| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * Case-insensitive dictionary, suitable for HTTP headers | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * @package Requests | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * Case-insensitive dictionary, suitable for HTTP headers | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * @package Requests | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | class Requests_Response_Headers extends Requests_Utility_CaseInsensitiveDictionary { | 
                            
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                | 14 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | 	 * Get the given header | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | 	 * Unlike {@see self::getValues()}, this returns a string. If there are | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | 	 * multiple values, it concatenates them with a comma as per RFC2616. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | 	 * Avoid using this where commas may be used unquoted in values, such as | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | 	 * Set-Cookie headers. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | 	 * @param string $key | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | 	 * @return string Header value | 
                            
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                | 25 |  |  | 	 */ | 
            
                                                                        
                            
            
                                                                    
                                                                                                        
            
            
                | 26 |  | View Code Duplication | 	public function offsetGet($key) { | 
                            
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                | 27 |  |  | 		$key = strtolower($key); | 
                            
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                | 28 |  |  | 		if (!isset($this->data[$key])) { | 
            
                                                                        
                            
            
                                    
            
            
                | 29 |  |  | 			return null; | 
            
                                                                        
                            
            
                                    
            
            
                | 30 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 31 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 32 |  |  | 		return $this->flatten($this->data[$key]); | 
            
                                                                        
                            
            
                                    
            
            
                | 33 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  | 	 * Set the given item | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  | 	 * @throws Requests_Exception On attempting to use dictionary as list (`invalidset`) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  | 	 * @param string $key Item name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  | 	 * @param string $value Item value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  | 	public function offsetSet($key, $value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  | 		if ($key === null) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  | 			throw new Requests_Exception('Object is a dictionary, not a list', 'invalidset'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  | 		$key = strtolower($key); | 
                            
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                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  | 		if (!isset($this->data[$key])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  | 			$this->data[$key] = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  | 		$this->data[$key][] = $value; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  | 	 * Get all values for a given header | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  | 	 * @param string $key | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  | 	 * @return array Header values | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 63 |  | View Code Duplication | 	public function getValues($key) { | 
                            
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                | 64 |  |  | 		$key = strtolower($key); | 
                            
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                | 65 |  |  | 		if (!isset($this->data[$key])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  | 			return null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  | 		return $this->data[$key]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | 	 * Flattens a value into a string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  | 	 * Converts an array into a string by imploding values with a comma, as per | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  | 	 * RFC2616's rules for folding headers. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  | 	 * @param string|array $value Value to flatten | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  | 	 * @return string Flattened value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  | 	public function flatten($value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  | 		if (is_array($value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  | 			$value = implode(',', $value); | 
                            
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                | 84 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  | 		return $value; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 	 * Get an iterator for the data | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  | 	 * Converts the internal | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  | 	 * @return ArrayIterator | 
                            
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                | 94 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  | 	public function getIterator() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  | 		return new Requests_Utility_FilteredIterator($this->data, array($this, 'flatten')); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  | 	} | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 98 |  |  | } | 
                            
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                | 99 |  |  |  | 
            
                        
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.