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-rw-r--r--core/controllers/file_proxy.php120
1 files changed, 0 insertions, 120 deletions
diff --git a/core/controllers/file_proxy.php b/core/controllers/file_proxy.php
deleted file mode 100644
index f3c5f109..00000000
--- a/core/controllers/file_proxy.php
+++ /dev/null
@@ -1,120 +0,0 @@
-<?php defined("SYSPATH") or die("No direct script access.");
-/**
- * Gallery - a web based photo album viewer and editor
- * Copyright (C) 2000-2009 Bharat Mediratta
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or (at
- * your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
- */
-/**
- * Proxy access to files in var/albums and var/resizes, making sure that the session user has
- * access to view these files.
- *
- * Security Philosophy: we do not use the information provided to find if the file exists on
- * disk. We use this information only to locate the correct item in the database and then we
- * *only* use information from the database to find and proxy the correct file. This way all user
- * input is sanitized against the database before we perform any file I/O.
- */
-class File_Proxy_Controller extends Controller {
- public function __call($function, $args) {
- // request_uri: http://example.com/gallery3/var/trunk/albums/foo/bar.jpg
- $request_uri = $this->input->server("REQUEST_URI");
- $request_uri = preg_replace("/\?.*/", "", $request_uri);
-
- // var_uri: http://example.com/gallery3/var/
- $var_uri = url::file("var/");
-
- // Make sure that the request is for a file inside var
- $offset = strpos($request_uri, $var_uri);
- if ($offset === false) {
- kohana::show_404();
- }
-
- $file = substr($request_uri, strlen($var_uri));
-
- // Make sure that we don't leave the var dir
- if (strpos($file, "..") !== false) {
- kohana::show_404();
- }
-
- // We only handle var/resizes and var/albums
- $paths = explode("/", $file);
- $type = $paths[0];
- if ($type != "resizes" && $type != "albums" && $type != "thumbs") {
- kohana::show_404();
- }
-
- // If the last element is .album.jpg, pop that off since it's not a real item
- if ($paths[count($paths)-1] == ".album.jpg") {
- array_pop($paths);
- }
- if ($paths[count($paths)-1] == "") {
- array_pop($paths);
- }
-
- // Find all items that match the level and name, then iterate over those to find a match.
- // In most cases we'll get it in one. Note that for the level calculation, we just count the
- // size of $paths. $paths includes the type ("thumbs", etc) but it doesn't include the root,
- // so it's a wash.
- $count = count($paths);
- $compare_file = VARPATH . $file;
- $item = null;
- foreach (ORM::factory("item")
- ->where("name", $paths[$count - 1])
- ->where("level", $count)
- ->find_all() as $match) {
- if ($type == "albums") {
- $match_file = $match->file_path();
- } else if ($type == "resizes") {
- $match_file = $match->resize_path();
- } else {
- $match_file = $match->thumb_path();
- }
- if ($match_file == $compare_file) {
- $item = $match;
- break;
- }
- }
-
- if (!$item) {
- kohana::show_404();
- }
-
- // Make sure we have access to the item
- if (!access::can("view", $item)) {
- kohana::show_404();
- }
-
- // Make sure we have view_full access to the original
- if ($type == "albums" && !access::can("view_full", $item)) {
- kohana::show_404();
- }
-
- // Don't try to load a directory
- if ($type == "albums" && $item->is_album()) {
- kohana::show_404();
- }
-
- if (!file_exists($match_file)) {
- kohana::show_404();
- }
-
- // Dump out the image
- header("Content-Type: $item->mime_type");
- Kohana::close_buffers(false);
- $fd = fopen($match_file, "rb");
- fpassthru($fd);
- fclose($fd);
- }
-}