File: /var/www/html/ielts-store/wp-content/plugins/facebook-for-woocommerce/includes/fbutils.php
<?php
/**
* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved
*
* This source code is licensed under the license found in the
* LICENSE file in the root directory of this source tree.
*
* @package FacebookCommerce
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
use SkyVerge\WooCommerce\Facebook\Events\Normalizer;
if ( ! class_exists( 'WC_Facebookcommerce_Utils' ) ) :
/**
* FB Graph API helper functions
*/
class WC_Facebookcommerce_Utils {
const FB_RETAILER_ID_PREFIX = 'wc_post_id_';
const PLUGIN_VERSION = \WC_Facebookcommerce::VERSION; // TODO: remove this in v2.0.0 {CW 2020-02-06}
// TODO: this constant is no longer used and can probably be removed {WV 2020-01-21}
const FB_VARIANT_IMAGE = 'fb_image';
const FB_VARIANT_SIZE = 'size';
const FB_VARIANT_COLOR = 'color';
const FB_VARIANT_COLOUR = 'colour';
const FB_VARIANT_PATTERN = 'pattern';
const FB_VARIANT_GENDER = 'gender';
public static $ems = null;
public static $fbgraph = null;
public static $store_name = null;
public static $validGenderArray =
array(
'male' => 1,
'female' => 1,
'unisex' => 1,
);
/**
* WooCommerce 2.1 support for wc_enqueue_js
*
* @since 1.2.1
*
* @access public
* @param string $code
* @return void
*/
public static function wc_enqueue_js( $code ) {
global $wc_queued_js;
if ( function_exists( 'wc_enqueue_js' ) && empty( $wc_queued_js ) ) {
wc_enqueue_js( $code );
} else {
$wc_queued_js = $code . "\n" . $wc_queued_js;
}
}
/**
* Validate URLs, make relative URLs absolute
*
* @access public
* @param string $url
* @return string
*/
public static function make_url( $url ) {
if (
// The first check incorrectly fails for URLs with special chars.
! filter_var( $url, FILTER_VALIDATE_URL ) &&
substr( $url, 0, 4 ) !== 'http'
) {
return get_site_url() . $url;
} else {
return $url;
}
}
/**
* Product ID for Dynamic Ads on Facebook can be SKU or wc_post_id_123
* This function should be used to get retailer_id based on a WC_Product
* from WooCommerce
*
* @access public
* @param WC_Product $woo_product
* @return string
*/
public static function get_fb_retailer_id( $woo_product ) {
$woo_id = $woo_product->get_id();
// Call $woo_product->get_id() instead of ->id to account for Variable
// products, which have their own variant_ids.
return $woo_product->get_sku() ? $woo_product->get_sku() . '_' .
$woo_id : self::FB_RETAILER_ID_PREFIX . $woo_id;
}
/**
* Return categories for products/pixel
*
* @access public
* @param String $id
* @return Array
*/
public static function get_product_categories( $wpid ) {
$category_path = wp_get_post_terms(
$wpid,
'product_cat',
array( 'fields' => 'all' )
);
$content_category = array_values(
array_map(
function( $item ) {
return $item->name;
},
$category_path
)
);
$content_category_slice = array_slice( $content_category, -1 );
$categories =
empty( $content_category ) ? '""' : implode( ', ', $content_category );
return array(
'name' => array_pop( $content_category_slice ),
'categories' => $categories,
);
}
/**
* Returns content id to match on for Pixel fires.
*
* @access public
* @param WC_Product $woo_product
* @return array
*/
public static function get_fb_content_ids( $woo_product ) {
return array( self::get_fb_retailer_id( $woo_product ) );
}
/**
* Clean up strings for FB Graph POSTing.
* This function should will:
* 1. Replace newlines chars/nbsp with a real space
* 2. strip_tags()
* 3. trim()
*
* @access public
* @param String string
* @return string
*/
public static function clean_string( $string ) {
$string = do_shortcode( $string );
$string = str_replace( array( '&%3B', '&' ), '&', $string );
$string = str_replace( array( "\r", ' ', "\t" ), ' ', $string );
$string = wp_strip_all_tags( $string, false ); // true == remove line breaks
return $string;
}
/**
* Returns flat array of woo IDs for variable products, or
* an array with a single woo ID for simple products.
*
* @access public
* @param WC_Product $woo_product
* @return array
*/
public static function get_product_array( $woo_product ) {
$result = array();
if ( self::is_variable_type( $woo_product->get_type() ) ) {
foreach ( $woo_product->get_children() as $item_id ) {
array_push( $result, $item_id );
}
return $result;
} else {
return array( $woo_product->get_id() );
}
}
/**
* Returns true if WooCommerce plugin found.
*
* @access public
* @return bool
*/
public static function isWoocommerceIntegration() {
return class_exists( 'WooCommerce' );
}
/**
* Returns integration dependent name.
*
* @access public
* @return string
*/
public static function getIntegrationName() {
if ( self::isWoocommerceIntegration() ) {
return 'WooCommerce';
} else {
return 'WordPress';
}
}
/**
* Returns user info for the current WP user.
*
* @access public
* @param AAMSettings $aam_settings
* @return array
*/
public static function get_user_info( $aam_settings ) {
$current_user = wp_get_current_user();
if ( 0 === $current_user->ID || $aam_settings == null || !$aam_settings->get_enable_automatic_matching() ) {
// User not logged in or pixel not configured with automatic advance matching
return array();
} else {
// Keys documented in
// https://developers.facebook.com/docs/facebook-pixel/advanced/advanced-matching
$user_data = array(
'em' => $current_user->user_email,
'fn' => $current_user->user_firstname,
'ln' => $current_user->user_lastname,
'external_id' => strval($current_user->ID),
);
$user_id = $current_user->ID;
$user_data['ct'] = get_user_meta($user_id, 'billing_city', true);
$user_data['zp'] = get_user_meta($user_id, 'billing_postcode', true);
$user_data['country'] = get_user_meta($user_id, 'billing_country', true);
$user_data['st'] = get_user_meta($user_id, 'billing_state', true);
$user_data['ph'] = get_user_meta($user_id, 'billing_phone', true);
// Each field that is not present in AAM settings or is empty is deleted from user data
foreach ($user_data as $field => $value) {
if( $value === null || $value === ''
|| !in_array($field, $aam_settings->get_enabled_automatic_matching_fields())
){
unset($user_data[$field]);
}
}
// Country is a special case, it is returned as country in AAM settings
// But used as cn in pixel
if(array_key_exists('country', $user_data)){
$country = $user_data['country'];
$user_data['cn'] = $country;
unset($user_data['country']);
}
$user_data = Normalizer::normalize_array($user_data, true);
return $user_data;
}
}
/**
* Utility function for development logging.
*/
public static function fblog(
$message,
$object = array(),
$error = false,
$ems = '' ) {
if ( $error ) {
$object['plugin_version'] = self::PLUGIN_VERSION;
$object['php_version'] = phpversion();
}
$message = json_encode(
array(
'message' => $message,
'object' => $object,
)
);
$ems = $ems ?: self::$ems;
if ( $ems ) {
self::$fbgraph->log(
$ems,
$message,
$error
);
} else {
error_log(
'external merchant setting is null, something wrong here: ' .
$message
);
}
}
/**
* Utility function for development Tip Events logging.
*/
public static function tip_events_log(
$tip_id,
$channel_id,
$event,
$ems = '' ) {
$ems = $ems ?: self::$ems;
if ( $ems ) {
self::$fbgraph->log_tip_event(
$tip_id,
$channel_id,
$event
);
} else {
error_log( 'external merchant setting is null' );
}
}
public static function is_variation_type( $type ) {
return $type == 'variation' || $type == 'subscription_variation';
}
public static function is_variable_type( $type ) {
return $type == 'variable' || $type == 'variable-subscription';
}
public static function check_woo_ajax_permissions( $action_text, $die ) {
if ( ! current_user_can( 'manage_woocommerce' ) ) {
self::log(
'Non manage_woocommerce user attempting to' . $action_text . '!',
array(),
true
);
if ( $die ) {
wp_die();
}
return false;
}
return true;
}
/**
* Returns true if id is a positive non-zero integer
*
* @access public
* @param string $pixel_id
* @return bool
*/
public static function is_valid_id( $pixel_id ) {
return isset( $pixel_id ) && is_numeric( $pixel_id ) && (int) $pixel_id > 0;
}
/**
* Helper function to query posts.
*/
public static function get_wp_posts(
$product_group_id = null,
$compare_condition = null,
$post_type = 'product' ) {
$args = array(
'fields' => 'ids',
'meta_query' => array(
( ( $product_group_id ) ?
array(
'key' => $product_group_id,
'compare' => $compare_condition,
) : array()
),
),
'post_status' => 'publish',
'post_type' => $post_type,
'posts_per_page' => -1,
);
return get_posts( $args );
}
/**
* Helper log function for debugging
*/
public static function log( $message ) {
// if this file is being included outside the plugin, or the plugin setting is disabled
if ( ! function_exists( 'facebook_for_woocommerce' ) || ! facebook_for_woocommerce()->get_integration()->is_debug_mode_enabled() ) {
return;
}
if ( is_array( $message ) || is_object( $message ) ) {
$message = json_encode( $message );
} else {
$message = sanitize_textarea_field( $message );
}
facebook_for_woocommerce()->log( $message );
}
// Return store name with sanitized apostrophe
public static function get_store_name() {
if ( self::$store_name ) {
return self::$store_name;
}
$name = trim(
str_replace(
"'",
"\u{2019}",
html_entity_decode(
get_bloginfo( 'name' ),
ENT_QUOTES,
'UTF-8'
)
)
);
if ( $name ) {
self::$store_name = $name;
return $name;
}
// Fallback to site url
$url = get_site_url();
if ( $url ) {
self::$store_name = parse_url( $url, PHP_URL_HOST );
return self::$store_name;
}
// If site url doesn't exist, fall back to http host.
if ( $_SERVER['HTTP_HOST'] ) {
self::$store_name = $_SERVER['HTTP_HOST'];
return self::$store_name;
}
// If http host doesn't exist, fall back to local host name.
$url = gethostname();
self::$store_name = $url;
return ( self::$store_name ) ? ( self::$store_name ) : 'A Store Has No Name';
}
/*
* Change variant product field name from Woo taxonomy to FB name
*/
public static function sanitize_variant_name( $name ) {
$name = str_replace( array( 'attribute_', 'pa_' ), '', strtolower( $name ) );
// British spelling
if ( $name === self::FB_VARIANT_COLOUR ) {
$name = self::FB_VARIANT_COLOR;
}
switch ( $name ) {
case self::FB_VARIANT_SIZE:
case self::FB_VARIANT_COLOR:
case self::FB_VARIANT_GENDER:
case self::FB_VARIANT_PATTERN:
break;
default:
$name = 'custom_data:' . strtolower( $name );
break;
}
return $name;
}
public static function validateGender( $gender ) {
if ( $gender && ! isset( self::$validGenderArray[ $gender ] ) ) {
$first_char = strtolower( substr( $gender, 0, 1 ) );
// Men, Man, Boys
if ( $first_char === 'm' || $first_char === 'b' ) {
return 'male';
}
// Women, Woman, Female, Ladies
if ( $first_char === 'w' || $first_char === 'f' || $first_char === 'l' ) {
return 'female';
}
if ( $first_char === 'u' ) {
return 'unisex';
}
if ( strlen( $gender ) >= 3 ) {
$gender = strtolower( substr( $gender, 0, 3 ) );
if ( $gender === 'gir' || $gender === 'her' ) {
return 'female';
}
if ( $gender === 'him' || $gender === 'his' || $gender == 'guy' ) {
return 'male';
}
}
return null;
}
return $gender;
}
public static function get_fbid_post_meta( $wp_id, $fbid_type ) {
return get_post_meta( $wp_id, $fbid_type, true );
}
public static function is_all_caps( $value ) {
if ( $value === null || $value === '' ) {
return true;
}
if ( preg_match( '/[^\\p{Common}\\p{Latin}]/u', $value ) ) {
// Contains non-western characters
// So, it can't be all uppercase
return false;
}
$latin_string = preg_replace( '/[^\\p{Latin}]/u', '', $value );
if ( $latin_string === '' ) {
// Symbols only
return true;
}
return strtoupper( $latin_string ) === $latin_string;
}
public static function decode_json( $json_string, $assoc = false ) {
// Plugin requires 5.6.0 but for some user use 5.5.9 JSON_BIGINT_AS_STRING
// will cause 502 issue when redirect.
return version_compare( phpversion(), '5.6.0' ) >= 0
? json_decode( $json_string, $assoc, 512, JSON_BIGINT_AS_STRING )
: json_decode( $json_string, $assoc, 512 );
}
public static function set_test_fail_reason( $msg, $trace ) {
$reason_msg = get_transient( 'facebook_plugin_test_fail' );
if ( $reason_msg ) {
$msg = $reason_msg . PHP_EOL . $msg;
}
set_transient( 'facebook_plugin_test_fail', $msg );
set_transient( 'facebook_plugin_test_stack_trace', $trace );
}
/**
* Helper function to check time cap.
*/
public static function check_time_cap( $from, $date_cap ) {
if ( $from == null ) {
return true;
}
$now = new DateTime( current_time( 'mysql' ) );
$diff_in_day = $now->diff( new DateTime( $from ) )->format( '%a' );
return is_numeric( $diff_in_day ) && (int) $diff_in_day > $date_cap;
}
public static function get_cached_best_tip() {
$cached_best_tip = self::decode_json(
get_option( 'fb_info_banner_last_best_tip', '' )
);
return $cached_best_tip;
}
}
endif;