private function load()
{
$traverser = new Traverser();
$declarations = new Visitor\DeclarationFinder();
$calls = new Visitor\CallFinder();
$variables = new Visitor\VariableFinder();
$traverser->addVisitor($declarations);
$traverser->addVisitor($calls);
$traverser->addVisitor($variables);
for ($i = 0; $i < count($this->blocks); $i++) {
$this->blocks[$i] = $traverser->traverse($this->blocks[$i]);
}
$this->variables = $variables->getVariables();
$this->constants = $declarations->getConstants();
$this->traits = $declarations->getTraits();
$this->classes = $declarations->getClasses();
$this->interfaces = $declarations->getInterfaces();
$this->methods = $declarations->getMethods();
$this->functions = $declarations->getFunctions();
$this->functionLookup = $this->buildFunctionLookup($declarations->getFunctions());
$this->callFinder = $calls;
$this->methodCalls = $this->findMethodCalls();
$this->newCalls = $this->findNewCalls();
$this->computeTypeMatrix();
}
/** @dataProvider provideTestParseAndDump */
public function testParseAndDump($name, $code, $expectedDump)
{
$astTraverser = new PhpParser\NodeTraverser();
$astTraverser->addVisitor(new PhpParser\NodeVisitor\NameResolver());
$parser = new Parser((new ParserFactory())->create(ParserFactory::PREFER_PHP7), $astTraverser);
$block = $parser->parse($code, 'foo.php');
$traverser = new Traverser();
$traverser->addVisitor(new Visitor\Simplifier());
$traverser->traverse($block);
$printer = new Printer\Text();
$this->assertEquals($this->canonicalize($expectedDump), $this->canonicalize($printer->printCfg([$block])));
}
/** @dataProvider provideTestParseAndDump */
public function testParseAndDump($code, $expectedDump)
{
$astTraverser = new PhpParser\NodeTraverser();
$astTraverser->addVisitor(new PhpParser\NodeVisitor\NameResolver());
$parser = new Parser((new ParserFactory())->create(ParserFactory::PREFER_PHP7), $astTraverser);
$traverser = new Traverser();
$traverser->addVisitor(new Visitor\Simplifier());
$printer = new Printer\Text();
try {
$script = $parser->parse($code, 'foo.php');
$traverser->traverse($script);
$result = $printer->printScript($script);
} catch (\RuntimeException $e) {
$result = $e->getMessage();
}
$this->assertEquals($this->canonicalize($expectedDump), $this->canonicalize($result));
}
protected function getGraphsFromFiles(array $files, array $exclude, CFGParser $parser)
{
$excludeParts = [];
foreach ($exclude as $part) {
$excludeParts[] = preg_quote($part);
}
$part = implode('|', $excludeParts);
$excludeRegex = "(((\\.({$part})(\$|/))|((^|/)({$part})(\$|/))))";
$graphs = [];
$traverser = new Traverser();
$traverser->addVisitor(new Visitor\Simplifier());
foreach ($files as $file) {
if (is_file($file)) {
$local = [$file];
} elseif (is_dir($file)) {
$it = new \CallbackFilterIterator(new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($file)), function (\SplFileInfo $file) use($excludeRegex) {
if (preg_match($excludeRegex, $file->getPathName())) {
return false;
}
return $file->isFile();
});
$local = [];
foreach ($it as $file) {
$local[] = $file->getPathName();
// since __toString would be too difficult...
}
} else {
throw new \RuntimeException("Error: {$file} is not a file or directory");
}
foreach ($local as $file) {
echo "Analyzing {$file}\n";
$graphs[$file] = $parser->parse(file_get_contents($file), $file);
$traverser->traverse($graphs[$file]);
}
}
return $graphs;
}
protected function preProcess(array $blocks)
{
$traverser = new Traverser();
$declarations = new Visitor\DeclarationFinder();
$calls = new Visitor\CallFinder();
$variables = new Visitor\VariableFinder();
$dagComputer = new Visitor\VariableDagComputer();
$traverser->addVisitor(new Visitor\Simplifier());
$traverser->addVisitor($dagComputer);
$traverser->addVisitor($declarations);
$traverser->addVisitor($calls);
$traverser->addVisitor($variables);
foreach ($blocks as $block) {
$traverser->traverse($block);
}
return ["cfg" => $blocks, "constants" => $declarations->getConstants(), "traits" => $declarations->getTraits(), "classes" => $declarations->getClasses(), "methods" => $declarations->getMethods(), "functions" => $declarations->getFunctions(), "functionLookup" => $this->buildFunctionLookup($declarations->getFunctions()), "interfaces" => $declarations->getInterfaces(), "variables" => $variables->getVariables(), "callResolver" => $calls, "methodCalls" => $this->findMethodCalls($blocks), "internalTypeInfo" => new InternalArgInfo()];
}
