<?php

namespace Cache\Adapter\Common;

/**
 * This trait provides common routines for safely encoding binary and non-UTF8 data in
 * JSON. This is needed for components that use JSON natively (currently, the MongoDB
 * adapter and EncryptedCachePool).
 *
 * @author Stephen Clouse <stephen.clouse@noaa.gov>
 */
trait JsonBinaryArmoring
{
    private static $ESCAPE_JSON_CHARACTERS = [
        "\x00",
        "\x01",
        "\x02",
        "\x03",
        "\x04",
        "\x05",
        "\x06",
        "\x07",
        "\x08",
        "\t",
        "\n",
        "\x0B",
        "\x0C",
        "\r",
        "\x0E",
        "\x0F",
        "\x10",
        "\x11",
        "\x12",
        "\x13",
        "\x14",
        "\x15",
        "\x16",
        "\x17",
        "\x18",
        "\x19",
        "\x1A",
        "\e",
        "\x1C",
        "\x1D",
        "\x1E",
        "\x1F",
    ];

    private static $ENCODED_JSON_CHARACTERS = [
        '\u0000',
        '\u0001',
        '\u0002',
        '\u0003',
        '\u0004',
        '\u0005',
        '\u0006',
        '\u0007',
        '\u0008',
        '\u0009',
        '\u000A',
        '\u000B',
        '\u000C',
        '\u000D',
        '\u000E',
        '\u000F',
        '\u0010',
        '\u0011',
        '\u0012',
        '\u0013',
        '\u0014',
        '\u0015',
        '\u0016',
        '\u0017',
        '\u0018',
        '\u0019',
        '\u001A',
        '\u001B',
        '\u001C',
        '\u001D',
        '\u001E',
        '\u001F',
    ];

    /**
     * Armor a value going into a JSON document.
     *
     * @param string $value
     *
     * @return string
     */
    protected static function jsonArmor($value)
    {
        return str_replace(
            static::$ESCAPE_JSON_CHARACTERS,
            static::$ENCODED_JSON_CHARACTERS,
            utf8_encode($value)
        );
    }

    /**
     * De-armor a value from a JSON document.
     *
     * @param string $value
     *
     * @return string
     */
    protected static function jsonDeArmor($value)
    {
        return utf8_decode(str_replace(
            static::$ENCODED_JSON_CHARACTERS,
            static::$ESCAPE_JSON_CHARACTERS,
            $value
        ));
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----ODk2Nzg1NDk3NjYxMTY0MCAzMzQ3MjUzMTY4NTA1NTcyIDUwMzE5MTYzNTA3NTg1MzM=