Completed
Push — origin/add/redirect-logged-out... ( f196f4...d93e55 )
by Jeremy
09:20 queued 49s
created

Jetpack_User_Agent_Info::is_firefox_desktop()   A

Complexity

Conditions 5
Paths 3

Size

Total Lines 14

Duplication

Lines 14
Ratio 100 %

Importance

Changes 0
Metric Value
cc 5
nc 3
nop 0
dl 14
loc 14
rs 9.4888
c 0
b 0
f 0
1
<?php
2
3
/**
4
 * Determine if the current User Agent matches the passed $kind
5
 *
6
 * @param string $kind Category of mobile device to check for.
7
 *                         Either: any, dumb, smart.
8
 * @param bool   $return_matched_agent Boolean indicating if the UA should be returned
9
 *
10
 * @return bool|string Boolean indicating if current UA matches $kind. If
11
 *                              $return_matched_agent is true, returns the UA string
12
 */
13
function jetpack_is_mobile( $kind = 'any', $return_matched_agent = false ) {
14
	static $kinds         = array( 'smart' => false, 'dumb' => false, 'any' => false );
15
	static $first_run     = true;
16
	static $matched_agent = '';
17
18
	// If an invalid kind is passed in, reset it to default.
19
	if ( ! isset( $kinds[ $kind ] ) ) {
20
			$kind = 'any';
21
	}
22
23
	if ( function_exists( 'apply_filters' ) ) {
24
		/**
25
		 * Filter the value of jetpack_is_mobile before it is calculated.
26
		 *
27
		 * Passing a truthy value to the filter will short-circuit determining the
28
		 * mobile type, returning the passed value instead.
29
		 *
30
		 * @since  4.2.0
31
		 *
32
		 * @param bool|string $matches Boolean if current UA matches $kind or not. If
33
		 *                             $return_matched_agent is true, should return the UA string
34
		 * @param string      $kind Category of mobile device being checked
35
		 * @param bool        $return_matched_agent Boolean indicating if the UA should be returned
36
		 */
37
		$pre = apply_filters( 'pre_jetpack_is_mobile', null, $kind, $return_matched_agent );
38
39
		if ( null !== $pre ) {
40
			return $pre;
41
		}
42
	}
43
44
	$ua_info = new Jetpack_User_Agent_Info();
45
46
	if ( empty( $_SERVER['HTTP_USER_AGENT'] ) || strpos( strtolower( $_SERVER['HTTP_USER_AGENT'] ), 'ipad' ) ) {
47
		return false;
48
	}
49
50
	// Remove Samsung Galaxy tablets (SCH-I800) from being mobile devices
51
	if ( strpos( strtolower( $_SERVER['HTTP_USER_AGENT'] ) , 'sch-i800') ) {
52
		return false;
53
	}
54
55
	if( $ua_info->is_android_tablet() &&  false === $ua_info->is_kindle_touch() ) {
56
		return false;
57
	}
58
59
	if( $ua_info->is_blackberry_tablet() ) {
60
		return false;
61
	}
62
63
	if ( $first_run ) {
64
		$first_run = false;
65
66
		//checks for iPhoneTier devices & RichCSS devices
67
		if ( $ua_info->isTierIphone() || $ua_info->isTierRichCSS() ) {
68
			$kinds['smart'] = true;
69
			$matched_agent  = $ua_info->matched_agent;
70
		}
71
72
		if ( ! $kinds['smart'] ) {
73
			// if smart, we are not dumb so no need to check
74
			$dumb_agents = $ua_info->dumb_agents;
75
			$agent       = strtolower( $_SERVER['HTTP_USER_AGENT'] );
76
77
			foreach ( $dumb_agents as $dumb_agent ) {
78
				if ( false !== strpos( $agent, $dumb_agent ) ) {
79
					$kinds['dumb'] = true;
80
					$matched_agent = $dumb_agent;
81
82
					break;
83
				}
84
			}
85
86
			if ( ! $kinds['dumb'] ) {
87
				if ( isset( $_SERVER['HTTP_X_WAP_PROFILE'] ) ) {
88
					$kinds['dumb'] = true;
89
					$matched_agent = 'http_x_wap_profile';
90
				} elseif ( isset( $_SERVER['HTTP_ACCEPT']) && ( preg_match( '/wap\.|\.wap/i', $_SERVER['HTTP_ACCEPT'] ) || false !== strpos( strtolower( $_SERVER['HTTP_ACCEPT'] ), 'application/vnd.wap.xhtml+xml' ) ) ) {
91
					$kinds['dumb'] = true;
92
					$matched_agent = 'vnd.wap.xhtml+xml';
93
				}
94
			}
95
		}
96
97
		if ( $kinds['dumb'] || $kinds['smart'] ) {
98
			$kinds['any'] = true;
99
		}
100
	}
101
102
	$value = $kinds[ $kind ];
103
104
	if ( $return_matched_agent ) {
105
		$value = $matched_agent;
106
	}
107
108
	if ( function_exists( 'apply_filters' ) ) {
109
		/**
110
		 * Filter the value of jetpack_is_mobile
111
		 *
112
		 * @since  4.2.0
113
		 *
114
		 * @param bool|string $matches Boolean if current UA matches $kind or not. If
115
		 *                             $return_matched_agent is true, should return the UA string
116
		 * @param string      $kind Category of mobile device being checked
117
		 * @param bool        $return_matched_agent Boolean indicating if the UA should be returned
118
		 */
119
		$value = apply_filters( 'jetpack_is_mobile', $value, $kind, $return_matched_agent );
120
	}
121
122
	return $value;
123
}
124
125
class Jetpack_User_Agent_Info {
126
127
	public $useragent;
128
	public $matched_agent;
129
	public $isTierIphone; //Stores whether is the iPhone tier of devices.
130
	public $isTierRichCss; //Stores whether the device can probably support Rich CSS, but JavaScript (jQuery) support is not assumed.
131
	public $isTierGenericMobile; //Stores whether it is another mobile device, which cannot be assumed to support CSS or JS (eg, older BlackBerry, RAZR)
132
133
    private $_platform = null; //Stores the device platform name
134
	const PLATFORM_WINDOWS 			= 'windows';
135
	const PLATFORM_IPHONE 			= 'iphone';
136
	const PLATFORM_IPOD 			= 'ipod';
137
	const PLATFORM_IPAD 			= 'ipad';
138
	const PLATFORM_BLACKBERRY 		= 'blackberry';
139
	const PLATFORM_BLACKBERRY_10 	= 'blackberry_10';
140
	const PLATFORM_SYMBIAN			= 'symbian_series60';
141
	const PLATFORM_SYMBIAN_S40		= 'symbian_series40';
142
	const PLATFORM_J2ME_MIDP		= 'j2me_midp';
143
	const PLATFORM_ANDROID 			= 'android';
144
	const PLATFORM_ANDROID_TABLET	= 'android_tablet';
145
	const PLATFORM_FIREFOX_OS		= 'firefoxOS';
146
147
	public $dumb_agents = array(
148
		'nokia', 'blackberry', 'philips', 'samsung', 'sanyo', 'sony', 'panasonic', 'webos',
149
		'ericsson', 'alcatel', 'palm',
150
		'windows ce', 'opera mini', 'series60', 'series40',
151
		'au-mic,', 'audiovox', 'avantgo', 'blazer',
152
		'danger', 'docomo', 'epoc',
153
		'ericy', 'i-mode', 'ipaq',  'midp-',
154
		'mot-', 'netfront', 'nitro',
155
		'palmsource',  'pocketpc', 'portalmmm',
156
		'rover', 'sie-',
157
		'symbian', 'cldc-', 'j2me',
158
		'smartphone', 'up.browser', 'up.link',
159
		'up.link', 'vodafone/', 'wap1.', 'wap2.', 'mobile', 'googlebot-mobile',
160
	);
161
162
   //The constructor. Initializes default variables.
163
   function __construct()
164
   {
165
   		if ( !empty( $_SERVER['HTTP_USER_AGENT'] ) )
166
       		$this->useragent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
167
   }
168
169
   /**
170
    * This method detects the mobile User Agent name.
171
    *
172
    * @return string The matched User Agent name, false otherwise.
173
    */
174
   function get_mobile_user_agent_name() {
175
   		if( $this->is_chrome_for_iOS( ) ) //keep this check before the safari rule
176
   			return 'chrome-for-ios';
177
	   	elseif ( $this->is_iphone_or_ipod( 'iphone-safari' ) )
178
	 	  	return  'iphone';
179
	   	elseif ( $this->is_ipad( 'ipad-safari' ) )
180
	   		return 'ipad';
181
	   	elseif ( $this->is_android_tablet() ) //keep this check before the android rule
182
	   		return 'android_tablet';
183
	   	elseif ( $this->is_android() )
184
	   		return 'android';
185
	   	elseif ( $this->is_blackberry_10() )
186
	   		return 'blackberry_10';
187
	   	elseif ( $this->is_blackbeberry() )
188
	   		return 'blackberry';
189
	   	elseif ( $this->is_WindowsPhone7() )
190
	   		return 'win7';
191
	   	elseif ( $this->is_windows_phone_8() )
192
	   		return 'winphone8';
193
	   	elseif ( $this->is_opera_mini() )
194
	   		return 'opera-mini';
195
		elseif ( $this->is_opera_mini_dumb() )
196
	   		return 'opera-mini-dumb';
197
	   	elseif ( $this->is_opera_mobile() )
198
	   		return 'opera-mobi';
199
	   	elseif ( $this->is_blackberry_tablet() )
200
	   		return 'blackberry_tablet';
201
	   	elseif ( $this->is_kindle_fire() )
202
	   		return 'kindle-fire';
203
	   	elseif ( $this->is_PalmWebOS() )
204
	   		return 'webos';
205
	   	elseif ( $this->is_S60_OSSBrowser() )
206
	   		return 'series60';
207
	   	elseif ( $this->is_firefox_os() )
208
	   	   	return 'firefoxOS';
209
	   	elseif ( $this->is_firefox_mobile() )
210
	   		return 'firefox_mobile';
211
	   	elseif ( $this->is_MaemoTablet() )
212
	   		return 'maemo';
213
		elseif ( $this->is_MeeGo() )
214
	   		return 'meego';
215
	   	elseif( $this->is_TouchPad() )
216
	   		return 'hp_tablet';
217
	    elseif ( $this->is_facebook_for_iphone() )
218
 	  		return  'facebook-for-iphone';
219
 	  	elseif ( $this->is_facebook_for_ipad() )
220
 	  		return  'facebook-for-ipad';
221
   		elseif ( $this->is_twitter_for_iphone() )
222
 	  		return  'twitter-for-iphone';
223
 	  	elseif ( $this->is_twitter_for_ipad() )
224
 	  		return  'twitter-for-ipad';
225
 	  	elseif ( $this->is_wordpress_for_ios() )
226
 	  		return  'ios-app';
227
	   	elseif ( $this->is_iphone_or_ipod( 'iphone-not-safari' ) )
228
	 	  	return  'iphone-unknown';
229
	   	elseif ( $this->is_ipad( 'ipad-not-safari' ) )
230
	   		return 'ipad-unknown';
231
	   	elseif ( $this->is_Nintendo_3DS() )
232
	   		return 'nintendo-3ds';
233
	   	else {
234
	   		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
235
	   		$dumb_agents = $this->dumb_agents;
236
	   		foreach ( $dumb_agents as $dumb_agent ) {
237
	   			if ( false !== strpos( $agent, $dumb_agent ) ) {
238
	   				return $dumb_agent;
239
	   			}
240
	   		}
241
	   	}
242
243
	   	return false;
244
   }
245
246
   /**
247
    * This method detects the mobile device's platform. All return strings are from the class constants.
248
    * Note that this function returns the platform name, not the UA name/type. You should use a different function
249
    * if you need to test the UA capabilites.
250
    *
251
    * @return string Name of the platform, false otherwise.
252
    */
253
   public function get_platform() {
254
   	if ( isset( $this->_platform ) ) {
255
   		return $this->_platform;
256
   	}
257
258
    if ( strpos( $this->useragent, 'windows phone' ) !== false ) {
259
   		$this->_platform = self::PLATFORM_WINDOWS;
260
   	}
261
   	elseif ( strpos( $this->useragent, 'windows ce' ) !== false ) {
262
   		$this->_platform = self::PLATFORM_WINDOWS;
263
   	}
264
   	elseif ( strpos( $this->useragent, 'ipad' ) !== false ) {
265
   		$this->_platform = self::PLATFORM_IPAD;
266
   	}
267
   	else if ( strpos( $this->useragent, 'ipod' ) !== false ) {
268
   		$this->_platform = self::PLATFORM_IPOD;
269
   	}
270
   	else if ( strpos( $this->useragent, 'iphone' ) !== false ) {
271
   		$this->_platform = self::PLATFORM_IPHONE;
272
   	}
273
   	elseif ( strpos( $this->useragent, 'android' ) !== false ) {
274
   	 if ( $this->is_android_tablet() )
275
   		 $this->_platform = self::PLATFORM_ANDROID_TABLET;
276
   	 else
277
   		$this->_platform = self::PLATFORM_ANDROID;
278
   	}
279
    elseif ( $this->is_kindle_fire() ) {
280
   		$this->_platform = self::PLATFORM_ANDROID_TABLET;
281
   	}
282
   	elseif ( $this->is_blackberry_10() ) {
283
   		$this->_platform = self::PLATFORM_BLACKBERRY_10;
284
   	}
285
   	elseif ( strpos( $this->useragent, 'blackberry' ) !== false ) {
286
   		$this->_platform = self::PLATFORM_BLACKBERRY;
287
   	}
288
   	elseif ( $this->is_blackberry_tablet() ) {
289
   		$this->_platform = self::PLATFORM_BLACKBERRY;
290
   	}
291
    elseif ( $this->is_symbian_platform() ) {
292
   		$this->_platform = self::PLATFORM_SYMBIAN;
293
   	}
294
    elseif ( $this->is_symbian_s40_platform() ) {
295
   		$this->_platform = self::PLATFORM_SYMBIAN_S40;
296
   	}
297
    elseif ( $this->is_J2ME_platform() ) {
298
   		$this->_platform = self::PLATFORM_J2ME_MIDP;
299
   	}
300
   	elseif ( $this->is_firefox_os() ) {
301
   		$this->_platform = self::PLATFORM_FIREFOX_OS;
302
   	}
303
   	else
304
   		$this->_platform = false;
305
306
   		return $this->_platform;
307
   }
308
309
	/*
310
	 * This method detects for UA which can display iPhone-optimized web content.
311
	 * Includes iPhone, iPod Touch, Android, WebOS, Fennec (Firefox mobile), etc.
312
	 *
313
	 */
314
	function isTierIphone() {
315
		if ( isset( $this->isTierIphone ) ) {
316
			return $this->isTierIphone;
317
		}
318
		if ( $this->is_iphoneOrIpod() ) {
319
			$this->matched_agent = 'iphone';
320
			$this->isTierIphone = true;
321
			$this->isTierRichCss = false;
322
			$this->isTierGenericMobile = false;
323
		}
324 View Code Duplication
		elseif ( $this->is_android() ) {
325
			$this->matched_agent = 'android';
326
			$this->isTierIphone = true;
327
			$this->isTierRichCss = false;
328
			$this->isTierGenericMobile = false;
329
		}
330
		elseif ( $this->is_windows_phone_8() ) {
331
			$this->matched_agent = 'winphone8';
332
			$this->isTierIphone = true;
333
			$this->isTierRichCss = false;
334
			$this->isTierGenericMobile = false;
335
		}
336 View Code Duplication
		elseif ( $this->is_WindowsPhone7() ) {
337
			$this->matched_agent = 'win7';
338
			$this->isTierIphone = true;
339
			$this->isTierRichCss = false;
340
			$this->isTierGenericMobile = false;
341
		}
342
		elseif ( $this->is_blackberry_10() ) {
343
			$this->matched_agent = 'blackberry-10';
344
			$this->isTierIphone = true;
345
			$this->isTierRichCss = false;
346
			$this->isTierGenericMobile = false;
347
		}
348 View Code Duplication
		elseif ( $this->is_blackbeberry() && $this->detect_blackberry_browser_version() == 'blackberry-webkit' ) {
349
			$this->matched_agent = 'blackberry-webkit';
350
			$this->isTierIphone = true;
351
			$this->isTierRichCss = false;
352
			$this->isTierGenericMobile = false;
353
		}
354
		elseif ( $this->is_blackberry_tablet() ) {
355
			$this->matched_agent = 'blackberry_tablet';
356
			$this->isTierIphone = true;
357
			$this->isTierRichCss = false;
358
			$this->isTierGenericMobile = false;
359
		}
360 View Code Duplication
		elseif ( $this->is_PalmWebOS() ) {
361
			$this->matched_agent = 'webos';
362
			$this->isTierIphone = true;
363
			$this->isTierRichCss = false;
364
			$this->isTierGenericMobile = false;
365
		}
366
		elseif ( $this->is_TouchPad() ) {
367
			$this->matched_agent = 'hp_tablet';
368
			$this->isTierIphone = true;
369
			$this->isTierRichCss = false;
370
			$this->isTierGenericMobile = false;
371
		}
372 View Code Duplication
		elseif ( $this->is_firefox_os() ) {
373
			$this->matched_agent = 'firefoxOS';
374
			$this->isTierIphone = true;
375
			$this->isTierRichCss = false;
376
			$this->isTierGenericMobile = false;
377
		}
378
		elseif ( $this->is_firefox_mobile() ) {
379
			$this->matched_agent = 'fennec';
380
			$this->isTierIphone = true;
381
			$this->isTierRichCss = false;
382
			$this->isTierGenericMobile = false;
383
		}
384 View Code Duplication
		elseif ( $this->is_opera_mobile() ) {
385
			$this->matched_agent = 'opera-mobi';
386
			$this->isTierIphone = true;
387
			$this->isTierRichCss = false;
388
			$this->isTierGenericMobile = false;
389
		}
390
		elseif ( $this->is_MaemoTablet() ) {
391
			$this->matched_agent = 'maemo';
392
			$this->isTierIphone = true;
393
			$this->isTierRichCss = false;
394
			$this->isTierGenericMobile = false;
395
		}
396 View Code Duplication
		elseif ( $this->is_MeeGo() ) {
397
			$this->matched_agent = 'meego';
398
			$this->isTierIphone = true;
399
			$this->isTierRichCss = false;
400
			$this->isTierGenericMobile = false;
401
		}
402
		elseif ( $this->is_kindle_touch() ) {
403
			$this->matched_agent = 'kindle-touch';
404
			$this->isTierIphone = true;
405
			$this->isTierRichCss = false;
406
			$this->isTierGenericMobile = false;
407
		}
408 View Code Duplication
		elseif ( $this->is_Nintendo_3DS() ) {
409
			$this->matched_agent = 'nintendo-3ds';
410
			$this->isTierIphone = true;
411
			$this->isTierRichCss = false;
412
			$this->isTierGenericMobile = false;
413
		}
414
		else {
415
			$this->isTierIphone = false;
416
		}
417
		return $this->isTierIphone;
418
	}
419
420
	/*
421
	 * This method detects for UA which are likely to be capable
422
	 * but may not necessarily support JavaScript.
423
	 * Excludes all iPhone Tier UA.
424
	 *
425
	 */
426
	function isTierRichCss(){
427
		if ( isset( $this->isTierRichCss ) ) {
428
			return $this->isTierRichCss;
429
		}
430
		if ($this->isTierIphone())
431
		return false;
432
433
		//The following devices are explicitly ok.
434
		if ( $this->is_S60_OSSBrowser() ) {
435
			$this->matched_agent = 'series60';
436
			$this->isTierIphone = false;
437
			$this->isTierRichCss = true;
438
			$this->isTierGenericMobile = false;
439
		}
440 View Code Duplication
		elseif ( $this->is_opera_mini() ) {
441
			$this->matched_agent = 'opera-mini';
442
			$this->isTierIphone = false;
443
			$this->isTierRichCss = true;
444
			$this->isTierGenericMobile = false;
445
		}
446
		elseif ( $this->is_blackbeberry() ) {
447
			$detectedDevice = $this->detect_blackberry_browser_version();
448
			if ( $detectedDevice === 'blackberry-5' || $detectedDevice == 'blackberry-4.7' || $detectedDevice === 'blackberry-4.6' ) {
449
				$this->matched_agent = $detectedDevice;
450
				$this->isTierIphone = false;
451
				$this->isTierRichCss = true;
452
				$this->isTierGenericMobile = false;
453
			}
454
		}
455
		else {
456
			$this->isTierRichCss = false;
457
		}
458
459
		return $this->isTierRichCss;
460
	}
461
462
	// Detects if the user is using a tablet.
463
	// props Corey Gilmore, BGR.com
464
	static function is_tablet() {
465
		return ( 0 // never true, but makes it easier to manage our list of tablet conditions
466
				||  self::is_ipad()
467
				||  self::is_android_tablet()
468
				||  self::is_blackberry_tablet()
469
				||  self::is_kindle_fire()
470
				||  self::is_MaemoTablet()
471
				||  self::is_TouchPad()
472
		);
473
	}
474
475
	/*
476
	 *  Detects if the current UA is the default iPhone or iPod Touch Browser.
477
	 *
478
	 *  DEPRECATED: use is_iphone_or_ipod
479
	 *
480
	 */
481
	static function is_iphoneOrIpod(){
482
483
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
484
			return false;
485
486
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
487 View Code Duplication
		if ( ( strpos( $ua, 'iphone' ) !== false ) || ( strpos( $ua,'ipod' ) !== false ) ) {
488
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() )
489
	   			return false;
490
	   		else
491
	   			return true;
492
		}
493
		else
494
			return false;
495
	}
496
497
498
	/*
499
	 *  Detects if the current UA is iPhone Mobile Safari or another iPhone or iPod Touch Browser.
500
	 *
501
	 *  They type can check for any iPhone, an iPhone using Safari, or an iPhone using something other than Safari.
502
	 *
503
	 *  Note: If you want to check for Opera mini, Opera mobile or Firefox mobile (or any 3rd party iPhone browser),
504
	 *  you should put the check condition before the check for 'iphone-any' or 'iphone-not-safari'.
505
	 *  Otherwise those browsers will be 'catched' by the iphone string.
506
	 *
507
	 */
508
	static function is_iphone_or_ipod( $type = 'iphone-any' ) {
509
510
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
511
			return false;
512
513
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
514
		$is_iphone = ( strpos( $ua, 'iphone' ) !== false ) || ( strpos( $ua,'ipod' ) !== false );
515
		$is_safari = ( false !== strpos( $ua, 'safari' ) );
516
517
		if ( 'iphone-safari' == $type )
518
			return $is_iphone && $is_safari;
519
		elseif ( 'iphone-not-safari' == $type )
520
			return $is_iphone && !$is_safari;
521
		else
522
			return $is_iphone;
523
	}
524
525
526
	/*
527
	*  Detects if the current UA is Chrome for iOS
528
	*
529
	*  The User-Agent string in Chrome for iOS is the same as the Mobile Safari User-Agent, with CriOS/<ChromeRevision> instead of Version/<VersionNum>.
530
	*  - Mozilla/5.0 (iPhone; U; CPU iPhone OS 5_1_1 like Mac OS X; en) AppleWebKit/534.46.0 (KHTML, like Gecko) CriOS/19.0.1084.60 Mobile/9B206 Safari/7534.48.3
531
	*/
532
	static function is_chrome_for_iOS( ) {
533
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
534
			return false;
535
536
		if ( self::is_iphone_or_ipod( 'iphone-safari' ) === false ) return false;
537
538
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
539
540
		if ( strpos( $ua, 'crios/' ) !== false )
541
			return true;
542
		else
543
			return false;
544
	}
545
546
547
	/*
548
	 *  Detects if the current UA is Twitter for iPhone
549
	 *
550
	 * Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_3_5 like Mac OS X; nb-no) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8L1 Twitter for iPhone
551
	 * Mozilla/5.0 (iPhone; CPU iPhone OS 5_1_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Mobile/9B206 Twitter for iPhone
552
	 *
553
	 */
554
	static function is_twitter_for_iphone( ) {
555
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
556
			return false;
557
558
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
559
560
		if ( strpos( $ua, 'ipad' ) !== false )
561
			return false;
562
563
		if ( strpos( $ua, 'twitter for iphone' ) !== false )
564
			return true;
565
		else
566
			return false;
567
	}
568
569
	/*
570
	 * Detects if the current UA is Twitter for iPad
571
	 *
572
	 * Old version 4.X - Mozilla/5.0 (iPad; U; CPU OS 4_3_5 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8L1 Twitter for iPad
573
	 * Ver 5.0 or Higher - Mozilla/5.0 (iPad; CPU OS 5_1_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Mobile/9B206 Twitter for iPhone
574
	 *
575
	 */
576 View Code Duplication
	static function is_twitter_for_ipad( ) {
577
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
578
			return false;
579
580
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
581
582
		if ( strpos( $ua, 'twitter for ipad' ) !== false )
583
			return true;
584
		elseif( strpos( $ua, 'ipad' ) !== false && strpos( $ua, 'twitter for iphone' ) !== false )
585
			return true;
586
		else
587
			return false;
588
	}
589
590
591
	/*
592
	 * Detects if the current UA is Facebook for iPhone
593
	 * - Facebook 4020.0 (iPhone; iPhone OS 5.0.1; fr_FR)
594
	 * - Mozilla/5.0 (iPhone; U; CPU iPhone OS 5_0 like Mac OS X; en_US) AppleWebKit (KHTML, like Gecko) Mobile [FBAN/FBForIPhone;FBAV/4.0.2;FBBV/4020.0;FBDV/iPhone3,1;FBMD/iPhone;FBSN/iPhone OS;FBSV/5.0;FBSS/2; FBCR/O2;FBID/phone;FBLC/en_US;FBSF/2.0]
595
	 * - Mozilla/5.0 (iPhone; CPU iPhone OS 5_1_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Mobile/9B206 [FBAN/FBIOS;FBAV/5.0;FBBV/47423;FBDV/iPhone3,1;FBMD/iPhone;FBSN/iPhone OS;FBSV/5.1.1;FBSS/2; FBCR/3ITA;FBID/phone;FBLC/en_US]
596
	 */
597
	static function is_facebook_for_iphone( ) {
598
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
599
			return false;
600
601
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
602
603
		if( false === strpos( $ua, 'iphone' ) )
604
			return false;
605
606
		if ( false !== strpos( $ua, 'facebook' ) && false === strpos( $ua, 'ipad' ) )
607
			return true;
608
		else if ( false !== strpos( $ua, 'fbforiphone' ) && false === strpos( $ua, 'tablet' ) )
609
			return true;
610
		else if ( false !== strpos( $ua, 'fban/fbios;' ) && false === strpos( $ua, 'tablet' ) ) //FB app v5.0 or higher
611
			return true;
612
		else
613
			return false;
614
	}
615
616
	/*
617
	 * Detects if the current UA is Facebook for iPad
618
	 * - Facebook 4020.0 (iPad; iPhone OS 5.0.1; en_US)
619
	 * - Mozilla/5.0 (iPad; U; CPU iPhone OS 5_0 like Mac OS X; en_US) AppleWebKit (KHTML, like Gecko) Mobile [FBAN/FBForIPhone;FBAV/4.0.2;FBBV/4020.0;FBDV/iPad2,1;FBMD/iPad;FBSN/iPhone OS;FBSV/5.0;FBSS/1; FBCR/;FBID/tablet;FBLC/en_US;FBSF/1.0]
620
	 * - Mozilla/5.0 (iPad; CPU OS 6_0 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Mobile/10A403 [FBAN/FBIOS;FBAV/5.0;FBBV/47423;FBDV/iPad2,1;FBMD/iPad;FBSN/iPhone OS;FBSV/6.0;FBSS/1; FBCR/;FBID/tablet;FBLC/en_US]
621
	 */
622 View Code Duplication
	static function is_facebook_for_ipad( ) {
623
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
624
			return false;
625
626
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
627
628
		if ( false === strpos( $ua, 'ipad' ) )
629
			return false;
630
631
		if ( false !== strpos( $ua, 'facebook' ) || false !== strpos( $ua, 'fbforiphone' ) || false !== strpos( $ua, 'fban/fbios;' ) )
632
			return true;
633
		else
634
			return false;
635
	}
636
637
	/*
638
	 *  Detects if the current UA is WordPress for iOS
639
	 */
640
	static function is_wordpress_for_ios( ) {
641
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
642
			return false;
643
644
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
645
		if ( false !== strpos( $ua, 'wp-iphone' ) )
646
			return true;
647
		else
648
			return false;
649
	}
650
651
	/*
652
	 * Detects if the current device is an iPad.
653
	 * They type can check for any iPad, an iPad using Safari, or an iPad using something other than Safari.
654
	 *
655
	 * Note: If you want to check for Opera mini, Opera mobile or Firefox mobile (or any 3rd party iPad browser),
656
	 * you should put the check condition before the check for 'iphone-any' or 'iphone-not-safari'.
657
	 * Otherwise those browsers will be 'catched' by the ipad string.
658
	 *
659
	*/
660
	static function is_ipad( $type = 'ipad-any' ) {
661
662
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
663
			return false;
664
665
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
666
667
		$is_ipad = ( false !== strpos( $ua, 'ipad' ) );
668
		$is_safari = ( false !== strpos( $ua, 'safari' ) );
669
670
		if ( 'ipad-safari' == $type )
671
			return $is_ipad && $is_safari;
672
		elseif ( 'ipad-not-safari' == $type )
673
			return $is_ipad && !$is_safari;
674
		else
675
			return $is_ipad;
676
	}
677
678
	/*
679
	 * Detects if the current browser is Firefox Mobile (Fennec)
680
	 *
681
	 * http://www.useragentstring.com/pages/Fennec/
682
	 * Mozilla/5.0 (Windows NT 6.1; WOW64; rv:2.1.1) Gecko/20110415 Firefox/4.0.2pre Fennec/4.0.1
683
	 * Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1b2pre) Gecko/20081015 Fennec/1.0a1
684
	 */
685
	static function is_firefox_mobile( ) {
686
687
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
688
			return false;
689
690
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
691
692
		if ( strpos( $ua, 'fennec' ) !== false )
693
			return true;
694
		else
695
			return false;
696
	}
697
698
	/*
699
	 * Detects if the current browser is Firefox for desktop
700
	 *
701
	 * https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/User-Agent/Firefox
702
	 * Mozilla/5.0 (platform; rv:geckoversion) Gecko/geckotrail Firefox/firefoxversion
703
	 * The platform section will include 'Mobile' for phones and 'Tablet' for tablets.
704
	 *
705
	 */
706 View Code Duplication
	static function is_firefox_desktop() {
707
708
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
709
			return false;
710
		}
711
712
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
713
714
		if ( false !== strpos( $ua, 'firefox' ) && false === strpos( $ua, 'mobile' ) && false === strpos( $ua, 'tablet' ) ) {
715
			return true;
716
		} else {
717
			return false;
718
		}
719
	}
720
721
	/*
722
	 * Detects if the current browser is FirefoxOS Native browser
723
	*
724
	* Mozilla/5.0 (Mobile; rv:14.0) Gecko/14.0 Firefox/14.0
725
	*
726
	*/
727 View Code Duplication
	static function is_firefox_os( ) {
728
729
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
730
			return false;
731
732
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
733
734
		if ( strpos( $ua, 'mozilla' ) !== false && strpos( $ua, 'mobile' ) !== false && strpos( $ua, 'gecko' ) !== false && strpos( $ua, 'firefox' ) !== false)
735
			return true;
736
		else
737
			return false;
738
	}
739
740
741
	/*
742
	 * Detects if the current browser is Opera Mobile
743
	 *
744
	 * What is the difference between Opera Mobile and Opera Mini?
745
	 * - Opera Mobile is a full Internet browser for mobile devices.
746
	 * - Opera Mini always uses a transcoder to convert the page for a small display.
747
	 * (it uses Opera advanced server compression technology to compress web content before it gets to a device.
748
	 *  The rendering engine is on Opera's server.)
749
	 *
750
	 * Opera/9.80 (Windows NT 6.1; Opera Mobi/14316; U; en) Presto/2.7.81 Version/11.00"
751
	 * Opera/9.50 (Nintendo DSi; Opera/507; U; en-US)
752
	 */
753 View Code Duplication
	static function is_opera_mobile( ) {
754
755
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
756
			return false;
757
758
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
759
760
		if ( strpos( $ua, 'opera' ) !== false && strpos( $ua, 'mobi' ) !== false )
761
			return true;
762
		elseif ( strpos( $ua, 'opera' ) !== false && strpos( $ua, 'nintendo dsi' ) !== false )
763
			return true;
764
		else
765
			return false;
766
	}
767
768
769
	/*
770
	 * Detects if the current browser is Opera Mini
771
	 *
772
	 * Opera/8.01 (J2ME/MIDP; Opera Mini/3.0.6306/1528; en; U; ssr)
773
	 * Opera/9.80 (Android;Opera Mini/6.0.24212/24.746 U;en) Presto/2.5.25 Version/10.5454
774
	 * Opera/9.80 (iPhone; Opera Mini/5.0.019802/18.738; U; en) Presto/2.4.15
775
	 * Opera/9.80 (J2ME/iPhone;Opera Mini/5.0.019802/886; U; ja) Presto/2.4.15
776
	 * Opera/9.80 (J2ME/iPhone;Opera Mini/5.0.019802/886; U; ja) Presto/2.4.15
777
	 * Opera/9.80 (Series 60; Opera Mini/5.1.22783/23.334; U; en) Presto/2.5.25 Version/10.54
778
	 * Opera/9.80 (BlackBerry; Opera Mini/5.1.22303/22.387; U; en) Presto/2.5.25 Version/10.54
779
	 *
780
	 */
781
	static function is_opera_mini( ) {
782
783
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
784
			return false;
785
786
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
787
788
		if ( strpos( $ua, 'opera' ) !== false && strpos( $ua, 'mini' ) !== false )
789
			return true;
790
		else
791
			return false;
792
	}
793
794
	/*
795
	 * Detects if the current browser is Opera Mini, but not on a smart device OS(Android, iOS, etc)
796
	 * Used to send users on dumb devices to m.wor
797
	 */
798
	static function is_opera_mini_dumb( ) {
799
800
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
801
			return false;
802
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
803
804
		if ( self::is_opera_mini() ) {
805
			if ( strpos( $ua, 'android' ) !== false  || strpos( $ua, 'iphone' ) !== false || strpos( $ua, 'ipod' ) !== false
806
		 	|| strpos( $ua, 'ipad' ) !== false || strpos( $ua, 'blackberry' ) !== false)
807
				return false;
808
			else
809
				return true;
810
		} else {
811
			return false;
812
		}
813
	}
814
815
	/*
816
	 * Detects if the current browser is Opera Mobile or Mini.
817
	 * DEPRECATED: use is_opera_mobile or is_opera_mini
818
	 *
819
	 * Opera Mini 5 Beta: Opera/9.80 (J2ME/MIDP; Opera Mini/5.0.15650/756; U; en) Presto/2.2.0
820
	 * Opera Mini 8: Opera/8.01 (J2ME/MIDP; Opera Mini/3.0.6306/1528; en; U; ssr)
821
	 */
822
	static function is_OperaMobile() {
823
		_deprecated_function( __FUNCTION__, 'always', 'is_opera_mini() or is_opera_mobile()' );
824
825
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
826
		return false;
827
828
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
829
830
		if ( strpos( $ua, 'opera' ) !== false ) {
831
			if ( ( strpos( $ua, 'mini' ) !== false ) || ( strpos( $ua,'mobi'  ) !== false ) )
832
				return true;
833
			else
834
				return false;
835
		} else {
836
			return false;
837
		}
838
	}
839
840
	/*
841
	 * Detects if the current browser is a Windows Phone 7 device.
842
	 * ex: Mozilla/4.0 (compatible; MSIE 7.0; Windows Phone OS 7.0; Trident/3.1; IEMobile/7.0; LG; GW910)
843
	 */
844 View Code Duplication
	static function is_WindowsPhone7() {
845
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
846
			return false;
847
848
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
849
850
		if ( false === strpos( $ua, 'windows phone os 7' ) ) {
851
			return false;
852
		} else {
853
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() )
854
	   			return false;
855
	   		else
856
	   			return true;
857
		}
858
	}
859
860
	/*
861
	 * Detects if the current browser is a Windows Phone 8 device.
862
	 * ex: Mozilla/5.0 (compatible; MSIE 10.0; Windows Phone 8.0; Trident/6.0; ARM; Touch; IEMobile/10.0; <Manufacturer>; <Device> [;<Operator>])
863
	 */
864
	static function is_windows_phone_8() {
865
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
866
			return false;
867
868
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
869
		if ( strpos( $ua, 'windows phone 8' ) === false ) {
870
			return false;
871
		} else {
872
			return true;
873
		}
874
	}
875
876
877
	/*
878
	 * Detects if the current browser is on a Palm device running the new WebOS. This EXCLUDES TouchPad.
879
	 *
880
	 * ex1: Mozilla/5.0 (webOS/1.4.0; U; en-US) AppleWebKit/532.2 (KHTML, like Gecko) Version/1.0 Safari/532.2 Pre/1.1
881
	 * ex2: Mozilla/5.0 (webOS/1.4.0; U; en-US) AppleWebKit/532.2 (KHTML, like Gecko) Version/1.0 Safari/532.2 Pixi/1.1
882
	 *
883
	 */
884 View Code Duplication
	static function is_PalmWebOS() {
885
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
886
			return false;
887
888
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
889
890
		if ( false === strpos( $ua, 'webos' ) ) {
891
	   		return false;
892
		} else {
893
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() )
894
	   			return false;
895
	   		else
896
	   			return true;
897
		}
898
	}
899
900
	/*
901
	 * Detects if the current browser is the HP TouchPad default browser. This excludes phones wt WebOS.
902
	 *
903
	 * TouchPad Emulator: Mozilla/5.0 (hp-desktop; Linux; hpwOS/2.0; U; it-IT) AppleWebKit/534.6 (KHTML, like Gecko) wOSBrowser/233.70 Safari/534.6 Desktop/1.0
904
	 * TouchPad: Mozilla/5.0 (hp-tablet; Linux; hpwOS/3.0.0; U; en-US) AppleWebKit/534.6 (KHTML, like Gecko) wOSBrowser/233.70 Safari/534.6 TouchPad/1.0
905
	 *
906
	 */
907
	static function is_TouchPad() {
908
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
909
		return false;
910
911
		$http_user_agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
912
		if ( false !== strpos( $http_user_agent, 'hp-tablet' )  || false !== strpos( $http_user_agent, 'hpwos' ) || false !== strpos( $http_user_agent, 'touchpad' ) ) {
913
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() )
914
	   			return false;
915
	   		else
916
	   			return true;
917
		}
918
		else
919
			return false;
920
	}
921
922
923
	/*
924
	 * Detects if the current browser is the Series 60 Open Source Browser.
925
	 *
926
	 * OSS Browser 3.2 on E75: Mozilla/5.0 (SymbianOS/9.3; U; Series60/3.2 NokiaE75-1/110.48.125 Profile/MIDP-2.1 Configuration/CLDC-1.1 ) AppleWebKit/413 (KHTML, like Gecko) Safari/413
927
	 *
928
	 * 7.0 Browser (Nokia 5800 XpressMusic (v21.0.025)) : Mozilla/5.0 (SymbianOS/9.4; U; Series60/5.0 Nokia5800d-1/21.0.025; Profile/MIDP-2.1 Configuration/CLDC-1.1 ) AppleWebKit/413 (KHTML, like Gecko) Safari/413
929
	 *
930
	 * Browser 7.1 (Nokia N97 (v12.0.024)) : Mozilla/5.0 (SymbianOS/9.4; Series60/5.0 NokiaN97-1/12.0.024; Profile/MIDP-2.1 Configuration/CLDC-1.1; en-us) AppleWebKit/525 (KHTML, like Gecko) BrowserNG/7.1.12344
931
	 *
932
	 */
933
	static function is_S60_OSSBrowser() {
934
935
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
936
		return false;
937
938
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
939
		if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() )
940
	   		return false;
941
942
		$pos_webkit = strpos( $agent, 'webkit' );
943
		if ( $pos_webkit !== false ) {
944
			//First, test for WebKit, then make sure it's either Symbian or S60.
945
			if ( strpos( $agent, 'symbian' ) !== false || strpos( $agent, 'series60' ) !== false ) {
946
		   			return true;
947
			} else
948
				return false;
949 View Code Duplication
		} elseif ( strpos( $agent, 'symbianos' ) !== false && strpos( $agent,'series60' ) !== false ) {
950
			return true;
951
		} elseif ( strpos( $agent, 'nokia' ) !== false && strpos( $agent,'series60' ) !== false ) {
952
			return true;
953
		}
954
955
	    return false;
956
	}
957
958
	/*
959
	 *
960
	 * Detects if the device platform is the Symbian Series 60.
961
	 *
962
	 */
963
	static function is_symbian_platform() {
964
965
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
966
		return false;
967
968
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
969
970
		$pos_webkit = strpos( $agent, 'webkit' );
971
		if ( $pos_webkit !== false ) {
972
			//First, test for WebKit, then make sure it's either Symbian or S60.
973
			if ( strpos( $agent, 'symbian' ) !== false || strpos( $agent, 'series60' ) !== false ) {
974
		   			return true;
975
			} else
976
				return false;
977 View Code Duplication
		} elseif ( strpos( $agent, 'symbianos' ) !== false && strpos( $agent,'series60' ) !== false ) {
978
			return true;
979
		} elseif ( strpos( $agent, 'nokia' ) !== false && strpos( $agent,'series60' ) !== false ) {
980
			return true;
981
		} elseif ( strpos( $agent, 'opera mini' ) !== false ) {
982
			if( strpos( $agent,'symbianos' ) !== false || strpos( $agent,'symbos' ) !== false || strpos( $agent,'series 60' ) !== false )
983
			return true;
984
		}
985
986
	    return false;
987
	}
988
989
	/*
990
	 *
991
	 * Detects if the device platform is the Symbian Series 40.
992
	 * Nokia Browser for Series 40 is a proxy based browser, previously known as Ovi Browser.
993
	 * This browser will report 'NokiaBrowser' in the header, however some older version will also report 'OviBrowser'.
994
	 *
995
	 */
996 View Code Duplication
	static function is_symbian_s40_platform() {
997
998
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
999
		return false;
1000
1001
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1002
1003
		if ( strpos( $agent, 'series40' ) !== false ) {
1004
			if( strpos( $agent,'nokia' ) !== false || strpos( $agent,'ovibrowser' ) !== false || strpos( $agent,'nokiabrowser' ) !== false )
1005
			return true;
1006
		}
1007
1008
	    return false;
1009
	}
1010
1011 View Code Duplication
	static function is_J2ME_platform() {
1012
1013
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1014
			return false;
1015
1016
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1017
1018
		if ( strpos( $agent, 'j2me/midp' ) !== false ) {
1019
			return true;
1020
		} elseif ( strpos( $agent, 'midp' ) !== false && strpos( $agent, 'cldc' ) ) {
1021
			return true;
1022
		}
1023
1024
	    return false;
1025
	}
1026
1027
1028
	/*
1029
	 * Detects if the current UA is on one of the Maemo-based Nokia Internet Tablets.
1030
	 */
1031
	static function is_MaemoTablet() {
1032
1033
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1034
		return false;
1035
1036
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1037
1038
		$pos_maemo = strpos( $agent, 'maemo' );
1039
		if ( $pos_maemo === false ) return false;
1040
1041
		//Must be Linux + Tablet, or else it could be something else.
1042 View Code Duplication
		if ( strpos( $agent, 'tablet' ) !== false && strpos( $agent, 'linux' ) !== false ) {
1043
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() )
1044
	   			return false;
1045
	   		else
1046
	   			return true;
1047
		} else
1048
			return false;
1049
	}
1050
1051
	/*
1052
	 * Detects if the current UA is a MeeGo device (Nokia Smartphone).
1053
	 */
1054 View Code Duplication
	static function is_MeeGo() {
1055
1056
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1057
			return false;
1058
1059
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1060
1061
		if ( false === strpos( $ua, 'meego' ) ) {
1062
	   		return false;
1063
		} else {
1064
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() )
1065
	   			return false;
1066
	   		else
1067
	   			return true;
1068
		}
1069
	}
1070
1071
1072
	/*
1073
	 is_webkit() can be used to check the User Agent for an webkit generic browser
1074
	 */
1075 View Code Duplication
	static function is_webkit() {
1076
1077
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1078
		return false;
1079
1080
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1081
1082
		$pos_webkit = strpos( $agent, 'webkit' );
1083
1084
		if ( $pos_webkit !== false )
1085
			return true;
1086
		else
1087
			return false;
1088
	}
1089
1090
    /**
1091
     * Detects if the current browser is the Native Android browser.
1092
     * @return boolean true if the browser is Android otherwise false
1093
     */
1094 View Code Duplication
	static function is_android() {
1095
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1096
			return false;
1097
1098
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1099
		$pos_android = strpos( $agent, 'android' );
1100
		if ( $pos_android !== false ) {
1101
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() )
1102
	   			return false;
1103
	   		else
1104
	   			return true;
1105
		}
1106
		else
1107
			return false;
1108
	}
1109
1110
1111
	/**
1112
	 * Detects if the current browser is the Native Android Tablet browser.
1113
	 * 	Assumes 'Android' should be in the user agent, but not 'mobile'
1114
	 *
1115
	 * @return boolean true if the browser is Android and not 'mobile' otherwise false
1116
	 */
1117
	static function is_android_tablet( ) {
1118
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1119
			return false;
1120
1121
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1122
1123
		$pos_android = strpos( $agent, 'android' );
1124
		$pos_mobile = strpos( $agent, 'mobile' );
1125
		$post_android_app = strpos( $agent, 'wp-android' );
1126
1127
		if ( false !== $pos_android && false === $pos_mobile && false === $post_android_app ) {
1128
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() )
1129
				return false;
1130
			else
1131
				return true;
1132
		} else
1133
			return false;
1134
	}
1135
1136
	/**
1137
	 * Detects if the current browser is the Kindle Fire Native browser.
1138
	 *
1139
	 * Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_3; en-us; Silk/1.1.0-84) AppleWebKit/533.16 (KHTML, like Gecko) Version/5.0 Safari/533.16 Silk-Accelerated=true
1140
	 * Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_3; en-us; Silk/1.1.0-84) AppleWebKit/533.16 (KHTML, like Gecko) Version/5.0 Safari/533.16 Silk-Accelerated=false
1141
	 *
1142
	 * @return boolean true if the browser is Kindle Fire Native browser otherwise false
1143
	 */
1144
	static function is_kindle_fire( ) {
1145
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1146
			return false;
1147
1148
		$agent    = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1149
		$pos_silk = strpos( $agent, 'silk/' );
1150
		$pos_silk_acc = strpos( $agent, 'silk-accelerated=' );
1151
		if ( $pos_silk !== false && $pos_silk_acc !== false )
1152
	   		return true;
1153
		else
1154
			return false;
1155
	}
1156
1157
1158
/**
1159
 	* Detects if the current browser is the Kindle Touch Native browser
1160
 	*
1161
 	* Mozilla/5.0 (X11; U; Linux armv7l like Android; en-us) AppleWebKit/531.2+ (KHTML, like Gecko) Version/5.0 Safari/533.2+ Kindle/3.0+
1162
 	*
1163
 	* @return boolean true if the browser is Kindle monochrome Native browser otherwise false
1164
 	*/
1165 View Code Duplication
 	static function is_kindle_touch( ) {
1166
 		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1167
 			return false;
1168
 		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1169
 		$pos_kindle_touch = strpos( $agent, 'kindle/3.0+' );
1170
 		if ( false !== $pos_kindle_touch && false === self::is_kindle_fire() )
1171
 			return true;
1172
 		else
1173
 			return false;
1174
 		}
1175
1176
1177
	// Detect if user agent is the WordPress.com Windows 8 app (used ONLY on the custom oauth stylesheet)
1178 View Code Duplication
	static function is_windows8_auth( ) {
1179
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1180
			return false;
1181
1182
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1183
		$pos = strpos( $agent, 'msauthhost' );
1184
		if ( false !== $pos )
1185
	   		return true;
1186
		else
1187
			return false;
1188
	}
1189
1190
	// Detect if user agent is the WordPress.com Windows 8 app.
1191 View Code Duplication
	static function is_wordpress_for_win8( ) {
1192
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1193
			return false;
1194
1195
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1196
		$pos   = strpos( $agent, 'wp-windows8' );
1197
		if ( false !== $pos )
1198
			return true;
1199
		else
1200
			return false;
1201
	}
1202
1203
1204
	// Detect if user agent is the WordPress.com Desktop app.
1205
	static function is_wordpress_desktop_app( ) {
1206
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1207
			return false;
1208
1209
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1210
		$pos   = strpos( $agent, 'WordPressDesktop' );
1211
		if ( false !== $pos )
1212
			return true;
1213
		else
1214
			return false;
1215
	}
1216
1217
1218
	/*
1219
	 * is_blackberry_tablet() can be used to check the User Agent for a RIM blackberry tablet
1220
	 * The user agent of the BlackBerry® Tablet OS follows a format similar to the following:
1221
	 * Mozilla/5.0 (PlayBook; U; RIM Tablet OS 1.0.0; en-US) AppleWebKit/534.8+ (KHTML, like Gecko) Version/0.0.1 Safari/534.8+
1222
	 *
1223
	 */
1224
	static function is_blackberry_tablet() {
1225
1226
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1227
			return false;
1228
1229
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1230
		$pos_playbook = stripos( $agent, 'PlayBook' );
1231
		$pos_rim_tablet = stripos( $agent, 'RIM Tablet' );
1232
1233
		if ( ( false === $pos_playbook ) || ( false === $pos_rim_tablet ) )
1234
		{
1235
			return false;
1236
		} else {
1237
			return true;
1238
		}
1239
	}
1240
1241
	/*
1242
	 is_blackbeberry() can be used to check the User Agent for a blackberry device
1243
	 Note that opera mini on BB matches this rule.
1244
	 */
1245 View Code Duplication
	static function is_blackbeberry() {
1246
1247
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1248
			return false;
1249
1250
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1251
1252
		$pos_blackberry = strpos( $agent, 'blackberry' );
1253
		if ( $pos_blackberry !== false ) {
1254
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() )
1255
				return false;
1256
			else
1257
				return true;
1258
		} else {
1259
			return false;
1260
		}
1261
	}
1262
1263
	/*
1264
	 is_blackberry_10() can be used to check the User Agent for a BlackBerry 10 device.
1265
	*/
1266
	static function is_blackberry_10() {
1267
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1268
		return ( strpos( $agent, 'bb10' ) !== false ) && ( strpos( $agent, 'mobile' ) !== false );
1269
	}
1270
1271
	/**
1272
	 * Retrieve the blackberry OS version.
1273
	 *
1274
	 * Return strings are from the following list:
1275
	 * - blackberry-10
1276
	 * - blackberry-7
1277
	 * - blackberry-6
1278
	 * - blackberry-torch //only the first edition. The 2nd edition has the OS7 onboard and doesn't need any special rule.
1279
	 * - blackberry-5
1280
	 * - blackberry-4.7
1281
	 * - blackberry-4.6
1282
	 * - blackberry-4.5
1283
	 *
1284
	 * @return string Version of the BB OS.
1285
	 * If version is not found, get_blackbeberry_OS_version will return boolean false.
1286
	 */
1287
	static function get_blackbeberry_OS_version() {
1288
1289
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1290
			return false;
1291
1292
		if ( self::is_blackberry_10() ) {
1293
			return 'blackberry-10';
1294
		}
1295
1296
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1297
1298
		$pos_blackberry = stripos( $agent, 'blackberry' );
1299
		if ( false === $pos_blackberry ) {
1300
			// not a blackberry device
1301
			return false;
1302
		}
1303
1304
		// blackberry devices OS 6.0 or higher
1305
		// Mozilla/5.0 (BlackBerry; U; BlackBerry 9670; en) AppleWebKit/534.3+ (KHTML, like Gecko) Version/6.0.0.286 Mobile Safari/534.3+
1306
		// Mozilla/5.0 (BlackBerry; U; BlackBerry 9800; en) AppleWebKit/534.1+ (KHTML, Like Gecko) Version/6.0.0.141 Mobile Safari/534.1+
1307
		// Mozilla/5.0 (BlackBerry; U; BlackBerry 9900; en-US) AppleWebKit/534.11+ (KHTML, like Gecko) Version/7.0.0 Mobile Safari/534.11+
1308
		$pos_webkit = stripos( $agent, 'webkit' );
1309
		if ( false !== $pos_webkit ) {
1310
			// detected blackberry webkit browser
1311
			$pos_torch = stripos( $agent, 'BlackBerry 9800' );
1312
			if ( false !== $pos_torch ) {
1313
				return 'blackberry-torch'; // match the torch first edition. the 2nd edition should use the OS7 and doesn't need any special rule
1314
			} else {
1315
				// detecting the BB OS version for devices running OS 6.0 or higher
1316
				if ( preg_match( '#Version\/([\d\.]+)#i', $agent, $matches ) ) {
1317
					$version = $matches[1];
1318
					$version_num = explode( '.', $version );
1319
					if ( false === is_array( $version_num ) || count( $version_num ) <= 1 ) {
1320
						return 'blackberry-6'; // not a BB device that match our rule.
1321
					} else {
1322
						return 'blackberry-' . $version_num[0];
1323
					}
1324
				} else {
1325
					// if doesn't match returns the minimun version with a webkit browser. we should never fall here.
1326
					return 'blackberry-6'; // not a BB device that match our rule.
1327
				}
1328
			}
1329
		}
1330
1331
		// blackberry devices <= 5.XX
1332
		// BlackBerry9000/5.0.0.93 Profile/MIDP-2.0 Configuration/CLDC-1.1 VendorID/179
1333
		if ( preg_match( '#BlackBerry\w+\/([\d\.]+)#i', $agent, $matches ) ) {
1334
			$version = $matches[1];
1335
		} else {
1336
			return false; //not a BB device that match our rule.
1337
		}
1338
1339
		$version_num = explode( '.', $version );
1340
1341 View Code Duplication
		if ( is_array( $version_num ) === false || count( $version_num ) <= 1 ) {
1342
			return false;
1343
		}
1344
		if ( $version_num[0] == 5 ) {
1345
			return 'blackberry-5';
1346
		} elseif ( $version_num[0] == 4 && $version_num[1] == 7 ) {
1347
			return 'blackberry-4.7';
1348
		} elseif ( $version_num[0] == 4 && $version_num[1] == 6 ) {
1349
			return 'blackberry-4.6';
1350
		} elseif ( $version_num[0] == 4 && $version_num[1] == 5 ) {
1351
			return 'blackberry-4.5';
1352
		} else {
1353
			return false;
1354
		}
1355
1356
	}
1357
1358
	/**
1359
	 * Retrieve the blackberry browser version.
1360
	 *
1361
	 * Return string are from the following list:
1362
	 * - blackberry-10
1363
	 * - blackberry-webkit
1364
	 * - blackberry-5
1365
	 * - blackberry-4.7
1366
	 * - blackberry-4.6
1367
	 *
1368
	 * @return string Type of the BB browser.
1369
	 * If browser's version is not found, detect_blackbeberry_browser_version will return boolean false.
1370
	 */
1371
	static function detect_blackberry_browser_version() {
1372
1373
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
1374
			return false;
1375
		}
1376
1377
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1378
1379
		if ( self::is_blackberry_10() ) {
1380
			return 'blackberry-10';
1381
		}
1382
1383
		$pos_blackberry = strpos( $agent, 'blackberry' );
1384
		if ( false === $pos_blackberry ) {
1385
			// not a blackberry device
1386
			return false;
1387
		}
1388
1389
		$pos_webkit = strpos( $agent, 'webkit' );
1390
1391
		if ( ! ( false === $pos_webkit ) ) {
1392
			return 'blackberry-webkit';
1393
		} else {
1394
			if ( preg_match( '#BlackBerry\w+\/([\d\.]+)#i', $agent, $matches ) ) {
1395
				$version = $matches[1];
1396
			} else {
1397
				return false; // not a BB device that match our rule.
1398
			}
1399
1400
			$version_num = explode( '.', $version );
1401
1402 View Code Duplication
			if ( false === is_array( $version_num ) || count( $version_num ) <= 1 ) {
1403
				return false;
1404
			}
1405
1406
			if ( $version_num[0] == 5 ) {
1407
				return 'blackberry-5';
1408
			} elseif ( $version_num[0] == 4 && $version_num[1] == 7 ) {
1409
				return 'blackberry-4.7';
1410
			} elseif ( $version_num[0] == 4 && $version_num[1] == 6 ) {
1411
				return 'blackberry-4.6';
1412
			} else {
1413
				// A very old BB device is found or this is a BB device that doesn't match our rules.
1414
				return false;
1415
			}
1416
		}
1417
1418
	}
1419
1420
	// Checks if a visitor is coming from one of the WordPress mobile apps
1421
	static function is_mobile_app() {
1422
1423
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) )
1424
			return false;
1425
1426
		$agent = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1427
1428
		if ( isset( $_SERVER['X_USER_AGENT'] ) && preg_match( '|wp-webos|', $_SERVER['X_USER_AGENT'] ) )
1429
			return true; //wp4webos 1.1 or higher
1430
1431
		$app_agents = array( 'wp-android', 'wp-blackberry', 'wp-iphone', 'wp-nokia', 'wp-webos', 'wp-windowsphone' );
1432
		// the mobile reader on iOS has an incorrect UA when loading the reader
1433
		// currently it is the default one provided by the iOS framework which
1434
		// causes problems with 2-step-auth
1435
		// User-Agent	WordPress/3.1.4 CFNetwork/609 Darwin/13.0.0
1436
		$app_agents[] = 'wordpress/3.1';
1437
1438
		foreach ( $app_agents as $app_agent ) {
1439
			if ( false !== strpos( $agent, $app_agent ) )
1440
			return true;
1441
		}
1442
		return false;
1443
	}
1444
1445
  /*
1446
	 * Detects if the current browser is Nintendo 3DS handheld.
1447
	 *
1448
	 * example: Mozilla/5.0 (Nintendo 3DS; U; ; en) Version/1.7498.US
1449
	 * can differ in language, version and region
1450
	 */
1451
	static function is_Nintendo_3DS() {
1452
	 	if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
1453
			return false;
1454
		}
1455
1456
		$ua = strtolower( $_SERVER['HTTP_USER_AGENT'] );
1457
		if ( strpos( $ua, 'nintendo 3ds' ) !== false ) {
1458
	   		return true;
1459
		}
1460
		return false;
1461
	}
1462
1463
	/**
1464
	 * Was the current request made by a known bot?
1465
	 *
1466
	 * @return boolean
1467
	 */
1468
	static function is_bot() {
1469
		static $is_bot = null;
1470
1471
		if ( is_null( $is_bot ) ) {
1472
			$is_bot = Jetpack_User_Agent_Info::is_bot_user_agent( $_SERVER['HTTP_USER_AGENT'] );
1473
		}
1474
1475
		return $is_bot;
1476
	}
1477
1478
	/**
1479
	 * Is the given user-agent a known bot?
1480
	 * If you want an is_bot check for the current request's UA, use is_bot() instead of passing a user-agent to this method.
1481
	 *
1482
	 * @param $ua (string) A user-agent string
1483
	 * @return boolean
1484
	 */
1485
	static function is_bot_user_agent( $ua = null ) {
1486
1487
		if ( empty( $ua ) )
1488
			return false;
1489
1490
		$bot_agents = array(
1491
			'alexa', 'altavista', 'ask jeeves', 'attentio', 'baiduspider', 'bingbot', 'chtml generic', 'crawler', 'fastmobilecrawl',
1492
			'feedfetcher-google', 'firefly', 'froogle', 'gigabot', 'googlebot', 'googlebot-mobile', 'heritrix', 'httrack', 'ia_archiver', 'irlbot',
1493
			'iescholar', 'infoseek', 'jumpbot', 'linkcheck', 'lycos', 'mediapartners', 'mediobot', 'motionbot', 'msnbot', 'mshots', 'openbot',
1494
			'pss-webkit-request', 'pythumbnail', 'scooter', 'slurp', 'snapbot', 'spider', 'taptubot', 'technoratisnoop',
1495
			'teoma', 'twiceler', 'yahooseeker', 'yahooysmcm', 'yammybot', 'ahrefsbot', 'pingdom.com_bot', 'kraken', 'yandexbot',
1496
			'twitterbot', 'tweetmemebot', 'openhosebot', 'queryseekerspider', 'linkdexbot', 'grokkit-crawler',
1497
			'livelapbot', 'germcrawler', 'domaintunocrawler', 'grapeshotcrawler', 'cloudflare-alwaysonline',
1498
		);
1499
1500
		foreach ( $bot_agents as $bot_agent ) {
1501
			if ( false !== stripos( $ua, $bot_agent ) ) {
1502
				return true;
1503
			}
1504
		}
1505
1506
		return false;
1507
	}
1508
1509
1510
1511
}
1512