<?php
/*
 * https://github.com/gravityplus/Gravity-Forms-Stripe/blob/master/includes/gf-utility-functions.php
 */

if ( ! function_exists( 'rgget' ) ) {
    /**
     * @param      $name
     * @param null $array
     *
     * @return string
     */
    function rgget ( $name, $array = null ) {
        if ( ! isset( $array ) )
            $array = $_GET;

        if ( isset( $array[$name] ) )
            return $array[$name];

        return "";
    }
}


if ( ! function_exists( 'rgpost' ) ) {
    /**
     * @param      $name
     * @param bool $do_stripslashes
     *
     * @return mixed|string
     */
    function rgpost ( $name, $do_stripslashes = true ) {
        if ( isset( $_POST[$name] ) )
            return $do_stripslashes ? stripslashes_deep( $_POST[$name] ) : $_POST[$name];

        return '';
    }
}

if ( ! function_exists( 'rgar' ) ) {
    /**
     * @param $array
     * @param $name
     *
     * @return string
     */
    function rgar ( $array, $name ) {
        if ( isset( $array[$name] ) )
            return $array[$name];

        return '';
    }
}

if ( ! function_exists( 'rgars' ) ) {
    /**
     * @param $array
     * @param $name
     *
     * @return string
     */
    function rgars ( $array, $name ) {
        $names = explode( '/', $name );
        $val   = $array;
        foreach ( $names as $current_name ) {
            $val = rgar( $val, $current_name );
        }

        return $val;
    }
}

if ( ! function_exists( 'rgempty' ) ) {
    /**
     * @param      $name
     * @param null $array
     *
     * @return bool
     */
    function rgempty ( $name, $array = null ) {
        if ( ! $array )
            $array = $_POST;

        $val = rgget( $name, $array );

        return empty( $val );
    }
}


if ( ! function_exists( 'rgblank' ) ) {
    /**
     * @param $text
     *
     * @return bool
     */
    function rgblank ( $text ) {
        return empty( $text ) && strval( $text ) != '0';
    }
}