<?xml version="1.0" encoding="UTF-8"?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
	<sitemap>
		<loc>https://www.eyecentersouth.net/sitemaps/pages.xml</loc>
		<lastmod>2026-06-25</lastmod>
	</sitemap>
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        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     // Readers http://www.atsuhiro-me.net/ebook/sony-reader/sony-reader-web-browser
        // http://www.sony.jp/support/tablet/
        'SonyTablet'        => 'Sony.*Tablet|Xperia Tablet|Sony Tablet S|SO-03E|SGPT12|SGPT13|SGPT114|SGPT121|SGPT122|SGPT123|SGPT111|SGPT112|SGPT113|SGPT131|SGPT132|SGPT133|SGPT211|SGPT212|SGPT213|SGP311|SGP312|SGP321|EBRD1101|EBRD1102|EBRD1201|SGP351|SGP341|SGP511|SGP512|SGP521|SGP541|SGP551|SGP621|SGP641|SGP612|SOT31|SGP771|SGP611|SGP612|SGP712',
        // http://www.support.philips.com/support/catalog/worldproducts.jsp?userLanguage=en&userCountry=cn&categoryid=3G_LTE_TABLET_SU_CN_CARE&title=3G%20tablets%20/%20LTE%20range&_dyncharset=UTF-8
        'PhilipsTablet'     => '\b(PI2010|PI3000|PI3100|PI3105|PI3110|PI3205|PI3210|PI3900|PI4010|PI7000|PI7100)\b',
        // db + http://www.cube-tablet.com/buy-products.html
        'CubeTablet'        => 'Android.*(K8GT|U9GT|U10GT|U16GT|U17GT|U18GT|U19GT|U20GT|U23GT|U30GT)|CUBE U8GT',
        // http://www.cobyusa.com/?p=pcat&pcat_id=3001
        'CobyTablet'        => 'MID1042|MID1045|MID1125|MID1126|MID7012|MID7014|MID7015|MID7034|MID7035|MID7036|MID7042|MID7048|MID7127|MID8042|MID8048|MID8127|MID9042|MID9740|MID9742|MID7022|MID7010',
        // http://www.match.net.cn/products.asp
        'MIDTablet'         => 'M9701|M9000|M9100|M806|M1052|M806|T703|MID701|MID713|MID710|MID727|MID760|MID830|MID728|MID933|MID125|MID810|MID732|MID120|MID930|MID800|MID731|MID900|MID100|MID820|MID735|MID980|MID130|MID833|MID737|MID960|MID135|MID860|MID736|MID140|MID930|MID835|MID733|MID4X10',
        // http://www.msi.com/support
        // @todo Research the Windows Tablets.
        'MSITablet' => 'MSI \b(Primo 73K|Primo 73L|Primo 81L|Primo 77|Primo 93|Primo 75|Primo 76|Primo 73|Primo 81|Primo 91|Primo 90|Enjoy 71|Enjoy 7|Enjoy 10)\b',
        // @todo http://www.kyoceramobile.com/support/drivers/
        //    'KyoceraTablet' => null,
        // @todo http://intexuae.com/index.php/category/mobile-devices/tablets-products/
        //    'IntextTablet' => null,
        // http://pdadb.net/index.php?m=pdalist&list=SMiT (NoName Chinese Tablets)
        // http://www.imp3.net/14/show.php?itemid=20454
        'SMiTTablet'        => 'Android.*(\bMID\b|MID-560|MTV-T1200|MTV-PND531|MTV-P1101|MTV-PND530)',
        // http://www.rock-chips.com/index.php?do=prod&pid=2
        'RockChipTablet'    => 'Android.*(RK2818|RK2808A|RK2918|RK3066)|RK2738|RK2808A',
        // http://www.fly-phone.com/devices/tablets/ ; http://www.fly-phone.com/service/
        'FlyTablet'         => 'IQ310|Fly Vision',
        // http://www.bqreaders.com/gb/tablets-prices-sale.html
        'bqTablet'          => 'Android.*(bq)?.*(Elcano|Curie|Edison|Maxwell|Kepler|Pascal|Tesla|Hypatia|Platon|Newton|Livingstone|Cervantes|Avant|Aquaris ([E|M]10|M8))|Maxwell.*Lite|Maxwell.*Plus',
        // http://www.huaweidevice.com/worldwide/productFamily.do?method=index&directoryId=5011&treeId=3290
        // http://www.huaweidevice.com/worldwide/downloadCenter.do?method=index&directoryId=3372&treeId=0&tb=1&type=software (including legacy tablets)
        'HuaweiTablet'      => 'MediaPad|MediaPad 7 Youth|IDEOS S7|S7-201c|S7-202u|S7-101|S7-103|S7-104|S7-105|S7-106|S7-201|S7-Slim|M2-A01L|BAH-L09|BAH-W09',
        // Nec or Medias Tab
        'NecTablet'         => '\bN-06D|\bN-08D',
        // Pantech Tablets: http://www.pantechusa.com/phones/
        'PantechTablet'     => 'Pantech.*P4100',
        // Broncho Tablets: http://www.broncho.cn/ (hard to find)
        'BronchoTablet'     => 'Broncho.*(N701|N708|N802|a710)',
        // http://versusuk.com/support.html
        'VersusTablet'      => 'TOUCHPAD.*[78910]|\bTOUCHTAB\b',
        // http://www.zync.in/index.php/our-products/tablet-phablets
        'ZyncTablet'        => 'z1000|Z99 2G|z99|z930|z999|z990|z909|Z919|z900',
        // http://www.positivoinformatica.com.br/www/pessoal/tablet-ypy/
        'PositivoTablet'    => 'TB07STA|TB10STA|TB07FTA|TB10FTA',
        // https://www.nabitablet.com/
        'NabiTablet'        => 'Android.*\bNabi',
        'KoboTablet'        => 'Kobo Touch|\bK080\b|\bVox\b Build|\bArc\b Build',
        // French Danew Tablets http://www.danew.com/produits-tablette.php
        'DanewTablet'       => 'DSlide.*\b(700|701R|702|703R|704|802|970|971|972|973|974|1010|1012)\b',
        // Texet Tablets and Readers http://www.texet.ru/tablet/
        'TexetTablet'       => 'NaviPad|TB-772A|TM-7045|TM-7055|TM-9750|TM-7016|TM-7024|TM-7026|TM-7041|TM-7043|TM-7047|TM-8041|TM-9741|TM-9747|TM-9748|TM-9751|TM-7022|TM-7021|TM-7020|TM-7011|TM-7010|TM-7023|TM-7025|TM-7037W|TM-7038W|TM-7027W|TM-9720|TM-9725|TM-9737W|TM-1020|TM-9738W|TM-9740|TM-9743W|TB-807A|TB-771A|TB-727A|TB-725A|TB-719A|TB-823A|TB-805A|TB-723A|TB-715A|TB-707A|TB-705A|TB-709A|TB-711A|TB-890HD|TB-880HD|TB-790HD|TB-780HD|TB-770HD|TB-721HD|TB-710HD|TB-434HD|TB-860HD|TB-840HD|TB-760HD|TB-750HD|TB-740HD|TB-730HD|TB-722HD|TB-720HD|TB-700HD|TB-500HD|TB-470HD|TB-431HD|TB-430HD|TB-506|TB-504|TB-446|TB-436|TB-416|TB-146SE|TB-126SE',
        // Avoid detecting 'PLAYSTATION 3' as mobile.
        'PlaystationTablet' => 'Playstation.*(Portable|Vita)',
        // http://www.trekstor.de/surftabs.html
        'TrekstorTablet'    => 'ST10416-1|VT10416-1|ST70408-1|ST702xx-1|ST702xx-2|ST80208|ST97216|ST70104-2|VT10416-2|ST10216-2A|SurfTab',
        // http://www.pyleaudio.com/Products.aspx?%2fproducts%2fPersonal-Electronics%2fTablets
        'PyleAudioTablet'   => '\b(PTBL10CEU|PTBL10C|PTBL72BC|PTBL72BCEU|PTBL7CEU|PTBL7C|PTBL92BC|PTBL92BCEU|PTBL9CEU|PTBL9CUK|PTBL9C)\b',
        // http://www.advandigital.com/index.php?link=content-product&jns=JP001
        // because of the short codenames we have to include whitespaces to reduce the possible conflicts.
        'AdvanTablet'       => 'Android.* \b(E3A|T3X|T5C|T5B|T3E|T3C|T3B|T1J|T1F|T2A|T1H|T1i|E1C|T1-E|T5-A|T4|E1-B|T2Ci|T1-B|T1-D|O1-A|E1-A|T1-A|T3A|T4i)\b ',
        // http://www.danytech.com/category/tablet-pc
        'DanyTechTablet' => 'Genius Tab G3|Genius Tab S2|Genius Tab Q3|Genius Tab G4|Genius Tab Q4|Genius Tab G-II|Genius TAB GII|Genius TAB GIII|Genius Tab S1',
        // http://www.galapad.net/product.html
        'GalapadTablet'     => 'Android.*\bG1\b(?!\))',
        // http://www.micromaxinfo.com/tablet/funbook
        'MicromaxTablet'    => 'Funbook|Micromax.*\b(P250|P560|P360|P362|P600|P300|P350|P500|P275)\b',
        // http://www.karbonnmobiles.com/products_tablet.php
        'KarbonnTablet'     => 'Android.*\b(A39|A37|A34|ST8|ST10|ST7|Smart Tab3|Smart Tab2)\b',
        // http://www.myallfine.com/Products.asp
        'AllFineTablet'     => 'Fine7 Genius|Fine7 Shine|Fine7 Air|Fine8 Style|Fine9 More|Fine10 Joy|Fine11 Wide',
        // http://www.proscanvideo.com/products-search.asp?itemClass=TABLET&itemnmbr=
        'PROSCANTablet'     => '\b(PEM63|PLT1023G|PLT1041|PLT1044|PLT1044G|PLT1091|PLT4311|PLT4311PL|PLT4315|PLT7030|PLT7033|PLT7033D|PLT7035|PLT7035D|PLT7044K|PLT7045K|PLT7045KB|PLT7071KG|PLT7072|PLT7223G|PLT7225G|PLT7777G|PLT7810K|PLT7849G|PLT7851G|PLT7852G|PLT8015|PLT8031|PLT8034|PLT8036|PLT8080K|PLT8082|PLT8088|PLT8223G|PLT8234G|PLT8235G|PLT8816K|PLT9011|PLT9045K|PLT9233G|PLT9735|PLT9760G|PLT9770G)\b',
        // http://www.yonesnav.com/products/products.php
        'YONESTablet' => 'BQ1078|BC1003|BC1077|RK9702|BC9730|BC9001|IT9001|BC7008|BC7010|BC708|BC728|BC7012|BC7030|BC7027|BC7026',
        // http://www.cjshowroom.com/eproducts.aspx?classcode=004001001
        // China manufacturer makes tablets for different small brands (eg. http://www.zeepad.net/index.html)
        'ChangJiaTablet'    => 'TPC7102|TPC7103|TPC7105|TPC7106|TPC7107|TPC7201|TPC7203|TPC7205|TPC7210|TPC7708|TPC7709|TPC7712|TPC7110|TPC8101|TPC8103|TPC8105|TPC8106|TPC8203|TPC8205|TPC8503|TPC9106|TPC9701|TPC97101|TPC97103|TPC97105|TPC97106|TPC97111|TPC97113|TPC97203|TPC97603|TPC97809|TPC97205|TPC10101|TPC10103|TPC10106|TPC10111|TPC10203|TPC10205|TPC10503',
        // http://www.gloryunion.cn/products.asp
        // http://www.allwinnertech.com/en/apply/mobile.html
        // http://www.ptcl.com.pk/pd_content.php?pd_id=284 (EVOTAB)
        // @todo: Softwiner tablets?
        // aka. Cute or Cool tablets. Not sure yet, must research to avoid collisions.
        'GUTablet'          => 'TX-A1301|TX-M9002|Q702|kf026', // A12R|D75A|D77|D79|R83|A95|A106C|R15|A75|A76|D71|D72|R71|R73|R77|D82|R85|D92|A97|D92|R91|A10F|A77F|W71F|A78F|W78F|W81F|A97F|W91F|W97F|R16G|C72|C73E|K72|K73|R96G
        // http://www.pointofview-online.com/showroom.php?shop_mode=product_listing&category_id=118
        'PointOfViewTablet' => 'TAB-P506|TAB-navi-7-3G-M|TAB-P517|TAB-P-527|TAB-P701|TAB-P703|TAB-P721|TAB-P731N|TAB-P741|TAB-P825|TAB-P905|TAB-P925|TAB-PR945|TAB-PL1015|TAB-P1025|TAB-PI1045|TAB-P1325|TAB-PROTAB[0-9]+|TAB-PROTAB25|TAB-PROTAB26|TAB-PROTAB27|TAB-PROTAB26XL|TAB-PROTAB2-IPS9|TAB-PROTAB30-IPS9|TAB-PROTAB25XXL|TAB-PROTAB26-IPS10|TAB-PROTAB30-IPS10',
        // http://www.overmax.pl/pl/katalog-produktow,p8/tablety,c14/
        // @todo: add more tests.
        'OvermaxTablet'     => 'OV-(SteelCore|NewBase|Basecore|Baseone|Exellen|Quattor|EduTab|Solution|ACTION|BasicTab|TeddyTab|MagicTab|Stream|TB-08|TB-09)|Qualcore 1027',
        // http://hclmetablet.com/India/index.php
        'HCLTablet'         => 'HCL.*Tablet|Connect-3G-2.0|Connect-2G-2.0|ME Tablet U1|ME Tablet U2|ME Tablet G1|ME Tablet X1|ME Tablet Y2|ME Tablet Sync',
        // http://www.edigital.hu/Tablet_es_e-book_olvaso/Tablet-c18385.html
        'DPSTablet'         => 'DPS Dream 9|DPS Dual 7',
        // http://www.visture.com/index.asp
        'VistureTablet'     => 'V97 HD|i75 3G|Visture V4( HD)?|Visture V5( HD)?|Visture V10',
        // http://www.mijncresta.nl/tablet
        'CrestaTablet'     => 'CTP(-)?810|CTP(-)?818|CTP(-)?828|CTP(-)?838|CTP(-)?888|CTP(-)?978|CTP(-)?980|CTP(-)?987|CTP(-)?988|CTP(-)?989',
        // MediaTek - http://www.mediatek.com/_en/01_products/02_proSys.php?cata_sn=1&cata1_sn=1&cata2_sn=309
        'MediatekTablet' => '\bMT8125|MT8389|MT8135|MT8377\b',
        // Concorde tab
        'ConcordeTablet' => 'Concorde([ ]+)?Tab|ConCorde ReadMan',
        // GoClever Tablets - http://www.goclever.com/uk/products,c1/tablet,c5/
        'GoCleverTablet' => 'GOCLEVER TAB|A7GOCLEVER|M1042|M7841|M742|R1042BK|R1041|TAB A975|TAB A7842|TAB A741|TAB A741L|TAB M723G|TAB M721|TAB A1021|TAB I921|TAB R721|TAB I720|TAB T76|TAB R70|TAB R76.2|TAB R106|TAB R83.2|TAB M813G|TAB I721|GCTA722|TAB I70|TAB I71|TAB S73|TAB R73|TAB R74|TAB R93|TAB R75|TAB R76.1|TAB A73|TAB A93|TAB A93.2|TAB T72|TAB R83|TAB R974|TAB R973|TAB A101|TAB A103|TAB A104|TAB A104.2|R105BK|M713G|A972BK|TAB A971|TAB R974.2|TAB R104|TAB R83.3|TAB A1042',
        // Modecom Tablets - http://www.modecom.eu/tablets/portal/
        'ModecomTablet' => 'FreeTAB 9000|FreeTAB 7.4|FreeTAB 7004|FreeTAB 7800|FreeTAB 2096|FreeTAB 7.5|FreeTAB 1014|FreeTAB 1001 |FreeTAB 8001|FreeTAB 9706|FreeTAB 9702|FreeTAB 7003|FreeTAB 7002|FreeTAB 1002|FreeTAB 7801|FreeTAB 1331|FreeTAB 1004|FreeTAB 8002|FreeTAB 8014|FreeTAB 9704|FreeTAB 1003',
        // Vonino Tablets - http://www.vonino.eu/tablets
        'VoninoTablet'  => '\b(Argus[ _]?S|Diamond[ _]?79HD|Emerald[ _]?78E|Luna[ _]?70C|Onyx[ _]?S|Onyx[ _]?Z|Orin[ _]?HD|Orin[ _]?S|Otis[ _]?S|SpeedStar[ _]?S|Magnet[ _]?M9|Primus[ _]?94[ _]?3G|Primus[ _]?94HD|Primus[ _]?QS|Android.*\bQ8\b|Sirius[ _]?EVO[ _]?QS|Sirius[ _]?QS|Spirit[ _]?S)\b',
        // ECS Tablets - http://www.ecs.com.tw/ECSWebSite/Product/Product_Tablet_List.aspx?CategoryID=14&MenuID=107&childid=M_107&LanID=0
        'ECSTablet'     => 'V07OT2|TM105A|S10OT1|TR10CS1',
        // Storex Tablets - http://storex.fr/espace_client/support.html
        // @note: no need to add all the tablet codes since they are guided by the first regex.
        'StorexTablet'  => 'eZee[_\']?(Tab|Go)[0-9]+|TabLC7|Looney Tunes Tab',
        // Generic Vodafone tablets.
        'VodafoneTablet' => 'SmartTab([ ]+)?[0-9]+|SmartTabII10|SmartTabII7|VF-1497',
        // French tablets - Essentiel B http://www.boulanger.fr/tablette_tactile_e-book/tablette_tactile_essentiel_b/cl_68908.htm?multiChoiceToDelete=brand&mc_brand=essentielb
        // Aka: http://www.essentielb.fr/
        'EssentielBTablet' => 'Smart[ \']?TAB[ ]+?[0-9]+|Family[ \']?TAB2',
        // Ross & Moor - http://ross-moor.ru/
        'RossMoorTablet' => 'RM-790|RM-997|RMD-878G|RMD-974R|RMT-705A|RMT-701|RME-601|RMT-501|RMT-711',
        // i-mobile http://product.i-mobilephone.com/Mobile_Device
        'iMobileTablet'        => 'i-mobile i-note',
        // http://www.tolino.de/de/vergleichen/
        'TolinoTablet'  => 'tolino tab [0-9.]+|tolino shine',
        // AudioSonic - a Kmart brand
        // http://www.kmart.com.au/webapp/wcs/stores/servlet/Search?langId=-1&storeId=10701&catalogId=10001&categoryId=193001&pageSize=72&currentPage=1&searchCategory=193001%2b4294965664&sortBy=p_MaxPrice%7c1
        'AudioSonicTablet' => '\bC-22Q|T7-QC|T-17B|T-17P\b',
        // AMPE Tablets - http://www.ampe.com.my/product-category/tablets/
        // @todo: add them gradually to avoid conflicts.
        'AMPETablet' => 'Android.* A78 ',
        // Skk Mobile - http://skkmobile.com.ph/product_tablets.php
        'SkkTablet' => 'Android.* (SKYPAD|PHOENIX|CYCLOPS)',
        // Tecno Mobile (only tablet) - http://www.tecno-mobile.com/index.php/product?filterby=smart&list_order=all&page=1
        'TecnoTablet' => 'TECNO P9|TECNO DP8D',
        // JXD (consoles & tablets) - http://jxd.hk/products.asp?selectclassid=009008&clsid=3
        'JXDTablet' => 'Android.* \b(F3000|A3300|JXD5000|JXD3000|JXD2000|JXD300B|JXD300|S5800|S7800|S602b|S5110b|S7300|S5300|S602|S603|S5100|S5110|S601|S7100a|P3000F|P3000s|P101|P200s|P1000m|P200m|P9100|P1000s|S6600b|S908|P1000|P300|S18|S6600|S9100)\b',
        // i-Joy tablets - http://www.i-joy.es/en/cat/products/tablets/
        'iJoyTablet' => 'Tablet (Spirit 7|Essentia|Galatea|Fusion|Onix 7|Landa|Titan|Scooby|Deox|Stella|Themis|Argon|Unique 7|Sygnus|Hexen|Finity 7|Cream|Cream X2|Jade|Neon 7|Neron 7|Kandy|Scape|Saphyr 7|Rebel|Biox|Rebel|Rebel 8GB|Myst|Draco 7|Myst|Tab7-004|Myst|Tadeo Jones|Tablet Boing|Arrow|Draco Dual Cam|Aurix|Mint|Amity|Revolution|Finity 9|Neon 9|T9w|Amity 4GB Dual Cam|Stone 4GB|Stone 8GB|Andromeda|Silken|X2|Andromeda II|Halley|Flame|Saphyr 9,7|Touch 8|Planet|Triton|Unique 10|Hexen 10|Memphis 4GB|Memphis 8GB|Onix 10)',
        // http://www.intracon.eu/tablet
        'FX2Tablet' => 'FX2 PAD7|FX2 PAD10',
        // http://www.xoro.de/produkte/
        // @note: Might be the same brand with 'Simply tablets'
        'XoroTablet'        => 'KidsPAD 701|PAD[ ]?712|PAD[ ]?714|PAD[ ]?716|PAD[ ]?717|PAD[ ]?718|PAD[ ]?720|PAD[ ]?721|PAD[ ]?722|PAD[ ]?790|PAD[ ]?792|PAD[ ]?900|PAD[ ]?9715D|PAD[ ]?9716DR|PAD[ ]?9718DR|PAD[ ]?9719QR|PAD[ ]?9720QR|TelePAD1030|Telepad1032|TelePAD730|TelePAD731|TelePAD732|TelePAD735Q|TelePAD830|TelePAD9730|TelePAD795|MegaPAD 1331|MegaPAD 1851|MegaPAD 2151',
        // http://www1.viewsonic.com/products/computing/tablets/
        'ViewsonicTablet'   => 'ViewPad 10pi|ViewPad 10e|ViewPad 10s|ViewPad E72|ViewPad7|ViewPad E100|ViewPad 7e|ViewSonic VB733|VB100a',
        // https://www.verizonwireless.com/tablets/verizon/
        'VerizonTablet' => 'QTAQZ3|QTAIR7|QTAQTZ3|QTASUN1|QTASUN2|QTAXIA1',
        // http://www.odys.de/web/internet-tablet_en.html
        'OdysTablet'        => 'LOOX|XENO10|ODYS[ -](Space|EVO|Xpress|NOON)|\bXELIO\b|Xelio10Pro|XELIO7PHONETAB|XELIO10EXTREME|XELIOPT2|NEO_QUAD10',
        // http://www.captiva-power.de/products.html#tablets-en
        'CaptivaTablet'     => 'CAPTIVA PAD',
        // IconBIT - http://www.iconbit.com/products/tablets/
        'IconbitTablet' => 'NetTAB|NT-3702|NT-3702S|NT-3702S|NT-3603P|NT-3603P|NT-0704S|NT-0704S|NT-3805C|NT-3805C|NT-0806C|NT-0806C|NT-0909T|NT-0909T|NT-0907S|NT-0907S|NT-0902S|NT-0902S',
        // http://www.teclast.com/topic.php?channelID=70&topicID=140&pid=63
        'TeclastTablet' => 'T98 4G|\bP80\b|\bX90HD\b|X98 Air|X98 Air 3G|\bX89\b|P80 3G|\bX80h\b|P98 Air|\bX89HD\b|P98 3G|\bP90HD\b|P89 3G|X98 3G|\bP70h\b|P79HD 3G|G18d 3G|\bP79HD\b|\bP89s\b|\bA88\b|\bP10HD\b|\bP19HD\b|G18 3G|\bP78HD\b|\bA78\b|\bP75\b|G17s 3G|G17h 3G|\bP85t\b|\bP90\b|\bP11\b|\bP98t\b|\bP98HD\b|\bG18d\b|\bP85s\b|\bP11HD\b|\bP88s\b|\bA80HD\b|\bA80se\b|\bA10h\b|\bP89\b|\bP78s\b|\bG18\b|\bP85\b|\bA70h\b|\bA70\b|\bG17\b|\bP18\b|\bA80s\b|\bA11s\b|\bP88HD\b|\bA80h\b|\bP76s\b|\bP76h\b|\bP98\b|\bA10HD\b|\bP78\b|\bP88\b|\bA11\b|\bA10t\b|\bP76a\b|\bP76t\b|\bP76e\b|\bP85HD\b|\bP85a\b|\bP86\b|\bP75HD\b|\bP76v\b|\bA12\b|\bP75a\b|\bA15\b|\bP76Ti\b|\bP81HD\b|\bA10\b|\bT760VE\b|\bT720HD\b|\bP76\b|\bP73\b|\bP71\b|\bP72\b|\bT720SE\b|\bC520Ti\b|\bT760\b|\bT720VE\b|T720-3GE|T720-WiFi',
        // Onda - http://www.onda-tablet.com/buy-android-onda.html?dir=desc&limit=all&order=price
        'OndaTablet' => '\b(V975i|Vi30|VX530|V701|Vi60|V701s|Vi50|V801s|V719|Vx610w|VX610W|V819i|Vi10|VX580W|Vi10|V711s|V813|V811|V820w|V820|Vi20|V711|VI30W|V712|V891w|V972|V819w|V820w|Vi60|V820w|V711|V813s|V801|V819|V975s|V801|V819|V819|V818|V811|V712|V975m|V101w|V961w|V812|V818|V971|V971s|V919|V989|V116w|V102w|V973|Vi40)\b[\s]+|V10 \b4G\b',
        'JaytechTablet'     => 'TPC-PA762',
        'BlaupunktTablet'   => 'Endeavour 800NG|Endeavour 1010',
        // http://www.digma.ru/support/download/
        // @todo: Ebooks also (if requested)
        'DigmaTablet' => '\b(iDx10|iDx9|iDx8|iDx7|iDxD7|iDxD8|iDsQ8|iDsQ7|iDsQ8|iDsD10|iDnD7|3TS804H|iDsQ11|iDj7|iDs10)\b',
        // http://www.evolioshop.com/ro/tablete-pc.html
        // http://www.evolio.ro/support/downloads_static.html?cat=2
        // @todo: Research some more
        'EvolioTablet' => 'ARIA_Mini_wifi|Aria[ _]Mini|Evolio X10|Evolio X7|Evolio X8|\bEvotab\b|\bNeura\b',
        // @todo http://www.lavamobiles.com/tablets-data-cards
        'LavaTablet' => 'QPAD E704|\bIvoryS\b|E-TAB IVORY|\bE-TAB\b',
        // http://www.breezetablet.com/
        'AocTablet' => 'MW0811|MW0812|MW0922|MTK8382|MW1031|MW0831|MW0821|MW0931|MW0712',
        // http://www.mpmaneurope.com/en/products/internet-tablets-14/android-tablets-14/
        'MpmanTablet' => 'MP11 OCTA|MP10 OCTA|MPQC1114|MPQC1004|MPQC994|MPQC974|MPQC973|MPQC804|MPQC784|MPQC780|\bMPG7\b|MPDCG75|MPDCG71|MPDC1006|MP101DC|MPDC9000|MPDC905|MPDC706HD|MPDC706|MPDC705|MPDC110|MPDC100|MPDC99|MPDC97|MPDC88|MPDC8|MPDC77|MP709|MID701|MID711|MID170|MPDC703|MPQC1010',
        // https://www.celkonmobiles.com/?_a=categoryphones&sid=2
        'CelkonTablet' => 'CT695|CT888|CT[\s]?910|CT7 Tab|CT9 Tab|CT3 Tab|CT2 Tab|CT1 Tab|C820|C720|\bCT-1\b',
        // http://www.wolderelectronics.com/productos/manuales-y-guias-rapidas/categoria-2-miTab
        'WolderTablet' => 'miTab \b(DIAMOND|SPACE|BROOKLYN|NEO|FLY|MANHATTAN|FUNK|EVOLUTION|SKY|GOCAR|IRON|GENIUS|POP|MINT|EPSILON|BROADWAY|JUMP|HOP|LEGEND|NEW AGE|LINE|ADVANCE|FEEL|FOLLOW|LIKE|LINK|LIVE|THINK|FREEDOM|CHICAGO|CLEVELAND|BALTIMORE-GH|IOWA|BOSTON|SEATTLE|PHOENIX|DALLAS|IN 101|MasterChef)\b',
        'MediacomTablet' => 'M-MPI10C3G|M-SP10EG|M-SP10EGP|M-SP10HXAH|M-SP7HXAH|M-SP10HXBH|M-SP8HXAH|M-SP8MXA',
        // http://www.mi.com/en
        'MiTablet' => '\bMI PAD\b|\bHM NOTE 1W\b',
        // http://www.nbru.cn/index.html
        'NibiruTablet' => 'Nibiru M1|Nibiru Jupiter One',
        // http://navroad.com/products/produkty/tablety/
        // http://navroad.com/products/produkty/tablety/
        'NexoTablet' => 'NEXO NOVA|NEXO 10|NEXO AVIO|NEXO FREE|NEXO GO|NEXO EVO|NEXO 3G|NEXO SMART|NEXO KIDDO|NEXO MOBI',
        // http://leader-online.com/new_site/product-category/tablets/
        // http://www.leader-online.net.au/List/Tablet
        'LeaderTablet' => 'TBLT10Q|TBLT10I|TBL-10WDKB|TBL-10WDKBO2013|TBL-W230V2|TBL-W450|TBL-W500|SV572|TBLT7I|TBA-AC7-8G|TBLT79|TBL-8W16|TBL-10W32|TBL-10WKB|TBL-W100',
        // http://www.datawind.com/ubislate/
        'UbislateTablet' => 'UbiSlate[\s]?7C',
        // http://www.pocketbook-int.com/ru/support
        'PocketBookTablet' => 'Pocketbook',
        // http://www.kocaso.com/product_tablet.html
        'KocasoTablet' => '\b(TB-1207)\b',
        // http://global.hisense.com/product/asia/tablet/Sero7/201412/t20141215_91832.htm
        'HisenseTablet' => '\b(F5281|E2371)\b',
        // http://www.tesco.com/direct/hudl/
        'Hudl'              => 'Hudl HT7S3|Hudl 2',
        // http://www.telstra.com.au/home-phone/thub-2/
        'TelstraTablet'     => 'T-Hub2',
        'GenericTablet'     => 'Android.*\b97D\b|Tablet(?!.*PC)|BNTV250A|MID-WCDMA|LogicPD Zoom2|\bA7EB\b|CatNova8|A1_07|CT704|CT1002|\bM721\b|rk30sdk|\bEVOTAB\b|M758A|ET904|ALUMIUM10|Smartfren Tab|Endeavour 1010|Tablet-PC-4|Tagi Tab|\bM6pro\b|CT1020W|arc 10HD|\bTP750\b|\bQTAQZ3\b|WVT101|TM1088|KT107'
    );

    /**
     * List of mobile Operating Systems.
     *
     * @var array
     */
    protected static $operatingSystems = array(
        'AndroidOS'         => 'Android',
        'BlackBerryOS'      => 'blackberry|\bBB10\b|rim tablet os',
        'PalmOS'            => 'PalmOS|avantgo|blazer|elaine|hiptop|palm|plucker|xiino',
        'SymbianOS'         => 'Symbian|SymbOS|Series60|Series40|SYB-[0-9]+|\bS60\b',
        // @reference: http://en.wikipedia.org/wiki/Windows_Mobile
        'WindowsMobileOS'   => 'Windows CE.*(PPC|Smartphone|Mobile|[0-9]{3}x[0-9]{3})|Window Mobile|Windows Phone [0-9.]+|WCE;',
        // @reference: http://en.wikipedia.org/wiki/Windows_Phone
        // http://wifeng.cn/?r=blog&a=view&id=106
        // http://nicksnettravels.builttoroam.com/post/2011/01/10/Bogus-Windows-Phone-7-User-Agent-String.aspx
        // http://msdn.microsoft.com/library/ms537503.aspx
        // https://msdn.microsoft.com/en-us/library/hh869301(v=vs.85).aspx
        'WindowsPhoneOS'   => 'Windows Phone 10.0|Windows Phone 8.1|Windows Phone 8.0|Windows Phone OS|XBLWP7|ZuneWP7|Windows NT 6.[23]; ARM;',
        'iOS'               => '\biPhone.*Mobile|\biPod|\biPad|AppleCoreMedia',
        // http://en.wikipedia.org/wiki/MeeGo
        // @todo: research MeeGo in UAs
        'MeeGoOS'           => 'MeeGo',
        // http://en.wikipedia.org/wiki/Maemo
        // @todo: research Maemo in UAs
        'MaemoOS'           => 'Maemo',
        'JavaOS'            => 'J2ME/|\bMIDP\b|\bCLDC\b', // '|Java/' produces bug #135
        'webOS'             => 'webOS|hpwOS',
        'badaOS'            => '\bBada\b',
        'BREWOS'            => 'BREW',
    );

    /**
     * List of mobile User Agents.
     *
     * IMPORTANT: This is a list of only mobile browsers.
     * Mobile Detect 2.x supports only mobile browsers,
     * it was never designed to detect all browsers.
     * The change will come in 2017 in the 3.x release for PHP7.
     *
     * @var array
     */
    protected static $browsers = array(
        //'Vivaldi'         => 'Vivaldi',
        // @reference: https://developers.google.com/chrome/mobile/docs/user-agent
        'Chrome'          => '\bCrMo\b|CriOS|Android.*Chrome/[.0-9]* (Mobile)?',
        'Dolfin'          => '\bDolfin\b',
        'Opera'           => 'Opera.*Mini|Opera.*Mobi|Android.*Opera|Mobile.*OPR/[0-9.]+$|Coast/[0-9.]+',
        'Skyfire'         => 'Skyfire',
        'Edge'             => 'Mobile Safari/[.0-9]* Edge',
        'IE'              => 'IEMobile|MSIEMobile', // |Trident/[.0-9]+
        'Firefox'         => 'fennec|firefox.*maemo|(Mobile|Tablet).*Firefox|Firefox.*Mobile|FxiOS',
        'Bolt'            => 'bolt',
        'TeaShark'        => 'teashark',
        'Blazer'          => 'Blazer',
        // @reference: http://developer.apple.com/library/safari/#documentation/AppleApplications/Reference/SafariWebContent/OptimizingforSafarioniPhone/OptimizingforSafarioniPhone.html#//apple_ref/doc/uid/TP40006517-SW3
        'Safari'          => 'Version.*Mobile.*Safari|Safari.*Mobile|MobileSafari',
        // http://en.wikipedia.org/wiki/Midori_(web_browser)
        //'Midori'          => 'midori',
        //'Tizen'           => 'Tizen',
        'WeChat'          => '\bMicroMessenger\b',
        'UCBrowser'       => 'UC.*Browser|UCWEB',
        'baiduboxapp'     => 'baiduboxapp',
        'baidubrowser'    => 'baidubrowser',
        // https://github.com/serbanghita/Mobile-Detect/issues/7
        'DiigoBrowser'    => 'DiigoBrowser',
        // http://www.puffinbrowser.com/index.php
        'Puffin'            => 'Puffin',
        // http://mercury-browser.com/index.html
        'Mercury'          => '\bMercury\b',
        // http://en.wikipedia.org/wiki/Obigo_Browser
        'ObigoBrowser' => 'Obigo',
        // http://en.wikipedia.org/wiki/NetFront
        'NetFront' => 'NF-Browser',
        // @reference: http://en.wikipedia.org/wiki/Minimo
        // http://en.wikipedia.org/wiki/Vision_Mobile_Browser
        'GenericBrowser'  => 'NokiaBrowser|OviBrowser|OneBrowser|TwonkyBeamBrowser|SEMC.*Browser|FlyFlow|Minimo|NetFront|Novarra-Vision|MQQBrowser|MicroMessenger',
        // @reference: https://en.wikipedia.org/wiki/Pale_Moon_(web_browser)
        'PaleMoon'        => 'Android.*PaleMoon|Mobile.*PaleMoon',
    );

    /**
     * Utilities.
     *
     * @var array
     */
    protected static $utilities = array(
        // Experimental. When a mobile device wants to switch to 'Desktop Mode'.
        // http://scottcate.com/technology/windows-phone-8-ie10-desktop-or-mobile/
        // https://github.com/serbanghita/Mobile-Detect/issues/57#issuecomment-15024011
        // https://developers.facebook.com/docs/sharing/best-practices
        'Bot'         => 'Googlebot|facebookexternalhit|AdsBot-Google|Google Keyword Suggestion|Facebot|YandexBot|YandexMobileBot|bingbot|ia_archiver|AhrefsBot|Ezooms|GSLFbot|WBSearchBot|Twitterbot|TweetmemeBot|Twikle|PaperLiBot|Wotbox|UnwindFetchor|Exabot|MJ12bot|YandexImages|TurnitinBot|Pingdom',
        'MobileBot'   => 'Googlebot-Mobile|AdsBot-Google-Mobile|YahooSeeker/M1A1-R2D2',
        'DesktopMode' => 'WPDesktop',
        'TV'          => 'SonyDTV|HbbTV', // experimental
        'WebKit'      => '(webkit)[ /]([\w.]+)',
        // @todo: Include JXD consoles.
        'Console'     => '\b(Nintendo|Nintendo WiiU|Nintendo 3DS|Nintendo Switch|PLAYSTATION|Xbox)\b',
        'Watch'       => 'SM-V700',
    );

    /**
     * All possible HTTP headers that represent the
     * User-Agent string.
     *
     * @var array
     */
    protected static $uaHttpHeaders = array(
        // The default User-Agent string.
        'HTTP_USER_AGENT',
        // Header can occur on devices using Opera Mini.
        'HTTP_X_OPERAMINI_PHONE_UA',
        // Vodafone specific header: http://www.seoprinciple.com/mobile-web-community-still-angry-at-vodafone/24/
        'HTTP_X_DEVICE_USER_AGENT',
        'HTTP_X_ORIGINAL_USER_AGENT',
        'HTTP_X_SKYFIRE_PHONE',
        'HTTP_X_BOLT_PHONE_UA',
        'HTTP_DEVICE_STOCK_UA',
        'HTTP_X_UCBROWSER_DEVICE_UA'
    );

    /**
     * The individual segments that could exist in a User-Agent string. VER refers to the regular
     * expression defined in the constant self::VER.
     *
     * @var array
     */
    protected static $properties = array(

        // Build
        'Mobile'        => 'Mobile/[VER]',
        'Build'         => 'Build/[VER]',
        'Version'       => 'Version/[VER]',
        'VendorID'      => 'VendorID/[VER]',

        // Devices
        'iPad'          => 'iPad.*CPU[a-z ]+[VER]',
        'iPhone'        => 'iPhone.*CPU[a-z ]+[VER]',
        'iPod'          => 'iPod.*CPU[a-z ]+[VER]',
        //'BlackBerry'    => array('BlackBerry[VER]', 'BlackBerry [VER];'),
        'Kindle'        => 'Kindle/[VER]',

        // Browser
        'Chrome'        => array('Chrome/[VER]', 'CriOS/[VER]', 'CrMo/[VER]'),
        'Coast'         => array('Coast/[VER]'),
        'Dolfin'        => 'Dolfin/[VER]',
        // @reference: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/User-Agent/Firefox
        'Firefox'       => array('Firefox/[VER]', 'FxiOS/[VER]'),
        'Fennec'        => 'Fennec/[VER]',
        // http://msdn.microsoft.com/en-us/library/ms537503(v=vs.85).aspx
        // https://msdn.microsoft.com/en-us/library/ie/hh869301(v=vs.85).aspx
        'Edge' => 'Edge/[VER]',
        'IE'      => array('IEMobile/[VER];', 'IEMobile [VER]', 'MSIE [VER];', 'Trident/[0-9.]+;.*rv:[VER]'),
        // http://en.wikipedia.org/wiki/NetFront
        'NetFront'      => 'NetFront/[VER]',
        'NokiaBrowser'  => 'NokiaBrowser/[VER]',
        'Opera'         => array( ' OPR/[VER]', 'Opera Mini/[VER]', 'Version/[VER]' ),
        'Opera Mini'    => 'Opera Mini/[VER]',
        'Opera Mobi'    => 'Version/[VER]',
        'UCBrowser'    => array( 'UCWEB[VER]', 'UC.*Browser/[VER]' ),
        'MQQBrowser'    => 'MQQBrowser/[VER]',
        'MicroMessenger' => 'MicroMessenger/[VER]',
        'baiduboxapp'   => 'baiduboxapp/[VER]',
        'baidubrowser'  => 'baidubrowser/[VER]',
        'SamsungBrowser' => 'SamsungBrowser/[VER]',
        'Iron'          => 'Iron/[VER]',
        // @note: Safari 7534.48.3 is actually Version 5.1.
        // @note: On BlackBerry the Version is overwriten by the OS.
        'Safari'        => array( 'Version/[VER]', 'Safari/[VER]' ),
        'Skyfire'       => 'Skyfire/[VER]',
        'Tizen'         => 'Tizen/[VER]',
        'Webkit'        => 'webkit[ /][VER]',
        'PaleMoon'         => 'PaleMoon/[VER]',

        // Engine
        'Gecko'         => 'Gecko/[VER]',
        'Trident'       => 'Trident/[VER]',
        'Presto'        => 'Presto/[VER]',
        'Goanna'           => 'Goanna/[VER]',

        // OS
        'iOS'              => ' \bi?OS\b [VER][ ;]{1}',
        'Android'          => 'Android [VER]',
        'BlackBerry'       => array('BlackBerry[\w]+/[VER]', 'BlackBerry.*Version/[VER]', 'Version/[VER]'),
        'BREW'             => 'BREW [VER]',
        'Java'             => 'Java/[VER]',
        // @reference: http://windowsteamblog.com/windows_phone/b/wpdev/archive/2011/08/29/introducing-the-ie9-on-windows-phone-mango-user-agent-string.aspx
        // @reference: http://en.wikipedia.org/wiki/Windows_NT#Releases
        'Windows Phone OS' => array( 'Windows Phone OS [VER]', 'Windows Phone [VER]'),
        'Windows Phone'    => 'Windows Phone [VER]',
        'Windows CE'       => 'Windows CE/[VER]',
        // http://social.msdn.microsoft.com/Forums/en-US/windowsdeveloperpreviewgeneral/thread/6be392da-4d2f-41b4-8354-8dcee20c85cd
        'Windows NT'       => 'Windows NT [VER]',
        'Symbian'          => array('SymbianOS/[VER]', 'Symbian/[VER]'),
        'webOS'            => array('webOS/[VER]', 'hpwOS/[VER];'),
    );

    /**
     * Construct an instance of this class.
     *
     * @param array  $headers   Specify the headers as injection. Should be PHP _SERVER flavored.
     *                          If left empty, will use the global _SERVER['HTTP_*'] vars instead.
     * @param string $userAgent Inject the User-Agent header. If null, will use HTTP_USER_AGENT
     *                          from the $headers array instead.
     */
    public function __construct(
        array $headers = null,
        $userAgent = null
    ) {
        $this->setHttpHeaders($headers);
        $this->setUserAgent($userAgent);
    }

    /**
     * Get the current script version.
     * This is useful for the demo.php file,
     * so people can check on what version they are testing
     * for mobile devices.
     *
     * @return string The version number in semantic version format.
     */
    public static function getScriptVersion()
    {
        return self::VERSION;
    }

    /**
     * Set the HTTP Headers. Must be PHP-flavored. This method will reset existing headers.
     *
     * @param array $httpHeaders The headers to set. If null, then using PHP's _SERVER to extract
     *                           the headers. The default null is left for backwards compatibility.
     */
    public function setHttpHeaders($httpHeaders = null)
    {
        // use global _SERVER if $httpHeaders aren't defined
        if (!is_array($httpHeaders) || !count($httpHeaders)) {
            $httpHeaders = $_SERVER;
        }

        // clear existing headers
        $this->httpHeaders = array();

        // Only save HTTP headers. In PHP land, that means only _SERVER vars that
        // start with HTTP_.
        foreach ($httpHeaders as $key => $value) {
            if (substr($key, 0, 5) === 'HTTP_') {
                $this->httpHeaders[$key] = $value;
            }
        }

        // In case we're dealing with CloudFront, we need to know.
        $this->setCfHeaders($httpHeaders);
    }

    /**
     * Retrieves the HTTP headers.
     *
     * @return array
     */
    public function getHttpHeaders()
    {
        return $this->httpHeaders;
    }

    /**
     * Retrieves a particular header. If it doesn't exist, no exception/error is caused.
     * Simply null is returned.
     *
     * @param string $header The name of the header to retrieve. Can be HTTP compliant such as
     *                       "User-Agent" or "X-Device-User-Agent" or can be php-esque with the
     *                       all-caps, HTTP_ prefixed, underscore seperated awesomeness.
     *
     * @return string|null The value of the header.
     */
    public function getHttpHeader($header)
    {
        // are we using PHP-flavored headers?
        if (strpos($header, '_') === false) {
            $header = str_replace('-', '_', $header);
            $header = strtoupper($header);
        }

        // test the alternate, too
        $altHeader = 'HTTP_' . $header;

        //Test both the regular and the HTTP_ prefix
        if (isset($this->httpHeaders[$header])) {
            return $this->httpHeaders[$header];
        } elseif (isset($this->httpHeaders[$altHeader])) {
            return $this->httpHeaders[$altHeader];
        }

        return null;
    }

    public function getMobileHeaders()
    {
        return self::$mobileHeaders;
    }

    /**
     * Get all possible HTTP headers that
     * can contain the User-Agent string.
     *
     * @return array List of HTTP headers.
     */
    public function getUaHttpHeaders()
    {
        return self::$uaHttpHeaders;
    }


    /**
     * Set CloudFront headers
     * http://docs.aws.amazon.com/AmazonCloudFront/latest/DeveloperGuide/header-caching.html#header-caching-web-device
     *
     * @param array $cfHeaders List of HTTP headers
     *
     * @return  boolean If there were CloudFront headers to be set
     */
    public function setCfHeaders($cfHeaders = null) {
        // use global _SERVER if $cfHeaders aren't defined
        if (!is_array($cfHeaders) || !count($cfHeaders)) {
            $cfHeaders = $_SERVER;
        }

        // clear existing headers
        $this->cloudfrontHeaders = array();

        // Only save CLOUDFRONT headers. In PHP land, that means only _SERVER vars that
        // start with cloudfront-.
        $response = false;
        foreach ($cfHeaders as $key => $value) {
            if (substr(strtolower($key), 0, 16) === 'http_cloudfront_') {
                $this->cloudfrontHeaders[strtoupper($key)] = $value;
                $response = true;
            }
        }

        return $response;
    }

    /**
     * Retrieves the cloudfront headers.
     *
     * @return array
     */
    public function getCfHeaders()
    {
        return $this->cloudfrontHeaders;
    }

    /**
     * @param string $userAgent
     * @return string
     */
    private function prepareUserAgent($userAgent) {
        $userAgent = trim($userAgent);
        $userAgent = substr($userAgent, 0, 500);
        return $userAgent;
    }

    /**
     * Set the User-Agent to be used.
     *
     * @param string $userAgent The user agent string to set.
     *
     * @return string|null
     */
    public function setUserAgent($userAgent = null)
    {
        // Invalidate cache due to #375
        $this->cache = array();

        if (false === empty($userAgent)) {
            return $this->userAgent = $this->prepareUserAgent($userAgent);
        } else {
            $this->userAgent = null;
            foreach ($this->getUaHttpHeaders() as $altHeader) {
                if (false === empty($this->httpHeaders[$altHeader])) { // @todo: should use getHttpHeader(), but it would be slow. (Serban)
                    $this->userAgent .= $this->httpHeaders[$altHeader] . " ";
                }
            }

            if (!empty($this->userAgent)) {
                return $this->userAgent = $this->prepareUserAgent($this->userAgent);
            }
        }

        if (count($this->getCfHeaders()) > 0) {
            return $this->userAgent = 'Amazon CloudFront';
        }
        return $this->userAgent = null;
    }

    /**
     * Retrieve the User-Agent.
     *
     * @return string|null The user agent if it's set.
     */
    public function getUserAgent()
    {
        return $this->userAgent;
    }

    /**
     * Set the detection type. Must be one of self::DETECTION_TYPE_MOBILE or
     * self::DETECTION_TYPE_EXTENDED. Otherwise, nothing is set.
     *
     * @deprecated since version 2.6.9
     *
     * @param string $type The type. Must be a self::DETECTION_TYPE_* constant. The default
     *                     parameter is null which will default to self::DETECTION_TYPE_MOBILE.
     */
    public function setDetectionType($type = null)
    {
        if ($type === null) {
            $type = self::DETECTION_TYPE_MOBILE;
        }

        if ($type !== self::DETECTION_TYPE_MOBILE && $type !== self::DETECTION_TYPE_EXTENDED) {
            return;
        }

        $this->detectionType = $type;
    }

    public function getMatchingRegex()
    {
        return $this->matchingRegex;
    }

    public function getMatchesArray()
    {
        return $this->matchesArray;
    }

    /**
     * Retrieve the list of known phone devices.
     *
     * @return array List of phone devices.
     */
    public static function getPhoneDevices()
    {
        return self::$phoneDevices;
    }

    /**
     * Retrieve the list of known tablet devices.
     *
     * @return array List of tablet devices.
     */
    public static function getTabletDevices()
    {
        return self::$tabletDevices;
    }

    /**
     * Alias for getBrowsers() method.
     *
     * @return array List of user agents.
     */
    public static function getUserAgents()
    {
        return self::getBrowsers();
    }

    /**
     * Retrieve the list of known browsers. Specifically, the user agents.
     *
     * @return array List of browsers / user agents.
     */
    public static function getBrowsers()
    {
        return self::$browsers;
    }

    /**
     * Retrieve the list of known utilities.
     *
     * @return array List of utilities.
     */
    public static function getUtilities()
    {
        return self::$utilities;
    }

    /**
     * Method gets the mobile detection rules. This method is used for the magic methods $detect->is*().
     *
     * @deprecated since version 2.6.9
     *
     * @return array All the rules (but not extended).
     */
    public static function getMobileDetectionRules()
    {
        static $rules;

        if (!$rules) {
            $rules = array_merge(
                self::$phoneDevices,
                self::$tabletDevices,
                self::$operatingSystems,
                self::$browsers
            );
        }

        return $rules;

    }

    /**
     * Method gets the mobile detection rules + utilities.
     * The reason this is separate is because utilities rules
     * don't necessary imply mobile. This method is used inside
     * the new $detect->is('stuff') method.
     *
     * @deprecated since version 2.6.9
     *
     * @return array All the rules + extended.
     */
    public function getMobileDetectionRulesExtended()
    {
        static $rules;

        if (!$rules) {
            // Merge all rules together.
            $rules = array_merge(
                self::$phoneDevices,
                self::$tabletDevices,
                self::$operatingSystems,
                self::$browsers,
                self::$utilities
            );
        }

        return $rules;
    }

    /**
     * Retrieve the current set of rules.
     *
     * @deprecated since version 2.6.9
     *
     * @return array
     */
    public function getRules()
    {
        if ($this->detectionType == self::DETECTION_TYPE_EXTENDED) {
            return self::getMobileDetectionRulesExtended();
        } else {
            return self::getMobileDetectionRules();
        }
    }

    /**
     * Retrieve the list of mobile operating systems.
     *
     * @return array The list of mobile operating systems.
     */
    public static function getOperatingSystems()
    {
        return self::$operatingSystems;
    }

    /**
     * Check the HTTP headers for signs of mobile.
     * This is the fastest mobile check possible; it's used
     * inside isMobile() method.
     *
     * @return bool
     */
    public function checkHttpHeadersForMobile()
    {

        foreach ($this->getMobileHeaders() as $mobileHeader => $matchType) {
            if (isset($this->httpHeaders[$mobileHeader])) {
                if (is_array($matchType['matches'])) {
                    foreach ($matchType['matches'] as $_match) {
                        if (strpos($this->httpHeaders[$mobileHeader], $_match) !== false) {
                            return true;
                        }
                    }

                    return false;
                } else {
                    return true;
                }
            }
        }

        return false;

    }

    /**
     * Magic overloading method.
     *
     * @method boolean is[...]()
     * @param  string                 $name
     * @param  array                  $arguments
     * @return mixed
     * @throws BadMethodCallException when the method doesn't exist and doesn't start with 'is'
     */
    public function __call($name, $arguments)
    {
        // make sure the name starts with 'is', otherwise
        if (substr($name, 0, 2) !== 'is') {
            throw new BadMethodCallException("No such method exists: $name");
        }

        $this->setDetectionType(self::DETECTION_TYPE_MOBILE);

        $key = substr($name, 2);

        return $this->matchUAAgainstKey($key);
    }

    /**
     * Find a detection rule that matches the current User-agent.
     *
     * @param  null    $userAgent deprecated
     * @return boolean
     */
    protected function matchDetectionRulesAgainstUA($userAgent = null)
    {
        // Begin general search.
        foreach ($this->getRules() as $_regex) {
            if (empty($_regex)) {
                continue;
            }

            if ($this->match($_regex, $userAgent)) {
                return true;
            }
        }

        return false;
    }

    /**
     * Search for a certain key in the rules array.
     * If the key is found then try to match the corresponding
     * regex against the User-Agent.
     *
     * @param string $key
     *
     * @return boolean
     */
    protected function matchUAAgainstKey($key)
    {
        // Make the keys lowercase so we can match: isIphone(), isiPhone(), isiphone(), etc.
        $key = strtolower($key);
        if (false === isset($this->cache[$key])) {

            // change the keys to lower case
            $_rules = array_change_key_case($this->getRules());

            if (false === empty($_rules[$key])) {
                $this->cache[$key] = $this->match($_rules[$key]);
            }

            if (false === isset($this->cache[$key])) {
                $this->cache[$key] = false;
            }
        }

        return $this->cache[$key];
    }

    /**
     * Check if the device is mobile.
     * Returns true if any type of mobile device detected, including special ones
     * @param  null $userAgent   deprecated
     * @param  null $httpHeaders deprecated
     * @return bool
     */
    public function isMobile($userAgent = null, $httpHeaders = null)
    {

        if ($httpHeaders) {
            $this->setHttpHeaders($httpHeaders);
        }

        if ($userAgent) {
            $this->setUserAgent($userAgent);
        }

        // Check specifically for cloudfront headers if the useragent === 'Amazon CloudFront'
        if ($this->getUserAgent() === 'Amazon CloudFront') {
            $cfHeaders = $this->getCfHeaders();
            if(array_key_exists('HTTP_CLOUDFRONT_IS_MOBILE_VIEWER', $cfHeaders) && $cfHeaders['HTTP_CLOUDFRONT_IS_MOBILE_VIEWER'] === 'true') {
                return true;
            }
        }

        $this->setDetectionType(self::DETECTION_TYPE_MOBILE);

        if ($this->checkHttpHeadersForMobile()) {
            return true;
        } else {
            return $this->matchDetectionRulesAgainstUA();
        }

    }

    /**
     * Check if the device is a tablet.
     * Return true if any type of tablet device is detected.
     *
     * @param  string $userAgent   deprecated
     * @param  array  $httpHeaders deprecated
     * @return bool
     */
    public function isTablet($userAgent = null, $httpHeaders = null)
    {
        // Check specifically for cloudfront headers if the useragent === 'Amazon CloudFront'
        if ($this->getUserAgent() === 'Amazon CloudFront') {
            $cfHeaders = $this->getCfHeaders();
            if(array_key_exists('HTTP_CLOUDFRONT_IS_TABLET_VIEWER', $cfHeaders) && $cfHeaders['HTTP_CLOUDFRONT_IS_TABLET_VIEWER'] === 'true') {
                return true;
            }
        }

        $this->setDetectionType(self::DETECTION_TYPE_MOBILE);

        foreach (self::$tabletDevices as $_regex) {
            if ($this->match($_regex, $userAgent)) {
                return true;
            }
        }

        return false;
    }

    /**
     * This method checks for a certain property in the
     * userAgent.
     * @todo: The httpHeaders part is not yet used.
     *
     * @param  string        $key
     * @param  string        $userAgent   deprecated
     * @param  string        $httpHeaders deprecated
     * @return bool|int|null
     */
    public function is($key, $userAgent = null, $httpHeaders = null)
    {
        // Set the UA and HTTP headers only if needed (eg. batch mode).
        if ($httpHeaders) {
            $this->setHttpHeaders($httpHeaders);
        }

        if ($userAgent) {
            $this->setUserAgent($userAgent);
        }

        $this->setDetectionType(self::DETECTION_TYPE_EXTENDED);

        return $this->matchUAAgainstKey($key);
    }

    /**
     * Some detection rules are relative (not standard),
     * because of the diversity of devices, vendors and
     * their conventions in representing the User-Agent or
     * the HTTP headers.
     *
     * This method will be used to check custom regexes against
     * the User-Agent string.
     *
     * @param $regex
     * @param  string $userAgent
     * @return bool
     *
     * @todo: search in the HTTP headers too.
     */
    public function match($regex, $userAgent = null)
    {
        $match = (bool) preg_match(sprintf('#%s#is', $regex), (false === empty($userAgent) ? $userAgent : $this->userAgent), $matches);
        // If positive match is found, store the results for debug.
        if ($match) {
            $this->matchingRegex = $regex;
            $this->matchesArray = $matches;
        }

        return $match;
    }

    /**
     * Get the properties array.
     *
     * @return array
     */
    public static function getProperties()
    {
        return self::$properties;
    }

    /**
     * Prepare the version number.
     *
     * @todo Remove the error supression from str_replace() call.
     *
     * @param string $ver The string version, like "2.6.21.2152";
     *
     * @return float
     */
    public function prepareVersionNo($ver)
    {
        $ver = str_replace(array('_', ' ', '/'), '.', $ver);
        $arrVer = explode('.', $ver, 2);

        if (isset($arrVer[1])) {
            $arrVer[1] = @str_replace('.', '', $arrVer[1]); // @todo: treat strings versions.
        }

        return (float) implode('.', $arrVer);
    }

    /**
     * Check the version of the given property in the User-Agent.
     * Will return a float number. (eg. 2_0 will return 2.0, 4.3.1 will return 4.31)
     *
     * @param string $propertyName The name of the property. See self::getProperties() array
     *                             keys for all possible properties.
     * @param string $type         Either self::VERSION_TYPE_STRING to get a string value or
     *                             self::VERSION_TYPE_FLOAT indicating a float value. This parameter
     *                             is optional and defaults to self::VERSION_TYPE_STRING. Passing an
     *                             invalid parameter will default to the this type as well.
     *
     * @return string|float The version of the property we are trying to extract.
     */
    public function version($propertyName, $type = self::VERSION_TYPE_STRING)
    {
        if (empty($propertyName)) {
            return false;
        }

        // set the $type to the default if we don't recognize the type
        if ($type !== self::VERSION_TYPE_STRING && $type !== self::VERSION_TYPE_FLOAT) {
            $type = self::VERSION_TYPE_STRING;
        }

        $properties = self::getProperties();

        // Check if the property exists in the properties array.
        if (true === isset($properties[$propertyName])) {

            // Prepare the pattern to be matched.
            // Make sure we always deal with an array (string is converted).
            $properties[$propertyName] = (array) $properties[$propertyName];

            foreach ($properties[$propertyName] as $propertyMatchString) {

                $propertyPattern = str_replace('[VER]', self::VER, $propertyMatchString);

                // Identify and extract the version.
                preg_match(sprintf('#%s#is', $propertyPattern), $this->userAgent, $match);

                if (false === empty($match[1])) {
                    $version = ($type == self::VERSION_TYPE_FLOAT ? $this->prepareVersionNo($match[1]) : $match[1]);

                    return $version;
                }

            }

        }

        return false;
    }

    /**
     * Retrieve the mobile grading, using self::MOBILE_GRADE_* constants.
     *
     * @return string One of the self::MOBILE_GRADE_* constants.
     */
    public function mobileGrade()
    {
        $isMobile = $this->isMobile();

        if (
            // Apple iOS 4-7.0 – Tested on the original iPad (4.3 / 5.0), iPad 2 (4.3 / 5.1 / 6.1), iPad 3 (5.1 / 6.0), iPad Mini (6.1), iPad Retina (7.0), iPhone 3GS (4.3), iPhone 4 (4.3 / 5.1), iPhone 4S (5.1 / 6.0), iPhone 5 (6.0), and iPhone 5S (7.0)
            $this->is('iOS') && $this->version('iPad', self::VERSION_TYPE_FLOAT) >= 4.3 ||
            $this->is('iOS') && $this->version('iPhone', self::VERSION_TYPE_FLOAT) >= 4.3 ||
            $this->is('iOS') && $this->version('iPod', self::VERSION_TYPE_FLOAT) >= 4.3 ||

            // Android 2.1-2.3 - Tested on the HTC Incredible (2.2), original Droid (2.2), HTC Aria (2.1), Google Nexus S (2.3). Functional on 1.5 & 1.6 but performance may be sluggish, tested on Google G1 (1.5)
            // Android 3.1 (Honeycomb)  - Tested on the Samsung Galaxy Tab 10.1 and Motorola XOOM
            // Android 4.0 (ICS)  - Tested on a Galaxy Nexus. Note: transition performance can be poor on upgraded devices
            // Android 4.1 (Jelly Bean)  - Tested on a Galaxy Nexus and Galaxy 7
            ( $this->version('Android', self::VERSION_TYPE_FLOAT)>2.1 && $this->is('Webkit') ) ||

            // Windows Phone 7.5-8 - Tested on the HTC Surround (7.5), HTC Trophy (7.5), LG-E900 (7.5), Nokia 800 (7.8), HTC Mazaa (7.8), Nokia Lumia 520 (8), Nokia Lumia 920 (8), HTC 8x (8)
            $this->version('Windows Phone OS', self::VERSION_TYPE_FLOAT) >= 7.5 ||

            // Tested on the Torch 9800 (6) and Style 9670 (6), BlackBerry® Torch 9810 (7), BlackBerry Z10 (10)
            $this->is('BlackBerry') && $this->version('BlackBerry', self::VERSION_TYPE_FLOAT) >= 6.0 ||
            // Blackberry Playbook (1.0-2.0) - Tested on PlayBook
            $this->match('Playbook.*Tablet') ||

            // Palm WebOS (1.4-3.0) - Tested on the Palm Pixi (1.4), Pre (1.4), Pre 2 (2.0), HP TouchPad (3.0)
            ( $this->version('webOS', self::VERSION_TYPE_FLOAT) >= 1.4 && $this->match('Palm|Pre|Pixi') ) ||
            // Palm WebOS 3.0  - Tested on HP TouchPad
            $this->match('hp.*TouchPad') ||

            // Firefox Mobile 18 - Tested on Android 2.3 and 4.1 devices
            ( $this->is('Firefox') && $this->version('Firefox', self::VERSION_TYPE_FLOAT) >= 18 ) ||

            // Chrome for Android - Tested on Android 4.0, 4.1 device
            ( $this->is('Chrome') && $this->is('AndroidOS') && $this->version('Android', self::VERSION_TYPE_FLOAT) >= 4.0 ) ||

            // Skyfire 4.1 - Tested on Android 2.3 device
            ( $this->is('Skyfire') && $this->version('Skyfire', self::VERSION_TYPE_FLOAT) >= 4.1 && $this->is('AndroidOS') && $this->version('Android', self::VERSION_TYPE_FLOAT) >= 2.3 ) ||

            // Opera Mobile 11.5-12: Tested on Android 2.3
            ( $this->is('Opera') && $this->version('Opera Mobi', self::VERSION_TYPE_FLOAT) >= 11.5 && $this->is('AndroidOS') ) ||

            // Meego 1.2 - Tested on Nokia 950 and N9
            $this->is('MeeGoOS') ||

            // Tizen (pre-release) - Tested on early hardware
            $this->is('Tizen') ||

            // Samsung Bada 2.0 - Tested on a Samsung Wave 3, Dolphin browser
            // @todo: more tests here!
            $this->is('Dolfin') && $this->version('Bada', self::VERSION_TYPE_FLOAT) >= 2.0 ||

            // UC Browser - Tested on Android 2.3 device
            ( ($this->is('UC Browser') || $this->is('Dolfin')) && $this->version('Android', self::VERSION_TYPE_FLOAT) >= 2.3 ) ||

            // Kindle 3 and Fire  - Tested on the built-in WebKit browser for each
            ( $this->match('Kindle Fire') ||
                $this->is('Kindle') && $this->version('Kindle', self::VERSION_TYPE_FLOAT) >= 3.0 ) ||

            // Nook Color 1.4.1 - Tested on original Nook Color, not Nook Tablet
            $this->is('AndroidOS') && $this->is('NookTablet') ||

            // Chrome Desktop 16-24 - Tested on OS X 10.7 and Windows 7
            $this->version('Chrome', self::VERSION_TYPE_FLOAT) >= 16 && !$isMobile ||

            // Safari Desktop 5-6 - Tested on OS X 10.7 and Windows 7
            $this->version('Safari', self::VERSION_TYPE_FLOAT) >= 5.0 && !$isMobile ||

            // Firefox Desktop 10-18 - Tested on OS X 10.7 and Windows 7
            $this->version('Firefox', self::VERSION_TYPE_FLOAT) >= 10.0 && !$isMobile ||

            // Internet Explorer 7-9 - Tested on Windows XP, Vista and 7
            $this->version('IE', self::VERSION_TYPE_FLOAT) >= 7.0 && !$isMobile ||

            // Opera Desktop 10-12 - Tested on OS X 10.7 and Windows 7
            $this->version('Opera', self::VERSION_TYPE_FLOAT) >= 10 && !$isMobile
        ){
            return self::MOBILE_GRADE_A;
        }

        if (
            $this->is('iOS') && $this->version('iPad', self::VERSION_TYPE_FLOAT)<4.3 ||
            $this->is('iOS') && $this->version('iPhone', self::VERSION_TYPE_FLOAT)<4.3 ||
            $this->is('iOS') && $this->version('iPod', self::VERSION_TYPE_FLOAT)<4.3 ||

            // Blackberry 5.0: Tested on the Storm 2 9550, Bold 9770
            $this->is('Blackberry') && $this->version('BlackBerry', self::VERSION_TYPE_FLOAT) >= 5 && $this->version('BlackBerry', self::VERSION_TYPE_FLOAT)<6 ||

            //Opera Mini (5.0-6.5) - Tested on iOS 3.2/4.3 and Android 2.3
            ($this->version('Opera Mini', self::VERSION_TYPE_FLOAT) >= 5.0 && $this->version('Opera Mini', self::VERSION_TYPE_FLOAT) <= 7.0 &&
                ($this->version('Android', self::VERSION_TYPE_FLOAT) >= 2.3 || $this->is('iOS')) ) ||

            // Nokia Symbian^3 - Tested on Nokia N8 (Symbian^3), C7 (Symbian^3), also works on N97 (Symbian^1)
            $this->match('NokiaN8|NokiaC7|N97.*Series60|Symbian/3') ||

            // @todo: report this (tested on Nokia N71)
            $this->version('Opera Mobi', self::VERSION_TYPE_FLOAT) >= 11 && $this->is('SymbianOS')
        ){
            return self::MOBILE_GRADE_B;
        }

        if (
            // Blackberry 4.x - Tested on the Curve 8330
            $this->version('BlackBerry', self::VERSION_TYPE_FLOAT) <= 5.0 ||
            // Windows Mobile - Tested on the HTC Leo (WinMo 5.2)
            $this->match('MSIEMobile|Windows CE.*Mobile') || $this->version('Windows Mobile', self::VERSION_TYPE_FLOAT) <= 5.2 ||

            // Tested on original iPhone (3.1), iPhone 3 (3.2)
            $this->is('iOS') && $this->version('iPad', self::VERSION_TYPE_FLOAT) <= 3.2 ||
            $this->is('iOS') && $this->version('iPhone', self::VERSION_TYPE_FLOAT) <= 3.2 ||
            $this->is('iOS') && $this->version('iPod', self::VERSION_TYPE_FLOAT) <= 3.2 ||

            // Internet Explorer 7 and older - Tested on Windows XP
            $this->version('IE', self::VERSION_TYPE_FLOAT) <= 7.0 && !$isMobile
        ){
            return self::MOBILE_GRADE_C;
        }

        // All older smartphone platforms and featurephones - Any device that doesn't support media queries
        // will receive the basic, C grade experience.
        return self::MOBILE_GRADE_C;
    }
}