| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * This file is part of the php-epp2 library. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * (c) Gunter Grodotzki <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * For the full copyright and license information, please view the LICENSE file | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * that was distributed with this source code. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | namespace AfriCC\EPP\Frame; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use AfriCC\EPP\AbstractFrame; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | use AfriCC\EPP\DOM\DOMTools; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | use AfriCC\EPP\Frame\Response\Result; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | use DOMNodeList; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  * @see http://tools.ietf.org/html/rfc5730#section-2.6 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | class Response extends AbstractFrame | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 23 |  |  | { | 
            
                                                                        
                            
            
                                    
            
            
                | 24 |  |  |     public function results() | 
            
                                                                        
                            
            
                                    
            
            
                | 25 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 26 |  |  |         $results = []; | 
            
                                                                        
                            
            
                                    
            
            
                | 27 |  |  |         $nodes = $this->get('//epp:epp/epp:response/epp:result'); | 
            
                                                                        
                            
            
                                    
            
            
                | 28 |  |  |         foreach ($nodes as $node) { | 
                            
                    |  |  |  | 
                                                                                        
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                | 29 |  |  |             $results[] = new Result($node); | 
            
                                                                        
                            
            
                                    
            
            
                | 30 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 31 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 32 |  |  |         return $results; | 
            
                                                                        
                            
            
                                    
            
            
                | 33 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     public function success() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |         $code = $this->code(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |         if ($code >= 1000 && $code < 2000) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |             return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |         return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     public function code() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         return (int) $this->get('//epp:epp/epp:response/epp:result/@code'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     public function message() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         return (string) $this->get('//epp:epp/epp:response/epp:result/epp:msg/text()'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     public function clientTransactionId() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |         $value = $this->get('//epp:epp/epp:response/epp:trID/epp:clTRID/text()'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |         if ($value === false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |             return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         return (string) $value; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |     public function serverTransactionId() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |         $value = $this->get('//epp:epp/epp:response/epp:trID/epp:svTRID/text()'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         if ($value === false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |             return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |         return (string) $value; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |     public function data() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         $nodes = $this->get('//epp:epp/epp:response/epp:resData'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |         if ($nodes === false || !($nodes instanceof DOMNodeList) || $nodes->length === 0 || !$nodes->item(0)->hasChildNodes()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |             $data = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |             $data = DOMTools::nodeToArray($nodes->item(0)); | 
                            
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                | 82 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |         // check for extension data | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |         $nodes = $this->get('//epp:epp/epp:response/epp:extension'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |         if ($nodes !== false && $nodes instanceof DOMNodeList && $nodes->length > 0 && $nodes->item(0)->hasChildNodes()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |             $data = array_merge_recursive($data, DOMTools::nodeToArray($nodes->item(0))); | 
                            
                    |  |  |  | 
                                                                                        
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                | 88 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |         return $data; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 92 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 93 |  |  |  | 
            
                        
There are different options of fixing this problem.
If you want to be on the safe side, you can add an additional type-check:
If you are sure that the expression is traversable, you might want to add a doc comment cast to improve IDE auto-completion and static analysis:
Mark the issue as a false-positive: Just hover the remove button, in the top-right corner of this issue for more options.