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if ( ! class_exists( &#039;GFForms&#039; ) ) {
	die();
}

if ( ! class_exists( &#039;RGCurrency&#039; ) ) {

	class RGCurrency {
		private $currency;

		public function __construct( $currency ) {
			if ( is_array( $currency ) ) {
				$this-&gt;currency = $currency;
			} else {
				$this-&gt;currency = self::get_currency( $currency );
			}
		}

		/**
		 * Removes currency formatting from a value.
		 *
		 * @since unknown
		 *
		 * @param string|float|int $text The value to be cleaned of currency formatting.
		 *
		 * @return false|float|int
		 */
		public function to_number( $text ) {
			$text = strval( $text );

			if ( is_numeric( $text ) ) {
				return $this-&gt;convert_number( $text );
			}

			//Making sure symbol is in unicode format (i.e. &amp;#4444;)
			$text = preg_replace( &#039;/&amp;.*?;/&#039;, &#039;&#039;, $text );

			//Removing symbol from text
			$text = str_replace( $this-&gt;currency[&#039;symbol_right&#039;], &#039;&#039;, $text );
			$text = str_replace( $this-&gt;currency[&#039;symbol_left&#039;], &#039;&#039;, $text );
			if ( ! empty( $this-&gt;currency[&#039;symbol_old&#039;] ) ) {
				$text = str_replace( $this-&gt;currency[&#039;symbol_old&#039;], &#039;&#039;, $text );
			}

			//Removing all non-numeric characters
			$array        = str_split( $text );
			$is_negative  = false;
			$clean_number = &#039;&#039;;
			foreach ( $array as $char ) {

				if ( ( $char &gt;= &#039;0&#039; &amp;&amp; $char &lt;= &#039;9&#039; ) || $char == $this-&gt;currency[&#039;decimal_separator&#039;] ) {
					$clean_number .= $char;
				} elseif ( $char == &#039;-&#039; ) {
					$is_negative = true;
				}
			}

			$decimal_separator = $this-&gt;currency &amp;&amp; $this-&gt;currency[&#039;decimal_separator&#039;] ? $this-&gt;currency[&#039;decimal_separator&#039;] : &#039;.&#039;;

			//Removing thousand separators but keeping decimal point
			$array        = str_split( $clean_number );
			$float_number = &#039;&#039;;
			for ( $i = 0, $count = sizeof( $array ); $i &lt; $count; $i ++ ) {
				$char = $array[ $i ];

				if ( $char &gt;= &#039;0&#039; &amp;&amp; $char &lt;= &#039;9&#039; ) {
					$float_number .= $char;
				} elseif ( $char == $decimal_separator ) {
					$float_number .= &#039;.&#039;;
				}
			}

			if ( $is_negative ) {
				$float_number = &#039;-&#039; . $float_number;
			}

			if ( ! is_numeric( $float_number ) ) {
				return false;
			}

			return $this-&gt;convert_number( $float_number );
		}

		/**
		 * Returns the given value as an integer or float based on the decimal configuration of the current currency.
		 *
		 * @since 2.6.1
		 *
		 * @param string $value The value to be converted.
		 *
		 * @return float|int
		 */
		private function convert_number( $value ) {
			return $this-&gt;is_zero_decimal() ? intval( $value ) : floatval( $value );
		}

		public function to_money( $number, $do_encode = false ) {

			if ( ! is_numeric( $number ) ) {
				$number = $this-&gt;to_number( $number );
			}

			if ( $number === false ) {
				return &#039;&#039;;
			}

			$negative = &#039;&#039;;
			if ( strpos( strval( $number ), &#039;-&#039; ) !== false ) {
				$negative = &#039;-&#039;;
				$number   = floatval( substr( $number, 1 ) );
			}

			$money = number_format( $number, $this-&gt;currency[&#039;decimals&#039;], $this-&gt;currency[&#039;decimal_separator&#039;], $this-&gt;currency[&#039;thousand_separator&#039;] );

			if ( $money == &#039;0.00&#039; ) {
				$negative = &#039;&#039;;
			}

			$symbol_left  = ! empty( $this-&gt;currency[&#039;symbol_left&#039;] ) ? $this-&gt;currency[&#039;symbol_left&#039;] . $this-&gt;currency[&#039;symbol_padding&#039;] : &#039;&#039;;
			$symbol_right = ! empty( $this-&gt;currency[&#039;symbol_right&#039;] ) ? $this-&gt;currency[&#039;symbol_padding&#039;] . $this-&gt;currency[&#039;symbol_right&#039;] : &#039;&#039;;

			if ( $do_encode ) {
				$symbol_left  = html_entity_decode( $symbol_left );
				$symbol_right = html_entity_decode( $symbol_right );
			}

			return $negative . $symbol_left . $money . $symbol_right;
		}

		public static function get_currency( $code ) {
			$currencies = self::get_currencies();

			return $currencies[ $code ];
		}

		public function is_zero_decimal() {

			return empty( $this-&gt;currency[&#039;decimals&#039;] );
		}

		/**
		 * Returns an array that contains all the supported currencies and their configurations.
		 *
		 * @since unknown.
		 * @since 2.5.13 add currency code to the configuration array.
		 *
		 * @return array
		 */
		public static function get_currencies() {
			$currencies = array(
				&#039;USD&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;U.S. Dollar&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;$&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039;&#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;USD&#039;,
				),
				&#039;GBP&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Pound Sterling&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&amp;#163;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;GBP&#039;,
				),
				&#039;EUR&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Euro&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&amp;#8364;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;.&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;,&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;EUR&#039;,
				),
				&#039;AUD&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Australian Dollar&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;$&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;AUD&#039;,
				),
				&#039;BRL&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Brazilian Real&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;R$&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;.&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;,&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;BRL&#039;,
				),
				&#039;CAD&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Canadian Dollar&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;$&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;CAD&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;CAD&#039;,
				),
				&#039;CZK&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Czech Koruna&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&amp;#75;&amp;#269;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039; &#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;,&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;CZK&#039;,
				),
				&#039;DKK&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Danish Krone&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;kr.&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;.&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;,&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;DKK&#039;,
				),
				&#039;HKD&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Hong Kong Dollar&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;HK$&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039;&#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;HKD&#039;,
				),
				&#039;HUF&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Hungarian Forint&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;Ft&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;.&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;,&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;HUF&#039;,
				),
				&#039;ILS&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Israeli New Sheqel&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&amp;#8362;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;ILS&#039;,
				),
				&#039;JPY&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Japanese Yen&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&amp;#165;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;&#039;,
					&#039;decimals&#039;           =&gt; 0,
					&#039;code&#039;               =&gt; &#039;JPY&#039;,
				),
				&#039;MYR&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Malaysian Ringgit&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&amp;#82;&amp;#77;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;MYR&#039;,
				),
				&#039;MXN&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Mexican Peso&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;$&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;MXN&#039;,
				),
				&#039;NOK&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Norwegian Krone&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;Kr&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;.&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;,&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;NOK&#039;,
				),
				&#039;NZD&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;New Zealand Dollar&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;$&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;NZD&#039;,
				),
				&#039;PHP&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Philippine Peso&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;Php&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;PHP&#039;, // bun not intended.
				),
				&#039;PLN&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Polish Zloty&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&amp;#122;&amp;#322;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;.&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;,&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;PLN&#039;,
				),
				&#039;RUB&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Russian Ruble&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;pyб&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039; &#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;RUB&#039;,
				),
				&#039;SGD&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Singapore Dollar&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;$&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;SGD&#039;,
				),
				&#039;ZAR&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;South African Rand&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;R&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039;&#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;ZAR&#039;,
				),
				&#039;SEK&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Swedish Krona&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;Kr&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039; &#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;,&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;SEK&#039;,
				),
				&#039;CHF&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Swiss Franc&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;CHF&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &quot;&#039;&quot;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;symbol_old&#039;         =&gt; &#039;Fr.&#039;,
					&#039;code&#039;               =&gt; &#039;CHF&#039;,
				),
				&#039;TWD&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Taiwan New Dollar&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;$&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;TWD&#039;,
				),
				&#039;THB&#039; =&gt; array(
					&#039;name&#039;               =&gt; esc_html__( &#039;Thai Baht&#039;, &#039;gravityforms&#039; ),
					&#039;symbol_left&#039;        =&gt; &#039;&amp;#3647;&#039;,
					&#039;symbol_right&#039;       =&gt; &#039;&#039;,
					&#039;symbol_padding&#039;     =&gt; &#039; &#039;,
					&#039;thousand_separator&#039; =&gt; &#039;,&#039;,
					&#039;decimal_separator&#039;  =&gt; &#039;.&#039;,
					&#039;decimals&#039;           =&gt; 2,
					&#039;code&#039;               =&gt; &#039;THB&#039;,
				),
			);

			return apply_filters( &#039;gform_currencies&#039;, $currencies );
		}

		/**
		 * Returns a sorted data object with filterable common currencies listed first, then all currencies either listed in
		 * alphabetical or original order as found in self::get_currencies() above. Designed to drive a select 
		 * in a format that select2 and our react select component understands.
		 *
		 * @since 2.7
		 *
		 * @param $placeholder
		 * @param $sort
		 *
		 * @return array|array[]
		 */

		public static function get_grouped_currency_options( $placeholder = true, $sort = true ) {
			/**
			 * Filter the common currencies shown in currency selects that use this data. You&#039;ll
			 * want to make sure the custom data that maps to the key is included in the gform_currencies
			 * filter.
			 *
			 * @since 2.7
			 *
			 * @param array The currency keys to include.
			 */
			$common_currency_keys = apply_filters( &#039;gform_common_currencies&#039;, array(
				&#039;USD&#039;,
				&#039;GBP&#039;,
				&#039;EUR&#039;,
			) );

			$common_options = array_intersect_key( self::get_currencies(), array_flip( $common_currency_keys ) );
			$all_options    = self::get_currencies();

			if ( $sort ) {
				uasort( $all_options, function( $a, $b ) {
					return strcmp( strtolower( $a[ &#039;name&#039; ] ), strtolower( $b[ &#039;name&#039; ] ) );
				} );
			}

			$options = $placeholder ? array(
				array(
					&#039;label&#039; =&gt; esc_html__( &#039;Select a Currency&#039;, &#039;gravityforms&#039; ),
					&#039;value&#039; =&gt; &#039;&#039;,
				)
			) : array();

			foreach( $common_options as $item ) {
				$options[] = array(
					&#039;label&#039; =&gt; esc_html__( $item[&#039;name&#039;] ),
					&#039;value&#039; =&gt; esc_html__( $item[&#039;code&#039;] ),
				);
			}

			foreach( $all_options as $item ) {
				$options[] = array(
					&#039;label&#039; =&gt; esc_html__( $item[&#039;name&#039;] ),
					&#039;value&#039; =&gt; esc_html__( $item[&#039;code&#039;] ),
				);
			}

			return $options;
		}

	}

}
</textarea><br>  
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