| Conditions | 10 | 
| Paths | 17 | 
| Total Lines | 43 | 
| Code Lines | 24 | 
| Lines | 0 | 
| Ratio | 0 % | 
| Changes | 0 | ||
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
| 1 | <?php  | 
            ||
| 35 | private function initSession()  | 
            ||
| 36 |     { | 
            ||
| 37 | global $opt;  | 
            ||
| 38 | |||
| 39 |         if ($this->session_initialized !== true) { | 
            ||
| 40 |             session_name('SESSION'); | 
            ||
| 41 | session_set_cookie_params(  | 
            ||
| 42 | $opt['session']['expire']['cookie'],  | 
            ||
| 43 | $opt['session']['path'],  | 
            ||
| 44 | $opt['session']['domain']  | 
            ||
| 45 | );  | 
            ||
| 46 | session_start();  | 
            ||
| 47 | |||
| 48 |             if ($opt['session']['check_referer']) { | 
            ||
| 49 |                 if (isset($_SERVER['REFERER'])) { | 
            ||
| 50 | // TODO fix the following if statement, seems corrupted  | 
            ||
| 51 | if (strtolower(  | 
            ||
| 52 | substr(  | 
            ||
| 53 | 'http' + strstr($_SERVER['REFERER'], '://'),  | 
            ||
| 54 | 0,  | 
            ||
| 55 | strlen($opt['page']['absolute_http_url'])  | 
            ||
| 56 | )  | 
            ||
| 57 | ) != strtolower($opt['page']['absolute_http_url'])  | 
            ||
| 58 |                     ) { | 
            ||
| 59 | $this->createNewSession();  | 
            ||
| 60 | }  | 
            ||
| 61 | }  | 
            ||
| 62 | }  | 
            ||
| 63 | |||
| 64 |             if ((isset($_GET['SESSION']) || isset($_POST['SESSION'])) && count($_SESSION) > 0) { | 
            ||
| 65 | // compare and set timestamp  | 
            ||
| 66 |                 if (isset($_SESSION['lastcall'])) { | 
            ||
| 67 |                     if (abs(time() - $_SESSION['lastcall']) > $opt['session']['expire']['url']) { | 
            ||
| 68 | $this->createNewSession();  | 
            ||
| 69 | }  | 
            ||
| 70 | }  | 
            ||
| 71 | |||
| 72 | $_SESSION['lastcall'] = time();  | 
            ||
| 73 | }  | 
            ||
| 74 | |||
| 75 | $this->session_initialized = true;  | 
            ||
| 76 | }  | 
            ||
| 77 | }  | 
            ||
| 78 | |||
| 173 | 
Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: