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root/branches/1.4/lib/validator/sfValidatedFile.class.php

Revision 30915, 23.3 kB (checked in by Kris.Wallsmith, 4 years ago)

[1.3, 1.4] added support for "image/x-ms-bmp" mime type (closes #9069, patch from pbowyer)

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
Line 
1 <?php
2
3 /*
4  * This file is part of the symfony package.
5  * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
6  *
7  * For the full copyright and license information, please view the LICENSE
8  * file that was distributed with this source code.
9  */
10
11 /**
12  * sfValidatedFile represents a validated uploaded file.
13  *
14  * @package    symfony
15  * @subpackage validator
16  * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
17  * @version    SVN: $Id$
18  */
19 class sfValidatedFile
20 {
21   protected
22     $originalName = '',
23     $tempName     = '',
24     $savedName    = null,
25     $type         = '',
26     $size         = 0,
27     $path         = null;
28
29   /**
30    * Constructor.
31    *
32    * @param string $originalName  The original file name
33    * @param string $type          The file content type
34    * @param string $tempName      The absolute temporary path to the file
35    * @param int    $size          The file size (in bytes)
36    * @param string $path          The path to save the file (optional).
37    */
38   public function __construct($originalName, $type, $tempName, $size, $path = null)
39   {
40     $this->originalName = $originalName;
41     $this->tempName = $tempName;
42     $this->type = $type;
43     $this->size = $size;
44     $this->path = $path;
45   }
46
47   /**
48    * Returns the name of the saved file.
49    */
50   public function __toString()
51   {
52     return null === $this->savedName ? '' : $this->savedName;
53   }
54
55   /**
56    * Saves the uploaded file.
57    *
58    * This method can throw exceptions if there is a problem when saving the file.
59    *
60    * If you don't pass a file name, it will be generated by the generateFilename method.
61    * This will only work if you have passed a path when initializing this instance.
62    *
63    * @param  string $file      The file path to save the file
64    * @param  int    $fileMode  The octal mode to use for the new file
65    * @param  bool   $create    Indicates that we should make the directory before moving the file
66    * @param  int    $dirMode   The octal mode to use when creating the directory
67    *
68    * @return string The filename without the $this->path prefix
69    *
70    * @throws Exception
71    */
72   public function save($file = null, $fileMode = 0666, $create = true, $dirMode = 0777)
73   {
74     if (null === $file)
75     {
76       $file = $this->generateFilename();
77     }
78
79     if ($file[0] != '/' && $file[0] != '\\' && !(strlen($file) > 3 && ctype_alpha($file[0]) && $file[1] == ':' && ($file[2] == '\\' || $file[2] == '/')))
80     {
81       if (null === $this->path)
82       {
83         throw new RuntimeException('You must give a "path" when you give a relative file name.');
84       }
85
86       $file = $this->path.DIRECTORY_SEPARATOR.$file;
87     }
88
89     // get our directory path from the destination filename
90     $directory = dirname($file);
91
92     if (!is_readable($directory))
93     {
94       if ($create && !@mkdir($directory, $dirMode, true))
95       {
96         // failed to create the directory
97         throw new Exception(sprintf('Failed to create file upload directory "%s".', $directory));
98       }
99
100       // chmod the directory since it doesn't seem to work on recursive paths
101       chmod($directory, $dirMode);
102     }
103
104     if (!is_dir($directory))
105     {
106       // the directory path exists but it's not a directory
107       throw new Exception(sprintf('File upload path "%s" exists, but is not a directory.', $directory));
108     }
109
110     if (!is_writable($directory))
111     {
112       // the directory isn't writable
113       throw new Exception(sprintf('File upload path "%s" is not writable.', $directory));
114     }
115
116     // copy the temp file to the destination file
117     copy($this->getTempName(), $file);
118
119     // chmod our file
120     chmod($file, $fileMode);
121
122     $this->savedName = $file;
123
124     return null === $this->path ? $file : str_replace($this->path.DIRECTORY_SEPARATOR, '', $file);
125   }
126
127   /**
128    * Generates a random filename for the current file.
129    *
130    * @return string A random name to represent the current file
131    */
132   public function generateFilename()
133   {
134     return sha1($this->getOriginalName().rand(11111, 99999)).$this->getExtension($this->getOriginalExtension());
135   }
136
137   /**
138    * Returns the path to use when saving a file with a relative filename.
139    *
140    * @return string The path to use when saving a file with a relative filename
141    */
142   public function getPath()
143   {
144     return $this->path;
145   }
146
147   /**
148    * Returns the file extension, based on the content type of the file.
149    *
150    * @param  string $default  The default extension to return if none was given
151    *
152    * @return string The extension (with the dot)
153    */
154   public function getExtension($default = '')
155   {
156     return $this->getExtensionFromType($this->type, $default);
157   }
158
159   /**
160    * Returns the original uploaded file name extension.
161    *
162    * @param  string $default  The default extension to return if none was given
163    *
164    * @return string The extension of the uploaded name (with the dot)
165    */
166   public function getOriginalExtension($default = '')
167   {
168     return (false === $pos = strrpos($this->getOriginalName(), '.')) ? $default : substr($this->getOriginalName(), $pos);
169   }
170
171   /**
172    * Returns true if the file has already been saved.
173    *
174    * @return Boolean true if the file has already been saved, false otherwise
175    */
176   public function isSaved()
177   {
178     return null !== $this->savedName;
179   }
180
181   /**
182    * Returns the path where the file has been saved
183    *
184    * @return string The path where the file has been saved
185    */
186   public function getSavedName()
187   {
188     return $this->savedName;
189   }
190
191   /**
192    * Returns the original file name.
193    *
194    * @return string The file name
195    */
196   public function getOriginalName()
197   {
198     return $this->originalName;
199   }
200
201   /**
202    * Returns the absolute temporary path to the uploaded file.
203    *
204    * @return string The temporary path
205    */
206   public function getTempName()
207   {
208     return $this->tempName;
209   }
210
211   /**
212    * Returns the file content type.
213    *
214    * @return string The content type
215    */
216   public function getType()
217   {
218     return $this->type;
219   }
220
221   /**
222    * Returns the size of the uploaded file.
223    *
224    * @return int The file size
225    */
226   public function getSize()
227   {
228     return $this->size;
229   }
230
231   /**
232    * Returns the extension associated with the given content type.
233    *
234    * @param  string $type     The content type
235    * @param  string $default  The default extension to use
236    *
237    * @return string The extension (with the dot)
238    */
239   protected function getExtensionFromType($type, $default = '')
240   {
241     static $extensions = array(
242       'application/andrew-inset' => 'ez',
243       'application/appledouble' => 'base64',
244       'application/applefile' => 'base64',
245       'application/commonground' => 'dp',
246       'application/cprplayer' => 'pqi',
247       'application/dsptype' => 'tsp',
248       'application/excel' => 'xls',
249       'application/font-tdpfr' => 'pfr',
250       'application/futuresplash' => 'spl',
251       'application/hstu' => 'stk',
252       'application/hyperstudio' => 'stk',
253       'application/javascript' => 'js',
254       'application/mac-binhex40' => 'hqx',
255       'application/mac-compactpro' => 'cpt',
256       'application/mbed' => 'mbd',
257       'application/mirage' => 'mfp',
258       'application/msword' => 'doc',
259       'application/ocsp-request' => 'orq',
260       'application/ocsp-response' => 'ors',
261       'application/octet-stream' => 'bin',
262       'application/oda' => 'oda',
263       'application/ogg' => 'ogg',
264       'application/pdf' => 'pdf',
265       'application/x-pdf' => 'pdf',
266       'application/pgp-encrypted' => '7bit',
267       'application/pgp-keys' => '7bit',
268       'application/pgp-signature' => 'sig',
269       'application/pkcs10' => 'p10',
270       'application/pkcs7-mime' => 'p7m',
271       'application/pkcs7-signature' => 'p7s',
272       'application/pkix-cert' => 'cer',
273       'application/pkix-crl' => 'crl',
274       'application/pkix-pkipath' => 'pkipath',
275       'application/pkixcmp' => 'pki',
276       'application/postscript' => 'ps',
277       'application/presentations' => 'shw',
278       'application/prs.cww' => 'cw',
279       'application/prs.nprend' => 'rnd',
280       'application/quest' => 'qrt',
281       'application/rtf' => 'rtf',
282       'application/sgml-open-catalog' => 'soc',
283       'application/sieve' => 'siv',
284       'application/smil' => 'smi',
285       'application/toolbook' => 'tbk',
286       'application/vnd.3gpp.pic-bw-large' => 'plb',
287       'application/vnd.3gpp.pic-bw-small' => 'psb',
288       'application/vnd.3gpp.pic-bw-var' => 'pvb',
289       'application/vnd.3gpp.sms' => 'sms',
290       'application/vnd.acucorp' => 'atc',
291       'application/vnd.adobe.xfdf' => 'xfdf',
292       'application/vnd.amiga.amu' => 'ami',
293       'application/vnd.blueice.multipass' => 'mpm',
294       'application/vnd.cinderella' => 'cdy',
295       'application/vnd.cosmocaller' => 'cmc',
296       'application/vnd.criticaltools.wbs+xml' => 'wbs',
297       'application/vnd.curl' => 'curl',
298       'application/vnd.data-vision.rdz' => 'rdz',
299       'application/vnd.dreamfactory' => 'dfac',
300       'application/vnd.fsc.weblauch' => 'fsc',
301       'application/vnd.genomatix.tuxedo' => 'txd',
302       'application/vnd.hbci' => 'hbci',
303       'application/vnd.hhe.lesson-player' => 'les',
304       'application/vnd.hp-hpgl' => 'plt',
305       'application/vnd.ibm.electronic-media' => 'emm',
306       'application/vnd.ibm.rights-management' => 'irm',
307       'application/vnd.ibm.secure-container' => 'sc',
308       'application/vnd.ipunplugged.rcprofile' => 'rcprofile',
309       'application/vnd.irepository.package+xml' => 'irp',
310       'application/vnd.jisp' => 'jisp',
311       'application/vnd.kde.karbon' => 'karbon',
312       'application/vnd.kde.kchart' => 'chrt',
313       'application/vnd.kde.kformula' => 'kfo',
314       'application/vnd.kde.kivio' => 'flw',
315       'application/vnd.kde.kontour' => 'kon',
316       'application/vnd.kde.kpresenter' => 'kpr',
317       'application/vnd.kde.kspread' => 'ksp',
318       'application/vnd.kde.kword' => 'kwd',
319       'application/vnd.kenameapp' => 'htke',
320       'application/vnd.kidspiration' => 'kia',
321       'application/vnd.kinar' => 'kne',
322       'application/vnd.llamagraphics.life-balance.desktop' => 'lbd',
323       'application/vnd.llamagraphics.life-balance.exchange+xml' => 'lbe',
324       'application/vnd.lotus-1-2-3' => 'wks',
325       'application/vnd.mcd' => 'mcd',
326       'application/vnd.mfmp' => 'mfm',
327       'application/vnd.micrografx.flo' => 'flo',
328       'application/vnd.micrografx.igx' => 'igx',
329       'application/vnd.mif' => 'mif',
330       'application/vnd.mophun.application' => 'mpn',
331       'application/vnd.mophun.certificate' => 'mpc',
332       'application/vnd.mozilla.xul+xml' => 'xul',
333       'application/vnd.ms-artgalry' => 'cil',
334       'application/vnd.ms-asf' => 'asf',
335       'application/vnd.ms-excel' => 'xls',
336       'application/vnd.ms-excel.sheet.macroenabled.12' => 'xlsm',
337       'application/vnd.ms-lrm' => 'lrm',
338       'application/vnd.ms-powerpoint' => 'ppt',
339       'application/vnd.ms-project' => 'mpp',
340       'application/vnd.ms-tnef' => 'base64',
341       'application/vnd.ms-works' => 'base64',
342       'application/vnd.ms-wpl' => 'wpl',
343       'application/vnd.mseq' => 'mseq',
344       'application/vnd.nervana' => 'ent',
345       'application/vnd.nokia.radio-preset' => 'rpst',
346       'application/vnd.nokia.radio-presets' => 'rpss',
347       'application/vnd.oasis.opendocument.text' => 'odt',
348       'application/vnd.oasis.opendocument.text-template' => 'ott',
349       'application/vnd.oasis.opendocument.text-web' => 'oth',
350       'application/vnd.oasis.opendocument.text-master' => 'odm',
351       'application/vnd.oasis.opendocument.graphics' => 'odg',
352       'application/vnd.oasis.opendocument.graphics-template' => 'otg',
353       'application/vnd.oasis.opendocument.presentation' => 'odp',
354       'application/vnd.oasis.opendocument.presentation-template' => 'otp',
355       'application/vnd.oasis.opendocument.spreadsheet' => 'ods',
356       'application/vnd.oasis.opendocument.spreadsheet-template' => 'ots',
357       'application/vnd.oasis.opendocument.chart' => 'odc',
358       'application/vnd.oasis.opendocument.formula' => 'odf',
359       'application/vnd.oasis.opendocument.database' => 'odb',
360       'application/vnd.oasis.opendocument.image' => 'odi',
361       'application/vnd.openxmlformats-officedocument.wordprocessingml.document' => 'docx',
362       'application/vnd.openxmlformats-officedocument.wordprocessingml.template' => 'dotx',
363       'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet' => 'xlsx',
364       'application/vnd.openxmlformats-officedocument.presentationml.presentation' => 'pptx',
365       'application/vnd.palm' => 'prc',
366       'application/vnd.picsel' => 'efif',
367       'application/vnd.pvi.ptid1' => 'pti',
368       'application/vnd.quark.quarkxpress' => 'qxd',
369       'application/vnd.sealed.doc' => 'sdoc',
370       'application/vnd.sealed.eml' => 'seml',
371       'application/vnd.sealed.mht' => 'smht',
372       'application/vnd.sealed.ppt' => 'sppt',
373       'application/vnd.sealed.xls' => 'sxls',
374       'application/vnd.sealedmedia.softseal.html' => 'stml',
375       'application/vnd.sealedmedia.softseal.pdf' => 'spdf',
376       'application/vnd.seemail' => 'see',
377       'application/vnd.smaf' => 'mmf',
378       'application/vnd.sun.xml.calc' => 'sxc',
379       'application/vnd.sun.xml.calc.template' => 'stc',
380       'application/vnd.sun.xml.draw' => 'sxd',
381       'application/vnd.sun.xml.draw.template' => 'std',
382       'application/vnd.sun.xml.impress' => 'sxi',
383       'application/vnd.sun.xml.impress.template' => 'sti',
384       'application/vnd.sun.xml.math' => 'sxm',
385       'application/vnd.sun.xml.writer' => 'sxw',
386       'application/vnd.sun.xml.writer.global' => 'sxg',
387       'application/vnd.sun.xml.writer.template' => 'stw',
388       'application/vnd.sus-calendar' => 'sus',
389       'application/vnd.vidsoft.vidconference' => 'vsc',
390       'application/vnd.visio' => 'vsd',
391       'application/vnd.visionary' => 'vis',
392       'application/vnd.wap.sic' => 'sic',
393       'application/vnd.wap.slc' => 'slc',
394       'application/vnd.wap.wbxml' => 'wbxml',
395       'application/vnd.wap.wmlc' => 'wmlc',
396       'application/vnd.wap.wmlscriptc' => 'wmlsc',
397       'application/vnd.webturbo' => 'wtb',
398       'application/vnd.wordperfect' => 'wpd',
399       'application/vnd.wqd' => 'wqd',
400       'application/vnd.wv.csp+wbxml' => 'wv',
401       'application/vnd.wv.csp+xml' => '8bit',
402       'application/vnd.wv.ssp+xml' => '8bit',
403       'application/vnd.yamaha.hv-dic' => 'hvd',
404       'application/vnd.yamaha.hv-script' => 'hvs',
405       'application/vnd.yamaha.hv-voice' => 'hvp',
406       'application/vnd.yamaha.smaf-audio' => 'saf',
407       'application/vnd.yamaha.smaf-phrase' => 'spf',
408       'application/vocaltec-media-desc' => 'vmd',
409       'application/vocaltec-media-file' => 'vmf',
410       'application/vocaltec-talker' => 'vtk',
411       'application/watcherinfo+xml' => 'wif',
412       'application/wordperfect5.1' => 'wp5',
413       'application/x-123' => 'wk',
414       'application/x-7th_level_event' => '7ls',
415       'application/x-authorware-bin' => 'aab',
416       'application/x-authorware-map' => 'aam',
417       'application/x-authorware-seg' => 'aas',
418       'application/x-bcpio' => 'bcpio',
419       'application/x-bleeper' => 'bleep',
420       'application/x-bzip2' => 'bz2',
421       'application/x-cdlink' => 'vcd',
422       'application/x-chat' => 'chat',
423       'application/x-chess-pgn' => 'pgn',
424       'application/x-compress' => 'z',
425       'application/x-cpio' => 'cpio',
426       'application/x-cprplayer' => 'pqf',
427       'application/x-csh' => 'csh',
428       'application/x-cu-seeme' => 'csm',
429       'application/x-cult3d-object' => 'co',
430       'application/x-debian-package' => 'deb',
431       'application/x-director' => 'dcr',
432       'application/x-dvi' => 'dvi',
433       'application/x-envoy' => 'evy',
434       'application/x-futuresplash' => 'spl',
435       'application/x-gtar' => 'gtar',
436       'application/x-gzip' => 'gz',
437       'application/x-hdf' => 'hdf',
438       'application/x-hep' => 'hep',
439       'application/x-html+ruby' => 'rhtml',
440       'application/x-httpd-miva' => 'mv',
441       'application/x-httpd-php' => 'phtml',
442       'application/x-ica' => 'ica',
443       'application/x-imagemap' => 'imagemap',
444       'application/x-ipix' => 'ipx',
445       'application/x-ipscript' => 'ips',
446       'application/x-java-archive' => 'jar',
447       'application/x-java-jnlp-file' => 'jnlp',
448       'application/x-java-serialized-object' => 'ser',
449       'application/x-java-vm' => 'class',
450       'application/x-javascript' => 'js',
451       'application/x-koan' => 'skp',
452       'application/x-latex' => 'latex',
453       'application/x-mac-compactpro' => 'cpt',
454       'application/x-maker' => 'frm',
455       'application/x-mathcad' => 'mcd',
456       'application/x-midi' => 'mid',
457       'application/x-mif' => 'mif',
458       'application/x-msaccess' => 'mda',
459       'application/x-msdos-program' => 'com',
460       'application/x-msdownload' => 'base64',
461       'application/x-msexcel' => 'xls',
462       'application/x-msword' => 'doc',
463       'application/x-netcdf' => 'nc',
464       'application/x-ns-proxy-autoconfig' => 'pac',
465       'application/x-pagemaker' => 'pm5',
466       'application/x-perl' => 'pl',
467       'application/x-pn-realmedia' => 'rp',
468       'application/x-python' => 'py',
469       'application/x-quicktimeplayer' => 'qtl',
470       'application/x-rar-compressed' => 'rar',
471       'application/x-ruby' => 'rb',
472       'application/x-sh' => 'sh',
473       'application/x-shar' => 'shar',
474       'application/x-shockwave-flash' => 'swf',
475       'application/x-sprite' => 'spr',
476       'application/x-spss' => 'sav',
477       'application/x-spt' => 'spt',
478       'application/x-stuffit' => 'sit',
479       'application/x-sv4cpio' => 'sv4cpio',
480       'application/x-sv4crc' => 'sv4crc',
481       'application/x-tar' => 'tar',
482       'application/x-tcl' => 'tcl',
483       'application/x-tex' => 'tex',
484       'application/x-texinfo' => 'texinfo',
485       'application/x-troff' => 't',
486       'application/x-troff-man' => 'man',
487       'application/x-troff-me' => 'me',
488       'application/x-troff-ms' => 'ms',
489       'application/x-twinvq' => 'vqf',
490       'application/x-twinvq-plugin' => 'vqe',
491       'application/x-ustar' => 'ustar',
492       'application/x-vmsbackup' => 'bck',
493       'application/x-wais-source' => 'src',
494       'application/x-wingz' => 'wz',
495       'application/x-word' => 'base64',
496       'application/x-wordperfect6.1' => 'wp6',
497       'application/x-x509-ca-cert' => 'crt',
498       'application/x-zip-compressed' => 'zip',
499       'application/xhtml+xml' => 'xhtml',
500       'application/zip' => 'zip',
501       'audio/3gpp' => '3gpp',
502       'audio/amr' => 'amr',
503       'audio/amr-wb' => 'awb',
504       'audio/basic' => 'au',
505       'audio/evrc' => 'evc',
506       'audio/l16' => 'l16',
507       'audio/midi' => 'mid',
508       'audio/mpeg' => 'mp3',
509       'audio/prs.sid' => 'sid',
510       'audio/qcelp' => 'qcp',
511       'audio/smv' => 'smv',
512       'audio/vnd.audiokoz' => 'koz',
513       'audio/vnd.digital-winds' => 'eol',
514       'audio/vnd.everad.plj' => 'plj',
515       'audio/vnd.lucent.voice' => 'lvp',
516       'audio/vnd.nokia.mobile-xmf' => 'mxmf',
517       'audio/vnd.nortel.vbk' => 'vbk',
518       'audio/vnd.nuera.ecelp4800' => 'ecelp4800',
519       'audio/vnd.nuera.ecelp7470' => 'ecelp7470',
520       'audio/vnd.nuera.ecelp9600' => 'ecelp9600',
521       'audio/vnd.sealedmedia.softseal.mpeg' => 'smp3',
522       'audio/voxware' => 'vox',
523       'audio/x-aiff' => 'aif',
524       'audio/x-mid' => 'mid',
525       'audio/x-midi' => 'mid',
526       'audio/x-mpeg' => 'mp2',
527       'audio/x-mpegurl' => 'mpu',
528       'audio/x-pn-realaudio' => 'rm',
529       'audio/x-pn-realaudio-plugin' => 'rpm',
530       'audio/x-realaudio' => 'ra',
531       'audio/x-wav' => 'wav',
532       'chemical/x-csml' => 'csm',
533       'chemical/x-embl-dl-nucleotide' => 'emb',
534       'chemical/x-gaussian-cube' => 'cube',
535       'chemical/x-gaussian-input' => 'gau',
536       'chemical/x-jcamp-dx' => 'jdx',
537       'chemical/x-mdl-molfile' => 'mol',
538       'chemical/x-mdl-rxnfile' => 'rxn',
539       'chemical/x-mdl-tgf' => 'tgf',
540       'chemical/x-mopac-input' => 'mop',
541       'chemical/x-pdb' => 'pdb',
542       'chemical/x-rasmol' => 'scr',
543       'chemical/x-xyz' => 'xyz',
544       'drawing/dwf' => 'dwf',
545       'drawing/x-dwf' => 'dwf',
546       'i-world/i-vrml' => 'ivr',
547       'image/bmp' => 'bmp',
548       'image/cewavelet' => 'wif',
549       'image/cis-cod' => 'cod',
550       'image/fif' => 'fif',
551       'image/gif' => 'gif',
552       'image/ief' => 'ief',
553       'image/jp2' => 'jp2',
554       'image/jpeg' => 'jpg',
555       'image/jpm' => 'jpm',
556       'image/jpx' => 'jpf',
557       'image/pict' => 'pic',
558       'image/pjpeg' => 'jpg',
559       'image/png' => 'png',
560       'image/targa' => 'tga',
561       'image/tiff' => 'tif',
562       'image/vn-svf' => 'svf',
563       'image/vnd.dgn' => 'dgn',
564       'image/vnd.djvu' => 'djvu',
565       'image/vnd.dwg' => 'dwg',
566       'image/vnd.glocalgraphics.pgb' => 'pgb',
567       'image/vnd.microsoft.icon' => 'ico',
568       'image/vnd.ms-modi' => 'mdi',
569       'image/vnd.sealed.png' => 'spng',
570       'image/vnd.sealedmedia.softseal.gif' => 'sgif',
571       'image/vnd.sealedmedia.softseal.jpg' => 'sjpg',
572       'image/vnd.wap.wbmp' => 'wbmp',
573       'image/x-bmp' => 'bmp',
574       'image/x-cmu-raster' => 'ras',
575       'image/x-freehand' => 'fh4',
576       'image/x-ms-bmp' => 'bmp',
577       'image/x-png' => 'png',
578       'image/x-portable-anymap' => 'pnm',
579       'image/x-portable-bitmap' => 'pbm',
580       'image/x-portable-graymap' => 'pgm',
581       'image/x-portable-pixmap' => 'ppm',
582       'image/x-rgb' => 'rgb',
583       'image/x-xbitmap' => 'xbm',
584       'image/x-xpixmap' => 'xpm',
585       'image/x-xwindowdump' => 'xwd',
586       'message/external-body' => '8bit',
587       'message/news' => '8bit',
588       'message/partial' => '8bit',
589       'message/rfc822' => '8bit',
590       'model/iges' => 'igs',
591       'model/mesh' => 'msh',
592       'model/vnd.parasolid.transmit.binary' => 'x_b',
593       'model/vnd.parasolid.transmit.text' => 'x_t',
594       'model/vrml' => 'wrl',
595       'multipart/alternative' => '8bit',
596       'multipart/appledouble' => '8bit',
597       'multipart/digest' => '8bit',
598       'multipart/mixed' => '8bit',
599       'multipart/parallel' => '8bit',
600       'text/comma-separated-values' => 'csv',
601       'text/css' => 'css',
602       'text/html' => 'html',
603       'text/plain' => 'txt',
604       'text/prs.fallenstein.rst' => 'rst',
605       'text/richtext' => 'rtx',
606       'text/rtf' => 'rtf',
607       'text/sgml' => 'sgml',
608       'text/tab-separated-values' => 'tsv',
609       'text/vnd.net2phone.commcenter.command' => 'ccc',
610       'text/vnd.sun.j2me.app-descriptor' => 'jad',
611       'text/vnd.wap.si' => 'si',
612       'text/vnd.wap.sl' => 'sl',
613       'text/vnd.wap.wml' => 'wml',
614       'text/vnd.wap.wmlscript' => 'wmls',
615       'text/x-hdml' => 'hdml',
616       'text/x-setext' => 'etx',
617       'text/x-sgml' => 'sgml',
618       'text/x-speech' => 'talk',
619       'text/x-vcalendar' => 'vcs',
620       'text/x-vcard' => 'vcf',
621       'text/xml' => 'xml',
622       'ulead/vrml' => 'uvr',
623       'video/3gpp' => '3gp',
624       'video/dl' => 'dl',
625       'video/gl' => 'gl',
626       'video/mj2' => 'mj2',
627       'video/mpeg' => 'mpeg',
628       'video/quicktime' => 'mov',
629       'video/vdo' => 'vdo',
630       'video/vivo' => 'viv',
631       'video/vnd.fvt' => 'fvt',
632       'video/vnd.mpegurl' => 'mxu',
633       'video/vnd.nokia.interleaved-multimedia' => 'nim',
634       'video/vnd.objectvideo' => 'mp4',
635       'video/vnd.sealed.mpeg1' => 's11',
636       'video/vnd.sealed.mpeg4' => 'smpg',
637       'video/vnd.sealed.swf' => 'sswf',
638       'video/vnd.sealedmedia.softseal.mov' => 'smov',
639       'video/vnd.vivo' => 'vivo',
640       'video/x-fli' => 'fli',
641       'video/x-ms-asf' => 'asf',
642       'video/x-ms-wmv' => 'wmv',
643       'video/x-msvideo' => 'avi',
644       'video/x-sgi-movie' => 'movie',
645       'x-chemical/x-pdb' => 'pdb',
646       'x-chemical/x-xyz' => 'xyz',
647       'x-conference/x-cooltalk' => 'ice',
648       'x-drawing/dwf' => 'dwf',
649       'x-world/x-d96' => 'd',
650       'x-world/x-svr' => 'svr',
651       'x-world/x-vream' => 'vrw',
652       'x-world/x-vrml' => 'wrl',
653     );
654
655     return !$type ? $default : (isset($extensions[$type]) ? '.'.$extensions[$type] : $default);
656   }
657 }
658
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