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1 efrain 1
<?php
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declare(strict_types=1);
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namespace GuzzleHttp\Psr7;
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final class MimeType
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{
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    private const MIME_TYPES = [
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        '1km' => 'application/vnd.1000minds.decision-model+xml',
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        '3dml' => 'text/vnd.in3d.3dml',
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        '3ds' => 'image/x-3ds',
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        '3g2' => 'video/3gpp2',
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        '3gp' => 'video/3gp',
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        '3gpp' => 'video/3gpp',
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        '3mf' => 'model/3mf',
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        '7z' => 'application/x-7z-compressed',
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        '7zip' => 'application/x-7z-compressed',
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        '123' => 'application/vnd.lotus-1-2-3',
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        'aab' => 'application/x-authorware-bin',
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        'aac' => 'audio/x-acc',
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        'aam' => 'application/x-authorware-map',
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        'aas' => 'application/x-authorware-seg',
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        'abw' => 'application/x-abiword',
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        'ac' => 'application/vnd.nokia.n-gage.ac+xml',
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        'ac3' => 'audio/ac3',
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        'acc' => 'application/vnd.americandynamics.acc',
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        'ace' => 'application/x-ace-compressed',
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        'acu' => 'application/vnd.acucobol',
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        'acutc' => 'application/vnd.acucorp',
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        'adp' => 'audio/adpcm',
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        'aep' => 'application/vnd.audiograph',
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        'afm' => 'application/x-font-type1',
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        'afp' => 'application/vnd.ibm.modcap',
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        'age' => 'application/vnd.age',
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        'ahead' => 'application/vnd.ahead.space',
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        'ai' => 'application/pdf',
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        'aif' => 'audio/x-aiff',
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        'aifc' => 'audio/x-aiff',
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        'aiff' => 'audio/x-aiff',
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        'air' => 'application/vnd.adobe.air-application-installer-package+zip',
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        'ait' => 'application/vnd.dvb.ait',
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        'ami' => 'application/vnd.amiga.ami',
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        'amr' => 'audio/amr',
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        'apk' => 'application/vnd.android.package-archive',
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        'apng' => 'image/apng',
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        'appcache' => 'text/cache-manifest',
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        'application' => 'application/x-ms-application',
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        'apr' => 'application/vnd.lotus-approach',
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        'arc' => 'application/x-freearc',
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        'arj' => 'application/x-arj',
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        'asc' => 'application/pgp-signature',
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        'asf' => 'video/x-ms-asf',
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        'asm' => 'text/x-asm',
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        'aso' => 'application/vnd.accpac.simply.aso',
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        'asx' => 'video/x-ms-asf',
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        'atc' => 'application/vnd.acucorp',
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        'atom' => 'application/atom+xml',
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        'atomcat' => 'application/atomcat+xml',
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        'atomdeleted' => 'application/atomdeleted+xml',
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        'atomsvc' => 'application/atomsvc+xml',
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        'atx' => 'application/vnd.antix.game-component',
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        'au' => 'audio/x-au',
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        'avci' => 'image/avci',
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        'avcs' => 'image/avcs',
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        'avi' => 'video/x-msvideo',
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        'avif' => 'image/avif',
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        'aw' => 'application/applixware',
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        'azf' => 'application/vnd.airzip.filesecure.azf',
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        'azs' => 'application/vnd.airzip.filesecure.azs',
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        'azv' => 'image/vnd.airzip.accelerator.azv',
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        'azw' => 'application/vnd.amazon.ebook',
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        'b16' => 'image/vnd.pco.b16',
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        'bat' => 'application/x-msdownload',
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        'bcpio' => 'application/x-bcpio',
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        'bdf' => 'application/x-font-bdf',
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        'bdm' => 'application/vnd.syncml.dm+wbxml',
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        'bdoc' => 'application/x-bdoc',
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        'bed' => 'application/vnd.realvnc.bed',
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        'bh2' => 'application/vnd.fujitsu.oasysprs',
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        'bin' => 'application/octet-stream',
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        'blb' => 'application/x-blorb',
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        'blorb' => 'application/x-blorb',
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        'bmi' => 'application/vnd.bmi',
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        'bmml' => 'application/vnd.balsamiq.bmml+xml',
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        'bmp' => 'image/bmp',
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        'book' => 'application/vnd.framemaker',
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        'box' => 'application/vnd.previewsystems.box',
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        'boz' => 'application/x-bzip2',
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        'bpk' => 'application/octet-stream',
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        'bpmn' => 'application/octet-stream',
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        'bsp' => 'model/vnd.valve.source.compiled-map',
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        'btif' => 'image/prs.btif',
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        'buffer' => 'application/octet-stream',
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        'bz' => 'application/x-bzip',
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        'bz2' => 'application/x-bzip2',
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        'c' => 'text/x-c',
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        'c4d' => 'application/vnd.clonk.c4group',
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        'c4f' => 'application/vnd.clonk.c4group',
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        'c4g' => 'application/vnd.clonk.c4group',
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        'c4p' => 'application/vnd.clonk.c4group',
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        'c4u' => 'application/vnd.clonk.c4group',
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        'c11amc' => 'application/vnd.cluetrust.cartomobile-config',
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        'c11amz' => 'application/vnd.cluetrust.cartomobile-config-pkg',
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        'cab' => 'application/vnd.ms-cab-compressed',
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        'caf' => 'audio/x-caf',
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        'cap' => 'application/vnd.tcpdump.pcap',
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        'car' => 'application/vnd.curl.car',
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        'cat' => 'application/vnd.ms-pki.seccat',
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        'cb7' => 'application/x-cbr',
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        'cba' => 'application/x-cbr',
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        'cbr' => 'application/x-cbr',
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        'cbt' => 'application/x-cbr',
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        'cbz' => 'application/x-cbr',
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        'cc' => 'text/x-c',
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        'cco' => 'application/x-cocoa',
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        'cct' => 'application/x-director',
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        'ccxml' => 'application/ccxml+xml',
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        'cdbcmsg' => 'application/vnd.contact.cmsg',
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        'cdf' => 'application/x-netcdf',
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        'cdfx' => 'application/cdfx+xml',
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        'cdkey' => 'application/vnd.mediastation.cdkey',
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        'cdmia' => 'application/cdmi-capability',
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        'cdmic' => 'application/cdmi-container',
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        'cdmid' => 'application/cdmi-domain',
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        'cdmio' => 'application/cdmi-object',
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        'cdmiq' => 'application/cdmi-queue',
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        'cdr' => 'application/cdr',
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        'cdx' => 'chemical/x-cdx',
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        'cdxml' => 'application/vnd.chemdraw+xml',
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        'cdy' => 'application/vnd.cinderella',
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        'cer' => 'application/pkix-cert',
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        'cfs' => 'application/x-cfs-compressed',
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        'cgm' => 'image/cgm',
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        'chat' => 'application/x-chat',
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        'chm' => 'application/vnd.ms-htmlhelp',
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        'chrt' => 'application/vnd.kde.kchart',
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        'cif' => 'chemical/x-cif',
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        'cii' => 'application/vnd.anser-web-certificate-issue-initiation',
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        'cil' => 'application/vnd.ms-artgalry',
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        'cjs' => 'application/node',
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        'cla' => 'application/vnd.claymore',
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        'class' => 'application/octet-stream',
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        'clkk' => 'application/vnd.crick.clicker.keyboard',
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        'clkp' => 'application/vnd.crick.clicker.palette',
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        'clkt' => 'application/vnd.crick.clicker.template',
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        'clkw' => 'application/vnd.crick.clicker.wordbank',
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        'clkx' => 'application/vnd.crick.clicker',
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        'clp' => 'application/x-msclip',
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        'cmc' => 'application/vnd.cosmocaller',
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        'cmdf' => 'chemical/x-cmdf',
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        'cml' => 'chemical/x-cml',
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        'cmp' => 'application/vnd.yellowriver-custom-menu',
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        'cmx' => 'image/x-cmx',
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        'cod' => 'application/vnd.rim.cod',
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        'coffee' => 'text/coffeescript',
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        'com' => 'application/x-msdownload',
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        'conf' => 'text/plain',
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        'cpio' => 'application/x-cpio',
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        'cpl' => 'application/cpl+xml',
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        'cpp' => 'text/x-c',
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        'cpt' => 'application/mac-compactpro',
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        'crd' => 'application/x-mscardfile',
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        'crl' => 'application/pkix-crl',
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        'crt' => 'application/x-x509-ca-cert',
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        'crx' => 'application/x-chrome-extension',
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        'cryptonote' => 'application/vnd.rig.cryptonote',
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        'csh' => 'application/x-csh',
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        'csl' => 'application/vnd.citationstyles.style+xml',
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        'csml' => 'chemical/x-csml',
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        'csp' => 'application/vnd.commonspace',
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        'csr' => 'application/octet-stream',
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        'css' => 'text/css',
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        'cst' => 'application/x-director',
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        'csv' => 'text/csv',
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        'cu' => 'application/cu-seeme',
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        'curl' => 'text/vnd.curl',
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        'cww' => 'application/prs.cww',
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        'cxt' => 'application/x-director',
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        'cxx' => 'text/x-c',
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        'dae' => 'model/vnd.collada+xml',
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        'daf' => 'application/vnd.mobius.daf',
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        'dart' => 'application/vnd.dart',
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        'dataless' => 'application/vnd.fdsn.seed',
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        'davmount' => 'application/davmount+xml',
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        'dbf' => 'application/vnd.dbf',
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        'dbk' => 'application/docbook+xml',
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        'dcr' => 'application/x-director',
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        'dcurl' => 'text/vnd.curl.dcurl',
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        'dd2' => 'application/vnd.oma.dd2+xml',
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        'ddd' => 'application/vnd.fujixerox.ddd',
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        'ddf' => 'application/vnd.syncml.dmddf+xml',
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        'dds' => 'image/vnd.ms-dds',
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        'deb' => 'application/x-debian-package',
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        'def' => 'text/plain',
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        'deploy' => 'application/octet-stream',
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        'der' => 'application/x-x509-ca-cert',
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        'dfac' => 'application/vnd.dreamfactory',
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        'dgc' => 'application/x-dgc-compressed',
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        'dic' => 'text/x-c',
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        'dir' => 'application/x-director',
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        'dis' => 'application/vnd.mobius.dis',
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        'disposition-notification' => 'message/disposition-notification',
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        'dist' => 'application/octet-stream',
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        'distz' => 'application/octet-stream',
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        'djv' => 'image/vnd.djvu',
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        'djvu' => 'image/vnd.djvu',
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        'dll' => 'application/octet-stream',
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        'dmg' => 'application/x-apple-diskimage',
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        'dmn' => 'application/octet-stream',
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        'dmp' => 'application/vnd.tcpdump.pcap',
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        'dms' => 'application/octet-stream',
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        'dna' => 'application/vnd.dna',
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        'doc' => 'application/msword',
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        'docm' => 'application/vnd.ms-word.template.macroEnabled.12',
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        'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
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        'dot' => 'application/msword',
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        'dotm' => 'application/vnd.ms-word.template.macroEnabled.12',
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        'dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
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        'dp' => 'application/vnd.osgi.dp',
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        'dpg' => 'application/vnd.dpgraph',
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        'dra' => 'audio/vnd.dra',
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        'drle' => 'image/dicom-rle',
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        'dsc' => 'text/prs.lines.tag',
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        'dssc' => 'application/dssc+der',
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        'dtb' => 'application/x-dtbook+xml',
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        'dtd' => 'application/xml-dtd',
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        'dts' => 'audio/vnd.dts',
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        'dtshd' => 'audio/vnd.dts.hd',
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        'dump' => 'application/octet-stream',
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        'dvb' => 'video/vnd.dvb.file',
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        'dvi' => 'application/x-dvi',
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        'dwd' => 'application/atsc-dwd+xml',
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        'dwf' => 'model/vnd.dwf',
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        'dwg' => 'image/vnd.dwg',
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        'dxf' => 'image/vnd.dxf',
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        'dxp' => 'application/vnd.spotfire.dxp',
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        'dxr' => 'application/x-director',
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        'ear' => 'application/java-archive',
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        'ecelp4800' => 'audio/vnd.nuera.ecelp4800',
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        'ecelp7470' => 'audio/vnd.nuera.ecelp7470',
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        'ecelp9600' => 'audio/vnd.nuera.ecelp9600',
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        'ecma' => 'application/ecmascript',
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        'edm' => 'application/vnd.novadigm.edm',
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        'edx' => 'application/vnd.novadigm.edx',
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        'efif' => 'application/vnd.picsel',
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        'ei6' => 'application/vnd.pg.osasli',
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        'elc' => 'application/octet-stream',
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        'emf' => 'image/emf',
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        'eml' => 'message/rfc822',
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        'emma' => 'application/emma+xml',
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        'emotionml' => 'application/emotionml+xml',
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        'emz' => 'application/x-msmetafile',
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        'eol' => 'audio/vnd.digital-winds',
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        'eot' => 'application/vnd.ms-fontobject',
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        'eps' => 'application/postscript',
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        'epub' => 'application/epub+zip',
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        'es' => 'application/ecmascript',
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        'es3' => 'application/vnd.eszigno3+xml',
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        'esa' => 'application/vnd.osgi.subsystem',
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        'esf' => 'application/vnd.epson.esf',
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        'et3' => 'application/vnd.eszigno3+xml',
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        'etx' => 'text/x-setext',
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        'eva' => 'application/x-eva',
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        'evy' => 'application/x-envoy',
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        'exe' => 'application/octet-stream',
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        'exi' => 'application/exi',
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        'exp' => 'application/express',
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        'exr' => 'image/aces',
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        'ext' => 'application/vnd.novadigm.ext',
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        'ez' => 'application/andrew-inset',
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        'ez2' => 'application/vnd.ezpix-album',
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        'ez3' => 'application/vnd.ezpix-package',
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        'f' => 'text/x-fortran',
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        'f4v' => 'video/mp4',
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        'f77' => 'text/x-fortran',
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        'f90' => 'text/x-fortran',
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        'fbs' => 'image/vnd.fastbidsheet',
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        'fcdt' => 'application/vnd.adobe.formscentral.fcdt',
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        'fcs' => 'application/vnd.isac.fcs',
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        'fdf' => 'application/vnd.fdf',
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        'fdt' => 'application/fdt+xml',
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        'fe_launch' => 'application/vnd.denovo.fcselayout-link',
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        'fg5' => 'application/vnd.fujitsu.oasysgp',
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        'fgd' => 'application/x-director',
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        'fh' => 'image/x-freehand',
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        'fh4' => 'image/x-freehand',
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        'fh5' => 'image/x-freehand',
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        'fh7' => 'image/x-freehand',
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        'fhc' => 'image/x-freehand',
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        'fig' => 'application/x-xfig',
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        'fits' => 'image/fits',
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        'flac' => 'audio/x-flac',
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        'fli' => 'video/x-fli',
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        'flo' => 'application/vnd.micrografx.flo',
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        'flv' => 'video/x-flv',
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        'flw' => 'application/vnd.kde.kivio',
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        'flx' => 'text/vnd.fmi.flexstor',
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        'fly' => 'text/vnd.fly',
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        'fm' => 'application/vnd.framemaker',
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        'fnc' => 'application/vnd.frogans.fnc',
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        'fo' => 'application/vnd.software602.filler.form+xml',
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        'for' => 'text/x-fortran',
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        'fpx' => 'image/vnd.fpx',
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        'frame' => 'application/vnd.framemaker',
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        'fsc' => 'application/vnd.fsc.weblaunch',
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        'fst' => 'image/vnd.fst',
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        'ftc' => 'application/vnd.fluxtime.clip',
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        'fti' => 'application/vnd.anser-web-funds-transfer-initiation',
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        'fvt' => 'video/vnd.fvt',
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        'fxp' => 'application/vnd.adobe.fxp',
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        'fxpl' => 'application/vnd.adobe.fxp',
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        'fzs' => 'application/vnd.fuzzysheet',
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        'g2w' => 'application/vnd.geoplan',
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        'g3' => 'image/g3fax',
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        'g3w' => 'application/vnd.geospace',
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        'gac' => 'application/vnd.groove-account',
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        'gam' => 'application/x-tads',
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        'gbr' => 'application/rpki-ghostbusters',
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        'gca' => 'application/x-gca-compressed',
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        'gdl' => 'model/vnd.gdl',
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        'gdoc' => 'application/vnd.google-apps.document',
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        'ged' => 'text/vnd.familysearch.gedcom',
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        'geo' => 'application/vnd.dynageo',
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        'geojson' => 'application/geo+json',
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        'gex' => 'application/vnd.geometry-explorer',
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        'ggb' => 'application/vnd.geogebra.file',
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        'ggt' => 'application/vnd.geogebra.tool',
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        'ghf' => 'application/vnd.groove-help',
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        'gif' => 'image/gif',
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        'gim' => 'application/vnd.groove-identity-message',
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        'glb' => 'model/gltf-binary',
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        'gltf' => 'model/gltf+json',
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        'gml' => 'application/gml+xml',
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        'gmx' => 'application/vnd.gmx',
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        'gnumeric' => 'application/x-gnumeric',
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        'gpg' => 'application/gpg-keys',
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        'gph' => 'application/vnd.flographit',
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        'gpx' => 'application/gpx+xml',
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        'gqf' => 'application/vnd.grafeq',
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        'gqs' => 'application/vnd.grafeq',
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        'gram' => 'application/srgs',
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        'gramps' => 'application/x-gramps-xml',
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        'gre' => 'application/vnd.geometry-explorer',
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        'grv' => 'application/vnd.groove-injector',
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        'grxml' => 'application/srgs+xml',
347
        'gsf' => 'application/x-font-ghostscript',
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        'gsheet' => 'application/vnd.google-apps.spreadsheet',
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        'gslides' => 'application/vnd.google-apps.presentation',
350
        'gtar' => 'application/x-gtar',
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        'gtm' => 'application/vnd.groove-tool-message',
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        'gtw' => 'model/vnd.gtw',
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        'gv' => 'text/vnd.graphviz',
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        'gxf' => 'application/gxf',
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        'gxt' => 'application/vnd.geonext',
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        'gz' => 'application/gzip',
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        'gzip' => 'application/gzip',
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        'h' => 'text/x-c',
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        'h261' => 'video/h261',
360
        'h263' => 'video/h263',
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        'h264' => 'video/h264',
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        'hal' => 'application/vnd.hal+xml',
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        'hbci' => 'application/vnd.hbci',
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        'hbs' => 'text/x-handlebars-template',
365
        'hdd' => 'application/x-virtualbox-hdd',
366
        'hdf' => 'application/x-hdf',
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        'heic' => 'image/heic',
368
        'heics' => 'image/heic-sequence',
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        'heif' => 'image/heif',
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        'heifs' => 'image/heif-sequence',
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        'hej2' => 'image/hej2k',
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        'held' => 'application/atsc-held+xml',
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        'hh' => 'text/x-c',
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        'hjson' => 'application/hjson',
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        'hlp' => 'application/winhlp',
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        'hpgl' => 'application/vnd.hp-hpgl',
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        'hpid' => 'application/vnd.hp-hpid',
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        'hps' => 'application/vnd.hp-hps',
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        'hqx' => 'application/mac-binhex40',
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        'hsj2' => 'image/hsj2',
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        'htc' => 'text/x-component',
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        'htke' => 'application/vnd.kenameaapp',
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        'htm' => 'text/html',
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        'html' => 'text/html',
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        'hvd' => 'application/vnd.yamaha.hv-dic',
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        'hvp' => 'application/vnd.yamaha.hv-voice',
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        'hvs' => 'application/vnd.yamaha.hv-script',
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        'i2g' => 'application/vnd.intergeo',
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        'icc' => 'application/vnd.iccprofile',
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        'ice' => 'x-conference/x-cooltalk',
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        'icm' => 'application/vnd.iccprofile',
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        'ico' => 'image/x-icon',
393
        'ics' => 'text/calendar',
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        'ief' => 'image/ief',
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        'ifb' => 'text/calendar',
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        'ifm' => 'application/vnd.shana.informed.formdata',
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        'iges' => 'model/iges',
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        'igl' => 'application/vnd.igloader',
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        'igm' => 'application/vnd.insors.igm',
400
        'igs' => 'model/iges',
401
        'igx' => 'application/vnd.micrografx.igx',
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        'iif' => 'application/vnd.shana.informed.interchange',
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        'img' => 'application/octet-stream',
404
        'imp' => 'application/vnd.accpac.simply.imp',
405
        'ims' => 'application/vnd.ms-ims',
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        'in' => 'text/plain',
407
        'ini' => 'text/plain',
408
        'ink' => 'application/inkml+xml',
409
        'inkml' => 'application/inkml+xml',
410
        'install' => 'application/x-install-instructions',
411
        'iota' => 'application/vnd.astraea-software.iota',
412
        'ipfix' => 'application/ipfix',
413
        'ipk' => 'application/vnd.shana.informed.package',
414
        'irm' => 'application/vnd.ibm.rights-management',
415
        'irp' => 'application/vnd.irepository.package+xml',
416
        'iso' => 'application/x-iso9660-image',
417
        'itp' => 'application/vnd.shana.informed.formtemplate',
418
        'its' => 'application/its+xml',
419
        'ivp' => 'application/vnd.immervision-ivp',
420
        'ivu' => 'application/vnd.immervision-ivu',
421
        'jad' => 'text/vnd.sun.j2me.app-descriptor',
422
        'jade' => 'text/jade',
423
        'jam' => 'application/vnd.jam',
424
        'jar' => 'application/java-archive',
425
        'jardiff' => 'application/x-java-archive-diff',
426
        'java' => 'text/x-java-source',
427
        'jhc' => 'image/jphc',
428
        'jisp' => 'application/vnd.jisp',
429
        'jls' => 'image/jls',
430
        'jlt' => 'application/vnd.hp-jlyt',
431
        'jng' => 'image/x-jng',
432
        'jnlp' => 'application/x-java-jnlp-file',
433
        'joda' => 'application/vnd.joost.joda-archive',
434
        'jp2' => 'image/jp2',
435
        'jpe' => 'image/jpeg',
436
        'jpeg' => 'image/jpeg',
437
        'jpf' => 'image/jpx',
438
        'jpg' => 'image/jpeg',
439
        'jpg2' => 'image/jp2',
440
        'jpgm' => 'video/jpm',
441
        'jpgv' => 'video/jpeg',
442
        'jph' => 'image/jph',
443
        'jpm' => 'video/jpm',
444
        'jpx' => 'image/jpx',
445
        'js' => 'application/javascript',
446
        'json' => 'application/json',
447
        'json5' => 'application/json5',
448
        'jsonld' => 'application/ld+json',
449
        'jsonml' => 'application/jsonml+json',
450
        'jsx' => 'text/jsx',
451
        'jxr' => 'image/jxr',
452
        'jxra' => 'image/jxra',
453
        'jxrs' => 'image/jxrs',
454
        'jxs' => 'image/jxs',
455
        'jxsc' => 'image/jxsc',
456
        'jxsi' => 'image/jxsi',
457
        'jxss' => 'image/jxss',
458
        'kar' => 'audio/midi',
459
        'karbon' => 'application/vnd.kde.karbon',
460
        'kdb' => 'application/octet-stream',
461
        'kdbx' => 'application/x-keepass2',
462
        'key' => 'application/x-iwork-keynote-sffkey',
463
        'kfo' => 'application/vnd.kde.kformula',
464
        'kia' => 'application/vnd.kidspiration',
465
        'kml' => 'application/vnd.google-earth.kml+xml',
466
        'kmz' => 'application/vnd.google-earth.kmz',
467
        'kne' => 'application/vnd.kinar',
468
        'knp' => 'application/vnd.kinar',
469
        'kon' => 'application/vnd.kde.kontour',
470
        'kpr' => 'application/vnd.kde.kpresenter',
471
        'kpt' => 'application/vnd.kde.kpresenter',
472
        'kpxx' => 'application/vnd.ds-keypoint',
473
        'ksp' => 'application/vnd.kde.kspread',
474
        'ktr' => 'application/vnd.kahootz',
475
        'ktx' => 'image/ktx',
476
        'ktx2' => 'image/ktx2',
477
        'ktz' => 'application/vnd.kahootz',
478
        'kwd' => 'application/vnd.kde.kword',
479
        'kwt' => 'application/vnd.kde.kword',
480
        'lasxml' => 'application/vnd.las.las+xml',
481
        'latex' => 'application/x-latex',
482
        'lbd' => 'application/vnd.llamagraphics.life-balance.desktop',
483
        'lbe' => 'application/vnd.llamagraphics.life-balance.exchange+xml',
484
        'les' => 'application/vnd.hhe.lesson-player',
485
        'less' => 'text/less',
486
        'lgr' => 'application/lgr+xml',
487
        'lha' => 'application/octet-stream',
488
        'link66' => 'application/vnd.route66.link66+xml',
489
        'list' => 'text/plain',
490
        'list3820' => 'application/vnd.ibm.modcap',
491
        'listafp' => 'application/vnd.ibm.modcap',
492
        'litcoffee' => 'text/coffeescript',
493
        'lnk' => 'application/x-ms-shortcut',
494
        'log' => 'text/plain',
495
        'lostxml' => 'application/lost+xml',
496
        'lrf' => 'application/octet-stream',
497
        'lrm' => 'application/vnd.ms-lrm',
498
        'ltf' => 'application/vnd.frogans.ltf',
499
        'lua' => 'text/x-lua',
500
        'luac' => 'application/x-lua-bytecode',
501
        'lvp' => 'audio/vnd.lucent.voice',
502
        'lwp' => 'application/vnd.lotus-wordpro',
503
        'lzh' => 'application/octet-stream',
504
        'm1v' => 'video/mpeg',
505
        'm2a' => 'audio/mpeg',
506
        'm2v' => 'video/mpeg',
507
        'm3a' => 'audio/mpeg',
508
        'm3u' => 'text/plain',
509
        'm3u8' => 'application/vnd.apple.mpegurl',
510
        'm4a' => 'audio/x-m4a',
511
        'm4p' => 'application/mp4',
512
        'm4s' => 'video/iso.segment',
513
        'm4u' => 'application/vnd.mpegurl',
514
        'm4v' => 'video/x-m4v',
515
        'm13' => 'application/x-msmediaview',
516
        'm14' => 'application/x-msmediaview',
517
        'm21' => 'application/mp21',
518
        'ma' => 'application/mathematica',
519
        'mads' => 'application/mads+xml',
520
        'maei' => 'application/mmt-aei+xml',
521
        'mag' => 'application/vnd.ecowin.chart',
522
        'maker' => 'application/vnd.framemaker',
523
        'man' => 'text/troff',
524
        'manifest' => 'text/cache-manifest',
525
        'map' => 'application/json',
526
        'mar' => 'application/octet-stream',
527
        'markdown' => 'text/markdown',
528
        'mathml' => 'application/mathml+xml',
529
        'mb' => 'application/mathematica',
530
        'mbk' => 'application/vnd.mobius.mbk',
531
        'mbox' => 'application/mbox',
532
        'mc1' => 'application/vnd.medcalcdata',
533
        'mcd' => 'application/vnd.mcd',
534
        'mcurl' => 'text/vnd.curl.mcurl',
535
        'md' => 'text/markdown',
536
        'mdb' => 'application/x-msaccess',
537
        'mdi' => 'image/vnd.ms-modi',
538
        'mdx' => 'text/mdx',
539
        'me' => 'text/troff',
540
        'mesh' => 'model/mesh',
541
        'meta4' => 'application/metalink4+xml',
542
        'metalink' => 'application/metalink+xml',
543
        'mets' => 'application/mets+xml',
544
        'mfm' => 'application/vnd.mfmp',
545
        'mft' => 'application/rpki-manifest',
546
        'mgp' => 'application/vnd.osgeo.mapguide.package',
547
        'mgz' => 'application/vnd.proteus.magazine',
548
        'mid' => 'audio/midi',
549
        'midi' => 'audio/midi',
550
        'mie' => 'application/x-mie',
551
        'mif' => 'application/vnd.mif',
552
        'mime' => 'message/rfc822',
553
        'mj2' => 'video/mj2',
554
        'mjp2' => 'video/mj2',
555
        'mjs' => 'application/javascript',
556
        'mk3d' => 'video/x-matroska',
557
        'mka' => 'audio/x-matroska',
558
        'mkd' => 'text/x-markdown',
559
        'mks' => 'video/x-matroska',
560
        'mkv' => 'video/x-matroska',
561
        'mlp' => 'application/vnd.dolby.mlp',
562
        'mmd' => 'application/vnd.chipnuts.karaoke-mmd',
563
        'mmf' => 'application/vnd.smaf',
564
        'mml' => 'text/mathml',
565
        'mmr' => 'image/vnd.fujixerox.edmics-mmr',
566
        'mng' => 'video/x-mng',
567
        'mny' => 'application/x-msmoney',
568
        'mobi' => 'application/x-mobipocket-ebook',
569
        'mods' => 'application/mods+xml',
570
        'mov' => 'video/quicktime',
571
        'movie' => 'video/x-sgi-movie',
572
        'mp2' => 'audio/mpeg',
573
        'mp2a' => 'audio/mpeg',
574
        'mp3' => 'audio/mpeg',
575
        'mp4' => 'video/mp4',
576
        'mp4a' => 'audio/mp4',
577
        'mp4s' => 'application/mp4',
578
        'mp4v' => 'video/mp4',
579
        'mp21' => 'application/mp21',
580
        'mpc' => 'application/vnd.mophun.certificate',
581
        'mpd' => 'application/dash+xml',
582
        'mpe' => 'video/mpeg',
583
        'mpeg' => 'video/mpeg',
584
        'mpf' => 'application/media-policy-dataset+xml',
585
        'mpg' => 'video/mpeg',
586
        'mpg4' => 'video/mp4',
587
        'mpga' => 'audio/mpeg',
588
        'mpkg' => 'application/vnd.apple.installer+xml',
589
        'mpm' => 'application/vnd.blueice.multipass',
590
        'mpn' => 'application/vnd.mophun.application',
591
        'mpp' => 'application/vnd.ms-project',
592
        'mpt' => 'application/vnd.ms-project',
593
        'mpy' => 'application/vnd.ibm.minipay',
594
        'mqy' => 'application/vnd.mobius.mqy',
595
        'mrc' => 'application/marc',
596
        'mrcx' => 'application/marcxml+xml',
597
        'ms' => 'text/troff',
598
        'mscml' => 'application/mediaservercontrol+xml',
599
        'mseed' => 'application/vnd.fdsn.mseed',
600
        'mseq' => 'application/vnd.mseq',
601
        'msf' => 'application/vnd.epson.msf',
602
        'msg' => 'application/vnd.ms-outlook',
603
        'msh' => 'model/mesh',
604
        'msi' => 'application/x-msdownload',
605
        'msl' => 'application/vnd.mobius.msl',
606
        'msm' => 'application/octet-stream',
607
        'msp' => 'application/octet-stream',
608
        'msty' => 'application/vnd.muvee.style',
609
        'mtl' => 'model/mtl',
610
        'mts' => 'model/vnd.mts',
611
        'mus' => 'application/vnd.musician',
612
        'musd' => 'application/mmt-usd+xml',
613
        'musicxml' => 'application/vnd.recordare.musicxml+xml',
614
        'mvb' => 'application/x-msmediaview',
615
        'mvt' => 'application/vnd.mapbox-vector-tile',
616
        'mwf' => 'application/vnd.mfer',
617
        'mxf' => 'application/mxf',
618
        'mxl' => 'application/vnd.recordare.musicxml',
619
        'mxmf' => 'audio/mobile-xmf',
620
        'mxml' => 'application/xv+xml',
621
        'mxs' => 'application/vnd.triscape.mxs',
622
        'mxu' => 'video/vnd.mpegurl',
623
        'n-gage' => 'application/vnd.nokia.n-gage.symbian.install',
624
        'n3' => 'text/n3',
625
        'nb' => 'application/mathematica',
626
        'nbp' => 'application/vnd.wolfram.player',
627
        'nc' => 'application/x-netcdf',
628
        'ncx' => 'application/x-dtbncx+xml',
629
        'nfo' => 'text/x-nfo',
630
        'ngdat' => 'application/vnd.nokia.n-gage.data',
631
        'nitf' => 'application/vnd.nitf',
632
        'nlu' => 'application/vnd.neurolanguage.nlu',
633
        'nml' => 'application/vnd.enliven',
634
        'nnd' => 'application/vnd.noblenet-directory',
635
        'nns' => 'application/vnd.noblenet-sealer',
636
        'nnw' => 'application/vnd.noblenet-web',
637
        'npx' => 'image/vnd.net-fpx',
638
        'nq' => 'application/n-quads',
639
        'nsc' => 'application/x-conference',
640
        'nsf' => 'application/vnd.lotus-notes',
641
        'nt' => 'application/n-triples',
642
        'ntf' => 'application/vnd.nitf',
643
        'numbers' => 'application/x-iwork-numbers-sffnumbers',
644
        'nzb' => 'application/x-nzb',
645
        'oa2' => 'application/vnd.fujitsu.oasys2',
646
        'oa3' => 'application/vnd.fujitsu.oasys3',
647
        'oas' => 'application/vnd.fujitsu.oasys',
648
        'obd' => 'application/x-msbinder',
649
        'obgx' => 'application/vnd.openblox.game+xml',
650
        'obj' => 'model/obj',
651
        'oda' => 'application/oda',
652
        'odb' => 'application/vnd.oasis.opendocument.database',
653
        'odc' => 'application/vnd.oasis.opendocument.chart',
654
        'odf' => 'application/vnd.oasis.opendocument.formula',
655
        'odft' => 'application/vnd.oasis.opendocument.formula-template',
656
        'odg' => 'application/vnd.oasis.opendocument.graphics',
657
        'odi' => 'application/vnd.oasis.opendocument.image',
658
        'odm' => 'application/vnd.oasis.opendocument.text-master',
659
        'odp' => 'application/vnd.oasis.opendocument.presentation',
660
        'ods' => 'application/vnd.oasis.opendocument.spreadsheet',
661
        'odt' => 'application/vnd.oasis.opendocument.text',
662
        'oga' => 'audio/ogg',
663
        'ogex' => 'model/vnd.opengex',
664
        'ogg' => 'audio/ogg',
665
        'ogv' => 'video/ogg',
666
        'ogx' => 'application/ogg',
667
        'omdoc' => 'application/omdoc+xml',
668
        'onepkg' => 'application/onenote',
669
        'onetmp' => 'application/onenote',
670
        'onetoc' => 'application/onenote',
671
        'onetoc2' => 'application/onenote',
672
        'opf' => 'application/oebps-package+xml',
673
        'opml' => 'text/x-opml',
674
        'oprc' => 'application/vnd.palm',
675
        'opus' => 'audio/ogg',
676
        'org' => 'text/x-org',
677
        'osf' => 'application/vnd.yamaha.openscoreformat',
678
        'osfpvg' => 'application/vnd.yamaha.openscoreformat.osfpvg+xml',
679
        'osm' => 'application/vnd.openstreetmap.data+xml',
680
        'otc' => 'application/vnd.oasis.opendocument.chart-template',
681
        'otf' => 'font/otf',
682
        'otg' => 'application/vnd.oasis.opendocument.graphics-template',
683
        'oth' => 'application/vnd.oasis.opendocument.text-web',
684
        'oti' => 'application/vnd.oasis.opendocument.image-template',
685
        'otp' => 'application/vnd.oasis.opendocument.presentation-template',
686
        'ots' => 'application/vnd.oasis.opendocument.spreadsheet-template',
687
        'ott' => 'application/vnd.oasis.opendocument.text-template',
688
        'ova' => 'application/x-virtualbox-ova',
689
        'ovf' => 'application/x-virtualbox-ovf',
690
        'owl' => 'application/rdf+xml',
691
        'oxps' => 'application/oxps',
692
        'oxt' => 'application/vnd.openofficeorg.extension',
693
        'p' => 'text/x-pascal',
694
        'p7a' => 'application/x-pkcs7-signature',
695
        'p7b' => 'application/x-pkcs7-certificates',
696
        'p7c' => 'application/pkcs7-mime',
697
        'p7m' => 'application/pkcs7-mime',
698
        'p7r' => 'application/x-pkcs7-certreqresp',
699
        'p7s' => 'application/pkcs7-signature',
700
        'p8' => 'application/pkcs8',
701
        'p10' => 'application/x-pkcs10',
702
        'p12' => 'application/x-pkcs12',
703
        'pac' => 'application/x-ns-proxy-autoconfig',
704
        'pages' => 'application/x-iwork-pages-sffpages',
705
        'pas' => 'text/x-pascal',
706
        'paw' => 'application/vnd.pawaafile',
707
        'pbd' => 'application/vnd.powerbuilder6',
708
        'pbm' => 'image/x-portable-bitmap',
709
        'pcap' => 'application/vnd.tcpdump.pcap',
710
        'pcf' => 'application/x-font-pcf',
711
        'pcl' => 'application/vnd.hp-pcl',
712
        'pclxl' => 'application/vnd.hp-pclxl',
713
        'pct' => 'image/x-pict',
714
        'pcurl' => 'application/vnd.curl.pcurl',
715
        'pcx' => 'image/x-pcx',
716
        'pdb' => 'application/x-pilot',
717
        'pde' => 'text/x-processing',
718
        'pdf' => 'application/pdf',
719
        'pem' => 'application/x-x509-user-cert',
720
        'pfa' => 'application/x-font-type1',
721
        'pfb' => 'application/x-font-type1',
722
        'pfm' => 'application/x-font-type1',
723
        'pfr' => 'application/font-tdpfr',
724
        'pfx' => 'application/x-pkcs12',
725
        'pgm' => 'image/x-portable-graymap',
726
        'pgn' => 'application/x-chess-pgn',
727
        'pgp' => 'application/pgp',
728
        'phar' => 'application/octet-stream',
729
        'php' => 'application/x-httpd-php',
730
        'php3' => 'application/x-httpd-php',
731
        'php4' => 'application/x-httpd-php',
732
        'phps' => 'application/x-httpd-php-source',
733
        'phtml' => 'application/x-httpd-php',
734
        'pic' => 'image/x-pict',
735
        'pkg' => 'application/octet-stream',
736
        'pki' => 'application/pkixcmp',
737
        'pkipath' => 'application/pkix-pkipath',
738
        'pkpass' => 'application/vnd.apple.pkpass',
739
        'pl' => 'application/x-perl',
740
        'plb' => 'application/vnd.3gpp.pic-bw-large',
741
        'plc' => 'application/vnd.mobius.plc',
742
        'plf' => 'application/vnd.pocketlearn',
743
        'pls' => 'application/pls+xml',
744
        'pm' => 'application/x-perl',
745
        'pml' => 'application/vnd.ctc-posml',
746
        'png' => 'image/png',
747
        'pnm' => 'image/x-portable-anymap',
748
        'portpkg' => 'application/vnd.macports.portpkg',
749
        'pot' => 'application/vnd.ms-powerpoint',
750
        'potm' => 'application/vnd.ms-powerpoint.presentation.macroEnabled.12',
751
        'potx' => 'application/vnd.openxmlformats-officedocument.presentationml.template',
752
        'ppa' => 'application/vnd.ms-powerpoint',
753
        'ppam' => 'application/vnd.ms-powerpoint.addin.macroEnabled.12',
754
        'ppd' => 'application/vnd.cups-ppd',
755
        'ppm' => 'image/x-portable-pixmap',
756
        'pps' => 'application/vnd.ms-powerpoint',
757
        'ppsm' => 'application/vnd.ms-powerpoint.slideshow.macroEnabled.12',
758
        'ppsx' => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
759
        'ppt' => 'application/powerpoint',
760
        'pptm' => 'application/vnd.ms-powerpoint.presentation.macroEnabled.12',
761
        'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
762
        'pqa' => 'application/vnd.palm',
763
        'prc' => 'model/prc',
764
        'pre' => 'application/vnd.lotus-freelance',
765
        'prf' => 'application/pics-rules',
766
        'provx' => 'application/provenance+xml',
767
        'ps' => 'application/postscript',
768
        'psb' => 'application/vnd.3gpp.pic-bw-small',
769
        'psd' => 'application/x-photoshop',
770
        'psf' => 'application/x-font-linux-psf',
771
        'pskcxml' => 'application/pskc+xml',
772
        'pti' => 'image/prs.pti',
773
        'ptid' => 'application/vnd.pvi.ptid1',
774
        'pub' => 'application/x-mspublisher',
775
        'pvb' => 'application/vnd.3gpp.pic-bw-var',
776
        'pwn' => 'application/vnd.3m.post-it-notes',
777
        'pya' => 'audio/vnd.ms-playready.media.pya',
778
        'pyv' => 'video/vnd.ms-playready.media.pyv',
779
        'qam' => 'application/vnd.epson.quickanime',
780
        'qbo' => 'application/vnd.intu.qbo',
781
        'qfx' => 'application/vnd.intu.qfx',
782
        'qps' => 'application/vnd.publishare-delta-tree',
783
        'qt' => 'video/quicktime',
784
        'qwd' => 'application/vnd.quark.quarkxpress',
785
        'qwt' => 'application/vnd.quark.quarkxpress',
786
        'qxb' => 'application/vnd.quark.quarkxpress',
787
        'qxd' => 'application/vnd.quark.quarkxpress',
788
        'qxl' => 'application/vnd.quark.quarkxpress',
789
        'qxt' => 'application/vnd.quark.quarkxpress',
790
        'ra' => 'audio/x-realaudio',
791
        'ram' => 'audio/x-pn-realaudio',
792
        'raml' => 'application/raml+yaml',
793
        'rapd' => 'application/route-apd+xml',
794
        'rar' => 'application/x-rar',
795
        'ras' => 'image/x-cmu-raster',
796
        'rcprofile' => 'application/vnd.ipunplugged.rcprofile',
797
        'rdf' => 'application/rdf+xml',
798
        'rdz' => 'application/vnd.data-vision.rdz',
799
        'relo' => 'application/p2p-overlay+xml',
800
        'rep' => 'application/vnd.businessobjects',
801
        'res' => 'application/x-dtbresource+xml',
802
        'rgb' => 'image/x-rgb',
803
        'rif' => 'application/reginfo+xml',
804
        'rip' => 'audio/vnd.rip',
805
        'ris' => 'application/x-research-info-systems',
806
        'rl' => 'application/resource-lists+xml',
807
        'rlc' => 'image/vnd.fujixerox.edmics-rlc',
808
        'rld' => 'application/resource-lists-diff+xml',
809
        'rm' => 'audio/x-pn-realaudio',
810
        'rmi' => 'audio/midi',
811
        'rmp' => 'audio/x-pn-realaudio-plugin',
812
        'rms' => 'application/vnd.jcp.javame.midlet-rms',
813
        'rmvb' => 'application/vnd.rn-realmedia-vbr',
814
        'rnc' => 'application/relax-ng-compact-syntax',
815
        'rng' => 'application/xml',
816
        'roa' => 'application/rpki-roa',
817
        'roff' => 'text/troff',
818
        'rp9' => 'application/vnd.cloanto.rp9',
819
        'rpm' => 'audio/x-pn-realaudio-plugin',
820
        'rpss' => 'application/vnd.nokia.radio-presets',
821
        'rpst' => 'application/vnd.nokia.radio-preset',
822
        'rq' => 'application/sparql-query',
823
        'rs' => 'application/rls-services+xml',
824
        'rsa' => 'application/x-pkcs7',
825
        'rsat' => 'application/atsc-rsat+xml',
826
        'rsd' => 'application/rsd+xml',
827
        'rsheet' => 'application/urc-ressheet+xml',
828
        'rss' => 'application/rss+xml',
829
        'rtf' => 'text/rtf',
830
        'rtx' => 'text/richtext',
831
        'run' => 'application/x-makeself',
832
        'rusd' => 'application/route-usd+xml',
833
        'rv' => 'video/vnd.rn-realvideo',
834
        's' => 'text/x-asm',
835
        's3m' => 'audio/s3m',
836
        'saf' => 'application/vnd.yamaha.smaf-audio',
837
        'sass' => 'text/x-sass',
838
        'sbml' => 'application/sbml+xml',
839
        'sc' => 'application/vnd.ibm.secure-container',
840
        'scd' => 'application/x-msschedule',
841
        'scm' => 'application/vnd.lotus-screencam',
842
        'scq' => 'application/scvp-cv-request',
843
        'scs' => 'application/scvp-cv-response',
844
        'scss' => 'text/x-scss',
845
        'scurl' => 'text/vnd.curl.scurl',
846
        'sda' => 'application/vnd.stardivision.draw',
847
        'sdc' => 'application/vnd.stardivision.calc',
848
        'sdd' => 'application/vnd.stardivision.impress',
849
        'sdkd' => 'application/vnd.solent.sdkm+xml',
850
        'sdkm' => 'application/vnd.solent.sdkm+xml',
851
        'sdp' => 'application/sdp',
852
        'sdw' => 'application/vnd.stardivision.writer',
853
        'sea' => 'application/octet-stream',
854
        'see' => 'application/vnd.seemail',
855
        'seed' => 'application/vnd.fdsn.seed',
856
        'sema' => 'application/vnd.sema',
857
        'semd' => 'application/vnd.semd',
858
        'semf' => 'application/vnd.semf',
859
        'senmlx' => 'application/senml+xml',
860
        'sensmlx' => 'application/sensml+xml',
861
        'ser' => 'application/java-serialized-object',
862
        'setpay' => 'application/set-payment-initiation',
863
        'setreg' => 'application/set-registration-initiation',
864
        'sfd-hdstx' => 'application/vnd.hydrostatix.sof-data',
865
        'sfs' => 'application/vnd.spotfire.sfs',
866
        'sfv' => 'text/x-sfv',
867
        'sgi' => 'image/sgi',
868
        'sgl' => 'application/vnd.stardivision.writer-global',
869
        'sgm' => 'text/sgml',
870
        'sgml' => 'text/sgml',
871
        'sh' => 'application/x-sh',
872
        'shar' => 'application/x-shar',
873
        'shex' => 'text/shex',
874
        'shf' => 'application/shf+xml',
875
        'shtml' => 'text/html',
876
        'sid' => 'image/x-mrsid-image',
877
        'sieve' => 'application/sieve',
878
        'sig' => 'application/pgp-signature',
879
        'sil' => 'audio/silk',
880
        'silo' => 'model/mesh',
881
        'sis' => 'application/vnd.symbian.install',
882
        'sisx' => 'application/vnd.symbian.install',
883
        'sit' => 'application/x-stuffit',
884
        'sitx' => 'application/x-stuffitx',
885
        'siv' => 'application/sieve',
886
        'skd' => 'application/vnd.koan',
887
        'skm' => 'application/vnd.koan',
888
        'skp' => 'application/vnd.koan',
889
        'skt' => 'application/vnd.koan',
890
        'sldm' => 'application/vnd.ms-powerpoint.slide.macroenabled.12',
891
        'sldx' => 'application/vnd.openxmlformats-officedocument.presentationml.slide',
892
        'slim' => 'text/slim',
893
        'slm' => 'text/slim',
894
        'sls' => 'application/route-s-tsid+xml',
895
        'slt' => 'application/vnd.epson.salt',
896
        'sm' => 'application/vnd.stepmania.stepchart',
897
        'smf' => 'application/vnd.stardivision.math',
898
        'smi' => 'application/smil',
899
        'smil' => 'application/smil',
900
        'smv' => 'video/x-smv',
901
        'smzip' => 'application/vnd.stepmania.package',
902
        'snd' => 'audio/basic',
903
        'snf' => 'application/x-font-snf',
904
        'so' => 'application/octet-stream',
905
        'spc' => 'application/x-pkcs7-certificates',
906
        'spdx' => 'text/spdx',
907
        'spf' => 'application/vnd.yamaha.smaf-phrase',
908
        'spl' => 'application/x-futuresplash',
909
        'spot' => 'text/vnd.in3d.spot',
910
        'spp' => 'application/scvp-vp-response',
911
        'spq' => 'application/scvp-vp-request',
912
        'spx' => 'audio/ogg',
913
        'sql' => 'application/x-sql',
914
        'src' => 'application/x-wais-source',
915
        'srt' => 'application/x-subrip',
916
        'sru' => 'application/sru+xml',
917
        'srx' => 'application/sparql-results+xml',
918
        'ssdl' => 'application/ssdl+xml',
919
        'sse' => 'application/vnd.kodak-descriptor',
920
        'ssf' => 'application/vnd.epson.ssf',
921
        'ssml' => 'application/ssml+xml',
922
        'sst' => 'application/octet-stream',
923
        'st' => 'application/vnd.sailingtracker.track',
924
        'stc' => 'application/vnd.sun.xml.calc.template',
925
        'std' => 'application/vnd.sun.xml.draw.template',
926
        'stf' => 'application/vnd.wt.stf',
927
        'sti' => 'application/vnd.sun.xml.impress.template',
928
        'stk' => 'application/hyperstudio',
929
        'stl' => 'model/stl',
930
        'stpx' => 'model/step+xml',
931
        'stpxz' => 'model/step-xml+zip',
932
        'stpz' => 'model/step+zip',
933
        'str' => 'application/vnd.pg.format',
934
        'stw' => 'application/vnd.sun.xml.writer.template',
935
        'styl' => 'text/stylus',
936
        'stylus' => 'text/stylus',
937
        'sub' => 'text/vnd.dvb.subtitle',
938
        'sus' => 'application/vnd.sus-calendar',
939
        'susp' => 'application/vnd.sus-calendar',
940
        'sv4cpio' => 'application/x-sv4cpio',
941
        'sv4crc' => 'application/x-sv4crc',
942
        'svc' => 'application/vnd.dvb.service',
943
        'svd' => 'application/vnd.svd',
944
        'svg' => 'image/svg+xml',
945
        'svgz' => 'image/svg+xml',
946
        'swa' => 'application/x-director',
947
        'swf' => 'application/x-shockwave-flash',
948
        'swi' => 'application/vnd.aristanetworks.swi',
949
        'swidtag' => 'application/swid+xml',
950
        'sxc' => 'application/vnd.sun.xml.calc',
951
        'sxd' => 'application/vnd.sun.xml.draw',
952
        'sxg' => 'application/vnd.sun.xml.writer.global',
953
        'sxi' => 'application/vnd.sun.xml.impress',
954
        'sxm' => 'application/vnd.sun.xml.math',
955
        'sxw' => 'application/vnd.sun.xml.writer',
956
        't' => 'text/troff',
957
        't3' => 'application/x-t3vm-image',
958
        't38' => 'image/t38',
959
        'taglet' => 'application/vnd.mynfc',
960
        'tao' => 'application/vnd.tao.intent-module-archive',
961
        'tap' => 'image/vnd.tencent.tap',
962
        'tar' => 'application/x-tar',
963
        'tcap' => 'application/vnd.3gpp2.tcap',
964
        'tcl' => 'application/x-tcl',
965
        'td' => 'application/urc-targetdesc+xml',
966
        'teacher' => 'application/vnd.smart.teacher',
967
        'tei' => 'application/tei+xml',
968
        'teicorpus' => 'application/tei+xml',
969
        'tex' => 'application/x-tex',
970
        'texi' => 'application/x-texinfo',
971
        'texinfo' => 'application/x-texinfo',
972
        'text' => 'text/plain',
973
        'tfi' => 'application/thraud+xml',
974
        'tfm' => 'application/x-tex-tfm',
975
        'tfx' => 'image/tiff-fx',
976
        'tga' => 'image/x-tga',
977
        'tgz' => 'application/x-tar',
978
        'thmx' => 'application/vnd.ms-officetheme',
979
        'tif' => 'image/tiff',
980
        'tiff' => 'image/tiff',
981
        'tk' => 'application/x-tcl',
982
        'tmo' => 'application/vnd.tmobile-livetv',
983
        'toml' => 'application/toml',
984
        'torrent' => 'application/x-bittorrent',
985
        'tpl' => 'application/vnd.groove-tool-template',
986
        'tpt' => 'application/vnd.trid.tpt',
987
        'tr' => 'text/troff',
988
        'tra' => 'application/vnd.trueapp',
989
        'trig' => 'application/trig',
990
        'trm' => 'application/x-msterminal',
991
        'ts' => 'video/mp2t',
992
        'tsd' => 'application/timestamped-data',
993
        'tsv' => 'text/tab-separated-values',
994
        'ttc' => 'font/collection',
995
        'ttf' => 'font/ttf',
996
        'ttl' => 'text/turtle',
997
        'ttml' => 'application/ttml+xml',
998
        'twd' => 'application/vnd.simtech-mindmapper',
999
        'twds' => 'application/vnd.simtech-mindmapper',
1000
        'txd' => 'application/vnd.genomatix.tuxedo',
1001
        'txf' => 'application/vnd.mobius.txf',
1002
        'txt' => 'text/plain',
1003
        'u3d' => 'model/u3d',
1004
        'u8dsn' => 'message/global-delivery-status',
1005
        'u8hdr' => 'message/global-headers',
1006
        'u8mdn' => 'message/global-disposition-notification',
1007
        'u8msg' => 'message/global',
1008
        'u32' => 'application/x-authorware-bin',
1009
        'ubj' => 'application/ubjson',
1010
        'udeb' => 'application/x-debian-package',
1011
        'ufd' => 'application/vnd.ufdl',
1012
        'ufdl' => 'application/vnd.ufdl',
1013
        'ulx' => 'application/x-glulx',
1014
        'umj' => 'application/vnd.umajin',
1015
        'unityweb' => 'application/vnd.unity',
1016
        'uoml' => 'application/vnd.uoml+xml',
1017
        'uri' => 'text/uri-list',
1018
        'uris' => 'text/uri-list',
1019
        'urls' => 'text/uri-list',
1020
        'usdz' => 'model/vnd.usdz+zip',
1021
        'ustar' => 'application/x-ustar',
1022
        'utz' => 'application/vnd.uiq.theme',
1023
        'uu' => 'text/x-uuencode',
1024
        'uva' => 'audio/vnd.dece.audio',
1025
        'uvd' => 'application/vnd.dece.data',
1026
        'uvf' => 'application/vnd.dece.data',
1027
        'uvg' => 'image/vnd.dece.graphic',
1028
        'uvh' => 'video/vnd.dece.hd',
1029
        'uvi' => 'image/vnd.dece.graphic',
1030
        'uvm' => 'video/vnd.dece.mobile',
1031
        'uvp' => 'video/vnd.dece.pd',
1032
        'uvs' => 'video/vnd.dece.sd',
1033
        'uvt' => 'application/vnd.dece.ttml+xml',
1034
        'uvu' => 'video/vnd.uvvu.mp4',
1035
        'uvv' => 'video/vnd.dece.video',
1036
        'uvva' => 'audio/vnd.dece.audio',
1037
        'uvvd' => 'application/vnd.dece.data',
1038
        'uvvf' => 'application/vnd.dece.data',
1039
        'uvvg' => 'image/vnd.dece.graphic',
1040
        'uvvh' => 'video/vnd.dece.hd',
1041
        'uvvi' => 'image/vnd.dece.graphic',
1042
        'uvvm' => 'video/vnd.dece.mobile',
1043
        'uvvp' => 'video/vnd.dece.pd',
1044
        'uvvs' => 'video/vnd.dece.sd',
1045
        'uvvt' => 'application/vnd.dece.ttml+xml',
1046
        'uvvu' => 'video/vnd.uvvu.mp4',
1047
        'uvvv' => 'video/vnd.dece.video',
1048
        'uvvx' => 'application/vnd.dece.unspecified',
1049
        'uvvz' => 'application/vnd.dece.zip',
1050
        'uvx' => 'application/vnd.dece.unspecified',
1051
        'uvz' => 'application/vnd.dece.zip',
1052
        'vbox' => 'application/x-virtualbox-vbox',
1053
        'vbox-extpack' => 'application/x-virtualbox-vbox-extpack',
1054
        'vcard' => 'text/vcard',
1055
        'vcd' => 'application/x-cdlink',
1056
        'vcf' => 'text/x-vcard',
1057
        'vcg' => 'application/vnd.groove-vcard',
1058
        'vcs' => 'text/x-vcalendar',
1059
        'vcx' => 'application/vnd.vcx',
1060
        'vdi' => 'application/x-virtualbox-vdi',
1061
        'vds' => 'model/vnd.sap.vds',
1062
        'vhd' => 'application/x-virtualbox-vhd',
1063
        'vis' => 'application/vnd.visionary',
1064
        'viv' => 'video/vnd.vivo',
1065
        'vlc' => 'application/videolan',
1066
        'vmdk' => 'application/x-virtualbox-vmdk',
1067
        'vob' => 'video/x-ms-vob',
1068
        'vor' => 'application/vnd.stardivision.writer',
1069
        'vox' => 'application/x-authorware-bin',
1070
        'vrml' => 'model/vrml',
1071
        'vsd' => 'application/vnd.visio',
1072
        'vsf' => 'application/vnd.vsf',
1073
        'vss' => 'application/vnd.visio',
1074
        'vst' => 'application/vnd.visio',
1075
        'vsw' => 'application/vnd.visio',
1076
        'vtf' => 'image/vnd.valve.source.texture',
1077
        'vtt' => 'text/vtt',
1078
        'vtu' => 'model/vnd.vtu',
1079
        'vxml' => 'application/voicexml+xml',
1080
        'w3d' => 'application/x-director',
1081
        'wad' => 'application/x-doom',
1082
        'wadl' => 'application/vnd.sun.wadl+xml',
1083
        'war' => 'application/java-archive',
1084
        'wasm' => 'application/wasm',
1085
        'wav' => 'audio/x-wav',
1086
        'wax' => 'audio/x-ms-wax',
1087
        'wbmp' => 'image/vnd.wap.wbmp',
1088
        'wbs' => 'application/vnd.criticaltools.wbs+xml',
1089
        'wbxml' => 'application/wbxml',
1090
        'wcm' => 'application/vnd.ms-works',
1091
        'wdb' => 'application/vnd.ms-works',
1092
        'wdp' => 'image/vnd.ms-photo',
1093
        'weba' => 'audio/webm',
1094
        'webapp' => 'application/x-web-app-manifest+json',
1095
        'webm' => 'video/webm',
1096
        'webmanifest' => 'application/manifest+json',
1097
        'webp' => 'image/webp',
1098
        'wg' => 'application/vnd.pmi.widget',
1099
        'wgt' => 'application/widget',
1100
        'wif' => 'application/watcherinfo+xml',
1101
        'wks' => 'application/vnd.ms-works',
1102
        'wm' => 'video/x-ms-wm',
1103
        'wma' => 'audio/x-ms-wma',
1104
        'wmd' => 'application/x-ms-wmd',
1105
        'wmf' => 'image/wmf',
1106
        'wml' => 'text/vnd.wap.wml',
1107
        'wmlc' => 'application/wmlc',
1108
        'wmls' => 'text/vnd.wap.wmlscript',
1109
        'wmlsc' => 'application/vnd.wap.wmlscriptc',
1110
        'wmv' => 'video/x-ms-wmv',
1111
        'wmx' => 'video/x-ms-wmx',
1112
        'wmz' => 'application/x-msmetafile',
1113
        'woff' => 'font/woff',
1114
        'woff2' => 'font/woff2',
1115
        'word' => 'application/msword',
1116
        'wpd' => 'application/vnd.wordperfect',
1117
        'wpl' => 'application/vnd.ms-wpl',
1118
        'wps' => 'application/vnd.ms-works',
1119
        'wqd' => 'application/vnd.wqd',
1120
        'wri' => 'application/x-mswrite',
1121
        'wrl' => 'model/vrml',
1122
        'wsc' => 'message/vnd.wfa.wsc',
1123
        'wsdl' => 'application/wsdl+xml',
1124
        'wspolicy' => 'application/wspolicy+xml',
1125
        'wtb' => 'application/vnd.webturbo',
1126
        'wvx' => 'video/x-ms-wvx',
1127
        'x3d' => 'model/x3d+xml',
1128
        'x3db' => 'model/x3d+fastinfoset',
1129
        'x3dbz' => 'model/x3d+binary',
1130
        'x3dv' => 'model/x3d-vrml',
1131
        'x3dvz' => 'model/x3d+vrml',
1132
        'x3dz' => 'model/x3d+xml',
1133
        'x32' => 'application/x-authorware-bin',
1134
        'x_b' => 'model/vnd.parasolid.transmit.binary',
1135
        'x_t' => 'model/vnd.parasolid.transmit.text',
1136
        'xaml' => 'application/xaml+xml',
1137
        'xap' => 'application/x-silverlight-app',
1138
        'xar' => 'application/vnd.xara',
1139
        'xav' => 'application/xcap-att+xml',
1140
        'xbap' => 'application/x-ms-xbap',
1141
        'xbd' => 'application/vnd.fujixerox.docuworks.binder',
1142
        'xbm' => 'image/x-xbitmap',
1143
        'xca' => 'application/xcap-caps+xml',
1144
        'xcs' => 'application/calendar+xml',
1145
        'xdf' => 'application/xcap-diff+xml',
1146
        'xdm' => 'application/vnd.syncml.dm+xml',
1147
        'xdp' => 'application/vnd.adobe.xdp+xml',
1148
        'xdssc' => 'application/dssc+xml',
1149
        'xdw' => 'application/vnd.fujixerox.docuworks',
1150
        'xel' => 'application/xcap-el+xml',
1151
        'xenc' => 'application/xenc+xml',
1152
        'xer' => 'application/patch-ops-error+xml',
1153
        'xfdf' => 'application/vnd.adobe.xfdf',
1154
        'xfdl' => 'application/vnd.xfdl',
1155
        'xht' => 'application/xhtml+xml',
1156
        'xhtml' => 'application/xhtml+xml',
1157
        'xhvml' => 'application/xv+xml',
1158
        'xif' => 'image/vnd.xiff',
1159
        'xl' => 'application/excel',
1160
        'xla' => 'application/vnd.ms-excel',
1161
        'xlam' => 'application/vnd.ms-excel.addin.macroEnabled.12',
1162
        'xlc' => 'application/vnd.ms-excel',
1163
        'xlf' => 'application/xliff+xml',
1164
        'xlm' => 'application/vnd.ms-excel',
1165
        'xls' => 'application/vnd.ms-excel',
1166
        'xlsb' => 'application/vnd.ms-excel.sheet.binary.macroEnabled.12',
1167
        'xlsm' => 'application/vnd.ms-excel.sheet.macroEnabled.12',
1168
        'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
1169
        'xlt' => 'application/vnd.ms-excel',
1170
        'xltm' => 'application/vnd.ms-excel.template.macroEnabled.12',
1171
        'xltx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
1172
        'xlw' => 'application/vnd.ms-excel',
1173
        'xm' => 'audio/xm',
1174
        'xml' => 'application/xml',
1175
        'xns' => 'application/xcap-ns+xml',
1176
        'xo' => 'application/vnd.olpc-sugar',
1177
        'xop' => 'application/xop+xml',
1178
        'xpi' => 'application/x-xpinstall',
1179
        'xpl' => 'application/xproc+xml',
1180
        'xpm' => 'image/x-xpixmap',
1181
        'xpr' => 'application/vnd.is-xpr',
1182
        'xps' => 'application/vnd.ms-xpsdocument',
1183
        'xpw' => 'application/vnd.intercon.formnet',
1184
        'xpx' => 'application/vnd.intercon.formnet',
1185
        'xsd' => 'application/xml',
1186
        'xsl' => 'application/xml',
1187
        'xslt' => 'application/xslt+xml',
1188
        'xsm' => 'application/vnd.syncml+xml',
1189
        'xspf' => 'application/xspf+xml',
1190
        'xul' => 'application/vnd.mozilla.xul+xml',
1191
        'xvm' => 'application/xv+xml',
1192
        'xvml' => 'application/xv+xml',
1193
        'xwd' => 'image/x-xwindowdump',
1194
        'xyz' => 'chemical/x-xyz',
1195
        'xz' => 'application/x-xz',
1196
        'yaml' => 'text/yaml',
1197
        'yang' => 'application/yang',
1198
        'yin' => 'application/yin+xml',
1199
        'yml' => 'text/yaml',
1200
        'ymp' => 'text/x-suse-ymp',
1201
        'z' => 'application/x-compress',
1202
        'z1' => 'application/x-zmachine',
1203
        'z2' => 'application/x-zmachine',
1204
        'z3' => 'application/x-zmachine',
1205
        'z4' => 'application/x-zmachine',
1206
        'z5' => 'application/x-zmachine',
1207
        'z6' => 'application/x-zmachine',
1208
        'z7' => 'application/x-zmachine',
1209
        'z8' => 'application/x-zmachine',
1210
        'zaz' => 'application/vnd.zzazz.deck+xml',
1211
        'zip' => 'application/zip',
1212
        'zir' => 'application/vnd.zul',
1213
        'zirz' => 'application/vnd.zul',
1214
        'zmm' => 'application/vnd.handheld-entertainment+xml',
1215
        'zsh' => 'text/x-scriptzsh',
1216
    ];
1217
 
1218
    /**
1219
     * Determines the mimetype of a file by looking at its extension.
1220
     *
1221
     * @link https://raw.githubusercontent.com/jshttp/mime-db/master/db.json
1222
     */
1223
    public static function fromFilename(string $filename): ?string
1224
    {
1225
        return self::fromExtension(pathinfo($filename, PATHINFO_EXTENSION));
1226
    }
1227
 
1228
    /**
1229
     * Maps a file extensions to a mimetype.
1230
     *
1231
     * @link https://raw.githubusercontent.com/jshttp/mime-db/master/db.json
1232
     */
1233
    public static function fromExtension(string $extension): ?string
1234
    {
1235
        return self::MIME_TYPES[strtolower($extension)] ?? null;
1236
    }
1237
}