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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Composer\Config\Reader; |
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use PhpParser\Node; |
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use PhpParser\Node\Expr\ArrayDimFetch; |
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use PhpParser\Node\Expr\Variable; |
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use PhpParser\Node\Scalar\String_; |
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use PhpParser\NodeTraverser; |
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use PhpParser\NodeVisitorAbstract; |
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use PhpParser\ParserFactory; |
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use Yiisoft\Composer\Config\Env; |
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use PhpParser\Node\Expr\FuncCall; |
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/** |
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* PhpReader - reads PHP files. |
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*/ |
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class PhpReader extends AbstractReader |
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{ |
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protected function readRaw(string $path) |
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{ |
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$parser = (new ParserFactory)->create(ParserFactory::PREFER_PHP7); |
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$saves = []; |
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try { |
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$names = []; |
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$ast = $parser->parse(file_get_contents($path)); |
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$traverser = new NodeTraverser; |
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$visitor = new class extends NodeVisitorAbstract { |
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public static $names; |
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private $stack; |
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public function beginTraverse(array $nodes) { |
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$this->stack = []; |
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} |
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public function enterNode(Node $node) { |
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$this->stack[] = $node; |
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} |
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public function leaveNode(Node $node) |
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{ |
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$this->processNode($node); |
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array_pop($this->stack); |
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return $node; |
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} |
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private function processNode(Node $node) |
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{ |
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if (! $node instanceof ArrayDimFetch) { |
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return; |
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} |
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if (! $node->var instanceof Variable) { |
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return; |
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} |
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if (! $node->var->name === '_ENV') { |
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return; |
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} |
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if (! $node->dim instanceof String_) { |
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return; |
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} |
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if ($this->inDefine($node)) { |
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return; |
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} |
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$name = $node->dim->value; |
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self::$names[$name] = $name; |
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} |
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private function inDefine(): bool |
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{ |
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foreach ($this->stack as $node) { |
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if ($node instanceof FuncCall) { |
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return true; |
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} |
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} |
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return false; |
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} |
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}; |
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$traverser->addVisitor($visitor); |
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$ast = $traverser->traverse($ast); |
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foreach ($visitor::$names as $name) { |
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$saves[$name] = $_ENV[$name]; |
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$_ENV[$name] = Env::get($name); |
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} |
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} catch (\Exception $e) { |
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// do nothing |
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} |
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$params = $this->builder->getVars()['params'] ?? []; |
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$result = static function (array $params) { |
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return require func_get_arg(1); |
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}; |
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$res = $result($params, $path); |
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foreach ($saves as $key => $value) { |
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$_ENV[$key] = $value; |
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} |
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return $res; |
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} |
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} |
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yiisoft /
composer-config-plugin
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