convertkit / lib / browser.php

browser.php in Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages 1.8.0, at lib/browser.php

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1	<?php
2
3	// Exit if accessed directly
4	if ( ! defined( 'ABSPATH' ) ) exit;
5
6	/**
7	* Adapted for ConvertKit from Easy Digital Downloads
8	* https://github.com/easydigitaldownloads/easy-digital-downloads
9	*
10	* Modified to remove var
11	* Chris Christoff on 12/26/2012
12	* Changes: Changes vars to publics
13	*
14	* Modified to work for EDD by
15	* Chris Christoff on 12/23/2012
16	* Changes: Removed the browser string return and added spacing. Also removed return HTML formatting.
17	*
18	* Modified to add formatted User Agent string for EDD System Info by
19	* Chris Christoff on 12/23/2012
20	* Changes: Split user string and add formatting so we can print a nicely
21	* formatted user agent string on the EDD System Info
22	*
23	* File: Browser.php
24	* Author: Chris Schuld (http://chrisschuld.com/)
25	* Last Modified: August 20th, 2010
26	*
27	* @version 1.9
28	* @package PegasusPHP
29	*
30	* Copyright (C) 2008-2010 Chris Schuld (chris@chrisschuld.com)
31	*
32	* This program is free software; you can redistribute it and/or
33	* modify it under the terms of the GNU General Public License as
34	* published by the Free Software Foundation; either version 2 of
35	* the License, or (at your option) any later version.
36	*
37	* This program is distributed in the hope that it will be useful,
38	* but WITHOUT ANY WARRANTY; without even the implied warranty of
39	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
40	* GNU General Public License for more details at:
41	* http://www.gnu.org/copyleft/gpl.html
42	*
43	*
44	* Typical Usage:
45	*
46	* $browser = new Browser();
47	* if( $browser->getBrowser() == Browser::BROWSER_FIREFOX && $browser->getVersion() >= 2 ) {
48	* echo 'You have FireFox version 2 or greater';
49	* }
50	*
51	* User Agents Sampled from: http://www.useragentstring.com/
52	*
53	* This implementation is based on the original work from Gary White
54	* http://apptools.com/phptools/browser/
55	*
56	* UPDATES:
57	*
58	* 2010-08-20 (v1.9):
59	* + Added MSN Explorer Browser (legacy)
60	* + Added Bing/MSN Robot (Thanks Rob MacDonald)
61	* + Added the Android Platform (PLATFORM_ANDROID)
62	* + Fixed issue with Android 1.6/2.2 (Thanks Tom Hirashima)
63	*
64	* 2010-04-27 (v1.8):
65	* + Added iPad Support
66	*
67	* 2010-03-07 (v1.7):
68	* + MAJOR Rebuild (preg_match and other "slow" routine removal(s))
69	* + Almost allof Gary's original code has been replaced
70	* + Large PHPUNIT testing environment created to validate new releases and additions
71	* + Added FreeBSD Platform
72	* + Added OpenBSD Platform
73	* + Added NetBSD Platform
74	* + Added SunOS Platform
75	* + Added OpenSolaris Platform
76	* + Added support of the Iceweazel Browser
77	* + Added isChromeFrame() call to check if chromeframe is in use
78	* + Moved the Opera check in front of the Firefox check due to legacy Opera User Agents
79	* + Added the __toString() method (Thanks Deano)
80	*
81	* 2009-11-15:
82	* + Updated the checkes for Firefox
83	* + Added the NOKIA platform
84	* + Added Checks for the NOKIA brower(s)
85	*
86	* 2009-11-08:
87	* + PHP 5.3 Support
88	* + Added support for BlackBerry OS and BlackBerry browser
89	* + Added support for the Opera Mini browser
90	* + Added additional documenation
91	* + Added support for isRobot() and isMobile()
92	* + Added support for Opera version 10
93	* + Added support for deprecated Netscape Navigator version 9
94	* + Added support for IceCat
95	* + Added support for Shiretoko
96	*
97	* 2010-04-27 (v1.8):
98	* + Added iPad Support
99	*
100	* 2009-08-18:
101	* + Updated to support PHP 5.3 - removed all deprecated function calls
102	* + Updated to remove all double quotes (") -- converted to single quotes (')
103	*
104	* 2009-04-27:
105	* + Updated the IE check to remove a typo and bug (thanks John)
106	*
107	* 2009-04-22:
108	* + Added detection for GoogleBot
109	* + Added detection for the W3C Validator.
110	* + Added detection for Yahoo! Slurp
111	*
112	* 2009-03-14:
113	* + Added detection for iPods.
114	* + Added Platform detection for iPhones
115	* + Added Platform detection for iPods
116	*
117	* 2009-02-16: (Rick Hale)
118	* + Added version detection for Android phones.
119	*
120	* 2008-12-09:
121	* + Removed unused constant
122	*
123	* 2008-11-07:
124	* + Added Google's Chrome to the detection list
125	* + Added isBrowser(string) to the list of functions special thanks to
126	* Daniel 'mavrick' Lang for the function concept (http://mavrick.id.au)
127	*
128	*
129	* Gary White noted: "Since browser detection is so unreliable, I am
130	* no longer maintaining this script. You are free to use and or
131	* modify/update it as you want, however the author assumes no
132	* responsibility for the accuracy of the detected values."
133	*
134	* Anyone experienced with Gary's script might be interested in these notes:
135	*
136	* Added class constants
137	* Added detection and version detection for Google's Chrome
138	* Updated the version detection for Amaya
139	* Updated the version detection for Firefox
140	* Updated the version detection for Lynx
141	* Updated the version detection for WebTV
142	* Updated the version detection for NetPositive
143	* Updated the version detection for IE
144	* Updated the version detection for OmniWeb
145	* Updated the version detection for iCab
146	* Updated the version detection for Safari
147	* Updated Safari to remove mobile devices (iPhone)
148	* Added detection for iPhone
149	* Added detection for robots
150	* Added detection for mobile devices
151	* Added detection for BlackBerry
152	* Removed Netscape checks (matches heavily with firefox & mozilla)
153	*
154	*/
155
156	class Browser {
157	public $_agent = '';
158	public $_browser_name = '';
159	public $_version = '';
160	public $_platform = '';
161	public $_os = '';
162	public $_is_aol = false;
163	public $_is_mobile = false;
164	public $_is_robot = false;
165	public $_aol_version = '';
166
167	public $BROWSER_UNKNOWN = 'unknown';
168	public $VERSION_UNKNOWN = 'unknown';
169
170	public $BROWSER_OPERA = 'Opera'; // Http://www.opera.com/
171	public $BROWSER_OPERA_MINI = 'Opera Mini'; // Http://www.opera.com/mini/
172	public $BROWSER_WEBTV = 'WebTV'; // Http://www.webtv.net/pc/
173	public $BROWSER_IE = 'Internet Explorer'; // Http://www.microsoft.com/ie/
174	public $BROWSER_POCKET_IE = 'Pocket Internet Explorer'; // Http://en.wikipedia.org/wiki/Internet_Explorer_Mobile
175	public $BROWSER_KONQUEROR = 'Konqueror'; // Http://www.konqueror.org/
176	public $BROWSER_ICAB = 'iCab'; // Http://www.icab.de/
177	public $BROWSER_OMNIWEB = 'OmniWeb'; // Http://www.omnigroup.com/applications/omniweb/
178	public $BROWSER_FIREBIRD = 'Firebird'; // Http://www.ibphoenix.com/
179	public $BROWSER_FIREFOX = 'Firefox'; // Http://www.mozilla.com/en-US/firefox/firefox.html
180	public $BROWSER_ICEWEASEL = 'Iceweasel'; // Http://www.geticeweasel.org/
181	public $BROWSER_SHIRETOKO = 'Shiretoko'; // Http://wiki.mozilla.org/Projects/shiretoko
182	public $BROWSER_MOZILLA = 'Mozilla'; // Http://www.mozilla.com/en-US/
183	public $BROWSER_AMAYA = 'Amaya'; // Http://www.w3.org/Amaya/
184	public $BROWSER_LYNX = 'Lynx'; // Http://en.wikipedia.org/wiki/Lynx
185	public $BROWSER_SAFARI = 'Safari'; // Http://apple.com
186	public $BROWSER_IPHONE = 'iPhone'; // Http://apple.com
187	public $BROWSER_IPOD = 'iPod'; // Http://apple.com
188	public $BROWSER_IPAD = 'iPad'; // Http://apple.com
189	public $BROWSER_CHROME = 'Chrome'; // Http://www.google.com/chrome
190	public $BROWSER_ANDROID = 'Android'; // Http://www.android.com/
191	public $BROWSER_GOOGLEBOT = 'GoogleBot'; // Http://en.wikipedia.org/wiki/Googlebot
192	public $BROWSER_SLURP = 'Yahoo! Slurp'; // Http://en.wikipedia.org/wiki/Yahoo!_Slurp
193	public $BROWSER_W3CVALIDATOR = 'W3C Validator'; // Http://validator.w3.org/
194	public $BROWSER_BLACKBERRY = 'BlackBerry'; // Http://www.blackberry.com/
195	public $BROWSER_ICECAT = 'IceCat'; // Http://en.wikipedia.org/wiki/GNU_IceCat
196	public $BROWSER_NOKIA_S60 = 'Nokia S60 OSS Browser'; // Http://en.wikipedia.org/wiki/Web_Browser_for_S60
197	public $BROWSER_NOKIA = 'Nokia Browser'; // * all other WAP-based browsers on the Nokia Platform
198	public $BROWSER_MSN = 'MSN Browser'; // Http://explorer.msn.com/
199	public $BROWSER_MSNBOT = 'MSN Bot'; // Http://search.msn.com/msnbot.htm
200	// Http://en.wikipedia.org/wiki/Msnbot (used for Bing as well)
201
202	public $BROWSER_NETSCAPE_NAVIGATOR = 'Netscape Navigator'; // Http://browser.netscape.com/ (DEPRECATED)
203	public $BROWSER_GALEON = 'Galeon'; // Http://galeon.sourceforge.net/ (DEPRECATED)
204	public $BROWSER_NETPOSITIVE = 'NetPositive'; // Http://en.wikipedia.org/wiki/NetPositive (DEPRECATED)
205	public $BROWSER_PHOENIX = 'Phoenix'; // Http://en.wikipedia.org/wiki/History_of_Mozilla_Firefox (DEPRECATED)
206
207	public $PLATFORM_UNKNOWN = 'unknown';
208	public $PLATFORM_WINDOWS = 'Windows';
209	public $PLATFORM_WINDOWS_CE = 'Windows CE';
210	public $PLATFORM_APPLE = 'Apple';
211	public $PLATFORM_LINUX = 'Linux';
212	public $PLATFORM_OS2 = 'OS/2';
213	public $PLATFORM_BEOS = 'BeOS';
214	public $PLATFORM_IPHONE = 'iPhone';
215	public $PLATFORM_IPOD = 'iPod';
216	public $PLATFORM_IPAD = 'iPad';
217	public $PLATFORM_BLACKBERRY = 'BlackBerry';
218	public $PLATFORM_NOKIA = 'Nokia';
219	public $PLATFORM_FREEBSD = 'FreeBSD';
220	public $PLATFORM_OPENBSD = 'OpenBSD';
221	public $PLATFORM_NETBSD = 'NetBSD';
222	public $PLATFORM_SUNOS = 'SunOS';
223	public $PLATFORM_OPENSOLARIS = 'OpenSolaris';
224	public $PLATFORM_ANDROID = 'Android';
225
226	public $OPERATING_SYSTEM_UNKNOWN = 'unknown';
227
228	function __construct( $useragent="" ) {
229	$this->reset();
230	if ( $useragent != "" ) {
231	$this->setUserAgent( $useragent );
232	} else {
233	$this->determine();
234	}
235	}
236
237	/**
238	* Reset all properties
239	*/
240	function reset() {
241	$this->_agent = isset( $_SERVER['HTTP_USER_AGENT'] ) ? $_SERVER['HTTP_USER_AGENT'] : "";
242	$this->_browser_name = $this->BROWSER_UNKNOWN;
243	$this->_version = $this->VERSION_UNKNOWN;
244	$this->_platform = $this->PLATFORM_UNKNOWN;
245	$this->_os = $this->OPERATING_SYSTEM_UNKNOWN;
246	$this->_is_aol = false;
247	$this->_is_mobile = false;
248	$this->_is_robot = false;
249	$this->_aol_version = $this->VERSION_UNKNOWN;
250	}
251
252	/**
253	* Check to see if the specific browser is valid
254	*
255	* @param string $browserName
256	* @return True if the browser is the specified browser
257	*/
258	function isBrowser( $browserName ) { return 0 == strcasecmp( $this->_browser_name, trim( $browserName ) ); }
259
260	/**
261	* The name of the browser. All return types are from the class contants
262	*
263	* @return string Name of the browser
264	*/
265	function getBrowser() { return $this->_browser_name; }
266	/**
267	* Set the name of the browser
268	*
269	* @param unknown $browser The name of the Browser
270	*/
271	function setBrowser( $browser ) { return $this->_browser_name = $browser; }
272	/**
273	* The name of the platform. All return types are from the class contants
274	*
275	* @return string Name of the browser
276	*/
277	function getPlatform() { return $this->_platform; }
278	/**
279	* Set the name of the platform
280	*
281	* @param unknown $platform The name of the Platform
282	*/
283	function setPlatform( $platform ) { return $this->_platform = $platform; }
284	/**
285	* The version of the browser.
286	*
287	* @return string Version of the browser (will only contain alpha-numeric characters and a period)
288	*/
289	function getVersion() { return $this->_version; }
290	/**
291	* Set the version of the browser
292	*
293	* @param unknown $version The version of the Browser
294	*/
295	function setVersion( $version ) { $this->_version = preg_replace( '/[^0-9,.,a-z,A-Z-]/', '', $version ); }
296	/**
297	* The version of AOL.
298	*
299	* @return string Version of AOL (will only contain alpha-numeric characters and a period)
300	*/
301	function getAolVersion() { return $this->_aol_version; }
302	/**
303	* Set the version of AOL
304	*
305	* @param unknown $version The version of AOL
306	*/
307	function setAolVersion( $version ) { $this->_aol_version = preg_replace( '/[^0-9,.,a-z,A-Z]/', '', $version ); }
308	/**
309	* Is the browser from AOL?
310	*
311	* @return boolean True if the browser is from AOL otherwise false
312	*/
313	function isAol() { return $this->_is_aol; }
314	/**
315	* Is the browser from a mobile device?
316	*
317	* @return boolean True if the browser is from a mobile device otherwise false
318	*/
319	function isMobile() { return $this->_is_mobile; }
320	/**
321	* Is the browser from a robot (ex Slurp,GoogleBot)?
322	*
323	* @return boolean True if the browser is from a robot otherwise false
324	*/
325	function isRobot() { return $this->_is_robot; }
326	/**
327	* Set the browser to be from AOL
328	*
329	* @param unknown $isAol
330	*/
331	function setAol( $isAol ) { $this->_is_aol = $isAol; }
332	/**
333	* Set the Browser to be mobile
334	*
335	* @param boolean $value is the browser a mobile brower or not
336	*/
337	function setMobile( $value=true ) { $this->_is_mobile = $value; }
338	/**
339	* Set the Browser to be a robot
340	*
341	* @param boolean $value is the browser a robot or not
342	*/
343	function setRobot( $value=true ) { $this->_is_robot = $value; }
344	/**
345	* Get the user agent value in use to determine the browser
346	*
347	* @return string The user agent from the HTTP header
348	*/
349	function getUserAgent() { return $this->_agent; }
350	/**
351	* Set the user agent value (the construction will use the HTTP header value - this will overwrite it)
352	*
353	* @param unknown $agent_string The value for the User Agent
354	*/
355	function setUserAgent( $agent_string ) {
356	$this->reset();
357	$this->_agent = $agent_string;
358	$this->determine();
359	}
360	/**
361	* Used to determine if the browser is actually "chromeframe"
362	*
363	* @since 1.7
364	* @return boolean True if the browser is using chromeframe
365	*/
366	function isChromeFrame() {
367	return strpos( $this->_agent, "chromeframe" ) !== false;
368	}
369	/**
370	* Returns a formatted string with a summary of the details of the browser.
371	*
372	* @return string formatted string with a summary of the browser
373	*/
374	function __toString() {
375	$text1 = $this->getUserAgent(); //grabs the UA (user agent) string
376	$UAline1 = substr( $text1, 0, 32 ); //the first line we print should only be the first 32 characters of the UA string
377	$text2 = $this->getUserAgent();//now we grab it again and save it to a string
378	$towrapUA = str_replace( $UAline1, '', $text2 );//the rest of the printoff (other than first line) is equivolent
379	// To the whole string minus the part we printed off. IE
380	// User Agent: thefirst32charactersfromUAline1
381	// the rest of it is now stored in
382	// $text2 to be printed off
383	// But we need to add spaces before each line that is split other than line 1
384	$space = '';
385	for ( $i = 0; $i < 25; $i++ ) {
386	$space .= ' ';
387	}
388	// Now we split the remaining string of UA ($text2) into lines that are prefixed by spaces for formatting
389	$wordwrapped = chunk_split( $towrapUA, 32, "\n $space" );
390	return "Platform: {$this->getPlatform()} \n".
391	"Browser Name: {$this->getBrowser()} \n" .
392	"Browser Version: {$this->getVersion()} \n" .
393	"User Agent String: $UAline1 \n\t\t\t " .
394	"$wordwrapped";
395	}
396	/**
397	* Protected routine to calculate and determine what the browser is in use (including platform)
398	*/
399	function determine() {
400	$this->checkPlatform();
401	$this->checkBrowsers();
402	$this->checkForAol();
403	}
404	/**
405	* Protected routine to determine the browser type
406	*
407	* @return boolean True if the browser was detected otherwise false
408	*/
409	function checkBrowsers() {
410	return (
411	// Well-known, well-used
412	// Special Notes:
413	// (1) Opera must be checked before FireFox due to the odd
414	// user agents used in some older versions of Opera
415	// (2) WebTV is strapped onto Internet Explorer so we must
416	// check for WebTV before IE
417	// (3) (deprecated) Galeon is based on Firefox and needs to be
418	// tested before Firefox is tested
419	// (4) OmniWeb is based on Safari so OmniWeb check must occur
420	// before Safari
421	// (5) Netscape 9+ is based on Firefox so Netscape checks
422	// before FireFox are necessary
423	$this->checkBrowserWebTv() \|\|
424	$this->checkBrowserInternetExplorer() \|\|
425	$this->checkBrowserOpera() \|\|
426	$this->checkBrowserGaleon() \|\|
427	$this->checkBrowserNetscapeNavigator9Plus() \|\|
428	$this->checkBrowserFirefox() \|\|
429	$this->checkBrowserChrome() \|\|
430	$this->checkBrowserOmniWeb() \|\|
431
432	// Common mobile
433	$this->checkBrowserAndroid() \|\|
434	$this->checkBrowseriPad() \|\|
435	$this->checkBrowseriPod() \|\|
436	$this->checkBrowseriPhone() \|\|
437	$this->checkBrowserBlackBerry() \|\|
438	$this->checkBrowserNokia() \|\|
439
440	// Common bots
441	$this->checkBrowserGoogleBot() \|\|
442	$this->checkBrowserMSNBot() \|\|
443	$this->checkBrowserSlurp() \|\|
444
445	// WebKit base check (post mobile and others)
446	$this->checkBrowserSafari() \|\|
447
448	// Everyone else
449	$this->checkBrowserNetPositive() \|\|
450	$this->checkBrowserFirebird() \|\|
451	$this->checkBrowserKonqueror() \|\|
452	$this->checkBrowserIcab() \|\|
453	$this->checkBrowserPhoenix() \|\|
454	$this->checkBrowserAmaya() \|\|
455	$this->checkBrowserLynx() \|\|
456
457	$this->checkBrowserShiretoko() \|\|
458	$this->checkBrowserIceCat() \|\|
459	$this->checkBrowserW3CValidator() \|\|
460	$this->checkBrowserMozilla() /* Mozilla is such an open standard that you must check it last */
461	);
462	}
463
464	/**
465	* Determine if the user is using a BlackBerry (last updated 1.7)
466	*
467	* @return boolean True if the browser is the BlackBerry browser otherwise false
468	*/
469	function checkBrowserBlackBerry() {
470	if ( stripos( $this->_agent, 'blackberry' ) !== false ) {
471	$aresult = explode( "/", stristr( $this->_agent, "BlackBerry" ) );
472	$aversion = explode( ' ', $aresult[1] );
473	$this->setVersion( $aversion[0] );
474	$this->_browser_name = $this->BROWSER_BLACKBERRY;
475	$this->setMobile( true );
476	return true;
477	}
478	return false;
479	}
480
481	/**
482	* Determine if the user is using an AOL User Agent (last updated 1.7)
483	*
484	* @return boolean True if the browser is from AOL otherwise false
485	*/
486	function checkForAol() {
487	$this->setAol( false );
488	$this->setAolVersion( $this->VERSION_UNKNOWN );
489
490	if ( stripos( $this->_agent, 'aol' ) !== false ) {
491	$aversion = explode( ' ', stristr( $this->_agent, 'AOL' ) );
492	$this->setAol( true );
493	$this->setAolVersion( preg_replace( '/[^0-9\.a-z]/i', '', $aversion[1] ) );
494	return true;
495	}
496	return false;
497	}
498
499	/**
500	* Determine if the browser is the GoogleBot or not (last updated 1.7)
501	*
502	* @return boolean True if the browser is the GoogletBot otherwise false
503	*/
504	function checkBrowserGoogleBot() {
505	if ( stripos( $this->_agent, 'googlebot' ) !== false ) {
506	$aresult = explode( '/', stristr( $this->_agent, 'googlebot' ) );
507	$aversion = explode( ' ', $aresult[1] );
508	$this->setVersion( str_replace( ';', '', $aversion[0] ) );
509	$this->_browser_name = $this->BROWSER_GOOGLEBOT;
510	$this->setRobot( true );
511	return true;
512	}
513	return false;
514	}
515
516	/**
517	* Determine if the browser is the MSNBot or not (last updated 1.9)
518	*
519	* @return boolean True if the browser is the MSNBot otherwise false
520	*/
521	function checkBrowserMSNBot() {
522	if ( stripos( $this->_agent, "msnbot" ) !== false ) {
523	$aresult = explode( "/", stristr( $this->_agent, "msnbot" ) );
524	$aversion = explode( " ", $aresult[1] );
525	$this->setVersion( str_replace( ";", "", $aversion[0] ) );
526	$this->_browser_name = $this->BROWSER_MSNBOT;
527	$this->setRobot( true );
528	return true;
529	}
530	return false;
531	}
532
533	/**
534	* Determine if the browser is the W3C Validator or not (last updated 1.7)
535	*
536	* @return boolean True if the browser is the W3C Validator otherwise false
537	*/
538	function checkBrowserW3CValidator() {
539	if ( stripos( $this->_agent, 'W3C-checklink' ) !== false ) {
540	$aresult = explode( '/', stristr( $this->_agent, 'W3C-checklink' ) );
541	$aversion = explode( ' ', $aresult[1] );
542	$this->setVersion( $aversion[0] );
543	$this->_browser_name = $this->BROWSER_W3CVALIDATOR;
544	return true;
545	} else if ( stripos( $this->_agent, 'W3C_Validator' ) !== false ) {
546	// Some of the Validator versions do not delineate w/ a slash - add it back in
547	$ua = str_replace( "W3C_Validator ", "W3C_Validator/", $this->_agent );
548	$aresult = explode( '/', stristr( $ua, 'W3C_Validator' ) );
549	$aversion = explode( ' ', $aresult[1] );
550	$this->setVersion( $aversion[0] );
551	$this->_browser_name = $this->BROWSER_W3CVALIDATOR;
552	return true;
553	}
554	return false;
555	}
556
557	/**
558	* Determine if the browser is the Yahoo! Slurp Robot or not (last updated 1.7)
559	*
560	* @return boolean True if the browser is the Yahoo! Slurp Robot otherwise false
561	*/
562	function checkBrowserSlurp() {
563	if ( stripos( $this->_agent, 'slurp' ) !== false ) {
564	$aresult = explode( '/', stristr( $this->_agent, 'Slurp' ) );
565	$aversion = explode( ' ', $aresult[1] );
566	$this->setVersion( $aversion[0] );
567	$this->_browser_name = $this->BROWSER_SLURP;
568	$this->setRobot( true );
569	$this->setMobile( false );
570	return true;
571	}
572	return false;
573	}
574
575	/**
576	* Determine if the browser is Internet Explorer or not (last updated 1.7)
577	*
578	* @return boolean True if the browser is Internet Explorer otherwise false
579	*/
580	function checkBrowserInternetExplorer() {
581
582	// Test for v1 - v1.5 IE
583	if ( stripos( $this->_agent, 'microsoft internet explorer' ) !== false ) {
584	$this->setBrowser( $this->BROWSER_IE );
585	$this->setVersion( '1.0' );
586	$aresult = stristr( $this->_agent, '/' );
587	if ( preg_match( '/308\|425\|426\|474\|0b1/i', $aresult ) ) {
588	$this->setVersion( '1.5' );
589	}
590	return true;
591	}
592	// Test for versions > 1.5
593	else if ( stripos( $this->_agent, 'msie' ) !== false && stripos( $this->_agent, 'opera' ) === false ) {
594	// See if the browser is the odd MSN Explorer
595	if ( stripos( $this->_agent, 'msnb' ) !== false ) {
596	$aresult = explode( ' ', stristr( str_replace( ';', '; ', $this->_agent ), 'MSN' ) );
597	$this->setBrowser( $this->BROWSER_MSN );
598	$this->setVersion( str_replace( array( '(', ')', ';' ), '', $aresult[1] ) );
599	return true;
600	}
601	$aresult = explode( ' ', stristr( str_replace( ';', '; ', $this->_agent ), 'msie' ) );
602	$this->setBrowser( $this->BROWSER_IE );
603	$this->setVersion( str_replace( array( '(', ')', ';' ), '', $aresult[1] ) );
604	return true;
605	}
606	// Test for Pocket IE
607	else if ( stripos( $this->_agent, 'mspie' ) !== false \|\| stripos( $this->_agent, 'pocket' ) !== false ) {
608	$aresult = explode( ' ', stristr( $this->_agent, 'mspie' ) );
609	$this->setPlatform( $this->PLATFORM_WINDOWS_CE );
610	$this->setBrowser( $this->BROWSER_POCKET_IE );
611	$this->setMobile( true );
612
613	if ( stripos( $this->_agent, 'mspie' ) !== false ) {
614	$this->setVersion( $aresult[1] );
615	} else {
616	$aversion = explode( '/', $this->_agent );
617	$this->setVersion( $aversion[1] );
618	}
619	return true;
620	}
621	return false;
622	}
623
624	/**
625	* Determine if the browser is Opera or not (last updated 1.7)
626	*
627	* @return boolean True if the browser is Opera otherwise false
628	*/
629	function checkBrowserOpera() {
630	if ( stripos( $this->_agent, 'opera mini' ) !== false ) {
631	$resultant = stristr( $this->_agent, 'opera mini' );
632	if ( preg_match( '/\//', $resultant ) ) {
633	$aresult = explode( '/', $resultant );
634	$aversion = explode( ' ', $aresult[1] );
635	$this->setVersion( $aversion[0] );
636	} else {
637	$aversion = explode( ' ', stristr( $resultant, 'opera mini' ) );
638	$this->setVersion( $aversion[1] );
639	}
640	$this->_browser_name = $this->BROWSER_OPERA_MINI;
641	$this->setMobile( true );
642	return true;
643	} else if ( stripos( $this->_agent, 'opera' ) !== false ) {
644	$resultant = stristr( $this->_agent, 'opera' );
645	if ( preg_match( '/Version\/(10.*)$/', $resultant, $matches ) ) {
646	$this->setVersion( $matches[1] );
647	} else if ( preg_match( '/\//', $resultant ) ) {
648	$aresult = explode( '/', str_replace( "(", " ", $resultant ) );
649	$aversion = explode( ' ', $aresult[1] );
650	$this->setVersion( $aversion[0] );
651	} else {
652	$aversion = explode( ' ', stristr( $resultant, 'opera' ) );
653	$this->setVersion( isset( $aversion[1] )?$aversion[1]:"" );
654	}
655	$this->_browser_name = $this->BROWSER_OPERA;
656	return true;
657	}
658	return false;
659	}
660
661	/**
662	* Determine if the browser is Chrome or not (last updated 1.7)
663	*
664	* @return boolean True if the browser is Chrome otherwise false
665	*/
666	function checkBrowserChrome() {
667	if ( stripos( $this->_agent, 'Chrome' ) !== false ) {
668	$aresult = explode( '/', stristr( $this->_agent, 'Chrome' ) );
669	$aversion = explode( ' ', $aresult[1] );
670	$this->setVersion( $aversion[0] );
671	$this->setBrowser( $this->BROWSER_CHROME );
672	return true;
673	}
674	return false;
675	}
676
677
678	/**
679	* Determine if the browser is WebTv or not (last updated 1.7)
680	*
681	* @return boolean True if the browser is WebTv otherwise false
682	*/
683	function checkBrowserWebTv() {
684	if ( stripos( $this->_agent, 'webtv' ) !== false ) {
685	$aresult = explode( '/', stristr( $this->_agent, 'webtv' ) );
686	$aversion = explode( ' ', $aresult[1] );
687	$this->setVersion( $aversion[0] );
688	$this->setBrowser( $this->BROWSER_WEBTV );
689	return true;
690	}
691	return false;
692	}
693
694	/**
695	* Determine if the browser is NetPositive or not (last updated 1.7)
696	*
697	* @return boolean True if the browser is NetPositive otherwise false
698	*/
699	function checkBrowserNetPositive() {
700	if ( stripos( $this->_agent, 'NetPositive' ) !== false ) {
701	$aresult = explode( '/', stristr( $this->_agent, 'NetPositive' ) );
702	$aversion = explode( ' ', $aresult[1] );
703	$this->setVersion( str_replace( array( '(', ')', ';' ), '', $aversion[0] ) );
704	$this->setBrowser( $this->BROWSER_NETPOSITIVE );
705	return true;
706	}
707	return false;
708	}
709
710	/**
711	* Determine if the browser is Galeon or not (last updated 1.7)
712	*
713	* @return boolean True if the browser is Galeon otherwise false
714	*/
715	function checkBrowserGaleon() {
716	if ( stripos( $this->_agent, 'galeon' ) !== false ) {
717	$aresult = explode( ' ', stristr( $this->_agent, 'galeon' ) );
718	$aversion = explode( '/', $aresult[0] );
719	$this->setVersion( $aversion[1] );
720	$this->setBrowser( $this->BROWSER_GALEON );
721	return true;
722	}
723	return false;
724	}
725
726	/**
727	* Determine if the browser is Konqueror or not (last updated 1.7)
728	*
729	* @return boolean True if the browser is Konqueror otherwise false
730	*/
731	function checkBrowserKonqueror() {
732	if ( stripos( $this->_agent, 'Konqueror' ) !== false ) {
733	$aresult = explode( ' ', stristr( $this->_agent, 'Konqueror' ) );
734	$aversion = explode( '/', $aresult[0] );
735	$this->setVersion( $aversion[1] );
736	$this->setBrowser( $this->BROWSER_KONQUEROR );
737	return true;
738	}
739	return false;
740	}
741
742	/**
743	* Determine if the browser is iCab or not (last updated 1.7)
744	*
745	* @return boolean True if the browser is iCab otherwise false
746	*/
747	function checkBrowserIcab() {
748	if ( stripos( $this->_agent, 'icab' ) !== false ) {
749	$aversion = explode( ' ', stristr( str_replace( '/', ' ', $this->_agent ), 'icab' ) );
750	$this->setVersion( $aversion[1] );
751	$this->setBrowser( $this->BROWSER_ICAB );
752	return true;
753	}
754	return false;
755	}
756
757	/**
758	* Determine if the browser is OmniWeb or not (last updated 1.7)
759	*
760	* @return boolean True if the browser is OmniWeb otherwise false
761	*/
762	function checkBrowserOmniWeb() {
763	if ( stripos( $this->_agent, 'omniweb' ) !== false ) {
764	$aresult = explode( '/', stristr( $this->_agent, 'omniweb' ) );
765	$aversion = explode( ' ', isset( $aresult[1] )?$aresult[1]:"" );
766	$this->setVersion( $aversion[0] );
767	$this->setBrowser( $this->BROWSER_OMNIWEB );
768	return true;
769	}
770	return false;
771	}
772
773	/**
774	* Determine if the browser is Phoenix or not (last updated 1.7)
775	*
776	* @return boolean True if the browser is Phoenix otherwise false
777	*/
778	function checkBrowserPhoenix() {
779	if ( stripos( $this->_agent, 'Phoenix' ) !== false ) {
780	$aversion = explode( '/', stristr( $this->_agent, 'Phoenix' ) );
781	$this->setVersion( $aversion[1] );
782	$this->setBrowser( $this->BROWSER_PHOENIX );
783	return true;
784	}
785	return false;
786	}
787
788	/**
789	* Determine if the browser is Firebird or not (last updated 1.7)
790	*
791	* @return boolean True if the browser is Firebird otherwise false
792	*/
793	function checkBrowserFirebird() {
794	if ( stripos( $this->_agent, 'Firebird' ) !== false ) {
795	$aversion = explode( '/', stristr( $this->_agent, 'Firebird' ) );
796	$this->setVersion( $aversion[1] );
797	$this->setBrowser( $this->BROWSER_FIREBIRD );
798	return true;
799	}
800	return false;
801	}
802
803	/**
804	* Determine if the browser is Netscape Navigator 9+ or not (last updated 1.7)
805	* NOTE: (http://browser.netscape.com/ - Official support ended on March 1st, 2008)
806	*
807	* @return boolean True if the browser is Netscape Navigator 9+ otherwise false
808	*/
809	function checkBrowserNetscapeNavigator9Plus() {
810	if ( stripos( $this->_agent, 'Firefox' ) !== false && preg_match( '/Navigator\/([^ ]*)/i', $this->_agent, $matches ) ) {
811	$this->setVersion( $matches[1] );
812	$this->setBrowser( $this->BROWSER_NETSCAPE_NAVIGATOR );
813	return true;
814	} else if ( stripos( $this->_agent, 'Firefox' ) === false && preg_match( '/Netscape6?\/([^ ]*)/i', $this->_agent, $matches ) ) {
815	$this->setVersion( $matches[1] );
816	$this->setBrowser( $this->BROWSER_NETSCAPE_NAVIGATOR );
817	return true;
818	}
819	return false;
820	}
821
822	/**
823	* Determine if the browser is Shiretoko or not (https://wiki.mozilla.org/Projects/shiretoko) (last updated 1.7)
824	*
825	* @return boolean True if the browser is Shiretoko otherwise false
826	*/
827	function checkBrowserShiretoko() {
828	if ( stripos( $this->_agent, 'Mozilla' ) !== false && preg_match( '/Shiretoko\/([^ ]*)/i', $this->_agent, $matches ) ) {
829	$this->setVersion( $matches[1] );
830	$this->setBrowser( $this->BROWSER_SHIRETOKO );
831	return true;
832	}
833	return false;
834	}
835
836	/**
837	* Determine if the browser is Ice Cat or not (http://en.wikipedia.org/wiki/GNU_IceCat) (last updated 1.7)
838	*
839	* @return boolean True if the browser is Ice Cat otherwise false
840	*/
841	function checkBrowserIceCat() {
842	if ( stripos( $this->_agent, 'Mozilla' ) !== false && preg_match( '/IceCat\/([^ ]*)/i', $this->_agent, $matches ) ) {
843	$this->setVersion( $matches[1] );
844	$this->setBrowser( $this->BROWSER_ICECAT );
845	return true;
846	}
847	return false;
848	}
849
850	/**
851	* Determine if the browser is Nokia or not (last updated 1.7)
852	*
853	* @return boolean True if the browser is Nokia otherwise false
854	*/
855	function checkBrowserNokia() {
856	if ( preg_match( "/Nokia([^\/]+)\/([^ SP]+)/i", $this->_agent, $matches ) ) {
857	$this->setVersion( $matches[2] );
858	if ( stripos( $this->_agent, 'Series60' ) !== false \|\| strpos( $this->_agent, 'S60' ) !== false ) {
859	$this->setBrowser( $this->BROWSER_NOKIA_S60 );
860	} else {
861	$this->setBrowser( $this->BROWSER_NOKIA );
862	}
863	$this->setMobile( true );
864	return true;
865	}
866	return false;
867	}
868
869	/**
870	* Determine if the browser is Firefox or not (last updated 1.7)
871	*
872	* @return boolean True if the browser is Firefox otherwise false
873	*/
874	function checkBrowserFirefox() {
875	if ( stripos( $this->_agent, 'safari' ) === false ) {
876	if ( preg_match( "/Firefox[\/ $]([^ ;$]+)/i", $this->_agent, $matches ) ) {
877	$this->setVersion( $matches[1] );
878	$this->setBrowser( $this->BROWSER_FIREFOX );
879	return true;
880	} else if ( preg_match( "/Firefox$/i", $this->_agent, $matches ) ) {
881	$this->setVersion( "" );
882	$this->setBrowser( $this->BROWSER_FIREFOX );
883	return true;
884	}
885	}
886	return false;
887	}
888
889	/**
890	* Determine if the browser is Firefox or not (last updated 1.7)
891	*
892	* @return boolean True if the browser is Firefox otherwise false
893	*/
894	function checkBrowserIceweasel() {
895	if ( stripos( $this->_agent, 'Iceweasel' ) !== false ) {
896	$aresult = explode( '/', stristr( $this->_agent, 'Iceweasel' ) );
897	$aversion = explode( ' ', $aresult[1] );
898	$this->setVersion( $aversion[0] );
899	$this->setBrowser( $this->BROWSER_ICEWEASEL );
900	return true;
901	}
902	return false;
903	}
904	/**
905	* Determine if the browser is Mozilla or not (last updated 1.7)
906	*
907	* @return boolean True if the browser is Mozilla otherwise false
908	*/
909	function checkBrowserMozilla() {
910	if ( stripos( $this->_agent, 'mozilla' ) !== false && preg_match( '/rv:[0-9].[0-9][a-b]?/i', $this->_agent ) && stripos( $this->_agent, 'netscape' ) === false ) {
911	$aversion = explode( ' ', stristr( $this->_agent, 'rv:' ) );
912	preg_match( '/rv:[0-9].[0-9][a-b]?/i', $this->_agent, $aversion );
913	$this->setVersion( str_replace( 'rv:', '', $aversion[0] ) );
914	$this->setBrowser( $this->BROWSER_MOZILLA );
915	return true;
916	} else if ( stripos( $this->_agent, 'mozilla' ) !== false && preg_match( '/rv:[0-9]\.[0-9]/i', $this->_agent ) && stripos( $this->_agent, 'netscape' ) === false ) {
917	$aversion = explode( '', stristr( $this->_agent, 'rv:' ) );
918	$this->setVersion( str_replace( 'rv:', '', $aversion[0] ) );
919	$this->setBrowser( $this->BROWSER_MOZILLA );
920	return true;
921	} else if ( stripos( $this->_agent, 'mozilla' ) !== false && preg_match( '/mozilla\/([^ ]*)/i', $this->_agent, $matches ) && stripos( $this->_agent, 'netscape' ) === false ) {
922	$this->setVersion( $matches[1] );
923	$this->setBrowser( $this->BROWSER_MOZILLA );
924	return true;
925	}
926	return false;
927	}
928
929	/**
930	* Determine if the browser is Lynx or not (last updated 1.7)
931	*
932	* @return boolean True if the browser is Lynx otherwise false
933	*/
934	function checkBrowserLynx() {
935	if ( stripos( $this->_agent, 'lynx' ) !== false ) {
936	$aresult = explode( '/', stristr( $this->_agent, 'Lynx' ) );
937	$aversion = explode( ' ', ( isset( $aresult[1] )?$aresult[1]:"" ) );
938	$this->setVersion( $aversion[0] );
939	$this->setBrowser( $this->BROWSER_LYNX );
940	return true;
941	}
942	return false;
943	}
944
945	/**
946	* Determine if the browser is Amaya or not (last updated 1.7)
947	*
948	* @return boolean True if the browser is Amaya otherwise false
949	*/
950	function checkBrowserAmaya() {
951	if ( stripos( $this->_agent, 'amaya' ) !== false ) {
952	$aresult = explode( '/', stristr( $this->_agent, 'Amaya' ) );
953	$aversion = explode( ' ', $aresult[1] );
954	$this->setVersion( $aversion[0] );
955	$this->setBrowser( $this->BROWSER_AMAYA );
956	return true;
957	}
958	return false;
959	}
960
961	/**
962	* Determine if the browser is Safari or not (last updated 1.7)
963	*
964	* @return boolean True if the browser is Safari otherwise false
965	*/
966	function checkBrowserSafari() {
967	if ( stripos( $this->_agent, 'Safari' ) !== false && stripos( $this->_agent, 'iPhone' ) === false && stripos( $this->_agent, 'iPod' ) === false ) {
968	$aresult = explode( '/', stristr( $this->_agent, 'Version' ) );
969	if ( isset( $aresult[1] ) ) {
970	$aversion = explode( ' ', $aresult[1] );
971	$this->setVersion( $aversion[0] );
972	} else {
973	$this->setVersion( $this->VERSION_UNKNOWN );
974	}
975	$this->setBrowser( $this->BROWSER_SAFARI );
976	return true;
977	}
978	return false;
979	}
980
981	/**
982	* Determine if the browser is iPhone or not (last updated 1.7)
983	*
984	* @return boolean True if the browser is iPhone otherwise false
985	*/
986	function checkBrowseriPhone() {
987	if ( stripos( $this->_agent, 'iPhone' ) !== false ) {
988	$aresult = explode( '/', stristr( $this->_agent, 'Version' ) );
989	if ( isset( $aresult[1] ) ) {
990	$aversion = explode( ' ', $aresult[1] );
991	$this->setVersion( $aversion[0] );
992	} else {
993	$this->setVersion( $this->VERSION_UNKNOWN );
994	}
995	$this->setMobile( true );
996	$this->setBrowser( $this->BROWSER_IPHONE );
997	return true;
998	}
999	return false;
1000	}
1001
1002	/**
1003	* Determine if the browser is iPod or not (last updated 1.7)
1004	*
1005	* @return boolean True if the browser is iPod otherwise false
1006	*/
1007	function checkBrowseriPad() {
1008	if ( stripos( $this->_agent, 'iPad' ) !== false ) {
1009	$aresult = explode( '/', stristr( $this->_agent, 'Version' ) );
1010	if ( isset( $aresult[1] ) ) {
1011	$aversion = explode( ' ', $aresult[1] );
1012	$this->setVersion( $aversion[0] );
1013	} else {
1014	$this->setVersion( $this->VERSION_UNKNOWN );
1015	}
1016	$this->setMobile( true );
1017	$this->setBrowser( $this->BROWSER_IPAD );
1018	return true;
1019	}
1020	return false;
1021	}
1022
1023	/**
1024	* Determine if the browser is iPod or not (last updated 1.7)
1025	*
1026	* @return boolean True if the browser is iPod otherwise false
1027	*/
1028	function checkBrowseriPod() {
1029	if ( stripos( $this->_agent, 'iPod' ) !== false ) {
1030	$aresult = explode( '/', stristr( $this->_agent, 'Version' ) );
1031	if ( isset( $aresult[1] ) ) {
1032	$aversion = explode( ' ', $aresult[1] );
1033	$this->setVersion( $aversion[0] );
1034	} else {
1035	$this->setVersion( $this->VERSION_UNKNOWN );
1036	}
1037	$this->setMobile( true );
1038	$this->setBrowser( $this->BROWSER_IPOD );
1039	return true;
1040	}
1041	return false;
1042	}
1043
1044	/**
1045	* Determine if the browser is Android or not (last updated 1.7)
1046	*
1047	* @return boolean True if the browser is Android otherwise false
1048	*/
1049	function checkBrowserAndroid() {
1050	if ( stripos( $this->_agent, 'Android' ) !== false ) {
1051	$aresult = explode( ' ', stristr( $this->_agent, 'Android' ) );
1052	if ( isset( $aresult[1] ) ) {
1053	$aversion = explode( ' ', $aresult[1] );
1054	$this->setVersion( $aversion[0] );
1055	} else {
1056	$this->setVersion( $this->VERSION_UNKNOWN );
1057	}
1058	$this->setMobile( true );
1059	$this->setBrowser( $this->BROWSER_ANDROID );
1060	return true;
1061	}
1062	return false;
1063	}
1064
1065	/**
1066	* Determine the user's platform (last updated 1.7)
1067	*/
1068	function checkPlatform() {
1069	if ( stripos( $this->_agent, 'windows' ) !== false ) {
1070	$this->_platform = $this->PLATFORM_WINDOWS;
1071	} else if ( stripos( $this->_agent, 'iPad' ) !== false ) {
1072	$this->_platform = $this->PLATFORM_IPAD;
1073	} else if ( stripos( $this->_agent, 'iPod' ) !== false ) {
1074	$this->_platform = $this->PLATFORM_IPOD;
1075	} else if ( stripos( $this->_agent, 'iPhone' ) !== false ) {
1076	$this->_platform = $this->PLATFORM_IPHONE;
1077	} elseif ( stripos( $this->_agent, 'mac' ) !== false ) {
1078	$this->_platform = $this->PLATFORM_APPLE;
1079	} elseif ( stripos( $this->_agent, 'android' ) !== false ) {
1080	$this->_platform = $this->PLATFORM_ANDROID;
1081	} elseif ( stripos( $this->_agent, 'linux' ) !== false ) {
1082	$this->_platform = $this->PLATFORM_LINUX;
1083	} else if ( stripos( $this->_agent, 'Nokia' ) !== false ) {
1084	$this->_platform = $this->PLATFORM_NOKIA;
1085	} else if ( stripos( $this->_agent, 'BlackBerry' ) !== false ) {
1086	$this->_platform = $this->PLATFORM_BLACKBERRY;
1087	} elseif ( stripos( $this->_agent, 'FreeBSD' ) !== false ) {
1088	$this->_platform = $this->PLATFORM_FREEBSD;
1089	} elseif ( stripos( $this->_agent, 'OpenBSD' ) !== false ) {
1090	$this->_platform = $this->PLATFORM_OPENBSD;
1091	} elseif ( stripos( $this->_agent, 'NetBSD' ) !== false ) {
1092	$this->_platform = $this->PLATFORM_NETBSD;
1093	} elseif ( stripos( $this->_agent, 'OpenSolaris' ) !== false ) {
1094	$this->_platform = $this->PLATFORM_OPENSOLARIS;
1095	} elseif ( stripos( $this->_agent, 'SunOS' ) !== false ) {
1096	$this->_platform = $this->PLATFORM_SUNOS;
1097	} elseif ( stripos( $this->_agent, 'OS\/2' ) !== false ) {
1098	$this->_platform = $this->PLATFORM_OS2;
1099	} elseif ( stripos( $this->_agent, 'BeOS' ) !== false ) {
1100	$this->_platform = $this->PLATFORM_BEOS;
1101	} elseif ( stripos( $this->_agent, 'win' ) !== false ) {
1102	$this->_platform = $this->PLATFORM_WINDOWS;
1103	}
1104
1105	}
1106	}
1107