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<?php |
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/** |
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* Copyright (C) 2019 Gerrit Addiks. |
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* This package (including this file) was released under the terms of the GPL-3.0. |
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* You should have received a copy of the GNU General Public License along with this program. |
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* If not, see <http://www.gnu.org/licenses/> or send me a mail so i can send you a copy. |
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* |
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* @license GPL-3.0 |
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* |
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* @author Gerrit Addiks <[email protected]> |
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*/ |
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namespace Addiks\RDMBundle\DataLoader\BlackMagic; |
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use Addiks\RDMBundle\Mapping\EntityMappingInterface; |
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use Composer\Autoload\ClassLoader; |
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use Webmozart\Assert\Assert; |
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use Addiks\RDMBundle\Mapping\MappingInterface; |
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use ErrorException; |
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use Doctrine\DBAL\Schema\Column; |
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use Addiks\RDMBundle\DataLoader\BlackMagic\BlackMagicDataLoader; |
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final class BlackMagicEntityCodeGenerator |
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{ |
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public function __construct( |
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public readonly string $targetDirectory, |
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private BlackMagicDataLoader $dataLoader, |
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public readonly string $indenting = " " |
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) { |
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} |
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public function processMapping( |
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EntityMappingInterface $mapping, |
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ClassLoader $loader |
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): string|null { |
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/** @var array<array-key, Column> $columns */ |
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$columns = $mapping->collectDBALColumns(); |
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if (empty($columns)) { |
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return null; |
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} |
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/** @var string $fullClassName */ |
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$fullClassName = $mapping->getEntityClassName(); |
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/** @var string|false $filePath */ |
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$filePath = $loader->findFile($fullClassName); |
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if ($filePath === false) { |
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return null; |
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} |
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/** @var string $entityPHP */ |
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$entityPHP = file_get_contents($filePath); |
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/** @var int $classStartPosition */ |
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$classStartPosition = self::findClassStartPosition($fullClassName, $entityPHP); |
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/** @var array<string, Column> $writtenFieldNames */ |
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$writtenFieldNames = array(); |
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foreach ($columns as $column) { |
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/** @var string $fieldName */ |
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$fieldName = $this->dataLoader->columnToFieldName($column); |
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if (isset($writtenFieldNames[$fieldName])) { |
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continue; |
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} |
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$writtenFieldNames[$fieldName] = $column; |
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/** @var string $fieldPHP */ |
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$fieldPHP = sprintf( |
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"\n%spublic $%s;\n", |
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$this->indenting, |
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$fieldName |
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); |
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$entityPHP = sprintf( |
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'%s%s%s', |
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substr($entityPHP, 0, $classStartPosition), |
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$fieldPHP, |
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substr($entityPHP, $classStartPosition) |
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); |
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} |
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$targetFilePath = sprintf( |
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'%s/%s.php', |
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$this->targetDirectory, |
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str_replace('\\', '_', $fullClassName) |
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); |
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if (!is_dir($this->targetDirectory)) { |
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mkdir($this->targetDirectory, 0777, true); |
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} |
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file_put_contents($targetFilePath, $entityPHP); |
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return $targetFilePath; |
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} |
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private static function findClassStartPosition( |
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string $fullClassName, |
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string $entityPHP |
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): int { |
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/** @var int|null|false $classStartPosition */ |
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$classStartPosition = null; |
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/** @var int $position */ |
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$position = 0; |
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/** @var array<int, string> $namespacePath */ |
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$namespacePath = explode("\\", $fullClassName); |
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/** @var string $className */ |
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$className = array_pop($namespacePath); |
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/** @var string $pattern */ |
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$pattern = sprintf( |
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'/^(interface|trait|class)\s+%s\W*/is', |
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$className |
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); |
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/** @var int $codeLength */ |
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$codeLength = strlen($entityPHP); |
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do { |
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if (preg_match($pattern, substr($entityPHP, $position, 128))) { |
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$classStartPosition = strpos($entityPHP, '{', $position); |
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if (is_int($classStartPosition)) { |
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return $classStartPosition + 1; |
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} else { |
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$classStartPosition = null; |
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} |
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} |
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self::skipIrrelevantCode($entityPHP, $position); |
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$position++; |
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} while ($position < $codeLength); |
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throw new ErrorException(sprintf( |
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'Could not find start position of class "%s" if file "%s"!', |
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$fullClassName, |
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$entityPHP |
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)); |
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} |
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private static function skipIrrelevantCode(string $phpCode, int &$position): void |
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{ |
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/** @var int $codeLength */ |
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$codeLength = strlen($phpCode); |
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if (substr($phpCode, $position, 2) === '/*') { |
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do { |
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$position++; |
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} while (substr($phpCode, $position, 2) !== '*/' && $position < $codeLength); |
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} elseif (substr($phpCode, $position, 2) === '//') { |
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do { |
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$position++; |
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} while ($phpCode[$position] !== "\n" && $position < $codeLength); |
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} elseif (substr($phpCode, $position, 3) === '<<<') { |
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$position += 3; |
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$eofFlag = ""; |
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do { |
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$eofFlag .= $phpCode[$position]; |
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$position++; |
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} while ($phpCode[$position] !== "\n"); |
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do { |
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$position++; |
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$charsAtPosition = substr($phpCode, $position, strlen($eofFlag) + 1); |
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} while ($charsAtPosition !== $eofFlag . ';' && $position < $codeLength); |
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} elseif ($phpCode[$position] === '"') { |
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do { |
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$position++; |
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} while ($phpCode[$position] !== '"' && $phpCode[$position - 1] !== '\\' && $position < $codeLength); |
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} elseif ($phpCode[$position] === "'") { |
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do { |
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$position++; |
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} while ($phpCode[$position] !== "'" && $phpCode[$position - 1] !== '\\' && $position < $codeLength); |
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} |
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} |
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} |
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addiks /
symfony_rdm
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