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-rw-r--r--[-rwxr-xr-x]system/core/URI.php68
1 files changed, 37 insertions, 31 deletions
diff --git a/system/core/URI.php b/system/core/URI.php
index e66cb6dc5..6a8b1a5ac 100755..100644
--- a/system/core/URI.php
+++ b/system/core/URI.php
@@ -111,23 +111,23 @@ class CI_URI {
// Is there a PATH_INFO variable?
// Note: some servers seem to have trouble with getenv() so we'll test it two ways
- $path = (isset($_SERVER['PATH_INFO'])) ? $_SERVER['PATH_INFO'] : @getenv('PATH_INFO');
- if (trim($path, '/') != '' && $path !== '/'.SELF)
+ $path = isset($_SERVER['PATH_INFO']) ? $_SERVER['PATH_INFO'] : @getenv('PATH_INFO');
+ if (trim($path, '/') !== '' && $path !== '/'.SELF)
{
$this->_set_uri_string($path);
return;
}
// No PATH_INFO?... What about QUERY_STRING?
- $path = (isset($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : @getenv('QUERY_STRING');
- if (trim($path, '/') != '')
+ $path = isset($_SERVER['QUERY_STRING']) ? $_SERVER['QUERY_STRING'] : @getenv('QUERY_STRING');
+ if (trim($path, '/') !== '')
{
$this->_set_uri_string($path);
return;
}
// As a last ditch effort lets try using the $_GET array
- if (is_array($_GET) && count($_GET) === 1 && trim(key($_GET), '/') != '')
+ if (is_array($_GET) && count($_GET) === 1 && trim(key($_GET), '/') !== '')
{
$this->_set_uri_string(key($_GET));
return;
@@ -163,7 +163,7 @@ class CI_URI {
* @param string
* @return void
*/
- public function _set_uri_string($str)
+ protected function _set_uri_string($str)
{
// Filter out control characters
$str = remove_invisible_characters($str, FALSE);
@@ -177,8 +177,8 @@ class CI_URI {
/**
* Detects the URI
*
- * This function will detect the URI automatically and fix the query string
- * if necessary.
+ * This function will detect the URI automatically
+ * and fix the query string if necessary.
*
* @return string
*/
@@ -189,23 +189,27 @@ class CI_URI {
return '';
}
- $uri = $_SERVER['REQUEST_URI'];
- if (strpos($uri, $_SERVER['SCRIPT_NAME']) === 0)
+ if (strpos($_SERVER['REQUEST_URI'], $_SERVER['SCRIPT_NAME']) === 0)
{
- $uri = substr($uri, strlen($_SERVER['SCRIPT_NAME']));
+ $uri = substr($_SERVER['REQUEST_URI'], strlen($_SERVER['SCRIPT_NAME']));
}
- elseif (strpos($uri, dirname($_SERVER['SCRIPT_NAME'])) === 0)
+ elseif (strpos($_SERVER['REQUEST_URI'], dirname($_SERVER['SCRIPT_NAME'])) === 0)
{
- $uri = substr($uri, strlen(dirname($_SERVER['SCRIPT_NAME'])));
+ $uri = substr($_SERVER['REQUEST_URI'], strlen(dirname($_SERVER['SCRIPT_NAME'])));
+ }
+ else
+ {
+ $uri = $_SERVER['REQUEST_URI'];
}
// This section ensures that even on servers that require the URI to be in the query string (Nginx) a correct
// URI is found, and also fixes the QUERY_STRING server var and $_GET array.
- if (strncmp($uri, '?/', 2) === 0)
+ if (strpos($uri, '?/') === 0)
{
$uri = substr($uri, 2);
}
- $parts = preg_split('#\?#i', $uri, 2);
+
+ $parts = explode('?', $uri, 2);
$uri = $parts[0];
if (isset($parts[1]))
{
@@ -218,12 +222,12 @@ class CI_URI {
$_GET = array();
}
- if ($uri == '/' OR empty($uri))
+ if ($uri === '/' OR empty($uri))
{
return '/';
}
- $uri = parse_url($uri, PHP_URL_PATH);
+ $uri = parse_url('pseudo://hostname/'.$uri, PHP_URL_PATH);
// Do some final cleaning of the URI and return it
return str_replace(array('//', '../'), '/', trim($uri, '/'));
@@ -270,11 +274,11 @@ class CI_URI {
*/
public function _filter_uri($str)
{
- if ($str != '' && $this->config->item('permitted_uri_chars') != '' && $this->config->item('enable_query_strings') == FALSE)
+ if ($str !== '' && $this->config->item('permitted_uri_chars') != '' && $this->config->item('enable_query_strings') === FALSE)
{
// preg_quote() in PHP 5.3 escapes -, so the str_replace() and addition of - to preg_quote() is to maintain backwards
// compatibility as many are unaware of how characters in the permitted_uri_chars will be parsed as a regex pattern
- if ( ! preg_match('|^['.str_replace(array('\\-', '\-'), '-', preg_quote($this->config->item('permitted_uri_chars'), '-')).']+$|i', $str))
+ if ( ! preg_match('|^['.str_replace(array('\\-', '\-'), '-', preg_quote($this->config->item('permitted_uri_chars'), '-')).']+$|i', urldecode($str)))
{
show_error('The URI you submitted has disallowed characters.', 400);
}
@@ -298,9 +302,11 @@ class CI_URI {
*/
public function _remove_url_suffix()
{
- if ($this->config->item('url_suffix') != '')
+ $suffix = (string) $this->config->item('url_suffix');
+
+ if ($suffix !== '' && ($offset = strrpos($this->uri_string, $suffix)) !== FALSE)
{
- $this->uri_string = preg_replace('|'.preg_quote($this->config->item('url_suffix')).'$|', '', $this->uri_string);
+ $this->uri_string = substr_replace($this->uri_string, '', $offset, strlen($suffix));
}
}
@@ -321,7 +327,7 @@ class CI_URI {
// Filter segments for security
$val = trim($this->_filter_uri($val));
- if ($val != '')
+ if ($val !== '')
{
$this->segments[] = $val;
}
@@ -358,10 +364,10 @@ class CI_URI {
* This function returns the URI segment based on the number provided.
*
* @param int
- * @param bool
+ * @param mixed
* @return string
*/
- public function segment($n, $no_result = FALSE)
+ public function segment($n, $no_result = NULL)
{
return isset($this->segments[$n]) ? $this->segments[$n] : $no_result;
}
@@ -376,10 +382,10 @@ class CI_URI {
* same result as $this->segment()
*
* @param int
- * @param bool
+ * @param mixed
* @return string
*/
- public function rsegment($n, $no_result = FALSE)
+ public function rsegment($n, $no_result = NULL)
{
return isset($this->rsegments[$n]) ? $this->rsegments[$n] : $no_result;
}
@@ -462,7 +468,7 @@ class CI_URI {
{
return (count($default) === 0)
? array()
- : array_fill_keys($default, FALSE);
+ : array_fill_keys($default, NULL);
}
$segments = array_slice($this->$segment_array(), ($n - 1));
@@ -477,7 +483,7 @@ class CI_URI {
}
else
{
- $retval[$seg] = FALSE;
+ $retval[$seg] = NULL;
$lastval = $seg;
}
@@ -490,7 +496,7 @@ class CI_URI {
{
if ( ! array_key_exists($val, $retval))
{
- $retval[$val] = FALSE;
+ $retval[$val] = NULL;
}
}
}
@@ -511,7 +517,7 @@ class CI_URI {
public function assoc_to_uri($array)
{
$temp = array();
- foreach ( (array) $array as $key => $val)
+ foreach ((array) $array as $key => $val)
{
$temp[] = $key;
$temp[] = $val;
@@ -644,7 +650,7 @@ class CI_URI {
*/
public function ruri_string()
{
- return '/'.implode('/', $this->rsegment_array());
+ return implode('/', $this->rsegment_array());
}
}