by the screen. * * @param array $raw Raw values. * @return array|null */ function genscore_clean_shipping( $raw ) { $num = function ( $v ) { $v = str_replace( ',', '.', trim( (string) $v ) ); return '' === $v ? '' : ( is_numeric( $v ) && (float) $v >= 0 && (float) $v < 100000 ? (string) round( (float) $v, 2 ) : null ); }; $country = strtoupper( sanitize_key( (string) ( $raw['country'] ?? '' ) ) ); $cost = $num( $raw['cost'] ?? '' ); $free = $num( $raw['free'] ?? '' ); $days = array(); foreach ( array( 'hmin', 'hmax', 'tmin', 'tmax' ) as $k ) { $days[ $k ] = isset( $raw[ $k ] ) && '' !== (string) $raw[ $k ] ? absint( $raw[ $k ] ) : -1; } if ( ! preg_match( '/^[A-Z]{2}$/', $country ) || null === $cost || '' === $cost || null === $free ) { return null; } if ( min( $days ) < 0 || max( $days ) > 60 || $days['hmin'] > $days['hmax'] || $days['tmin'] > $days['tmax'] ) { return null; } return array_merge( array( 'country' => $country, 'cost' => $cost, 'free' => $free ), $days ); } /** * OfferShippingDetails for one product at today's price. * * @param int $id Product id. * @return array|null */ function genscore_shipping_details( $id ) { $s = get_option( GENSCORE_SHIPPING_OPTION, array() ); $product = function_exists( 'wc_get_product' ) ? wc_get_product( $id ) : null; if ( ! is_array( $s ) || ! isset( $s['cost'], $s['country'] ) || ! $product || $product->is_virtual() ) { return null; } $rate = (float) $s['cost']; if ( '' !== (string) $s['free'] && '' !== (string) $product->get_price() && (float) $product->get_price() >= (float) $s['free'] ) { $rate = 0.0; } $q = function ( $min, $max ) { return array( '@type' => 'QuantitativeValue', 'minValue' => (int) $min, 'maxValue' => (int) $max, 'unitCode' => 'DAY' ); }; return array( '@type' => 'OfferShippingDetails', 'shippingRate' => array( '@type' => 'MonetaryAmount', 'value' => $rate, 'currency' => get_woocommerce_currency() ), 'shippingDestination' => array( '@type' => 'DefinedRegion', 'addressCountry' => $s['country'] ), 'deliveryTime' => array( '@type' => 'ShippingDeliveryTime', 'handlingTime' => $q( $s['hmin'], $s['hmax'] ), 'transitTime' => $q( $s['tmin'], $s['tmax'] ), ), ); } /** * Adds a value to every offer of a Product block. * * @param array $data Product data. * @param string $key Offer key. * @param mixed $value Value. * @return array */ function genscore_offer_set( $data, $key, $value ) { if ( ! isset( $data['offers'] ) || ! is_array( $data['offers'] ) ) { return $data; } if ( array_values( $data['offers'] ) === $data['offers'] ) { foreach ( $data['offers'] as $i => $offer ) { if ( is_array( $offer ) ) { $data['offers'][ $i ][ $key ] = $value; } } } else { $data['offers'][ $key ] = $value; } return $data; } /** * The product's real rating, or null without reviews. * * @param int $id Product id. * @return array|null */ function genscore_rating_data( $id ) { $product = function_exists( 'wc_get_product' ) ? wc_get_product( $id ) : null; if ( ! $product || (int) $product->get_review_count() < 1 || (float) $product->get_average_rating() <= 0 ) { return null; } return array( '@type' => 'AggregateRating', 'ratingValue' => round( (float) $product->get_average_rating(), 2 ), 'reviewCount' => (int) $product->get_review_count(), 'bestRating' => 5, 'worstRating' => 1, ); } /** * The identifier WooCommerce already has for a product (its GTIN field, 9.2+). * * @param int $id Product id. * @return string */ function genscore_wc_gtin( $id ) { $product = function_exists( 'wc_get_product' ) ? wc_get_product( $id ) : null; return $product && method_exists( $product, 'get_global_unique_id' ) ? (string) $product->get_global_unique_id() : ''; } /** * A valid GTIN (8, 12, 13 or 14 digits with a correct check digit), or null. * * @param string $value Typed value. * @return string|null */ function genscore_clean_gtin( $value ) { $d = preg_replace( '/[\s-]/', '', (string) $value ); if ( ! preg_match( '/^(\d{8}|\d{12,14})$/', $d ) ) { return null; } $sum = 0; $digits = strrev( substr( $d, 0, -1 ) ); for ( $i = 0, $n = strlen( $digits ); $i < $n; $i++ ) { $sum += (int) $digits[ $i ] * ( 0 === $i % 2 ? 3 : 1 ); } return ( 10 - $sum % 10 ) % 10 === (int) substr( $d, -1 ) ? $d : null; } /** * Shipping, rating and identifier, added to a product's block when published. * * @param array $data Product data. * @param int $id Product id. * @return array */ function genscore_with_more( $data, $id ) { if ( genscore_fix_get( $id, 'shipping' ) ) { $ship = genscore_shipping_details( $id ); if ( $ship ) { $data = genscore_offer_set( $data, 'shippingDetails', $ship ); } } if ( genscore_fix_get( $id, 'rating' ) && empty( $data['aggregateRating'] ) ) { $rating = genscore_rating_data( $id ); if ( $rating ) { $data['aggregateRating'] = $rating; } } $gtin = genscore_fix_get( $id, 'gtin' ); $gtin = '' !== $gtin ? $gtin : genscore_wc_gtin( $id ); if ( '' !== $gtin && empty( $data['gtin'] ) ) { $data['gtin'] = $gtin; } return genscore_with_cancel( $data, $id ); } /* ------------------------------------------------------------------ */ /* Questions answered on the page */ /* ------------------------------------------------------------------ */ /** * Cleans the questions and answers the person wrote: every pair needs both. * * @param string $value JSON [{q, a}]. * @return string|null */ function genscore_clean_faq( $value ) { $rows = json_decode( (string) $value, true ); if ( ! is_array( $rows ) ) { return null; } $out = array(); foreach ( array_slice( $rows, 0, GENSCORE_FAQ_MAX ) as $r ) { $q = is_array( $r ) ? sanitize_text_field( (string) ( $r['q'] ?? '' ) ) : ''; $a = is_array( $r ) ? sanitize_textarea_field( (string) ( $r['a'] ?? '' ) ) : ''; if ( '' !== $q && genscore_word_count( $a ) >= 5 ) { $out[] = array( 'q' => mb_substr( $q, 0, 200 ), 'a' => mb_substr( $a, 0, 1500 ) ); } } return $out ? wp_json_encode( $out, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES ) : null; } /** * The stored pairs of a page. * * @param int $id Post id. * @return array[] */ function genscore_faq_pairs( $id ) { $rows = json_decode( genscore_fix_get( $id, 'faq' ), true ); return is_array( $rows ) ? $rows : array(); } /* ------------------------------------------------------------------ */ /* Status, proposal and note for the list */ /* ------------------------------------------------------------------ */ /** * ready, has, na or missing for one of these kinds. * * @param string $kind Kind. * @param int $id Post id, or 0. * @return string */ function genscore_more_status( $kind, $id ) { $now = genscore_fix_get( $id, $kind ); switch ( $kind ) { case 'h2': return '' !== $now || genscore_h2_count( genscore_raw_content( $id ) ) >= 2 ? 'has' : 'ready'; case 'h1': return '' === $now && preg_match( '#]#i', genscore_raw_content( $id ) ) ? 'ready' : 'has'; case 'og': case 'hreflang': case 'shipping': if ( 'shipping' === $kind ) { $p = function_exists( 'wc_get_product' ) ? wc_get_product( $id ) : null; if ( $p && $p->is_virtual() ) { return 'na'; } } return '' !== $now ? 'has' : 'ready'; case 'rating': if ( '' !== $now ) { return 'has'; } return genscore_rating_data( $id ) ? 'ready' : 'na'; case 'gtin': return '' !== $now || '' !== genscore_wc_gtin( $id ) ? 'has' : 'ready'; case 'faq': return '' !== $now ? 'has' : 'ready'; } return 'ready'; } /** * The text the person reviews for one of these kinds. * * @param string $kind Kind. * @param int $id Post id, or 0. * @return string|null */ function genscore_more_propose( $kind, $id ) { switch ( $kind ) { case 'h2': $lines = genscore_bold_lines( genscore_raw_content( $id ) ); return count( $lines ) + genscore_h2_count( genscore_raw_content( $id ) ) >= 2 ? implode( "\n", $lines ) : null; case 'h1': if ( ! preg_match_all( '#]*>(.*?)

#is', genscore_raw_content( $id ), $m ) ) { return null; } return implode( "\n", array_map( 'genscore_plain_text', $m[1] ) ); case 'og': return 0 === $id ? trim( html_entity_decode( get_bloginfo( 'name' ), ENT_QUOTES, 'UTF-8' ) ) : genscore_post_title( $id ); case 'hreflang': return 'hreflang="' . get_bloginfo( 'language' ) . '" y x-default → ' . genscore_page_url( $id ); case 'shipping': return '1'; // The settings above the list say what is published. case 'rating': $r = genscore_rating_data( $id ); /* translators: 1: average rating, 2: number of reviews. */ return $r ? sprintf( __( '%1$s de 5 · %2$d reseñas', 'genscore' ), number_format_i18n( $r['ratingValue'], 1 ), $r['reviewCount'] ) : null; case 'gtin': case 'faq': return null; // The person writes it. } return null; } /** * Whether one of these kinds has what it needs on a page. * * @param string $kind Kind. * @param int $id Post id, or 0. * @return bool */ function genscore_more_has_data( $kind, $id ) { if ( in_array( $kind, array( 'h2', 'gtin', 'faq' ), true ) ) { return null !== genscore_more_propose( $kind, $id ); // Without a proposal the person has to write it first. } if ( 'rating' === $kind ) { return null !== genscore_rating_data( $id ); } return true; } /** * Why a page has no proposal. * * @param string $kind Kind. * @return string */ function genscore_more_missing_note( $kind ) { if ( 'rating' === $kind ) { return __( 'Sin reseñas', 'genscore' ); } return __( 'Sin datos', 'genscore' ); } /** * Cleans a typed value of one of these kinds. * * @param string $kind Kind. * @param string $value Value. * @param int $id Post id. * @return string|null */ function genscore_more_clean( $kind, $value, $id ) { switch ( $kind ) { case 'h2': return genscore_clean_h2( $value, $id ); case 'og': $v = sanitize_text_field( $value ); return '' !== $v ? mb_substr( $v, 0, 95 ) : null; case 'gtin': return genscore_clean_gtin( $value ); case 'faq': return genscore_clean_faq( $value ); } return null; // h1, hreflang, shipping and rating are not typed. } /* ------------------------------------------------------------------ */ /* Front end */ /* ------------------------------------------------------------------ */ /** * Headings, a single

and the questions, served over the content. The * content stored in the post does not change. * * @param string $content Content. * @return string */ function genscore_more_content( $content ) { if ( ! is_singular() || ! in_the_loop() || ! is_main_query() ) { return $content; } $id = (int) get_the_ID(); if ( ! $id || $id !== (int) get_queried_object_id() ) { return $content; } if ( genscore_fix_get( $id, 'h1' ) ) { $content = preg_replace( array( '#)#i', '#

#i' ), array( '' ), $content ); } $h2 = genscore_fix_get( $id, 'h2' ); if ( '' !== $h2 ) { $content = genscore_apply_h2( $content, $h2 ); } $pairs = genscore_faq_pairs( $id ); if ( $pairs ) { $out = '

' . esc_html__( 'Preguntas frecuentes', 'genscore' ) . '

'; foreach ( $pairs as $p ) { $out .= '

' . esc_html( $p['q'] ) . '

' . wpautop( esc_html( $p['a'] ) ); } $content .= $out . '

'; } return $content; } add_filter( 'the_content', 'genscore_more_content', 20 ); /** * The best image for a page: its featured image, the product's, or the site icon. * * @param int $id Post id, or 0. * @return string */ function genscore_page_image( $id ) { $img = $id ? get_the_post_thumbnail_url( $id, 'large' ) : ''; if ( ! $img && $id && function_exists( 'get_custom_logo' ) && has_custom_logo() ) { $img = wp_get_attachment_image_url( (int) get_theme_mod( 'custom_logo' ), 'full' ); } if ( ! $img ) { $img = get_site_icon_url( 512 ); } return $img ? (string) $img : ''; } /** * The description Open Graph uses: the one GenScore published, the excerpt, * or the start of the page, in up to 200 characters. Runs on the front end. * * @param int $id Post id, or 0. * @return string */ function genscore_og_description( $id ) { $t = genscore_fix_get( $id, 'desc' ); if ( '' === $t ) { $post = $id ? get_post( $id ) : null; $t = $post ? ( '' !== trim( $post->post_excerpt ) ? $post->post_excerpt : wp_trim_words( genscore_plain_text( $post->post_content ), 35, '…' ) ) : get_bloginfo( 'description' ); } $t = trim( preg_replace( '/\s+/u', ' ', html_entity_decode( wp_strip_all_tags( strip_shortcodes( (string) $t ) ), ENT_QUOTES, 'UTF-8' ) ) ); return mb_strlen( $t ) > 200 ? rtrim( mb_substr( $t, 0, 199 ) ) . '…' : $t; } /** * Open Graph, hreflang and the questions' FAQPage in . */ function genscore_more_head() { $id = genscore_fix_current_id(); if ( null === $id ) { return; } $url = 0 === $id ? home_url( '/' ) : (string) get_permalink( $id ); if ( is_singular() && $id ) { $canon = wp_get_canonical_url( $id ); $url = $canon ? $canon : $url; } $og = genscore_fix_get( $id, 'og' ); if ( '' !== $og && ! genscore_seo_plugin() ) { $type = $id && 'post' === get_post_type( $id ) ? 'article' : ( $id && 'product' === get_post_type( $id ) ? 'product' : 'website' ); $tags = array( 'og:type' => $type, 'og:title' => $og, 'og:description' => genscore_og_description( $id ), 'og:url' => $url, 'og:image' => genscore_page_image( $id ), 'og:site_name' => html_entity_decode( get_bloginfo( 'name' ), ENT_QUOTES, 'UTF-8' ), 'og:locale' => get_locale(), ); foreach ( $tags as $p => $v ) { if ( '' !== (string) $v ) { echo '' . "\n"; } } echo '' . "\n"; } if ( genscore_fix_get( $id, 'hreflang' ) && ! genscore_multilingual_plugin() ) { echo '' . "\n"; echo '' . "\n"; } $pairs = $id ? genscore_faq_pairs( $id ) : array(); if ( $pairs && ! genscore_seo_prints_schema() ) { $main = array(); foreach ( $pairs as $p ) { $main[] = array( '@type' => 'Question', 'name' => $p['q'], 'acceptedAnswer' => array( '@type' => 'Answer', 'text' => $p['a'] ) ); } genscore_print_jsonld( array( '@context' => 'https://schema.org', '@type' => 'FAQPage', 'url' => $url, 'mainEntity' => $main ) ); } } add_action( 'wp_head', 'genscore_more_head', 6 );