107 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			107 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?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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use dokuwiki\Extension\Event;
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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 \dokuwiki\Input\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 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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    $evt = new Event('MEDIA_RESIZE', $data);
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    if($evt->advise_before()) {
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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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    }
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    $evt->advise_after();
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    unset($evt);
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    // finally send the file to the client
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    $evt = new 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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