100 lines
3.2 KiB
PHP
100 lines
3.2 KiB
PHP
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<?php
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/**
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* DokuWiki media passthrough file
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*
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* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
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* @author Andreas Gohr <andi@splitbrain.org>
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*/
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if(!defined('DOKU_INC')) define('DOKU_INC', dirname(__FILE__).'/../../');
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if (!defined('DOKU_DISABLE_GZIP_OUTPUT')) define('DOKU_DISABLE_GZIP_OUTPUT', 1);
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require_once(DOKU_INC.'inc/init.php');
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session_write_close(); //close session
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require_once(DOKU_INC.'inc/fetch.functions.php');
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if (defined('SIMPLE_TEST')) {
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$INPUT = new Input();
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}
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// BEGIN main
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$mimetypes = getMimeTypes();
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//get input
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$MEDIA = stripctl(getID('media', false)); // no cleaning except control chars - maybe external
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$CACHE = calc_cache($INPUT->str('cache'));
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$WIDTH = $INPUT->int('w');
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$HEIGHT = $INPUT->int('h');
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$REV = & $INPUT->ref('rev');
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//sanitize revision
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$REV = preg_replace('/[^0-9]/', '', $REV);
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list($EXT, $MIME, $DL) = mimetype($MEDIA, false);
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if($EXT === false) {
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$EXT = 'unknown';
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$MIME = 'application/octet-stream';
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$DL = true;
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}
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// check for permissions, preconditions and cache external files
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list($STATUS, $STATUSMESSAGE) = checkFileStatus($MEDIA, $FILE, $REV, $WIDTH, $HEIGHT);
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// prepare data for plugin events
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$data = array(
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'media' => $MEDIA,
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'file' => $FILE,
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'orig' => $FILE,
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'mime' => $MIME,
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'download' => $DL,
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'cache' => $CACHE,
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'ext' => $EXT,
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'width' => $WIDTH,
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'height' => $HEIGHT,
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'status' => $STATUS,
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'statusmessage' => $STATUSMESSAGE,
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'ispublic' => media_ispublic($MEDIA),
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);
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// handle the file status
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$evt = new Doku_Event('FETCH_MEDIA_STATUS', $data);
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if($evt->advise_before()) {
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// redirects
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if($data['status'] > 300 && $data['status'] <= 304) {
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if (defined('SIMPLE_TEST')) return; //TestResponse doesn't recognize redirects
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send_redirect($data['statusmessage']);
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}
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// send any non 200 status
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if($data['status'] != 200) {
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http_status($data['status'], $data['statusmessage']);
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}
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// die on errors
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if($data['status'] > 203) {
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print $data['statusmessage'];
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if (defined('SIMPLE_TEST')) return;
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exit;
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}
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}
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$evt->advise_after();
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unset($evt);
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//handle image resizing/cropping
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if((substr($MIME, 0, 5) == 'image') && ($WIDTH || $HEIGHT)) {
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if($HEIGHT && $WIDTH) {
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$data['file'] = $FILE = media_crop_image($data['file'], $EXT, $WIDTH, $HEIGHT);
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} else {
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$data['file'] = $FILE = media_resize_image($data['file'], $EXT, $WIDTH, $HEIGHT);
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}
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}
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// finally send the file to the client
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$evt = new Doku_Event('MEDIA_SENDFILE', $data);
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if($evt->advise_before()) {
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sendFile($data['file'], $data['mime'], $data['download'], $data['cache'], $data['ispublic'], $data['orig']);
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}
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// Do something after the download finished.
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$evt->advise_after(); // will not be emitted on 304 or x-sendfile
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// END DO main
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//Setup VIM: ex: et ts=2 :
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