author | Claus Gittinger <cg@exept.de> |
Tue, 21 Mar 2000 12:07:04 +0100 | |
changeset 1364 | 7f5183004856 |
parent 1312 | 3b540fadf1e7 |
child 1410 | faf04ef6892b |
permissions | -rw-r--r-- |
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" |
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COPYRIGHT (c) 1997 by eXept Software AG |
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All Rights Reserved |
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This software is furnished under a license and may be used |
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only in accordance with the terms of that license and with the |
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inclusion of the above copyright notice. This software may not |
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be provided or otherwise made available to, or used by, any |
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other person. No title to or ownership of the software is |
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hereby transferred. |
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" |
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Object subclass:#MIMETypes |
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instanceVariableNames:'' |
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classVariableNames:'TypeToImageReaderClassMapping FileSuffixToTypeMapping |
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FilenameToTypeMapping FileSuffixToImageReaderClassMapping |
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CharSetToFontMapping LastSuffix LastType' |
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poolDictionaries:'' |
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category:'System-Documentation' |
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! |
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!MIMETypes class methodsFor:'documentation'! |
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copyright |
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" |
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COPYRIGHT (c) 1997 by eXept Software AG |
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All Rights Reserved |
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This software is furnished under a license and may be used |
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only in accordance with the terms of that license and with the |
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inclusion of the above copyright notice. This software may not |
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be provided or otherwise made available to, or used by, any |
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other person. No title to or ownership of the software is |
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hereby transferred. |
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" |
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! |
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documentation |
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" |
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just a place to keep MIME information |
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(avoid spreading things at many places) |
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MIMETypes is abstract and functional. |
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Actually, in some OperatingSystems, this information may |
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be found in some config files (or registries). |
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Therefore, this class may have to be extended to support this |
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and fetch the information from there eventually. |
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[author:] |
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Claus Gittinger |
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" |
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! |
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knownTypes |
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" |
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simply a reminder for me ... |
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application mime file extentsions |
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powerpoint application/ms-powerpoint .pot, .ppz, .ppt, .pps, |
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application/mspowerpoint |
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application/vnd.ms-powerpoint |
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application/x-mspowerpoint |
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shockwave application/x-shockwave-flash .swf |
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futuresplash application/futuresplash .spl |
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" |
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! ! |
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!MIMETypes class methodsFor:'initialization'! |
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initialize |
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"initialize wellKnown facts" |
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|typeToImageReaderClassMapping fileSuffixToTypeMapping |
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fileSuffixToImageReaderClassMapping charSetToFontMapping| |
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(fileSuffixToImageReaderClassMapping := FileSuffixToImageReaderClassMapping) isNil ifTrue:[ |
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FileSuffixToImageReaderClassMapping := fileSuffixToImageReaderClassMapping := Dictionary new |
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]. |
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(typeToImageReaderClassMapping := TypeToImageReaderClassMapping) isNil ifTrue:[ |
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TypeToImageReaderClassMapping := typeToImageReaderClassMapping := Dictionary new |
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]. |
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(fileSuffixToTypeMapping := FileSuffixToTypeMapping) isNil ifTrue:[ |
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parents:
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diff
changeset
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FileSuffixToTypeMapping := fileSuffixToTypeMapping := Dictionary new |
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parents:
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]. |
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"/ setup file-suffix to mimeType mapping ... |
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#( |
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"/ image formats ... |
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('jpg' 'jpeg') 'image/jpeg' |
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'gif' 'image/gif' |
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('tif' 'tiff') 'image/tiff' |
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'xbm' 'image/x-xbitmap' |
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'xpm' 'image/x-xpixmap' |
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'png' 'image/x-png' |
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'pcd' 'image/x-photo-cd' |
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'bmp' 'image/x-MS-bmp' |
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'rgb' 'image/x-rgb' |
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'ppm' 'image/x-portable-pixmap' |
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'pgm' 'image/x-portable-graymap' |
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'pbm' 'image/x-portable-bitmap' |
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'pnm' 'image/x-portable-anymap' |
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'xwd' 'image/x-xwindowdump' |
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'ras' 'image/x-cmu-raster' |
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'tga' 'image/x-targa' |
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"/ misc text ... |
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('htm' 'html') 'text/html' |
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('txt' 'text') 'text/plain' |
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('ps' 'eps') 'application/postscript' |
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'pdf' 'application/pdf' |
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'rtf' 'application/rtf' |
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"/ video formats ... |
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'movie' 'video/x-sgi-movie' |
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'avi' 'video/x-msvideo' |
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('qt' 'mov' 'moov') 'video/quicktime' |
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('mpv2' 'mp2v' 'mp2' 'mpeg2') 'video/x-mpeg2' |
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('mpv' 'mpegv' 'mpg' 'mpeg' 'mpe') 'video/mpeg' |
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"/ audio formats ... |
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('ra' 'ram') 'audio/x-pn-realaudio' |
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('mpa' 'mpega') 'audio/x-mpeg' |
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'wav' 'audio/x-wav' |
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('aif' 'aiff' 'aifc') 'audio/x-aiff' |
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('au' 'snd') 'audio/basic' |
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"/ misc stuff |
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"/ progr. languages |
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'st' 'application/x-smalltalk-source' |
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'sif' 'application/x-smalltalk-source-sif' |
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'c' 'application/x-c-source' |
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('cc' 'cpp') 'application/x-cpp-source' |
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('js' 'mocha') 'application/x-javascript' |
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('java' 'jav') 'application/x-java-source' |
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'sh' 'application/x-sh' |
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'csh' 'application/x-csh' |
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'tcl' 'application/x-tcl' |
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'pl' 'application/x-perl' |
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'mak' 'application/x-make' |
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'bat' 'application/x-batch-script' |
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('asn1' 'x409' 'gdmo' 'gdm') 'application/x-asn1-source' |
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"/ compressors / archivers |
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'tar' 'application/x-tar' |
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'gtar' 'application/x-gtar' |
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'tgz' 'application/x-tar-compressed' |
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'zip' 'application/x-zip-compressed' |
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'cpio' 'application/x-cpio' |
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'shar' 'application/x-shar' |
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'jar' 'application/java-archive' |
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) pairWiseDo:[:suff :type| |
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suff isArray ifTrue:[ |
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suff do:[:s | fileSuffixToTypeMapping at:s put:type] |
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] ifFalse:[ |
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fileSuffixToTypeMapping at:suff put:type |
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] |
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]. |
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FilenameToTypeMapping := Dictionary new. |
91ba4078b690
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parents:
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diff
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#( |
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parents:
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diff
changeset
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('makefile' 'make.proto') 'application/x-make' |
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) pairWiseDo:[:nm :type| |
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nm isArray ifTrue:[ |
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nm do:[:s | FilenameToTypeMapping at:s put:type] |
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] ifFalse:[ |
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parents:
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FilenameToTypeMapping at:nm put:type |
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parents:
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] |
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additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
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]. |
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additional mime table for filenames without suffix.
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parents:
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parents:
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"/ setup mimeType to image reader class mapping ... |
c3309b30d14f
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parents:
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diff
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typeToImageReaderClassMapping at:'image/jpeg' put:JPEGReader. |
188 |
typeToImageReaderClassMapping at:'image/gif' put:GIFReader. |
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typeToImageReaderClassMapping at:'image/tiff' put:TIFFReader. |
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"/ setup suffix to image reader class mapping ... |
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fileSuffixToImageReaderClassMapping at:'jpg' put:JPEGReader. |
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fileSuffixToImageReaderClassMapping at:'gif' put:GIFReader. |
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fileSuffixToImageReaderClassMapping at:'tif' put:TIFFReader. |
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"/ character sets (not really mime stuff, but also placed here) |
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(charSetToFontMapping := CharSetToFontMapping) isNil ifTrue:[ |
201 |
CharSetToFontMapping := charSetToFontMapping := Dictionary new |
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]. |
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#( |
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'iso2022-jp' 'jis*0208*' |
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'x-iso2022-jp' 'jis*0208*' |
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'x-euc-jp' 'jis*0208*' |
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'x-shift-jis' 'jis*0208*' |
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'x-sjis' 'jis*0208*' |
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'x-jis7' 'jis*0208*' |
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'jis7' 'jis*0208*' |
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'euc' 'jis*0208*' |
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'euc-jp' 'jis*0208*' |
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'sjis' 'jis*0208*' |
713 | 215 |
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'big5' 'big5*' |
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'gb2312' 'gb*' |
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'hz-gb-2312' 'gb*' |
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'x-gbk' 'gb*' |
1022 | 221 |
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'iso2022-kr' 'ksc*' |
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'x-euc-kr' 'ksc*' |
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) pairWiseDo:[:charSet :fontEncoding| |
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charSetToFontMapping at:charSet put:fontEncoding |
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]. |
643 | 227 |
|
228 |
" |
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229 |
self initialize |
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230 |
" |
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231 |
||
1269 | 232 |
"Modified: / 19.11.1999 / 15:01:53 / cg" |
643 | 233 |
! ! |
234 |
||
235 |
!MIMETypes class methodsFor:'accessing'! |
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236 |
||
647 | 237 |
defineImageType:mimeType suffix:aSuffix reader:aReaderClass |
238 |
"register an image reader." |
|
239 |
||
240 |
aSuffix notNil ifTrue:[ |
|
241 |
self imageReaderForSuffix:aSuffix put:aReaderClass. |
|
242 |
]. |
|
243 |
||
244 |
mimeType notNil ifTrue:[ |
|
245 |
self imageReaderForType:mimeType put:aReaderClass |
|
246 |
]. |
|
247 |
||
248 |
(aSuffix notNil and:[mimeType notNil]) ifTrue:[ |
|
249 |
self mimeTypeForSuffix:aSuffix put:mimeType |
|
250 |
]. |
|
251 |
! |
|
252 |
||
643 | 253 |
fileSuffixToImageReaderMapping |
1021 | 254 |
"return the suffix-to-imageReader mapping" |
255 |
||
643 | 256 |
^ FileSuffixToImageReaderClassMapping ? #() |
257 |
||
1021 | 258 |
"Modified: / 1.8.1998 / 17:00:11 / cg" |
643 | 259 |
! |
260 |
||
648 | 261 |
fontForCharset:aCharSet |
1021 | 262 |
"return the font-encoding for an iso-charset" |
263 |
||
648 | 264 |
^ CharSetToFontMapping at:aCharSet ifAbsent:nil |
265 |
||
266 |
" |
|
1021 | 267 |
MIMETypes fontForCharset:'iso2022-jp' |
648 | 268 |
MIMETypes fontForCharset:'euc-jp' |
269 |
" |
|
270 |
||
1021 | 271 |
"Modified: / 1.8.1998 / 17:00:57 / cg" |
648 | 272 |
! |
273 |
||
643 | 274 |
imageFileSuffixes |
1021 | 275 |
"return a collection with known file suffixes" |
276 |
||
643 | 277 |
FileSuffixToImageReaderClassMapping isNil ifTrue:[^ #()]. |
278 |
^ FileSuffixToImageReaderClassMapping keys |
|
279 |
||
1021 | 280 |
"Created: / 30.6.1997 / 22:04:48 / cg" |
281 |
"Modified: / 1.8.1998 / 17:01:26 / cg" |
|
643 | 282 |
! |
283 |
||
284 |
imageReaderClasses |
|
1021 | 285 |
"return a collection of registered image reader classes" |
286 |
||
645 | 287 |
|setOfClasses| |
288 |
||
289 |
setOfClasses := IdentitySet new. |
|
290 |
FileSuffixToImageReaderClassMapping notNil ifTrue:[ |
|
291 |
FileSuffixToImageReaderClassMapping keysAndValuesDo:[:suff :cls | |
|
1021 | 292 |
setOfClasses add:cls |
293 |
]. |
|
645 | 294 |
]. |
295 |
TypeToImageReaderClassMapping notNil ifTrue:[ |
|
296 |
TypeToImageReaderClassMapping keysAndValuesDo:[:suff :cls | |
|
1021 | 297 |
setOfClasses add:cls |
298 |
]. |
|
645 | 299 |
]. |
300 |
^ setOfClasses |
|
643 | 301 |
|
1021 | 302 |
"Created: / 30.6.1997 / 22:03:42 / cg" |
303 |
"Modified: / 1.8.1998 / 16:59:52 / cg" |
|
643 | 304 |
! |
305 |
||
306 |
imageReaderForSuffix:aSuffix |
|
1021 | 307 |
"given a file suffix, return an approriate image reader class" |
308 |
||
643 | 309 |
FileSuffixToImageReaderClassMapping isNil ifTrue:[^ nil]. |
310 |
^ FileSuffixToImageReaderClassMapping at:aSuffix asLowercase ifAbsent:nil |
|
311 |
||
1021 | 312 |
"Created: / 30.6.1997 / 21:59:11 / cg" |
313 |
"Modified: / 1.8.1998 / 17:01:58 / cg" |
|
643 | 314 |
! |
315 |
||
316 |
imageReaderForSuffix:aSuffix put:aReaderClass |
|
1021 | 317 |
"register an image reader for a file suffix" |
318 |
||
643 | 319 |
FileSuffixToImageReaderClassMapping isNil ifTrue:[ |
320 |
FileSuffixToImageReaderClassMapping := Dictionary new. |
|
321 |
]. |
|
322 |
FileSuffixToImageReaderClassMapping at:aSuffix asLowercase put:aReaderClass |
|
323 |
||
1021 | 324 |
"Created: / 30.6.1997 / 21:59:43 / cg" |
325 |
"Modified: / 1.8.1998 / 17:02:14 / cg" |
|
643 | 326 |
! |
327 |
||
328 |
imageReaderForType:mimeTypeString |
|
1021 | 329 |
"given a mime-type, return an approriate image reader class" |
330 |
||
643 | 331 |
TypeToImageReaderClassMapping isNil ifTrue:[^ nil]. |
332 |
^ TypeToImageReaderClassMapping at:mimeTypeString asLowercase ifAbsent:nil |
|
333 |
||
1021 | 334 |
"Created: / 30.6.1997 / 21:56:01 / cg" |
335 |
"Modified: / 1.8.1998 / 17:02:28 / cg" |
|
643 | 336 |
! |
337 |
||
338 |
imageReaderForType:mimeTypeString put:aReaderClass |
|
1021 | 339 |
"register an image reader for a mime-type" |
340 |
||
643 | 341 |
TypeToImageReaderClassMapping isNil ifTrue:[ |
342 |
TypeToImageReaderClassMapping := Dictionary new. |
|
343 |
]. |
|
344 |
TypeToImageReaderClassMapping at:mimeTypeString asLowercase put:aReaderClass |
|
345 |
||
1021 | 346 |
"Created: / 30.6.1997 / 21:56:11 / cg" |
347 |
"Modified: / 1.8.1998 / 17:02:40 / cg" |
|
643 | 348 |
! |
349 |
||
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parents:
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diff
changeset
|
350 |
mimeTypeForFilename:filename |
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|
351 |
"given a filename, return the mime-type or nil, if unknown" |
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|
352 |
|
1273
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filenames mime query falls back to suffix query.
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
353 |
|type lcFilename suff| |
1272
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parents:
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diff
changeset
|
354 |
|
91ba4078b690
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parents:
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diff
changeset
|
355 |
lcFilename := filename asFilename name asLowercase. |
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parents:
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diff
changeset
|
356 |
type := FilenameToTypeMapping at:lcFilename ifAbsent:nil. |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
357 |
type isNil ifTrue:[ |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
358 |
"/ allow for fallback ... |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
359 |
type := OperatingSystem mimeTypeForFilename:lcFilename. |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
360 |
"/ the special value #unknown is returned as nil; |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
361 |
"/ this avoids constant retry if a mimeType is not known in |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
362 |
"/ the OS. |
1275 | 363 |
"/ type isNil ifTrue:[ |
364 |
"/ FilenameToTypeMapping at:lcFilename put:#unknown |
|
365 |
"/ ]. |
|
1272
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
366 |
]. |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
367 |
|
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
368 |
type == #unknown ifTrue:[ |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
369 |
type := nil. |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
370 |
]. |
1273
7a52d4bcdb10
filenames mime query falls back to suffix query.
Claus Gittinger <cg@exept.de>
parents:
1272
diff
changeset
|
371 |
|
7a52d4bcdb10
filenames mime query falls back to suffix query.
Claus Gittinger <cg@exept.de>
parents:
1272
diff
changeset
|
372 |
type isNil ifTrue:[ |
7a52d4bcdb10
filenames mime query falls back to suffix query.
Claus Gittinger <cg@exept.de>
parents:
1272
diff
changeset
|
373 |
suff := filename asFilename suffix. |
7a52d4bcdb10
filenames mime query falls back to suffix query.
Claus Gittinger <cg@exept.de>
parents:
1272
diff
changeset
|
374 |
suff size ~~ 0 ifTrue:[ |
7a52d4bcdb10
filenames mime query falls back to suffix query.
Claus Gittinger <cg@exept.de>
parents:
1272
diff
changeset
|
375 |
^ self mimeTypeForSuffix:suff |
7a52d4bcdb10
filenames mime query falls back to suffix query.
Claus Gittinger <cg@exept.de>
parents:
1272
diff
changeset
|
376 |
] |
7a52d4bcdb10
filenames mime query falls back to suffix query.
Claus Gittinger <cg@exept.de>
parents:
1272
diff
changeset
|
377 |
]. |
7a52d4bcdb10
filenames mime query falls back to suffix query.
Claus Gittinger <cg@exept.de>
parents:
1272
diff
changeset
|
378 |
|
1272
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
379 |
^ type |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
380 |
! |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
381 |
|
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
382 |
mimeTypeForFilename:filename put:mimeType |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
383 |
"register a mime type for a filename" |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
384 |
|
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
385 |
FilenameToTypeMapping isNil ifTrue:[ |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
386 |
FilenameToTypeMapping := Dictionary new |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
387 |
]. |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
388 |
FilenameToTypeMapping at:filename put:mimeType asLowercase |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
389 |
|
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
390 |
! |
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
391 |
|
643 | 392 |
mimeTypeForSuffix:suffix |
1021 | 393 |
"given a file suffix, return the mime-type" |
394 |
||
1180
c3309b30d14f
code cleanup & added mimeType aquire fallBack via OS
Claus Gittinger <cg@exept.de>
parents:
1023
diff
changeset
|
395 |
|type lcSuffix| |
c3309b30d14f
code cleanup & added mimeType aquire fallBack via OS
Claus Gittinger <cg@exept.de>
parents:
1023
diff
changeset
|
396 |
|
c3309b30d14f
code cleanup & added mimeType aquire fallBack via OS
Claus Gittinger <cg@exept.de>
parents:
1023
diff
changeset
|
397 |
lcSuffix := suffix asLowercase. |
1300 | 398 |
lcSuffix = LastSuffix ifTrue:[ |
399 |
type := LastType |
|
400 |
] ifFalse:[ |
|
401 |
type := FileSuffixToTypeMapping at:lcSuffix ifAbsent:nil. |
|
402 |
type isNil ifTrue:[ |
|
403 |
"/ allow for fallback ... |
|
404 |
type := OperatingSystem mimeTypeForSuffix:lcSuffix. |
|
405 |
"/ the special value #unknown is returned as nil; |
|
406 |
"/ this avoids constant retry if a mimeType is not known in |
|
407 |
"/ the OS. |
|
408 |
"/ type isNil ifTrue:[ |
|
409 |
"/ FileSuffixToTypeMapping at:lcSuffix put:#unknown |
|
410 |
"/ ]. |
|
411 |
]. |
|
412 |
LastSuffix := lcSuffix. |
|
413 |
LastType := type. |
|
1180
c3309b30d14f
code cleanup & added mimeType aquire fallBack via OS
Claus Gittinger <cg@exept.de>
parents:
1023
diff
changeset
|
414 |
]. |
c3309b30d14f
code cleanup & added mimeType aquire fallBack via OS
Claus Gittinger <cg@exept.de>
parents:
1023
diff
changeset
|
415 |
type == #unknown ifTrue:[ |
1272
91ba4078b690
additional mime table for filenames without suffix.
Claus Gittinger <cg@exept.de>
parents:
1269
diff
changeset
|
416 |
type := nil |
1180
c3309b30d14f
code cleanup & added mimeType aquire fallBack via OS
Claus Gittinger <cg@exept.de>
parents:
1023
diff
changeset
|
417 |
]. |
c3309b30d14f
code cleanup & added mimeType aquire fallBack via OS
Claus Gittinger <cg@exept.de>
parents:
1023
diff
changeset
|
418 |
^ type |
643 | 419 |
|
1021 | 420 |
"Created: / 30.6.1997 / 21:55:51 / cg" |
1300 | 421 |
"Modified: / 23.12.1999 / 22:30:55 / cg" |
643 | 422 |
! |
423 |
||
424 |
mimeTypeForSuffix:suffix put:mimeType |
|
1021 | 425 |
"register a mime type for a file suffix" |
426 |
||
643 | 427 |
FileSuffixToTypeMapping isNil ifTrue:[ |
428 |
FileSuffixToTypeMapping := Dictionary new |
|
429 |
]. |
|
430 |
FileSuffixToTypeMapping at:suffix put:mimeType asLowercase |
|
431 |
||
1021 | 432 |
"Created: / 30.6.1997 / 21:56:20 / cg" |
433 |
"Modified: / 1.8.1998 / 17:03:18 / cg" |
|
643 | 434 |
! ! |
435 |
||
436 |
!MIMETypes class methodsFor:'documentation'! |
|
437 |
||
438 |
version |
|
1364 | 439 |
^ '$Header: /cvs/stx/stx/libview2/MIMETypes.st,v 1.26 2000-03-21 11:07:04 cg Exp $' |
643 | 440 |
! ! |
441 |
MIMETypes initialize! |