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Direktori : /home/silvzytp/dsr_code/vendor/laravel/serializable-closure/src/Support/ |
Current File : //home/silvzytp/dsr_code/vendor/laravel/serializable-closure/src/Support/ReflectionClosure.php |
<?php namespace Laravel\SerializableClosure\Support; defined('T_NAME_QUALIFIED') || define('T_NAME_QUALIFIED', -4); defined('T_NAME_FULLY_QUALIFIED') || define('T_NAME_FULLY_QUALIFIED', -5); defined('T_FN') || define('T_FN', -6); defined('T_NULLSAFE_OBJECT_OPERATOR') || define('T_NULLSAFE_OBJECT_OPERATOR', -7); use Closure; use ReflectionFunction; class ReflectionClosure extends ReflectionFunction { protected $code; protected $tokens; protected $hashedName; protected $useVariables; protected $isStaticClosure; protected $isScopeRequired; protected $isBindingRequired; protected $isShortClosure; protected static $files = []; protected static $classes = []; protected static $functions = []; protected static $constants = []; protected static $structures = []; /** * Creates a new reflection closure instance. * * @param \Closure $closure * @param string|null $code * @return void */ public function __construct(Closure $closure, $code = null) { parent::__construct($closure); } /** * Checks if the closure is "static". * * @return bool */ public function isStatic(): bool { if ($this->isStaticClosure === null) { $this->isStaticClosure = strtolower(substr($this->getCode(), 0, 6)) === 'static'; } return $this->isStaticClosure; } /** * Checks if the closure is a "short closure". * * @return bool */ public function isShortClosure() { if ($this->isShortClosure === null) { $code = $this->getCode(); if ($this->isStatic()) { $code = substr($code, 6); } $this->isShortClosure = strtolower(substr(trim($code), 0, 2)) === 'fn'; } return $this->isShortClosure; } /** * Get the closure's code. * * @return string */ public function getCode() { if ($this->code !== null) { return $this->code; } $fileName = $this->getFileName(); $line = $this->getStartLine() - 1; $className = null; if (null !== $className = $this->getClosureScopeClass()) { $className = '\\'.trim($className->getName(), '\\'); } $builtin_types = self::getBuiltinTypes(); $class_keywords = ['self', 'static', 'parent']; $ns = $this->getClosureNamespaceName(); $nsf = $ns == '' ? '' : ($ns[0] == '\\' ? $ns : '\\'.$ns); $_file = var_export($fileName, true); $_dir = var_export(dirname($fileName), true); $_namespace = var_export($ns, true); $_class = var_export(trim($className ?: '', '\\'), true); $_function = $ns.($ns == '' ? '' : '\\').'{closure}'; $_method = ($className == '' ? '' : trim($className, '\\').'::').$_function; $_function = var_export($_function, true); $_method = var_export($_method, true); $_trait = null; $tokens = $this->getTokens(); $state = $lastState = 'start'; $inside_structure = false; $isFirstClassCallable = false; $isShortClosure = false; $inside_structure_mark = 0; $open = 0; $code = ''; $id_start = $id_start_ci = $id_name = $context = ''; $classes = $functions = $constants = null; $use = []; $lineAdd = 0; $isUsingScope = false; $isUsingThisObject = false; for ($i = 0, $l = count($tokens); $i < $l; $i++) { $token = $tokens[$i]; switch ($state) { case 'start': if ($token[0] === T_FUNCTION || $token[0] === T_STATIC) { $code .= $token[1]; $state = $token[0] === T_FUNCTION ? 'function' : 'static'; } elseif ($token[0] === T_FN) { $isShortClosure = true; $code .= $token[1]; $state = 'closure_args'; } elseif ($token[0] === T_PUBLIC || $token[0] === T_PROTECTED || $token[0] === T_PRIVATE) { $code = ''; $isFirstClassCallable = true; } break; case 'static': if ($token[0] === T_WHITESPACE || $token[0] === T_COMMENT || $token[0] === T_FUNCTION) { $code .= $token[1]; if ($token[0] === T_FUNCTION) { $state = 'function'; } } elseif ($token[0] === T_FN) { $isShortClosure = true; $code .= $token[1]; $state = 'closure_args'; } else { $code = ''; $state = 'start'; } break; case 'function': switch ($token[0]) { case T_STRING: if ($isFirstClassCallable) { $state = 'closure_args'; break; } $code = ''; $state = 'named_function'; break; case '(': $code .= '('; $state = 'closure_args'; break; default: $code .= is_array($token) ? $token[1] : $token; } break; case 'named_function': if ($token[0] === T_FUNCTION || $token[0] === T_STATIC) { $code = $token[1]; $state = $token[0] === T_FUNCTION ? 'function' : 'static'; } elseif ($token[0] === T_FN) { $isShortClosure = true; $code .= $token[1]; $state = 'closure_args'; } break; case 'closure_args': switch ($token[0]) { case T_NAME_QUALIFIED: [$id_start, $id_start_ci, $id_name] = $this->parseNameQualified($token[1]); $context = 'args'; $state = 'id_name'; $lastState = 'closure_args'; break; case T_NS_SEPARATOR: case T_STRING: $id_start = $token[1]; $id_start_ci = strtolower($id_start); $id_name = ''; $context = 'args'; $state = 'id_name'; $lastState = 'closure_args'; break; case T_USE: $code .= $token[1]; $state = 'use'; break; case T_DOUBLE_ARROW: $code .= $token[1]; if ($isShortClosure) { $state = 'closure'; } break; case ':': $code .= ':'; $state = 'return'; break; case '{': $code .= '{'; $state = 'closure'; $open++; break; default: $code .= is_array($token) ? $token[1] : $token; } break; case 'use': switch ($token[0]) { case T_VARIABLE: $use[] = substr($token[1], 1); $code .= $token[1]; break; case '{': $code .= '{'; $state = 'closure'; $open++; break; case ':': $code .= ':'; $state = 'return'; break; default: $code .= is_array($token) ? $token[1] : $token; break; } break; case 'return': switch ($token[0]) { case T_WHITESPACE: case T_COMMENT: case T_DOC_COMMENT: $code .= $token[1]; break; case T_NS_SEPARATOR: case T_STRING: $id_start = $token[1]; $id_start_ci = strtolower($id_start); $id_name = ''; $context = 'return_type'; $state = 'id_name'; $lastState = 'return'; break 2; case T_NAME_QUALIFIED: [$id_start, $id_start_ci, $id_name] = $this->parseNameQualified($token[1]); $context = 'return_type'; $state = 'id_name'; $lastState = 'return'; break 2; case T_DOUBLE_ARROW: $code .= $token[1]; if ($isShortClosure) { $state = 'closure'; } break; case '{': $code .= '{'; $state = 'closure'; $open++; break; default: $code .= is_array($token) ? $token[1] : $token; break; } break; case 'closure': switch ($token[0]) { case T_CURLY_OPEN: case T_DOLLAR_OPEN_CURLY_BRACES: case '{': $code .= is_array($token) ? $token[1] : $token; $open++; break; case '}': $code .= '}'; if (--$open === 0 && ! $isShortClosure) { break 3; } elseif ($inside_structure) { $inside_structure = ! ($open === $inside_structure_mark); } break; case '(': case '[': $code .= $token[0]; if ($isShortClosure) { $open++; } break; case ')': case ']': if ($isShortClosure) { if ($open === 0) { break 3; } $open--; } $code .= $token[0]; break; case ',': case ';': if ($isShortClosure && $open === 0) { break 3; } $code .= $token[0]; break; case T_LINE: $code .= $token[2] - $line + $lineAdd; break; case T_FILE: $code .= $_file; break; case T_DIR: $code .= $_dir; break; case T_NS_C: $code .= $_namespace; break; case T_CLASS_C: $code .= $inside_structure ? $token[1] : $_class; break; case T_FUNC_C: $code .= $inside_structure ? $token[1] : $_function; break; case T_METHOD_C: $code .= $inside_structure ? $token[1] : $_method; break; case T_COMMENT: if (substr($token[1], 0, 8) === '#trackme') { $timestamp = time(); $code .= '/**'.PHP_EOL; $code .= '* Date : '.date(DATE_W3C, $timestamp).PHP_EOL; $code .= '* Timestamp : '.$timestamp.PHP_EOL; $code .= '* Line : '.($line + 1).PHP_EOL; $code .= '* File : '.$_file.PHP_EOL.'*/'.PHP_EOL; $lineAdd += 5; } else { $code .= $token[1]; } break; case T_VARIABLE: if ($token[1] == '$this' && ! $inside_structure) { $isUsingThisObject = true; } $code .= $token[1]; break; case T_STATIC: case T_NS_SEPARATOR: case T_STRING: $id_start = $token[1]; $id_start_ci = strtolower($id_start); $id_name = ''; $context = 'root'; $state = 'id_name'; $lastState = 'closure'; break 2; case T_NAME_QUALIFIED: [$id_start, $id_start_ci, $id_name] = $this->parseNameQualified($token[1]); $context = 'root'; $state = 'id_name'; $lastState = 'closure'; break 2; case T_NEW: $code .= $token[1]; $context = 'new'; $state = 'id_start'; $lastState = 'closure'; break 2; case T_USE: $code .= $token[1]; $context = 'use'; $state = 'id_start'; $lastState = 'closure'; break; case T_INSTANCEOF: case T_INSTEADOF: $code .= $token[1]; $context = 'instanceof'; $state = 'id_start'; $lastState = 'closure'; break; case T_OBJECT_OPERATOR: case T_NULLSAFE_OBJECT_OPERATOR: case T_DOUBLE_COLON: $code .= $token[1]; $lastState = 'closure'; $state = 'ignore_next'; break; case T_FUNCTION: $code .= $token[1]; $state = 'closure_args'; if (! $inside_structure) { $inside_structure = true; $inside_structure_mark = $open; } break; case T_TRAIT_C: if ($_trait === null) { $startLine = $this->getStartLine(); $endLine = $this->getEndLine(); $structures = $this->getStructures(); $_trait = ''; foreach ($structures as &$struct) { if ($struct['type'] === 'trait' && $struct['start'] <= $startLine && $struct['end'] >= $endLine ) { $_trait = ($ns == '' ? '' : $ns.'\\').$struct['name']; break; } } $_trait = var_export($_trait, true); } $code .= $_trait; break; default: $code .= is_array($token) ? $token[1] : $token; } break; case 'ignore_next': switch ($token[0]) { case T_WHITESPACE: case T_COMMENT: case T_DOC_COMMENT: $code .= $token[1]; break; case T_CLASS: case T_NEW: case T_STATIC: case T_VARIABLE: case T_STRING: case T_CLASS_C: case T_FILE: case T_DIR: case T_METHOD_C: case T_FUNC_C: case T_FUNCTION: case T_INSTANCEOF: case T_LINE: case T_NS_C: case T_TRAIT_C: case T_USE: $code .= $token[1]; $state = $lastState; break; default: $state = $lastState; $i--; } break; case 'id_start': switch ($token[0]) { case T_WHITESPACE: case T_COMMENT: case T_DOC_COMMENT: $code .= $token[1]; break; case T_NS_SEPARATOR: case T_NAME_FULLY_QUALIFIED: case T_STRING: case T_STATIC: $id_start = $token[1]; $id_start_ci = strtolower($id_start); $id_name = ''; $state = 'id_name'; break 2; case T_NAME_QUALIFIED: [$id_start, $id_start_ci, $id_name] = $this->parseNameQualified($token[1]); $state = 'id_name'; break 2; case T_VARIABLE: $code .= $token[1]; $state = $lastState; break; case T_CLASS: $code .= $token[1]; $state = 'anonymous'; break; default: $i--; //reprocess last $state = 'id_name'; } break; case 'id_name': switch ($token[0]) { // named arguments... case ':': if ($lastState === 'closure' && $context === 'root') { $state = 'ignore_next'; $lastState = 'closure'; $code .= $id_start.$token; } break; case T_NAME_QUALIFIED: case T_NS_SEPARATOR: case T_STRING: case T_WHITESPACE: case T_COMMENT: case T_DOC_COMMENT: $id_name .= $token[1]; break; case '(': if ($isShortClosure) { $open++; } if ($context === 'new' || false !== strpos($id_name, '\\')) { if ($id_start_ci === 'self' || $id_start_ci === 'static') { if (! $inside_structure) { $isUsingScope = true; } } elseif ($id_start !== '\\' && ! in_array($id_start_ci, $class_keywords)) { if ($classes === null) { $classes = $this->getClasses(); } if (isset($classes[$id_start_ci])) { $id_start = $classes[$id_start_ci]; } if ($id_start[0] !== '\\') { $id_start = $nsf.'\\'.$id_start; } } } else { if ($id_start !== '\\') { if ($functions === null) { $functions = $this->getFunctions(); } if (isset($functions[$id_start_ci])) { $id_start = $functions[$id_start_ci]; } elseif ($nsf !== '\\' && function_exists($nsf.'\\'.$id_start)) { $id_start = $nsf.'\\'.$id_start; // Cache it to functions array $functions[$id_start_ci] = $id_start; } } } $code .= $id_start.$id_name.'('; $state = $lastState; break; case T_VARIABLE: case T_DOUBLE_COLON: if ($id_start !== '\\') { if ($id_start_ci === 'self' || $id_start_ci === 'parent') { if (! $inside_structure) { $isUsingScope = true; } } elseif ($id_start_ci === 'static') { if (! $inside_structure) { $isUsingScope = $token[0] === T_DOUBLE_COLON; } } elseif (! (\PHP_MAJOR_VERSION >= 7 && in_array($id_start_ci, $builtin_types))) { if ($classes === null) { $classes = $this->getClasses(); } if (isset($classes[$id_start_ci])) { $id_start = $classes[$id_start_ci]; } if ($id_start[0] !== '\\') { $id_start = $nsf.'\\'.$id_start; } } } $code .= $id_start.$id_name.$token[1]; $state = $token[0] === T_DOUBLE_COLON ? 'ignore_next' : $lastState; break; default: if ($id_start !== '\\' && ! defined($id_start)) { if ($constants === null) { $constants = $this->getConstants(); } if (isset($constants[$id_start])) { $id_start = $constants[$id_start]; } elseif ($context === 'new') { if (in_array($id_start_ci, $class_keywords)) { if (! $inside_structure) { $isUsingScope = true; } } else { if ($classes === null) { $classes = $this->getClasses(); } if (isset($classes[$id_start_ci])) { $id_start = $classes[$id_start_ci]; } if ($id_start[0] !== '\\') { $id_start = $nsf.'\\'.$id_start; } } } elseif ($context === 'use' || $context === 'instanceof' || $context === 'args' || $context === 'return_type' || $context === 'extends' || $context === 'root' ) { if (in_array($id_start_ci, $class_keywords)) { if (! $inside_structure && ! $id_start_ci === 'static') { $isUsingScope = true; } } elseif (! (\PHP_MAJOR_VERSION >= 7 && in_array($id_start_ci, $builtin_types))) { if ($classes === null) { $classes = $this->getClasses(); } if (isset($classes[$id_start_ci])) { $id_start = $classes[$id_start_ci]; } if ($id_start[0] !== '\\') { $id_start = $nsf.'\\'.$id_start; } } } } $code .= $id_start.$id_name; $state = $lastState; $i--; //reprocess last token } break; case 'anonymous': switch ($token[0]) { case T_NS_SEPARATOR: case T_STRING: $id_start = $token[1]; $id_start_ci = strtolower($id_start); $id_name = ''; $state = 'id_name'; $context = 'extends'; $lastState = 'anonymous'; break; case '{': $state = 'closure'; if (! $inside_structure) { $inside_structure = true; $inside_structure_mark = $open; } $i--; break; default: $code .= is_array($token) ? $token[1] : $token; } break; } } if ($isShortClosure) { $this->useVariables = $this->getStaticVariables(); } else { $this->useVariables = empty($use) ? $use : array_intersect_key($this->getStaticVariables(), array_flip($use)); } $this->isShortClosure = $isShortClosure; $this->isBindingRequired = $isUsingThisObject; $this->isScopeRequired = $isUsingScope; if (PHP_VERSION_ID >= 80100) { $attributesCode = array_map(function ($attribute) { $arguments = $attribute->getArguments(); $name = $attribute->getName(); $arguments = implode(', ', array_map(function ($argument, $key) { $argument = sprintf("'%s'", str_replace("'", "\\'", $argument)); if (is_string($key)) { $argument = sprintf('%s: %s', $key, $argument); } return $argument; }, $arguments, array_keys($arguments))); return "#[$name($arguments)]"; }, $this->getAttributes()); if (! empty($attributesCode)) { $code = implode("\n", array_merge($attributesCode, [$code])); } } $this->code = $code; return $this->code; } /** * Get PHP native built in types. * * @return array */ protected static function getBuiltinTypes() { // PHP 8.1 if (PHP_VERSION_ID >= 80100) { return ['array', 'callable', 'string', 'int', 'bool', 'float', 'iterable', 'void', 'object', 'mixed', 'false', 'null', 'never']; } // PHP 8 if (\PHP_MAJOR_VERSION === 8) { return ['array', 'callable', 'string', 'int', 'bool', 'float', 'iterable', 'void', 'object', 'mixed', 'false', 'null']; } // PHP 7 switch (\PHP_MINOR_VERSION) { case 0: return ['array', 'callable', 'string', 'int', 'bool', 'float']; case 1: return ['array', 'callable', 'string', 'int', 'bool', 'float', 'iterable', 'void']; default: return ['array', 'callable', 'string', 'int', 'bool', 'float', 'iterable', 'void', 'object']; } } /** * Gets the use variables by the closure. * * @return array */ public function getUseVariables() { if ($this->useVariables !== null) { return $this->useVariables; } $tokens = $this->getTokens(); $use = []; $state = 'start'; foreach ($tokens as &$token) { $is_array = is_array($token); switch ($state) { case 'start': if ($is_array && $token[0] === T_USE) { $state = 'use'; } break; case 'use': if ($is_array) { if ($token[0] === T_VARIABLE) { $use[] = substr($token[1], 1); } } elseif ($token == ')') { break 2; } break; } } $this->useVariables = empty($use) ? $use : array_intersect_key($this->getStaticVariables(), array_flip($use)); return $this->useVariables; } /** * Checks if binding is required. * * @return bool */ public function isBindingRequired() { if ($this->isBindingRequired === null) { $this->getCode(); } return $this->isBindingRequired; } /** * Checks if access to the scope is required. * * @return bool */ public function isScopeRequired() { if ($this->isScopeRequired === null) { $this->getCode(); } return $this->isScopeRequired; } /** * The the hash of the current file name. * * @return string */ protected function getHashedFileName() { if ($this->hashedName === null) { $this->hashedName = sha1($this->getFileName()); } return $this->hashedName; } /** * Get the file tokens. * * @return array */ protected function getFileTokens() { $key = $this->getHashedFileName(); if (! isset(static::$files[$key])) { static::$files[$key] = token_get_all(file_get_contents($this->getFileName())); } return static::$files[$key]; } /** * Get the tokens. * * @return array */ protected function getTokens() { if ($this->tokens === null) { $tokens = $this->getFileTokens(); $startLine = $this->getStartLine(); $endLine = $this->getEndLine(); $results = []; $start = false; foreach ($tokens as &$token) { if (! is_array($token)) { if ($start) { $results[] = $token; } continue; } $line = $token[2]; if ($line <= $endLine) { if ($line >= $startLine) { $start = true; $results[] = $token; } continue; } break; } $this->tokens = $results; } return $this->tokens; } /** * Get the classes. * * @return array */ protected function getClasses() { $key = $this->getHashedFileName(); if (! isset(static::$classes[$key])) { $this->fetchItems(); } return static::$classes[$key]; } /** * Get the functions. * * @return array */ protected function getFunctions() { $key = $this->getHashedFileName(); if (! isset(static::$functions[$key])) { $this->fetchItems(); } return static::$functions[$key]; } /** * Gets the constants. * * @return array */ protected function getConstants() { $key = $this->getHashedFileName(); if (! isset(static::$constants[$key])) { $this->fetchItems(); } return static::$constants[$key]; } /** * Get the structures. * * @return array */ protected function getStructures() { $key = $this->getHashedFileName(); if (! isset(static::$structures[$key])) { $this->fetchItems(); } return static::$structures[$key]; } /** * Fetch the items. * * @return void. */ protected function fetchItems() { $key = $this->getHashedFileName(); $classes = []; $functions = []; $constants = []; $structures = []; $tokens = $this->getFileTokens(); $open = 0; $state = 'start'; $lastState = ''; $prefix = ''; $name = ''; $alias = ''; $isFunc = $isConst = false; $startLine = $endLine = 0; $structType = $structName = ''; $structIgnore = false; foreach ($tokens as $token) { switch ($state) { case 'start': switch ($token[0]) { case T_CLASS: case T_INTERFACE: case T_TRAIT: $state = 'before_structure'; $startLine = $token[2]; $structType = $token[0] == T_CLASS ? 'class' : ($token[0] == T_INTERFACE ? 'interface' : 'trait'); break; case T_USE: $state = 'use'; $prefix = $name = $alias = ''; $isFunc = $isConst = false; break; case T_FUNCTION: $state = 'structure'; $structIgnore = true; break; case T_NEW: $state = 'new'; break; case T_OBJECT_OPERATOR: case T_DOUBLE_COLON: $state = 'invoke'; break; } break; case 'use': switch ($token[0]) { case T_FUNCTION: $isFunc = true; break; case T_CONST: $isConst = true; break; case T_NS_SEPARATOR: $name .= $token[1]; break; case T_STRING: $name .= $token[1]; $alias = $token[1]; break; case T_NAME_QUALIFIED: $name .= $token[1]; $pieces = explode('\\', $token[1]); $alias = end($pieces); break; case T_AS: $lastState = 'use'; $state = 'alias'; break; case '{': $prefix = $name; $name = $alias = ''; $state = 'use-group'; break; case ',': case ';': if ($name === '' || $name[0] !== '\\') { $name = '\\'.$name; } if ($alias !== '') { if ($isFunc) { $functions[strtolower($alias)] = $name; } elseif ($isConst) { $constants[$alias] = $name; } else { $classes[strtolower($alias)] = $name; } } $name = $alias = ''; $state = $token === ';' ? 'start' : 'use'; break; } break; case 'use-group': switch ($token[0]) { case T_NS_SEPARATOR: $name .= $token[1]; break; case T_NAME_QUALIFIED: $name .= $token[1]; $pieces = explode('\\', $token[1]); $alias = end($pieces); break; case T_STRING: $name .= $token[1]; $alias = $token[1]; break; case T_AS: $lastState = 'use-group'; $state = 'alias'; break; case ',': case '}': if ($prefix === '' || $prefix[0] !== '\\') { $prefix = '\\'.$prefix; } if ($alias !== '') { if ($isFunc) { $functions[strtolower($alias)] = $prefix.$name; } elseif ($isConst) { $constants[$alias] = $prefix.$name; } else { $classes[strtolower($alias)] = $prefix.$name; } } $name = $alias = ''; $state = $token === '}' ? 'use' : 'use-group'; break; } break; case 'alias': if ($token[0] === T_STRING) { $alias = $token[1]; $state = $lastState; } break; case 'new': switch ($token[0]) { case T_WHITESPACE: case T_COMMENT: case T_DOC_COMMENT: break 2; case T_CLASS: $state = 'structure'; $structIgnore = true; break; default: $state = 'start'; } break; case 'invoke': switch ($token[0]) { case T_WHITESPACE: case T_COMMENT: case T_DOC_COMMENT: break 2; default: $state = 'start'; } break; case 'before_structure': if ($token[0] == T_STRING) { $structName = $token[1]; $state = 'structure'; } break; case 'structure': switch ($token[0]) { case '{': case T_CURLY_OPEN: case T_DOLLAR_OPEN_CURLY_BRACES: $open++; break; case '}': if (--$open == 0) { if (! $structIgnore) { $structures[] = [ 'type' => $structType, 'name' => $structName, 'start' => $startLine, 'end' => $endLine, ]; } $structIgnore = false; $state = 'start'; } break; default: if (is_array($token)) { $endLine = $token[2]; } } break; } } static::$classes[$key] = $classes; static::$functions[$key] = $functions; static::$constants[$key] = $constants; static::$structures[$key] = $structures; } /** * Returns the namespace associated to the closure. * * @return string */ protected function getClosureNamespaceName() { $ns = $this->getNamespaceName(); // First class callables... if ($this->getName() !== '{closure}' && empty($ns) && ! is_null($this->getClosureScopeClass())) { $ns = $this->getClosureScopeClass()->getNamespaceName(); } return $ns; } /** * Parse the given token. * * @param string $token * @return array */ protected function parseNameQualified($token) { $pieces = explode('\\', $token); $id_start = array_shift($pieces); $id_start_ci = strtolower($id_start); $id_name = '\\'.implode('\\', $pieces); return [$id_start, $id_start_ci, $id_name]; } }