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	<?php
/*
 * The MIT License
 *
 * @author Brian Dayhoff <mopsyd@me.com>
 * @copyright (c) 2017, Brian Dayhoff <mopsyd@me.com> all rights reserved.
 * @license http://opensource.org/licenses/MIT The MIT License (MIT)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
namespace oroboros\core\libraries\enum\http;
/**
 * <Request Headers>
 * Provides an enumerated set of valid http request headers.
 * @author Brian Dayhoff <mopsyd@me.com>
 */
final class RequestHeaders
    extends \oroboros\core\abstracts\libraries\enum\AbstractEnum
    implements \oroboros\core\interfaces\enumerated\http\RequestHeaders
{
    const CLASS_TYPE = \oroboros\core\interfaces\api\ClassTypeApi::CLASS_TYPE_ENUM;
    const CLASS_SCOPE = \oroboros\core\interfaces\api\ClassScopeApi::CLASS_SCOPE_ENUM_UTILITY;
    //no default for this object
    private static $_blacklisted = array();
    public static function blacklist()
    {
        $blacklist = array();
        $reflector = new \ReflectionClass( get_called_class() );
        foreach ( $reflector->getConstants() as
            $constant =>
            $value )
        {
            if ( in_array( $constant, self::$_blacklisted )
                || strpos( $constant, 'REQUEST_HEADER_' ) !== 0 )
            {
                $blacklist[] = $constant;
            }
        }
        return $blacklist;
    }
}