ARCANEDEV / Stripe

helpers.php

<?php

/* ------------------------------------------------------------------------------------------------
 |  SYSTEM
 | ------------------------------------------------------------------------------------------------
 */
if ( ! function_exists('is_testing')) {
    /**
     * Check if testing environment.
     *
     * @return bool
     */
    function is_testing()
    {
        return getenv('APP_ENV') === 'testing';
    }
}

if ( ! function_exists('is_hhvm')) {
    /**
     * Check if running on HHVM env.
     *
     * @return bool
     */
    function is_hhvm()
    {
        return defined('HHVM_VERSION');
    }
}

/* ------------------------------------------------------------------------------------------------
 |  STRINGS
 | ------------------------------------------------------------------------------------------------
 */
if ( ! function_exists('str_utf8')) {
    /**
     * Encoding string to UTF-8.
     *
     * @param  string|mixed  $string
     *
     * @return string
     */
    function str_utf8($string)
    {
        if (is_string($string) && mb_detect_encoding($string, 'UTF-8', true) !== 'UTF-8') {
            $string = utf8_encode($string);

Consider using a different name than the parameter $string. This often makes code more readable.

        }

        return $string;
    }
}

if ( ! function_exists('str_parse_url')) {
    /**
     * Parse url with queries.
     *
     * @param  string       $baseUrl
     * @param  array|mixed  $queries
     *
     * @return string
     */
    function str_parse_url($baseUrl, $queries = [])
    {
        if ( ! is_string($baseUrl) || empty($queries)) {
            return $baseUrl;
        }

        return $baseUrl . '?'. str_url_queries($queries);
    }
}

if ( ! function_exists('str_url_queries')) {
    /**
     *  A query string, essentially.
     *
     * @param  array|mixed  $queries  An map of param keys to values.
     * @param  string|null  $prefix
     *
     * @return string
     */
    function str_url_queries($queries, $prefix = null)
    {
        if ( ! is_array($queries)) return $queries;

        $output = [];

        foreach ($queries as $key => $value) {
            if (is_null($value)) continue;

            if ($prefix) {
                $key = $prefix . (($key && ! is_int($key)) ? "[$key]" : '[]');
            }

            $output[] = is_array($value)
                ? str_url_queries($value, $key)
                : urlencode($key) . '=' . urlencode($value);
        }

        return implode('&', $output);
    }
}

if ( ! function_exists('str_split_camelcase')) {
    /**
     * Split Camel Case String.
     *
     * @param  string $string
     * @param  string $glue
     *
     * @return string
     */
    function str_split_camelcase($string, $glue = ' ')
    {
        if ( ! is_string($string)) return $string;

        $string = preg_split('/(?<=\\w)(?=[A-Z])/', trim($string));

Consider using a different name than the parameter $string. This often makes code more readable.

        return implode($glue, $string);
    }
}

/* ------------------------------------------------------------------------------------------------
 |  Array
 | ------------------------------------------------------------------------------------------------
 */
if ( ! function_exists('is_multi_dim_array')) {
    /**
     * Check if array is a multidimensional array.
     *
     * @param  array  $array
     *
     * @return bool
     */
    function is_multi_dim_array($array)
    {
        if ( ! is_array($array)) return false;

        $array = array_filter($array, 'is_array');

Consider using a different name than the parameter $array. This often makes code more readable.

        return (bool) count($array);
    }
}

if ( ! function_exists('is_assoc_array')) {
    /**
     * Check if array is an associative array.
     *
     * @param  array  $array
     *
     * @return bool
     */
    function is_assoc_array($array)
    {
        if ( ! is_array($array)) return false;

        $array = array_filter(array_keys($array), 'is_string');

Consider using a different name than the parameter $array. This often makes code more readable.

        return (bool) count($array);
    }
}

/* ------------------------------------------------------------------------------------------------
 |  Validations
 | ------------------------------------------------------------------------------------------------
 */
if ( ! function_exists('validate_url')) {
    /**
     * Check if url is valid.
     *
     * @param  string  $url
     *
     * @return bool
     */
    function validate_url($url)
    {
        return (bool) filter_var($url, FILTER_VALIDATE_URL, FILTER_FLAG_HOST_REQUIRED);
    }
}

if ( ! function_exists('validate_version')) {
    /**
     * Check if version is valid.
     *
     * @param  string  $version
     *
     * @return bool
     */
    function validate_version($version)
    {
        if ( ! is_string($version)) return false;

        // Format [x.x.x] - no beta & no release candidate
        preg_match('/(\d+.){2}\d+/', $version, $matches);

        return isset($matches[0]);
    }
}

if ( ! function_exists('validate_bool')) {
    /**
     * Validate boolean.
     *
     * @param  bool|mixed  $value
     *
     * @return bool
     */
    function validate_bool($value)
    {
        if ( ! is_bool($value)) {
            $value = filter_var($value, FILTER_VALIDATE_BOOLEAN);

Consider using a different name than the parameter $value. This often makes code more readable.

        }

        return (bool) $value;
    }
}