<?php

namespace Faker\Provider;

class UserAgent extends Base
{
    protected static $userAgents = ['firefox', 'chrome', 'internetExplorer', 'opera', 'safari', 'msedge'];

    protected static $windowsPlatformTokens = [
        'Windows NT 6.2', 'Windows NT 6.1', 'Windows NT 6.0', 'Windows NT 5.2', 'Windows NT 5.1',
        'Windows NT 5.01', 'Windows NT 5.0', 'Windows NT 4.0', 'Windows 98; Win 9x 4.90', 'Windows 98',
        'Windows 95', 'Windows CE',
    ];

    /**
     * Possible processors on Linux
     */
    protected static $linuxProcessor = ['i686', 'x86_64'];

    /**
     * Mac processors (it also added U;)
     */
    protected static $macProcessor = ['Intel', 'PPC', 'U; Intel', 'U; PPC'];

    /**
     * Add as many languages as you like.
     */
    protected static $lang = ['en-US', 'sl-SI', 'nl-NL'];

    /**
     * Generate mac processor
     *
     * @return string
     */
    public static function macProcessor()
    {
        return static::randomElement(static::$macProcessor);
    }

    /**
     * Generate linux processor
     *
     * @return string
     */
    public static function linuxProcessor()
    {
        return static::randomElement(static::$linuxProcessor);
    }

    /**
     * Generate a random user agent
     *
     * @example 'Mozilla/5.0 (Windows CE) AppleWebKit/5350 (KHTML, like Gecko) Chrome/13.0.888.0 Safari/5350'
     *
     * @return string
     */
    public static function userAgent()
    {
        $userAgentName = static::randomElement(static::$userAgents);

        return static::$userAgentName();
    }

    /**
     * Generate Chrome user agent
     *
     * @example 'Mozilla/5.0 (Macintosh; PPC Mac OS X 10_6_5) AppleWebKit/5312 (KHTML, like Gecko) Chrome/14.0.894.0 Safari/5312'
     *
     * @return string
     */
    public static function chrome()
    {
        $saf = self::numberBetween(531, 536) . self::numberBetween(0, 2);

        $platforms = [
            '(' . static::linuxPlatformToken() . ") AppleWebKit/$saf (KHTML, like Gecko) Chrome/" . self::numberBetween(36, 40) . '.0.' . self::numberBetween(800, 899) . ".0 Mobile Safari/$saf",
            '(' . static::windowsPlatformToken() . ") AppleWebKit/$saf (KHTML, like Gecko) Chrome/" . self::numberBetween(36, 40) . '.0.' . self::numberBetween(800, 899) . ".0 Mobile Safari/$saf",
            '(' . static::macPlatformToken() . ") AppleWebKit/$saf (KHTML, like Gecko) Chrome/" . self::numberBetween(36, 40) . '.0.' . self::numberBetween(800, 899) . ".0 Mobile Safari/$saf",
        ];

        return 'Mozilla/5.0 ' . static::randomElement($platforms);
    }

    /**
     * Generate Edge user agent
     *
     * @example 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.82 Safari/537.36 Edg/99.0.1150.36'
     *
     * @return string
     */
    public static function msedge()
    {
        $saf = self::numberBetween(531, 537) . '.' . self::numberBetween(0, 2);
        $chrv = self::numberBetween(79, 99) . '.0';

        $platforms = [
            '(' . static::windowsPlatformToken() . ") AppleWebKit/$saf (KHTML, like Gecko) Chrome/$chrv" . '.' . self::numberBetween(4000, 4844) . '.' . self::numberBetween(10, 99) . " Safari/$saf Edg/$chrv" . self::numberBetween(1000, 1146) . '.' . self::numberBetween(0, 99),
            '(' . static::macPlatformToken() . ") AppleWebKit/$saf (KHTML, like Gecko) Chrome/$chrv" . '.' . self::numberBetween(4000, 4844) . '.' . self::numberBetween(10, 99) . " Safari/$saf Edg/$chrv" . self::numberBetween(1000, 1146) . '.' . self::numberBetween(0, 99),
            '(' . static::linuxPlatformToken() . ") AppleWebKit/$saf (KHTML, like Gecko) Chrome/$chrv" . '.' . self::numberBetween(4000, 4844) . '.' . self::numberBetween(10, 99) . " Safari/$saf EdgA/$chrv" . self::numberBetween(1000, 1146) . '.' . self::numberBetween(0, 99),
            '(' . static::iosMobileToken() . ") AppleWebKit/$saf (KHTML, like Gecko) Version/15.0 EdgiOS/$chrv" . self::numberBetween(1000, 1146) . '.' . self::numberBetween(0, 99) . " Mobile/15E148 Safari/$saf",
        ];

        return 'Mozilla/5.0 ' . static::randomElement($platforms);
    }

    /**
     * Generate Firefox user agent
     *
     * @example 'Mozilla/5.0 (X11; Linuxi686; rv:7.0) Gecko/20101231 Firefox/3.6'
     *
     * @return string
     */
    public static function firefox()
    {
        $ver = 'Gecko/' . date('Ymd', self::numberBetween(strtotime('2010-1-1'), time())) . ' Firefox/' . self::numberBetween(35, 37) . '.0';

        $platforms = [
            '(' . static::windowsPlatformToken() . '; ' . static::randomElement(static::$lang) . '; rv:1.9.' . self::numberBetween(0, 2) . '.20) ' . $ver,
            '(' . static::linuxPlatformToken() . '; rv:' . self::numberBetween(5, 7) . '.0) ' . $ver,
            '(' . static::macPlatformToken() . ' rv:' . self::numberBetween(2, 6) . '.0) ' . $ver,
        ];

        return 'Mozilla/5.0 ' . static::randomElement($platforms);
    }

    /**
     * Generate Safari user agent
     *
     * @example 'Mozilla/5.0 (Macintosh; U; PPC Mac OS X 10_7_1 rv:3.0; en-US) AppleWebKit/534.11.3 (KHTML, like Gecko) Version/4.0 Safari/534.11.3'
     *
     * @return string
     */
    public static function safari()
    {
        $saf = self::numberBetween(531, 535) . '.' . self::numberBetween(1, 50) . '.' . self::numberBetween(1, 7);

        if (Miscellaneous::boolean()) {
            $ver = self::numberBetween(4, 5) . '.' . self::numberBetween(0, 1);
        } else {
            $ver = self::numberBetween(4, 5) . '.0.' . self::numberBetween(1, 5);
        }

        $mobileDevices = [
            'iPhone; CPU iPhone OS',
            'iPad; CPU OS',
        ];

        $platforms = [
            '(Windows; U; ' . static::windowsPlatformToken() . ") AppleWebKit/$saf (KHTML, like Gecko) Version/$ver Safari/$saf",
            '(' . static::macPlatformToken() . ' rv:' . self::numberBetween(2, 6) . '.0; ' . static::randomElement(static::$lang) . ") AppleWebKit/$saf (KHTML, like Gecko) Version/$ver Safari/$saf",
            '(' . static::randomElement($mobileDevices) . ' ' . self::numberBetween(7, 8) . '_' . self::numberBetween(0, 2) . '_' . self::numberBetween(1, 2) . ' like Mac OS X; ' . static::randomElement(static::$lang) . ") AppleWebKit/$saf (KHTML, like Gecko) Version/" . self::numberBetween(3, 4) . '.0.5 Mobile/8B' . self::numberBetween(111, 119) . " Safari/6$saf",
        ];

        return 'Mozilla/5.0 ' . static::randomElement($platforms);
    }

    /**
     * Generate Opera user agent
     *
     * @example 'Opera/8.25 (Windows NT 5.1; en-US) Presto/2.9.188 Version/10.00'
     *
     * @return string
     */
    public static function opera()
    {
        $platforms = [
            '(' . static::linuxPlatformToken() . '; ' . static::randomElement(static::$lang) . ') Presto/2.' . self::numberBetween(8, 12) . '.' . self::numberBetween(160, 355) . ' Version/' . self::numberBetween(10, 12) . '.00',
            '(' . static::windowsPlatformToken() . '; ' . static::randomElement(static::$lang) . ') Presto/2.' . self::numberBetween(8, 12) . '.' . self::numberBetween(160, 355) . ' Version/' . self::numberBetween(10, 12) . '.00',
        ];

        return 'Opera/' . self::numberBetween(8, 9) . '.' . self::numberBetween(10, 99) . ' ' . static::randomElement($platforms);
    }

    /**
     * Generate Internet Explorer user agent
     *
     * @example 'Mozilla/5.0 (compatible; MSIE 7.0; Windows 98; Win 9x 4.90; Trident/3.0)'
     *
     * @return string
     */
    public static function internetExplorer()
    {
        return 'Mozilla/5.0 (compatible; MSIE ' . self::numberBetween(5, 11) . '.0; ' . static::windowsPlatformToken() . '; Trident/' . self::numberBetween(3, 5) . '.' . self::numberBetween(0, 1) . ')';
    }

    /**
     * @return string
     */
    public static function windowsPlatformToken()
    {
        return static::randomElement(static::$windowsPlatformTokens);
    }

    /**
     * @return string
     */
    public static function macPlatformToken()
    {
        return 'Macintosh; ' . static::randomElement(static::$macProcessor) . ' Mac OS X 10_' . self::numberBetween(5, 8) . '_' . self::numberBetween(0, 9);
    }

    /**
     * @return string
     */
    public static function iosMobileToken()
    {
        $iosVer = self::numberBetween(13, 15) . '_' . self::numberBetween(0, 2);

        return 'iPhone; CPU iPhone OS ' . $iosVer . ' like Mac OS X';
    }

    /**
     * @return string
     */
    public static function linuxPlatformToken()
    {
        return 'X11; Linux ' . static::randomElement(static::$linuxProcessor);
    }
}

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