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authorahriman <ahriman@falte.red>2019-01-02 04:57:35 +0000
committerahriman <ahriman@falte.red>2019-01-02 04:57:35 +0000
commit2bd7f83a6495011ada78ca8a9f2af417caf01760 (patch)
treef9acdb7f09e011c65330ab993d4db3620787dbfb /wiki/inc/fetch.functions.php
parentbcb215c3a7e914d05f166846a33860e48bba64fb (diff)
downloadsite-2bd7f83a6495011ada78ca8a9f2af417caf01760.tar.gz
removed dokuwiki
Diffstat (limited to 'wiki/inc/fetch.functions.php')
-rw-r--r--wiki/inc/fetch.functions.php186
1 files changed, 0 insertions, 186 deletions
diff --git a/wiki/inc/fetch.functions.php b/wiki/inc/fetch.functions.php
deleted file mode 100644
index b8e75ea..0000000
--- a/wiki/inc/fetch.functions.php
+++ /dev/null
@@ -1,186 +0,0 @@
-<?php
-/**
- * Functions used by lib/exe/fetch.php
- * (not included by other parts of dokuwiki)
- */
-
-/**
- * Set headers and send the file to the client
- *
- * The $cache parameter influences how long files may be kept in caches, the $public parameter
- * influences if this caching may happen in public proxis or in the browser cache only FS#2734
- *
- * This function will abort the current script when a 304 is sent or file sending is handled
- * through x-sendfile
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- * @author Ben Coburn <btcoburn@silicodon.net>
- * @author Gerry Weissbach <dokuwiki@gammaproduction.de>
- *
- * @param string $file   local file to send
- * @param string $mime   mime type of the file
- * @param bool   $dl     set to true to force a browser download
- * @param int    $cache  remaining cache time in seconds (-1 for $conf['cache'], 0 for no-cache)
- * @param bool   $public is this a public ressource or a private one?
- * @param string $orig   original file to send - the file name will be used for the Content-Disposition
- */
-function sendFile($file, $mime, $dl, $cache, $public = false, $orig = null) {
-    global $conf;
-    // send mime headers
-    header("Content-Type: $mime");
-
-    // calculate cache times
-    if($cache == -1) {
-        $maxage  = max($conf['cachetime'], 3600); // cachetime or one hour
-        $expires = time() + $maxage;
-    } else if($cache > 0) {
-        $maxage  = $cache; // given time
-        $expires = time() + $maxage;
-    } else { // $cache == 0
-        $maxage  = 0;
-        $expires = 0; // 1970-01-01
-    }
-
-    // smart http caching headers
-    if($maxage) {
-        if($public) {
-            // cache publically
-            header('Expires: '.gmdate("D, d M Y H:i:s", $expires).' GMT');
-            header('Cache-Control: public, proxy-revalidate, no-transform, max-age='.$maxage);
-        } else {
-            // cache in browser
-            header('Expires: '.gmdate("D, d M Y H:i:s", $expires).' GMT');
-            header('Cache-Control: private, no-transform, max-age='.$maxage);
-        }
-    } else {
-        // no cache at all
-        header('Expires: Thu, 01 Jan 1970 00:00:00 GMT');
-        header('Cache-Control: no-cache, no-transform');
-    }
-
-    //send important headers first, script stops here if '304 Not Modified' response
-    $fmtime = @filemtime($file);
-    http_conditionalRequest($fmtime);
-
-    // Use the current $file if is $orig is not set.
-    if ( $orig == null ) {
-        $orig = $file;
-    }
-
-    //download or display?
-    if($dl) {
-        header('Content-Disposition: attachment;'.rfc2231_encode('filename', utf8_basename($orig)).';');
-    } else {
-        header('Content-Disposition: inline;'.rfc2231_encode('filename', utf8_basename($orig)).';');
-    }
-
-    //use x-sendfile header to pass the delivery to compatible webservers
-    http_sendfile($file);
-
-    // send file contents
-    $fp = @fopen($file, "rb");
-    if($fp) {
-        http_rangeRequest($fp, filesize($file), $mime);
-    } else {
-        http_status(500);
-        print "Could not read $file - bad permissions?";
-    }
-}
-
-/**
- * Try an rfc2231 compatible encoding. This ensures correct
- * interpretation of filenames outside of the ASCII set.
- * This seems to be needed for file names with e.g. umlauts that
- * would otherwise decode wrongly in IE.
- *
- * There is no additional checking, just the encoding and setting the key=value for usage in headers
- *
- * @author Gerry Weissbach <gerry.w@gammaproduction.de>
- * @param string $name      name of the field to be set in the header() call
- * @param string $value     value of the field to be set in the header() call
- * @param string $charset   used charset for the encoding of value
- * @param string $lang      language used.
- * @return string           in the format " name=value" for values WITHOUT special characters
- * @return string           in the format " name*=charset'lang'value" for values WITH special characters
- */
-function rfc2231_encode($name, $value, $charset='utf-8', $lang='en') {
-    $internal = preg_replace_callback('/[\x00-\x20*\'%()<>@,;:\\\\"\/[\]?=\x80-\xFF]/', function($match) { return rawurlencode($match[0]); }, $value);
-    if ( $value != $internal ) {
-        return ' '.$name.'*='.$charset."'".$lang."'".$internal;
-    } else {
-        return ' '.$name.'="'.$value.'"';
-    }
-}
-
-/**
- * Check for media for preconditions and return correct status code
- *
- * READ: MEDIA, MIME, EXT, CACHE
- * WRITE: MEDIA, FILE, array( STATUS, STATUSMESSAGE )
- *
- * @author Gerry Weissbach <gerry.w@gammaproduction.de>
- *
- * @param string $media  reference to the media id
- * @param string $file   reference to the file variable
- * @param string $rev
- * @param int    $width
- * @param int    $height
- * @return array as array(STATUS, STATUSMESSAGE)
- */
-function checkFileStatus(&$media, &$file, $rev = '', $width=0, $height=0) {
-    global $MIME, $EXT, $CACHE, $INPUT;
-
-    //media to local file
-    if(media_isexternal($media)) {
-        //check token for external image and additional for resized and cached images
-        if(media_get_token($media, $width, $height) !== $INPUT->str('tok')) {
-            return array(412, 'Precondition Failed');
-        }
-        //handle external images
-        if(strncmp($MIME, 'image/', 6) == 0) $file = media_get_from_URL($media, $EXT, $CACHE);
-        if(!$file) {
-            //download failed - redirect to original URL
-            return array(302, $media);
-        }
-    } else {
-        $media = cleanID($media);
-        if(empty($media)) {
-            return array(400, 'Bad request');
-        }
-        // check token for resized images
-        if (($width || $height) && media_get_token($media, $width, $height) !== $INPUT->str('tok')) {
-            return array(412, 'Precondition Failed');
-        }
-
-        //check permissions (namespace only)
-        if(auth_quickaclcheck(getNS($media).':X') < AUTH_READ) {
-            return array(403, 'Forbidden');
-        }
-        $file = mediaFN($media, $rev);
-    }
-
-    //check file existance
-    if(!file_exists($file)) {
-        return array(404, 'Not Found');
-    }
-
-    return array(200, null);
-}
-
-/**
- * Returns the wanted cachetime in seconds
- *
- * Resolves named constants
- *
- * @author  Andreas Gohr <andi@splitbrain.org>
- *
- * @param string $cache
- * @return int cachetime in seconds
- */
-function calc_cache($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
-}