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<?php |
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/* |
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* This file is part of the "elao/enum" package. |
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* |
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* Copyright (C) Elao |
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* |
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* @author Elao <[email protected]> |
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*/ |
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namespace Elao\Enum\Bridge\Doctrine\DBAL\Types; |
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use Elao\Enum\Exception\LogicException; |
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/** |
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* @internal |
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*/ |
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class TypesDumper |
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{ |
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const MARKER = 'ELAO_ENUM_DT'; |
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public function dumpToFile(string $file, array $types) |
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{ |
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file_put_contents($file, $this->dump($types)); |
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} |
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private function dump(array $types): string |
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{ |
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$namespaces = []; |
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foreach ($types as [$enumClass, $type, $name]) { |
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$fqcn = self::getTypeClassname($enumClass); |
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$classname = basename(str_replace('\\', '/', $fqcn)); |
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$ns = substr($fqcn, 0, -\strlen($classname) - 1); |
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if (!isset($namespaces[$ns])) { |
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$namespaces[$ns] = ''; |
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} |
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$namespaces[$ns] .= $this->getTypeCode($fqcn, $classname, $enumClass, $type, $name); |
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} |
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$code = "<?php\n"; |
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foreach ($namespaces as $namespace => $typeCode) { |
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$code .= <<<PHP |
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namespace $namespace { |
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$typeCode |
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} |
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PHP; |
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} |
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return $code; |
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} |
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private function getTypeCode(string $fqcn, string $classname, string $enumClass, string $type, string $name): string |
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{ |
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switch ($type) { |
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case 'int': |
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$baseClass = AbstractIntegerEnumType::class; |
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break; |
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case 'string': |
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$baseClass = AbstractEnumType::class; |
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break; |
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case 'enum': |
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$baseClass = AbstractEnumSQLDeclarationType::class; |
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break; |
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case 'collection': |
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$baseClass = AbstractEnumCollectionType::class; |
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break; |
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default: |
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throw new LogicException(sprintf('Unexpected type "%s"', $type)); |
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} |
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return <<<PHP |
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if (!\class_exists(\\$fqcn::class)) { |
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class $classname extends \\{$baseClass} |
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{ |
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const NAME = '$name'; |
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protected function getEnumClass(): string |
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{ |
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return \\{$enumClass}::class; |
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} |
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public function getName(): string |
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{ |
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return static::NAME; |
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} |
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} |
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} |
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PHP; |
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} |
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public static function getTypeClassname(string $class): string |
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{ |
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return self::MARKER . "\\{$class}Type"; |
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} |
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} |
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This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug.