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<?php
defined( 'ABSPATH' ) || die( 'Cheatin\' uh?' );
class SQ_Models_Services_OpenGraph extends SQ_Models_Abstract_Seo {
/**
* Facebook locales
*
* @var array
*/
const locales = [
'af_ZA', // Afrikaans.
'ak_GH', // Akan.
'am_ET', // Amharic.
'ar_AR', // Arabic.
'as_IN', // Assamese.
'ay_BO', // Aymara.
'az_AZ', // Azerbaijani.
'be_BY', // Belarusian.
'bg_BG', // Bulgarian.
'bp_IN', // Bhojpuri.
'bn_IN', // Bengali.
'br_FR', // Breton.
'bs_BA', // Bosnian.
'ca_ES', // Catalan.
'cb_IQ', // Sorani Kurdish.
'ck_US', // Cherokee.
'co_FR', // Corsican.
'cs_CZ', // Czech.
'cx_PH', // Cebuano.
'cy_GB', // Welsh.
'da_DK', // Danish.
'de_DE', // German.
'el_GR', // Greek.
'en_GB', // English (UK).
'en_PI', // English (Pirate).
'en_UD', // English (Upside Down).
'en_US', // English (US).
'em_ZM',
'eo_EO', // Esperanto.
'es_ES', // Spanish (Spain).
'es_LA', // Spanish.
'es_MX', // Spanish (Mexico).
'et_EE', // Estonian.
'eu_ES', // Basque.
'fa_IR', // Persian.
'fb_LT', // Leet Speak.
'ff_NG', // Fulah.
'fi_FI', // Finnish.
'fo_FO', // Faroese.
'fr_CA', // French (Canada).
'fr_FR', // French (France).
'fy_NL', // Frisian.
'ga_IE', // Irish.
'gl_ES', // Galician.
'gn_PY', // Guarani.
'gu_IN', // Gujarati.
'gx_GR', // Classical Greek.
'ha_NG', // Hausa.
'he_IL', // Hebrew.
'hi_IN', // Hindi.
'hr_HR', // Croatian.
'hu_HU', // Hungarian.
'ht_HT', // Haitian Creole.
'hy_AM', // Armenian.
'id_ID', // Indonesian.
'ig_NG', // Igbo.
'is_IS', // Icelandic.
'it_IT', // Italian.
'ik_US',
'iu_CA',
'ja_JP', // Japanese.
'ja_KS', // Japanese (Kansai).
'jv_ID', // Javanese.
'ka_GE', // Georgian.
'kk_KZ', // Kazakh.
'km_KH', // Khmer.
'kn_IN', // Kannada.
'ko_KR', // Korean.
'ks_IN', // Kashmiri.
'ku_TR', // Kurdish (Kurmanji).
'ky_KG', // Kyrgyz.
'la_VA', // Latin.
'lg_UG', // Ganda.
'li_NL', // Limburgish.
'ln_CD', // Lingala.
'lo_LA', // Lao.
'lt_LT', // Lithuanian.
'lv_LV', // Latvian.
'mg_MG', // Malagasy.
'mi_NZ', // Maori.
'mk_MK', // Macedonian.
'ml_IN', // Malayalam.
'mn_MN', // Mongolian.
'mr_IN', // Marathi.
'ms_MY', // Malay.
'mt_MT', // Maltese.
'my_MM', // Burmese.
'nb_NO', // Norwegian (bokmal).
'nd_ZW', // Ndebele.
'ne_NP', // Nepali.
'nl_BE', // Dutch (Belgie).
'nl_NL', // Dutch.
'nn_NO', // Norwegian (nynorsk).
'nr_ZA', // Southern Ndebele.
'ns_ZA', // Northern Sotho.
'ny_MW', // Chewa.
'om_ET', // Oromo.
'or_IN', // Oriya.
'pa_IN', // Punjabi.
'pl_PL', // Polish.
'ps_AF', // Pashto.
'pt_BR', // Portuguese (Brazil).
'pt_PT', // Portuguese (Portugal).
'qc_GT', // Quiché.
'qu_PE', // Quechua.
'qr_GR',
'qz_MM', // Burmese (Zawgyi).
'rm_CH', // Romansh.
'ro_RO', // Romanian.
'ru_RU', // Russian.
'rw_RW', // Kinyarwanda.
'sa_IN', // Sanskrit.
'sc_IT', // Sardinian.
'se_NO', // Northern Sami.
'si_LK', // Sinhala.
'su_ID', // Sundanese.
'sk_SK', // Slovak.
'sl_SI', // Slovenian.
'sn_ZW', // Shona.
'so_SO', // Somali.
'sq_AL', // Albanian.
'sr_RS', // Serbian.
'ss_SZ', // Swazi.
'st_ZA', // Southern Sotho.
'sv_SE', // Swedish.
'sw_KE', // Swahili.
'sy_SY', // Syriac.
'sz_PL', // Silesian.
'ta_IN', // Tamil.
'te_IN', // Telugu.
'tg_TJ', // Tajik.
'th_TH', // Thai.
'tk_TM', // Turkmen.
'tl_PH', // Filipino.
'tl_ST', // Klingon.
'tn_BW', // Tswana.
'tr_TR', // Turkish.
'ts_ZA', // Tsonga.
'tt_RU', // Tatar.
'tz_MA', // Tamazight.
'uk_UA', // Ukrainian.
'ur_PK', // Urdu.
'uz_UZ', // Uzbek.
've_ZA', // Venda.
'vi_VN', // Vietnamese.
'wo_SN', // Wolof.
'xh_ZA', // Xhosa.
'yi_DE', // Yiddish.
'yo_NG', // Yoruba.
'zh_CN', // Simplified Chinese (China).
'zh_HK', // Traditional Chinese (Hong Kong).
'zh_TW', // Traditional Chinese (Taiwan).
'zu_ZA', // Zulu.
'zz_TR', // Zazaki.
];
public function __construct() {
parent::__construct();
if ( isset( $this->_post->sq->doseo ) && $this->_post->sq->doseo ) {
if ( ! $this->_post->sq->do_og ) {
add_filter( 'sq_open_graph', array( $this, 'returnFalse' ) );
return;
}
add_filter( 'sq_locale', array( $this, 'setLocale' ) );
add_filter( 'sq_html_prefix', array( $this, 'addOGPrefix' ) );
add_filter( 'sq_open_graph', array( $this, 'generateOpenGraph' ) );
add_filter( 'sq_open_graph', array( $this, 'packOpenGraph' ), 99 );
} else {
add_filter( 'sq_open_graph', array( $this, 'returnFalse' ) );
}
}
public function addOGPrefix( $prefix = '' ) {
$prefix .= 'og: http://ogp.me/ns#';
if ( ! empty( $this->_post->socials->fb_admins ) || $this->_post->socials->fbadminapp <> '' ) {
$prefix .= ' fb: http://ogp.me/ns/fb#';
}
return $prefix;
}
public function generateOpenGraph( $og ) {
if ( ! $og ) {
$og = array();
}
if ( SQ_Classes_Helpers_Tools::getOption( 'sq_auto_facebook' ) ) {
if ( $this->_post->url <> '' ) {
$og['og:url'] = apply_filters( 'sq_canonical_url', urldecode( esc_url( $this->_post->url ) ) );
}
if ( $this->_post->sq->og_title <> '' ) {
$og['og:title'] = SQ_Classes_Helpers_Sanitize::clearTitle( $this->_post->sq->og_title );
} else {
$og['og:title'] = SQ_Classes_Helpers_Sanitize::clearTitle( $this->_post->sq->title );
if ( $og['og:title'] <> '' && strlen( $og['og:title'] ) > $this->_post->sq->og_title_maxlength ) {
$og['og:title'] = $this->truncate( $og['og:title'], 10, $this->_post->sq->og_title_maxlength );
}
}
if ( $this->_post->sq->og_description <> '' ) {
$og['og:description'] = SQ_Classes_Helpers_Sanitize::clearDescription( $this->_post->sq->og_description );
} else {
$og['og:description'] = SQ_Classes_Helpers_Sanitize::clearDescription( $this->_post->sq->description );
if ( $og['og:description'] <> '' && strlen( $og['og:description'] ) > $this->_post->sq->og_description_maxlength ) {
$og['og:description'] = $this->truncate( $og['og:description'], 10, $this->_post->sq->og_description_maxlength );
}
}
if ( $this->_post->sq->og_type <> '' ) {
if ( $this->_post->sq->og_type == 'newsarticle' ) {
$og['og:type'] = 'article';
} else {
$og['og:type'] = $this->_post->sq->og_type;
}
} else {
$og['og:type'] = 'website';
}
if ( $this->_post->sq->og_media <> '' ) {
$og['og:image'] = $this->_post->sq->og_media;
$og['og:image:width'] = '500';
$imagetype = $this->getImageType( $this->_post->sq->og_media );
if ( $imagetype ) {
$og['og:image:type'] = $imagetype;
}
if ( $og['og:type'] == 'video' ) {
$this->_setMedia( $og );
}
} else {
$this->_setMedia( $og );
}
//Get the default global image for Open Graph
if ( SQ_Classes_Helpers_Tools::getOption( 'sq_og_image' ) ) {
if ( ! isset( $og['og:image'] ) ) {
$og['og:image'] = SQ_Classes_Helpers_Tools::getOption( 'sq_og_image' );
$og['og:image:width'] = '500';
$imagetype = $this->getImageType( SQ_Classes_Helpers_Tools::getOption( 'sq_og_image' ) );
if ( $imagetype ) {
$og['og:image:type'] = $imagetype;
}
}
}
$og['og:site_name'] = get_bloginfo( 'title' );
$og['og:locale'] = apply_filters( 'sq_locale', get_locale() );
if ( $this->_post->socials->fbadminapp <> '' ) {
$og['fb:app_id'] = $this->_post->socials->fbadminapp;
}
if ( ! empty( $this->_post->socials->fb_admins ) ) {
foreach ( $this->_post->socials->fb_admins as $admin ) {
if ( isset( $admin->id ) ) {
$og['fb:admins'][] = $admin->id;
}
}
}
if ( $this->_post->sq->og_type == 'article' ) {
if ( isset( $this->_post->post_date ) && $this->_post->post_date <> '' ) {
$og['og:publish_date'] = date( "c", strtotime( $this->_post->post_date ) );
$og['article:published_time'] = date( "c", strtotime( $this->_post->post_date ) );
}
if ( isset( $this->_post->post_modified ) && $this->_post->post_modified <> '' ) {
$og['article:modified_time'] = date( "c", strtotime( $this->_post->post_modified ) );
}
if ( isset( $this->_post->category ) && $this->_post->category <> '' ) {
$og['article:section'] = $this->_post->category;
} else {
$category = get_the_category( $this->_post->ID );
if ( ! empty( $category ) && $category[0]->cat_name <> 'Uncategorized' ) {
$og['article:section'] = $category[0]->cat_name;
}
}
if ( SQ_Classes_Helpers_Tools::getOption( 'sq_jsonld_global_person' ) ) {
$jsonld = SQ_Classes_Helpers_Tools::getOption( 'sq_jsonld' );
if ( isset( $jsonld['Person']['name'] ) && $jsonld['Person']['name'] <> '' ) {
$og['article:author'] = $jsonld['Person']['name'];
}
} elseif ( (int) $this->_post->post_author > 0 ) {
$author = get_user_by( 'ID', (int) $this->_post->post_author );
if ( isset( $author->display_name ) ) {
$og['article:author'] = $author->display_name;
}
}
if ( $this->_post->sq->keywords <> '' ) {
$keywords = explode( ',', $this->_post->sq->keywords );
}
if ( ! empty( $keywords ) ) {
foreach ( $keywords as $keyword ) {
$og['article:tag'][] = $keyword;
}
}
if ( SQ_Classes_Helpers_Tools::getOption( 'sq_keywordtag' ) ) {
$posttags = get_the_tags( $this->_post->post_id );
if ( ! empty( $posttags ) ) {
foreach ( $posttags as $tag ) {
$og['article:tag'][] = $tag->name;
}
}
}
} elseif ( $this->_post->post_type == 'profile' && $this->_post->post_author <> '' ) {
if ( strpos( $this->_post->post_author, " " ) !== false ) {
$author = explode( " ", $this->_post->post_author );
} else {
$author = array( $this->_post->post_author );
}
$og['profile:first_name'] = $author[0];
if ( isset( $author[1] ) ) {
$og['profile:last_name'] = $author[1];
}
} elseif ( $this->_post->post_type === 'product' ) {
if ( $this->_post->category <> '' ) {
$og['product:category'] = $this->_post->category;
}
if ( (int) $this->_post->sq->primary_category > 0 ) {
$category = get_term( (int) $this->_post->sq->primary_category, 'product_cat' );
if ( isset( $category->name ) && $category->name <> '' ) {
$og['product:category'] = $category->name;
}
}
global $product;
if ( class_exists( 'WC_Product' ) && $product instanceof WC_Product ) {
$currency = 'USD';
$regular_price = $sale_price = $price = $sales_price_from = $sales_price_to = 0;
//Product ID
$og['product:retailer_item_id'] = ( method_exists( $product, 'get_sku' ) ) ? ( $product->get_sku() <> '' ? $product->get_sku() : '' ) : '';
//Product Brand
$sq_woocommerce = get_post_meta( $this->_post->ID, '_sq_woocommerce', true );
if ( isset( $sq_woocommerce['brand'] ) && $sq_woocommerce['brand'] <> '' ) {
$og['brand'] = $sq_woocommerce['brand'];
}
if ( method_exists( $product, 'is_on_backorder' ) && $product->is_on_backorder() ) {
$og['product:availability'] = __( 'On backorder', 'woocommerce' );
} elseif ( method_exists( $product, 'is_in_stock' ) && $product->is_in_stock() ) {
$og['product:availability'] = __( 'In stock', 'woocommerce' );
} else {
$og['product:availability'] = __( 'Out of stock', 'woocommerce' );
}
if ( method_exists( $product, 'get_regular_price' ) ) {
$regular_price = $product->get_regular_price();
}
if ( method_exists( $product, 'get_sale_price' ) ) {
$sale_price = $product->get_sale_price();
if ( $sale_price > 0 && method_exists( $product, 'get_date_on_sale_from' ) && method_exists( $product, 'get_date_on_sale_to' ) ) {
$sales_price_from = $product->get_date_on_sale_from();
$sales_price_to = $product->get_date_on_sale_to();
if ( is_a( $sales_price_from, 'WC_DateTime' ) && method_exists( $sales_price_from, 'getTimestamp' ) ) {
$sales_price_from = $sales_price_from->getTimestamp();
}
if ( is_a( $sales_price_to, 'WC_DateTime' ) && method_exists( $sales_price_to, 'getTimestamp' ) ) {
$sales_price_to = $sales_price_to->getTimestamp();
}
}
}
if ( method_exists( $product, 'get_price' ) ) {
$price = $product->get_price();
}
if ( function_exists( 'get_woocommerce_currency' ) ) {
$currency = get_woocommerce_currency();
}
if ( $regular_price > 0 && $regular_price <> $price ) {
//Get the price with VAT if exists
if ( function_exists( 'wc_get_price_including_tax' ) && function_exists( 'wc_tax_enabled' ) ) {
if ( wc_tax_enabled() && ! wc_prices_include_tax() && 'incl' === get_option( 'woocommerce_tax_display_shop' ) ) {
$regular_price = wc_get_price_including_tax( $product, array( 'price' => $regular_price ) );
}
}
$og['product:original_price:amount'] = wc_format_decimal( $regular_price, wc_get_price_decimals() );
$og['product:original_price:currency'] = $currency;
}
if ( $price > 0 ) {
//Get the price with VAT if exists
if ( function_exists( 'wc_get_price_including_tax' ) && function_exists( 'wc_tax_enabled' ) ) {
if ( wc_tax_enabled() && ! wc_prices_include_tax() && 'incl' === get_option( 'woocommerce_tax_display_shop' ) ) {
$price = wc_get_price_including_tax( $product, array( 'price' => $price ) );
}
}
$og['product:price:amount'] = wc_format_decimal( $price, wc_get_price_decimals() );
$og['product:price:currency'] = $currency;
}
if ( $sale_price > 0 ) {
//Get the price with VAT if exists
if ( function_exists( 'wc_get_price_including_tax' ) && function_exists( 'wc_tax_enabled' ) ) {
if ( wc_tax_enabled() && ! wc_prices_include_tax() && 'incl' === get_option( 'woocommerce_tax_display_shop' ) ) {
$sale_price = wc_get_price_including_tax( $product, array( 'price' => $sale_price ) );
}
}
$og['product:sale_price:amount'] = wc_format_decimal( $sale_price, wc_get_price_decimals() );
$og['product:sale_price:currency'] = $currency;
if ( $sales_price_from > 0 ) {
$og['product:sale_price:start'] = date( "Y-m-d", $sales_price_from );
}
if ( $sales_price_to ) {
$og['product:sale_price:end'] = date( "Y-m-d", $sales_price_to );
}
}
}
}
}
return $og;
}
protected function _setMedia( &$og ) {
if ( $og['og:type'] == 'video' ) {
if ( $videos = $this->getPostVideos() ) {
if ( ! empty( $videos ) ) {
$video = current( $videos );
if ( $video['src'] <> '' ) {
$video['src'] = preg_replace( '/(?:http(?:s)?:\/\/)?(?:www\.)?(?:youtu\.be\/|youtube\.com\/(?:(?:watch)?\?(?:.*&)?v(?:i)?=|(?:embed|v|vi|user)\/))([^\?&\"\'>\s]+)/si', "https://www.youtube.com/v/$1", $video['src'] );
$og['og:video'] = $video['src'];
$og['og:video:url'] = $video['src'];
$og['og:video:secure_url'] = $video['src'];
$og['og:video:type'] = ( ( strpos( $video['src'], 'mp4' ) !== false ) ? 'video/mp4' : 'application/x-shockwave-flash' );
$og['og:video:width'] = '640';
$og['og:video:height'] = '360';
if ( isset( $video['thumbnail'] ) && $video['thumbnail'] <> '' ) {
$og['og:image'] = $video['thumbnail'];
}
}
}
}
} else {
$images = $this->getPostImages();
if ( ! empty( $images ) ) {
$image = current( $images );
if ( isset( $image['src'] ) ) {
$og['og:image'] = $image['src'];
if ( isset( $image['width'] ) ) {
$og['og:image:width'] = $image['width'];
}
if ( isset( $image['height'] ) ) {
$og['og:image:height'] = $image['height'];
}
$imagetype = $this->getImageType( $image['src'] );
if ( $imagetype ) {
$og['og:image:type'] = $imagetype;
}
}
}
}
}
/**
* Sanitize locale.
*
* @param string $locale
*
* @return string
*/
public function sanitize( $locale ) {
$fix_locales = array(
'ca' => 'ca_ES',
'en' => 'en_US',
'el' => 'el_GR',
'et' => 'et_EE',
'ja' => 'ja_JP',
'sq' => 'sq_AL',
'uk' => 'uk_UA',
'vi' => 'vi_VN',
'zh' => 'zh_CN',
'te' => 'te_IN',
'ur' => 'ur_PK',
'cy' => 'cy_GB',
'eu' => 'eu_ES',
'th' => 'th_TH',
'af' => 'af_ZA',
'hy' => 'hy_AM',
'gu' => 'gu_IN',
'kn' => 'kn_IN',
'mr' => 'mr_IN',
'kk' => 'kk_KZ',
'lv' => 'lv_LV',
'sw' => 'sw_KE',
'tl' => 'tl_PH',
'ps' => 'ps_AF',
'as' => 'as_IN',
);
if ( isset( $fix_locales[ $locale ] ) ) {
$locale = $fix_locales[ $locale ];
}
// Convert locales like "es" to "es_ES", in case that works for the given locale (sometimes it does).
if ( 2 === strlen( $locale ) ) {
$locale = strtolower( $locale ) . '_' . strtoupper( $locale );
}
return $locale;
}
/**
* Validate FB .
*
* @param string $locale .
*
* @return string
*/
public function validate( $locale ) {
if ( in_array( $locale, self::locales, true ) ) {
return $locale;
}
$locale = strtolower( substr( $locale, 0, 2 ) ) . '_' . strtoupper( substr( $locale, 0, 2 ) );
return in_array( $locale, self::locales, true ) ? $locale : SQ_Classes_Helpers_Tools::getOption( 'sq_og_locale' );
}
/**
* Set local meta for FB
*
* @param $locale
*
* @return string
*/
public function setLocale( $locale ) {
//if WPML is installed, get the local language
if ( function_exists( 'wpml_get_language_information' ) && (int) $this->_post->ID > 0 ) {
if ( $language = wpml_get_language_information( (int) $this->_post->ID ) ) {
if ( ! is_wp_error( $language ) && isset( $language['locale'] ) ) {
if ( $locale <> 'en' ) {
$locale = $language['locale'];
}
}
}
}
if ( function_exists( 'weglot_get_current_language' ) ) {
$locale = weglot_get_current_language();
}
$locale = $this->sanitize( $locale );
return $this->validate( $locale );
}
/**
* Pack the OpenGraph to meta format
*
* @param array $og
*
* @return bool|string
*/
public function packOpenGraph( $og = array() ) {
if ( ! empty( $og ) ) {
foreach ( $og as $key => &$value ) {
if ( is_array( $value ) ) {
$str = '';
foreach ( $value as $subvalue ) {
$str .= '<meta property="' . $key . '" content="' . $subvalue . '" />' . ( ( count( (array) $value ) > 1 ) ? "\n" : '' );
}
$value = $str;
} else {
$value = '<meta property="' . $key . '" content="' . $value . '" />';
}
}
return "\n" . join( "\n", array_values( $og ) );
}
return false;
}
}