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-rw-r--r--system/helpers/path_helper.php37
1 files changed, 15 insertions, 22 deletions
diff --git a/system/helpers/path_helper.php b/system/helpers/path_helper.php
index cd87a73eb..13410545c 100644
--- a/system/helpers/path_helper.php
+++ b/system/helpers/path_helper.php
@@ -2,7 +2,7 @@
/**
* CodeIgniter
*
- * An open source application development framework for PHP 5.1.6 or newer
+ * An open source application development framework for PHP 5.2.4 or newer
*
* NOTICE OF LICENSE
*
@@ -25,8 +25,6 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* CodeIgniter Path Helpers
*
@@ -39,42 +37,37 @@
// ------------------------------------------------------------------------
-/**
- * Set Realpath
- *
- * @access public
- * @param string
- * @param bool checks to see if the path exists
- * @return string
- */
if ( ! function_exists('set_realpath'))
{
+ /**
+ * Set Realpath
+ *
+ * @param string
+ * @param bool checks to see if the path exists
+ * @return string
+ */
function set_realpath($path, $check_existance = FALSE)
{
- // Security check to make sure the path is NOT a URL. No remote file inclusion!
- if (preg_match("#^(http:\/\/|https:\/\/|www\.|ftp|[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3})#i", $path))
+ // Security check to make sure the path is NOT a URL. No remote file inclusion!
+ if (preg_match('#^(http:\/\/|https:\/\/|www\.|ftp|[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3})#i', $path))
{
show_error('The path you submitted must be a local server path, not a URL');
}
// Resolve the path
- if (function_exists('realpath') AND @realpath($path) !== FALSE)
+ if (function_exists('realpath') && @realpath($path) !== FALSE)
{
$path = realpath($path);
}
-
- // Add a trailing slash
- $path = rtrim($path, DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR;
-
- // Make sure the path exists
- if ($check_existance == TRUE && ! is_dir($path))
+ elseif ($check_existance && ! is_dir($path) && ! is_file($path))
{
show_error('Not a valid path: '.$path);
}
- return $path;
+ // Add a trailing slash, if this is a directory
+ return is_dir($path) ? rtrim($path, DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR : $path;
}
}
/* End of file path_helper.php */
-/* Location: ./system/helpers/path_helper.php */
+/* Location: ./system/helpers/path_helper.php */ \ No newline at end of file