| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * Copyright (c) Padosoft.com 2020. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | //TODO: move some this functions into padosoft/support or padosoft/laravel-support | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | if (!function_exists('getFilenameWithoutExtension')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |     function getFileNameWithoutExtension($filePath){ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |         if ($filePath == '' || is_dir($filePath) || \Illuminate\Support\Str::endsWith($filePath,'/')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |             return ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |         $info = pathinfo($filePath, PATHINFO_FILENAME); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |         if ($info == '.' && PATHINFO_FILENAME == PATHINFO_DIRNAME) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |             return ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |         return ($info !== null && $info != '') ? $info : ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | if (!function_exists('getUploadedFilenameWithoutExtension')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |      * Return the file name of uploaded file (without path and witout extension). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |      * Ex.: /public/upload/pippo.txt ritorna 'pippo' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |      * @param UploadedFile $uploadedFile | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |     function getUploadedFilenameWithoutExtension(\Illuminate\Http\UploadedFile $uploadedFile) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |         return getFilenameWithoutExtension($uploadedFile->getClientOriginalName()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  | if (!function_exists('currentRequestHasFiles')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * Check if the current request has at least one file | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     function currentRequestHasFiles(): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |         return requestHasFiles(request()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  | if (!function_exists('requestHasFiles')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |      * Check if the passed request has at least one file | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |      * @param \Illuminate\Http\Request $request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     function requestHasFiles(\Illuminate\Http\Request $request): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |         return ($request && $request->allFiles() && count($request->allFiles()) > 0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  | if (!function_exists('hasValidMimeType')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |      * Check if uploaded File has a correct MimeType if specified. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      * If $arrMimeType is empty array return true. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      * @param \Illuminate\Http\UploadedFile $uploadedFile | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      * @param array $arrMimeType | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     function hasValidMimeType(\Illuminate\Http\UploadedFile $uploadedFile, array $arrMimeType): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         return count($arrMimeType) > 0 ? in_array($uploadedFile->getMimeType(), $arrMimeType) : true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  | if (!function_exists('getCurrentRequestFileSafe')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |      * Return File in Current Request if ok, otherwise return null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |      * @param string $uploadField | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |      * @return array|null|\Illuminate\Http\UploadedFile|\Illuminate\Http\UploadedFile[] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |     function getCurrentRequestFileSafe(string $uploadField) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |         return getRequestFileSafe($uploadField, request()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  | if (!function_exists('getRequestFileSafe')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |      * Return File in passed request if ok, otherwise return null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |      * @param string $uploadField | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |      * @param \Illuminate\Http\Request $request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |      * @return array|null|\Illuminate\Http\UploadedFile|\Illuminate\Http\UploadedFile[] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |     function getRequestFileSafe( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |         string $uploadField, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         \Illuminate\Http\Request $request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |     ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |         if (!$request) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |             return null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |         $uploadedFile = $request->file($uploadField); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |         //check type because request file method, may returns UploadedFile, array or null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |         if (!is_a($uploadedFile, \Illuminate\Http\UploadedFile::class)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |             return null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |         return $uploadedFile; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  | if (!function_exists('isValidUploadFile')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |      * Check if uploaded File is valid and | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |      * has a valid Mime Type (only if $arrMimeType is not empty array). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |      * Return true is all ok, otherwise return false. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |      * @param \Illuminate\Http\UploadedFile $uploadedFile | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |      * @param array $arrMimeType | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |      * @return bool | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 126 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 127 |  |  |     function isValidUploadFile(\Illuminate\Http\UploadedFile $uploadedFile, array $arrMimeType = array()): bool | 
            
                                                                        
                            
            
                                    
            
            
                | 128 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 129 |  |  |         if (empty($uploadedFile) || !$uploadedFile->isValid()) { | 
            
                                                                        
                            
            
                                    
            
            
                | 130 |  |  |             return false; | 
            
                                                                        
                            
            
                                    
            
            
                | 131 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 132 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 133 |  |  |         return hasValidMimeType($uploadedFile, $arrMimeType); | 
            
                                                                        
                            
            
                                    
            
            
                | 134 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  | if (!function_exists('hasValidUploadFile')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |      * Check if uploaded File is valid and has a valid Mime Type. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |      * Return true is all ok, otherwise return false. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |      * @param string $uploadField | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |      * @param array $arrMimeType | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |      * @param \Illuminate\Http\Request $request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |     function hasValidUploadFile( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |         string $uploadField, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |         \Illuminate\Http\Request $request, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |         array $arrMimeType = array() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |     ): bool { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |         $uploadedFile = getRequestFileSafe($uploadField, $request); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |         if (!is_a($uploadedFile, \Illuminate\Http\UploadedFile::class)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |             return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |         return isValidUploadFile($uploadedFile, $arrMimeType); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  | if (!function_exists('isValidCurrentRequestUploadFile')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |      * Check if uploaded File in current request is valid and has a valid Mime Type. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |      * Return true is all ok, otherwise return false. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |      * @param string $uploadField | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |      * @param array $arrMimeType | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |     function isValidCurrentRequestUploadFile(string $uploadField, array $arrMimeType = array()): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |         return hasValidUploadFile($uploadField, request(), $arrMimeType); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  | if (!function_exists('addFinalSlash')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |      * If dir passed, check if finishes with '/' otherwise append a slash to path. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |      * If wrong or empty string passed, return '/'. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |      * @param string $path | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |     function addFinalSlash(string $path): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |         if ($path === null || $path == '') { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |             return '/'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |         $quoted = preg_quote('/', '/'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |         $path = preg_replace('/(?:' . $quoted . ')+$/', '', $path) . '/'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |         return $path; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  | if (!function_exists('removeStartSlash')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |      * Remove start slash ('/') char in dir if starts with slash. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |      * @param string $directory | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |     function removeStartSlash($directory): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |         if (\Illuminate\Support\Str::startsWith($directory, '/')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |             $directory = substr($directory, 1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |         return $directory; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  | if (!function_exists('removeFinalSlash')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |      * Remove final slash ('/') char in dir if ends with slash. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |      * @param $directory | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |     function removeFinalSlash($directory): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |         if (\Illuminate\Support\Str::endsWith($directory, '/')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |             $directory = substr($directory, 0, -1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |         return $directory; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  | if (!function_exists('njoin')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |      * Joins a split file system path. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  |      * @param array|string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  |      * @see https://github.com/laradic/support/blob/master/src/Path.php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |     function joinPath(): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  |         $paths = func_get_args(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  |         if (func_num_args() === 1 && is_array($paths[0])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  |             $paths = $paths[0]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  |         foreach ($paths as $key => &$argument) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  |             if (is_array($argument)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  |                 $argument = join($argument); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  |             $argument = removeFinalSlash($argument); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  |             if ($key > 0) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  |                 $argument = removeStartSlash($argument); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  |         return implode(DIRECTORY_SEPARATOR, $paths); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  | if (!function_exists('njoin')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  |      * Similar to the joinPath() method, but also normalize()'s the result | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  |      * @param string|array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 266 |  |  |      * @see https://github.com/laradic/support/blob/master/src/Path.php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 267 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  |     function njoin(): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  |         return canonicalize(joinPath(func_get_args())); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  | if (!function_exists('collapseDotFolder')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 275 |  |  |      * Collapse dot folder '.', '..', if possible | 
            
                                                                                                            
                            
            
                                    
            
            
                | 276 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 277 |  |  |      * @param string $root | 
            
                                                                                                            
                            
            
                                    
            
            
                | 278 |  |  |      * @param $part | 
            
                                                                                                            
                            
            
                                    
            
            
                | 279 |  |  |      * @param $canonicalParts | 
            
                                                                                                            
                            
            
                                    
            
            
                | 280 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 281 |  |  |     function collapseDotFolder($root, $part, &$canonicalParts): void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 282 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 283 |  |  |         if ('.' === $part) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 284 |  |  |             return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 285 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 286 |  |  |         // Collapse ".." with the previous part, if one exists | 
            
                                                                                                            
                            
            
                                    
            
            
                | 287 |  |  |         // Don't collapse ".." if the previous part is also ".." | 
            
                                                                                                            
                            
            
                                    
            
            
                | 288 |  |  |         if ('..' === $part && count($canonicalParts) > 0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 289 |  |  |             && '..' !== $canonicalParts[count($canonicalParts) - 1] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 290 |  |  |         ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 291 |  |  |             array_pop($canonicalParts); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 292 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 293 |  |  |             return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 294 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 295 |  |  |         // Only add ".." prefixes for relative paths | 
            
                                                                                                            
                            
            
                                    
            
            
                | 296 |  |  |         if ('..' !== $part || '' === $root) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 297 |  |  |             $canonicalParts[] = $part; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 298 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 299 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 300 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 301 |  |  | if (!function_exists('splitDir')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 302 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 303 |  |  |      * Splits a part into its root directory and the remainder. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 304 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 305 |  |  |      * If the path has no root directory, an empty root directory will be | 
            
                                                                                                            
                            
            
                                    
            
            
                | 306 |  |  |      * returned. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 307 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 308 |  |  |      * If the root directory is a Windows style partition, the resulting root | 
            
                                                                                                            
                            
            
                                    
            
            
                | 309 |  |  |      * will always contain a trailing slash. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 310 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 311 |  |  |      * list ($root, $path) = DirHelpersplit("C:/webmozart") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 312 |  |  |      * // => array("C:/", "webmozart") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 313 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 314 |  |  |      * list ($root, $path) = DirHelpersplit("C:") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 315 |  |  |      * // => array("C:/", "") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 316 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 317 |  |  |      * @param string $path The canonical path to split | 
            
                                                                                                            
                            
            
                                    
            
            
                | 318 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 319 |  |  |      * @return string[] An array with the root directory and the remaining relative | 
            
                                                                                                            
                            
            
                                    
            
            
                | 320 |  |  |      *               path | 
            
                                                                                                            
                            
            
                                    
            
            
                | 321 |  |  |      * @see https://github.com/laradic/support/blob/master/src/Path.php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 322 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 323 |  |  |     function splitDir($path) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 324 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 325 |  |  |         if ('' === $path) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 326 |  |  |             return ['', '']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 327 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 328 |  |  |         $root = ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 329 |  |  |         $length = strlen($path); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 330 |  |  |         // Remove and remember root directory | 
            
                                                                                                            
                            
            
                                    
            
            
                | 331 |  |  |         if ('/' === $path[0]) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 332 |  |  |             $root = '/'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 333 |  |  |             $path = $length > 1 ? substr($path, 1) : ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 334 |  |  |         } elseif ($length > 1 && ctype_alpha($path[0]) && ':' === $path[1]) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 335 |  |  |             if (2 === $length) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 336 |  |  |                 // Windows special case: "C:" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 337 |  |  |                 $root = $path . '/'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 338 |  |  |                 $path = ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 339 |  |  |             } elseif ('/' === $path[2]) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 340 |  |  |                 // Windows normal case: "C:/".. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 341 |  |  |                 $root = substr($path, 0, 3); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 342 |  |  |                 $path = $length > 3 ? substr($path, 3) : ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 343 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 344 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 345 |  |  |         return [$root, $path]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 346 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 347 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 348 |  |  | if (!function_exists('canonicalize')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 349 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 350 |  |  |      * Canonicalizes the given path. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 351 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 352 |  |  |      * During normalization, all slashes are replaced by forward slashes ("/"). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 353 |  |  |      * Furthermore, all "." and ".." segments are removed as far as possible. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 354 |  |  |      * ".." segments at the beginning of relative paths are not removed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 355 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 356 |  |  |      * ```php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 357 |  |  |      * echo DirHelper::canonicalize("\webmozart\puli\..\css\style.css"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 358 |  |  |      * // => /webmozart/style.css | 
            
                                                                                                            
                            
            
                                    
            
            
                | 359 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 360 |  |  |      * echo DirHelper::canonicalize("../css/./style.css"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 361 |  |  |      * // => ../css/style.css | 
            
                                                                                                            
                            
            
                                    
            
            
                | 362 |  |  |      * ``` | 
            
                                                                                                            
                            
            
                                    
            
            
                | 363 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 364 |  |  |      * This method is able to deal with both UNIX and Windows paths. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 365 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 366 |  |  |      * @param string $path A path string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 367 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 368 |  |  |      * @return string The canonical path | 
            
                                                                                                            
                            
            
                                    
            
            
                | 369 |  |  |      * @see https://github.com/laradic/support/blob/master/src/Path.php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 370 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 371 |  |  |     function canonicalize($path): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 372 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 373 |  |  |         $path = (string)$path; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 374 |  |  |         if ('' === $path) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 375 |  |  |             return ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 376 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 377 |  |  |         $path = str_replace('\\', '/', $path); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 378 |  |  |         list ($root, $path) = splitDir($path); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 379 |  |  |         $parts = array_filter(explode('/', $path), 'strlen'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 380 |  |  |         $canonicalParts = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 381 |  |  |         // Collapse dot folder ., .., i f possible | 
            
                                                                                                            
                            
            
                                    
            
            
                | 382 |  |  |         foreach ($parts as $part) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 383 |  |  |             collapseDotFolder($root, $part, $canonicalParts); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 384 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 385 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 386 |  |  |         // Add the root directory again | 
            
                                                                                                            
                            
            
                                    
            
            
                | 387 |  |  |         return $root . implode('/', $canonicalParts); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 388 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 389 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 390 |  |  |  | 
            
                        
If a method or function can return multiple different values and unless you are sure that you only can receive a single value in this context, we recommend to add an additional type check:
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