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<?php
/**
* Class
*
* EVF_Stats
*
* @package EverestForms/Stats
* @since 1.9.8
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( ! class_exists( 'EVF_Stats' ) ) {
/**
* EVF_Stats class.
*/
class EVF_Stats {
/**
* Remote URl Constant.
*/
const REMOTE_URL = 'https://stats.wpeverest.com/wp-json/tgreporting/v1/process-free/';
const LAST_RUN_STAMP = 'everest_forms_send_usage_last_run';
/**
* Constructor of the class.
*/
public function __construct() {
if ( ! function_exists( 'is_plugin_active' ) ) {
include_once ABSPATH . 'wp-admin/includes/plugin.php';
}
add_action( 'init', array( $this, 'init_usage' ), 4 );
add_action( 'update_option_everest_forms_allow_usage_tracking', array( $this, 'run_on_save' ), 10, 3 );
}
/**
* Get product license key.
*/
public function get_base_product_license() {
return get_option( 'everest-forms-pro_license_key' );
}
/**
* Get Pro addon file.
*/
public function get_base_product() {
if ( $this->is_premium() ) {
return 'everest-forms-pro/everest-forms-pro.php';
} else {
return 'everest-forms/everest-forms.php';
}
}
/**
* Check the is premium or not.
*
* @return boolean
*/
public function is_premium() {
return ( false === evf_get_license_plan() ) ? false : true;
}
/**
* Get the number of entries
*
* @return int The number of entries
*/
public function get_entry_count() {
global $wpdb;
return $wpdb->get_var( "SELECT COUNT(*) FROM {$wpdb->prefix}evf_entries" );
}
/**
* Get the number of published forms
*
* @return int The number of published forms
*/
public function get_form_count() {
global $wpdb;
return $wpdb->get_var(
$wpdb->prepare(
"SELECT COUNT(*) FROM $wpdb->posts WHERE post_type=%s AND post_status=%s",
'everest_form',
'publish'
)
);
}
/**
* Get the plugin information of active plugins and the base plugin
*
* @return array The plugin information of active plugins and the base plugin including product name, version, type, slug, form count, entry count, and license key if it's a premium plugin.
*/
public function get_plugin_lists() {
$is_premium = $this->is_premium();
$base_product = $this->get_base_product();
$active_plugins = get_option( 'active_plugins', array() );
$base_product_name = $is_premium ? 'Everest Forms Pro' : 'Everest Forms';
$product_meta = array();
$product_meta['form_count'] = $this->get_form_count();
$product_meta['entry_count'] = $this->get_entry_count();
$license_key = $this->get_base_product_license();
if ( $is_premium ) {
$product_meta['license_key'] = $license_key;
}
$addons_data = array(
$base_product => array(
'product_name' => $base_product_name,
'product_version' => $is_premium ? EFP_VERSION : evf()->version,
'product_meta' => $product_meta,
'product_type' => 'plugin',
'product_slug' => $base_product,
'is_premium' => $is_premium,
),
);
foreach ( $active_plugins as $plugin ) {
$addon_file = WP_PLUGIN_DIR . DIRECTORY_SEPARATOR . $plugin;
$addon_file_data = get_plugin_data( $addon_file );
if ( $base_product !== $plugin ) {
$addons_data[ $plugin ] = array(
'product_name' => isset( $addon_file_data['Name'] ) ? trim( $addon_file_data['Name'] ) : '',
'product_version' => isset( $addon_file_data['Version'] ) ? trim( $addon_file_data['Version'] ) : '',
'product_type' => 'plugin',
'product_slug' => $plugin,
);
}
}
return $addons_data;
}
/**
* Check if usage tracking is allowed
*
* @return bool True if usage tracking is allowed, False otherwise
*/
public function is_usage_allowed() {
return 'yes' === get_option( 'everest_forms_allow_usage_tracking', 'no' );
}
/**
* Initialize usage tracking
* This function adds an action hook that runs the 'process' method on a bi-weekly basis,
* only when the WordPress cron system is running.
*/
public function init_usage() {
if ( wp_doing_cron() ) {
add_action( 'everest_forms_biweekly_scheduled_events', array( $this, 'process' ) );
}
}
/**
* Run the process once when user gives consent.
*
* @param mixed $old_value The old value of the option.
* @param mixed $value The new value of the option.
* @param string $option The name of the option.
* @return mixed The new value of the option.
*/
public function run_on_save( $old_value, $value, $option ) {
if ( $value !== $old_value && 'yes' === $value && ( false === get_option( self::LAST_RUN_STAMP ) ) ) {
$this->process();
}
return $value;
}
/**
* Process the API call
* This function will check if the usage is allowed and if it has been more than 15 days since the last API call.
* If usage is allowed and it has been more than 15 days, it will call the API and update the last run timestamp.
*
* @return void
*/
public function process() {
if ( ! $this->is_usage_allowed() ) {
return;
}
$last_send = get_option( self::LAST_RUN_STAMP );
// Make sure we do not run it more than once on each 15 days.
if ( false !== $last_send && ( time() - $last_send ) < ( DAY_IN_SECONDS * 15 ) ) {
return;
}
$this->call_api();
// Update the last run option to the current timestamp.
update_option( self::LAST_RUN_STAMP, time() );
}
/**
* Call API and gather system information
* This function gathers information about the plugin, theme, and site,
* such as the WordPress version, PHP version, MySQL version, server software,
* SSL status, multi-site status, and theme name and version.
* It also retrieves the number of sites in the network and the time zone offset.
*
* @return void
*/
public function call_api() {
global $wpdb;
$theme = wp_get_theme();
$data = array();
$data['product_data'] = $this->get_plugin_lists();
$data['admin_email'] = get_bloginfo( 'admin_email' );
$data['website_url'] = get_bloginfo( 'url' );
$data['wp_version'] = get_bloginfo( 'version' );
$data['php_version'] = phpversion();
$data['mysql_version'] = $wpdb->db_version();
$data['server_software'] = isset( $_SERVER['SERVER_SOFTWARE'] ) ? sanitize_text_field( wp_unslash( $_SERVER['SERVER_SOFTWARE'] ) ) : '';
$data['is_ssl'] = is_ssl();
$data['is_multisite'] = is_multisite();
$data['is_wp_com'] = defined( 'IS_WPCOM' ) && IS_WPCOM;
$data['is_wp_com_vip'] = ( defined( 'WPCOM_IS_VIP_ENV' ) && WPCOM_IS_VIP_ENV ) || ( function_exists( 'wpcom_is_vip' ) && wpcom_is_vip() );
$data['is_wp_cache'] = defined( 'WP_CACHE' ) && WP_CACHE;
$data['multi_site_count'] = $this->get_sites_total();
$data['active_theme'] = $theme->name;
$data['active_theme_version'] = $theme->version;
$data['locale'] = get_locale();
$data['timezone'] = $this->get_timezone_offset();
$data['base_product'] = $this->get_base_product();
$this->send_request( self::REMOTE_URL, $data );
}
/**
* Get the total number of sites in a multi-site installation
*
* @return int The total number of sites in the multi-site installation. If the current installation is not multi-site, returns 1.
*/
private function get_sites_total() {
return function_exists( 'get_blog_count' ) ? (int) get_blog_count() : 1;
}
/**
* Get the timezone offset
* Returns the timezone string in the format +00:00 or -00:00 if WordPress version is greater than 5.3.
* Otherwise, get the timezone offset from the 'timezone_string' option or 'gmt_offset' option.
*
* @return string The timezone offset
*/
private function get_timezone_offset() {
// It was added in WordPress 5.3.
if ( function_exists( 'wp_timezone_string' ) ) {
return wp_timezone_string();
}
/*
* The code below is basically a copy-paste from that function.
*/
$timezone_string = get_option( 'timezone_string' );
if ( $timezone_string ) {
return $timezone_string;
}
$offset = (float) get_option( 'gmt_offset' );
$hours = (int) $offset;
$minutes = ( $offset - $hours );
$sign = ( $offset < 0 ) ? '-' : '+';
$abs_hour = abs( $hours );
$abs_mins = abs( $minutes * 60 );
$tz_offset = sprintf( '%s%02d:%02d', $sign, $abs_hour, $abs_mins );
return $tz_offset;
}
/**
* Send Request to API.
*
* @param string $url URL.
* @param array $data Data.
*/
public function send_request( $url, $data ) {
$headers = array(
'user-agent' => 'EverestForms/' . ( $this->is_premium() ? EFP_VERSION : evf()->version ) . '; ' . get_bloginfo( 'url' ),
);
$response = wp_remote_post(
$url,
array(
'method' => 'POST',
'timeout' => 45,
'redirection' => 5,
'httpversion' => '1.0',
'blocking' => true,
'headers' => $headers,
'body' => array( 'free_data' => $data ),
)
);
return json_decode( wp_remote_retrieve_body( $response ), true );
}
}
}
new EVF_Stats();