| Conditions | 7 | 
| Paths | 4 | 
| Total Lines | 56 | 
| Code Lines | 44 | 
| 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 | ||
| 30 | function b_marquee_catads($limit, $dateFormat, $itemsSize) | ||
| 31 | { | ||
| 32 | global $xoopsModule, $xoopsModuleConfig, $xoopsDB; | ||
|  | |||
| 33 | include_once XOOPS_ROOT_PATH . '/modules/catads/class/cat.php'; | ||
| 34 | $block = array(); | ||
| 35 |     if (empty($xoopsModule) || $xoopsModule->getVar('dirname') !== 'catads') { | ||
| 36 |         $moduleHandler = xoops_getHandler('module'); | ||
| 37 |         $module         = $moduleHandler->getByDirname('catads'); | ||
| 38 |         $configHandler = xoops_getHandler('config'); | ||
| 39 |         $config         =& $configHandler->getConfigsByCat(0, $module->getVar('mid')); | ||
| 40 |     } else { | ||
| 41 | $module =& $xoopsModule; | ||
| 42 | $config =& $xoopsModuleConfig; | ||
| 43 | } | ||
| 44 | //echo '<br />ok'; | ||
| 45 |     $ads_hnd  = xoops_getModuleHandler('ads', 'catads'); | ||
| 46 |     $criteria = new CriteriaCompo(new Criteria('waiting', '0')); | ||
| 47 |     $criteria->add(new Criteria('published', time(), '<')); | ||
| 48 |     $criteria->add(new Criteria('expired', time(), '>')); | ||
| 49 |     $criteria->setSort('published'); | ||
| 50 |     $criteria->setOrder('DESC'); | ||
| 51 | $criteria->setLimit($limit); | ||
| 52 | $nbads = $ads_hnd->getCount($criteria); | ||
| 53 | |||
| 54 | $itemArray = array(); | ||
| 55 | $catBuffer = array(); | ||
| 56 | |||
| 57 |     if ($nbads > 0) { | ||
| 58 | $ads = $ads_hnd->getObjects($criteria); | ||
| 59 | $myts = MyTextSanitizer::getInstance(); | ||
| 60 |         foreach ($ads as $oneads) { | ||
| 61 |             if ($itemsSize > 0) { | ||
| 62 |                 $title = xoops_substr($oneads->getVar('ads_title'), 0, $itemsSize); | ||
| 63 |             } else { | ||
| 64 |                 $title = $oneads->getVar('ads_title'); | ||
| 65 | } | ||
| 66 |             if (!isset($catBuffer[$oneads->getVar('cat_id')])) { | ||
| 67 |                 $tmpcat                                = new AdsCategory($oneads->getVar('cat_id')); | ||
| 68 |                 $catBuffer[$oneads->getVar('cat_id')] = $tmpcat->title(); | ||
| 69 | $catTitle = $tmpcat->title(); | ||
| 70 |             } else { | ||
| 71 |                 $catTitle = $catBuffer[$oneads->getVar('cat_id')]; | ||
| 72 | } | ||
| 73 | $block[] = array( | ||
| 74 |                 'date'     => formatTimestamp($oneads->getVar('published'), $dateFormat), | ||
| 75 | 'category' => '', | ||
| 76 |                 'author'   => XoopsUser::getUnameFromId($oneads->getVar('uid')), | ||
| 77 | 'title' => $title, | ||
| 78 |                 'link'     => "<a href='" . XOOPS_URL . '/modules/catads/adsitem.php?ads_id=' . $oneads->getVar('ads_id') . "'>" . $title . '</a>' | ||
| 79 | ); | ||
| 80 | unset($itemArray); | ||
| 81 | } | ||
| 82 | } | ||
| 83 | |||
| 84 | return $block; | ||
| 85 | } | ||
| 86 | 
Instead of relying on
globalstate, we recommend one of these alternatives:1. Pass all data via parameters
2. Create a class that maintains your state