diff options
Diffstat (limited to 'system/core/URI.php')
-rw-r--r--[-rwxr-xr-x] | system/core/URI.php | 68 |
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()); } } |