| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * \PHPCompatibility\Sniffs\PHP\ReservedFunctionNamesSniff. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * @category PHP | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * @package  PHPCompatibility | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * @author   Juliette Reinders Folmer <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | namespace PHPCompatibility\Sniffs\PHP; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | use PHPCompatibility\PHPCSHelper; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  * \PHPCompatibility\Sniffs\PHP\ReservedFunctionNamesSniff. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  * All function and method names starting with double underscore are reserved by PHP. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  * {@internal Extends an upstream sniff to benefit from the properties contained therein. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  *            The properties are lists of valid PHP magic function and method names, which | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  *            should be ignored for the purposes of this sniff. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  *            As this sniff is not PHP version specific, we don't need access to the utility | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  *            methods in the PHPCompatibility\Sniff, so extending the upstream sniff is fine. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  *            As the upstream sniff checks the same (and more, but we don't need the rest), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  *            the logic in this sniff is largely the same as used upstream. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  *            Extending the upstream sniff instead of including it via the ruleset, however, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |  *            prevents hard to debug issues of errors not being reported from the upstream sniff | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  *            if this library is used in combination with other rulesets.}} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |  * @category PHP | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  * @package  PHPCompatibility | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  * @author   Juliette Reinders Folmer <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  | class ReservedFunctionNamesSniff extends \Generic_Sniffs_NamingConventions_CamelCapsFunctionNameSniff | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * Overload the constructor to work round various PHPCS cross-version compatibility issues. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     public function __construct() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |         $scopeTokens = array(T_CLASS, T_INTERFACE); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |         if (defined('T_TRAIT')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |             // phpcs:ignore PHPCompatibility.PHP.NewConstants.t_traitFound | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |             $scopeTokens[] = T_TRAIT; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         if (defined('T_ANON_CLASS')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |             // phpcs:ignore PHPCompatibility.PHP.NewConstants.t_anon_classFound | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |             $scopeTokens[] = T_ANON_CLASS; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         // Call the grand-parent constructor directly. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |         \PHP_CodeSniffer_Standards_AbstractScopeSniff::__construct($scopeTokens, array(T_FUNCTION), true); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |         $phpcsVersion = PHPCSHelper::getVersion(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |         if (version_compare($phpcsVersion, '2.0.0', '<') === true) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |             $this->magicMethods            = array_flip($this->magicMethods); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |             $this->methodsDoubleUnderscore = array_flip($this->methodsDoubleUnderscore); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |             $this->magicFunctions          = array_flip($this->magicFunctions); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |         // Make sure debuginfo is included in the array. Upstream only includes it since 2.5.1. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         $this->magicMethods['debuginfo'] = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |      * Processes the tokens within the scope. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      * @param \PHP_CodeSniffer_File $phpcsFile The file being processed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      * @param int                   $stackPtr  The position where this token was | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      *                                         found. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |      * @param int                   $currScope The position of the current scope. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |      * @return void | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 77 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 78 |  |  |     protected function processTokenWithinScope(\PHP_CodeSniffer_File $phpcsFile, $stackPtr, $currScope) | 
            
                                                                        
                            
            
                                    
            
            
                | 79 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 80 |  |  |         $tokens = $phpcsFile->getTokens(); | 
            
                                                                        
                            
            
                                    
            
            
                | 81 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 82 |  |  |         $methodName = $phpcsFile->getDeclarationName($stackPtr); | 
            
                                                                        
                            
            
                                    
            
            
                | 83 |  |  |         if ($methodName === null) { | 
            
                                                                        
                            
            
                                    
            
            
                | 84 |  |  |             // Ignore closures. | 
            
                                                                        
                            
            
                                    
            
            
                | 85 |  |  |             return; | 
            
                                                                        
                            
            
                                    
            
            
                | 86 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 87 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 88 |  |  |         // Is this a magic method. i.e., is prefixed with "__" ? | 
            
                                                                        
                            
            
                                    
            
            
                | 89 |  |  |         if (preg_match('|^__[^_]|', $methodName) > 0) { | 
            
                                                                        
                            
            
                                    
            
            
                | 90 |  |  |             $magicPart = strtolower(substr($methodName, 2)); | 
            
                                                                        
                            
            
                                    
            
            
                | 91 |  |  |             if (isset($this->magicMethods[$magicPart]) === false | 
            
                                                                        
                            
            
                                    
            
            
                | 92 |  |  |                 && isset($this->methodsDoubleUnderscore[$magicPart]) === false | 
            
                                                                        
                            
            
                                    
            
            
                | 93 |  |  |             ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 94 |  |  |                 $className = '[anonymous class]'; | 
            
                                                                        
                            
            
                                    
            
            
                | 95 |  |  |                 if (defined('T_ANON_CLASS') === false || $tokens[$currScope]['type'] !== 'T_ANON_CLASS') { | 
            
                                                                        
                            
            
                                    
            
            
                | 96 |  |  |                     $className = $phpcsFile->getDeclarationName($currScope); | 
            
                                                                        
                            
            
                                    
            
            
                | 97 |  |  |                 } | 
            
                                                                        
                            
            
                                    
            
            
                | 98 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 99 |  |  |                 $phpcsFile->addWarning( | 
            
                                                                        
                            
            
                                    
            
            
                | 100 |  |  |                     'Method name "%s" is discouraged; PHP has reserved all method names with a double underscore prefix for future use.', | 
            
                                                                        
                            
            
                                    
            
            
                | 101 |  |  |                     $stackPtr, | 
            
                                                                        
                            
            
                                    
            
            
                | 102 |  |  |                     'MethodDoubleUnderscore', | 
            
                                                                        
                            
            
                                    
            
            
                | 103 |  |  |                     array($className.'::'.$methodName) | 
            
                                                                        
                            
            
                                    
            
            
                | 104 |  |  |                 ); | 
            
                                                                        
                            
            
                                    
            
            
                | 105 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 106 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 107 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |      * Processes the tokens outside the scope. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |      * @param \PHP_CodeSniffer_File $phpcsFile The file being processed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |      * @param int                   $stackPtr  The position where this token was | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |      *                                         found. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |     protected function processTokenOutsideScope(\PHP_CodeSniffer_File $phpcsFile, $stackPtr) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         $functionName = $phpcsFile->getDeclarationName($stackPtr); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |         if ($functionName === null) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |             // Ignore closures. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |             return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |         // Is this a magic function. i.e., it is prefixed with "__". | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |         if (preg_match('|^__[^_]|', $functionName) > 0) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |             $magicPart = strtolower(substr($functionName, 2)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |             if (isset($this->magicFunctions[$magicPart]) === false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |                 $phpcsFile->addWarning( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |                     'Function name "%s" is discouraged; PHP has reserved all method names with a double underscore prefix for future use.', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |                     $stackPtr, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |                     'FunctionDoubleUnderscore', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |                     array($functionName) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |                 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 141 |  |  | }//end class | 
            
                                                        
            
                                    
            
            
                | 142 |  |  |  |