| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | declare(strict_types=1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | namespace DevMakerLab\LaravelFilters; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use Illuminate\Database\Query\Builder; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | abstract class AbstractFilterableRepository | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |     protected array $filters = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |     protected ?int $limit = null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |      * @throws FilterClassNotFound | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |      * @throws IncorrectFilterException | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 | 5 |  |     public function addFilter(string $filter): self | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 | 5 |  |         if (! class_exists($filter)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 | 1 |  |             throw new FilterClassNotFound(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 | 4 |  |         if (! is_subclass_of($filter, AbstractFilter::class)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 | 1 |  |             throw new IncorrectFilterException($filter); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 | 3 |  |         $this->filters[] = $filter; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 | 3 |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 | 2 |  |     public function resetFilters(): self | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 | 2 |  |         $this->filters = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 | 2 |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 | 3 |  |     public function limit(int $limit): self | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 | 3 |  |         $this->limit = $limit; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 | 3 |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 48 | 2 |  |     public function resetLimit(): self | 
            
                                                                        
                            
            
                                    
            
            
                | 49 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 50 | 2 |  |         $this->limit = null; | 
            
                                                                        
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 52 | 2 |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 | 1 |  |     public function applyFilters(Builder &$builder, array $args): self | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 | 1 |  |         foreach ($this->filters as $filter) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 | 1 |  |             $neededArgs = $this->extractNeededArgs($filter, $args); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 | 1 |  |             if ($filter::isApplicable($neededArgs)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 | 1 |  |                 $filterInstance = new $filter($neededArgs); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 | 1 |  |                 $filterInstance->apply($builder); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 | 1 |  |         if ($this->limit) { | 
                            
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                | 67 | 1 |  |             $builder->limit($this->limit); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 | 1 |  |         $this->resetFilters(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 | 1 |  |         $this->resetLimit(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 | 1 |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 | 1 |  |     private function extractNeededArgs(string $class, array $args): array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 | 1 |  |         return array_intersect_key($args, array_flip(array_keys(get_class_vars($class)))); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 80 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 81 |  |  |  | 
            
                        
In PHP, under loose comparison (like
==, or!=, orswitchconditions), values of different types might be equal.For
integervalues, zero is a special case, in particular the following results might be unexpected: