public static function getDefaultAllowedMimeTypesDownload()
{
return '{hqx=application/mac-binhex40}{cpt=application/mac-compactpro}{csv=text/x-comma-separated-values}{bin=application/macbinary}{dms=application/octet-stream}{lha=application/octet-stream}{lzh=application/octet-stream}{exe=application/octet-stream}{class=application/octet-stream}{psd=application/x-photoshop}{so=application/octet-stream}{sea=application/octet-stream}{dll=application/octet-stream}{oda=application/oda}{pdf=application/pdf}{ai=application/postscript}{eps=application/postscript}{ps=application/postscript}{smi=application/smil}{smil=application/smil}{mif=application/vnd.mif}{xls=application/vnd.ms-excel}{ppt=application/powerpoint}{wbxml=application/wbxml}{wmlc=application/wmlc}{dcr=application/x-director}{dir=application/x-director}{dxr=application/x-director}{dvi=application/x-dvi}{gtar=application/x-gtar}{gz=application/x-gzip}{php=application/x-httpd-php}{php4=application/x-httpd-php}{php3=application/x-httpd-php}{phtml=application/x-httpd-php}{phps=application/x-httpd-php-source}{js=application/x-javascript}{swf=application/x-shockwave-flash}{sit=application/x-stuffit}{tar=application/x-tar}{tgz=application/x-tar}{xhtml=application/xhtml+xml}{xht=application/xhtml+xml}{zip=application/x-zip}{mid=audio/midi}{midi=audio/midi}{mpga=audio/mpeg}{mp2=audio/mpeg}{mp3=audio/mpeg}{aif=audio/x-aiff}{aiff=audio/x-aiff}{aifc=audio/x-aiff}{ram=audio/x-pn-realaudio}{rm=audio/x-pn-realaudio}{rpm=audio/x-pn-realaudio-plugin}{ra=audio/x-realaudio}{rv=video/vnd.rn-realvideo}{wav=audio/x-wav}{bmp=image/bmp}{gif=image/gif}{jpeg=image/jpeg}{jpg=image/jpeg}{jpe=image/jpeg}{png=image/png}{tiff=image/tiff}{tif=image/tiff}{css=text/css}{html=text/html}{htm=text/html}{shtml=text/html}{txt=text/plain}{text=text/plain}{log=text/plain}{rtx=text/richtext}{rtf=text/rtf}{xml=text/xml}{xsl=text/xml}{mpeg=video/mpeg}{mpg=video/mpeg}{mpe=video/mpeg}{qt=video/quicktime}{mov=video/quicktime}{avi=video/x-msvideo}{flv=video/x-flv}{movie=video/x-sgi-movie}{doc=application/msword}{xl=application/excel}{eml=message/rfc822}{pptx=application/vnd.openxmlformats-officedocument.presentationml.presentation}{xlsx=application/vnd.openxmlformats-officedocument.spreadsheetml.sheet}{docx=application/vnd.openxmlformats-officedocument.wordprocessingml.document}{rar=application/x-rar-compressed}{odb=application/vnd.oasis.opendocument.database}{odc=application/vnd.oasis.opendocument.chart}{odf=application/vnd.oasis.opendocument.formula}{odg=application/vnd.oasis.opendocument.graphics}{odi=application/vnd.oasis.opendocument.image}{odm=application/vnd.oasis.opendocument.text-master}{odp=application/vnd.oasis.opendocument.presentation}{ods=application/vnd.oasis.opendocument.spreadsheet}{odt=application/vnd.oasis.opendocument.text}{sxc=application/vnd.sun.xml.calc}{sxd=application/vnd.sun.xml.draw}{sxg=application/vnd.sun.xml.writer.global}{sxi=application/vnd.sun.xml.impress}{sxm=application/vnd.sun.xml.math}{sxw=application/vnd.sun.xml.writer}{mp4=video/mp4}{mp4=application/octet-stream}';
}