| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | declare(strict_types=1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | namespace Selami\View\Twig\Functions; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use Selami\View\FunctionInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | class Pagination implements FunctionInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |     const PAGE_GROUP_LIMIT = 3; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |     private $total; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |     private $current; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |     private $linkTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |     private $parentTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |     private $itemTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     private $linkItemTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |     private $ellipsesTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     public function __construct( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |         int $total, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |         int $current, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |         string $linkTemplate, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |         string $parentTemplate, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |         string $itemTemplate, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |         string $linkItemTemplate, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |         string $ellipsesTemplate | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |      | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |         $this->total = $total; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |         $this->current = $current; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |         $this->linkTemplate = $linkTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |         $this->parentTemplate = $parentTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |         $this->itemTemplate = $itemTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |         $this->linkItemTemplate = $linkItemTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |         $this->ellipsesTemplate = $ellipsesTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |     public function run(): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |         $items =  ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |         $renderedEllipses = 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |         $useEllipses = ($this->total > 10) ? 1 : 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |         for ($i=1; $i <= $this->total; $i++) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |             $item = $this->getItem($i, $renderedEllipses, $useEllipses); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |             $items .= $item[0]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |             $renderedEllipses = $item[1]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         return str_replace('(items)', $items, $this->parentTemplate); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     private function getItem(int $i, $renderedEllipses, $useEllipses) : array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |         $values = [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |             '(item_class)'  => '', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |             '(href)'        => '', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |             '(link_class)'  => '', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |             '(text)'  => '' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |         ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |         $class = $this->getClasses($i); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |         $values['(link_class)'] = $class; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         $values['(item_class)'] = $class; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |         $values['(text)'] = $i; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         $values['(href)'] = str_replace('(page_num)', $i, $this->linkTemplate); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |         $itemData = $this->determineUseLink($i, $values, $useEllipses, $renderedEllipses); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         return $itemData; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     private function determineUseLink(int $i, array $values, int $useEllipses, int $renderedEllipses) : array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         $item =''; | 
                            
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                | 74 |  |  |         if ($useEllipses === 1) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |             return $this->useEllipses($i, $values, $renderedEllipses); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         $link = strtr($this->linkItemTemplate, $values); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |         $thisItemTemplate = str_replace( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |             array('(link)'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |             array($link), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |             $this->itemTemplate | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |         $item = strtr($thisItemTemplate, $values); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |         return [$item, $renderedEllipses]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     private function useEllipses(int $i, array $values, int $renderedEllipses) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |         $pageGroupLimit = self::PAGE_GROUP_LIMIT; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |         $item =  ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |         if (($i <= $pageGroupLimit) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |             ||  ($i >= ($this->current-1) && $i <= ($this->current+1)) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |             || ($i >= ($this->total-2)) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |         ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |             return $this->returnLink($values); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |         if ($renderedEllipses === 0) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |             $item = $this->ellipsesTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         $renderedEllipses = 1; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |         return [$item, $renderedEllipses]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 103 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 104 |  |  |     private function returnLink($values) | 
            
                                                                        
                            
            
                                    
            
            
                | 105 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 106 |  |  |         $renderedEllipses = 0; | 
            
                                                                        
                            
            
                                    
            
            
                | 107 |  |  |         $link = strtr($this->linkItemTemplate, $values); | 
            
                                                                        
                            
            
                                    
            
            
                | 108 |  |  |         $thisItemTemplate = str_replace( | 
            
                                                                        
                            
            
                                    
            
            
                | 109 |  |  |             array('(link)'), | 
            
                                                                        
                            
            
                                    
            
            
                | 110 |  |  |             array($link), | 
            
                                                                        
                            
            
                                    
            
            
                | 111 |  |  |             $this->itemTemplate | 
            
                                                                        
                            
            
                                    
            
            
                | 112 |  |  |         ); | 
            
                                                                        
                            
            
                                    
            
            
                | 113 |  |  |         $item = strtr($thisItemTemplate, $values); | 
            
                                                                        
                            
            
                                    
            
            
                | 114 |  |  |         return [$item, $renderedEllipses]; | 
            
                                                                        
                            
            
                                    
            
            
                | 115 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |     private function getClasses(int $i) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |         if ($i === $this->current) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |             return 'active'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |         return ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 124 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 125 |  |  |  | 
            
                        
This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVarassignment in line 1 and the$higherassignment in line 2 are dead. The first because$myVaris never used and the second because$higheris always overwritten for every possible time line.