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| 1 | <?php |
| 2 | /** |
| 3 | * Pop PHP Framework (http://www.popphp.org/) |
| 4 | * |
| 5 | * @link https://github.com/popphp/popphp-framework |
| 6 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 7 | * @copyright Copyright (c) 2009-2024 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 8 | * @license http://www.popphp.org/license New BSD License |
| 9 | */ |
| 10 | |
| 11 | /** |
| 12 | * @namespace |
| 13 | */ |
| 14 | namespace Pop\Code\Reflection; |
| 15 | |
| 16 | use Pop\Code\Generator\FunctionGenerator; |
| 17 | use ReflectionException; |
| 18 | |
| 19 | /** |
| 20 | * Function reflection code class |
| 21 | * |
| 22 | * @category Pop |
| 23 | * @package Pop\Code |
| 24 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 25 | * @copyright Copyright (c) 2009-2024 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 26 | * @license http://www.popphp.org/license New BSD License |
| 27 | * @version 5.0.0 |
| 28 | */ |
| 29 | class FunctionReflection extends AbstractReflection |
| 30 | { |
| 31 | |
| 32 | /** |
| 33 | * Method to parse a function or closure |
| 34 | * |
| 35 | * @param mixed $code |
| 36 | * @param ?string $name |
| 37 | * @throws ReflectionException |
| 38 | * @return FunctionGenerator |
| 39 | */ |
| 40 | public static function parse(mixed $code, ?string $name = null): FunctionGenerator |
| 41 | { |
| 42 | $reflection = new \ReflectionFunction($code); |
| 43 | $reflectionName = $reflection->getName(); |
| 44 | $reflectionParams = $reflection->getParameters(); |
| 45 | $isClosure = ($reflectionName == '{closure}'); |
| 46 | |
| 47 | if (($name === null) && !($isClosure)) { |
| 48 | $name = $reflectionName; |
| 49 | } |
| 50 | |
| 51 | $function = new FunctionGenerator($name, $isClosure); |
| 52 | |
| 53 | foreach ($reflectionParams as $key => $reflectionParam) { |
| 54 | $paramName = $reflectionParam->getName(); |
| 55 | $paramType = $reflectionParam->getType(); |
| 56 | $paramType = (!empty($paramType) && ($paramType instanceof \ReflectionType)) ? $paramType->getName() : null; |
| 57 | |
| 58 | try { |
| 59 | $paramValue = $reflectionParam->getDefaultValue(); |
| 60 | } catch (\ReflectionException $e) { |
| 61 | $paramValue = null; |
| 62 | } |
| 63 | |
| 64 | $function->addArgument($paramName, $paramValue, $paramType); |
| 65 | } |
| 66 | |
| 67 | // Parse the body if available |
| 68 | $file = $reflection->getFileName(); |
| 69 | |
| 70 | if (!empty($file) && file_exists($file)) { |
| 71 | $lines = file($file); |
| 72 | $startLine = $reflection->getStartLine() - 1; |
| 73 | $endLine = $reflection->getEndLine() - 1; |
| 74 | $length = $endLine - $startLine; |
| 75 | $body = null; |
| 76 | |
| 77 | if (($length > 0) && isset($lines[$startLine]) && isset($lines[$endLine])) { |
| 78 | $lines = array_slice($lines, ($startLine + 1), ($length - 1)); |
| 79 | if (isset($lines[0]) && (str_starts_with($lines[0], ' '))) { |
| 80 | $spaces = strlen($lines[0]) - strlen(ltrim($lines[0])); |
| 81 | if ($spaces > 0) { |
| 82 | $lines = array_map(function($value) use ($spaces) { |
| 83 | if (substr($value, 0, $spaces) == str_repeat(' ', $spaces)) { |
| 84 | $value = substr($value, $spaces); |
| 85 | } |
| 86 | return $value; |
| 87 | }, $lines); |
| 88 | } |
| 89 | } |
| 90 | $body = implode('', $lines); |
| 91 | } |
| 92 | |
| 93 | if (!empty($body)) { |
| 94 | $function->setBody($body, false); |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | // Get return type(s) |
| 99 | if ($reflection->hasReturnType()) { |
| 100 | $namedTypes = []; |
| 101 | $returnTypes = $reflection->getReturnType(); |
| 102 | if ($returnTypes instanceof \ReflectionUnionType) { |
| 103 | $types = $returnTypes->getTypes(); |
| 104 | foreach ($types as $type) { |
| 105 | $namedTypes[] = $type->getName(); |
| 106 | } |
| 107 | if (($returnTypes->allowsNull()) && !in_array('null', $namedTypes)) { |
| 108 | $namedTypes[] = 'null'; |
| 109 | } |
| 110 | } else if ($returnTypes instanceof \ReflectionNamedType) { |
| 111 | $namedTypes[] = $returnTypes->getName(); |
| 112 | if (($returnTypes->allowsNull()) && !in_array('null', $namedTypes)) { |
| 113 | $namedTypes[] = 'null'; |
| 114 | } |
| 115 | } |
| 116 | if (!empty($namedTypes)) { |
| 117 | $function->addReturnTypes($namedTypes); |
| 118 | } |
| 119 | } |
| 120 | |
| 121 | return $function; |
| 122 | } |
| 123 | |
| 124 | } |