| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /* | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  *  @copyright (c) 2019 Mendel <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  *  @license see license.txt | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | namespace drycart\data; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * Trait for add check logic | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  *  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  * @author mendel | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | trait CheckTrait | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |      * Check if data satisfies the condition | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |      *  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |      * @param array $conditions | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     public function check(array $conditions) : bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |         $args = CompareHelper::tryPrepareSimpleRules($conditions); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |         $type = array_shift($args); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |         switch (strtolower($type)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |             case 'and': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |                 return $this->checkAnd($args); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |             case 'or': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |                 return $this->checkOr($args); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |             case 'not': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |                 return !$this->check($args[0]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |             default: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |                 return $this->checkField($type, $args[0], $args[1]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      * Check AND condition | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      *  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |      * @param array $conditions | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     private function checkAnd(array $conditions) : bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         foreach($conditions as $line) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |             if(!$this->check($line)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |                 return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |      * Check OR condition | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |      *  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |      * @param array $conditions | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |      * @return bool | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 60 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 61 |  |  |     private function checkOr(array $conditions) : bool | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 63 |  |  |         foreach($conditions as $line) { | 
            
                                                                        
                            
            
                                    
            
            
                | 64 |  |  |             if($this->check($line)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 65 |  |  |                 return true; | 
            
                                                                        
                            
            
                                    
            
            
                | 66 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 67 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 68 |  |  |         return false; | 
            
                                                                        
                            
            
                                    
            
            
                | 69 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      * Check/compare some field by rule and some value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      *  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |      * @param string $staredRule | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |      * @param mixed $arg1 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |      * @param mixed $arg2 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |     private function checkField(string $staredRule, $arg1, $arg2) : bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |         [$rulePrefix, $rule] = StrHelper::findPrefix($staredRule, ['*']); | 
                            
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                | 82 |  |  |         $value1 = $this->$arg1; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |         if($rulePrefix == '*') { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |             $value2 = $this->$arg2; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |             $value2 = $arg2; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |         return CompareHelper::checkRule($rule, $value1, $value2); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 90 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 91 |  |  |  | 
            
                        
This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug.