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authorNathan Guse <nathaniel.guse@gmail.com>2013-09-05 13:56:57 -0500
committerNathan Guse <nathaniel.guse@gmail.com>2013-09-05 13:56:57 -0500
commite8ab8fe0bc7d087fe3c9b5d2a3e545f228bb3096 (patch)
tree6a053afa0a156204112b480707608cac60770ac5 /phpBB/phpbb/filesystem.php
parentabaa53b0b295358efcf591587485c01a027cd5cb (diff)
parentdd86e8d0ae0179cf50076cdb1a8020266b6432a5 (diff)
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Merge branch 'develop' of github.com:phpbb/phpbb3 into ticket/8323
# By Joas Schilling (613) and others # Via Andreas Fischer (214) and others * 'develop' of github.com:phpbb/phpbb3: (2494 commits) [ticket/11825] Move schema_data.php into includes/ instead of phpbb/ [ticket/11215] Remove unnecessary comment [ticket/11755] MySQL upgrader out of date [prep-release-3.0.12] Update Changelog for 3.0.12-RC3 release. [prep-release-3.0.12] Bumping version number for 3.0.12-RC3. [ticket/11823] Set up nginx server to match PHP files with characters after .php [ticket/11812] Fix empty define [ticket/11818] Update Symfony dependencies to 2.3.* [ticket/11791] Load adm/ events from styles/adm/event/ [ticket/11215] Fix helper_url_test.php tests [ticket/11215] Add newline back to .htaccess, fix wording [ticket/11215] Update comment in .htaccess [ticket/11215] Uncomment rewrite rules in .htaccess [ticket/11215] Make controller helper url() method use correct format [ticket/11215] Add commented-out URL rewrite capability to .htaccess [ticket/11821] Fix comma usage next to "You are receiving this notification". [ticket/11769] Allow using 0 as poster name [ticket/11769] Allow '0' as username [ticket/11215] Use new URL structure for controllers [ticket/11215] Everything appears to be working... ... Conflicts: phpBB/includes/functions_privmsgs.php
Diffstat (limited to 'phpBB/phpbb/filesystem.php')
-rw-r--r--phpBB/phpbb/filesystem.php52
1 files changed, 52 insertions, 0 deletions
diff --git a/phpBB/phpbb/filesystem.php b/phpBB/phpbb/filesystem.php
new file mode 100644
index 0000000000..27cab48fb0
--- /dev/null
+++ b/phpBB/phpbb/filesystem.php
@@ -0,0 +1,52 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+ exit;
+}
+
+/**
+* A class with various functions that are related to paths, files and the filesystem
+* @package phpBB3
+*/
+class phpbb_filesystem
+{
+ /**
+ * Eliminates useless . and .. components from specified path.
+ *
+ * @param string $path Path to clean
+ * @return string Cleaned path
+ */
+ public function clean_path($path)
+ {
+ $exploded = explode('/', $path);
+ $filtered = array();
+ foreach ($exploded as $part)
+ {
+ if ($part === '.' && !empty($filtered))
+ {
+ continue;
+ }
+
+ if ($part === '..' && !empty($filtered) && $filtered[sizeof($filtered) - 1] !== '..')
+ {
+ array_pop($filtered);
+ }
+ else
+ {
+ $filtered[] = $part;
+ }
+ }
+ $path = implode('/', $filtered);
+ return $path;
+ }
+}