diff options
Diffstat (limited to 'system/core/Router.php')
| -rw-r--r-- | system/core/Router.php | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/system/core/Router.php b/system/core/Router.php index cb7df5320..727e85f7e 100644 --- a/system/core/Router.php +++ b/system/core/Router.php @@ -380,16 +380,35 @@ class CI_Router { // Does the RegEx match? if (preg_match('#^'.$key.'$#', $uri)) { - // Are we using php functions to process matches? - $modifier = strpos($val, $this->route_prepend) === 0? 'e': ''; + // Are we using a callback? + $callable = is_callable($val); + + // Determine the appropriate preg_replace to use. + $preg_replace_type = $callable? 'preg_replace_callback': 'preg_replace'; + + // Are we using the route_prepend to change how we process the matches? + $modifier = (is_string($val) AND strpos($val, $this->route_prepend) === 0)? 'e': ''; - // If we have the 'e' modifier, remove the prepend from the route value. - $val = $modifier === 'e'? substr($val, strlen($this->route_prepend)): $val; + // Are we using callbacks to process the matches? + if($callable){ + $val = function($matches)use($val){ + // Remove the string we are matching against from the matches array. + array_shift($matches); + + // Distribute the matches to the arguments of the user's callback. + return call_user_func_array($val, $matches); + }; + } + else + { + // Remove the "php:" portion of the string if it exists. + $val = $modifier === 'e'? substr($val, strlen($this->route_prepend)): $val; + } // Do we have a back-reference? - if (strpos($val, '$') !== FALSE && strpos($key, '(') !== FALSE) + if ($callable OR (strpos($val, '$') !== FALSE && strpos($key, '(') !== FALSE)) { - $val = preg_replace('#^'.$key.'$#'.$modifier, $val, $uri); + $val = call_user_func($preg_replace_type, '#^'.$key.'$#'.$modifier, $val, $uri); } return $this->_set_request(explode('/', $val)); |