MimeHelper.cls

public class MimeHelper {
	
	public static List<String> getExtensions(String mimeType) {
		if (mimeTypeToFileExtensionsMap.containsKey(mimeType)) {
			return mimeTypeToFileExtensionsMap.get(mimeType).split(',');
		}
		return null;
	}

	public static String getExtension(String mimeType) {
		List<String> extensions = getExtensions(mimeType);
		if (extensions != null) {
			return extensions[0];
		} else {
			return null;
		}
	}

	public static Map<String, String> mimeTypeToFileExtensionsMap = new Map<String, String> {
		'application/andrew-inset'=>'ez',
		'application/applixware'=>'aw',
		'application/atom+xml'=>'atom',
		'application/atomcat+xml'=>'atomcat',
		'application/atomsvc+xml'=>'atomsvc',
		'application/ccxml+xml'=>'ccxml',
		'application/cdmi-capability'=>'cdmia',
		'application/cdmi-container'=>'cdmic',
		'application/cdmi-domain'=>'cdmid',
		'application/cdmi-object'=>'cdmio',
		'application/cdmi-queue'=>'cdmiq',
		'application/cu-seeme'=>'cu',
		'application/davmount+xml'=>'davmount',
		'application/docbook+xml'=>'dbk',
		'application/dssc+der'=>'dssc',
		'application/dssc+xml'=>'xdssc',
		'application/ecmascript'=>'ecma',
		'application/emma+xml'=>'emma',
		'application/epub+zip'=>'epub',
		'application/exi'=>'exi',
		'application/font-tdpfr'=>'pfr',
		'application/gml+xml'=>'gml',
		'application/gpx+xml'=>'gpx',
		'application/gxf'=>'gxf',
		'application/hyperstudio'=>'stk',
		'application/inkml+xml'=>'ink,inkml',
		'application/ipfix'=>'ipfix',
		'application/java-archive'=>'jar',
		'application/java-serialized-object'=>'ser',
		'application/java-vm'=>'class',
		'application/javascript'=>'js',
		'application/json'=>'json',
		'application/jsonml+json'=>'jsonml',
		'application/lost+xml'=>'lostxml',
		'application/mac-binhex40'=>'hqx',
		'application/mac-compactpro'=>'cpt',
		'application/mads+xml'=>'mads',
		'application/marc'=>'mrc',
		'application/marcxml+xml'=>'mrcx',
		'application/mathematica'=>'ma,nb,mb',
		'application/mathml+xml'=>'mathml',
		'application/mbox'=>'mbox',
		'application/mediaservercontrol+xml'=>'mscml',
		'application/metalink+xml'=>'metalink',
		'application/metalink4+xml'=>'meta4',
		'application/mets+xml'=>'mets',
		'application/mods+xml'=>'mods',
		'application/mp21'=>'m21,mp21',
		'application/mp4'=>'mp4s',
		'application/msword'=>'doc,dot',
		'application/mxf'=>'mxf',
		'application/octet-stream'=>'bin,dms,lrf,mar,so,dist,distz,pkg,bpk,dump,elc,deploy',
		'application/oda'=>'oda',
		'application/oebps-package+xml'=>'opf',
		'application/ogg'=>'ogx',
		'application/omdoc+xml'=>'omdoc',
		'application/onenote'=>'onetoc,onetoc2,onetmp,onepkg',
		'application/oxps'=>'oxps',
		'application/patch-ops-error+xml'=>'xer',
		'application/pdf'=>'pdf',
		'application/pgp-encrypted'=>'pgp',
		'application/pgp-signature'=>'asc,sig',
		'application/pics-rules'=>'prf',
		'application/pkcs10'=>'p10',
		'application/pkcs7-mime'=>'p7m,p7c',
		'application/pkcs7-signature'=>'p7s',
		'application/pkcs8'=>'p8',
		'application/pkix-attr-cert'=>'ac',
		'application/pkix-cert'=>'cer',
		'application/pkix-crl'=>'crl',
		'application/pkix-pkipath'=>'pkipath',
		'application/pkixcmp'=>'pki',
		'application/pls+xml'=>'pls',
		'application/postscript'=>'ai,eps,ps',
		'application/prs.cww'=>'cww',
		'application/pskc+xml'=>'pskcxml',
		'application/rdf+xml'=>'rdf',
		'application/reginfo+xml'=>'rif',
		'application/relax-ng-compact-syntax'=>'rnc',
		'application/resource-lists+xml'=>'rl',
		'application/resource-lists-diff+xml'=>'rld',
		'application/rls-services+xml'=>'rs',
		'application/rpki-ghostbusters'=>'gbr',
		'application/rpki-manifest'=>'mft',
		'application/rpki-roa'=>'roa',
		'application/rsd+xml'=>'rsd',
		'application/rss+xml'=>'rss',
		'application/rtf'=>'rtf',
		'application/sbml+xml'=>'sbml',
		'application/scvp-cv-request'=>'scq',
		'application/scvp-cv-response'=>'scs',
		'application/scvp-vp-request'=>'spq',
		'application/scvp-vp-response'=>'spp',
		'application/sdp'=>'sdp',
		'application/set-payment-initiation'=>'setpay',
		'application/set-registration-initiation'=>'setreg',
		'application/shf+xml'=>'shf',
		'application/smil+xml'=>'smi,smil',
		'application/sparql-query'=>'rq',
		'application/sparql-results+xml'=>'srx',
		'application/srgs'=>'gram',
		'application/srgs+xml'=>'grxml',
		'application/sru+xml'=>'sru',
		'application/ssdl+xml'=>'ssdl',
		'application/ssml+xml'=>'ssml',
		'application/tei+xml'=>'tei,teicorpus',
		'application/thraud+xml'=>'tfi',
		'application/timestamped-data'=>'tsd',
		'application/vnd.3gpp.pic-bw-large'=>'plb',
		'application/vnd.3gpp.pic-bw-small'=>'psb',
		'application/vnd.3gpp.pic-bw-var'=>'pvb',
		'application/vnd.3gpp2.tcap'=>'tcap',
		'application/vnd.3m.post-it-notes'=>'pwn',
		'application/vnd.accpac.simply.aso'=>'aso',
		'application/vnd.accpac.simply.imp'=>'imp',
		'application/vnd.acucobol'=>'acu',
		'application/vnd.acucorp'=>'atc,acutc',
		'application/vnd.adobe.air-application-installer-package+zip'=>'air',
		'application/vnd.adobe.formscentral.fcdt'=>'fcdt',
		'application/vnd.adobe.fxp'=>'fxp,fxpl',
		'application/vnd.adobe.xdp+xml'=>'xdp',
		'application/vnd.adobe.xfdf'=>'xfdf',
		'application/vnd.ahead.space'=>'ahead',
		'application/vnd.airzip.filesecure.azf'=>'azf',
		'application/vnd.airzip.filesecure.azs'=>'azs',
		'application/vnd.amazon.ebook'=>'azw',
		'application/vnd.americandynamics.acc'=>'acc',
		'application/vnd.amiga.ami'=>'ami',
		'application/vnd.android.package-archive'=>'apk',
		'application/vnd.anser-web-certificate-issue-initiation'=>'cii',
		'application/vnd.anser-web-funds-transfer-initiation'=>'fti',
		'application/vnd.antix.game-component'=>'atx',
		'application/vnd.apple.installer+xml'=>'mpkg',
		'application/vnd.apple.mpegurl'=>'m3u8',
		'application/vnd.aristanetworks.swi'=>'swi',
		'application/vnd.astraea-software.iota'=>'iota',
		'application/vnd.audiograph'=>'aep',
		'application/vnd.blueice.multipass'=>'mpm',
		'application/vnd.bmi'=>'bmi',
		'application/vnd.businessobjects'=>'rep',
		'application/vnd.chemdraw+xml'=>'cdxml',
		'application/vnd.chipnuts.karaoke-mmd'=>'mmd',
		'application/vnd.cinderella'=>'cdy',
		'application/vnd.claymore'=>'cla',
		'application/vnd.cloanto.rp9'=>'rp9',
		'application/vnd.clonk.c4group'=>'c4g,c4d,c4f,c4p,c4u',
		'application/vnd.cluetrust.cartomobile-config'=>'c11amc',
		'application/vnd.cluetrust.cartomobile-config-pkg'=>'c11amz',
		'application/vnd.commonspace'=>'csp',
		'application/vnd.contact.cmsg'=>'cdbcmsg',
		'application/vnd.cosmocaller'=>'cmc',
		'application/vnd.crick.clicker'=>'clkx',
		'application/vnd.crick.clicker.keyboard'=>'clkk',
		'application/vnd.crick.clicker.palette'=>'clkp',
		'application/vnd.crick.clicker.template'=>'clkt',
		'application/vnd.crick.clicker.wordbank'=>'clkw',
		'application/vnd.criticaltools.wbs+xml'=>'wbs',
		'application/vnd.ctc-posml'=>'pml',
		'application/vnd.cups-ppd'=>'ppd',
		'application/vnd.curl.car'=>'car',
		'application/vnd.curl.pcurl'=>'pcurl',
		'application/vnd.dart'=>'dart',
		'application/vnd.data-vision.rdz'=>'rdz',
		'application/vnd.dece.data'=>'uvf,uvvf,uvd,uvvd',
		'application/vnd.dece.ttml+xml'=>'uvt,uvvt',
		'application/vnd.dece.unspecified'=>'uvx,uvvx',
		'application/vnd.dece.zip'=>'uvz,uvvz',
		'application/vnd.denovo.fcselayout-link'=>'fe_launch',
		'application/vnd.dna'=>'dna',
		'application/vnd.dolby.mlp'=>'mlp',
		'application/vnd.dpgraph'=>'dpg',
		'application/vnd.dreamfactory'=>'dfac',
		'application/vnd.ds-keypoint'=>'kpxx',
		'application/vnd.dvb.ait'=>'ait',
		'application/vnd.dvb.service'=>'svc',
		'application/vnd.dynageo'=>'geo',
		'application/vnd.ecowin.chart'=>'mag',
		'application/vnd.enliven'=>'nml',
		'application/vnd.epson.esf'=>'esf',
		'application/vnd.epson.msf'=>'msf',
		'application/vnd.epson.quickanime'=>'qam',
		'application/vnd.epson.salt'=>'slt',
		'application/vnd.epson.ssf'=>'ssf',
		'application/vnd.eszigno3+xml'=>'es3,et3',
		'application/vnd.ezpix-album'=>'ez2',
		'application/vnd.ezpix-package'=>'ez3',
		'application/vnd.fdf'=>'fdf',
		'application/vnd.fdsn.mseed'=>'mseed',
		'application/vnd.fdsn.seed'=>'seed,dataless',
		'application/vnd.flographit'=>'gph',
		'application/vnd.fluxtime.clip'=>'ftc',
		'application/vnd.framemaker'=>'fm,frame,maker,book',
		'application/vnd.frogans.fnc'=>'fnc',
		'application/vnd.frogans.ltf'=>'ltf',
		'application/vnd.fsc.weblaunch'=>'fsc',
		'application/vnd.fujitsu.oasys'=>'oas',
		'application/vnd.fujitsu.oasys2'=>'oa2',
		'application/vnd.fujitsu.oasys3'=>'oa3',
		'application/vnd.fujitsu.oasysgp'=>'fg5',
		'application/vnd.fujitsu.oasysprs'=>'bh2',
		'application/vnd.fujixerox.ddd'=>'ddd',
		'application/vnd.fujixerox.docuworks'=>'xdw',
		'application/vnd.fujixerox.docuworks.binder'=>'xbd',
		'application/vnd.fuzzysheet'=>'fzs',
		'application/vnd.genomatix.tuxedo'=>'txd',
		'application/vnd.geogebra.file'=>'ggb',
		'application/vnd.geogebra.tool'=>'ggt',
		'application/vnd.geometry-explorer'=>'gex,gre',
		'application/vnd.geonext'=>'gxt',
		'application/vnd.geoplan'=>'g2w',
		'application/vnd.geospace'=>'g3w',
		'application/vnd.gmx'=>'gmx',
		'application/vnd.google-earth.kml+xml'=>'kml',
		'application/vnd.google-earth.kmz'=>'kmz',
		'application/vnd.grafeq'=>'gqf,gqs',
		'application/vnd.groove-account'=>'gac',
		'application/vnd.groove-help'=>'ghf',
		'application/vnd.groove-identity-message'=>'gim',
		'application/vnd.groove-injector'=>'grv',
		'application/vnd.groove-tool-message'=>'gtm',
		'application/vnd.groove-tool-template'=>'tpl',
		'application/vnd.groove-vcard'=>'vcg',
		'application/vnd.hal+xml'=>'hal',
		'application/vnd.handheld-entertainment+xml'=>'zmm',
		'application/vnd.hbci'=>'hbci',
		'application/vnd.hhe.lesson-player'=>'les',
		'application/vnd.hp-hpgl'=>'hpgl',
		'application/vnd.hp-hpid'=>'hpid',
		'application/vnd.hp-hps'=>'hps',
		'application/vnd.hp-jlyt'=>'jlt',
		'application/vnd.hp-pcl'=>'pcl',
		'application/vnd.hp-pclxl'=>'pclxl',
		'application/vnd.hydrostatix.sof-data'=>'sfd-hdstx',
		'application/vnd.ibm.minipay'=>'mpy',
		'application/vnd.ibm.modcap'=>'afp,listafp,list3820',
		'application/vnd.ibm.rights-management'=>'irm',
		'application/vnd.ibm.secure-container'=>'sc',
		'application/vnd.iccprofile'=>'icc,icm',
		'application/vnd.igloader'=>'igl',
		'application/vnd.immervision-ivp'=>'ivp',
		'application/vnd.immervision-ivu'=>'ivu',
		'application/vnd.insors.igm'=>'igm',
		'application/vnd.intercon.formnet'=>'xpw,xpx',
		'application/vnd.intergeo'=>'i2g',
		'application/vnd.intu.qbo'=>'qbo',
		'application/vnd.intu.qfx'=>'qfx',
		'application/vnd.ipunplugged.rcprofile'=>'rcprofile',
		'application/vnd.irepository.package+xml'=>'irp',
		'application/vnd.is-xpr'=>'xpr',
		'application/vnd.isac.fcs'=>'fcs',
		'application/vnd.jam'=>'jam',
		'application/vnd.jcp.javame.midlet-rms'=>'rms',
		'application/vnd.jisp'=>'jisp',
		'application/vnd.joost.joda-archive'=>'joda',
		'application/vnd.kahootz'=>'ktz,ktr',
		'application/vnd.kde.karbon'=>'karbon',
		'application/vnd.kde.kchart'=>'chrt',
		'application/vnd.kde.kformula'=>'kfo',
		'application/vnd.kde.kivio'=>'flw',
		'application/vnd.kde.kontour'=>'kon',
		'application/vnd.kde.kpresenter'=>'kpr,kpt',
		'application/vnd.kde.kspread'=>'ksp',
		'application/vnd.kde.kword'=>'kwd,kwt',
		'application/vnd.kenameaapp'=>'htke',
		'application/vnd.kidspiration'=>'kia',
		'application/vnd.kinar'=>'kne,knp',
		'application/vnd.koan'=>'skp,skd,skt,skm',
		'application/vnd.kodak-descriptor'=>'sse',
		'application/vnd.las.las+xml'=>'lasxml',
		'application/vnd.llamagraphics.life-balance.desktop'=>'lbd',
		'application/vnd.llamagraphics.life-balance.exchange+xml'=>'lbe',
		'application/vnd.lotus-1-2-3'=>'123',
		'application/vnd.lotus-approach'=>'apr',
		'application/vnd.lotus-freelance'=>'pre',
		'application/vnd.lotus-notes'=>'nsf',
		'application/vnd.lotus-organizer'=>'org',
		'application/vnd.lotus-screencam'=>'scm',
		'application/vnd.lotus-wordpro'=>'lwp',
		'application/vnd.macports.portpkg'=>'portpkg',
		'application/vnd.mcd'=>'mcd',
		'application/vnd.medcalcdata'=>'mc1',
		'application/vnd.mediastation.cdkey'=>'cdkey',
		'application/vnd.mfer'=>'mwf',
		'application/vnd.mfmp'=>'mfm',
		'application/vnd.micrografx.flo'=>'flo',
		'application/vnd.micrografx.igx'=>'igx',
		'application/vnd.mif'=>'mif',
		'application/vnd.mobius.daf'=>'daf',
		'application/vnd.mobius.dis'=>'dis',
		'application/vnd.mobius.mbk'=>'mbk',
		'application/vnd.mobius.mqy'=>'mqy',
		'application/vnd.mobius.msl'=>'msl',
		'application/vnd.mobius.plc'=>'plc',
		'application/vnd.mobius.txf'=>'txf',
		'application/vnd.mophun.application'=>'mpn',
		'application/vnd.mophun.certificate'=>'mpc',
		'application/vnd.mozilla.xul+xml'=>'xul',
		'application/vnd.ms-artgalry'=>'cil',
		'application/vnd.ms-cab-compressed'=>'cab',
		'application/vnd.ms-excel'=>'xls,xlm,xla,xlc,xlt,xlw',
		'application/vnd.ms-excel.addin.macroenabled.12'=>'xlam',
		'application/vnd.ms-excel.sheet.binary.macroenabled.12'=>'xlsb',
		'application/vnd.ms-excel.sheet.macroenabled.12'=>'xlsm',
		'application/vnd.ms-excel.template.macroenabled.12'=>'xltm',
		'application/vnd.ms-fontobject'=>'eot',
		'application/vnd.ms-htmlhelp'=>'chm',
		'application/vnd.ms-ims'=>'ims',
		'application/vnd.ms-lrm'=>'lrm',
		'application/vnd.ms-officetheme'=>'thmx',
		'application/vnd.ms-pki.seccat'=>'cat',
		'application/vnd.ms-pki.stl'=>'stl',
		'application/vnd.ms-powerpoint'=>'ppt,pps,pot',
		'application/vnd.ms-powerpoint.addin.macroenabled.12'=>'ppam',
		'application/vnd.ms-powerpoint.presentation.macroenabled.12'=>'pptm',
		'application/vnd.ms-powerpoint.slide.macroenabled.12'=>'sldm',
		'application/vnd.ms-powerpoint.slideshow.macroenabled.12'=>'ppsm',
		'application/vnd.ms-powerpoint.template.macroenabled.12'=>'potm',
		'application/vnd.ms-project'=>'mpp,mpt',
		'application/vnd.ms-word.document.macroenabled.12'=>'docm',
		'application/vnd.ms-word.template.macroenabled.12'=>'dotm',
		'application/vnd.ms-works'=>'wps,wks,wcm,wdb',
		'application/vnd.ms-wpl'=>'wpl',
		'application/vnd.ms-xpsdocument'=>'xps',
		'application/vnd.mseq'=>'mseq',
		'application/vnd.musician'=>'mus',
		'application/vnd.muvee.style'=>'msty',
		'application/vnd.mynfc'=>'taglet',
		'application/vnd.neurolanguage.nlu'=>'nlu',
		'application/vnd.nitf'=>'ntf,nitf',
		'application/vnd.noblenet-directory'=>'nnd',
		'application/vnd.noblenet-sealer'=>'nns',
		'application/vnd.noblenet-web'=>'nnw',
		'application/vnd.nokia.n-gage.data'=>'ngdat',
		'application/vnd.nokia.n-gage.symbian.install'=>'n-gage',
		'application/vnd.nokia.radio-preset'=>'rpst',
		'application/vnd.nokia.radio-presets'=>'rpss',
		'application/vnd.novadigm.edm'=>'edm',
		'application/vnd.novadigm.edx'=>'edx',
		'application/vnd.novadigm.ext'=>'ext',
		'application/vnd.oasis.opendocument.chart'=>'odc',
		'application/vnd.oasis.opendocument.chart-template'=>'otc',
		'application/vnd.oasis.opendocument.database'=>'odb',
		'application/vnd.oasis.opendocument.formula'=>'odf',
		'application/vnd.oasis.opendocument.formula-template'=>'odft',
		'application/vnd.oasis.opendocument.graphics'=>'odg',
		'application/vnd.oasis.opendocument.graphics-template'=>'otg',
		'application/vnd.oasis.opendocument.image'=>'odi',
		'application/vnd.oasis.opendocument.image-template'=>'oti',
		'application/vnd.oasis.opendocument.presentation'=>'odp',
		'application/vnd.oasis.opendocument.presentation-template'=>'otp',
		'application/vnd.oasis.opendocument.spreadsheet'=>'ods',
		'application/vnd.oasis.opendocument.spreadsheet-template'=>'ots',
		'application/vnd.oasis.opendocument.text'=>'odt',
		'application/vnd.oasis.opendocument.text-master'=>'odm',
		'application/vnd.oasis.opendocument.text-template'=>'ott',
		'application/vnd.oasis.opendocument.text-web'=>'oth',
		'application/vnd.olpc-sugar'=>'xo',
		'application/vnd.oma.dd2+xml'=>'dd2',
		'application/vnd.openofficeorg.extension'=>'oxt',
		'application/vnd.openxmlformats-officedocument.presentationml.presentation'=>'pptx',
		'application/vnd.openxmlformats-officedocument.presentationml.slide'=>'sldx',
		'application/vnd.openxmlformats-officedocument.presentationml.slideshow'=>'ppsx',
		'application/vnd.openxmlformats-officedocument.presentationml.template'=>'potx',
		'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'=>'xlsx',
		'application/vnd.openxmlformats-officedocument.spreadsheetml.template'=>'xltx',
		'application/vnd.openxmlformats-officedocument.wordprocessingml.document'=>'docx',
		'application/vnd.openxmlformats-officedocument.wordprocessingml.template'=>'dotx',
		'application/vnd.osgeo.mapguide.package'=>'mgp',
		'application/vnd.osgi.dp'=>'dp',
		'application/vnd.osgi.subsystem'=>'esa',
		'application/vnd.palm'=>'pdb,pqa,oprc',
		'application/vnd.pawaafile'=>'paw',
		'application/vnd.pg.format'=>'str',
		'application/vnd.pg.osasli'=>'ei6',
		'application/vnd.picsel'=>'efif',
		'application/vnd.pmi.widget'=>'wg',
		'application/vnd.pocketlearn'=>'plf',
		'application/vnd.powerbuilder6'=>'pbd',
		'application/vnd.previewsystems.box'=>'box',
		'application/vnd.proteus.magazine'=>'mgz',
		'application/vnd.publishare-delta-tree'=>'qps',
		'application/vnd.pvi.ptid1'=>'ptid',
		'application/vnd.quark.quarkxpress'=>'qxd,qxt,qwd,qwt,qxl,qxb',
		'application/vnd.realvnc.bed'=>'bed',
		'application/vnd.recordare.musicxml'=>'mxl',
		'application/vnd.recordare.musicxml+xml'=>'musicxml',
		'application/vnd.rig.cryptonote'=>'cryptonote',
		'application/vnd.rim.cod'=>'cod',
		'application/vnd.rn-realmedia'=>'rm',
		'application/vnd.rn-realmedia-vbr'=>'rmvb',
		'application/vnd.route66.link66+xml'=>'link66',
		'application/vnd.sailingtracker.track'=>'st',
		'application/vnd.seemail'=>'see',
		'application/vnd.sema'=>'sema',
		'application/vnd.semd'=>'semd',
		'application/vnd.semf'=>'semf',
		'application/vnd.shana.informed.formdata'=>'ifm',
		'application/vnd.shana.informed.formtemplate'=>'itp',
		'application/vnd.shana.informed.interchange'=>'iif',
		'application/vnd.shana.informed.package'=>'ipk',
		'application/vnd.simtech-mindmapper'=>'twd,twds',
		'application/vnd.smaf'=>'mmf',
		'application/vnd.smart.teacher'=>'teacher',
		'application/vnd.solent.sdkm+xml'=>'sdkm,sdkd',
		'application/vnd.spotfire.dxp'=>'dxp',
		'application/vnd.spotfire.sfs'=>'sfs',
		'application/vnd.stardivision.calc'=>'sdc',
		'application/vnd.stardivision.draw'=>'sda',
		'application/vnd.stardivision.impress'=>'sdd',
		'application/vnd.stardivision.math'=>'smf',
		'application/vnd.stardivision.writer'=>'sdw,vor',
		'application/vnd.stardivision.writer-global'=>'sgl',
		'application/vnd.stepmania.package'=>'smzip',
		'application/vnd.stepmania.stepchart'=>'sm',
		'application/vnd.sun.xml.calc'=>'sxc',
		'application/vnd.sun.xml.calc.template'=>'stc',
		'application/vnd.sun.xml.draw'=>'sxd',
		'application/vnd.sun.xml.draw.template'=>'std',
		'application/vnd.sun.xml.impress'=>'sxi',
		'application/vnd.sun.xml.impress.template'=>'sti',
		'application/vnd.sun.xml.math'=>'sxm',
		'application/vnd.sun.xml.writer'=>'sxw',
		'application/vnd.sun.xml.writer.global'=>'sxg',
		'application/vnd.sun.xml.writer.template'=>'stw',
		'application/vnd.sus-calendar'=>'sus,susp',
		'application/vnd.svd'=>'svd',
		'application/vnd.symbian.install'=>'sis,sisx',
		'application/vnd.syncml+xml'=>'xsm',
		'application/vnd.syncml.dm+wbxml'=>'bdm',
		'application/vnd.syncml.dm+xml'=>'xdm',
		'application/vnd.tao.intent-module-archive'=>'tao',
		'application/vnd.tcpdump.pcap'=>'pcap,cap,dmp',
		'application/vnd.tmobile-livetv'=>'tmo',
		'application/vnd.trid.tpt'=>'tpt',
		'application/vnd.triscape.mxs'=>'mxs',
		'application/vnd.trueapp'=>'tra',
		'application/vnd.ufdl'=>'ufd,ufdl',
		'application/vnd.uiq.theme'=>'utz',
		'application/vnd.umajin'=>'umj',
		'application/vnd.unity'=>'unityweb',
		'application/vnd.uoml+xml'=>'uoml',
		'application/vnd.vcx'=>'vcx',
		'application/vnd.visio'=>'vsd,vst,vss,vsw',
		'application/vnd.visionary'=>'vis',
		'application/vnd.vsf'=>'vsf',
		'application/vnd.wap.wbxml'=>'wbxml',
		'application/vnd.wap.wmlc'=>'wmlc',
		'application/vnd.wap.wmlscriptc'=>'wmlsc',
		'application/vnd.webturbo'=>'wtb',
		'application/vnd.wolfram.player'=>'nbp',
		'application/vnd.wordperfect'=>'wpd',
		'application/vnd.wqd'=>'wqd',
		'application/vnd.wt.stf'=>'stf',
		'application/vnd.xara'=>'xar',
		'application/vnd.xfdl'=>'xfdl',
		'application/vnd.yamaha.hv-dic'=>'hvd',
		'application/vnd.yamaha.hv-script'=>'hvs',
		'application/vnd.yamaha.hv-voice'=>'hvp',
		'application/vnd.yamaha.openscoreformat'=>'osf',
		'application/vnd.yamaha.openscoreformat.osfpvg+xml'=>'osfpvg',
		'application/vnd.yamaha.smaf-audio'=>'saf',
		'application/vnd.yamaha.smaf-phrase'=>'spf',
		'application/vnd.yellowriver-custom-menu'=>'cmp',
		'application/vnd.zul'=>'zir,zirz',
		'application/vnd.zzazz.deck+xml'=>'zaz',
		'application/voicexml+xml'=>'vxml',
		'application/widget'=>'wgt',
		'application/winhlp'=>'hlp',
		'application/wsdl+xml'=>'wsdl',
		'application/wspolicy+xml'=>'wspolicy',
		'application/x-7z-compressed'=>'7z',
		'application/x-abiword'=>'abw',
		'application/x-ace-compressed'=>'ace',
		'application/x-apple-diskimage'=>'dmg',
		'application/x-authorware-bin'=>'aab,x32,u32,vox',
		'application/x-authorware-map'=>'aam',
		'application/x-authorware-seg'=>'aas',
		'application/x-bcpio'=>'bcpio',
		'application/x-bittorrent'=>'torrent',
		'application/x-blorb'=>'blb,blorb',
		'application/x-bzip'=>'bz',
		'application/x-bzip2'=>'bz2,boz',
		'application/x-cbr'=>'cbr,cba,cbt,cbz,cb7',
		'application/x-cdlink'=>'vcd',
		'application/x-cfs-compressed'=>'cfs',
		'application/x-chat'=>'chat',
		'application/x-chess-pgn'=>'pgn',
		'application/x-conference'=>'nsc',
		'application/x-cpio'=>'cpio',
		'application/x-csh'=>'csh',
		'application/x-debian-package'=>'deb,udeb',
		'application/x-dgc-compressed'=>'dgc',
		'application/x-director'=>'dir,dcr,dxr,cst,cct,cxt,w3d,fgd,swa',
		'application/x-doom'=>'wad',
		'application/x-dtbncx+xml'=>'ncx',
		'application/x-dtbook+xml'=>'dtb',
		'application/x-dtbresource+xml'=>'res',
		'application/x-dvi'=>'dvi',
		'application/x-envoy'=>'evy',
		'application/x-eva'=>'eva',
		'application/x-font-bdf'=>'bdf',
		'application/x-font-ghostscript'=>'gsf',
		'application/x-font-linux-psf'=>'psf',
		'application/x-font-pcf'=>'pcf',
		'application/x-font-snf'=>'snf',
		'application/x-font-type1'=>'pfa,pfb,pfm,afm',
		'application/x-freearc'=>'arc',
		'application/x-futuresplash'=>'spl',
		'application/x-gca-compressed'=>'gca',
		'application/x-glulx'=>'ulx',
		'application/x-gnumeric'=>'gnumeric',
		'application/x-gramps-xml'=>'gramps',
		'application/x-gtar'=>'gtar',
		'application/x-hdf'=>'hdf',
		'application/x-install-instructions'=>'install',
		'application/x-iso9660-image'=>'iso',
		'application/x-java-jnlp-file'=>'jnlp',
		'application/x-latex'=>'latex',
		'application/x-lzh-compressed'=>'lzh,lha',
		'application/x-mie'=>'mie',
		'application/x-mobipocket-ebook'=>'prc,mobi',
		'application/x-ms-application'=>'application',
		'application/x-ms-shortcut'=>'lnk',
		'application/x-ms-wmd'=>'wmd',
		'application/x-ms-wmz'=>'wmz',
		'application/x-ms-xbap'=>'xbap',
		'application/x-msaccess'=>'mdb',
		'application/x-msbinder'=>'obd',
		'application/x-mscardfile'=>'crd',
		'application/x-msclip'=>'clp',
		'application/x-msdownload'=>'exe,dll,com,bat,msi',
		'application/x-msmediaview'=>'mvb,m13,m14',
		'application/x-msmetafile'=>'wmf,wmz,emf,emz',
		'application/x-msmoney'=>'mny',
		'application/x-mspublisher'=>'pub',
		'application/x-msschedule'=>'scd',
		'application/x-msterminal'=>'trm',
		'application/x-mswrite'=>'wri',
		'application/x-netcdf'=>'nc,cdf',
		'application/x-nzb'=>'nzb',
		'application/x-pkcs12'=>'p12,pfx',
		'application/x-pkcs7-certificates'=>'p7b,spc',
		'application/x-pkcs7-certreqresp'=>'p7r',
		'application/x-rar-compressed'=>'rar',
		'application/x-research-info-systems'=>'ris',
		'application/x-sh'=>'sh',
		'application/x-shar'=>'shar',
		'application/x-shockwave-flash'=>'swf',
		'application/x-silverlight-app'=>'xap',
		'application/x-sql'=>'sql',
		'application/x-stuffit'=>'sit',
		'application/x-stuffitx'=>'sitx',
		'application/x-subrip'=>'srt',
		'application/x-sv4cpio'=>'sv4cpio',
		'application/x-sv4crc'=>'sv4crc',
		'application/x-t3vm-image'=>'t3',
		'application/x-tads'=>'gam',
		'application/x-tar'=>'tar',
		'application/x-tcl'=>'tcl',
		'application/x-tex'=>'tex',
		'application/x-tex-tfm'=>'tfm',
		'application/x-texinfo'=>'texinfo,texi',
		'application/x-tgif'=>'obj',
		'application/x-ustar'=>'ustar',
		'application/x-wais-source'=>'src',
		'application/x-x509-ca-cert'=>'der,crt',
		'application/x-xfig'=>'fig',
		'application/x-xliff+xml'=>'xlf',
		'application/x-xpinstall'=>'xpi',
		'application/x-xz'=>'xz',
		'application/x-zmachine'=>'z1,z2,z3,z4,z5,z6,z7,z8',
		'application/xaml+xml'=>'xaml',
		'application/xcap-diff+xml'=>'xdf',
		'application/xenc+xml'=>'xenc',
		'application/xhtml+xml'=>'xhtml,xht',
		'application/xml'=>'xml,xsl',
		'application/xml-dtd'=>'dtd',
		'application/xop+xml'=>'xop',
		'application/xproc+xml'=>'xpl',
		'application/xslt+xml'=>'xslt',
		'application/xspf+xml'=>'xspf',
		'application/xv+xml'=>'mxml,xhvml,xvml,xvm',
		'application/yang'=>'yang',
		'application/yin+xml'=>'yin',
		'application/zip'=>'zip',
		'audio/adpcm'=>'adp',
		'audio/basic'=>'au,snd',
		'audio/midi'=>'mid,midi,kar,rmi',
		'audio/mp4'=>'m4a,mp4a',
		'audio/mpeg'=>'mpga,mp2,mp2a,mp3,m2a,m3a',
		'audio/ogg'=>'oga,ogg,spx',
		'audio/s3m'=>'s3m',
		'audio/silk'=>'sil',
		'audio/vnd.dece.audio'=>'uva,uvva',
		'audio/vnd.digital-winds'=>'eol',
		'audio/vnd.dra'=>'dra',
		'audio/vnd.dts'=>'dts',
		'audio/vnd.dts.hd'=>'dtshd',
		'audio/vnd.lucent.voice'=>'lvp',
		'audio/vnd.ms-playready.media.pya'=>'pya',
		'audio/vnd.nuera.ecelp4800'=>'ecelp4800',
		'audio/vnd.nuera.ecelp7470'=>'ecelp7470',
		'audio/vnd.nuera.ecelp9600'=>'ecelp9600',
		'audio/vnd.rip'=>'rip',
		'audio/webm'=>'weba',
		'audio/x-aac'=>'aac',
		'audio/x-aiff'=>'aif,aiff,aifc',
		'audio/x-caf'=>'caf',
		'audio/x-flac'=>'flac',
		'audio/x-matroska'=>'mka',
		'audio/x-mpegurl'=>'m3u',
		'audio/x-ms-wax'=>'wax',
		'audio/x-ms-wma'=>'wma',
		'audio/x-pn-realaudio'=>'ram,ra',
		'audio/x-pn-realaudio-plugin'=>'rmp',
		'audio/x-wav'=>'wav',
		'audio/xm'=>'xm',
		'chemical/x-cdx'=>'cdx',
		'chemical/x-cif'=>'cif',
		'chemical/x-cmdf'=>'cmdf',
		'chemical/x-cml'=>'cml',
		'chemical/x-csml'=>'csml',
		'chemical/x-xyz'=>'xyz',
		'font/collection'=>'ttc',
		'font/otf'=>'otf',
		'font/ttf'=>'ttf',
		'font/woff'=>'woff',
		'font/woff2'=>'woff2',
		'image/bmp'=>'bmp',
		'image/cgm'=>'cgm',
		'image/g3fax'=>'g3',
		'image/gif'=>'gif',
		'image/ief'=>'ief',
		'image/jpeg'=>'jpeg,jpg,jpe',
		'image/ktx'=>'ktx',
		'image/png'=>'png',
		'image/prs.btif'=>'btif',
		'image/sgi'=>'sgi',
		'image/svg+xml'=>'svg,svgz',
		'image/tiff'=>'tiff,tif',
		'image/vnd.adobe.photoshop'=>'psd',
		'image/vnd.dece.graphic'=>'uvi,uvvi,uvg,uvvg',
		'image/vnd.djvu'=>'djvu,djv',
		'image/vnd.dvb.subtitle'=>'sub',
		'image/vnd.dwg'=>'dwg',
		'image/vnd.dxf'=>'dxf',
		'image/vnd.fastbidsheet'=>'fbs',
		'image/vnd.fpx'=>'fpx',
		'image/vnd.fst'=>'fst',
		'image/vnd.fujixerox.edmics-mmr'=>'mmr',
		'image/vnd.fujixerox.edmics-rlc'=>'rlc',
		'image/vnd.ms-modi'=>'mdi',
		'image/vnd.ms-photo'=>'wdp',
		'image/vnd.net-fpx'=>'npx',
		'image/vnd.wap.wbmp'=>'wbmp',
		'image/vnd.xiff'=>'xif',
		'image/webp'=>'webp',
		'image/x-3ds'=>'3ds',
		'image/x-cmu-raster'=>'ras',
		'image/x-cmx'=>'cmx',
		'image/x-freehand'=>'fh,fhc,fh4,fh5,fh7',
		'image/x-icon'=>'ico',
		'image/x-mrsid-image'=>'sid',
		'image/x-pcx'=>'pcx',
		'image/x-pict'=>'pic,pct',
		'image/x-portable-anymap'=>'pnm',
		'image/x-portable-bitmap'=>'pbm',
		'image/x-portable-graymap'=>'pgm',
		'image/x-portable-pixmap'=>'ppm',
		'image/x-rgb'=>'rgb',
		'image/x-tga'=>'tga',
		'image/x-xbitmap'=>'xbm',
		'image/x-xpixmap'=>'xpm',
		'image/x-xwindowdump'=>'xwd',
		'message/rfc822'=>'eml,mime',
		'model/iges'=>'igs,iges',
		'model/mesh'=>'msh,mesh,silo',
		'model/vnd.collada+xml'=>'dae',
		'model/vnd.dwf'=>'dwf',
		'model/vnd.gdl'=>'gdl',
		'model/vnd.gtw'=>'gtw',
		'model/vnd.mts'=>'mts',
		'model/vnd.vtu'=>'vtu',
		'model/vrml'=>'wrl,vrml',
		'model/x3d+binary'=>'x3db,x3dbz',
		'model/x3d+vrml'=>'x3dv,x3dvz',
		'model/x3d+xml'=>'x3d,x3dz',
		'text/cache-manifest'=>'appcache',
		'text/calendar'=>'ics,ifb',
		'text/css'=>'css',
		'text/csv'=>'csv',
		'text/html'=>'html,htm',
		'text/n3'=>'n3',
		'text/plain'=>'txt,text,conf,def,list,log,in',
		'text/prs.lines.tag'=>'dsc',
		'text/richtext'=>'rtx',
		'text/sgml'=>'sgml,sgm',
		'text/tab-separated-values'=>'tsv',
		'text/troff'=>'t,tr,roff,man,me,ms',
		'text/turtle'=>'ttl',
		'text/uri-list'=>'uri,uris,urls',
		'text/vcard'=>'vcard',
		'text/vnd.curl'=>'curl',
		'text/vnd.curl.dcurl'=>'dcurl',
		'text/vnd.curl.mcurl'=>'mcurl',
		'text/vnd.curl.scurl'=>'scurl',
		'text/vnd.dvb.subtitle'=>'sub',
		'text/vnd.fly'=>'fly',
		'text/vnd.fmi.flexstor'=>'flx',
		'text/vnd.graphviz'=>'gv',
		'text/vnd.in3d.3dml'=>'3dml',
		'text/vnd.in3d.spot'=>'spot',
		'text/vnd.sun.j2me.app-descriptor'=>'jad',
		'text/vnd.wap.wml'=>'wml',
		'text/vnd.wap.wmlscript'=>'wmls',
		'text/x-asm'=>'s,asm',
		'text/x-c'=>'c,cc,cxx,cpp,h,hh,dic',
		'text/x-fortran'=>'f,for,f77,f90',
		'text/x-java-source'=>'java',
		'text/x-nfo'=>'nfo',
		'text/x-opml'=>'opml',
		'text/x-pascal'=>'p,pas',
		'text/x-setext'=>'etx',
		'text/x-sfv'=>'sfv',
		'text/x-uuencode'=>'uu',
		'text/x-vcalendar'=>'vcs',
		'text/x-vcard'=>'vcf',
		'video/3gpp'=>'3gp',
		'video/3gpp2'=>'3g2',
		'video/h261'=>'h261',
		'video/h263'=>'h263',
		'video/h264'=>'h264',
		'video/jpeg'=>'jpgv',
		'video/jpm'=>'jpm,jpgm',
		'video/mj2'=>'mj2,mjp2',
		'video/mp4'=>'mp4,mp4v,mpg4',
		'video/mpeg'=>'mpeg,mpg,mpe,m1v,m2v',
		'video/ogg'=>'ogv',
		'video/quicktime'=>'qt,mov',
		'video/vnd.dece.hd'=>'uvh,uvvh',
		'video/vnd.dece.mobile'=>'uvm,uvvm',
		'video/vnd.dece.pd'=>'uvp,uvvp',
		'video/vnd.dece.sd'=>'uvs,uvvs',
		'video/vnd.dece.video'=>'uvv,uvvv',
		'video/vnd.dvb.file'=>'dvb',
		'video/vnd.fvt'=>'fvt',
		'video/vnd.mpegurl'=>'mxu,m4u',
		'video/vnd.ms-playready.media.pyv'=>'pyv',
		'video/vnd.uvvu.mp4'=>'uvu,uvvu',
		'video/vnd.vivo'=>'viv',
		'video/webm'=>'webm',
		'video/x-f4v'=>'f4v',
		'video/x-fli'=>'fli',
		'video/x-flv'=>'flv',
		'video/x-m4v'=>'m4v',
		'video/x-matroska'=>'mkv,mk3d,mks',
		'video/x-mng'=>'mng',
		'video/x-ms-asf'=>'asf,asx',
		'video/x-ms-vob'=>'vob',
		'video/x-ms-wm'=>'wm',
		'video/x-ms-wmv'=>'wmv',
		'video/x-ms-wmx'=>'wmx',
		'video/x-ms-wvx'=>'wvx',
		'video/x-msvideo'=>'avi',
		'video/x-sgi-movie'=>'movie',
		'video/x-smv'=>'smv',
		'x-conference/x-cooltalk'=>'ice'
	};

}