UserAgent::getBrowserVersion() - Code Metrics - o2system/framework - Measure and Improve Code Quality continuously with Scrutinizer

UserAgent::getBrowserVersion() A
last analyzed 2019-10-02 16:41 UTC

↳ Parent: UserAgent

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	1
nc	1
nop	0
dl	0
loc	3
rs	10
c	0
b	0
f	0

<?php
/**
 * This file is part of the O2System Framework package.
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * @author         Steeve Andrian Salim
 * @copyright      Copyright (c) Steeve Andrian Salim
 */

// ------------------------------------------------------------------------

namespace O2System\Framework\Http;

// ------------------------------------------------------------------------

/**
 * Class UserAgent
 *
 * @package O2System\Framework\Http
 */
class UserAgent
{
    /**
     * List of platforms to compare against current user agent
     *
     * @var array
     */
    public static $platforms = [];

    /**
     * List of browsers to compare against current user agent
     *
     * @var array
     */
    public static $browsers = [];

    /**
     * List of mobile browsers to compare against current user agent
     *
     * @var array
     */
    public static $mobiles = [];

    /**
     * List of robots to compare against current user agent
     *
     * @var array
     */
    public static $robots = [];

    /**
     * Current user-agent
     *
     * @var string
     */
    public $string = null;

    /**
     * Flag for if the user-agent belongs to a browser
     *
     * @var bool
     */
    public $isBrowser = false;

    /**
     * Flag for if the user-agent is a robot
     *
     * @var bool
     */
    public $isRobot = false;

    /**
     * Flag for if the user-agent is a mobile browser
     *
     * @var bool
     */
    public $isMobile = false;

    /**
     * Languages accepted by the current user agent
     *
     * @var array
     */
    public $languages = [];

    /**
     * Character sets accepted by the current user agent
     *
     * @var array
     */
    public $charsets = [];

    /**
     * Current user-agent platform
     *
     * @var string
     */
    public $platform = '';

    /**
     * Current user-agent browser
     *
     * @var string
     */
    public $browser = '';

    /**
     * Current user-agent version
     *
     * @var string
     */
    public $browserVersion = '';

    /**
     * Current user-agent mobile name
     *
     * @var string
     */
    public $mobile = '';

    /**
     * Current user-agent device type
     *
     * @type string
     */
    public $device = '';

    /**
     * Current user-agent robot name
     *
     * @var string
     */
    public $robot = '';

    /**
     * HTTP Referer
     *
     * @var    mixed
     */
    public $referer;

    // --------------------------------------------------------------------

    /**
     * UserAgent::__construct
     *
     * Sets the User Agent and runs the compilation routine
     *
     * @return    void
     */
    public function __construct()
    {
        if (isset($_SERVER[ 'HTTP_USER_AGENT' ])) {
            $this->string = trim($_SERVER[ 'HTTP_USER_AGENT' ]);
        }

        if ($this->string !== null && $this->loadAgentFile()) {
            $this->compileData();
        }
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::loadAgentFile
     *
     * Compile the User Agent Data
     *
     * @return    bool
     */
    protected function loadAgentFile()
    {
        if (($found = is_file(PATH_FRAMEWORK . 'Config/UserAgents.php'))) {
            include(PATH_FRAMEWORK . 'Config/UserAgents.php');
        }

        if ($found !== true) {
            return false;
        }

        $return = false;

        if (isset($platforms)) {

            static::$platforms = $platforms;
            unset($platforms);
            $return = true;
        }

        if (isset($browsers)) {

            static::$browsers = $browsers;
            unset($browsers);
            $return = true;
        }

        if (isset($mobiles)) {

            static::$mobiles = $mobiles;
            unset($mobiles);
            $return = true;
        }

        if (isset($robots)) {

            static::$robots = $robots;
            unset($robots);
            $return = true;
        }

        return $return;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::compileData
     *
     * Compile the User Agent Data
     */
    protected function compileData()
    {
        $this->setPlatform();

        foreach (['setRobot', 'setBrowser', 'setMobile'] as $function) {
            if ($this->$function() === true) {
                break;
            }
        }
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::setPlatform
     *
     * Set the Platform
     *
     * @return bool
     */
    protected function setPlatform()
    {
        if (is_array(static::$platforms) && count(static::$platforms) > 0) {
            foreach (static::$platforms as $key => $val) {
                if (preg_match('|' . preg_quote($key) . '|i', $this->string)) {
                    $this->platform = $val;

                    return true;
                }
            }
        }

        $this->platform = 'Unknown Platform';

        return false;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::isBrowser
     *
     * Is Browser
     *
     * @param string|null $key
     *
     * @return bool
     */
    public function isBrowser($key = null)
    {
        if ( ! $this->isBrowser) {
            return false;
        }

        // No need to be specific, it's a browser
        if ($key === null) {
            return true;
        }

        // Check for a specific browser
        return (isset(static::$browsers[ $key ]) && $this->browser === static::$browsers[ $key ]);
    }

    // --------------------------------------------------------------------

    /**
     * Is Robot
     *
     * @param    string $key
     *
     * @return    bool
     */
    public function isRobot($key = null)
    {
        if ( ! $this->isRobot) {
            return false;
        }

        // No need to be specific, it's a robot
        if ($key === null) {
            return true;
        }

        // Check for a specific robot
        return (isset(static::$robots[ $key ]) && $this->robot === static::$robots[ $key ]);
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::isMobile
     *
     * Is Mobile
     *
     * @param  string $key
     *
     * @return bool
     */
    public function isMobile($key = null)
    {
        if ( ! $this->isMobile) {
            return false;
        }

        // No need to be specific, it's a mobile
        if ($key === null) {
            return true;
        }

        // Check for a specific robot
        return (isset(static::$mobiles[ $key ]) && $this->mobile === static::$mobiles[ $key ]);
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::isReferral
     *
     * Is this a referral from another site?
     *
     * @return bool
     */
    public function isReferral()
    {
        if ( ! isset($this->referer)) {
            if (empty($_SERVER[ 'HTTP_REFERER' ])) {
                $this->referer = false;
            } else {
                $referer_host = @parse_url($_SERVER[ 'HTTP_REFERER' ], PHP_URL_HOST);
                $own_host = parse_url(base_url(), PHP_URL_HOST);

                $this->referer = ($referer_host && $referer_host !== $own_host);
            }
        }

        return $this->referer;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::getString
     *
     * Gets the user agent string.
     *
     * @return string
     */
    public function getString()
    {
        return $this->string;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::getPlatform
     *
     * Gets the user platform name.
     *
     * @return string
     */
    public function getPlatform()
    {
        return $this->platform;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::getBrowser
     *
     * Gets the user browser name.
     *
     * @return string
     */
    public function getBrowser()
    {
        return $this->browser;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::getBrowserVersion
     *
     * Gets the user browser version.
     *
     * @return string
     */
    public function getBrowserVersion()
    {
        return $this->browserVersion;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::getRobot
     *
     * Gets the robot name.
     *
     * @return string
     */
    public function getRobot()
    {
        return $this->robot;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::getMobile
     *
     * Gets the user mobile device name.
     *
     * @return string
     */
    public function getMobile()
    {
        return $this->mobile;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::isHttpReferrerExists
     *
     * Determine if the server http referrer exists.
     *
     * @return bool
     */
    public function isHttpReferrerExists()
    {
        return empty($_SERVER[ 'HTTP_REFERER' ]) ? '' : trim($_SERVER[ 'HTTP_REFERER' ]);

    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::isLanguageAllowed
     *
     * Checks for a particular language.
     *
     * @param string $lang
     *
     * @return bool
     */
    public function isLanguageAllowed($lang = 'en')
    {
        return in_array(strtolower($lang), $this->getLanguages(), true);
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::getLanguages
     *
     * Gets the accepted languages.
     *
     * @return    array
     */
    public function getLanguages()
    {
        if (count($this->languages) === 0) {
            $this->setLanguages();
        }

        return $this->languages;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::setLanguages
     *
     * Sets the accepted languages.
     *
     * @return void
     */
    protected function setLanguages()
    {
        if ((count($this->languages) === 0) && ! empty($_SERVER[ 'HTTP_ACCEPT_LANGUAGE' ])) {
            $this->languages = explode(
                ',',
                preg_replace(
                    '/(;\s?q=[0-9\.]+)|\s/i',
                    '',
                    strtolower(trim($_SERVER[ 'HTTP_ACCEPT_LANGUAGE' ]))
                )
            );
        }

        if (count($this->languages) === 0) {
            $this->languages = ['Undefined'];
        }
    }
    // --------------------------------------------------------------------

    /**
     * UserAgent::isCharsetAllowed
     *
     * Checks for a particular character set.
     *
     * @param string $charset
     *
     * @return    bool
     */
    public function isCharsetAllowed($charset = 'utf-8')
    {
        return in_array(strtolower($charset), $this->getCharsets(), true);
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::getCharsets
     *
     * Gets the accepted character set.
     *
     * @return array
     */
    public function getCharsets()
    {
        if (count($this->charsets) === 0) {
            $this->setCharsets();
        }

        return $this->charsets;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::setCharsets
     *
     * Sets the accepted character sets
     *
     * @return void
     */
    protected function setCharsets()
    {
        if ((count($this->charsets) === 0) && ! empty($_SERVER[ 'HTTP_ACCEPT_CHARSET' ])) {
            $this->charsets = explode(
                ',',
                preg_replace(
                    '/(;\s?q=.+)|\s/i',
                    '',
                    strtolower(trim($_SERVER[ 'HTTP_ACCEPT_CHARSET' ]))
                )
            );
        }

        if (count($this->charsets) === 0) {
            $this->charsets = ['Undefined'];
        }
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::parse
     *
     * Parse a custom user-agent string
     *
     * @param string $string
     *
     * @return void
     */
    public function parse($string)
    {
        // Reset values
        $this->isBrowser = false;
        $this->isRobot = false;
        $this->isMobile = false;
        $this->browser = '';
        $this->browserVersion = '';
        $this->mobile = '';
        $this->robot = '';

        // Set the new user-agent string and parse it, unless empty
        $this->string = $string;

        if ( ! empty($string)) {
            $this->compileData();
        }
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::setBrowser
     *
     * Sets the user agent browser.
     *
     * @return    bool
     */
    protected function setBrowser()
    {
        if (is_array(static::$browsers) && count(static::$browsers) > 0) {
            foreach (static::$browsers as $key => $val) {
                if (preg_match('|' . $key . '.*?([0-9\.]+)|i', $this->string, $match)) {
                    $this->isBrowser = true;
                    $this->browserVersion = $match[ 1 ];
                    $this->browser = $val;
                    $this->setMobile();

                    return true;
                }
            }
        }

        return false;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::setMobile
     *
     * Sets the user agent mobile device.
     *
     * @return bool
     */
    protected function setMobile()
    {
        if (is_array(static::$mobiles) && count(static::$mobiles) > 0) {
            foreach (static::$mobiles as $key => $val) {
                if (false !== (stripos($this->string, $key))) {
                    $this->isMobile = true;
                    $this->mobile = $val;

                    return true;
                }
            }
        }

        return false;
    }

    // --------------------------------------------------------------------

    /**
     * UserAgent::setRobot
     *
     * Sets the user agent robot.
     *
     * @return bool
     */
    protected function setRobot()
    {
        if (is_array(static::$robots) && count(static::$robots) > 0) {
            foreach (static::$robots as $key => $val) {
                if (preg_match('|' . preg_quote($key) . '|i', $this->string)) {
                    $this->isRobot = true;
                    $this->robot = $val;
                    $this->setMobile();

                    return true;
                }
            }
        }

        return false;
    }
}

1			<?php
2			/**
3			* This file is part of the O2System Framework package.
4			*
5			* For the full copyright and license information, please view the LICENSE
6			* file that was distributed with this source code.
7			*
8			* @author Steeve Andrian Salim
9			* @copyright Copyright (c) Steeve Andrian Salim
10			*/
11
12			// ------------------------------------------------------------------------
13
14			namespace O2System\Framework\Http;
15
16			// ------------------------------------------------------------------------
17
18			/**
19			* Class UserAgent
20			*
21			* @package O2System\Framework\Http
22			*/
23			class UserAgent
24			{
25			/**
26			* List of platforms to compare against current user agent
27			*
28			* @var array
29			*/
30			public static $platforms = [];
31
32			/**
33			* List of browsers to compare against current user agent
34			*
35			* @var array
36			*/
37			public static $browsers = [];
38
39			/**
40			* List of mobile browsers to compare against current user agent
41			*
42			* @var array
43			*/
44			public static $mobiles = [];
45
46			/**
47			* List of robots to compare against current user agent
48			*
49			* @var array
50			*/
51			public static $robots = [];
52
53			/**
54			* Current user-agent
55			*
56			* @var string
57			*/
58			public $string = null;
59
60			/**
61			* Flag for if the user-agent belongs to a browser
62			*
63			* @var bool
64			*/
65			public $isBrowser = false;
66
67			/**
68			* Flag for if the user-agent is a robot
69			*
70			* @var bool
71			*/
72			public $isRobot = false;
73
74			/**
75			* Flag for if the user-agent is a mobile browser
76			*
77			* @var bool
78			*/
79			public $isMobile = false;
80
81			/**
82			* Languages accepted by the current user agent
83			*
84			* @var array
85			*/
86			public $languages = [];
87
88			/**
89			* Character sets accepted by the current user agent
90			*
91			* @var array
92			*/
93			public $charsets = [];
94
95			/**
96			* Current user-agent platform
97			*
98			* @var string
99			*/
100			public $platform = '';
101
102			/**
103			* Current user-agent browser
104			*
105			* @var string
106			*/
107			public $browser = '';
108
109			/**
110			* Current user-agent version
111			*
112			* @var string
113			*/
114			public $browserVersion = '';
115
116			/**
117			* Current user-agent mobile name
118			*
119			* @var string
120			*/
121			public $mobile = '';
122
123			/**
124			* Current user-agent device type
125			*
126			* @type string
127			*/
128			public $device = '';
129
130			/**
131			* Current user-agent robot name
132			*
133			* @var string
134			*/
135			public $robot = '';
136
137			/**
138			* HTTP Referer
139			*
140			* @var mixed
141			*/
142			public $referer;
143
144			// --------------------------------------------------------------------
145
146			/**
147			* UserAgent::__construct
148			*
149			* Sets the User Agent and runs the compilation routine
150			*
151			* @return void
152			*/
153			public function __construct()
154			{
155			if (isset($_SERVER[ 'HTTP_USER_AGENT' ])) {
156			$this->string = trim($_SERVER[ 'HTTP_USER_AGENT' ]);
157			}
158
159			if ($this->string !== null && $this->loadAgentFile()) {
160			$this->compileData();
161			}
162			}
163
164			// --------------------------------------------------------------------
165
166			/**
167			* UserAgent::loadAgentFile
168			*
169			* Compile the User Agent Data
170			*
171			* @return bool
172			*/
173			protected function loadAgentFile()
174			{
175			if (($found = is_file(PATH_FRAMEWORK . 'Config/UserAgents.php'))) {
176			include(PATH_FRAMEWORK . 'Config/UserAgents.php');
177			}
178
179			if ($found !== true) {
180			return false;
181			}
182
183			$return = false;
184
185			if (isset($platforms)) {
			0 ignored issues – show Comprehensibility Best Practice introduced 2019-01-08 10:12 UTC by Report Bug Copy Issue Report The variable `$platforms` seems to never exist and therefore `isset` should always be `false`. Loading history...
186			static::$platforms = $platforms;
187			unset($platforms);
188			$return = true;
189			}
190
191			if (isset($browsers)) {
			0 ignored issues – show Comprehensibility Best Practice introduced 2019-01-08 10:12 UTC by Report Bug Copy Issue Report The variable `$browsers` seems to never exist and therefore `isset` should always be `false`. Loading history...
192			static::$browsers = $browsers;
193			unset($browsers);
194			$return = true;
195			}
196
197			if (isset($mobiles)) {
			0 ignored issues – show Comprehensibility Best Practice introduced 2019-01-08 10:12 UTC by Report Bug Copy Issue Report The variable `$mobiles` seems to never exist and therefore `isset` should always be `false`. Loading history...
198			static::$mobiles = $mobiles;
199			unset($mobiles);
200			$return = true;
201			}
202
203			if (isset($robots)) {
			0 ignored issues – show Comprehensibility Best Practice introduced 2019-01-08 10:12 UTC by Report Bug Copy Issue Report The variable `$robots` seems to never exist and therefore `isset` should always be `false`. Loading history...
204			static::$robots = $robots;
205			unset($robots);
206			$return = true;
207			}
208
209			return $return;
210			}
211
212			// --------------------------------------------------------------------
213
214			/**
215			* UserAgent::compileData
216			*
217			* Compile the User Agent Data
218			*/
219			protected function compileData()
220			{
221			$this->setPlatform();
222
223			foreach (['setRobot', 'setBrowser', 'setMobile'] as $function) {
224			if ($this->$function() === true) {
225			break;
226			}
227			}
228			}
229
230			// --------------------------------------------------------------------
231
232			/**
233			* UserAgent::setPlatform
234			*
235			* Set the Platform
236			*
237			* @return bool
238			*/
239			protected function setPlatform()
240			{
241			if (is_array(static::$platforms) && count(static::$platforms) > 0) {
242			foreach (static::$platforms as $key => $val) {
243			if (preg_match('\|' . preg_quote($key) . '\|i', $this->string)) {
244			$this->platform = $val;
245
246			return true;
247			}
248			}
249			}
250
251			$this->platform = 'Unknown Platform';
252
253			return false;
254			}
255
256			// --------------------------------------------------------------------
257
258			/**
259			* UserAgent::isBrowser
260			*
261			* Is Browser
262			*
263			* @param string\|null $key
264			*
265			* @return bool
266			*/
267			public function isBrowser($key = null)
268			{
269			if ( ! $this->isBrowser) {
270			return false;
271			}
272
273			// No need to be specific, it's a browser
274			if ($key === null) {
275			return true;
276			}
277
278			// Check for a specific browser
279			return (isset(static::$browsers[ $key ]) && $this->browser === static::$browsers[ $key ]);
280			}
281
282			// --------------------------------------------------------------------
283
284			/**
285			* Is Robot
286			*
287			* @param string $key
288			*
289			* @return bool
290			*/
291			public function isRobot($key = null)
292			{
293			if ( ! $this->isRobot) {
294			return false;
295			}
296
297			// No need to be specific, it's a robot
298			if ($key === null) {
299			return true;
300			}
301
302			// Check for a specific robot
303			return (isset(static::$robots[ $key ]) && $this->robot === static::$robots[ $key ]);
304			}
305
306			// --------------------------------------------------------------------
307
308			/**
309			* UserAgent::isMobile
310			*
311			* Is Mobile
312			*
313			* @param string $key
314			*
315			* @return bool
316			*/
317			public function isMobile($key = null)
318			{
319			if ( ! $this->isMobile) {
320			return false;
321			}
322
323			// No need to be specific, it's a mobile
324			if ($key === null) {
325			return true;
326			}
327
328			// Check for a specific robot
329			return (isset(static::$mobiles[ $key ]) && $this->mobile === static::$mobiles[ $key ]);
330			}
331
332			// --------------------------------------------------------------------
333
334			/**
335			* UserAgent::isReferral
336			*
337			* Is this a referral from another site?
338			*
339			* @return bool
340			*/
341			public function isReferral()
342			{
343			if ( ! isset($this->referer)) {
344			if (empty($_SERVER[ 'HTTP_REFERER' ])) {
345			$this->referer = false;
346			} else {
347			$referer_host = @parse_url($_SERVER[ 'HTTP_REFERER' ], PHP_URL_HOST);
348			$own_host = parse_url(base_url(), PHP_URL_HOST);
349
350			$this->referer = ($referer_host && $referer_host !== $own_host);
351			}
352			}
353
354			return $this->referer;
355			}
356
357			// --------------------------------------------------------------------
358
359			/**
360			* UserAgent::getString
361			*
362			* Gets the user agent string.
363			*
364			* @return string
365			*/
366			public function getString()
367			{
368			return $this->string;
369			}
370
371			// --------------------------------------------------------------------
372
373			/**
374			* UserAgent::getPlatform
375			*
376			* Gets the user platform name.
377			*
378			* @return string
379			*/
380			public function getPlatform()
381			{
382			return $this->platform;
383			}
384
385			// --------------------------------------------------------------------
386
387			/**
388			* UserAgent::getBrowser
389			*
390			* Gets the user browser name.
391			*
392			* @return string
393			*/
394			public function getBrowser()
395			{
396			return $this->browser;
397			}
398
399			// --------------------------------------------------------------------
400
401			/**
402			* UserAgent::getBrowserVersion
403			*
404			* Gets the user browser version.
405			*
406			* @return string
407			*/
408			public function getBrowserVersion()
409			{
410			return $this->browserVersion;
411			}
412
413			// --------------------------------------------------------------------
414
415			/**
416			* UserAgent::getRobot
417			*
418			* Gets the robot name.
419			*
420			* @return string
421			*/
422			public function getRobot()
423			{
424			return $this->robot;
425			}
426
427			// --------------------------------------------------------------------
428
429			/**
430			* UserAgent::getMobile
431			*
432			* Gets the user mobile device name.
433			*
434			* @return string
435			*/
436			public function getMobile()
437			{
438			return $this->mobile;
439			}
440
441			// --------------------------------------------------------------------
442
443			/**
444			* UserAgent::isHttpReferrerExists
445			*
446			* Determine if the server http referrer exists.
447			*
448			* @return bool
449			*/
450			public function isHttpReferrerExists()
451			{
452			return empty($_SERVER[ 'HTTP_REFERER' ]) ? '' : trim($_SERVER[ 'HTTP_REFERER' ]);
			0 ignored issues – show Bug Best Practice introduced 2019-01-08 10:12 UTC by Report Bug Copy Issue Report The expression `return empty($_SERVER['H...SERVER['HTTP_REFERER'])` returns the type `string` which is incompatible with the documented return type `boolean`. Loading history...
453			}
454
455			// --------------------------------------------------------------------
456
457			/**
458			* UserAgent::isLanguageAllowed
459			*
460			* Checks for a particular language.
461			*
462			* @param string $lang
463			*
464			* @return bool
465			*/
466			public function isLanguageAllowed($lang = 'en')
467			{
468			return in_array(strtolower($lang), $this->getLanguages(), true);
469			}
470
471			// --------------------------------------------------------------------
472
473			/**
474			* UserAgent::getLanguages
475			*
476			* Gets the accepted languages.
477			*
478			* @return array
479			*/
480			public function getLanguages()
481			{
482			if (count($this->languages) === 0) {
483			$this->setLanguages();
484			}
485
486			return $this->languages;
487			}
488
489			// --------------------------------------------------------------------
490
491			/**
492			* UserAgent::setLanguages
493			*
494			* Sets the accepted languages.
495			*
496			* @return void
497			*/
498			protected function setLanguages()
499			{
500			if ((count($this->languages) === 0) && ! empty($_SERVER[ 'HTTP_ACCEPT_LANGUAGE' ])) {
501			$this->languages = explode(
502			',',
503			preg_replace(
504			'/(;\s?q=[0-9\.]+)\|\s/i',
505			'',
506			strtolower(trim($_SERVER[ 'HTTP_ACCEPT_LANGUAGE' ]))
507			)
508			);
509			}
510
511			if (count($this->languages) === 0) {
512			$this->languages = ['Undefined'];
513			}
514			}
515			// --------------------------------------------------------------------
516
517			/**
518			* UserAgent::isCharsetAllowed
519			*
520			* Checks for a particular character set.
521			*
522			* @param string $charset
523			*
524			* @return bool
525			*/
526			public function isCharsetAllowed($charset = 'utf-8')
527			{
528			return in_array(strtolower($charset), $this->getCharsets(), true);
529			}
530
531			// --------------------------------------------------------------------
532
533			/**
534			* UserAgent::getCharsets
535			*
536			* Gets the accepted character set.
537			*
538			* @return array
539			*/
540			public function getCharsets()
541			{
542			if (count($this->charsets) === 0) {
543			$this->setCharsets();
544			}
545
546			return $this->charsets;
547			}
548
549			// --------------------------------------------------------------------
550
551			/**
552			* UserAgent::setCharsets
553			*
554			* Sets the accepted character sets
555			*
556			* @return void
557			*/
558			protected function setCharsets()
559			{
560			if ((count($this->charsets) === 0) && ! empty($_SERVER[ 'HTTP_ACCEPT_CHARSET' ])) {
561			$this->charsets = explode(
562			',',
563			preg_replace(
564			'/(;\s?q=.+)\|\s/i',
565			'',
566			strtolower(trim($_SERVER[ 'HTTP_ACCEPT_CHARSET' ]))
567			)
568			);
569			}
570
571			if (count($this->charsets) === 0) {
572			$this->charsets = ['Undefined'];
573			}
574			}
575
576			// --------------------------------------------------------------------
577
578			/**
579			* UserAgent::parse
580			*
581			* Parse a custom user-agent string
582			*
583			* @param string $string
584			*
585			* @return void
586			*/
587			public function parse($string)
588			{
589			// Reset values
590			$this->isBrowser = false;
591			$this->isRobot = false;
592			$this->isMobile = false;
593			$this->browser = '';
594			$this->browserVersion = '';
595			$this->mobile = '';
596			$this->robot = '';
597
598			// Set the new user-agent string and parse it, unless empty
599			$this->string = $string;
600
601			if ( ! empty($string)) {
602			$this->compileData();
603			}
604			}
605
606			// --------------------------------------------------------------------
607
608			/**
609			* UserAgent::setBrowser
610			*
611			* Sets the user agent browser.
612			*
613			* @return bool
614			*/
615			protected function setBrowser()
616			{
617			if (is_array(static::$browsers) && count(static::$browsers) > 0) {
618			foreach (static::$browsers as $key => $val) {
619			if (preg_match('\|' . $key . '.*?([0-9\.]+)\|i', $this->string, $match)) {
620			$this->isBrowser = true;
621			$this->browserVersion = $match[ 1 ];
622			$this->browser = $val;
623			$this->setMobile();
624
625			return true;
626			}
627			}
628			}
629
630			return false;
631			}
632
633			// --------------------------------------------------------------------
634
635			/**
636			* UserAgent::setMobile
637			*
638			* Sets the user agent mobile device.
639			*
640			* @return bool
641			*/
642			protected function setMobile()
643			{
644			if (is_array(static::$mobiles) && count(static::$mobiles) > 0) {
645			foreach (static::$mobiles as $key => $val) {
646			if (false !== (stripos($this->string, $key))) {
647			$this->isMobile = true;
648			$this->mobile = $val;
649
650			return true;
651			}
652			}
653			}
654
655			return false;
656			}
657
658			// --------------------------------------------------------------------
659
660			/**
661			* UserAgent::setRobot
662			*
663			* Sets the user agent robot.
664			*
665			* @return bool
666			*/
667			protected function setRobot()
668			{
669			if (is_array(static::$robots) && count(static::$robots) > 0) {
670			foreach (static::$robots as $key => $val) {
671			if (preg_match('\|' . preg_quote($key) . '\|i', $this->string)) {
672			$this->isRobot = true;
673			$this->robot = $val;
674			$this->setMobile();
675
676			return true;
677			}
678			}
679			}
680
681			return false;
682			}
683			}

o2system / framework

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UserAgent::getBrowserVersion() A last analyzed 2019-10-02 16:41 UTC

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UserAgent::getBrowserVersion() A
last analyzed 2019-10-02 16:41 UTC