Adds a visitor.
| public addVisitor ( PHPParser_NodeVisitor $visitor ) | ||
| $visitor | PHPParser_NodeVisitor | Visitor to add |
/**
* Creates a new traverser object and adds visitors.
*
* @return \PHPParser_NodeTraverser
*/
protected function createTraverser()
{
$node_traverser = new \PHPParser_NodeTraverser();
$node_traverser->addVisitor(new \PHPParser_NodeVisitor_NameResolver());
foreach ($this->visitors as $visitor) {
$node_traverser->addVisitor($visitor);
}
return $node_traverser;
}
/**
* Gets a NodeTraverser instance with all converters registered in the right order.
*
* @return PHPParser_NodeTraverser
*/
public function getTraverser() {
$traverser = new PHPParser_NodeTraverser;
$traverser->addVisitor(new PHPBackporter_Converter_Dir);
$traverser->addVisitor(new PHPBackporter_Converter_Const);
$traverser->addVisitor(new PHPBackporter_Converter_Lambda);
$traverser->addVisitor(new PHPBackporter_Converter_Closure);
$traverser->addVisitor(new PHPBackporter_Converter_Namespace);
return $traverser;
}
public function __construct(DocParser $docParser, KernelInterface $kernel)
{
$this->docParser = $docParser;
$bundles = $kernel->getBundles();
foreach ($bundles as $bundle) {
$this->bundles[$bundle->getNamespace()] = $bundle->getName();
}
$this->traverser = new \PHPParser_NodeTraverser();
$this->traverser->addVisitor($this);
}
public function searchForHooksInFile($filename, $phpFile)
{
$code = file_get_contents($phpFile);
if (false === strpos($code, 'postEvent')) {
return array();
}
$stmts = $this->parser->parse($code);
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new MyConstantVisitor());
$traverser->addVisitor(new MyHookVisitor($filename));
$hooks = $traverser->traverse($stmts);
return $hooks;
}
public function traverse($contents)
{
$parser = new \PHPParser_Parser(new \PHPParser_Lexer());
$node_traverser = new \PHPParser_NodeTraverser();
$node_traverser->addVisitor(new \PHPParser_NodeVisitor_NameResolver());
$node_traverser->addVisitor($this->visitor);
try {
$stmts = $parser->parse($contents);
$node_traverser->traverse($stmts);
} catch (\PHPParser_Error $e) {
echo 'Parse Error: ', $e->getMessage();
}
}
protected function analyzeAst($fixtureName)
{
if (!is_file($path = __DIR__ . '/Fixture/' . $fixtureName)) {
throw new \InvalidArgumentException(sprintf('The fixture file "%s" does not exist.', $path));
}
$parser = new \PHPParser_Parser();
$ast = $parser->parse(new \PHPParser_Lexer(file_get_contents($path)));
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new \PHPParser_NodeVisitor_NameResolver());
foreach ($this->getVisitors() as $visitor) {
$traverser->addVisitor($visitor);
}
return $traverser->traverse($ast);
}
/**
* @dataProvider getTests
*/
public function testIntegration($sourceFile)
{
$parser = new \PHPParser_Parser();
$ast = $parser->parse(new \PHPParser_Lexer(file_get_contents($sourceFile)));
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new \PHPParser_NodeVisitor_NameResolver());
$traverser->addVisitor(new NormalizingNodeVisitor());
$ast = $traverser->traverse($ast);
if (count($ast) > 1) {
$ast = array(new BlockNode($ast));
}
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new \PHPParser_NodeVisitor_NodeConnector());
$traverser->traverse($ast);
// do _NOT_ assign the ast here as it clones the nodes on traversal and leads to problems
$cfa = new ControlFlowAnalysis();
$cfa->process($ast[0]);
$cfg = $cfa->getGraph();
$serializer = new GraphvizSerializer();
$dot = $serializer->serialize($cfg);
$dotFile = substr($sourceFile, 0, -4) . '.dot';
if (!is_file($dotFile)) {
file_put_contents($dotFile . '.tmp', $dot);
$this->fail(sprintf('Dotfile "%s" does not exist, wrote current output to "%s".', $dotFile, basename($dotFile . '.tmp')));
}
$this->assertSame($dot, file_get_contents($dotFile));
}
function snowscript_to_php($code, $debug = false, $return = false, $namespace = "Anonymous")
{
$lexer = new Snowscript_Lexer($code . "\n");
if ($debug) {
debug_lexer($lexer);
}
$parser = new PHPParser_Parser();
$prettyPrinter = new PHPParser_PrettyPrinter_Zend();
$stmts = $parser->parse($lexer);
$traverser = new PHPParser_NodeTraverser();
$scope_traverser = new Snowscript_Visitors_Scope($namespace);
$traverser->addVisitor($scope_traverser);
$stmts = $traverser->traverse($stmts);
$nodeDumper = new PHPParser_NodeDumper();
if ($debug) {
$nodeDumper = new PHPParser_NodeDumper();
echo $nodeDumper->dump($stmts) . "\n";
}
$php = $prettyPrinter->prettyPrint($stmts) . "\n";
if ($return) {
return $php;
} else {
print "<?php\n" . $php;
}
}
public static function parse($code)
{
$lexer = new \PHPParser_Lexer($code);
$parser = new \PHPParser_Parser();
$ast = $parser->parse($lexer);
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new NormalizingNodeVisitor());
$traverser->addVisitor(new \PHPParser_NodeVisitor_NameResolver());
$ast = $traverser->traverse($ast);
switch (count($ast)) {
case 0:
$ast = new BlockNode(array());
break;
case 1:
$ast = $ast[0];
break;
default:
$ast = new BlockNode($ast);
}
// This is currently only available when using the schmittjoh/PHP-Parser fork.
if (class_exists('PHPParser_NodeVisitor_NodeConnector')) {
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new \PHPParser_NodeVisitor_NodeConnector());
$traverser->traverse(array($ast));
}
return $ast;
}
private function splitStmtsAndProps($stmts_old)
{
$stmts = array();
$props = array();
$constructor = false;
$this->prop_names = array();
$traverser = new PHPParser_NodeTraverser();
$traverser->addVisitor(new PHPParser_Node_Stmt_Class_Traverse($this));
foreach ($stmts_old as $stmt) {
if ($stmt instanceof PHPParser_Node_Expr_AssignClassProperty) {
$stmts_traversed = $traverser->traverse(array($stmt));
$stmt = $stmts_traversed[0];
$props[] = $stmt;
$this->prop_names[$stmt->var->name] = true;
} elseif ($stmt instanceof PHPParser_Node_Stmt_ClassMethod && $stmt->name == '__construct') {
if ($constructor !== false) {
throw new PHPParser_Error("Only one __construct method allow per class.");
}
$constructor = $stmt->stmts;
} else {
$stmts[] = $stmt;
}
}
$this->prop_names = array();
return array($stmts, $props, $constructor);
}
private function getCfg(\PHPParser_Node $ast)
{
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new \PHPParser_NodeVisitor_NodeConnector());
$traverser->traverse(array($ast));
$cfa = new ControlFlowAnalysis();
$cfa->process($ast);
return $this->graph = $cfa->getGraph();
}
public function testWithTraverser()
{
$file = new \Trismegiste\Mondrian\Parser\PhpFile('/I/Am/Victory.php', array(new \PHPParser_Node_Stmt_Class('Victory', array(), array('comments' => array(new \PHPParser_Comment('@mondrian contractor SomeNewContract'))))));
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor($this->visitor);
$this->assertFalse($file->isModified());
$traverser->traverse(array($file));
$this->assertTrue($file->isModified());
}
/**
* @test
*/
public function givenAssignmentAndReadOfSameVariable_WhenClassification_ThenFindBoth()
{
$classifier = new LocalVariableClassifier();
$assign = new \PHPParser_Node_Expr_Assign(new \PHPParser_Node_Expr_Variable("foo"), new \PHPParser_Node_Expr_Variable("foo"));
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor($classifier);
$traverser->traverse(array($assign));
$this->assertEquals(array('foo' => array(-1)), $classifier->getAssignments());
$this->assertEquals(array('foo' => array(-1)), $classifier->getLocalVariables());
}
public function testVisitorFiltersByClassName()
{
$filePath = __DIR__ . '/../../Fixtures/PhpParser/classes_namespaced.php';
$className = 'Bah';
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new ClassFilterVisitor($className));
$nodes = $traverser->traverse($this->parse($filePath));
$this->assertCount(1, $nodes);
$this->assertEquals($className, $nodes[0]->name);
}
function transform_with_visitors($code, array $visitors)
{
return transform_code($code, function ($ast) use($code, $visitors) {
$traverser = new \PHPParser_NodeTraverser();
foreach ($visitors as $visitor) {
$traverser->addVisitor($visitor);
}
return $traverser->traverse($ast);
});
}
public function configParser()
{
if (file_exists($this->getConfigPath(false))) {
$parser = new \PHPParser_Parser(new \PHPParser_Lexer());
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new ConfigVisitor());
$statements = $parser->parse(file_get_contents($this->getConfigPath(false)));
$traverser->traverse($statements);
return ConfigVisitor::getConfigValues();
}
return array();
}
/**
* Parses given file and returns found gettext phrases
*
* @param string $file
* @return array
*/
public function extract($file)
{
$this->data = array();
$parser = new PHPParser_Parser(new PHPParser_Lexer());
$stmts = $parser->parse(file_get_contents($file));
$traverser = new PHPParser_NodeTraverser();
$traverser->addVisitor($this);
$traverser->traverse($stmts);
$data = $this->data;
$this->data = null;
return $data;
}
public function testWithTraverser()
{
$this->context->expects($this->once())->method('hasNewContract')->with('Pull\\Me\\Under')->will($this->returnValue(true));
$this->context->expects($this->once())->method('getNewContract')->with('Pull\\Me\\Under')->will($this->returnValue('Awake'));
$classNode = new \PHPParser_Node_Stmt_Class('Victory', array('stmts' => array(new \PHPParser_Node_Stmt_ClassMethod('holy', array('params' => array(new \PHPParser_Node_Param('war', null, new \PHPParser_Node_Name('Pull\\Me\\Under'))))))), array('comments' => array(new \PHPParser_Comment('@mondrian contractor SomeNewContract'))));
$file = new \Trismegiste\Mondrian\Parser\PhpFile('/I/Am/Victory.php', array($classNode));
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor($this->visitor);
$this->assertFalse($file->isModified());
$traverser->traverse(array($file));
$this->assertTrue($file->isModified());
$this->assertEquals('Awake', (string) $classNode->stmts[0]->params[0]->type);
}
public function getFullyQualifiedClassName($file)
{
// use the emulative lexer here, as we are running PHP 5.2 but want to parse PHP 5.3
$parser = new \PHPParser_Parser(new \PHPParser_Lexer());
$traverser = new \PHPParser_NodeTraverser();
$prettyPrinter = new \PHPParser_PrettyPrinter_Default();
$nameSaver = new NamespaceConverter();
$traverser->addVisitor(new \PHPParser_NodeVisitor_NameResolver());
// we will need resolved names
$traverser->addVisitor($nameSaver);
try {
// read the file that should be converted
$code = file_get_contents($file);
// parse
$stmts = $parser->parse($code);
// traverse
$stmts = $traverser->traverse($stmts);
return $nameSaver->name;
} catch (PHPParser_Error $e) {
return false;
}
}
/**
* Processes this test, when one of its tokens is encountered.
*
* @param PHP_CodeSniffer_File $phpcsFile All the tokens found in the document.
* @param int $stackPtr The position of the current token in
* the stack passed in $tokens.
*/
public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
{
$parser = new PHPParser_Parser(new PHPParser_Lexer());
$visitor = new Symfony2_Sniffs_ObjectCalisthenics_SmallClassSniff_NodeVisitor();
$visitor->setPHPCodeSnifferFile($phpcsFile);
$traverser = new PHPParser_NodeTraverser();
$traverser->addVisitor($visitor);
try {
$code = file_get_contents($phpcsFile->getFilename());
$tree = $parser->parse($code);
$tree = $traverser->traverse($tree);
} catch (PHPParser_Error $e) {
}
}
public function testWithTraverser()
{
$classNode = new \PHPParser_Node_Stmt_Class('Victory', array('stmts' => array(new \PHPParser_Node_Stmt_ClassMethod('holy', array('stmts' => array(new \PHPParser_Node_Expr_New(new \PHPParser_Node_Name('Holy\\War')), new \PHPParser_Node_Expr_New(new \PHPParser_Node_Name('\\Hangar18'))))))));
$file = new \Trismegiste\Mondrian\Parser\PhpFile('/I/Am/Victory.php', array($classNode));
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor($this->visitor);
$this->assertFalse($file->isModified());
$traverser->traverse(array($file));
$this->assertTrue($file->isModified());
$this->assertCount(3, $classNode->stmts);
$pp = new \PHPParser_PrettyPrinter_Default();
$flat = $pp->prettyPrint(iterator_to_array($file->getIterator()));
eval($flat);
}
/**
* Processes this test, when one of its tokens is encountered.
*
* @param PHP_CodeSniffer_File $phpcsFile All the tokens found in the document.
* @param int $stackPtr The position of the current token in
* the stack passed in $tokens.
*/
public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
{
return;
$parser = new PHPParser_Parser(new PHPParser_Lexer());
$visitor = new Symfony2_Sniffs_ObjectCalisthenics_UseAccessorsSniff_NodeVisitor();
$visitor->setPHPCodeSnifferFile($phpcsFile);
$traverser = new PHPParser_NodeTraverser();
$traverser->addVisitor($visitor);
try {
$code = file_get_contents($phpcsFile->getFilename());
$tree = $parser->parse($code);
//$tree[0]->setAttribute('visited', true);
var_dump($tree);
} catch (PHPParser_Error $e) {
}
die;
}
private function createScope($src)
{
$lexer = new \PHPParser_Lexer('<?php class Foo { public function foo($param1, $param2) { ' . $src . ' } }');
$parser = new \PHPParser_Parser();
$ast = $parser->parse($lexer);
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new \PHPParser_NodeVisitor_NameResolver());
$traverser->addVisitor(new NormalizingNodeVisitor());
$ast = $traverser->traverse($ast);
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new \PHPParser_NodeVisitor_NodeConnector());
$traverser->traverse($ast);
$rootNode = $ast[0];
$scopeRoot = $ast[0]->stmts[0];
$sc = new SyntacticScopeCreator();
return $sc->createScope($scopeRoot, new Scope($rootNode));
}
public function enterNode(\PHPParser_Node $node)
{
if ($node instanceof \PHPParser_Node_Stmt_Class) {
foreach ($node->stmts as $statement) {
if ($statement instanceof \PHPParser_Node_Stmt_TraitUse) {
$stmts = [$node->stmts];
foreach ($statement->traits as $traitName) {
if ($this->traitsCollector->hasTrait((string) $traitName)) {
$trait = $this->traitsCollector->getTrait((string) $traitName);
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor(new Traits_ConflictResolver($node, $trait, $statement));
$stmts[] = $traverser->traverse($trait->stmts);
} else {
throw new \Exception(sprintf('Could not find referenced trait "%s"', $traitName));
}
}
$node->stmts = call_user_func_array('array_merge', $stmts);
}
}
return $node;
}
}
public function cache()
{
$parser = new \PHPParser_Parser(new \PHPParser_Lexer());
$prettyPrinter = new \PHPParser_PrettyPrinter_Default();
try {
$searched_function[] = "validate_username";
$traverser_safety = new \PHPParser_NodeTraverser();
$traverser_safety->addVisitor(new SafeFunction($searched_function));
// parse
$raw = file_get_contents($this->path_to_wp . '/wp-includes/user.' . $this->phpEx);
$stmts = $parser->parse($raw);
// traverse
$stmts = $traverser_safety->traverse($stmts);
// pretty print
$code = $prettyPrinter->prettyPrint($stmts);
file_put_contents($this->phpbb_root_path . 'cache/phpbbwpunicorn_user.' . $this->phpEx, '<?php ' . $code . ' ?>');
} catch (PHPParser\Error $e) {
echo 'Parse Error: ', $e->getMessage();
}
$parser = new \PHPParser_Parser(new \PHPParser_Lexer());
$prettyPrinter = new \PHPParser_PrettyPrinter_Default();
try {
$searched_function[] = "make_clickable";
$traverser_safety = new \PHPParser_NodeTraverser();
$traverser_safety->addVisitor(new SafeFunction($searched_function));
// parse
$raw = file_get_contents($this->path_to_wp . '/wp-includes/formatting.' . $this->phpEx);
$stmts = $parser->parse($raw);
// traverse
$stmts = $traverser_safety->traverse($stmts);
// pretty print
$code = $prettyPrinter->prettyPrint($stmts);
file_put_contents($this->phpbb_root_path . 'cache/phpbbwpunicorn_formatting.' . $this->phpEx, '<?php ' . $code . ' ?>');
} catch (PHPParser\Error $e) {
echo 'Parse Error: ', $e->getMessage();
}
}
public function visitPhpFile(\SplFileInfo $file, MessageCatalogue $catalogue, array $ast)
{
$this->catalogue = $catalogue;
// Traverse document to assemble class name
$traverser = new \PHPParser_NodeTraverser();
$traverser->addVisitor($this);
$traverser->traverse($ast);
if ($this->annotated) {
// Get annotations for the class
$annotationDriver = new Annotation(new DoctrineAnnotationReader());
$manager = new Manager();
$manager->addDriver($annotationDriver, -1);
$metadata = $manager->getMetadata($this->parsedClassName);
// Save messages for title
foreach ($metadata->getFields() as $field) {
$mappedField = $metadata->getFieldMapping($field);
if ((!isset($mappedField['visible']) || $mappedField['visible']) && isset($mappedField['title'])) {
$message = new Message($mappedField['title']);
$message->addSource(new FileSource((string) $file));
$catalogue->add($message);
}
}
}
}
/**
* @expectedException PHPParser_Error
* @expectedExceptionMessage Cannot use "C" as "B" because the name is already in use on line 2
*/
public function testAlreadyInUseError()
{
$stmts = array(new PHPParser_Node_Stmt_Use(array(new PHPParser_Node_Stmt_UseUse(new PHPParser_Node_Name('A\\B'), 'B', array('startLine' => 1)), new PHPParser_Node_Stmt_UseUse(new PHPParser_Node_Name('C'), 'B', array('startLine' => 2)))));
$traverser = new PHPParser_NodeTraverser();
$traverser->addVisitor(new PHPParser_NodeVisitor_NameResolver());
$traverser->traverse($stmts);
}
public function testClassNameIsCaseInsensitive()
{
$source = <<<EOC
<?php
namespace Foo;
use Bar\\Baz;
\$test = new baz();
EOC;
$parser = new PHPParser_Parser(new PHPParser_Lexer_Emulative());
$stmts = $parser->parse($source);
$traverser = new PHPParser_NodeTraverser();
$traverser->addVisitor(new PHPParser_NodeVisitor_NameResolver());
$stmts = $traverser->traverse($stmts);
$stmt = $stmts[0];
$this->assertEquals(array('Bar', 'Baz'), $stmt->stmts[1]->expr->class->parts);
}
} else {
if ($stmt instanceof PHPParser_Node_Name) {
$output[$k] = 'NAME ' . $type;
} else {
$output[$k] = 'UNKNOWN ' . $type;
}
}
}
}
return $output;
}
class MyNodeVisitor extends PHPParser_NodeVisitorAbstract
{
public function leaveNode(PHPParser_Node $node)
{
if ($node instanceof PHPParser_Node_Scalar_String) {
$node->value = 'foo';
}
print_r($node);
}
}
try {
$stmts = $parser->parse(file_get_contents(__FILE__));
// print_r(parse_stmts($stmts));
$traverser = new PHPParser_NodeTraverser();
$traverser->addVisitor(new MyNodeVisitor());
$stmts = $traverser->traverse($stmts);
// print_r($stmts);
} catch (PHPParser_Error $e) {
echo 'Parser error: ', $e->getMessage();
}
public function testRemovingVisitor()
{
$visitor1 = $this->getMock('PHPParser_NodeVisitor');
$visitor2 = $this->getMock('PHPParser_NodeVisitor');
$visitor3 = $this->getMock('PHPParser_NodeVisitor');
$traverser = new PHPParser_NodeTraverser();
$traverser->addVisitor($visitor1);
$traverser->addVisitor($visitor2);
$traverser->addVisitor($visitor3);
$preExpected = array($visitor1, $visitor2, $visitor3);
$this->assertAttributeSame($preExpected, 'visitors', $traverser, 'The appropriate visitors have not been added');
$traverser->removeVisitor($visitor2);
$postExpected = array(0 => $visitor1, 2 => $visitor3);
$this->assertAttributeSame($postExpected, 'visitors', $traverser, 'The appropriate visitors are not present after removal');
}