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<?php |
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namespace EZAMA |
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/** |
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* |
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* @Name : Shortcut |
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* @Programmer : Akpé Aurelle Emmanuel Moïse Zinsou |
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* @Date : 2019-04-01 |
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* @Released under : https://github.com/manuwhat/Shortcut/blob/master/LICENSE |
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* @Repository : https://github.com/manuwhat/Shortcut |
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* |
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**/ |
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{ |
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class Shortcut extends shortcutQueryBuilder |
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{ |
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const VALID_PHP_FUNCTION_NAME_PATTERN='#^[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*$#'; |
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const CAN_NEVER_EVER_CHOOSE_THIS_AS_FUNCTION_NAME="new"; |
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const PLACEHOLDER_FOR_INTERNALS_CLASSES_OPTIONALS_PARAMETERS="acce91966cd8eee995ee1ac30c98c3d89d8f9235"; |
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private static $DIR=null; |
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private static $SHORTCUT_FOR_ALL=false; |
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public static function SetShortcutForAll($bool) |
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{ |
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self::$SHORTCUT_FOR_ALL=(bool)$bool; |
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} |
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public static function create($classname, $name=self::CAN_NEVER_EVER_CHOOSE_THIS_AS_FUNCTION_NAME) |
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{ |
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if (is_string($classname)&&class_exists($classname, true)) { |
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return self::_create($classname, $name); |
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} |
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} |
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private static function _create($classname, $name) |
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{ |
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extract(self::_init($classname)); |
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self::getTheRightDir($file, $Dir, $fullQualifiedClassname); |
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$fileExists=file_exists($file); |
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if (!function_exists($classname)&&!function_exists($name)) { |
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return self::handleNewShortcut($classname, $name, $file, $Dir, $fullQualifiedClassname, $fileExists, $reflectionClass); |
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} else { |
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self::GetTheRightExceptionMessage($fileExists, $name, $fullQualifiedClassname); |
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} |
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} |
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private static function handleNewShortcut($classname, $name, $file, $Dir, $fullQualifiedClassname, $fileExists, \ReflectionClass $reflectionClass) |
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{ |
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if ($fileExists) { |
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return include_once($file); |
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} |
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extract(self::forwardInit($name, $Dir, $reflectionClass)); |
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if (is_null($reflectionMethod)||$notInstantiable=!$reflectionClass->isInstantiable()) { |
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self::HandleNotInstantiableAndHasNoConstructor($Shortcut, $fullQualifiedClassname, $name, $notInstantiable, $classname); |
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if ($Shortcut) { |
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return self::pushAndShow($file, $Shortcut); |
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} |
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$private_scope=true; |
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} |
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return self::BuildCacheAndShow($classname, $name, $file, $fullQualifiedClassname, $reflectionMethod, $private_scope); |
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} |
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private static function BuildCacheAndShow($classname, $name, $file, $fullQualifiedClassname, \ReflectionMethod $reflectionMethod, $private_scope) |
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{ |
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self::getSignature($reflectionMethod, $signature, $parameters, $paramsNum, $count); |
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$hasInternal=''; |
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if ($count) { |
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self::BuildTheSwitch($hasInternal, $count, $paramsNum, $parameters, $classname); |
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} |
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self::useTheRightNameAndScope($Shortcut, $name, $fullQualifiedClassname, $signature, $private_scope, $classname); |
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self::handleInternals($Shortcut, $hasInternal, $parameters, $signature, $classname); |
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return self::pushAndShow($file, $Shortcut); |
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} |
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private static function useTheRightNameAndScope(&$Shortcut, $name, $fullQualifiedClassname, $signature, $scope, $classname) |
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{ |
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if (strtolower($name)!=='new'&&preg_match(self::VALID_PHP_FUNCTION_NAME_PATTERN, $name)) { |
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$Shortcut="<?php |
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function $name($signature){"; |
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if ($scope) { |
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$Shortcut.="if(".'@get_class()'."!==$classname){ |
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throw new scopeException(\"Shortcut function $name can only be called in class $classname scope\"); |
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}"; |
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} |
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} else { |
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$Shortcut="<?php |
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function $fullQualifiedClassname($signature){"; |
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if ($scope) { |
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$Shortcut.="if(@get_class()!==\"$classname\"){ |
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throw new scopeException(\"Shortcut function $fullQualifiedClassname can only be called in class $classname scope\"); |
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}"; |
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} |
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} |
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} |
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private static function handleInternals(&$Shortcut, $hasInternal, $parameters, $signature, $classname) |
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{ |
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if (!strpos($signature, "acce91966cd8eee995ee1ac30c98c3d89d8f9235")) { |
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$Shortcut.="return new $classname(".join(',', $parameters)."); |
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}"; |
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} else { |
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$Shortcut.=' |
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$count=count(array_keys(get_defined_vars(),"'.self::PLACEHOLDER_FOR_INTERNALS_CLASSES_OPTIONALS_PARAMETERS.'")); |
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'.$hasInternal.' |
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}'; |
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} |
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} |
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private static function pushAndShow($file, $Shortcut) |
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{ |
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file_put_contents($file, str_replace("\t", ' ', $Shortcut)); |
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file_put_contents($file, php_strip_whitespace($file)); //just for cleanliness of the generated code |
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return include_once($file); |
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} |
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private static function GetTheRightExceptionMessage($fileExists, $name, $fullQualifiedClassname) |
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{ |
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if (!$fileExists) { |
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if (strtolower($name)!=='new'&&preg_match(self::VALID_PHP_FUNCTION_NAME_PATTERN, $name)) { |
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throw new \InvalidArgumentException('function '.$name.' passed as second Argument already exists. |
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Can\'t create a shortcut with the same name'); |
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} else { |
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throw new \InvalidArgumentException('function '.$fullQualifiedClassname.' already exists and An alias has not been provided as Argument 2. |
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Can\'t create a shortcut function with this name'); |
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} |
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} |
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} |
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private static function HandleNotInstantiableAndHasNoConstructor(&$Shortcut, $fullQualifiedClassname, $name, $notInstantiable, $classname) |
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{ |
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if ($notInstantiable) { |
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if (!self::$SHORTCUT_FOR_ALL) { |
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throw new \InvalidArgumentException('Not Instantiable class '.$fullQualifiedClassname.' passed as Argument'); |
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} |
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} else { |
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self::useTheRightNameAndScope($Shortcut, $name, $fullQualifiedClassname, '', false, $classname); |
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$Shortcut.="return new $classname(); |
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}"; |
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} |
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} |
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private static function getTheRightDir(&$file, &$Dir, $fullQualifiedClassname) |
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{ |
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if ($Dir=self::$DIR) { |
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$file=self::$DIR.DIRECTORY_SEPARATOR.$fullQualifiedClassname.".Shortcut.php"; |
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} else { |
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$Dir=dirname(__DIR__).DIRECTORY_SEPARATOR.'ClassShortcuts'; |
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$file=$Dir.DIRECTORY_SEPARATOR.$fullQualifiedClassname.".Shortcut.php"; |
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} |
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} |
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public static function setDir($dirname) |
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{ |
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if (is_dir($dirname)&&is_writable($dirname)&&!self::$DIR) { |
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self::$DIR=$dirname; |
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} |
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} |
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private function __construct() |
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{ |
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} |
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} |
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} |
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namespace{ |
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function create_Shortcut($classname, $name='new') |
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{ |
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return EZAMA\Shortcut::create($classname, $name); |
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} |
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class scopeException extends \Exception |
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{ |
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} |
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} |
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manuwhat /
shortcut
