306 lines
9.5 KiB
PHP
Executable file
306 lines
9.5 KiB
PHP
Executable file
<?php if ( ! defined( 'ABSPATH' ) ) exit;
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/**
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* Class WPN_Helper
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*
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* The WP Ninjas Static Helper Class
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*
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* Provides additional helper functionality to WordPress helper functions.
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*/
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final class WPN_Helper
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{
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/**
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* @param $value
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* @return array|string
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*/
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public static function addslashes( $value )
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{
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$value = is_array($value) ?
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array_map(array( 'self', 'addslashes' ), $value) :
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addslashes($value);
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return $value;
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}
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/**
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* @param $input
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* @return array|string
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*/
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public static function utf8_encode( $input ){
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if ( is_array( $input ) ) {
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return array_map( array( 'self', 'utf8_encode' ), $input );
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}else{
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return utf8_encode( $input );
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}
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}
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/**
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* @param $input
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* @return array|string
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*/
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public static function utf8_decode( $input ){
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if ( is_array( $input ) ) {
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return array_map( array( 'self', 'utf8_decode' ), $input );
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}else{
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return utf8_decode( $input );
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}
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}
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/**
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* Function to clean json data before json_decode.
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* @since 3.2
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* @param $input String
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* @return String
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*/
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public static function json_cleanup( $input ) {
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/*
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* Remove any unwated (corrupted?) characters from either side of our object.
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*/
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$l_trim = strpos( $input, '{' );
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$r_trim = strrpos( $input, '}' ) - $l_trim + 1;
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return substr( $input, $l_trim, $r_trim );
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}
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/**
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* @param $search
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* @param $replace
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* @param $subject
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* @return mixed
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*/
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public static function str_replace( $search, $replace, $subject ){
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if( is_array( $subject ) ){
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foreach( $subject as &$oneSubject )
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$oneSubject = WPN_Helper::str_replace($search, $replace, $oneSubject);
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unset($oneSubject);
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return $subject;
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} else {
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return str_replace($search, $replace, $subject);
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}
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}
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/**
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* @param $value
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* @param int $flag
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* @return array|string
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*/
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public static function html_entity_decode( $value, $flag = ENT_COMPAT ){
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$value = is_array($value) ?
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array_map( array( 'self', 'html_entity_decode' ), $value) :
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html_entity_decode( $value, $flag );
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return $value;
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}
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/**
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* @param $value
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* @return array|string
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*/
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public static function htmlspecialchars( $value ){
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$value = is_array($value) ?
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array_map( array( 'self', 'htmlspecialchars' ), $value) :
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htmlspecialchars( $value );
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return $value;
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}
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/**
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* @param $value
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* @return array|string
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*/
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public static function stripslashes( $value ){
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$value = is_array($value) ?
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array_map( array( 'self', 'stripslashes' ), $value) :
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stripslashes($value);
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return $value;
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}
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/**
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* @param $value
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* @return array|string
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*/
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public static function esc_html( $value )
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{
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$value = is_array($value) ?
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array_map( array( 'self', 'esc_html' ), $value) :
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esc_html($value);
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return $value;
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}
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/**
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* @param $value
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* @return array|string
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*/
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public static function kses_post( $value )
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{
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$value = is_array( $value ) ?
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array_map( array( 'self', 'kses_post' ), $value ) :
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wp_kses_post($value);
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return $value;
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}
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/**
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* @param $value
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* @return array|string
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*/
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public static function strip_tags( $value )
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{
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$value = is_array( $value ) ?
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array_map( array( 'self', 'strip_tags' ), $value ) :
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strip_tags( $value );
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return $value;
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}
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/**
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* String to Bytes
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*
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* Converts PHP settings from a string to bytes.
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*
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* @param $size
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* @return float
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*/
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public static function string_to_bytes( $size )
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{
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// Remove the non-unit characters from the size.
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$unit = preg_replace('/[^bkmgtpezy]/i', '', $size);
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// Remove the non-numeric characters from the size.
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$size = preg_replace('/[^0-9\.]/', '', $size);
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if ( $unit && is_array( $unit ) ) {
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// Find the position of the unit in the ordered string which is the power of magnitude to multiply a kilobyte by.
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$size *= pow( 1024, stripos( 'bkmgtpezy', $unit[0] ) );
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}
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return round($size);
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}
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public static function str_putcsv( $array, $delimiter = ',', $enclosure = '"', $terminator = "\n" ) {
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// First convert associative array to numeric indexed array
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$workArray = array();
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foreach ($array as $key => $value) {
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$workArray[] = $value;
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}
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$returnString = ''; # Initialize return string
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$arraySize = count( $workArray ); # Get size of array
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for ( $i=0; $i<$arraySize; $i++ ) {
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// Nested array, process nest item
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if ( is_array( $workArray[$i] ) ) {
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$returnString .= self::str_putcsv( $workArray[$i], $delimiter, $enclosure, $terminator );
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} else {
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switch ( gettype( $workArray[$i] ) ) {
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// Manually set some strings
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case "NULL": $_spFormat = ''; break;
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case "boolean": $_spFormat = ($workArray[$i] == true) ? 'true': 'false'; break;
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// Make sure sprintf has a good datatype to work with
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case "integer": $_spFormat = '%i'; break;
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case "double": $_spFormat = '%0.2f'; break;
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case "string": $_spFormat = '%s'; $workArray[$i] = str_replace("$enclosure", "$enclosure$enclosure", $workArray[$i]); break;
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// Unknown or invalid items for a csv - note: the datatype of array is already handled above, assuming the data is nested
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case "object":
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case "resource":
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default: $_spFormat = ''; break;
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}
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$returnString .= sprintf('%2$s'.$_spFormat.'%2$s', $workArray[$i], $enclosure);
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$returnString .= ($i < ($arraySize-1)) ? $delimiter : $terminator;
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}
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}
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// Done the workload, return the output information
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return $returnString;
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}
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public static function get_query_string( $key, $default = FALSE )
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{
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if( ! isset( $_GET[ $key ] ) ) return $default;
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$value = self::htmlspecialchars( $_GET[ $key ] );
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if( is_array( $value ) ) $value = reset( $value );
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return $value;
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}
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public static function sanitize_text_field( $data )
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{
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if( is_array( $data ) ){
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return array_map( array( 'self', 'sanitize_text_field' ), $data );
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}
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return sanitize_text_field( $data );
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}
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public static function get_plugin_version( $plugin )
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{
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$plugins = get_plugins();
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if( ! isset( $plugins[ $plugin ] ) ) return false;
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return $plugins[ $plugin ][ 'Version' ];
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}
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public static function is_func_disabled( $function )
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{
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if( ! function_exists( $function ) ) return true;
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$disabled = explode( ',', ini_get( 'disable_functions' ) );
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return in_array( $function, $disabled );
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}
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public static function maybe_unserialize( $original )
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{
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// Repalcement for https://codex.wordpress.org/Function_Reference/maybe_unserialize
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if ( is_serialized( $original ) ){
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// Ported with php5.2 support from https://magp.ie/2014/08/13/php-unserialize-string-after-non-utf8-characters-stripped-out/
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$parsed = preg_replace_callback( '!s:(\d+):"(.*?)";!s', array( 'self', 'parse_utf8_serialized' ), $original );
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$parsed = @unserialize( $parsed );
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return ( $parsed ) ? $parsed : unserialize( $original ); // Fallback if parse error.
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}
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return $original;
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}
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/**
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* Function to get this installation's TLS version
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*
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* Since 3.0
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*
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* @return float OR false
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*/
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public static function get_tls()
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{
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$php_ver = phpversion();
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// If we have a php version lower than 5.6, bail.
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if( version_compare( $php_ver, '5.6.0', '<' ) ) return false;
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// Get the user's TLS version.
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// If we have a php version of 7.0 or higher...
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if( version_compare( $php_ver, '7.0.0', '>=' ) ) {
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if( ! function_exists( 'fopen' ) ) return false;
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$meta = stream_get_meta_data( fopen( 'https://ninjaforms.com/', 'r' ) );
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$tls = $meta[ 'crypto' ][ 'protocol' ];
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}
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// Otherwise (php version between 5.6 and 7.0)...
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else {
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$ctx = stream_context_create( array( 'ssl' => array(
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'capture_session_meta' => TRUE
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) ) );
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$html = file_get_contents( 'https://ninjaforms.com/', FALSE, $ctx );
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$meta = stream_context_get_options( $ctx );
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$tls = $meta[ 'ssl' ][ 'session_meta' ][ 'protocol' ];
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unset( $ctx );
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}
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// If we got a TLS version number...
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if( false !== strpos( $tls, 'TLSv' ) ) {
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$ver = substr( $tls, strpos( $tls, 'TLSv' ) + 4 );
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return floatval( $ver );
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} else {
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return false;
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}
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}
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private static function parse_utf8_serialized( $matches )
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{
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if ( isset( $matches[2] ) ){
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return 's:'.strlen($matches[2]).':"'.$matches[2].'";';
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}
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}
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} // End Class WPN_Helper
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