annotate cake/libs/view/media.php @ 0:261e66bd5a0c

hg init
author Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
date Sun, 24 Jul 2011 21:08:31 +0900
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children
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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1 <?php
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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2 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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3 * Methods to display or download any type of file
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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4 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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5 * PHP versions 4 and 5
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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6 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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7 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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8 * Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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9 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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10 * Licensed under The MIT License
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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11 * Redistributions of files must retain the above copyright notice.
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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12 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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13 * @copyright Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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14 * @link http://cakephp.org CakePHP(tm) Project
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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15 * @package cake
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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16 * @subpackage cake.cake.libs.view
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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17 * @since CakePHP(tm) v 1.2.0.5714
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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18 * @license MIT License (http://www.opensource.org/licenses/mit-license.php)
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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19 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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20 App::import('View', 'View', false);
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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21
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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22 class MediaView extends View {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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23
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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24 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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25 * Holds known mime type mappings
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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26 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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27 * @var array
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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28 * @access public
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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29 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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30 var $mimeType = array(
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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31 'ai' => 'application/postscript', 'bcpio' => 'application/x-bcpio', 'bin' => 'application/octet-stream',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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32 'ccad' => 'application/clariscad', 'cdf' => 'application/x-netcdf', 'class' => 'application/octet-stream',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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33 'cpio' => 'application/x-cpio', 'cpt' => 'application/mac-compactpro', 'csh' => 'application/x-csh',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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34 'csv' => 'application/csv', 'dcr' => 'application/x-director', 'dir' => 'application/x-director',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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35 'dms' => 'application/octet-stream', 'doc' => 'application/msword', 'drw' => 'application/drafting',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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36 'dvi' => 'application/x-dvi', 'dwg' => 'application/acad', 'dxf' => 'application/dxf',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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37 'dxr' => 'application/x-director', 'eot' => 'application/vnd.ms-fontobject', 'eps' => 'application/postscript',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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38 'exe' => 'application/octet-stream', 'ez' => 'application/andrew-inset',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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39 'flv' => 'video/x-flv', 'gtar' => 'application/x-gtar', 'gz' => 'application/x-gzip',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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40 'bz2' => 'application/x-bzip', '7z' => 'application/x-7z-compressed', 'hdf' => 'application/x-hdf',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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41 'hqx' => 'application/mac-binhex40', 'ico' => 'image/vnd.microsoft.icon', 'ips' => 'application/x-ipscript',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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42 'ipx' => 'application/x-ipix', 'js' => 'application/x-javascript', 'latex' => 'application/x-latex',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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43 'lha' => 'application/octet-stream', 'lsp' => 'application/x-lisp', 'lzh' => 'application/octet-stream',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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44 'man' => 'application/x-troff-man', 'me' => 'application/x-troff-me', 'mif' => 'application/vnd.mif',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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45 'ms' => 'application/x-troff-ms', 'nc' => 'application/x-netcdf', 'oda' => 'application/oda',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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46 'otf' => 'font/otf', 'pdf' => 'application/pdf',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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47 'pgn' => 'application/x-chess-pgn', 'pot' => 'application/mspowerpoint', 'pps' => 'application/mspowerpoint',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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48 'ppt' => 'application/mspowerpoint', 'ppz' => 'application/mspowerpoint', 'pre' => 'application/x-freelance',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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49 'prt' => 'application/pro_eng', 'ps' => 'application/postscript', 'roff' => 'application/x-troff',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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50 'scm' => 'application/x-lotusscreencam', 'set' => 'application/set', 'sh' => 'application/x-sh',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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51 'shar' => 'application/x-shar', 'sit' => 'application/x-stuffit', 'skd' => 'application/x-koan',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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52 'skm' => 'application/x-koan', 'skp' => 'application/x-koan', 'skt' => 'application/x-koan',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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53 'smi' => 'application/smil', 'smil' => 'application/smil', 'sol' => 'application/solids',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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54 'spl' => 'application/x-futuresplash', 'src' => 'application/x-wais-source', 'step' => 'application/STEP',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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55 'stl' => 'application/SLA', 'stp' => 'application/STEP', 'sv4cpio' => 'application/x-sv4cpio',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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56 'sv4crc' => 'application/x-sv4crc', 'svg' => 'image/svg+xml', 'svgz' => 'image/svg+xml',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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57 'swf' => 'application/x-shockwave-flash', 't' => 'application/x-troff',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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58 'tar' => 'application/x-tar', 'tcl' => 'application/x-tcl', 'tex' => 'application/x-tex',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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59 'texi' => 'application/x-texinfo', 'texinfo' => 'application/x-texinfo', 'tr' => 'application/x-troff',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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60 'tsp' => 'application/dsptype', 'ttf' => 'font/ttf',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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61 'unv' => 'application/i-deas', 'ustar' => 'application/x-ustar',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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62 'vcd' => 'application/x-cdlink', 'vda' => 'application/vda', 'xlc' => 'application/vnd.ms-excel',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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63 'xll' => 'application/vnd.ms-excel', 'xlm' => 'application/vnd.ms-excel', 'xls' => 'application/vnd.ms-excel',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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64 'xlw' => 'application/vnd.ms-excel', 'zip' => 'application/zip', 'aif' => 'audio/x-aiff', 'aifc' => 'audio/x-aiff',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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65 'aiff' => 'audio/x-aiff', 'au' => 'audio/basic', 'kar' => 'audio/midi', 'mid' => 'audio/midi',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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66 'midi' => 'audio/midi', 'mp2' => 'audio/mpeg', 'mp3' => 'audio/mpeg', 'mpga' => 'audio/mpeg',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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67 'ra' => 'audio/x-realaudio', 'ram' => 'audio/x-pn-realaudio', 'rm' => 'audio/x-pn-realaudio',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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68 'rpm' => 'audio/x-pn-realaudio-plugin', 'snd' => 'audio/basic', 'tsi' => 'audio/TSP-audio', 'wav' => 'audio/x-wav',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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69 'asc' => 'text/plain', 'c' => 'text/plain', 'cc' => 'text/plain', 'css' => 'text/css', 'etx' => 'text/x-setext',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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70 'f' => 'text/plain', 'f90' => 'text/plain', 'h' => 'text/plain', 'hh' => 'text/plain', 'htm' => 'text/html',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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71 'html' => 'text/html', 'm' => 'text/plain', 'rtf' => 'text/rtf', 'rtx' => 'text/richtext', 'sgm' => 'text/sgml',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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72 'sgml' => 'text/sgml', 'tsv' => 'text/tab-separated-values', 'tpl' => 'text/template', 'txt' => 'text/plain',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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73 'xml' => 'text/xml', 'avi' => 'video/x-msvideo', 'fli' => 'video/x-fli', 'mov' => 'video/quicktime',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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74 'movie' => 'video/x-sgi-movie', 'mpe' => 'video/mpeg', 'mpeg' => 'video/mpeg', 'mpg' => 'video/mpeg',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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75 'qt' => 'video/quicktime', 'viv' => 'video/vnd.vivo', 'vivo' => 'video/vnd.vivo', 'gif' => 'image/gif',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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76 'ief' => 'image/ief', 'jpe' => 'image/jpeg', 'jpeg' => 'image/jpeg', 'jpg' => 'image/jpeg',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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77 'pbm' => 'image/x-portable-bitmap', 'pgm' => 'image/x-portable-graymap', 'png' => 'image/png',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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78 'pnm' => 'image/x-portable-anymap', 'ppm' => 'image/x-portable-pixmap', 'ras' => 'image/cmu-raster',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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79 'rgb' => 'image/x-rgb', 'tif' => 'image/tiff', 'tiff' => 'image/tiff', 'xbm' => 'image/x-xbitmap',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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80 'xpm' => 'image/x-xpixmap', 'xwd' => 'image/x-xwindowdump', 'ice' => 'x-conference/x-cooltalk',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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81 'iges' => 'model/iges', 'igs' => 'model/iges', 'mesh' => 'model/mesh', 'msh' => 'model/mesh',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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82 'silo' => 'model/mesh', 'vrml' => 'model/vrml', 'wrl' => 'model/vrml',
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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83 'mime' => 'www/mime', 'pdb' => 'chemical/x-pdb', 'xyz' => 'chemical/x-pdb');
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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84
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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85 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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86 * Holds headers sent to browser before rendering media
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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87 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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88 * @var array
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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89 * @access protected
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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90 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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91 var $_headers = array();
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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92
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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93 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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94 * Constructor
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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95 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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96 * @param object $controller
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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97 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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98 function __construct(&$controller) {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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99 parent::__construct($controller);
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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100 }
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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101
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
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102 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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103 * Display or download the given file
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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104 *
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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105 * @return unknown
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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106 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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107 function render() {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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108 $name = $download = $extension = $id = $modified = $path = $size = $cache = $mimeType = null;
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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109 extract($this->viewVars, EXTR_OVERWRITE);
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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110
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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111 if ($size) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
112 $id = $id . '_' . $size;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
113 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
114
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
115 if (is_dir($path)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
116 $path = $path . $id;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
117 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
118 $path = APP . $path . $id;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
119 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
120
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
121 if (!file_exists($path)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
122 header('Content-Type: text/html');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
123 $this->cakeError('error404');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
124 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
125
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
126 if (is_null($name)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
127 $name = $id;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
128 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
129
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
130 if (is_array($mimeType)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
131 $this->mimeType = array_merge($this->mimeType, $mimeType);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
132 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
133
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
134 if (isset($extension) && isset($this->mimeType[$extension]) && connection_status() == 0) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
135 $chunkSize = 8192;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
136 $buffer = '';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
137 $fileSize = @filesize($path);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
138 $handle = fopen($path, 'rb');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
139
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
140 if ($handle === false) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
141 return false;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
142 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
143 if (!empty($modified)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
144 $modified = gmdate('D, d M Y H:i:s', strtotime($modified, time())) . ' GMT';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
145 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
146 $modified = gmdate('D, d M Y H:i:s') . ' GMT';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
147 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
148
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
149 if ($download) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
150 $contentTypes = array('application/octet-stream');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
151 $agent = env('HTTP_USER_AGENT');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
152
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
153 if (preg_match('%Opera(/| )([0-9].[0-9]{1,2})%', $agent)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
154 $contentTypes[0] = 'application/octetstream';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
155 } else if (preg_match('/MSIE ([0-9].[0-9]{1,2})/', $agent)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
156 $contentTypes[0] = 'application/force-download';
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
157 array_merge($contentTypes, array(
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
158 'application/octet-stream',
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
159 'application/download'
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
160 ));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
161 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
162 foreach($contentTypes as $contentType) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
163 $this->_header('Content-Type: ' . $contentType);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
164 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
165 $this->_header(array(
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
166 'Content-Disposition: attachment; filename="' . $name . '.' . $extension . '";',
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
167 'Expires: 0',
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
168 'Accept-Ranges: bytes',
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
169 'Cache-Control: private' => false,
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
170 'Pragma: private'));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
171
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
172 $httpRange = env('HTTP_RANGE');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
173 if (isset($httpRange)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
174 list($toss, $range) = explode('=', $httpRange);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
175
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
176 $size = $fileSize - 1;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
177 $length = $fileSize - $range;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
178
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
179 $this->_header(array(
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
180 'HTTP/1.1 206 Partial Content',
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
181 'Content-Length: ' . $length,
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
182 'Content-Range: bytes ' . $range . $size . '/' . $fileSize));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
183
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
184 fseek($handle, $range);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
185 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
186 $this->_header('Content-Length: ' . $fileSize);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
187 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
188 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
189 $this->_header('Date: ' . gmdate('D, d M Y H:i:s', time()) . ' GMT');
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
190 if ($cache) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
191 if (!is_numeric($cache)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
192 $cache = strtotime($cache) - time();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
193 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
194 $this->_header(array(
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
195 'Cache-Control: max-age=' . $cache,
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
196 'Expires: ' . gmdate('D, d M Y H:i:s', time() + $cache) . ' GMT',
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
197 'Pragma: cache'));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
198 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
199 $this->_header(array(
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
200 'Cache-Control: must-revalidate, post-check=0, pre-check=0',
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
201 'Pragma: no-cache'));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
202 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
203 $this->_header(array(
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
204 'Last-Modified: ' . $modified,
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
205 'Content-Type: ' . $this->mimeType[$extension],
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
206 'Content-Length: ' . $fileSize));
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
207 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
208 $this->_output();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
209 $this->_clearBuffer();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
210
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
211 while (!feof($handle)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
212 if (!$this->_isActive()) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
213 fclose($handle);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
214 return false;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
215 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
216 set_time_limit(0);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
217 $buffer = fread($handle, $chunkSize);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
218 echo $buffer;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
219 $this->_flushBuffer();
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
220 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
221 fclose($handle);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
222 return;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
223 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
224 return false;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
225 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
226
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
227 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
228 * Method to set headers
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
229 * @param mixed $header
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
230 * @param boolean $boolean
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
231 * @access protected
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
232 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
233 function _header($header, $boolean = true) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
234 if (is_array($header)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
235 foreach ($header as $string => $boolean) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
236 if (is_numeric($string)) {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
237 $this->_headers[] = array($boolean => true);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
238 } else {
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
239 $this->_headers[] = array($string => $boolean);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
240 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
241 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
242 return;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
243 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
244 $this->_headers[] = array($header => $boolean);
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
245 return;
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
246 }
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
247
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
248 /**
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
249 * Method to output headers
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
250 * @access protected
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
251 */
261e66bd5a0c hg init
Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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252 function _output() {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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253 foreach ($this->_headers as $key => $value) {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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254 $header = key($value);
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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255 header($header, $value[$header]);
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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256 }
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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257 }
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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258
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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259 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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260 * Returns true if connection is still active
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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261 * @return boolean
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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262 * @access protected
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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263 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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264 function _isActive() {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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265 return connection_status() == 0 && !connection_aborted();
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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266 }
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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267
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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268 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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269 * Clears the contents of the topmost output buffer and discards them
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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270 * @return boolean
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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271 * @access protected
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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272 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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273 function _clearBuffer() {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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274 return @ob_end_clean();
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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275 }
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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276
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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277 /**
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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278 * Flushes the contents of the output buffer
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
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279 * @access protected
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
280 */
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
281 function _flushBuffer() {
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
282 @flush();
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
283 @ob_flush();
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
284 }
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Shoshi TAMAKI <shoshi@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
285 }