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<?php

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/**

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* @author OnTheGo Systems

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class WPML_Support_Info {

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/** @var wpdb */

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private $wpdb;

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/**

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* @param wpdb $wpdb

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public function __construct( wpdb $wpdb ) {

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$this->wpdb = $wpdb;

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}

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public function is_suhosin_active() {

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return extension_loaded( 'suhosin' );

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}

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public function eval_disabled_by_suhosin() {

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return (bool) ini_get( 'suhosin.executor.disable_eval' );

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}

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public function get_max_execution_time() {

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return ini_get( 'max_execution_time' );

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}

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public function get_max_input_vars() {

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return ini_get( 'max_input_vars' );

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}

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public function get_php_memory_limit() {

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return ini_get('memory_limit');

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}

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public function get_memory_usage() {

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return $this->format_size_units( memory_get_usage() );

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}

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public function get_php_version() {

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return PHP_VERSION;

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}

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public function get_wp_memory_limit() {

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return constant('WP_MEMORY_LIMIT');

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}

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public function get_wp_max_memory_limit() {

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return constant('WP_MAX_MEMORY_LIMIT');

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}

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public function get_wp_multisite() {

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return is_multisite();

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}

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public function get_wp_version() {

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return $GLOBALS['wp_version'];

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}

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public function is_memory_less_than( $reference, $memory ) {

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if ( (int) $reference === - 1 ) {

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return false;

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}

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$reference_in_bytes = $this->return_bytes( $reference );

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$memory_in_bytes = $this->return_bytes( $memory );

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return $memory_in_bytes < $reference_in_bytes;

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}

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public function is_version_less_than( $reference, $version ) {

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return version_compare( $version, $reference, '<' );

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}

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public function is_utf8mb4_charset_supported() {

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return $this->wpdb->has_cap( 'utf8mb4' );

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}

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private function return_bytes( $val ) {

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$val = trim( $val );

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$exponents = array(

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'k' => 1,

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'm' => 2,

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'g' => 3,

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);

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$last = strtolower( substr( $val, - 1 ) );

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if ( ! is_numeric( $last ) ) {

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$val = (int) substr( $val, 0, - 1 );

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if ( array_key_exists( $last, $exponents ) ) {

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$val *= pow( 1024, $exponents[ $last ] );

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}

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} else {

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$val = (int) $val;

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}

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return $val;

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}

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private function format_size_units( $bytes ) {

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if ( $bytes >= 1073741824 ) {

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$bytes = number_format( $bytes / 1073741824, 2 ) . ' GB';

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} elseif ( $bytes >= 1048576 ) {

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$bytes = number_format( $bytes / 1048576, 2 ) . ' MB';

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} elseif ( $bytes >= 1024 ) {

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$bytes = number_format( $bytes / 1024, 2 ) . ' KB';

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} elseif ( $bytes > 1 ) {

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$bytes .= ' bytes';

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} elseif ( $bytes === 1 ) {

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$bytes .= ' byte';

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} else {

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$bytes = '0 bytes';

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}

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return $bytes;

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}

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}

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