/home/kueuepay/www/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/EnumToCSS.php
<?php

/**
 * Generic pre-transform that converts an attribute with a fixed number of
 * values (enumerated) to CSS.
 */
class HTMLPurifier_AttrTransform_EnumToCSS extends HTMLPurifier_AttrTransform
{
    /**
     * Name of attribute to transform from.
     * @type string
     */
    protected $attr;

    /**
     * Lookup array of attribute values to CSS.
     * @type array
     */
    protected $enumToCSS = array();

    /**
     * Case sensitivity of the matching.
     * @type bool
     * @warning Currently can only be guaranteed to work with ASCII
     *          values.
     */
    protected $caseSensitive = false;

    /**
     * @param string $attr Attribute name to transform from
     * @param array $enum_to_css Lookup array of attribute values to CSS
     * @param bool $case_sensitive Case sensitivity indicator, default false
     */
    public function __construct($attr, $enum_to_css, $case_sensitive = false)
    {
        $this->attr = $attr;
        $this->enumToCSS = $enum_to_css;
        $this->caseSensitive = (bool)$case_sensitive;
    }

    /**
     * @param array $attr
     * @param HTMLPurifier_Config $config
     * @param HTMLPurifier_Context $context
     * @return array
     */
    public function transform($attr, $config, $context)
    {
        if (!isset($attr[$this->attr])) {
            return $attr;
        }

        $value = trim($attr[$this->attr]);
        unset($attr[$this->attr]);

        if (!$this->caseSensitive) {
            $value = strtolower($value);
        }

        if (!isset($this->enumToCSS[$value])) {
            return $attr;
        }
        $this->prependCSS($attr, $this->enumToCSS[$value]);
        return $attr;
    }
}

// vim: et sw=4 sts=4
Authentication

Authentication

To access the Kueue Pay Developer API, you’ll need an API key. You can obtain your API key by logging in to your Kueue Pay merchant account and navigating to the API section. Collect Client ID , Secret ID & Merchant ID Carefully. Keep your API key confidential and do not share it publicly.

If you don't have any merchant account please Register to continue