diff options
Diffstat (limited to 'vendors/dokuwiki/lib/exe/fetch.php')
| -rw-r--r-- | vendors/dokuwiki/lib/exe/fetch.php | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/vendors/dokuwiki/lib/exe/fetch.php b/vendors/dokuwiki/lib/exe/fetch.php deleted file mode 100644 index 11877ef36..000000000 --- a/vendors/dokuwiki/lib/exe/fetch.php +++ /dev/null @@ -1,173 +0,0 @@ -<?php -/** - * DokuWiki media passthrough file - * - * @license GPL 2 (http://www.gnu.org/licenses/gpl.html) - * @author Andreas Gohr <andi@splitbrain.org> - */ - - if(!defined('DOKU_INC')) define('DOKU_INC',dirname(__FILE__).'/../../'); - define('DOKU_DISABLE_GZIP_OUTPUT', 1); - require_once(DOKU_INC.'inc/init.php'); - require_once(DOKU_INC.'inc/common.php'); - require_once(DOKU_INC.'inc/media.php'); - require_once(DOKU_INC.'inc/pageutils.php'); - require_once(DOKU_INC.'inc/httputils.php'); - require_once(DOKU_INC.'inc/confutils.php'); - require_once(DOKU_INC.'inc/auth.php'); - - //close sesseion - session_write_close(); - - $mimetypes = getMimeTypes(); - - //get input - $MEDIA = stripctl(getID('media',false)); // no cleaning except control chars - maybe external - $CACHE = calc_cache($_REQUEST['cache']); - $WIDTH = (int) $_REQUEST['w']; - $HEIGHT = (int) $_REQUEST['h']; - list($EXT,$MIME,$DL) = mimetype($MEDIA,false); - if($EXT === false){ - $EXT = 'unknown'; - $MIME = 'application/octet-stream'; - $DL = true; - } - - //media to local file - if(preg_match('#^(https?)://#i',$MEDIA)){ - //check hash - if(substr(md5(auth_cookiesalt().$MEDIA),0,6) != $_REQUEST['hash']){ - header("HTTP/1.0 412 Precondition Failed"); - print 'Precondition Failed'; - exit; - } - //handle external images - if(strncmp($MIME,'image/',6) == 0) $FILE = media_get_from_URL($MEDIA,$EXT,$CACHE); - if(!$FILE){ - //download failed - redirect to original URL - header('Location: '.$MEDIA); - exit; - } - }else{ - $MEDIA = cleanID($MEDIA); - if(empty($MEDIA)){ - header("HTTP/1.0 400 Bad Request"); - print 'Bad request'; - exit; - } - - //check permissions (namespace only) - if(auth_quickaclcheck(getNS($MEDIA).':X') < AUTH_READ){ - header("HTTP/1.0 401 Unauthorized"); - //fixme add some image for imagefiles - print 'Unauthorized'; - exit; - } - $FILE = mediaFN($MEDIA); - } - - //check file existance - if(!@file_exists($FILE)){ - header("HTTP/1.0 404 Not Found"); - //FIXME add some default broken image - print 'Not Found'; - exit; - } - - $ORIG = $FILE; - - //handle image resizing/cropping - if((substr($MIME,0,5) == 'image') && $WIDTH){ - if($HEIGHT){ - $FILE = media_crop_image($FILE,$EXT,$WIDTH,$HEIGHT); - }else{ - $FILE = media_resize_image($FILE,$EXT,$WIDTH,$HEIGHT); - } - } - - // finally send the file to the client - $data = array('file' => $FILE, - 'mime' => $MIME, - 'download' => $DL, - 'cache' => $CACHE, - 'orig' => $ORIG, - 'ext' => $EXT, - 'width' => $WIDTH, - 'height' => $HEIGHT); - - $evt = new Doku_Event('MEDIA_SENDFILE', $data); - if ($evt->advise_before()) { - sendFile($data['file'],$data['mime'],$data['download'],$data['cache']); - } - -/* ------------------------------------------------------------------------ */ - -/** - * Set headers and send the file to the client - * - * @author Andreas Gohr <andi@splitbrain.org> - * @author Ben Coburn <btcoburn@silicodon.net> - */ -function sendFile($file,$mime,$dl,$cache){ - global $conf; - $fmtime = @filemtime($file); - // send headers - header("Content-Type: $mime"); - // smart http caching headers - if ($cache==-1) { - // cache - // cachetime or one hour - header('Expires: '.gmdate("D, d M Y H:i:s", time()+max($conf['cachetime'], 3600)).' GMT'); - header('Cache-Control: public, proxy-revalidate, no-transform, max-age='.max($conf['cachetime'], 3600)); - header('Pragma: public'); - } else if ($cache>0) { - // recache - // remaining cachetime + 10 seconds so the newly recached media is used - header('Expires: '.gmdate("D, d M Y H:i:s", $fmtime+$conf['cachetime']+10).' GMT'); - header('Cache-Control: public, proxy-revalidate, no-transform, max-age='.max($fmtime-time()+$conf['cachetime']+10, 0)); - header('Pragma: public'); - } else if ($cache==0) { - // nocache - header('Cache-Control: must-revalidate, no-transform, post-check=0, pre-check=0'); - header('Pragma: public'); - } - //send important headers first, script stops here if '304 Not Modified' response - http_conditionalRequest($fmtime); - - - //download or display? - if($dl){ - header('Content-Disposition: attachment; filename="'.basename($file).'";'); - }else{ - header('Content-Disposition: inline; filename="'.basename($file).'";'); - } - - //use x-sendfile header to pass the delivery to compatible webservers - if (http_sendfile($file)) exit; - - // send file contents - $fp = @fopen($file,"rb"); - if($fp){ - http_rangeRequest($fp,filesize($file),$mime); - }else{ - header("HTTP/1.0 500 Internal Server Error"); - print "Could not read $file - bad permissions?"; - } -} - -/** - * Returns the wanted cachetime in seconds - * - * Resolves named constants - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function calc_cache($cache){ - global $conf; - - if(strtolower($cache) == 'nocache') return 0; //never cache - if(strtolower($cache) == 'recache') return $conf['cachetime']; //use standard cache - return -1; //cache endless -} - -//Setup VIM: ex: et ts=2 enc=utf-8 : |